| 1 | #!/usr/bin/perl |
| 2 | |
| 3 | # gitweb - simple web interface to track changes in git repositories |
| 4 | # |
| 5 | # (C) 2005-2006, Kay Sievers <kay.sievers@vrfy.org> |
| 6 | # (C) 2005, Christian Gierke |
| 7 | # |
| 8 | # This program is licensed under the GPLv2 |
| 9 | |
| 10 | require v5.26; |
| 11 | use strict; |
| 12 | use warnings; |
| 13 | # handle ACL in file access tests |
| 14 | use filetest 'access'; |
| 15 | use CGI qw(:standard :escapeHTML -nosticky); |
| 16 | use CGI::Util qw(unescape); |
| 17 | use CGI::Carp qw(fatalsToBrowser set_message); |
| 18 | use Encode; |
| 19 | use Fcntl ':mode'; |
| 20 | use File::Find qw(); |
| 21 | use File::Basename qw(basename); |
| 22 | use Time::HiRes qw(gettimeofday tv_interval); |
| 23 | use Digest::MD5 qw(md5_hex); |
| 24 | |
| 25 | binmode STDOUT, ':utf8'; |
| 26 | |
| 27 | if (!defined($CGI::VERSION) || $CGI::VERSION < 4.08) { |
| 28 | eval 'sub CGI::multi_param { CGI::param(@_) }' |
| 29 | } |
| 30 | |
| 31 | our $t0 = [ gettimeofday() ]; |
| 32 | our $number_of_git_cmds = 0; |
| 33 | |
| 34 | BEGIN { |
| 35 | CGI->compile() if $ENV{'MOD_PERL'}; |
| 36 | } |
| 37 | |
| 38 | our $version = "@GIT_VERSION@"; |
| 39 | |
| 40 | our ($my_url, $my_uri, $base_url, $path_info, $home_link); |
| 41 | sub evaluate_uri { |
| 42 | our $cgi; |
| 43 | |
| 44 | our $my_url = $cgi->url(); |
| 45 | our $my_uri = $cgi->url(-absolute => 1); |
| 46 | |
| 47 | # Base URL for relative URLs in gitweb ($logo, $favicon, ...), |
| 48 | # needed and used only for URLs with nonempty PATH_INFO |
| 49 | our $base_url = $my_url; |
| 50 | |
| 51 | # When the script is used as DirectoryIndex, the URL does not contain the name |
| 52 | # of the script file itself, and $cgi->url() fails to strip PATH_INFO, so we |
| 53 | # have to do it ourselves. We make $path_info global because it's also used |
| 54 | # later on. |
| 55 | # |
| 56 | # Another issue with the script being the DirectoryIndex is that the resulting |
| 57 | # $my_url data is not the full script URL: this is good, because we want |
| 58 | # generated links to keep implying the script name if it wasn't explicitly |
| 59 | # indicated in the URL we're handling, but it means that $my_url cannot be used |
| 60 | # as base URL. |
| 61 | # Therefore, if we needed to strip PATH_INFO, then we know that we have |
| 62 | # to build the base URL ourselves: |
| 63 | our $path_info = decode_utf8($ENV{"PATH_INFO"}); |
| 64 | if ($path_info) { |
| 65 | # $path_info has already been URL-decoded by the web server, but |
| 66 | # $my_url and $my_uri have not. URL-decode them so we can properly |
| 67 | # strip $path_info. |
| 68 | $my_url = unescape($my_url); |
| 69 | $my_uri = unescape($my_uri); |
| 70 | if ($my_url =~ s,\Q$path_info\E$,, && |
| 71 | $my_uri =~ s,\Q$path_info\E$,, && |
| 72 | defined $ENV{'SCRIPT_NAME'}) { |
| 73 | $base_url = $cgi->url(-base => 1) . $ENV{'SCRIPT_NAME'}; |
| 74 | } |
| 75 | } |
| 76 | |
| 77 | # target of the home link on top of all pages |
| 78 | our $home_link = $my_uri || "/"; |
| 79 | } |
| 80 | |
| 81 | # core git executable to use |
| 82 | # this can just be "git" if your webserver has a sensible PATH |
| 83 | our $GIT = "@GIT_BINDIR@/git"; |
| 84 | |
| 85 | # absolute fs-path which will be prepended to the project path |
| 86 | #our $projectroot = "/pub/scm"; |
| 87 | our $projectroot = "@GITWEB_PROJECTROOT@"; |
| 88 | |
| 89 | # fs traversing limit for getting project list |
| 90 | # the number is relative to the projectroot |
| 91 | our $project_maxdepth = @GITWEB_PROJECT_MAXDEPTH@; |
| 92 | |
| 93 | # string of the home link on top of all pages |
| 94 | our $home_link_str = "@GITWEB_HOME_LINK_STR@"; |
| 95 | |
| 96 | # extra breadcrumbs preceding the home link |
| 97 | our @extra_breadcrumbs = (); |
| 98 | |
| 99 | # name of your site or organization to appear in page titles |
| 100 | # replace this with something more descriptive for clearer bookmarks |
| 101 | our $site_name = "@GITWEB_SITENAME@" |
| 102 | || ($ENV{'SERVER_NAME'} || "Untitled") . " Git"; |
| 103 | |
| 104 | # html snippet to include in the <head> section of each page |
| 105 | our $site_html_head_string = "@GITWEB_SITE_HTML_HEAD_STRING@"; |
| 106 | # filename of html text to include at top of each page |
| 107 | our $site_header = "@GITWEB_SITE_HEADER@"; |
| 108 | # html text to include at home page |
| 109 | our $home_text = "@GITWEB_HOMETEXT@"; |
| 110 | # filename of html text to include at bottom of each page |
| 111 | our $site_footer = "@GITWEB_SITE_FOOTER@"; |
| 112 | |
| 113 | # URI of stylesheets |
| 114 | our @stylesheets = ("@GITWEB_CSS@"); |
| 115 | # URI of a single stylesheet, which can be overridden in GITWEB_CONFIG. |
| 116 | our $stylesheet = undef; |
| 117 | # URI of GIT logo (72x27 size) |
| 118 | our $logo = "@GITWEB_LOGO@"; |
| 119 | # URI of GIT favicon, assumed to be image/png type |
| 120 | our $favicon = "@GITWEB_FAVICON@"; |
| 121 | # URI of gitweb.js (JavaScript code for gitweb) |
| 122 | our $javascript = "@GITWEB_JS@"; |
| 123 | |
| 124 | # URI and label (title) of GIT logo link |
| 125 | #our $logo_url = "https://www.kernel.org/pub/software/scm/git/docs/"; |
| 126 | #our $logo_label = "git documentation"; |
| 127 | our $logo_url = "https://git-scm.com/"; |
| 128 | our $logo_label = "git homepage"; |
| 129 | |
| 130 | # source of projects list |
| 131 | our $projects_list = "@GITWEB_LIST@"; |
| 132 | |
| 133 | # the width (in characters) of the projects list "Description" column |
| 134 | our $projects_list_description_width = 25; |
| 135 | |
| 136 | # group projects by category on the projects list |
| 137 | # (enabled if this variable evaluates to true) |
| 138 | our $projects_list_group_categories = 0; |
| 139 | |
| 140 | # default category if none specified |
| 141 | # (leave the empty string for no category) |
| 142 | our $project_list_default_category = ""; |
| 143 | |
| 144 | # default order of projects list |
| 145 | # valid values are none, project, descr, owner, and age |
| 146 | our $default_projects_order = "project"; |
| 147 | |
| 148 | # show repository only if this file exists |
| 149 | # (only effective if this variable evaluates to true) |
| 150 | our $export_ok = "@GITWEB_EXPORT_OK@"; |
| 151 | |
| 152 | # don't generate age column on the projects list page |
| 153 | our $omit_age_column = 0; |
| 154 | |
| 155 | # don't generate information about owners of repositories |
| 156 | our $omit_owner=0; |
| 157 | |
| 158 | # show repository only if this subroutine returns true |
| 159 | # when given the path to the project, for example: |
| 160 | # sub { return -e "$_[0]/git-daemon-export-ok"; } |
| 161 | our $export_auth_hook = undef; |
| 162 | |
| 163 | # only allow viewing of repositories also shown on the overview page |
| 164 | our $strict_export = "@GITWEB_STRICT_EXPORT@"; |
| 165 | |
| 166 | # list of git base URLs used for URL to where fetch project from, |
| 167 | # i.e. full URL is "$git_base_url/$project" |
| 168 | our @git_base_url_list = grep { $_ ne '' } ("@GITWEB_BASE_URL@"); |
| 169 | |
| 170 | # default blob_plain mimetype and default charset for text/plain blob |
| 171 | our $default_blob_plain_mimetype = 'text/plain'; |
| 172 | our $default_text_plain_charset = undef; |
| 173 | |
| 174 | # file to use for guessing MIME types before trying /etc/mime.types |
| 175 | # (relative to the current git repository) |
| 176 | our $mimetypes_file = undef; |
| 177 | |
| 178 | # assume this charset if line contains non-UTF-8 characters; |
| 179 | # it should be valid encoding (see Encoding::Supported(3pm) for list), |
| 180 | # for which encoding all byte sequences are valid, for example |
| 181 | # 'iso-8859-1' aka 'latin1' (it is decoded without checking, so it |
| 182 | # could be even 'utf-8' for the old behavior) |
| 183 | our $fallback_encoding = 'latin1'; |
| 184 | |
| 185 | # rename detection options for git-diff and git-diff-tree |
| 186 | # - default is '-M', with the cost proportional to |
| 187 | # (number of removed files) * (number of new files). |
| 188 | # - more costly is '-C' (which implies '-M'), with the cost proportional to |
| 189 | # (number of changed files + number of removed files) * (number of new files) |
| 190 | # - even more costly is '-C', '--find-copies-harder' with cost |
| 191 | # (number of files in the original tree) * (number of new files) |
| 192 | # - one might want to include '-B' option, e.g. '-B', '-M' |
| 193 | our @diff_opts = ('-M'); # taken from git_commit |
| 194 | |
| 195 | # Disables features that would allow repository owners to inject script into |
| 196 | # the gitweb domain. |
| 197 | our $prevent_xss = 0; |
| 198 | |
| 199 | # Path to the highlight executable to use (must be the one from |
| 200 | # http://andre-simon.de/zip/download.php due to assumptions about parameters and output). |
| 201 | # Useful if highlight is not installed on your webserver's PATH. |
| 202 | # [Default: highlight] |
| 203 | our $highlight_bin = "@HIGHLIGHT_BIN@"; |
| 204 | |
| 205 | # information about snapshot formats that gitweb is capable of serving |
| 206 | our %known_snapshot_formats = ( |
| 207 | # name => { |
| 208 | # 'display' => display name, |
| 209 | # 'type' => mime type, |
| 210 | # 'suffix' => filename suffix, |
| 211 | # 'format' => --format for git-archive, |
| 212 | # 'compressor' => [compressor command and arguments] |
| 213 | # (array reference, optional) |
| 214 | # 'disabled' => boolean (optional)} |
| 215 | # |
| 216 | 'tgz' => { |
| 217 | 'display' => 'tar.gz', |
| 218 | 'type' => 'application/x-gzip', |
| 219 | 'suffix' => '.tar.gz', |
| 220 | 'format' => 'tar', |
| 221 | 'compressor' => ['gzip', '-n']}, |
| 222 | |
| 223 | 'tbz2' => { |
| 224 | 'display' => 'tar.bz2', |
| 225 | 'type' => 'application/x-bzip2', |
| 226 | 'suffix' => '.tar.bz2', |
| 227 | 'format' => 'tar', |
| 228 | 'compressor' => ['bzip2']}, |
| 229 | |
| 230 | 'txz' => { |
| 231 | 'display' => 'tar.xz', |
| 232 | 'type' => 'application/x-xz', |
| 233 | 'suffix' => '.tar.xz', |
| 234 | 'format' => 'tar', |
| 235 | 'compressor' => ['xz'], |
| 236 | 'disabled' => 1}, |
| 237 | |
| 238 | 'zip' => { |
| 239 | 'display' => 'zip', |
| 240 | 'type' => 'application/x-zip', |
| 241 | 'suffix' => '.zip', |
| 242 | 'format' => 'zip'}, |
| 243 | ); |
| 244 | |
| 245 | # Aliases so we understand old gitweb.snapshot values in repository |
| 246 | # configuration. |
| 247 | our %known_snapshot_format_aliases = ( |
| 248 | 'gzip' => 'tgz', |
| 249 | 'bzip2' => 'tbz2', |
| 250 | 'xz' => 'txz', |
| 251 | |
| 252 | # backward compatibility: legacy gitweb config support |
| 253 | 'x-gzip' => undef, 'gz' => undef, |
| 254 | 'x-bzip2' => undef, 'bz2' => undef, |
| 255 | 'x-zip' => undef, '' => undef, |
| 256 | ); |
| 257 | |
| 258 | # Pixel sizes for icons and avatars. If the default font sizes or lineheights |
| 259 | # are changed, it may be appropriate to change these values too via |
| 260 | # $GITWEB_CONFIG. |
| 261 | our %avatar_size = ( |
| 262 | 'default' => 16, |
| 263 | 'double' => 32 |
| 264 | ); |
| 265 | |
| 266 | # Used to set the maximum load that we will still respond to gitweb queries. |
| 267 | # If server load exceed this value then return "503 server busy" error. |
| 268 | # If gitweb cannot determined server load, it is taken to be 0. |
| 269 | # Leave it undefined (or set to 'undef') to turn off load checking. |
| 270 | our $maxload = 300; |
| 271 | |
| 272 | # configuration for 'highlight' (http://andre-simon.de/doku/highlight/en/highlight.php) |
| 273 | # match by basename |
| 274 | our %highlight_basename = ( |
| 275 | #'Program' => 'py', |
| 276 | #'Library' => 'py', |
| 277 | 'SConstruct' => 'py', # SCons equivalent of Makefile |
| 278 | 'Makefile' => 'make', |
| 279 | ); |
| 280 | # match by extension |
| 281 | our %highlight_ext = ( |
| 282 | # main extensions, defining name of syntax; |
| 283 | # see files in /usr/share/highlight/langDefs/ directory |
| 284 | (map { $_ => $_ } qw(py rb java css js tex bib xml awk bat ini spec tcl sql)), |
| 285 | # alternate extensions, see /etc/highlight/filetypes.conf |
| 286 | (map { $_ => 'c' } qw(c h)), |
| 287 | (map { $_ => 'sh' } qw(sh bash zsh ksh)), |
| 288 | (map { $_ => 'cpp' } qw(cpp cxx c++ cc)), |
| 289 | (map { $_ => 'php' } qw(php php3 php4 php5 phps)), |
| 290 | (map { $_ => 'pl' } qw(pl perl pm)), # perhaps also 'cgi' |
| 291 | (map { $_ => 'make'} qw(make mak mk)), |
| 292 | (map { $_ => 'xml' } qw(xml xhtml html htm)), |
| 293 | ); |
| 294 | |
| 295 | # You define site-wide feature defaults here; override them with |
| 296 | # $GITWEB_CONFIG as necessary. |
| 297 | our %feature = ( |
| 298 | # feature => { |
| 299 | # 'sub' => feature-sub (subroutine), |
| 300 | # 'override' => allow-override (boolean), |
| 301 | # 'default' => [ default options...] (array reference)} |
| 302 | # |
| 303 | # if feature is overridable (it means that allow-override has true value), |
| 304 | # then feature-sub will be called with default options as parameters; |
| 305 | # return value of feature-sub indicates if to enable specified feature |
| 306 | # |
| 307 | # if there is no 'sub' key (no feature-sub), then feature cannot be |
| 308 | # overridden |
| 309 | # |
| 310 | # use gitweb_get_feature(<feature>) to retrieve the <feature> value |
| 311 | # (an array) or gitweb_check_feature(<feature>) to check if <feature> |
| 312 | # is enabled |
| 313 | |
| 314 | # Enable the 'blame' blob view, showing the last commit that modified |
| 315 | # each line in the file. This can be very CPU-intensive. |
| 316 | |
| 317 | # To enable system wide have in $GITWEB_CONFIG |
| 318 | # $feature{'blame'}{'default'} = [1]; |
| 319 | # To have project specific config enable override in $GITWEB_CONFIG |
| 320 | # $feature{'blame'}{'override'} = 1; |
| 321 | # and in project config gitweb.blame = 0|1; |
| 322 | 'blame' => { |
| 323 | 'sub' => sub { feature_bool('blame', @_) }, |
| 324 | 'override' => 0, |
| 325 | 'default' => [0]}, |
| 326 | |
| 327 | # Enable the 'snapshot' link, providing a compressed archive of any |
| 328 | # tree. This can potentially generate high traffic if you have large |
| 329 | # project. |
| 330 | |
| 331 | # Value is a list of formats defined in %known_snapshot_formats that |
| 332 | # you wish to offer. |
| 333 | # To disable system wide have in $GITWEB_CONFIG |
| 334 | # $feature{'snapshot'}{'default'} = []; |
| 335 | # To have project specific config enable override in $GITWEB_CONFIG |
| 336 | # $feature{'snapshot'}{'override'} = 1; |
| 337 | # and in project config, a comma-separated list of formats or "none" |
| 338 | # to disable. Example: gitweb.snapshot = tbz2,zip; |
| 339 | 'snapshot' => { |
| 340 | 'sub' => \&feature_snapshot, |
| 341 | 'override' => 0, |
| 342 | 'default' => ['tgz']}, |
| 343 | |
| 344 | # Enable text search, which will list the commits which match author, |
| 345 | # committer or commit text to a given string. Enabled by default. |
| 346 | # Project specific override is not supported. |
| 347 | # |
| 348 | # Note that this controls all search features, which means that if |
| 349 | # it is disabled, then 'grep' and 'pickaxe' search would also be |
| 350 | # disabled. |
| 351 | 'search' => { |
| 352 | 'override' => 0, |
| 353 | 'default' => [1]}, |
| 354 | |
| 355 | # Enable grep search, which will list the files in currently selected |
| 356 | # tree containing the given string. Enabled by default. This can be |
| 357 | # potentially CPU-intensive, of course. |
| 358 | # Note that you need to have 'search' feature enabled too. |
| 359 | |
| 360 | # To enable system wide have in $GITWEB_CONFIG |
| 361 | # $feature{'grep'}{'default'} = [1]; |
| 362 | # To have project specific config enable override in $GITWEB_CONFIG |
| 363 | # $feature{'grep'}{'override'} = 1; |
| 364 | # and in project config gitweb.grep = 0|1; |
| 365 | 'grep' => { |
| 366 | 'sub' => sub { feature_bool('grep', @_) }, |
| 367 | 'override' => 0, |
| 368 | 'default' => [1]}, |
| 369 | |
| 370 | # Enable the pickaxe search, which will list the commits that modified |
| 371 | # a given string in a file. This can be practical and quite faster |
| 372 | # alternative to 'blame', but still potentially CPU-intensive. |
| 373 | # Note that you need to have 'search' feature enabled too. |
| 374 | |
| 375 | # To enable system wide have in $GITWEB_CONFIG |
| 376 | # $feature{'pickaxe'}{'default'} = [1]; |
| 377 | # To have project specific config enable override in $GITWEB_CONFIG |
| 378 | # $feature{'pickaxe'}{'override'} = 1; |
| 379 | # and in project config gitweb.pickaxe = 0|1; |
| 380 | 'pickaxe' => { |
| 381 | 'sub' => sub { feature_bool('pickaxe', @_) }, |
| 382 | 'override' => 0, |
| 383 | 'default' => [1]}, |
| 384 | |
| 385 | # Enable showing size of blobs in a 'tree' view, in a separate |
| 386 | # column, similar to what 'ls -l' does. This cost a bit of IO. |
| 387 | |
| 388 | # To disable system wide have in $GITWEB_CONFIG |
| 389 | # $feature{'show-sizes'}{'default'} = [0]; |
| 390 | # To have project specific config enable override in $GITWEB_CONFIG |
| 391 | # $feature{'show-sizes'}{'override'} = 1; |
| 392 | # and in project config gitweb.showsizes = 0|1; |
| 393 | 'show-sizes' => { |
| 394 | 'sub' => sub { feature_bool('showsizes', @_) }, |
| 395 | 'override' => 0, |
| 396 | 'default' => [1]}, |
| 397 | |
| 398 | # Make gitweb use an alternative format of the URLs which can be |
| 399 | # more readable and natural-looking: project name is embedded |
| 400 | # directly in the path and the query string contains other |
| 401 | # auxiliary information. All gitweb installations recognize |
| 402 | # URL in either format; this configures in which formats gitweb |
| 403 | # generates links. |
| 404 | |
| 405 | # To enable system wide have in $GITWEB_CONFIG |
| 406 | # $feature{'pathinfo'}{'default'} = [1]; |
| 407 | # Project specific override is not supported. |
| 408 | |
| 409 | # Note that you will need to change the default location of CSS, |
| 410 | # favicon, logo and possibly other files to an absolute URL. Also, |
| 411 | # if gitweb.cgi serves as your indexfile, you will need to force |
| 412 | # $my_uri to contain the script name in your $GITWEB_CONFIG. |
| 413 | 'pathinfo' => { |
| 414 | 'override' => 0, |
| 415 | 'default' => [0]}, |
| 416 | |
| 417 | # Make gitweb consider projects in project root subdirectories |
| 418 | # to be forks of existing projects. Given project $projname.git, |
| 419 | # projects matching $projname/*.git will not be shown in the main |
| 420 | # projects list, instead a '+' mark will be added to $projname |
| 421 | # there and a 'forks' view will be enabled for the project, listing |
| 422 | # all the forks. If project list is taken from a file, forks have |
| 423 | # to be listed after the main project. |
| 424 | |
| 425 | # To enable system wide have in $GITWEB_CONFIG |
| 426 | # $feature{'forks'}{'default'} = [1]; |
| 427 | # Project specific override is not supported. |
| 428 | 'forks' => { |
| 429 | 'override' => 0, |
| 430 | 'default' => [0]}, |
| 431 | |
| 432 | # Insert custom links to the action bar of all project pages. |
| 433 | # This enables you mainly to link to third-party scripts integrating |
| 434 | # into gitweb; e.g. git-browser for graphical history representation |
| 435 | # or custom web-based repository administration interface. |
| 436 | |
| 437 | # The 'default' value consists of a list of triplets in the form |
| 438 | # (label, link, position) where position is the label after which |
| 439 | # to insert the link and link is a format string where %n expands |
| 440 | # to the project name, %f to the project path within the filesystem, |
| 441 | # %h to the current hash (h gitweb parameter) and %b to the current |
| 442 | # hash base (hb gitweb parameter); %% expands to %. |
| 443 | |
| 444 | # To enable system wide have in $GITWEB_CONFIG e.g. |
| 445 | # $feature{'actions'}{'default'} = [('graphiclog', |
| 446 | # '/git-browser/by-commit.html?r=%n', 'summary')]; |
| 447 | # Project specific override is not supported. |
| 448 | 'actions' => { |
| 449 | 'override' => 0, |
| 450 | 'default' => []}, |
| 451 | |
| 452 | # Allow gitweb scan project content tags of project repository, |
| 453 | # and display the popular Web 2.0-ish "tag cloud" near the projects |
| 454 | # list. Note that this is something COMPLETELY different from the |
| 455 | # normal Git tags. |
| 456 | |
| 457 | # gitweb by itself can show existing tags, but it does not handle |
| 458 | # tagging itself; you need to do it externally, outside gitweb. |
| 459 | # The format is described in git_get_project_ctags() subroutine. |
| 460 | # You may want to install the HTML::TagCloud Perl module to get |
| 461 | # a pretty tag cloud instead of just a list of tags. |
| 462 | |
| 463 | # To enable system wide have in $GITWEB_CONFIG |
| 464 | # $feature{'ctags'}{'default'} = [1]; |
| 465 | # Project specific override is not supported. |
| 466 | |
| 467 | # In the future whether ctags editing is enabled might depend |
| 468 | # on the value, but using 1 should always mean no editing of ctags. |
| 469 | 'ctags' => { |
| 470 | 'override' => 0, |
| 471 | 'default' => [0]}, |
| 472 | |
| 473 | # The maximum number of patches in a patchset generated in patch |
| 474 | # view. Set this to 0 or undef to disable patch view, or to a |
| 475 | # negative number to remove any limit. |
| 476 | |
| 477 | # To disable system wide have in $GITWEB_CONFIG |
| 478 | # $feature{'patches'}{'default'} = [0]; |
| 479 | # To have project specific config enable override in $GITWEB_CONFIG |
| 480 | # $feature{'patches'}{'override'} = 1; |
| 481 | # and in project config gitweb.patches = 0|n; |
| 482 | # where n is the maximum number of patches allowed in a patchset. |
| 483 | 'patches' => { |
| 484 | 'sub' => \&feature_patches, |
| 485 | 'override' => 0, |
| 486 | 'default' => [16]}, |
| 487 | |
| 488 | # Avatar support. When this feature is enabled, views such as |
| 489 | # shortlog or commit will display an avatar associated with |
| 490 | # the email of the committer(s) and/or author(s). |
| 491 | |
| 492 | # Currently available providers are gravatar and picon. |
| 493 | # If an unknown provider is specified, the feature is disabled. |
| 494 | |
| 495 | # Picon currently relies on the indiana.edu database. |
| 496 | |
| 497 | # To enable system wide have in $GITWEB_CONFIG |
| 498 | # $feature{'avatar'}{'default'} = ['<provider>']; |
| 499 | # where <provider> is either gravatar or picon. |
| 500 | # To have project specific config enable override in $GITWEB_CONFIG |
| 501 | # $feature{'avatar'}{'override'} = 1; |
| 502 | # and in project config gitweb.avatar = <provider>; |
| 503 | 'avatar' => { |
| 504 | 'sub' => \&feature_avatar, |
| 505 | 'override' => 0, |
| 506 | 'default' => ['']}, |
| 507 | |
| 508 | # Enable displaying how much time and how many git commands |
| 509 | # it took to generate and display page. Disabled by default. |
| 510 | # Project specific override is not supported. |
| 511 | 'timed' => { |
| 512 | 'override' => 0, |
| 513 | 'default' => [0]}, |
| 514 | |
| 515 | # Enable turning some links into links to actions which require |
| 516 | # JavaScript to run (like 'blame_incremental'). Not enabled by |
| 517 | # default. Project specific override is currently not supported. |
| 518 | 'javascript-actions' => { |
| 519 | 'override' => 0, |
| 520 | 'default' => [0]}, |
| 521 | |
| 522 | # Enable and configure ability to change common timezone for dates |
| 523 | # in gitweb output via JavaScript. Enabled by default. |
| 524 | # Project specific override is not supported. |
| 525 | 'javascript-timezone' => { |
| 526 | 'override' => 0, |
| 527 | 'default' => [ |
| 528 | 'local', # default timezone: 'utc', 'local', or '(-|+)HHMM' format, |
| 529 | # or undef to turn off this feature |
| 530 | 'gitweb_tz', # name of cookie where to store selected timezone |
| 531 | 'datetime', # CSS class used to mark up dates for manipulation |
| 532 | ]}, |
| 533 | |
| 534 | # Syntax highlighting support. This is based on Daniel Svensson's |
| 535 | # and Sham Chukoury's work in gitweb-xmms2.git. |
| 536 | # It requires the 'highlight' program present in $PATH, |
| 537 | # and therefore is disabled by default. |
| 538 | |
| 539 | # To enable system wide have in $GITWEB_CONFIG |
| 540 | # $feature{'highlight'}{'default'} = [1]; |
| 541 | |
| 542 | 'highlight' => { |
| 543 | 'sub' => sub { feature_bool('highlight', @_) }, |
| 544 | 'override' => 0, |
| 545 | 'default' => [0]}, |
| 546 | |
| 547 | # Enable displaying of remote heads in the heads list |
| 548 | |
| 549 | # To enable system wide have in $GITWEB_CONFIG |
| 550 | # $feature{'remote_heads'}{'default'} = [1]; |
| 551 | # To have project specific config enable override in $GITWEB_CONFIG |
| 552 | # $feature{'remote_heads'}{'override'} = 1; |
| 553 | # and in project config gitweb.remoteheads = 0|1; |
| 554 | 'remote_heads' => { |
| 555 | 'sub' => sub { feature_bool('remote_heads', @_) }, |
| 556 | 'override' => 0, |
| 557 | 'default' => [0]}, |
| 558 | |
| 559 | # Enable showing branches under other refs in addition to heads |
| 560 | |
| 561 | # To set system wide extra branch refs have in $GITWEB_CONFIG |
| 562 | # $feature{'extra-branch-refs'}{'default'} = ['dirs', 'of', 'choice']; |
| 563 | # To have project specific config enable override in $GITWEB_CONFIG |
| 564 | # $feature{'extra-branch-refs'}{'override'} = 1; |
| 565 | # and in project config gitweb.extrabranchrefs = dirs of choice |
| 566 | # Every directory is separated with whitespace. |
| 567 | |
| 568 | 'extra-branch-refs' => { |
| 569 | 'sub' => \&feature_extra_branch_refs, |
| 570 | 'override' => 0, |
| 571 | 'default' => []}, |
| 572 | |
| 573 | # Redact e-mail addresses. |
| 574 | |
| 575 | # To enable system wide have in $GITWEB_CONFIG |
| 576 | # $feature{'email-privacy'}{'default'} = [1]; |
| 577 | 'email-privacy' => { |
| 578 | 'sub' => sub { feature_bool('email-privacy', @_) }, |
| 579 | 'override' => 1, |
| 580 | 'default' => [0]}, |
| 581 | ); |
| 582 | |
| 583 | sub gitweb_get_feature { |
| 584 | my ($name) = @_; |
| 585 | return unless exists $feature{$name}; |
| 586 | my ($sub, $override, @defaults) = ( |
| 587 | $feature{$name}{'sub'}, |
| 588 | $feature{$name}{'override'}, |
| 589 | @{$feature{$name}{'default'}}); |
| 590 | # project specific override is possible only if we have project |
| 591 | our $git_dir; # global variable, declared later |
| 592 | if (!$override || !defined $git_dir) { |
| 593 | return @defaults; |
| 594 | } |
| 595 | if (!defined $sub) { |
| 596 | warn "feature $name is not overridable"; |
| 597 | return @defaults; |
| 598 | } |
| 599 | return $sub->(@defaults); |
| 600 | } |
| 601 | |
| 602 | # A wrapper to check if a given feature is enabled. |
| 603 | # With this, you can say |
| 604 | # |
| 605 | # my $bool_feat = gitweb_check_feature('bool_feat'); |
| 606 | # gitweb_check_feature('bool_feat') or somecode; |
| 607 | # |
| 608 | # instead of |
| 609 | # |
| 610 | # my ($bool_feat) = gitweb_get_feature('bool_feat'); |
| 611 | # (gitweb_get_feature('bool_feat'))[0] or somecode; |
| 612 | # |
| 613 | sub gitweb_check_feature { |
| 614 | return (gitweb_get_feature(@_))[0]; |
| 615 | } |
| 616 | |
| 617 | |
| 618 | sub feature_bool { |
| 619 | my $key = shift; |
| 620 | my ($val) = git_get_project_config($key, '--bool'); |
| 621 | |
| 622 | if (!defined $val) { |
| 623 | return ($_[0]); |
| 624 | } elsif ($val eq 'true') { |
| 625 | return (1); |
| 626 | } elsif ($val eq 'false') { |
| 627 | return (0); |
| 628 | } |
| 629 | } |
| 630 | |
| 631 | sub feature_snapshot { |
| 632 | my (@fmts) = @_; |
| 633 | |
| 634 | my ($val) = git_get_project_config('snapshot'); |
| 635 | |
| 636 | if ($val) { |
| 637 | @fmts = ($val eq 'none' ? () : split /\s*[,\s]\s*/, $val); |
| 638 | } |
| 639 | |
| 640 | return @fmts; |
| 641 | } |
| 642 | |
| 643 | sub feature_patches { |
| 644 | my @val = (git_get_project_config('patches', '--int')); |
| 645 | |
| 646 | if (@val) { |
| 647 | return @val; |
| 648 | } |
| 649 | |
| 650 | return ($_[0]); |
| 651 | } |
| 652 | |
| 653 | sub feature_avatar { |
| 654 | my @val = (git_get_project_config('avatar')); |
| 655 | |
| 656 | return @val ? @val : @_; |
| 657 | } |
| 658 | |
| 659 | sub feature_extra_branch_refs { |
| 660 | my (@branch_refs) = @_; |
| 661 | my $values = git_get_project_config('extrabranchrefs'); |
| 662 | |
| 663 | if ($values) { |
| 664 | $values = config_to_multi ($values); |
| 665 | @branch_refs = (); |
| 666 | foreach my $value (@{$values}) { |
| 667 | push @branch_refs, split /\s+/, $value; |
| 668 | } |
| 669 | } |
| 670 | |
| 671 | return @branch_refs; |
| 672 | } |
| 673 | |
| 674 | # checking HEAD file with -e is fragile if the repository was |
| 675 | # initialized long time ago (i.e. symlink HEAD) and was pack-ref'ed |
| 676 | # and then pruned. |
| 677 | sub check_head_link { |
| 678 | my ($dir) = @_; |
| 679 | my $headfile = "$dir/HEAD"; |
| 680 | return ((-e $headfile) || |
| 681 | (-l $headfile && readlink($headfile) =~ /^refs\/heads\//)); |
| 682 | } |
| 683 | |
| 684 | sub check_export_ok { |
| 685 | my ($dir) = @_; |
| 686 | return (check_head_link($dir) && |
| 687 | (!$export_ok || -e "$dir/$export_ok") && |
| 688 | (!$export_auth_hook || $export_auth_hook->($dir))); |
| 689 | } |
| 690 | |
| 691 | # process alternate names for backward compatibility |
| 692 | # filter out unsupported (unknown) snapshot formats |
| 693 | sub filter_snapshot_fmts { |
| 694 | my @fmts = @_; |
| 695 | |
| 696 | @fmts = map { |
| 697 | exists $known_snapshot_format_aliases{$_} ? |
| 698 | $known_snapshot_format_aliases{$_} : $_} @fmts; |
| 699 | @fmts = grep { |
| 700 | exists $known_snapshot_formats{$_} && |
| 701 | !$known_snapshot_formats{$_}{'disabled'}} @fmts; |
| 702 | } |
| 703 | |
| 704 | sub filter_and_validate_refs { |
| 705 | my @refs = @_; |
| 706 | my %unique_refs = (); |
| 707 | |
| 708 | foreach my $ref (@refs) { |
| 709 | die_error(500, "Invalid ref '$ref' in 'extra-branch-refs' feature") unless (is_valid_ref_format($ref)); |
| 710 | # 'heads' are added implicitly in get_branch_refs(). |
| 711 | $unique_refs{$ref} = 1 if ($ref ne 'heads'); |
| 712 | } |
| 713 | return sort keys %unique_refs; |
| 714 | } |
| 715 | |
| 716 | # If it is set to code reference, it is code that it is to be run once per |
| 717 | # request, allowing updating configurations that change with each request, |
| 718 | # while running other code in config file only once. |
| 719 | # |
| 720 | # Otherwise, if it is false then gitweb would process config file only once; |
| 721 | # if it is true then gitweb config would be run for each request. |
| 722 | our $per_request_config = 1; |
| 723 | |
| 724 | # read and parse gitweb config file given by its parameter. |
| 725 | # returns true on success, false on recoverable error, allowing |
| 726 | # to chain this subroutine, using first file that exists. |
| 727 | # dies on errors during parsing config file, as it is unrecoverable. |
| 728 | sub read_config_file { |
| 729 | my $filename = shift; |
| 730 | return unless defined $filename; |
| 731 | if (-e $filename) { |
| 732 | do $filename; |
| 733 | # die if there is a problem accessing the file |
| 734 | die $! if $!; |
| 735 | # die if there are errors parsing config file |
| 736 | die $@ if $@; |
| 737 | return 1; |
| 738 | } |
| 739 | return; |
| 740 | } |
| 741 | |
| 742 | our ($GITWEB_CONFIG, $GITWEB_CONFIG_SYSTEM, $GITWEB_CONFIG_COMMON); |
| 743 | sub evaluate_gitweb_config { |
| 744 | our $GITWEB_CONFIG = $ENV{'GITWEB_CONFIG'} || "@GITWEB_CONFIG@"; |
| 745 | our $GITWEB_CONFIG_SYSTEM = $ENV{'GITWEB_CONFIG_SYSTEM'} || "@GITWEB_CONFIG_SYSTEM@"; |
| 746 | our $GITWEB_CONFIG_COMMON = $ENV{'GITWEB_CONFIG_COMMON'} || "@GITWEB_CONFIG_COMMON@"; |
| 747 | |
| 748 | # Protect against duplications of file names, to not read config twice. |
| 749 | # Only one of $GITWEB_CONFIG and $GITWEB_CONFIG_SYSTEM is used, so |
| 750 | # there possibility of duplication of filename there doesn't matter. |
| 751 | $GITWEB_CONFIG = "" if ($GITWEB_CONFIG eq $GITWEB_CONFIG_COMMON); |
| 752 | $GITWEB_CONFIG_SYSTEM = "" if ($GITWEB_CONFIG_SYSTEM eq $GITWEB_CONFIG_COMMON); |
| 753 | |
| 754 | # Common system-wide settings for convenience. |
| 755 | # Those settings can be overridden by GITWEB_CONFIG or GITWEB_CONFIG_SYSTEM. |
| 756 | read_config_file($GITWEB_CONFIG_COMMON); |
| 757 | |
| 758 | # Use first config file that exists. This means use the per-instance |
| 759 | # GITWEB_CONFIG if exists, otherwise use GITWEB_SYSTEM_CONFIG. |
| 760 | read_config_file($GITWEB_CONFIG) and return; |
| 761 | read_config_file($GITWEB_CONFIG_SYSTEM); |
| 762 | } |
| 763 | |
| 764 | # Get loadavg of system, to compare against $maxload. |
| 765 | # Currently it requires '/proc/loadavg' present to get loadavg; |
| 766 | # if it is not present it returns 0, which means no load checking. |
| 767 | sub get_loadavg { |
| 768 | if( -e '/proc/loadavg' ){ |
| 769 | open my $fd, '<', '/proc/loadavg' |
| 770 | or return 0; |
| 771 | my @load = split(/\s+/, scalar <$fd>); |
| 772 | close $fd; |
| 773 | |
| 774 | # The first three columns measure CPU and IO utilization of the last one, |
| 775 | # five, and 10 minute periods. The fourth column shows the number of |
| 776 | # currently running processes and the total number of processes in the m/n |
| 777 | # format. The last column displays the last process ID used. |
| 778 | return $load[0] || 0; |
| 779 | } |
| 780 | # additional checks for load average should go here for things that don't export |
| 781 | # /proc/loadavg |
| 782 | |
| 783 | return 0; |
| 784 | } |
| 785 | |
| 786 | # version of the core git binary |
| 787 | our $git_version; |
| 788 | sub evaluate_git_version { |
| 789 | our $git_version = qx("$GIT" --version) =~ m/git version (.*)$/ ? $1 : "unknown"; |
| 790 | $number_of_git_cmds++; |
| 791 | } |
| 792 | |
| 793 | sub check_loadavg { |
| 794 | if (defined $maxload && get_loadavg() > $maxload) { |
| 795 | die_error(503, "The load average on the server is too high"); |
| 796 | } |
| 797 | } |
| 798 | |
| 799 | # ====================================================================== |
| 800 | # input validation and dispatch |
| 801 | |
| 802 | # Various hash size-related values. |
| 803 | my $sha1_len = 40; |
| 804 | my $sha256_extra_len = 24; |
| 805 | my $sha256_len = $sha1_len + $sha256_extra_len; |
| 806 | |
| 807 | # A regex matching $len hex characters. $len may be a range (e.g. 7,64). |
| 808 | sub oid_nlen_regex { |
| 809 | my $len = shift; |
| 810 | my $hchr = qr/[0-9a-fA-F]/; |
| 811 | return qr/(?:(?:$hchr){$len})/; |
| 812 | } |
| 813 | |
| 814 | # A regex matching two sets of $nlen hex characters, prefixed by the literal |
| 815 | # string $prefix and with the literal string $infix between them. |
| 816 | sub oid_nlen_prefix_infix_regex { |
| 817 | my $nlen = shift; |
| 818 | my $prefix = shift; |
| 819 | my $infix = shift; |
| 820 | |
| 821 | my $rx = oid_nlen_regex($nlen); |
| 822 | |
| 823 | return qr/^\Q$prefix\E$rx\Q$infix\E$rx$/; |
| 824 | } |
| 825 | |
| 826 | # A regex matching a valid object ID. |
| 827 | our $oid_regex; |
| 828 | { |
| 829 | my $x = oid_nlen_regex($sha1_len); |
| 830 | my $y = oid_nlen_regex($sha256_extra_len); |
| 831 | $oid_regex = qr/(?:$x(?:$y)?)/; |
| 832 | } |
| 833 | |
| 834 | # input parameters can be collected from a variety of sources (presently, CGI |
| 835 | # and PATH_INFO), so we define an %input_params hash that collects them all |
| 836 | # together during validation: this allows subsequent uses (e.g. href()) to be |
| 837 | # agnostic of the parameter origin |
| 838 | |
| 839 | our %input_params = (); |
| 840 | |
| 841 | # input parameters are stored with the long parameter name as key. This will |
| 842 | # also be used in the href subroutine to convert parameters to their CGI |
| 843 | # equivalent, and since the href() usage is the most frequent one, we store |
| 844 | # the name -> CGI key mapping here, instead of the reverse. |
| 845 | # |
| 846 | # XXX: Warning: If you touch this, check the search form for updating, |
| 847 | # too. |
| 848 | |
| 849 | our @cgi_param_mapping = ( |
| 850 | project => "p", |
| 851 | action => "a", |
| 852 | file_name => "f", |
| 853 | file_parent => "fp", |
| 854 | hash => "h", |
| 855 | hash_parent => "hp", |
| 856 | hash_base => "hb", |
| 857 | hash_parent_base => "hpb", |
| 858 | page => "pg", |
| 859 | order => "o", |
| 860 | searchtext => "s", |
| 861 | searchtype => "st", |
| 862 | snapshot_format => "sf", |
| 863 | extra_options => "opt", |
| 864 | search_use_regexp => "sr", |
| 865 | ctag => "by_tag", |
| 866 | diff_style => "ds", |
| 867 | project_filter => "pf", |
| 868 | # this must be last entry (for manipulation from JavaScript) |
| 869 | javascript => "js" |
| 870 | ); |
| 871 | our %cgi_param_mapping = @cgi_param_mapping; |
| 872 | |
| 873 | # we will also need to know the possible actions, for validation |
| 874 | our %actions = ( |
| 875 | "blame" => \&git_blame, |
| 876 | "blame_incremental" => \&git_blame_incremental, |
| 877 | "blame_data" => \&git_blame_data, |
| 878 | "blobdiff" => \&git_blobdiff, |
| 879 | "blobdiff_plain" => \&git_blobdiff_plain, |
| 880 | "blob" => \&git_blob, |
| 881 | "blob_plain" => \&git_blob_plain, |
| 882 | "commitdiff" => \&git_commitdiff, |
| 883 | "commitdiff_plain" => \&git_commitdiff_plain, |
| 884 | "commit" => \&git_commit, |
| 885 | "forks" => \&git_forks, |
| 886 | "heads" => \&git_heads, |
| 887 | "history" => \&git_history, |
| 888 | "log" => \&git_log, |
| 889 | "patch" => \&git_patch, |
| 890 | "patches" => \&git_patches, |
| 891 | "remotes" => \&git_remotes, |
| 892 | "rss" => \&git_rss, |
| 893 | "atom" => \&git_atom, |
| 894 | "search" => \&git_search, |
| 895 | "search_help" => \&git_search_help, |
| 896 | "shortlog" => \&git_shortlog, |
| 897 | "summary" => \&git_summary, |
| 898 | "tag" => \&git_tag, |
| 899 | "tags" => \&git_tags, |
| 900 | "tree" => \&git_tree, |
| 901 | "snapshot" => \&git_snapshot, |
| 902 | "object" => \&git_object, |
| 903 | # those below don't need $project |
| 904 | "opml" => \&git_opml, |
| 905 | "project_list" => \&git_project_list, |
| 906 | "project_index" => \&git_project_index, |
| 907 | ); |
| 908 | |
| 909 | # finally, we have the hash of allowed extra_options for the commands that |
| 910 | # allow them |
| 911 | our %allowed_options = ( |
| 912 | "--no-merges" => [ qw(rss atom log shortlog history) ], |
| 913 | ); |
| 914 | |
| 915 | # fill %input_params with the CGI parameters. All values except for 'opt' |
| 916 | # should be single values, but opt can be an array. We should probably |
| 917 | # build an array of parameters that can be multi-valued, but since for the time |
| 918 | # being it's only this one, we just single it out |
| 919 | sub evaluate_query_params { |
| 920 | our $cgi; |
| 921 | |
| 922 | while (my ($name, $symbol) = each %cgi_param_mapping) { |
| 923 | if ($symbol eq 'opt') { |
| 924 | $input_params{$name} = [ map { decode_utf8($_) } $cgi->multi_param($symbol) ]; |
| 925 | } else { |
| 926 | $input_params{$name} = decode_utf8($cgi->param($symbol)); |
| 927 | } |
| 928 | } |
| 929 | } |
| 930 | |
| 931 | # now read PATH_INFO and update the parameter list for missing parameters |
| 932 | sub evaluate_path_info { |
| 933 | return if defined $input_params{'project'}; |
| 934 | return if !$path_info; |
| 935 | $path_info =~ s,^/+,,; |
| 936 | return if !$path_info; |
| 937 | |
| 938 | # find which part of PATH_INFO is project |
| 939 | my $project = $path_info; |
| 940 | $project =~ s,/+$,,; |
| 941 | while ($project && !check_head_link("$projectroot/$project")) { |
| 942 | $project =~ s,/*[^/]*$,,; |
| 943 | } |
| 944 | return unless $project; |
| 945 | $input_params{'project'} = $project; |
| 946 | |
| 947 | # do not change any parameters if an action is given using the query string |
| 948 | return if $input_params{'action'}; |
| 949 | $path_info =~ s,^\Q$project\E/*,,; |
| 950 | |
| 951 | # next, check if we have an action |
| 952 | my $action = $path_info; |
| 953 | $action =~ s,/.*$,,; |
| 954 | if (exists $actions{$action}) { |
| 955 | $path_info =~ s,^$action/*,,; |
| 956 | $input_params{'action'} = $action; |
| 957 | } |
| 958 | |
| 959 | # list of actions that want hash_base instead of hash, but can have no |
| 960 | # pathname (f) parameter |
| 961 | my @wants_base = ( |
| 962 | 'tree', |
| 963 | 'history', |
| 964 | ); |
| 965 | |
| 966 | # we want to catch, among others |
| 967 | # [$hash_parent_base[:$file_parent]..]$hash_parent[:$file_name] |
| 968 | my ($parentrefname, $parentpathname, $refname, $pathname) = |
| 969 | ($path_info =~ /^(?:(.+?)(?::(.+))?\.\.)?([^:]+?)?(?::(.+))?$/); |
| 970 | |
| 971 | # first, analyze the 'current' part |
| 972 | if (defined $pathname) { |
| 973 | # we got "branch:filename" or "branch:dir/" |
| 974 | # we could use git_get_type(branch:pathname), but: |
| 975 | # - it needs $git_dir |
| 976 | # - it does a git() call |
| 977 | # - the convention of terminating directories with a slash |
| 978 | # makes it superfluous |
| 979 | # - embedding the action in the PATH_INFO would make it even |
| 980 | # more superfluous |
| 981 | $pathname =~ s,^/+,,; |
| 982 | if (!$pathname || substr($pathname, -1) eq "/") { |
| 983 | $input_params{'action'} ||= "tree"; |
| 984 | $pathname =~ s,/$,,; |
| 985 | } else { |
| 986 | # the default action depends on whether we had parent info |
| 987 | # or not |
| 988 | if ($parentrefname) { |
| 989 | $input_params{'action'} ||= "blobdiff_plain"; |
| 990 | } else { |
| 991 | $input_params{'action'} ||= "blob_plain"; |
| 992 | } |
| 993 | } |
| 994 | $input_params{'hash_base'} ||= $refname; |
| 995 | $input_params{'file_name'} ||= $pathname; |
| 996 | } elsif (defined $refname) { |
| 997 | # we got "branch". In this case we have to choose if we have to |
| 998 | # set hash or hash_base. |
| 999 | # |
| 1000 | # Most of the actions without a pathname only want hash to be |
| 1001 | # set, except for the ones specified in @wants_base that want |
| 1002 | # hash_base instead. It should also be noted that hand-crafted |
| 1003 | # links having 'history' as an action and no pathname or hash |
| 1004 | # set will fail, but that happens regardless of PATH_INFO. |
| 1005 | if (defined $parentrefname) { |
| 1006 | # if there is parent let the default be 'shortlog' action |
| 1007 | # (for http://git.example.com/repo.git/A..B links); if there |
| 1008 | # is no parent, dispatch will detect type of object and set |
| 1009 | # action appropriately if required (if action is not set) |
| 1010 | $input_params{'action'} ||= "shortlog"; |
| 1011 | } |
| 1012 | if ($input_params{'action'} && |
| 1013 | grep { $_ eq $input_params{'action'} } @wants_base) { |
| 1014 | $input_params{'hash_base'} ||= $refname; |
| 1015 | } else { |
| 1016 | $input_params{'hash'} ||= $refname; |
| 1017 | } |
| 1018 | } |
| 1019 | |
| 1020 | # next, handle the 'parent' part, if present |
| 1021 | if (defined $parentrefname) { |
| 1022 | # a missing pathspec defaults to the 'current' filename, allowing e.g. |
| 1023 | # someproject/blobdiff/oldrev..newrev:/filename |
| 1024 | if ($parentpathname) { |
| 1025 | $parentpathname =~ s,^/+,,; |
| 1026 | $parentpathname =~ s,/$,,; |
| 1027 | $input_params{'file_parent'} ||= $parentpathname; |
| 1028 | } else { |
| 1029 | $input_params{'file_parent'} ||= $input_params{'file_name'}; |
| 1030 | } |
| 1031 | # we assume that hash_parent_base is wanted if a path was specified, |
| 1032 | # or if the action wants hash_base instead of hash |
| 1033 | if (defined $input_params{'file_parent'} || |
| 1034 | grep { $_ eq $input_params{'action'} } @wants_base) { |
| 1035 | $input_params{'hash_parent_base'} ||= $parentrefname; |
| 1036 | } else { |
| 1037 | $input_params{'hash_parent'} ||= $parentrefname; |
| 1038 | } |
| 1039 | } |
| 1040 | |
| 1041 | # for the snapshot action, we allow URLs in the form |
| 1042 | # $project/snapshot/$hash.ext |
| 1043 | # where .ext determines the snapshot and gets removed from the |
| 1044 | # passed $refname to provide the $hash. |
| 1045 | # |
| 1046 | # To be able to tell that $refname includes the format extension, we |
| 1047 | # require the following two conditions to be satisfied: |
| 1048 | # - the hash input parameter MUST have been set from the $refname part |
| 1049 | # of the URL (i.e. they must be equal) |
| 1050 | # - the snapshot format MUST NOT have been defined already (e.g. from |
| 1051 | # CGI parameter sf) |
| 1052 | # It's also useless to try any matching unless $refname has a dot, |
| 1053 | # so we check for that too |
| 1054 | if (defined $input_params{'action'} && |
| 1055 | $input_params{'action'} eq 'snapshot' && |
| 1056 | defined $refname && index($refname, '.') != -1 && |
| 1057 | $refname eq $input_params{'hash'} && |
| 1058 | !defined $input_params{'snapshot_format'}) { |
| 1059 | # We loop over the known snapshot formats, checking for |
| 1060 | # extensions. Allowed extensions are both the defined suffix |
| 1061 | # (which includes the initial dot already) and the snapshot |
| 1062 | # format key itself, with a prepended dot |
| 1063 | while (my ($fmt, $opt) = each %known_snapshot_formats) { |
| 1064 | my $hash = $refname; |
| 1065 | unless ($hash =~ s/(\Q$opt->{'suffix'}\E|\Q.$fmt\E)$//) { |
| 1066 | next; |
| 1067 | } |
| 1068 | my $sfx = $1; |
| 1069 | # a valid suffix was found, so set the snapshot format |
| 1070 | # and reset the hash parameter |
| 1071 | $input_params{'snapshot_format'} = $fmt; |
| 1072 | $input_params{'hash'} = $hash; |
| 1073 | # we also set the format suffix to the one requested |
| 1074 | # in the URL: this way a request for e.g. .tgz returns |
| 1075 | # a .tgz instead of a .tar.gz |
| 1076 | $known_snapshot_formats{$fmt}{'suffix'} = $sfx; |
| 1077 | last; |
| 1078 | } |
| 1079 | } |
| 1080 | } |
| 1081 | |
| 1082 | our ($action, $project, $file_name, $file_parent, $hash, $hash_parent, $hash_base, |
| 1083 | $hash_parent_base, @extra_options, $page, $searchtype, $search_use_regexp, |
| 1084 | $searchtext, $search_regexp, $project_filter); |
| 1085 | sub evaluate_and_validate_params { |
| 1086 | our $action = $input_params{'action'}; |
| 1087 | if (defined $action) { |
| 1088 | if (!is_valid_action($action)) { |
| 1089 | die_error(400, "Invalid action parameter"); |
| 1090 | } |
| 1091 | } |
| 1092 | |
| 1093 | # parameters which are pathnames |
| 1094 | our $project = $input_params{'project'}; |
| 1095 | if (defined $project) { |
| 1096 | if (!is_valid_project($project)) { |
| 1097 | undef $project; |
| 1098 | die_error(404, "No such project"); |
| 1099 | } |
| 1100 | } |
| 1101 | |
| 1102 | our $project_filter = $input_params{'project_filter'}; |
| 1103 | if (defined $project_filter) { |
| 1104 | if (!is_valid_pathname($project_filter)) { |
| 1105 | die_error(404, "Invalid project_filter parameter"); |
| 1106 | } |
| 1107 | } |
| 1108 | |
| 1109 | our $file_name = $input_params{'file_name'}; |
| 1110 | if (defined $file_name) { |
| 1111 | if (!is_valid_pathname($file_name)) { |
| 1112 | die_error(400, "Invalid file parameter"); |
| 1113 | } |
| 1114 | } |
| 1115 | |
| 1116 | our $file_parent = $input_params{'file_parent'}; |
| 1117 | if (defined $file_parent) { |
| 1118 | if (!is_valid_pathname($file_parent)) { |
| 1119 | die_error(400, "Invalid file parent parameter"); |
| 1120 | } |
| 1121 | } |
| 1122 | |
| 1123 | # parameters which are refnames |
| 1124 | our $hash = $input_params{'hash'}; |
| 1125 | if (defined $hash) { |
| 1126 | if (!is_valid_refname($hash)) { |
| 1127 | die_error(400, "Invalid hash parameter"); |
| 1128 | } |
| 1129 | } |
| 1130 | |
| 1131 | our $hash_parent = $input_params{'hash_parent'}; |
| 1132 | if (defined $hash_parent) { |
| 1133 | if (!is_valid_refname($hash_parent)) { |
| 1134 | die_error(400, "Invalid hash parent parameter"); |
| 1135 | } |
| 1136 | } |
| 1137 | |
| 1138 | our $hash_base = $input_params{'hash_base'}; |
| 1139 | if (defined $hash_base) { |
| 1140 | if (!is_valid_refname($hash_base)) { |
| 1141 | die_error(400, "Invalid hash base parameter"); |
| 1142 | } |
| 1143 | } |
| 1144 | |
| 1145 | our @extra_options = @{$input_params{'extra_options'}}; |
| 1146 | # @extra_options is always defined, since it can only be (currently) set from |
| 1147 | # CGI, and $cgi->param() returns the empty array in array context if the param |
| 1148 | # is not set |
| 1149 | foreach my $opt (@extra_options) { |
| 1150 | if (not exists $allowed_options{$opt}) { |
| 1151 | die_error(400, "Invalid option parameter"); |
| 1152 | } |
| 1153 | if (not grep(/^$action$/, @{$allowed_options{$opt}})) { |
| 1154 | die_error(400, "Invalid option parameter for this action"); |
| 1155 | } |
| 1156 | } |
| 1157 | |
| 1158 | our $hash_parent_base = $input_params{'hash_parent_base'}; |
| 1159 | if (defined $hash_parent_base) { |
| 1160 | if (!is_valid_refname($hash_parent_base)) { |
| 1161 | die_error(400, "Invalid hash parent base parameter"); |
| 1162 | } |
| 1163 | } |
| 1164 | |
| 1165 | # other parameters |
| 1166 | our $page = $input_params{'page'}; |
| 1167 | if (defined $page) { |
| 1168 | if ($page =~ m/[^0-9]/) { |
| 1169 | die_error(400, "Invalid page parameter"); |
| 1170 | } |
| 1171 | } |
| 1172 | |
| 1173 | our $searchtype = $input_params{'searchtype'}; |
| 1174 | if (defined $searchtype) { |
| 1175 | if ($searchtype =~ m/[^a-z]/) { |
| 1176 | die_error(400, "Invalid searchtype parameter"); |
| 1177 | } |
| 1178 | } |
| 1179 | |
| 1180 | our $search_use_regexp = $input_params{'search_use_regexp'}; |
| 1181 | |
| 1182 | our $searchtext = $input_params{'searchtext'}; |
| 1183 | our $search_regexp = undef; |
| 1184 | if (defined $searchtext) { |
| 1185 | if (length($searchtext) < 2) { |
| 1186 | die_error(403, "At least two characters are required for search parameter"); |
| 1187 | } |
| 1188 | if ($search_use_regexp) { |
| 1189 | $search_regexp = $searchtext; |
| 1190 | if (!eval { qr/$search_regexp/; 1; }) { |
| 1191 | my $error = $@ =~ s/ at \S+ line \d+.*\n?//r; |
| 1192 | die_error(400, "Invalid search regexp '$search_regexp'", |
| 1193 | esc_html($error)); |
| 1194 | } |
| 1195 | } else { |
| 1196 | $search_regexp = quotemeta $searchtext; |
| 1197 | } |
| 1198 | } |
| 1199 | } |
| 1200 | |
| 1201 | # path to the current git repository |
| 1202 | our $git_dir; |
| 1203 | sub evaluate_git_dir { |
| 1204 | our $git_dir = "$projectroot/$project" if $project; |
| 1205 | } |
| 1206 | |
| 1207 | our (@snapshot_fmts, $git_avatar, @extra_branch_refs); |
| 1208 | sub configure_gitweb_features { |
| 1209 | # list of supported snapshot formats |
| 1210 | our @snapshot_fmts = gitweb_get_feature('snapshot'); |
| 1211 | @snapshot_fmts = filter_snapshot_fmts(@snapshot_fmts); |
| 1212 | |
| 1213 | our ($git_avatar) = gitweb_get_feature('avatar'); |
| 1214 | $git_avatar = '' unless $git_avatar =~ /^(?:gravatar|picon)$/s; |
| 1215 | |
| 1216 | our @extra_branch_refs = gitweb_get_feature('extra-branch-refs'); |
| 1217 | @extra_branch_refs = filter_and_validate_refs (@extra_branch_refs); |
| 1218 | } |
| 1219 | |
| 1220 | sub get_branch_refs { |
| 1221 | return ('heads', @extra_branch_refs); |
| 1222 | } |
| 1223 | |
| 1224 | # custom error handler: 'die <message>' is Internal Server Error |
| 1225 | sub handle_errors_html { |
| 1226 | my $msg = shift; # it is already HTML escaped |
| 1227 | |
| 1228 | # to avoid infinite loop where error occurs in die_error, |
| 1229 | # change handler to default handler, disabling handle_errors_html |
| 1230 | set_message("Error occurred when inside die_error:\n$msg"); |
| 1231 | |
| 1232 | # you cannot jump out of die_error when called as error handler; |
| 1233 | # the subroutine set via CGI::Carp::set_message is called _after_ |
| 1234 | # HTTP headers are already written, so it cannot write them itself |
| 1235 | die_error(undef, undef, $msg, -error_handler => 1, -no_http_header => 1); |
| 1236 | } |
| 1237 | set_message(\&handle_errors_html); |
| 1238 | |
| 1239 | # dispatch |
| 1240 | sub dispatch { |
| 1241 | if (!defined $action) { |
| 1242 | if (defined $hash) { |
| 1243 | $action = git_get_type($hash); |
| 1244 | $action or die_error(404, "Object does not exist"); |
| 1245 | } elsif (defined $hash_base && defined $file_name) { |
| 1246 | $action = git_get_type("$hash_base:$file_name"); |
| 1247 | $action or die_error(404, "File or directory does not exist"); |
| 1248 | } elsif (defined $project) { |
| 1249 | $action = 'summary'; |
| 1250 | } else { |
| 1251 | $action = 'project_list'; |
| 1252 | } |
| 1253 | } |
| 1254 | if (!defined($actions{$action})) { |
| 1255 | die_error(400, "Unknown action"); |
| 1256 | } |
| 1257 | if ($action !~ m/^(?:opml|project_list|project_index)$/ && |
| 1258 | !$project) { |
| 1259 | die_error(400, "Project needed"); |
| 1260 | } |
| 1261 | $actions{$action}->(); |
| 1262 | } |
| 1263 | |
| 1264 | sub reset_timer { |
| 1265 | our $t0 = [ gettimeofday() ] |
| 1266 | if defined $t0; |
| 1267 | our $number_of_git_cmds = 0; |
| 1268 | } |
| 1269 | |
| 1270 | our $first_request = 1; |
| 1271 | sub run_request { |
| 1272 | reset_timer(); |
| 1273 | |
| 1274 | evaluate_uri(); |
| 1275 | if ($first_request) { |
| 1276 | evaluate_gitweb_config(); |
| 1277 | evaluate_git_version(); |
| 1278 | } |
| 1279 | if ($per_request_config) { |
| 1280 | if (ref($per_request_config) eq 'CODE') { |
| 1281 | $per_request_config->(); |
| 1282 | } elsif (!$first_request) { |
| 1283 | evaluate_gitweb_config(); |
| 1284 | } |
| 1285 | } |
| 1286 | check_loadavg(); |
| 1287 | |
| 1288 | # $projectroot and $projects_list might be set in gitweb config file |
| 1289 | $projects_list ||= $projectroot; |
| 1290 | |
| 1291 | evaluate_query_params(); |
| 1292 | evaluate_path_info(); |
| 1293 | evaluate_and_validate_params(); |
| 1294 | evaluate_git_dir(); |
| 1295 | |
| 1296 | configure_gitweb_features(); |
| 1297 | |
| 1298 | dispatch(); |
| 1299 | } |
| 1300 | |
| 1301 | our $is_last_request = sub { 1 }; |
| 1302 | our ($pre_dispatch_hook, $post_dispatch_hook, $pre_listen_hook); |
| 1303 | our $CGI = 'CGI'; |
| 1304 | our $cgi; |
| 1305 | our $FCGI_Stream_PRINT_raw = \&FCGI::Stream::PRINT; |
| 1306 | sub configure_as_fcgi { |
| 1307 | require CGI::Fast; |
| 1308 | our $CGI = 'CGI::Fast'; |
| 1309 | # FCGI is not Unicode aware hence the UTF-8 encoding must be done manually. |
| 1310 | # However no encoding must be done within git_blob_plain() and git_snapshot() |
| 1311 | # which must still output in raw binary mode. |
| 1312 | no warnings 'redefine'; |
| 1313 | my $enc = Encode::find_encoding('UTF-8'); |
| 1314 | *FCGI::Stream::PRINT = sub { |
| 1315 | my @OUTPUT = @_; |
| 1316 | for (my $i = 1; $i < @_; $i++) { |
| 1317 | $OUTPUT[$i] = $enc->encode($_[$i], Encode::FB_CROAK|Encode::LEAVE_SRC); |
| 1318 | } |
| 1319 | @_ = @OUTPUT; |
| 1320 | goto $FCGI_Stream_PRINT_raw; |
| 1321 | }; |
| 1322 | |
| 1323 | my $request_number = 0; |
| 1324 | # let each child service 100 requests |
| 1325 | our $is_last_request = sub { ++$request_number > 100 }; |
| 1326 | } |
| 1327 | sub evaluate_argv { |
| 1328 | my $script_name = $ENV{'SCRIPT_NAME'} || $ENV{'SCRIPT_FILENAME'} || __FILE__; |
| 1329 | configure_as_fcgi() |
| 1330 | if $script_name =~ /\.fcgi$/; |
| 1331 | |
| 1332 | return unless (@ARGV); |
| 1333 | |
| 1334 | require Getopt::Long; |
| 1335 | Getopt::Long::GetOptions( |
| 1336 | 'fastcgi|fcgi|f' => \&configure_as_fcgi, |
| 1337 | 'nproc|n=i' => sub { |
| 1338 | my ($arg, $val) = @_; |
| 1339 | return unless eval { require FCGI::ProcManager; 1; }; |
| 1340 | my $proc_manager = FCGI::ProcManager->new({ |
| 1341 | n_processes => $val, |
| 1342 | }); |
| 1343 | our $pre_listen_hook = sub { $proc_manager->pm_manage() }; |
| 1344 | our $pre_dispatch_hook = sub { $proc_manager->pm_pre_dispatch() }; |
| 1345 | our $post_dispatch_hook = sub { $proc_manager->pm_post_dispatch() }; |
| 1346 | }, |
| 1347 | ); |
| 1348 | } |
| 1349 | |
| 1350 | sub run { |
| 1351 | evaluate_argv(); |
| 1352 | |
| 1353 | $first_request = 1; |
| 1354 | $pre_listen_hook->() |
| 1355 | if $pre_listen_hook; |
| 1356 | |
| 1357 | REQUEST: |
| 1358 | while ($cgi = $CGI->new()) { |
| 1359 | $pre_dispatch_hook->() |
| 1360 | if $pre_dispatch_hook; |
| 1361 | |
| 1362 | run_request(); |
| 1363 | |
| 1364 | $post_dispatch_hook->() |
| 1365 | if $post_dispatch_hook; |
| 1366 | $first_request = 0; |
| 1367 | |
| 1368 | last REQUEST if ($is_last_request->()); |
| 1369 | } |
| 1370 | |
| 1371 | DONE_GITWEB: |
| 1372 | 1; |
| 1373 | } |
| 1374 | |
| 1375 | run(); |
| 1376 | |
| 1377 | if (defined caller) { |
| 1378 | # wrapped in a subroutine processing requests, |
| 1379 | # e.g. mod_perl with ModPerl::Registry, or PSGI with Plack::App::WrapCGI |
| 1380 | return; |
| 1381 | } else { |
| 1382 | # pure CGI script, serving single request |
| 1383 | exit; |
| 1384 | } |
| 1385 | |
| 1386 | ## ====================================================================== |
| 1387 | ## action links |
| 1388 | |
| 1389 | # possible values of extra options |
| 1390 | # -full => 0|1 - use absolute/full URL ($my_uri/$my_url as base) |
| 1391 | # -replay => 1 - start from a current view (replay with modifications) |
| 1392 | # -path_info => 0|1 - don't use/use path_info URL (if possible) |
| 1393 | # -anchor => ANCHOR - add #ANCHOR to end of URL, implies -replay if used alone |
| 1394 | sub href { |
| 1395 | my %params = @_; |
| 1396 | # default is to use -absolute url() i.e. $my_uri |
| 1397 | my $href = $params{-full} ? $my_url : $my_uri; |
| 1398 | |
| 1399 | # implicit -replay, must be first of implicit params |
| 1400 | $params{-replay} = 1 if (keys %params == 1 && $params{-anchor}); |
| 1401 | |
| 1402 | $params{'project'} = $project unless exists $params{'project'}; |
| 1403 | |
| 1404 | if ($params{-replay}) { |
| 1405 | while (my ($name, $symbol) = each %cgi_param_mapping) { |
| 1406 | if (!exists $params{$name}) { |
| 1407 | $params{$name} = $input_params{$name}; |
| 1408 | } |
| 1409 | } |
| 1410 | } |
| 1411 | |
| 1412 | my $use_pathinfo = gitweb_check_feature('pathinfo'); |
| 1413 | if (defined $params{'project'} && |
| 1414 | (exists $params{-path_info} ? $params{-path_info} : $use_pathinfo)) { |
| 1415 | # try to put as many parameters as possible in PATH_INFO: |
| 1416 | # - project name |
| 1417 | # - action |
| 1418 | # - hash_parent or hash_parent_base:/file_parent |
| 1419 | # - hash or hash_base:/filename |
| 1420 | # - the snapshot_format as an appropriate suffix |
| 1421 | |
| 1422 | # When the script is the root DirectoryIndex for the domain, |
| 1423 | # $href here would be something like http://gitweb.example.com/ |
| 1424 | # Thus, we strip any trailing / from $href, to spare us double |
| 1425 | # slashes in the final URL |
| 1426 | $href =~ s,/$,,; |
| 1427 | |
| 1428 | # Then add the project name, if present |
| 1429 | $href .= "/".esc_path_info($params{'project'}); |
| 1430 | delete $params{'project'}; |
| 1431 | |
| 1432 | # since we destructively absorb parameters, we keep this |
| 1433 | # boolean that remembers if we're handling a snapshot |
| 1434 | my $is_snapshot = $params{'action'} eq 'snapshot'; |
| 1435 | |
| 1436 | # Summary just uses the project path URL, any other action is |
| 1437 | # added to the URL |
| 1438 | if (defined $params{'action'}) { |
| 1439 | $href .= "/".esc_path_info($params{'action'}) |
| 1440 | unless $params{'action'} eq 'summary'; |
| 1441 | delete $params{'action'}; |
| 1442 | } |
| 1443 | |
| 1444 | # Next, we put hash_parent_base:/file_parent..hash_base:/file_name, |
| 1445 | # stripping nonexistent or useless pieces |
| 1446 | $href .= "/" if ($params{'hash_base'} || $params{'hash_parent_base'} |
| 1447 | || $params{'hash_parent'} || $params{'hash'}); |
| 1448 | if (defined $params{'hash_base'}) { |
| 1449 | if (defined $params{'hash_parent_base'}) { |
| 1450 | $href .= esc_path_info($params{'hash_parent_base'}); |
| 1451 | # skip the file_parent if it's the same as the file_name |
| 1452 | if (defined $params{'file_parent'}) { |
| 1453 | if (defined $params{'file_name'} && $params{'file_parent'} eq $params{'file_name'}) { |
| 1454 | delete $params{'file_parent'}; |
| 1455 | } elsif ($params{'file_parent'} !~ /\.\./) { |
| 1456 | $href .= ":/".esc_path_info($params{'file_parent'}); |
| 1457 | delete $params{'file_parent'}; |
| 1458 | } |
| 1459 | } |
| 1460 | $href .= ".."; |
| 1461 | delete $params{'hash_parent'}; |
| 1462 | delete $params{'hash_parent_base'}; |
| 1463 | } elsif (defined $params{'hash_parent'}) { |
| 1464 | $href .= esc_path_info($params{'hash_parent'}). ".."; |
| 1465 | delete $params{'hash_parent'}; |
| 1466 | } |
| 1467 | |
| 1468 | $href .= esc_path_info($params{'hash_base'}); |
| 1469 | if (defined $params{'file_name'} && $params{'file_name'} !~ /\.\./) { |
| 1470 | $href .= ":/".esc_path_info($params{'file_name'}); |
| 1471 | delete $params{'file_name'}; |
| 1472 | } |
| 1473 | delete $params{'hash'}; |
| 1474 | delete $params{'hash_base'}; |
| 1475 | } elsif (defined $params{'hash'}) { |
| 1476 | $href .= esc_path_info($params{'hash'}); |
| 1477 | delete $params{'hash'}; |
| 1478 | } |
| 1479 | |
| 1480 | # If the action was a snapshot, we can absorb the |
| 1481 | # snapshot_format parameter too |
| 1482 | if ($is_snapshot) { |
| 1483 | my $fmt = $params{'snapshot_format'}; |
| 1484 | # snapshot_format should always be defined when href() |
| 1485 | # is called, but just in case some code forgets, we |
| 1486 | # fall back to the default |
| 1487 | $fmt ||= $snapshot_fmts[0]; |
| 1488 | $href .= $known_snapshot_formats{$fmt}{'suffix'}; |
| 1489 | delete $params{'snapshot_format'}; |
| 1490 | } |
| 1491 | } |
| 1492 | |
| 1493 | # now encode the parameters explicitly |
| 1494 | my @result = (); |
| 1495 | for (my $i = 0; $i < @cgi_param_mapping; $i += 2) { |
| 1496 | my ($name, $symbol) = ($cgi_param_mapping[$i], $cgi_param_mapping[$i+1]); |
| 1497 | if (defined $params{$name}) { |
| 1498 | if (ref($params{$name}) eq "ARRAY") { |
| 1499 | foreach my $par (@{$params{$name}}) { |
| 1500 | push @result, $symbol . "=" . esc_param($par); |
| 1501 | } |
| 1502 | } else { |
| 1503 | push @result, $symbol . "=" . esc_param($params{$name}); |
| 1504 | } |
| 1505 | } |
| 1506 | } |
| 1507 | $href .= "?" . join(';', @result) if scalar @result; |
| 1508 | |
| 1509 | # final transformation: trailing spaces must be escaped (URI-encoded) |
| 1510 | $href =~ s/(\s+)$/CGI::escape($1)/e; |
| 1511 | |
| 1512 | if ($params{-anchor}) { |
| 1513 | $href .= "#".esc_param($params{-anchor}); |
| 1514 | } |
| 1515 | |
| 1516 | return $href; |
| 1517 | } |
| 1518 | |
| 1519 | |
| 1520 | ## ====================================================================== |
| 1521 | ## validation, quoting/unquoting and escaping |
| 1522 | |
| 1523 | sub is_valid_action { |
| 1524 | my $input = shift; |
| 1525 | return undef unless exists $actions{$input}; |
| 1526 | return 1; |
| 1527 | } |
| 1528 | |
| 1529 | sub is_valid_project { |
| 1530 | my $input = shift; |
| 1531 | |
| 1532 | return unless defined $input; |
| 1533 | if (!is_valid_pathname($input) || |
| 1534 | !(-d "$projectroot/$input") || |
| 1535 | !check_export_ok("$projectroot/$input") || |
| 1536 | ($strict_export && !project_in_list($input))) { |
| 1537 | return undef; |
| 1538 | } else { |
| 1539 | return 1; |
| 1540 | } |
| 1541 | } |
| 1542 | |
| 1543 | sub is_valid_pathname { |
| 1544 | my $input = shift; |
| 1545 | |
| 1546 | return undef unless defined $input; |
| 1547 | # no '.' or '..' as elements of path, i.e. no '.' or '..' |
| 1548 | # at the beginning, at the end, and between slashes. |
| 1549 | # also this catches doubled slashes |
| 1550 | if ($input =~ m!(^|/)(|\.|\.\.)(/|$)!) { |
| 1551 | return undef; |
| 1552 | } |
| 1553 | # no null characters |
| 1554 | if ($input =~ m!\0!) { |
| 1555 | return undef; |
| 1556 | } |
| 1557 | return 1; |
| 1558 | } |
| 1559 | |
| 1560 | sub is_valid_ref_format { |
| 1561 | my $input = shift; |
| 1562 | |
| 1563 | return undef unless defined $input; |
| 1564 | # restrictions on ref name according to git-check-ref-format |
| 1565 | if ($input =~ m!(/\.|\.\.|[\000-\040\177 ~^:?*\[]|/$)!) { |
| 1566 | return undef; |
| 1567 | } |
| 1568 | return 1; |
| 1569 | } |
| 1570 | |
| 1571 | sub is_valid_refname { |
| 1572 | my $input = shift; |
| 1573 | |
| 1574 | return undef unless defined $input; |
| 1575 | # textual hashes are O.K. |
| 1576 | if ($input =~ m/^$oid_regex$/) { |
| 1577 | return 1; |
| 1578 | } |
| 1579 | # it must be correct pathname |
| 1580 | is_valid_pathname($input) or return undef; |
| 1581 | # check git-check-ref-format restrictions |
| 1582 | is_valid_ref_format($input) or return undef; |
| 1583 | return 1; |
| 1584 | } |
| 1585 | |
| 1586 | # decode sequences of octets in utf8 into Perl's internal form, |
| 1587 | # which is utf-8 with utf8 flag set if needed. gitweb writes out |
| 1588 | # in utf-8 thanks to "binmode STDOUT, ':utf8'" at beginning |
| 1589 | sub to_utf8 { |
| 1590 | my $str = shift; |
| 1591 | return undef unless defined $str; |
| 1592 | |
| 1593 | if (utf8::is_utf8($str) || utf8::decode($str)) { |
| 1594 | return $str; |
| 1595 | } else { |
| 1596 | return decode($fallback_encoding, $str, Encode::FB_DEFAULT); |
| 1597 | } |
| 1598 | } |
| 1599 | |
| 1600 | # quote unsafe chars, but keep the slash, even when it's not |
| 1601 | # correct, but quoted slashes look too horrible in bookmarks |
| 1602 | sub esc_param { |
| 1603 | my $str = shift; |
| 1604 | return undef unless defined $str; |
| 1605 | $str =~ s/([^A-Za-z0-9\-_.~()\/:@ ]+)/CGI::escape($1)/eg; |
| 1606 | $str =~ s/ /\+/g; |
| 1607 | return $str; |
| 1608 | } |
| 1609 | |
| 1610 | # the quoting rules for path_info fragment are slightly different |
| 1611 | sub esc_path_info { |
| 1612 | my $str = shift; |
| 1613 | return undef unless defined $str; |
| 1614 | |
| 1615 | # path_info doesn't treat '+' as space (specially), but '?' must be escaped |
| 1616 | $str =~ s/([^A-Za-z0-9\-_.~();\/;:@&= +]+)/CGI::escape($1)/eg; |
| 1617 | |
| 1618 | return $str; |
| 1619 | } |
| 1620 | |
| 1621 | # quote unsafe chars in whole URL, so some characters cannot be quoted |
| 1622 | sub esc_url { |
| 1623 | my $str = shift; |
| 1624 | return undef unless defined $str; |
| 1625 | $str =~ s/([^A-Za-z0-9\-_.~();\/;?:@&= ]+)/CGI::escape($1)/eg; |
| 1626 | $str =~ s/ /\+/g; |
| 1627 | return $str; |
| 1628 | } |
| 1629 | |
| 1630 | # quote unsafe characters in HTML attributes |
| 1631 | sub esc_attr { |
| 1632 | |
| 1633 | # for XHTML conformance escaping '"' to '"' is not enough |
| 1634 | return esc_html(@_); |
| 1635 | } |
| 1636 | |
| 1637 | # replace invalid utf8 character with SUBSTITUTION sequence |
| 1638 | sub esc_html { |
| 1639 | my $str = shift; |
| 1640 | my %opts = @_; |
| 1641 | |
| 1642 | return undef unless defined $str; |
| 1643 | |
| 1644 | $str = to_utf8($str); |
| 1645 | $str = $cgi->escapeHTML($str); |
| 1646 | if ($opts{'-nbsp'}) { |
| 1647 | $str =~ s/ / /g; |
| 1648 | } |
| 1649 | $str =~ s|([[:cntrl:]])|(($1 ne "\t") ? quot_cec($1) : $1)|eg; |
| 1650 | return $str; |
| 1651 | } |
| 1652 | |
| 1653 | # quote control characters and escape filename to HTML |
| 1654 | sub esc_path { |
| 1655 | my $str = shift; |
| 1656 | my %opts = @_; |
| 1657 | |
| 1658 | return undef unless defined $str; |
| 1659 | |
| 1660 | $str = to_utf8($str); |
| 1661 | $str = $cgi->escapeHTML($str); |
| 1662 | if ($opts{'-nbsp'}) { |
| 1663 | $str =~ s/ / /g; |
| 1664 | } |
| 1665 | $str =~ s|([[:cntrl:]])|quot_cec($1)|eg; |
| 1666 | return $str; |
| 1667 | } |
| 1668 | |
| 1669 | # Sanitize for use in XHTML + application/xml+xhtml (valid XML 1.0) |
| 1670 | sub sanitize { |
| 1671 | my $str = shift; |
| 1672 | |
| 1673 | return undef unless defined $str; |
| 1674 | |
| 1675 | $str = to_utf8($str); |
| 1676 | $str =~ s|([[:cntrl:]])|(index("\t\n\r", $1) != -1 ? $1 : quot_cec($1))|eg; |
| 1677 | return $str; |
| 1678 | } |
| 1679 | |
| 1680 | # Make control characters "printable", using character escape codes (CEC) |
| 1681 | sub quot_cec { |
| 1682 | my $cntrl = shift; |
| 1683 | my %opts = @_; |
| 1684 | my %es = ( # character escape codes, aka escape sequences |
| 1685 | "\t" => '\t', # tab (HT) |
| 1686 | "\n" => '\n', # line feed (LF) |
| 1687 | "\r" => '\r', # carriage return (CR) |
| 1688 | "\f" => '\f', # form feed (FF) |
| 1689 | "\b" => '\b', # backspace (BS) |
| 1690 | "\a" => '\a', # alarm (bell) (BEL) |
| 1691 | "\e" => '\e', # escape (ESC) |
| 1692 | "\013" => '\v', # vertical tab (VT) |
| 1693 | "\000" => '\0', # nul character (NUL) |
| 1694 | ); |
| 1695 | my $chr = ( (exists $es{$cntrl}) |
| 1696 | ? $es{$cntrl} |
| 1697 | : sprintf('\%2x', ord($cntrl)) ); |
| 1698 | if ($opts{-nohtml}) { |
| 1699 | return $chr; |
| 1700 | } else { |
| 1701 | return "<span class=\"cntrl\">$chr</span>"; |
| 1702 | } |
| 1703 | } |
| 1704 | |
| 1705 | # Alternatively use unicode control pictures codepoints, |
| 1706 | # Unicode "printable representation" (PR) |
| 1707 | sub quot_upr { |
| 1708 | my $cntrl = shift; |
| 1709 | my %opts = @_; |
| 1710 | |
| 1711 | my $chr = sprintf('&#%04d;', 0x2400+ord($cntrl)); |
| 1712 | if ($opts{-nohtml}) { |
| 1713 | return $chr; |
| 1714 | } else { |
| 1715 | return "<span class=\"cntrl\">$chr</span>"; |
| 1716 | } |
| 1717 | } |
| 1718 | |
| 1719 | # git may return quoted and escaped filenames |
| 1720 | sub unquote { |
| 1721 | my $str = shift; |
| 1722 | |
| 1723 | sub unq { |
| 1724 | my $seq = shift; |
| 1725 | my %es = ( # character escape codes, aka escape sequences |
| 1726 | 't' => "\t", # tab (HT, TAB) |
| 1727 | 'n' => "\n", # newline (NL) |
| 1728 | 'r' => "\r", # return (CR) |
| 1729 | 'f' => "\f", # form feed (FF) |
| 1730 | 'b' => "\b", # backspace (BS) |
| 1731 | 'a' => "\a", # alarm (bell) (BEL) |
| 1732 | 'e' => "\e", # escape (ESC) |
| 1733 | 'v' => "\013", # vertical tab (VT) |
| 1734 | ); |
| 1735 | |
| 1736 | if ($seq =~ m/^[0-7]{1,3}$/) { |
| 1737 | # octal char sequence |
| 1738 | return chr(oct($seq)); |
| 1739 | } elsif (exists $es{$seq}) { |
| 1740 | # C escape sequence, aka character escape code |
| 1741 | return $es{$seq}; |
| 1742 | } |
| 1743 | # quoted ordinary character |
| 1744 | return $seq; |
| 1745 | } |
| 1746 | |
| 1747 | if ($str =~ m/^"(.*)"$/) { |
| 1748 | # needs unquoting |
| 1749 | $str = $1; |
| 1750 | $str =~ s/\\([^0-7]|[0-7]{1,3})/unq($1)/eg; |
| 1751 | } |
| 1752 | return $str; |
| 1753 | } |
| 1754 | |
| 1755 | # escape tabs (convert tabs to spaces) |
| 1756 | sub untabify { |
| 1757 | my $line = shift; |
| 1758 | |
| 1759 | while ((my $pos = index($line, "\t")) != -1) { |
| 1760 | if (my $count = (8 - ($pos % 8))) { |
| 1761 | my $spaces = ' ' x $count; |
| 1762 | $line =~ s/\t/$spaces/; |
| 1763 | } |
| 1764 | } |
| 1765 | |
| 1766 | return $line; |
| 1767 | } |
| 1768 | |
| 1769 | sub project_in_list { |
| 1770 | my $project = shift; |
| 1771 | my @list = git_get_projects_list(); |
| 1772 | return @list && scalar(grep { $_->{'path'} eq $project } @list); |
| 1773 | } |
| 1774 | |
| 1775 | ## ---------------------------------------------------------------------- |
| 1776 | ## HTML aware string manipulation |
| 1777 | |
| 1778 | # Try to chop given string on a word boundary between position |
| 1779 | # $len and $len+$add_len. If there is no word boundary there, |
| 1780 | # chop at $len+$add_len. Do not chop if chopped part plus ellipsis |
| 1781 | # (marking chopped part) would be longer than given string. |
| 1782 | sub chop_str { |
| 1783 | my $str = shift; |
| 1784 | my $len = shift; |
| 1785 | my $add_len = shift || 10; |
| 1786 | my $where = shift || 'right'; # 'left' | 'center' | 'right' |
| 1787 | |
| 1788 | # Make sure perl knows it is utf8 encoded so we don't |
| 1789 | # cut in the middle of a utf8 multibyte char. |
| 1790 | $str = to_utf8($str); |
| 1791 | |
| 1792 | # allow only $len chars, but don't cut a word if it would fit in $add_len |
| 1793 | # if it doesn't fit, cut it if it's still longer than the dots we would add |
| 1794 | # remove chopped character entities entirely |
| 1795 | |
| 1796 | # when chopping in the middle, distribute $len into left and right part |
| 1797 | # return early if chopping wouldn't make string shorter |
| 1798 | if ($where eq 'center') { |
| 1799 | return $str if ($len + 5 >= length($str)); # filler is length 5 |
| 1800 | $len = int($len/2); |
| 1801 | } else { |
| 1802 | return $str if ($len + 4 >= length($str)); # filler is length 4 |
| 1803 | } |
| 1804 | |
| 1805 | # regexps: ending and beginning with word part up to $add_len |
| 1806 | my $endre = qr/.{$len}\w{0,$add_len}/; |
| 1807 | my $begre = qr/\w{0,$add_len}.{$len}/; |
| 1808 | |
| 1809 | if ($where eq 'left') { |
| 1810 | $str =~ m/^(.*?)($begre)$/; |
| 1811 | my ($lead, $body) = ($1, $2); |
| 1812 | if (length($lead) > 4) { |
| 1813 | $lead = " ..."; |
| 1814 | } |
| 1815 | return "$lead$body"; |
| 1816 | |
| 1817 | } elsif ($where eq 'center') { |
| 1818 | $str =~ m/^($endre)(.*)$/; |
| 1819 | my ($left, $str) = ($1, $2); |
| 1820 | $str =~ m/^(.*?)($begre)$/; |
| 1821 | my ($mid, $right) = ($1, $2); |
| 1822 | if (length($mid) > 5) { |
| 1823 | $mid = " ... "; |
| 1824 | } |
| 1825 | return "$left$mid$right"; |
| 1826 | |
| 1827 | } else { |
| 1828 | $str =~ m/^($endre)(.*)$/; |
| 1829 | my $body = $1; |
| 1830 | my $tail = $2; |
| 1831 | if (length($tail) > 4) { |
| 1832 | $tail = "... "; |
| 1833 | } |
| 1834 | return "$body$tail"; |
| 1835 | } |
| 1836 | } |
| 1837 | |
| 1838 | # takes the same arguments as chop_str, but also wraps a <span> around the |
| 1839 | # result with a title attribute if it does get chopped. Additionally, the |
| 1840 | # string is HTML-escaped. |
| 1841 | sub chop_and_escape_str { |
| 1842 | my ($str) = @_; |
| 1843 | |
| 1844 | my $chopped = chop_str(@_); |
| 1845 | $str = to_utf8($str); |
| 1846 | if ($chopped eq $str) { |
| 1847 | return esc_html($chopped); |
| 1848 | } else { |
| 1849 | $str =~ s/[[:cntrl:]]/?/g; |
| 1850 | return $cgi->span({-title=>$str}, esc_html($chopped)); |
| 1851 | } |
| 1852 | } |
| 1853 | |
| 1854 | # Highlight selected fragments of string, using given CSS class, |
| 1855 | # and escape HTML. It is assumed that fragments do not overlap. |
| 1856 | # Regions are passed as list of pairs (array references). |
| 1857 | # |
| 1858 | # Example: esc_html_hl_regions("foobar", "mark", [ 0, 3 ]) returns |
| 1859 | # '<span class="mark">foo</span>bar' |
| 1860 | sub esc_html_hl_regions { |
| 1861 | my ($str, $css_class, @sel) = @_; |
| 1862 | my %opts = grep { ref($_) ne 'ARRAY' } @sel; |
| 1863 | @sel = grep { ref($_) eq 'ARRAY' } @sel; |
| 1864 | return esc_html($str, %opts) unless @sel; |
| 1865 | |
| 1866 | my $out = ''; |
| 1867 | my $pos = 0; |
| 1868 | |
| 1869 | for my $s (@sel) { |
| 1870 | my ($begin, $end) = @$s; |
| 1871 | |
| 1872 | # Don't create empty <span> elements. |
| 1873 | next if $end <= $begin; |
| 1874 | |
| 1875 | my $escaped = esc_html(substr($str, $begin, $end - $begin), |
| 1876 | %opts); |
| 1877 | |
| 1878 | $out .= esc_html(substr($str, $pos, $begin - $pos), %opts) |
| 1879 | if ($begin - $pos > 0); |
| 1880 | $out .= $cgi->span({-class => $css_class}, $escaped); |
| 1881 | |
| 1882 | $pos = $end; |
| 1883 | } |
| 1884 | $out .= esc_html(substr($str, $pos), %opts) |
| 1885 | if ($pos < length($str)); |
| 1886 | |
| 1887 | return $out; |
| 1888 | } |
| 1889 | |
| 1890 | # return positions of beginning and end of each match |
| 1891 | sub matchpos_list { |
| 1892 | my ($str, $regexp) = @_; |
| 1893 | return unless (defined $str && defined $regexp); |
| 1894 | |
| 1895 | my @matches; |
| 1896 | while ($str =~ /$regexp/g) { |
| 1897 | push @matches, [$-[0], $+[0]]; |
| 1898 | } |
| 1899 | return @matches; |
| 1900 | } |
| 1901 | |
| 1902 | # highlight match (if any), and escape HTML |
| 1903 | sub esc_html_match_hl { |
| 1904 | my ($str, $regexp) = @_; |
| 1905 | return esc_html($str) unless defined $regexp; |
| 1906 | |
| 1907 | my @matches = matchpos_list($str, $regexp); |
| 1908 | return esc_html($str) unless @matches; |
| 1909 | |
| 1910 | return esc_html_hl_regions($str, 'match', @matches); |
| 1911 | } |
| 1912 | |
| 1913 | |
| 1914 | # highlight match (if any) of shortened string, and escape HTML |
| 1915 | sub esc_html_match_hl_chopped { |
| 1916 | my ($str, $chopped, $regexp) = @_; |
| 1917 | return esc_html_match_hl($str, $regexp) unless defined $chopped; |
| 1918 | |
| 1919 | my @matches = matchpos_list($str, $regexp); |
| 1920 | return esc_html($chopped) unless @matches; |
| 1921 | |
| 1922 | # filter matches so that we mark chopped string |
| 1923 | my $tail = "... "; # see chop_str |
| 1924 | unless ($chopped =~ s/\Q$tail\E$//) { |
| 1925 | $tail = ''; |
| 1926 | } |
| 1927 | my $chop_len = length($chopped); |
| 1928 | my $tail_len = length($tail); |
| 1929 | my @filtered; |
| 1930 | |
| 1931 | for my $m (@matches) { |
| 1932 | if ($m->[0] > $chop_len) { |
| 1933 | push @filtered, [ $chop_len, $chop_len + $tail_len ] if ($tail_len > 0); |
| 1934 | last; |
| 1935 | } elsif ($m->[1] > $chop_len) { |
| 1936 | push @filtered, [ $m->[0], $chop_len + $tail_len ]; |
| 1937 | last; |
| 1938 | } |
| 1939 | push @filtered, $m; |
| 1940 | } |
| 1941 | |
| 1942 | return esc_html_hl_regions($chopped . $tail, 'match', @filtered); |
| 1943 | } |
| 1944 | |
| 1945 | ## ---------------------------------------------------------------------- |
| 1946 | ## functions returning short strings |
| 1947 | |
| 1948 | # CSS class for given age value (in seconds) |
| 1949 | sub age_class { |
| 1950 | my $age = shift; |
| 1951 | |
| 1952 | if (!defined $age) { |
| 1953 | return "noage"; |
| 1954 | } elsif ($age < 60*60*2) { |
| 1955 | return "age0"; |
| 1956 | } elsif ($age < 60*60*24*2) { |
| 1957 | return "age1"; |
| 1958 | } else { |
| 1959 | return "age2"; |
| 1960 | } |
| 1961 | } |
| 1962 | |
| 1963 | # convert age in seconds to "nn units ago" string |
| 1964 | sub age_string { |
| 1965 | my $age = shift; |
| 1966 | my $age_str; |
| 1967 | |
| 1968 | if ($age > 60*60*24*365*2) { |
| 1969 | $age_str = (int $age/60/60/24/365); |
| 1970 | $age_str .= " years ago"; |
| 1971 | } elsif ($age > 60*60*24*(365/12)*2) { |
| 1972 | $age_str = int $age/60/60/24/(365/12); |
| 1973 | $age_str .= " months ago"; |
| 1974 | } elsif ($age > 60*60*24*7*2) { |
| 1975 | $age_str = int $age/60/60/24/7; |
| 1976 | $age_str .= " weeks ago"; |
| 1977 | } elsif ($age > 60*60*24*2) { |
| 1978 | $age_str = int $age/60/60/24; |
| 1979 | $age_str .= " days ago"; |
| 1980 | } elsif ($age > 60*60*2) { |
| 1981 | $age_str = int $age/60/60; |
| 1982 | $age_str .= " hours ago"; |
| 1983 | } elsif ($age > 60*2) { |
| 1984 | $age_str = int $age/60; |
| 1985 | $age_str .= " min ago"; |
| 1986 | } elsif ($age > 2) { |
| 1987 | $age_str = int $age; |
| 1988 | $age_str .= " sec ago"; |
| 1989 | } else { |
| 1990 | $age_str .= " right now"; |
| 1991 | } |
| 1992 | return $age_str; |
| 1993 | } |
| 1994 | |
| 1995 | use constant { |
| 1996 | S_IFINVALID => 0030000, |
| 1997 | S_IFGITLINK => 0160000, |
| 1998 | }; |
| 1999 | |
| 2000 | # submodule/subproject, a commit object reference |
| 2001 | sub S_ISGITLINK { |
| 2002 | my $mode = shift; |
| 2003 | |
| 2004 | return (($mode & S_IFMT) == S_IFGITLINK) |
| 2005 | } |
| 2006 | |
| 2007 | # convert file mode in octal to symbolic file mode string |
| 2008 | sub mode_str { |
| 2009 | my $mode = oct shift; |
| 2010 | |
| 2011 | if (S_ISGITLINK($mode)) { |
| 2012 | return 'm---------'; |
| 2013 | } elsif (S_ISDIR($mode & S_IFMT)) { |
| 2014 | return 'drwxr-xr-x'; |
| 2015 | } elsif (S_ISLNK($mode)) { |
| 2016 | return 'lrwxrwxrwx'; |
| 2017 | } elsif (S_ISREG($mode)) { |
| 2018 | # git cares only about the executable bit |
| 2019 | if ($mode & S_IXUSR) { |
| 2020 | return '-rwxr-xr-x'; |
| 2021 | } else { |
| 2022 | return '-rw-r--r--'; |
| 2023 | }; |
| 2024 | } else { |
| 2025 | return '----------'; |
| 2026 | } |
| 2027 | } |
| 2028 | |
| 2029 | # convert file mode in octal to file type string |
| 2030 | sub file_type { |
| 2031 | my $mode = shift; |
| 2032 | |
| 2033 | if ($mode !~ m/^[0-7]+$/) { |
| 2034 | return $mode; |
| 2035 | } else { |
| 2036 | $mode = oct $mode; |
| 2037 | } |
| 2038 | |
| 2039 | if (S_ISGITLINK($mode)) { |
| 2040 | return "submodule"; |
| 2041 | } elsif (S_ISDIR($mode & S_IFMT)) { |
| 2042 | return "directory"; |
| 2043 | } elsif (S_ISLNK($mode)) { |
| 2044 | return "symlink"; |
| 2045 | } elsif (S_ISREG($mode)) { |
| 2046 | return "file"; |
| 2047 | } else { |
| 2048 | return "unknown"; |
| 2049 | } |
| 2050 | } |
| 2051 | |
| 2052 | # convert file mode in octal to file type description string |
| 2053 | sub file_type_long { |
| 2054 | my $mode = shift; |
| 2055 | |
| 2056 | if ($mode !~ m/^[0-7]+$/) { |
| 2057 | return $mode; |
| 2058 | } else { |
| 2059 | $mode = oct $mode; |
| 2060 | } |
| 2061 | |
| 2062 | if (S_ISGITLINK($mode)) { |
| 2063 | return "submodule"; |
| 2064 | } elsif (S_ISDIR($mode & S_IFMT)) { |
| 2065 | return "directory"; |
| 2066 | } elsif (S_ISLNK($mode)) { |
| 2067 | return "symlink"; |
| 2068 | } elsif (S_ISREG($mode)) { |
| 2069 | if ($mode & S_IXUSR) { |
| 2070 | return "executable"; |
| 2071 | } else { |
| 2072 | return "file"; |
| 2073 | }; |
| 2074 | } else { |
| 2075 | return "unknown"; |
| 2076 | } |
| 2077 | } |
| 2078 | |
| 2079 | |
| 2080 | ## ---------------------------------------------------------------------- |
| 2081 | ## functions returning short HTML fragments, or transforming HTML fragments |
| 2082 | ## which don't belong to other sections |
| 2083 | |
| 2084 | # format line of commit message. |
| 2085 | sub format_log_line_html { |
| 2086 | my $line = shift; |
| 2087 | |
| 2088 | # Potentially abbreviated OID. |
| 2089 | my $regex = oid_nlen_regex("7,64"); |
| 2090 | |
| 2091 | $line = esc_html($line, -nbsp=>1); |
| 2092 | $line =~ s{ |
| 2093 | \b |
| 2094 | ( |
| 2095 | # The output of "git describe", e.g. v2.10.0-297-gf6727b0 |
| 2096 | # or hadoop-20160921-113441-20-g094fb7d |
| 2097 | (?<!-) # see check_tag_ref(). Tags can't start with - |
| 2098 | [A-Za-z0-9.-]+ |
| 2099 | (?!\.) # refs can't end with ".", see check_refname_format() |
| 2100 | -g$regex |
| 2101 | | |
| 2102 | # Just a normal looking Git SHA1 |
| 2103 | $regex |
| 2104 | ) |
| 2105 | \b |
| 2106 | }{ |
| 2107 | $cgi->a({-href => href(action=>"object", hash=>$1), |
| 2108 | -class => "text"}, $1); |
| 2109 | }egx; |
| 2110 | |
| 2111 | return $line; |
| 2112 | } |
| 2113 | |
| 2114 | # format marker of refs pointing to given object |
| 2115 | |
| 2116 | # the destination action is chosen based on object type and current context: |
| 2117 | # - for annotated tags, we choose the tag view unless it's the current view |
| 2118 | # already, in which case we go to shortlog view |
| 2119 | # - for other refs, we keep the current view if we're in history, shortlog or |
| 2120 | # log view, and select shortlog otherwise |
| 2121 | sub format_ref_marker { |
| 2122 | my ($refs, $id) = @_; |
| 2123 | my $markers = ''; |
| 2124 | |
| 2125 | if (defined $refs->{$id}) { |
| 2126 | foreach my $ref (@{$refs->{$id}}) { |
| 2127 | # this code exploits the fact that non-lightweight tags are the |
| 2128 | # only indirect objects, and that they are the only objects for which |
| 2129 | # we want to use tag instead of shortlog as action |
| 2130 | my ($type, $name) = qw(); |
| 2131 | my $indirect = ($ref =~ s/\^\{\}$//); |
| 2132 | # e.g. tags/v2.6.11 or heads/next |
| 2133 | if ($ref =~ m!^(.*?)s?/(.*)$!) { |
| 2134 | $type = $1; |
| 2135 | $name = $2; |
| 2136 | } else { |
| 2137 | $type = "ref"; |
| 2138 | $name = $ref; |
| 2139 | } |
| 2140 | |
| 2141 | my $class = $type; |
| 2142 | $class .= " indirect" if $indirect; |
| 2143 | |
| 2144 | my $dest_action = "shortlog"; |
| 2145 | |
| 2146 | if ($indirect) { |
| 2147 | $dest_action = "tag" unless $action eq "tag"; |
| 2148 | } elsif ($action =~ /^(history|(short)?log)$/) { |
| 2149 | $dest_action = $action; |
| 2150 | } |
| 2151 | |
| 2152 | my $dest = ""; |
| 2153 | $dest .= "refs/" unless $ref =~ m!^refs/!; |
| 2154 | $dest .= $ref; |
| 2155 | |
| 2156 | my $link = $cgi->a({ |
| 2157 | -href => href( |
| 2158 | action=>$dest_action, |
| 2159 | hash=>$dest |
| 2160 | )}, esc_html($name)); |
| 2161 | |
| 2162 | $markers .= " <span class=\"".esc_attr($class)."\" title=\"".esc_attr($ref)."\">" . |
| 2163 | $link . "</span>"; |
| 2164 | } |
| 2165 | } |
| 2166 | |
| 2167 | if ($markers) { |
| 2168 | return ' <span class="refs">'. $markers . '</span>'; |
| 2169 | } else { |
| 2170 | return ""; |
| 2171 | } |
| 2172 | } |
| 2173 | |
| 2174 | # format, perhaps shortened and with markers, title line |
| 2175 | sub format_subject_html { |
| 2176 | my ($long, $short, $href, $extra) = @_; |
| 2177 | $extra = '' unless defined($extra); |
| 2178 | |
| 2179 | if (length($short) < length($long)) { |
| 2180 | $long =~ s/[[:cntrl:]]/?/g; |
| 2181 | return $cgi->a({-href => $href, -class => "list subject", |
| 2182 | -title => to_utf8($long)}, |
| 2183 | esc_html($short)) . $extra; |
| 2184 | } else { |
| 2185 | return $cgi->a({-href => $href, -class => "list subject"}, |
| 2186 | esc_html($long)) . $extra; |
| 2187 | } |
| 2188 | } |
| 2189 | |
| 2190 | # Rather than recomputing the url for an email multiple times, we cache it |
| 2191 | # after the first hit. This gives a visible benefit in views where the avatar |
| 2192 | # for the same email is used repeatedly (e.g. shortlog). |
| 2193 | # The cache is shared by all avatar engines (currently gravatar only), which |
| 2194 | # are free to use it as preferred. Since only one avatar engine is used for any |
| 2195 | # given page, there's no risk for cache conflicts. |
| 2196 | our %avatar_cache = (); |
| 2197 | |
| 2198 | # Compute the picon url for a given email, by using the picon search service over at |
| 2199 | # http://www.cs.indiana.edu/picons/search.html |
| 2200 | sub picon_url { |
| 2201 | my $email = lc shift; |
| 2202 | if (!$avatar_cache{$email}) { |
| 2203 | my ($user, $domain) = split('@', $email); |
| 2204 | $avatar_cache{$email} = |
| 2205 | "//www.cs.indiana.edu/cgi-pub/kinzler/piconsearch.cgi/" . |
| 2206 | "$domain/$user/" . |
| 2207 | "users+domains+unknown/up/single"; |
| 2208 | } |
| 2209 | return $avatar_cache{$email}; |
| 2210 | } |
| 2211 | |
| 2212 | # Compute the gravatar url for a given email, if it's not in the cache already. |
| 2213 | # Gravatar stores only the part of the URL before the size, since that's the |
| 2214 | # one computationally more expensive. This also allows reuse of the cache for |
| 2215 | # different sizes (for this particular engine). |
| 2216 | sub gravatar_url { |
| 2217 | my $email = lc shift; |
| 2218 | my $size = shift; |
| 2219 | $avatar_cache{$email} ||= |
| 2220 | "//www.gravatar.com/avatar/" . |
| 2221 | md5_hex($email) . "?s="; |
| 2222 | return $avatar_cache{$email} . $size; |
| 2223 | } |
| 2224 | |
| 2225 | # Insert an avatar for the given $email at the given $size if the feature |
| 2226 | # is enabled. |
| 2227 | sub git_get_avatar { |
| 2228 | my ($email, %opts) = @_; |
| 2229 | my $pre_white = ($opts{-pad_before} ? " " : ""); |
| 2230 | my $post_white = ($opts{-pad_after} ? " " : ""); |
| 2231 | $opts{-size} ||= 'default'; |
| 2232 | my $size = $avatar_size{$opts{-size}} || $avatar_size{'default'}; |
| 2233 | my $url = ""; |
| 2234 | if ($git_avatar eq 'gravatar') { |
| 2235 | $url = gravatar_url($email, $size); |
| 2236 | } elsif ($git_avatar eq 'picon') { |
| 2237 | $url = picon_url($email); |
| 2238 | } |
| 2239 | # Other providers can be added by extending the if chain, defining $url |
| 2240 | # as needed. If no variant puts something in $url, we assume avatars |
| 2241 | # are completely disabled/unavailable. |
| 2242 | if ($url) { |
| 2243 | return $pre_white . |
| 2244 | "<img width=\"$size\" " . |
| 2245 | "class=\"avatar\" " . |
| 2246 | "src=\"".esc_url($url)."\" " . |
| 2247 | "alt=\"\" " . |
| 2248 | "/>" . $post_white; |
| 2249 | } else { |
| 2250 | return ""; |
| 2251 | } |
| 2252 | } |
| 2253 | |
| 2254 | sub format_search_author { |
| 2255 | my ($author, $searchtype, $displaytext) = @_; |
| 2256 | my $have_search = gitweb_check_feature('search'); |
| 2257 | |
| 2258 | if ($have_search) { |
| 2259 | my $performed = ""; |
| 2260 | if ($searchtype eq 'author') { |
| 2261 | $performed = "authored"; |
| 2262 | } elsif ($searchtype eq 'committer') { |
| 2263 | $performed = "committed"; |
| 2264 | } |
| 2265 | |
| 2266 | return $cgi->a({-href => href(action=>"search", hash=>$hash, |
| 2267 | searchtext=>$author, |
| 2268 | searchtype=>$searchtype), class=>"list", |
| 2269 | title=>"Search for commits $performed by $author"}, |
| 2270 | $displaytext); |
| 2271 | |
| 2272 | } else { |
| 2273 | return $displaytext; |
| 2274 | } |
| 2275 | } |
| 2276 | |
| 2277 | # format the author name of the given commit with the given tag |
| 2278 | # the author name is chopped and escaped according to the other |
| 2279 | # optional parameters (see chop_str). |
| 2280 | sub format_author_html { |
| 2281 | my $tag = shift; |
| 2282 | my $co = shift; |
| 2283 | my $author = chop_and_escape_str($co->{'author_name'}, @_); |
| 2284 | return "<$tag class=\"author\">" . |
| 2285 | format_search_author($co->{'author_name'}, "author", |
| 2286 | git_get_avatar($co->{'author_email'}, -pad_after => 1) . |
| 2287 | $author) . |
| 2288 | "</$tag>"; |
| 2289 | } |
| 2290 | |
| 2291 | # format git diff header line, i.e. "diff --(git|combined|cc) ..." |
| 2292 | sub format_git_diff_header_line { |
| 2293 | my $line = shift; |
| 2294 | my $diffinfo = shift; |
| 2295 | my ($from, $to) = @_; |
| 2296 | |
| 2297 | if ($diffinfo->{'nparents'}) { |
| 2298 | # combined diff |
| 2299 | $line =~ s!^(diff (.*?) )"?.*$!$1!; |
| 2300 | if ($to->{'href'}) { |
| 2301 | $line .= $cgi->a({-href => $to->{'href'}, -class => "path"}, |
| 2302 | esc_path($to->{'file'})); |
| 2303 | } else { # file was deleted (no href) |
| 2304 | $line .= esc_path($to->{'file'}); |
| 2305 | } |
| 2306 | } else { |
| 2307 | # "ordinary" diff |
| 2308 | $line =~ s!^(diff (.*?) )"?a/.*$!$1!; |
| 2309 | if ($from->{'href'}) { |
| 2310 | $line .= $cgi->a({-href => $from->{'href'}, -class => "path"}, |
| 2311 | 'a/' . esc_path($from->{'file'})); |
| 2312 | } else { # file was added (no href) |
| 2313 | $line .= 'a/' . esc_path($from->{'file'}); |
| 2314 | } |
| 2315 | $line .= ' '; |
| 2316 | if ($to->{'href'}) { |
| 2317 | $line .= $cgi->a({-href => $to->{'href'}, -class => "path"}, |
| 2318 | 'b/' . esc_path($to->{'file'})); |
| 2319 | } else { # file was deleted |
| 2320 | $line .= 'b/' . esc_path($to->{'file'}); |
| 2321 | } |
| 2322 | } |
| 2323 | |
| 2324 | return "<div class=\"diff header\">$line</div>\n"; |
| 2325 | } |
| 2326 | |
| 2327 | # format extended diff header line, before patch itself |
| 2328 | sub format_extended_diff_header_line { |
| 2329 | my $line = shift; |
| 2330 | my $diffinfo = shift; |
| 2331 | my ($from, $to) = @_; |
| 2332 | |
| 2333 | # match <path> |
| 2334 | if ($line =~ s!^((copy|rename) from ).*$!$1! && $from->{'href'}) { |
| 2335 | $line .= $cgi->a({-href=>$from->{'href'}, -class=>"path"}, |
| 2336 | esc_path($from->{'file'})); |
| 2337 | } |
| 2338 | if ($line =~ s!^((copy|rename) to ).*$!$1! && $to->{'href'}) { |
| 2339 | $line .= $cgi->a({-href=>$to->{'href'}, -class=>"path"}, |
| 2340 | esc_path($to->{'file'})); |
| 2341 | } |
| 2342 | # match single <mode> |
| 2343 | if ($line =~ m/\s(\d{6})$/) { |
| 2344 | $line .= '<span class="info"> (' . |
| 2345 | file_type_long($1) . |
| 2346 | ')</span>'; |
| 2347 | } |
| 2348 | # match <hash> |
| 2349 | if ($line =~ oid_nlen_prefix_infix_regex($sha1_len, "index ", ",") | |
| 2350 | $line =~ oid_nlen_prefix_infix_regex($sha256_len, "index ", ",")) { |
| 2351 | # can match only for combined diff |
| 2352 | $line = 'index '; |
| 2353 | for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) { |
| 2354 | if ($from->{'href'}[$i]) { |
| 2355 | $line .= $cgi->a({-href=>$from->{'href'}[$i], |
| 2356 | -class=>"hash"}, |
| 2357 | substr($diffinfo->{'from_id'}[$i],0,7)); |
| 2358 | } else { |
| 2359 | $line .= '0' x 7; |
| 2360 | } |
| 2361 | # separator |
| 2362 | $line .= ',' if ($i < $diffinfo->{'nparents'} - 1); |
| 2363 | } |
| 2364 | $line .= '..'; |
| 2365 | if ($to->{'href'}) { |
| 2366 | $line .= $cgi->a({-href=>$to->{'href'}, -class=>"hash"}, |
| 2367 | substr($diffinfo->{'to_id'},0,7)); |
| 2368 | } else { |
| 2369 | $line .= '0' x 7; |
| 2370 | } |
| 2371 | |
| 2372 | } elsif ($line =~ oid_nlen_prefix_infix_regex($sha1_len, "index ", "..") | |
| 2373 | $line =~ oid_nlen_prefix_infix_regex($sha256_len, "index ", "..")) { |
| 2374 | # can match only for ordinary diff |
| 2375 | my ($from_link, $to_link); |
| 2376 | if ($from->{'href'}) { |
| 2377 | $from_link = $cgi->a({-href=>$from->{'href'}, -class=>"hash"}, |
| 2378 | substr($diffinfo->{'from_id'},0,7)); |
| 2379 | } else { |
| 2380 | $from_link = '0' x 7; |
| 2381 | } |
| 2382 | if ($to->{'href'}) { |
| 2383 | $to_link = $cgi->a({-href=>$to->{'href'}, -class=>"hash"}, |
| 2384 | substr($diffinfo->{'to_id'},0,7)); |
| 2385 | } else { |
| 2386 | $to_link = '0' x 7; |
| 2387 | } |
| 2388 | my ($from_id, $to_id) = ($diffinfo->{'from_id'}, $diffinfo->{'to_id'}); |
| 2389 | $line =~ s!$from_id\.\.$to_id!$from_link..$to_link!; |
| 2390 | } |
| 2391 | |
| 2392 | return $line . "<br/>\n"; |
| 2393 | } |
| 2394 | |
| 2395 | # format from-file/to-file diff header |
| 2396 | sub format_diff_from_to_header { |
| 2397 | my ($from_line, $to_line, $diffinfo, $from, $to, @parents) = @_; |
| 2398 | my $line; |
| 2399 | my $result = ''; |
| 2400 | |
| 2401 | $line = $from_line; |
| 2402 | #assert($line =~ m/^---/) if DEBUG; |
| 2403 | # no extra formatting for "^--- /dev/null" |
| 2404 | if (! $diffinfo->{'nparents'}) { |
| 2405 | # ordinary (single parent) diff |
| 2406 | if ($line =~ m!^--- "?a/!) { |
| 2407 | if ($from->{'href'}) { |
| 2408 | $line = '--- a/' . |
| 2409 | $cgi->a({-href=>$from->{'href'}, -class=>"path"}, |
| 2410 | esc_path($from->{'file'})); |
| 2411 | } else { |
| 2412 | $line = '--- a/' . |
| 2413 | esc_path($from->{'file'}); |
| 2414 | } |
| 2415 | } |
| 2416 | $result .= qq!<div class="diff from_file">$line</div>\n!; |
| 2417 | |
| 2418 | } else { |
| 2419 | # combined diff (merge commit) |
| 2420 | for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) { |
| 2421 | if ($from->{'href'}[$i]) { |
| 2422 | $line = '--- ' . |
| 2423 | $cgi->a({-href=>href(action=>"blobdiff", |
| 2424 | hash_parent=>$diffinfo->{'from_id'}[$i], |
| 2425 | hash_parent_base=>$parents[$i], |
| 2426 | file_parent=>$from->{'file'}[$i], |
| 2427 | hash=>$diffinfo->{'to_id'}, |
| 2428 | hash_base=>$hash, |
| 2429 | file_name=>$to->{'file'}), |
| 2430 | -class=>"path", |
| 2431 | -title=>"diff" . ($i+1)}, |
| 2432 | $i+1) . |
| 2433 | '/' . |
| 2434 | $cgi->a({-href=>$from->{'href'}[$i], -class=>"path"}, |
| 2435 | esc_path($from->{'file'}[$i])); |
| 2436 | } else { |
| 2437 | $line = '--- /dev/null'; |
| 2438 | } |
| 2439 | $result .= qq!<div class="diff from_file">$line</div>\n!; |
| 2440 | } |
| 2441 | } |
| 2442 | |
| 2443 | $line = $to_line; |
| 2444 | #assert($line =~ m/^\+\+\+/) if DEBUG; |
| 2445 | # no extra formatting for "^+++ /dev/null" |
| 2446 | if ($line =~ m!^\+\+\+ "?b/!) { |
| 2447 | if ($to->{'href'}) { |
| 2448 | $line = '+++ b/' . |
| 2449 | $cgi->a({-href=>$to->{'href'}, -class=>"path"}, |
| 2450 | esc_path($to->{'file'})); |
| 2451 | } else { |
| 2452 | $line = '+++ b/' . |
| 2453 | esc_path($to->{'file'}); |
| 2454 | } |
| 2455 | } |
| 2456 | $result .= qq!<div class="diff to_file">$line</div>\n!; |
| 2457 | |
| 2458 | return $result; |
| 2459 | } |
| 2460 | |
| 2461 | # create note for patch simplified by combined diff |
| 2462 | sub format_diff_cc_simplified { |
| 2463 | my ($diffinfo, @parents) = @_; |
| 2464 | my $result = ''; |
| 2465 | |
| 2466 | $result .= "<div class=\"diff header\">" . |
| 2467 | "diff --cc "; |
| 2468 | if (!is_deleted($diffinfo)) { |
| 2469 | $result .= $cgi->a({-href => href(action=>"blob", |
| 2470 | hash_base=>$hash, |
| 2471 | hash=>$diffinfo->{'to_id'}, |
| 2472 | file_name=>$diffinfo->{'to_file'}), |
| 2473 | -class => "path"}, |
| 2474 | esc_path($diffinfo->{'to_file'})); |
| 2475 | } else { |
| 2476 | $result .= esc_path($diffinfo->{'to_file'}); |
| 2477 | } |
| 2478 | $result .= "</div>\n" . # class="diff header" |
| 2479 | "<div class=\"diff nodifferences\">" . |
| 2480 | "Simple merge" . |
| 2481 | "</div>\n"; # class="diff nodifferences" |
| 2482 | |
| 2483 | return $result; |
| 2484 | } |
| 2485 | |
| 2486 | sub diff_line_class { |
| 2487 | my ($line, $from, $to) = @_; |
| 2488 | |
| 2489 | # ordinary diff |
| 2490 | my $num_sign = 1; |
| 2491 | # combined diff |
| 2492 | if ($from && $to && ref($from->{'href'}) eq "ARRAY") { |
| 2493 | $num_sign = scalar @{$from->{'href'}}; |
| 2494 | } |
| 2495 | |
| 2496 | my @diff_line_classifier = ( |
| 2497 | { regexp => qr/^\@\@{$num_sign} /, class => "chunk_header"}, |
| 2498 | { regexp => qr/^\\/, class => "incomplete" }, |
| 2499 | { regexp => qr/^ {$num_sign}/, class => "ctx" }, |
| 2500 | # classifier for context must come before classifier add/rem, |
| 2501 | # or we would have to use more complicated regexp, for example |
| 2502 | # qr/(?= {0,$m}\+)[+ ]{$num_sign}/, where $m = $num_sign - 1; |
| 2503 | { regexp => qr/^[+ ]{$num_sign}/, class => "add" }, |
| 2504 | { regexp => qr/^[- ]{$num_sign}/, class => "rem" }, |
| 2505 | ); |
| 2506 | for my $clsfy (@diff_line_classifier) { |
| 2507 | return $clsfy->{'class'} |
| 2508 | if ($line =~ $clsfy->{'regexp'}); |
| 2509 | } |
| 2510 | |
| 2511 | # fallback |
| 2512 | return ""; |
| 2513 | } |
| 2514 | |
| 2515 | # assumes that $from and $to are defined and correctly filled, |
| 2516 | # and that $line holds a line of chunk header for unified diff |
| 2517 | sub format_unidiff_chunk_header { |
| 2518 | my ($line, $from, $to) = @_; |
| 2519 | |
| 2520 | my ($from_text, $from_start, $from_lines, $to_text, $to_start, $to_lines, $section) = |
| 2521 | $line =~ m/^\@{2} (-(\d+)(?:,(\d+))?) (\+(\d+)(?:,(\d+))?) \@{2}(.*)$/; |
| 2522 | |
| 2523 | $from_lines = 0 unless defined $from_lines; |
| 2524 | $to_lines = 0 unless defined $to_lines; |
| 2525 | |
| 2526 | if ($from->{'href'}) { |
| 2527 | $from_text = $cgi->a({-href=>"$from->{'href'}#l$from_start", |
| 2528 | -class=>"list"}, $from_text); |
| 2529 | } |
| 2530 | if ($to->{'href'}) { |
| 2531 | $to_text = $cgi->a({-href=>"$to->{'href'}#l$to_start", |
| 2532 | -class=>"list"}, $to_text); |
| 2533 | } |
| 2534 | $line = "<span class=\"chunk_info\">@@ $from_text $to_text @@</span>" . |
| 2535 | "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>"; |
| 2536 | return $line; |
| 2537 | } |
| 2538 | |
| 2539 | # assumes that $from and $to are defined and correctly filled, |
| 2540 | # and that $line holds a line of chunk header for combined diff |
| 2541 | sub format_cc_diff_chunk_header { |
| 2542 | my ($line, $from, $to) = @_; |
| 2543 | |
| 2544 | my ($prefix, $ranges, $section) = $line =~ m/^(\@+) (.*?) \@+(.*)$/; |
| 2545 | my (@from_text, @from_start, @from_nlines, $to_text, $to_start, $to_nlines); |
| 2546 | |
| 2547 | @from_text = split(' ', $ranges); |
| 2548 | for (my $i = 0; $i < @from_text; ++$i) { |
| 2549 | ($from_start[$i], $from_nlines[$i]) = |
| 2550 | (split(',', substr($from_text[$i], 1)), 0); |
| 2551 | } |
| 2552 | |
| 2553 | $to_text = pop @from_text; |
| 2554 | $to_start = pop @from_start; |
| 2555 | $to_nlines = pop @from_nlines; |
| 2556 | |
| 2557 | $line = "<span class=\"chunk_info\">$prefix "; |
| 2558 | for (my $i = 0; $i < @from_text; ++$i) { |
| 2559 | if ($from->{'href'}[$i]) { |
| 2560 | $line .= $cgi->a({-href=>"$from->{'href'}[$i]#l$from_start[$i]", |
| 2561 | -class=>"list"}, $from_text[$i]); |
| 2562 | } else { |
| 2563 | $line .= $from_text[$i]; |
| 2564 | } |
| 2565 | $line .= " "; |
| 2566 | } |
| 2567 | if ($to->{'href'}) { |
| 2568 | $line .= $cgi->a({-href=>"$to->{'href'}#l$to_start", |
| 2569 | -class=>"list"}, $to_text); |
| 2570 | } else { |
| 2571 | $line .= $to_text; |
| 2572 | } |
| 2573 | $line .= " $prefix</span>" . |
| 2574 | "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>"; |
| 2575 | return $line; |
| 2576 | } |
| 2577 | |
| 2578 | # process patch (diff) line (not to be used for diff headers), |
| 2579 | # returning HTML-formatted (but not wrapped) line. |
| 2580 | # If the line is passed as a reference, it is treated as HTML and not |
| 2581 | # esc_html()'ed. |
| 2582 | sub format_diff_line { |
| 2583 | my ($line, $diff_class, $from, $to) = @_; |
| 2584 | |
| 2585 | if (ref($line)) { |
| 2586 | $line = $$line; |
| 2587 | } else { |
| 2588 | chomp $line; |
| 2589 | $line = untabify($line); |
| 2590 | |
| 2591 | if ($from && $to && $line =~ m/^\@{2} /) { |
| 2592 | $line = format_unidiff_chunk_header($line, $from, $to); |
| 2593 | } elsif ($from && $to && $line =~ m/^\@{3}/) { |
| 2594 | $line = format_cc_diff_chunk_header($line, $from, $to); |
| 2595 | } else { |
| 2596 | $line = esc_html($line, -nbsp=>1); |
| 2597 | } |
| 2598 | } |
| 2599 | |
| 2600 | my $diff_classes = "diff"; |
| 2601 | $diff_classes .= " $diff_class" if ($diff_class); |
| 2602 | $line = "<div class=\"$diff_classes\">$line</div>\n"; |
| 2603 | |
| 2604 | return $line; |
| 2605 | } |
| 2606 | |
| 2607 | # Generates undef or something like "_snapshot_" or "snapshot (_tbz2_ _zip_)", |
| 2608 | # linked. Pass the hash of the tree/commit to snapshot. |
| 2609 | sub format_snapshot_links { |
| 2610 | my ($hash) = @_; |
| 2611 | my $num_fmts = @snapshot_fmts; |
| 2612 | if ($num_fmts > 1) { |
| 2613 | # A parenthesized list of links bearing format names. |
| 2614 | # e.g. "snapshot (_tar.gz_ _zip_)" |
| 2615 | return "snapshot (" . join(' ', map |
| 2616 | $cgi->a({ |
| 2617 | -href => href( |
| 2618 | action=>"snapshot", |
| 2619 | hash=>$hash, |
| 2620 | snapshot_format=>$_ |
| 2621 | ) |
| 2622 | }, $known_snapshot_formats{$_}{'display'}) |
| 2623 | , @snapshot_fmts) . ")"; |
| 2624 | } elsif ($num_fmts == 1) { |
| 2625 | # A single "snapshot" link whose tooltip bears the format name. |
| 2626 | # i.e. "_snapshot_" |
| 2627 | my ($fmt) = @snapshot_fmts; |
| 2628 | return |
| 2629 | $cgi->a({ |
| 2630 | -href => href( |
| 2631 | action=>"snapshot", |
| 2632 | hash=>$hash, |
| 2633 | snapshot_format=>$fmt |
| 2634 | ), |
| 2635 | -title => "in format: $known_snapshot_formats{$fmt}{'display'}" |
| 2636 | }, "snapshot"); |
| 2637 | } else { # $num_fmts == 0 |
| 2638 | return undef; |
| 2639 | } |
| 2640 | } |
| 2641 | |
| 2642 | ## ...................................................................... |
| 2643 | ## functions returning values to be passed, perhaps after some |
| 2644 | ## transformation, to other functions; e.g. returning arguments to href() |
| 2645 | |
| 2646 | # returns hash to be passed to href to generate gitweb URL |
| 2647 | # in -title key it returns description of link |
| 2648 | sub get_feed_info { |
| 2649 | my $format = shift || 'Atom'; |
| 2650 | my %res = (action => lc($format)); |
| 2651 | my $matched_ref = 0; |
| 2652 | |
| 2653 | # feed links are possible only for project views |
| 2654 | return unless (defined $project); |
| 2655 | # some views should link to OPML, or to generic project feed, |
| 2656 | # or don't have specific feed yet (so they should use generic) |
| 2657 | return if (!$action || $action =~ /^(?:tags|heads|forks|tag|search)$/x); |
| 2658 | |
| 2659 | my $branch = undef; |
| 2660 | # branches refs uses 'refs/' + $get_branch_refs()[x] + '/' prefix |
| 2661 | # (fullname) to differentiate from tag links; this also makes |
| 2662 | # possible to detect branch links |
| 2663 | for my $ref (get_branch_refs()) { |
| 2664 | if ((defined $hash_base && $hash_base =~ m!^refs/\Q$ref\E/(.*)$!) || |
| 2665 | (defined $hash && $hash =~ m!^refs/\Q$ref\E/(.*)$!)) { |
| 2666 | $branch = $1; |
| 2667 | $matched_ref = $ref; |
| 2668 | last; |
| 2669 | } |
| 2670 | } |
| 2671 | # find log type for feed description (title) |
| 2672 | my $type = 'log'; |
| 2673 | if (defined $file_name) { |
| 2674 | $type = "history of $file_name"; |
| 2675 | $type .= "/" if ($action eq 'tree'); |
| 2676 | $type .= " on '$branch'" if (defined $branch); |
| 2677 | } else { |
| 2678 | $type = "log of $branch" if (defined $branch); |
| 2679 | } |
| 2680 | |
| 2681 | $res{-title} = $type; |
| 2682 | $res{'hash'} = (defined $branch ? "refs/$matched_ref/$branch" : undef); |
| 2683 | $res{'file_name'} = $file_name; |
| 2684 | |
| 2685 | return %res; |
| 2686 | } |
| 2687 | |
| 2688 | ## ---------------------------------------------------------------------- |
| 2689 | ## git utility subroutines, invoking git commands |
| 2690 | |
| 2691 | # returns path to the core git executable and the --git-dir parameter as list |
| 2692 | sub git_cmd { |
| 2693 | $number_of_git_cmds++; |
| 2694 | return $GIT, '--git-dir='.$git_dir; |
| 2695 | } |
| 2696 | |
| 2697 | # quote the given arguments for passing them to the shell |
| 2698 | # quote_command("command", "arg 1", "arg with ' and ! characters") |
| 2699 | # => "'command' 'arg 1' 'arg with '\'' and '\!' characters'" |
| 2700 | # Try to avoid using this function wherever possible. |
| 2701 | sub quote_command { |
| 2702 | return join(' ', |
| 2703 | map { my $a = $_ =~ s/(['!])/'\\$1'/gr; "'$a'" } @_ ); |
| 2704 | } |
| 2705 | |
| 2706 | # get HEAD ref of given project as hash |
| 2707 | sub git_get_head_hash { |
| 2708 | return git_get_full_hash(shift, 'HEAD'); |
| 2709 | } |
| 2710 | |
| 2711 | sub git_get_full_hash { |
| 2712 | return git_get_hash(@_); |
| 2713 | } |
| 2714 | |
| 2715 | sub git_get_short_hash { |
| 2716 | return git_get_hash(@_, '--short=7'); |
| 2717 | } |
| 2718 | |
| 2719 | sub git_get_hash { |
| 2720 | my ($project, $hash, @options) = @_; |
| 2721 | my $o_git_dir = $git_dir; |
| 2722 | my $retval = undef; |
| 2723 | $git_dir = "$projectroot/$project"; |
| 2724 | if (open my $fd, '-|', git_cmd(), 'rev-parse', |
| 2725 | '--verify', '-q', @options, $hash) { |
| 2726 | $retval = <$fd>; |
| 2727 | chomp $retval if defined $retval; |
| 2728 | close $fd; |
| 2729 | } |
| 2730 | if (defined $o_git_dir) { |
| 2731 | $git_dir = $o_git_dir; |
| 2732 | } |
| 2733 | return $retval; |
| 2734 | } |
| 2735 | |
| 2736 | # get type of given object |
| 2737 | sub git_get_type { |
| 2738 | my $hash = shift; |
| 2739 | |
| 2740 | open my $fd, "-|", git_cmd(), "cat-file", '-t', $hash or return; |
| 2741 | my $type = <$fd>; |
| 2742 | close $fd or return; |
| 2743 | chomp $type; |
| 2744 | return $type; |
| 2745 | } |
| 2746 | |
| 2747 | # repository configuration |
| 2748 | our $config_file = ''; |
| 2749 | our %config; |
| 2750 | |
| 2751 | # store multiple values for single key as anonymous array reference |
| 2752 | # single values stored directly in the hash, not as [ <value> ] |
| 2753 | sub hash_set_multi { |
| 2754 | my ($hash, $key, $value) = @_; |
| 2755 | |
| 2756 | if (!exists $hash->{$key}) { |
| 2757 | $hash->{$key} = $value; |
| 2758 | } elsif (!ref $hash->{$key}) { |
| 2759 | $hash->{$key} = [ $hash->{$key}, $value ]; |
| 2760 | } else { |
| 2761 | push @{$hash->{$key}}, $value; |
| 2762 | } |
| 2763 | } |
| 2764 | |
| 2765 | # return hash of git project configuration |
| 2766 | # optionally limited to some section, e.g. 'gitweb' |
| 2767 | sub git_parse_project_config { |
| 2768 | my $section_regexp = shift; |
| 2769 | my %config; |
| 2770 | |
| 2771 | local $/ = "\0"; |
| 2772 | |
| 2773 | open my $fh, "-|", git_cmd(), "config", '-z', '-l', |
| 2774 | or return; |
| 2775 | |
| 2776 | while (my $keyval = <$fh>) { |
| 2777 | chomp $keyval; |
| 2778 | my ($key, $value) = split(/\n/, $keyval, 2); |
| 2779 | |
| 2780 | hash_set_multi(\%config, $key, $value) |
| 2781 | if (!defined $section_regexp || $key =~ /^(?:$section_regexp)\./o); |
| 2782 | } |
| 2783 | close $fh; |
| 2784 | |
| 2785 | return %config; |
| 2786 | } |
| 2787 | |
| 2788 | # convert config value to boolean: 'true' or 'false' |
| 2789 | # no value, number > 0, 'true' and 'yes' values are true |
| 2790 | # rest of values are treated as false (never as error) |
| 2791 | sub config_to_bool { |
| 2792 | my $val = shift; |
| 2793 | |
| 2794 | return 1 if !defined $val; # section.key |
| 2795 | |
| 2796 | # strip leading and trailing whitespace |
| 2797 | $val =~ s/^\s+//; |
| 2798 | $val =~ s/\s+$//; |
| 2799 | |
| 2800 | return (($val =~ /^\d+$/ && $val) || # section.key = 1 |
| 2801 | ($val =~ /^(?:true|yes)$/i)); # section.key = true |
| 2802 | } |
| 2803 | |
| 2804 | # convert config value to simple decimal number |
| 2805 | # an optional value suffix of 'k', 'm', or 'g' will cause the value |
| 2806 | # to be multiplied by 1024, 1048576, or 1073741824 |
| 2807 | sub config_to_int { |
| 2808 | my $val = shift; |
| 2809 | |
| 2810 | # strip leading and trailing whitespace |
| 2811 | $val =~ s/^\s+//; |
| 2812 | $val =~ s/\s+$//; |
| 2813 | |
| 2814 | if (my ($num, $unit) = ($val =~ /^([0-9]*)([kmg])$/i)) { |
| 2815 | $unit = lc($unit); |
| 2816 | # unknown unit is treated as 1 |
| 2817 | return $num * ($unit eq 'g' ? 1073741824 : |
| 2818 | $unit eq 'm' ? 1048576 : |
| 2819 | $unit eq 'k' ? 1024 : 1); |
| 2820 | } |
| 2821 | return $val; |
| 2822 | } |
| 2823 | |
| 2824 | # convert config value to array reference, if needed |
| 2825 | sub config_to_multi { |
| 2826 | my $val = shift; |
| 2827 | |
| 2828 | return ref($val) ? $val : (defined($val) ? [ $val ] : []); |
| 2829 | } |
| 2830 | |
| 2831 | sub git_get_project_config { |
| 2832 | my ($key, $type) = @_; |
| 2833 | |
| 2834 | return unless defined $git_dir; |
| 2835 | |
| 2836 | # key sanity check |
| 2837 | return unless ($key); |
| 2838 | # only subsection, if exists, is case sensitive, |
| 2839 | # and not lowercased by 'git config -z -l' |
| 2840 | if (my ($hi, $mi, $lo) = ($key =~ /^([^.]*)\.(.*)\.([^.]*)$/)) { |
| 2841 | $lo =~ s/_//g; |
| 2842 | $key = join(".", lc($hi), $mi, lc($lo)); |
| 2843 | return if ($lo =~ /\W/ || $hi =~ /\W/); |
| 2844 | } else { |
| 2845 | $key = lc($key); |
| 2846 | $key =~ s/_//g; |
| 2847 | return if ($key =~ /\W/); |
| 2848 | } |
| 2849 | $key =~ s/^gitweb\.//; |
| 2850 | |
| 2851 | # type sanity check |
| 2852 | if (defined $type) { |
| 2853 | $type =~ s/^--//; |
| 2854 | $type = undef |
| 2855 | unless ($type eq 'bool' || $type eq 'int'); |
| 2856 | } |
| 2857 | |
| 2858 | # get config |
| 2859 | if (!defined $config_file || |
| 2860 | $config_file ne "$git_dir/config") { |
| 2861 | %config = git_parse_project_config('gitweb'); |
| 2862 | $config_file = "$git_dir/config"; |
| 2863 | } |
| 2864 | |
| 2865 | # check if config variable (key) exists |
| 2866 | return unless exists $config{"gitweb.$key"}; |
| 2867 | |
| 2868 | # ensure given type |
| 2869 | if (!defined $type) { |
| 2870 | return $config{"gitweb.$key"}; |
| 2871 | } elsif ($type eq 'bool') { |
| 2872 | # backward compatibility: 'git config --bool' returns true/false |
| 2873 | return config_to_bool($config{"gitweb.$key"}) ? 'true' : 'false'; |
| 2874 | } elsif ($type eq 'int') { |
| 2875 | return config_to_int($config{"gitweb.$key"}); |
| 2876 | } |
| 2877 | return $config{"gitweb.$key"}; |
| 2878 | } |
| 2879 | |
| 2880 | # get hash of given path at given ref |
| 2881 | sub git_get_hash_by_path { |
| 2882 | my $base = shift; |
| 2883 | my $path = shift || return undef; |
| 2884 | my $type = shift; |
| 2885 | |
| 2886 | $path =~ s,/+$,,; |
| 2887 | |
| 2888 | open my $fd, "-|", git_cmd(), "ls-tree", $base, "--", $path |
| 2889 | or die_error(500, "Open git-ls-tree failed"); |
| 2890 | my $line = <$fd>; |
| 2891 | close $fd or return undef; |
| 2892 | |
| 2893 | if (!defined $line) { |
| 2894 | # there is no tree or hash given by $path at $base |
| 2895 | return undef; |
| 2896 | } |
| 2897 | |
| 2898 | #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c' |
| 2899 | $line =~ m/^([0-9]+) (.+) ($oid_regex)\t/; |
| 2900 | if (defined $type && $type ne $2) { |
| 2901 | # type doesn't match |
| 2902 | return undef; |
| 2903 | } |
| 2904 | return $3; |
| 2905 | } |
| 2906 | |
| 2907 | # get path of entry with given hash at given tree-ish (ref) |
| 2908 | # used to get 'from' filename for combined diff (merge commit) for renames |
| 2909 | sub git_get_path_by_hash { |
| 2910 | my $base = shift || return; |
| 2911 | my $hash = shift || return; |
| 2912 | |
| 2913 | local $/ = "\0"; |
| 2914 | |
| 2915 | open my $fd, "-|", git_cmd(), "ls-tree", '-r', '-t', '-z', $base |
| 2916 | or return undef; |
| 2917 | while (my $line = <$fd>) { |
| 2918 | chomp $line; |
| 2919 | |
| 2920 | #'040000 tree 595596a6a9117ddba9fe379b6b012b558bac8423 gitweb' |
| 2921 | #'100644 blob e02e90f0429be0d2a69b76571101f20b8f75530f gitweb/README' |
| 2922 | if ($line =~ m/(?:[0-9]+) (?:.+) $hash\t(.+)$/) { |
| 2923 | close $fd; |
| 2924 | return $1; |
| 2925 | } |
| 2926 | } |
| 2927 | close $fd; |
| 2928 | return undef; |
| 2929 | } |
| 2930 | |
| 2931 | ## ...................................................................... |
| 2932 | ## git utility functions, directly accessing git repository |
| 2933 | |
| 2934 | # get the value of config variable either from file named as the variable |
| 2935 | # itself in the repository ($GIT_DIR/$name file), or from gitweb.$name |
| 2936 | # configuration variable in the repository config file. |
| 2937 | sub git_get_file_or_project_config { |
| 2938 | my ($path, $name) = @_; |
| 2939 | |
| 2940 | $git_dir = "$projectroot/$path"; |
| 2941 | open my $fd, '<', "$git_dir/$name" |
| 2942 | or return git_get_project_config($name); |
| 2943 | my $conf = <$fd>; |
| 2944 | close $fd; |
| 2945 | if (defined $conf) { |
| 2946 | chomp $conf; |
| 2947 | } |
| 2948 | return $conf; |
| 2949 | } |
| 2950 | |
| 2951 | sub git_get_project_description { |
| 2952 | my $path = shift; |
| 2953 | return git_get_file_or_project_config($path, 'description'); |
| 2954 | } |
| 2955 | |
| 2956 | sub git_get_project_category { |
| 2957 | my $path = shift; |
| 2958 | return git_get_file_or_project_config($path, 'category'); |
| 2959 | } |
| 2960 | |
| 2961 | |
| 2962 | # supported formats: |
| 2963 | # * $GIT_DIR/ctags/<tagname> file (in 'ctags' subdirectory) |
| 2964 | # - if its contents is a number, use it as tag weight, |
| 2965 | # - otherwise add a tag with weight 1 |
| 2966 | # * $GIT_DIR/ctags file, each line is a tag (with weight 1) |
| 2967 | # the same value multiple times increases tag weight |
| 2968 | # * `gitweb.ctag' multi-valued repo config variable |
| 2969 | sub git_get_project_ctags { |
| 2970 | my $project = shift; |
| 2971 | my $ctags = {}; |
| 2972 | |
| 2973 | $git_dir = "$projectroot/$project"; |
| 2974 | if (opendir my $dh, "$git_dir/ctags") { |
| 2975 | my @files = grep { -f $_ } map { "$git_dir/ctags/$_" } readdir($dh); |
| 2976 | foreach my $tagfile (@files) { |
| 2977 | open my $ct, '<', $tagfile |
| 2978 | or next; |
| 2979 | my $val = <$ct>; |
| 2980 | chomp $val if $val; |
| 2981 | close $ct; |
| 2982 | |
| 2983 | (my $ctag = $tagfile) =~ s#.*/##; |
| 2984 | if ($val =~ /^\d+$/) { |
| 2985 | $ctags->{$ctag} = $val; |
| 2986 | } else { |
| 2987 | $ctags->{$ctag} = 1; |
| 2988 | } |
| 2989 | } |
| 2990 | closedir $dh; |
| 2991 | |
| 2992 | } elsif (open my $fh, '<', "$git_dir/ctags") { |
| 2993 | while (my $line = <$fh>) { |
| 2994 | chomp $line; |
| 2995 | $ctags->{$line}++ if $line; |
| 2996 | } |
| 2997 | close $fh; |
| 2998 | |
| 2999 | } else { |
| 3000 | my $taglist = config_to_multi(git_get_project_config('ctag')); |
| 3001 | foreach my $tag (@$taglist) { |
| 3002 | $ctags->{$tag}++; |
| 3003 | } |
| 3004 | } |
| 3005 | |
| 3006 | return $ctags; |
| 3007 | } |
| 3008 | |
| 3009 | # return hash, where keys are content tags ('ctags'), |
| 3010 | # and values are sum of weights of given tag in every project |
| 3011 | sub git_gather_all_ctags { |
| 3012 | my $projects = shift; |
| 3013 | my $ctags = {}; |
| 3014 | |
| 3015 | foreach my $p (@$projects) { |
| 3016 | foreach my $ct (keys %{$p->{'ctags'}}) { |
| 3017 | $ctags->{$ct} += $p->{'ctags'}->{$ct}; |
| 3018 | } |
| 3019 | } |
| 3020 | |
| 3021 | return $ctags; |
| 3022 | } |
| 3023 | |
| 3024 | sub git_populate_project_tagcloud { |
| 3025 | my $ctags = shift; |
| 3026 | |
| 3027 | # First, merge different-cased tags; tags vote on casing |
| 3028 | my %ctags_lc; |
| 3029 | foreach (keys %$ctags) { |
| 3030 | $ctags_lc{lc $_}->{count} += $ctags->{$_}; |
| 3031 | if (not $ctags_lc{lc $_}->{topcount} |
| 3032 | or $ctags_lc{lc $_}->{topcount} < $ctags->{$_}) { |
| 3033 | $ctags_lc{lc $_}->{topcount} = $ctags->{$_}; |
| 3034 | $ctags_lc{lc $_}->{topname} = $_; |
| 3035 | } |
| 3036 | } |
| 3037 | |
| 3038 | my $cloud; |
| 3039 | my $matched = $input_params{'ctag'}; |
| 3040 | if (eval { require HTML::TagCloud; 1; }) { |
| 3041 | $cloud = HTML::TagCloud->new; |
| 3042 | foreach my $ctag (sort keys %ctags_lc) { |
| 3043 | # Pad the title with spaces so that the cloud looks |
| 3044 | # less crammed. |
| 3045 | my $title = esc_html($ctags_lc{$ctag}->{topname}); |
| 3046 | $title =~ s/ / /g; |
| 3047 | $title =~ s/^/ /g; |
| 3048 | $title =~ s/$/ /g; |
| 3049 | if (defined $matched && $matched eq $ctag) { |
| 3050 | $title = qq(<span class="match">$title</span>); |
| 3051 | } |
| 3052 | $cloud->add($title, href(project=>undef, ctag=>$ctag), |
| 3053 | $ctags_lc{$ctag}->{count}); |
| 3054 | } |
| 3055 | } else { |
| 3056 | $cloud = {}; |
| 3057 | foreach my $ctag (keys %ctags_lc) { |
| 3058 | my $title = esc_html($ctags_lc{$ctag}->{topname}, -nbsp=>1); |
| 3059 | if (defined $matched && $matched eq $ctag) { |
| 3060 | $title = qq(<span class="match">$title</span>); |
| 3061 | } |
| 3062 | $cloud->{$ctag}{count} = $ctags_lc{$ctag}->{count}; |
| 3063 | $cloud->{$ctag}{ctag} = |
| 3064 | $cgi->a({-href=>href(project=>undef, ctag=>$ctag)}, $title); |
| 3065 | } |
| 3066 | } |
| 3067 | return $cloud; |
| 3068 | } |
| 3069 | |
| 3070 | sub git_show_project_tagcloud { |
| 3071 | my ($cloud, $count) = @_; |
| 3072 | if (ref $cloud eq 'HTML::TagCloud') { |
| 3073 | return $cloud->html_and_css($count); |
| 3074 | } else { |
| 3075 | my @tags = sort { $cloud->{$a}->{'count'} <=> $cloud->{$b}->{'count'} } keys %$cloud; |
| 3076 | return |
| 3077 | '<div id="htmltagcloud"'.($project ? '' : ' align="center"').'>' . |
| 3078 | join (', ', map { |
| 3079 | $cloud->{$_}->{'ctag'} |
| 3080 | } splice(@tags, 0, $count)) . |
| 3081 | '</div>'; |
| 3082 | } |
| 3083 | } |
| 3084 | |
| 3085 | sub git_get_project_url_list { |
| 3086 | my $path = shift; |
| 3087 | |
| 3088 | $git_dir = "$projectroot/$path"; |
| 3089 | open my $fd, '<', "$git_dir/cloneurl" |
| 3090 | or return wantarray ? |
| 3091 | @{ config_to_multi(git_get_project_config('url')) } : |
| 3092 | config_to_multi(git_get_project_config('url')); |
| 3093 | my @git_project_url_list = map { chomp; $_ } <$fd>; |
| 3094 | close $fd; |
| 3095 | |
| 3096 | return wantarray ? @git_project_url_list : \@git_project_url_list; |
| 3097 | } |
| 3098 | |
| 3099 | sub git_get_projects_list { |
| 3100 | my $filter = shift || ''; |
| 3101 | my $paranoid = shift; |
| 3102 | my @list; |
| 3103 | |
| 3104 | if (-d $projects_list) { |
| 3105 | # search in directory |
| 3106 | my $dir = $projects_list; |
| 3107 | # remove the trailing "/" |
| 3108 | $dir =~ s!/+$!!; |
| 3109 | my $pfxlen = length("$dir"); |
| 3110 | my $pfxdepth = ($dir =~ tr!/!!); |
| 3111 | # when filtering, search only given subdirectory |
| 3112 | if ($filter && !$paranoid) { |
| 3113 | $dir .= "/$filter"; |
| 3114 | $dir =~ s!/+$!!; |
| 3115 | } |
| 3116 | |
| 3117 | File::Find::find({ |
| 3118 | follow_fast => 1, # follow symbolic links |
| 3119 | follow_skip => 2, # ignore duplicates |
| 3120 | dangling_symlinks => 0, # ignore dangling symlinks, silently |
| 3121 | wanted => sub { |
| 3122 | # global variables |
| 3123 | our $project_maxdepth; |
| 3124 | our $projectroot; |
| 3125 | # skip project-list toplevel, if we get it. |
| 3126 | return if (m!^[/.]$!); |
| 3127 | # only directories can be git repositories |
| 3128 | return unless (-d $_); |
| 3129 | # need search permission |
| 3130 | return unless (-x $_); |
| 3131 | # don't traverse too deep (Find is super slow on os x) |
| 3132 | # $project_maxdepth excludes depth of $projectroot |
| 3133 | if (($File::Find::name =~ tr!/!!) - $pfxdepth > $project_maxdepth) { |
| 3134 | $File::Find::prune = 1; |
| 3135 | return; |
| 3136 | } |
| 3137 | |
| 3138 | my $path = substr($File::Find::name, $pfxlen + 1); |
| 3139 | # paranoidly only filter here |
| 3140 | if ($paranoid && $filter && $path !~ m!^\Q$filter\E/!) { |
| 3141 | next; |
| 3142 | } |
| 3143 | # we check related file in $projectroot |
| 3144 | if (check_export_ok("$projectroot/$path")) { |
| 3145 | push @list, { path => $path }; |
| 3146 | $File::Find::prune = 1; |
| 3147 | } |
| 3148 | }, |
| 3149 | }, "$dir"); |
| 3150 | |
| 3151 | } elsif (-f $projects_list) { |
| 3152 | # read from file(url-encoded): |
| 3153 | # 'git%2Fgit.git Linus+Torvalds' |
| 3154 | # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin' |
| 3155 | # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman' |
| 3156 | open my $fd, '<', $projects_list or return; |
| 3157 | PROJECT: |
| 3158 | while (my $line = <$fd>) { |
| 3159 | chomp $line; |
| 3160 | my ($path, $owner) = split ' ', $line; |
| 3161 | $path = unescape($path); |
| 3162 | $owner = unescape($owner); |
| 3163 | if (!defined $path) { |
| 3164 | next; |
| 3165 | } |
| 3166 | # if $filter is rpovided, check if $path begins with $filter |
| 3167 | if ($filter && $path !~ m!^\Q$filter\E/!) { |
| 3168 | next; |
| 3169 | } |
| 3170 | if (check_export_ok("$projectroot/$path")) { |
| 3171 | my $pr = { |
| 3172 | path => $path |
| 3173 | }; |
| 3174 | if ($owner) { |
| 3175 | $pr->{'owner'} = to_utf8($owner); |
| 3176 | } |
| 3177 | push @list, $pr; |
| 3178 | } |
| 3179 | } |
| 3180 | close $fd; |
| 3181 | } |
| 3182 | return @list; |
| 3183 | } |
| 3184 | |
| 3185 | # written with help of Tree::Trie module (Perl Artistic License, GPL compatible) |
| 3186 | # as side effects it sets 'forks' field to list of forks for forked projects |
| 3187 | sub filter_forks_from_projects_list { |
| 3188 | my $projects = shift; |
| 3189 | |
| 3190 | my %trie; # prefix tree of directories (path components) |
| 3191 | # generate trie out of those directories that might contain forks |
| 3192 | foreach my $pr (@$projects) { |
| 3193 | my $path = $pr->{'path'}; |
| 3194 | $path =~ s/\.git$//; # forks of 'repo.git' are in 'repo/' directory |
| 3195 | next if ($path =~ m!/$!); # skip non-bare repositories, e.g. 'repo/.git' |
| 3196 | next unless ($path); # skip '.git' repository: tests, git-instaweb |
| 3197 | next unless (-d "$projectroot/$path"); # containing directory exists |
| 3198 | $pr->{'forks'} = []; # there can be 0 or more forks of project |
| 3199 | |
| 3200 | # add to trie |
| 3201 | my @dirs = split('/', $path); |
| 3202 | # walk the trie, until either runs out of components or out of trie |
| 3203 | my $ref = \%trie; |
| 3204 | while (scalar @dirs && |
| 3205 | exists($ref->{$dirs[0]})) { |
| 3206 | $ref = $ref->{shift @dirs}; |
| 3207 | } |
| 3208 | # create rest of trie structure from rest of components |
| 3209 | foreach my $dir (@dirs) { |
| 3210 | $ref = $ref->{$dir} = {}; |
| 3211 | } |
| 3212 | # create end marker, store $pr as a data |
| 3213 | $ref->{''} = $pr if (!exists $ref->{''}); |
| 3214 | } |
| 3215 | |
| 3216 | # filter out forks, by finding shortest prefix match for paths |
| 3217 | my @filtered; |
| 3218 | PROJECT: |
| 3219 | foreach my $pr (@$projects) { |
| 3220 | # trie lookup |
| 3221 | my $ref = \%trie; |
| 3222 | DIR: |
| 3223 | foreach my $dir (split('/', $pr->{'path'})) { |
| 3224 | if (exists $ref->{''}) { |
| 3225 | # found [shortest] prefix, is a fork - skip it |
| 3226 | push @{$ref->{''}{'forks'}}, $pr; |
| 3227 | next PROJECT; |
| 3228 | } |
| 3229 | if (!exists $ref->{$dir}) { |
| 3230 | # not in trie, cannot have prefix, not a fork |
| 3231 | push @filtered, $pr; |
| 3232 | next PROJECT; |
| 3233 | } |
| 3234 | # If the dir is there, we just walk one step down the trie. |
| 3235 | $ref = $ref->{$dir}; |
| 3236 | } |
| 3237 | # we ran out of trie |
| 3238 | # (shouldn't happen: it's either no match, or end marker) |
| 3239 | push @filtered, $pr; |
| 3240 | } |
| 3241 | |
| 3242 | return @filtered; |
| 3243 | } |
| 3244 | |
| 3245 | # note: fill_project_list_info must be run first, |
| 3246 | # for 'descr_long' and 'ctags' to be filled |
| 3247 | sub search_projects_list { |
| 3248 | my ($projlist, %opts) = @_; |
| 3249 | my $tagfilter = $opts{'tagfilter'}; |
| 3250 | my $search_re = $opts{'search_regexp'}; |
| 3251 | |
| 3252 | return @$projlist |
| 3253 | unless ($tagfilter || $search_re); |
| 3254 | |
| 3255 | # searching projects require filling to be run before it; |
| 3256 | fill_project_list_info($projlist, |
| 3257 | $tagfilter ? 'ctags' : (), |
| 3258 | $search_re ? ('path', 'descr') : ()); |
| 3259 | my @projects; |
| 3260 | PROJECT: |
| 3261 | foreach my $pr (@$projlist) { |
| 3262 | |
| 3263 | if ($tagfilter) { |
| 3264 | next unless ref($pr->{'ctags'}) eq 'HASH'; |
| 3265 | next unless |
| 3266 | grep { lc($_) eq lc($tagfilter) } keys %{$pr->{'ctags'}}; |
| 3267 | } |
| 3268 | |
| 3269 | if ($search_re) { |
| 3270 | next unless |
| 3271 | $pr->{'path'} =~ /$search_re/ || |
| 3272 | $pr->{'descr_long'} =~ /$search_re/; |
| 3273 | } |
| 3274 | |
| 3275 | push @projects, $pr; |
| 3276 | } |
| 3277 | |
| 3278 | return @projects; |
| 3279 | } |
| 3280 | |
| 3281 | our $gitweb_project_owner = undef; |
| 3282 | sub git_get_project_list_from_file { |
| 3283 | |
| 3284 | return if (defined $gitweb_project_owner); |
| 3285 | |
| 3286 | $gitweb_project_owner = {}; |
| 3287 | # read from file (url-encoded): |
| 3288 | # 'git%2Fgit.git Linus+Torvalds' |
| 3289 | # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin' |
| 3290 | # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman' |
| 3291 | if (-f $projects_list) { |
| 3292 | open(my $fd, '<', $projects_list); |
| 3293 | while (my $line = <$fd>) { |
| 3294 | chomp $line; |
| 3295 | my ($pr, $ow) = split ' ', $line; |
| 3296 | $pr = unescape($pr); |
| 3297 | $ow = unescape($ow); |
| 3298 | $gitweb_project_owner->{$pr} = to_utf8($ow); |
| 3299 | } |
| 3300 | close $fd; |
| 3301 | } |
| 3302 | } |
| 3303 | |
| 3304 | sub git_get_project_owner { |
| 3305 | my $project = shift; |
| 3306 | my $owner; |
| 3307 | |
| 3308 | return undef unless $project; |
| 3309 | $git_dir = "$projectroot/$project"; |
| 3310 | |
| 3311 | if (!defined $gitweb_project_owner) { |
| 3312 | git_get_project_list_from_file(); |
| 3313 | } |
| 3314 | |
| 3315 | if (exists $gitweb_project_owner->{$project}) { |
| 3316 | $owner = $gitweb_project_owner->{$project}; |
| 3317 | } |
| 3318 | if (!defined $owner){ |
| 3319 | $owner = git_get_project_config('owner'); |
| 3320 | } |
| 3321 | if (!defined $owner) { |
| 3322 | $owner = get_file_owner("$git_dir"); |
| 3323 | } |
| 3324 | |
| 3325 | return $owner; |
| 3326 | } |
| 3327 | |
| 3328 | sub git_get_last_activity { |
| 3329 | my ($path) = @_; |
| 3330 | my $fd; |
| 3331 | |
| 3332 | $git_dir = "$projectroot/$path"; |
| 3333 | open($fd, "-|", git_cmd(), 'for-each-ref', |
| 3334 | '--format=%(committer)', |
| 3335 | '--sort=-committerdate', |
| 3336 | '--count=1', |
| 3337 | map { "refs/$_" } get_branch_refs ()) or return; |
| 3338 | my $most_recent = <$fd>; |
| 3339 | close $fd or return; |
| 3340 | if (defined $most_recent && |
| 3341 | $most_recent =~ / (\d+) [-+][01]\d\d\d$/) { |
| 3342 | my $timestamp = $1; |
| 3343 | my $age = time - $timestamp; |
| 3344 | return ($age, age_string($age)); |
| 3345 | } |
| 3346 | return (undef, undef); |
| 3347 | } |
| 3348 | |
| 3349 | # Implementation note: when a single remote is wanted, we cannot use 'git |
| 3350 | # remote show -n' because that command always work (assuming it's a remote URL |
| 3351 | # if it's not defined), and we cannot use 'git remote show' because that would |
| 3352 | # try to make a network roundtrip. So the only way to find if that particular |
| 3353 | # remote is defined is to walk the list provided by 'git remote -v' and stop if |
| 3354 | # and when we find what we want. |
| 3355 | sub git_get_remotes_list { |
| 3356 | my $wanted = shift; |
| 3357 | my %remotes = (); |
| 3358 | |
| 3359 | open my $fd, '-|' , git_cmd(), 'remote', '-v'; |
| 3360 | return unless $fd; |
| 3361 | while (my $remote = <$fd>) { |
| 3362 | chomp $remote; |
| 3363 | $remote =~ s!\t(.*?)\s+\((\w+)\)$!!; |
| 3364 | next if $wanted and not $remote eq $wanted; |
| 3365 | my ($url, $key) = ($1, $2); |
| 3366 | |
| 3367 | $remotes{$remote} ||= { 'heads' => () }; |
| 3368 | $remotes{$remote}{$key} = $url; |
| 3369 | } |
| 3370 | close $fd or return; |
| 3371 | return wantarray ? %remotes : \%remotes; |
| 3372 | } |
| 3373 | |
| 3374 | # Takes a hash of remotes as first parameter and fills it by adding the |
| 3375 | # available remote heads for each of the indicated remotes. |
| 3376 | sub fill_remote_heads { |
| 3377 | my $remotes = shift; |
| 3378 | my @heads = map { "remotes/$_" } keys %$remotes; |
| 3379 | my @remoteheads = git_get_heads_list(undef, @heads); |
| 3380 | foreach my $remote (keys %$remotes) { |
| 3381 | $remotes->{$remote}{'heads'} = [ grep { |
| 3382 | $_->{'name'} =~ s!^$remote/!! |
| 3383 | } @remoteheads ]; |
| 3384 | } |
| 3385 | } |
| 3386 | |
| 3387 | sub git_get_references { |
| 3388 | my $type = shift || ""; |
| 3389 | my %refs; |
| 3390 | # 5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11 |
| 3391 | # c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11^{} |
| 3392 | open my $fd, "-|", git_cmd(), "show-ref", "--dereference", |
| 3393 | ($type ? ("--", "refs/$type") : ()) # use -- <pattern> if $type |
| 3394 | or return; |
| 3395 | |
| 3396 | while (my $line = <$fd>) { |
| 3397 | chomp $line; |
| 3398 | if ($line =~ m!^($oid_regex)\srefs/($type.*)$!) { |
| 3399 | if (defined $refs{$1}) { |
| 3400 | push @{$refs{$1}}, $2; |
| 3401 | } else { |
| 3402 | $refs{$1} = [ $2 ]; |
| 3403 | } |
| 3404 | } |
| 3405 | } |
| 3406 | close $fd or return; |
| 3407 | return \%refs; |
| 3408 | } |
| 3409 | |
| 3410 | sub git_get_rev_name_tags { |
| 3411 | my $hash = shift || return undef; |
| 3412 | |
| 3413 | open my $fd, "-|", git_cmd(), "name-rev", "--tags", $hash |
| 3414 | or return; |
| 3415 | my $name_rev = <$fd>; |
| 3416 | close $fd; |
| 3417 | |
| 3418 | if ($name_rev =~ m|^$hash tags/(.*)$|) { |
| 3419 | return $1; |
| 3420 | } else { |
| 3421 | # catches also '$hash undefined' output |
| 3422 | return undef; |
| 3423 | } |
| 3424 | } |
| 3425 | |
| 3426 | ## ---------------------------------------------------------------------- |
| 3427 | ## parse to hash functions |
| 3428 | |
| 3429 | sub parse_date { |
| 3430 | my $epoch = shift; |
| 3431 | my $tz = shift || "-0000"; |
| 3432 | |
| 3433 | my %date; |
| 3434 | my @months = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"); |
| 3435 | my @days = ("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"); |
| 3436 | my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($epoch); |
| 3437 | $date{'hour'} = $hour; |
| 3438 | $date{'minute'} = $min; |
| 3439 | $date{'mday'} = $mday; |
| 3440 | $date{'day'} = $days[$wday]; |
| 3441 | $date{'month'} = $months[$mon]; |
| 3442 | $date{'rfc2822'} = sprintf "%s, %d %s %4d %02d:%02d:%02d +0000", |
| 3443 | $days[$wday], $mday, $months[$mon], 1900+$year, $hour ,$min, $sec; |
| 3444 | $date{'mday-time'} = sprintf "%d %s %02d:%02d", |
| 3445 | $mday, $months[$mon], $hour ,$min; |
| 3446 | $date{'iso-8601'} = sprintf "%04d-%02d-%02dT%02d:%02d:%02dZ", |
| 3447 | 1900+$year, 1+$mon, $mday, $hour ,$min, $sec; |
| 3448 | |
| 3449 | my ($tz_sign, $tz_hour, $tz_min) = |
| 3450 | ($tz =~ m/^([-+])(\d\d)(\d\d)$/); |
| 3451 | $tz_sign = ($tz_sign eq '-' ? -1 : +1); |
| 3452 | my $local = $epoch + $tz_sign*((($tz_hour*60) + $tz_min)*60); |
| 3453 | ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($local); |
| 3454 | $date{'hour_local'} = $hour; |
| 3455 | $date{'minute_local'} = $min; |
| 3456 | $date{'tz_local'} = $tz; |
| 3457 | $date{'iso-tz'} = sprintf("%04d-%02d-%02d %02d:%02d:%02d %s", |
| 3458 | 1900+$year, $mon+1, $mday, |
| 3459 | $hour, $min, $sec, $tz); |
| 3460 | return %date; |
| 3461 | } |
| 3462 | |
| 3463 | sub hide_mailaddrs_if_private { |
| 3464 | my $line = shift; |
| 3465 | return $line unless gitweb_check_feature('email-privacy'); |
| 3466 | $line =~ s/<[^@>]+@[^>]+>/<redacted>/g; |
| 3467 | return $line; |
| 3468 | } |
| 3469 | |
| 3470 | sub parse_tag { |
| 3471 | my $tag_id = shift; |
| 3472 | my %tag; |
| 3473 | my @comment; |
| 3474 | |
| 3475 | open my $fd, "-|", git_cmd(), "cat-file", "tag", $tag_id or return; |
| 3476 | $tag{'id'} = $tag_id; |
| 3477 | while (my $line = <$fd>) { |
| 3478 | chomp $line; |
| 3479 | if ($line =~ m/^object ($oid_regex)$/) { |
| 3480 | $tag{'object'} = $1; |
| 3481 | } elsif ($line =~ m/^type (.+)$/) { |
| 3482 | $tag{'type'} = $1; |
| 3483 | } elsif ($line =~ m/^tag (.+)$/) { |
| 3484 | $tag{'name'} = $1; |
| 3485 | } elsif ($line =~ m/^tagger (.*) ([0-9]+) (.*)$/) { |
| 3486 | $tag{'author'} = hide_mailaddrs_if_private($1); |
| 3487 | $tag{'author_epoch'} = $2; |
| 3488 | $tag{'author_tz'} = $3; |
| 3489 | if ($tag{'author'} =~ m/^([^<]+) <([^>]*)>/) { |
| 3490 | $tag{'author_name'} = $1; |
| 3491 | $tag{'author_email'} = $2; |
| 3492 | } else { |
| 3493 | $tag{'author_name'} = $tag{'author'}; |
| 3494 | } |
| 3495 | } elsif ($line =~ m/--BEGIN/) { |
| 3496 | push @comment, $line; |
| 3497 | last; |
| 3498 | } elsif ($line eq "") { |
| 3499 | last; |
| 3500 | } |
| 3501 | } |
| 3502 | push @comment, <$fd>; |
| 3503 | $tag{'comment'} = \@comment; |
| 3504 | close $fd or return; |
| 3505 | if (!defined $tag{'name'}) { |
| 3506 | return |
| 3507 | }; |
| 3508 | return %tag |
| 3509 | } |
| 3510 | |
| 3511 | sub parse_commit_text { |
| 3512 | my ($commit_text, $withparents) = @_; |
| 3513 | my @commit_lines = split '\n', $commit_text; |
| 3514 | my %co; |
| 3515 | |
| 3516 | pop @commit_lines; # Remove '\0' |
| 3517 | |
| 3518 | if (! @commit_lines) { |
| 3519 | return; |
| 3520 | } |
| 3521 | |
| 3522 | my $header = shift @commit_lines; |
| 3523 | if ($header !~ m/^$oid_regex/) { |
| 3524 | return; |
| 3525 | } |
| 3526 | ($co{'id'}, my @parents) = split ' ', $header; |
| 3527 | while (my $line = shift @commit_lines) { |
| 3528 | last if $line eq "\n"; |
| 3529 | if ($line =~ m/^tree ($oid_regex)$/) { |
| 3530 | $co{'tree'} = $1; |
| 3531 | } elsif ((!defined $withparents) && ($line =~ m/^parent ($oid_regex)$/)) { |
| 3532 | push @parents, $1; |
| 3533 | } elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) { |
| 3534 | $co{'author'} = hide_mailaddrs_if_private(to_utf8($1)); |
| 3535 | $co{'author_epoch'} = $2; |
| 3536 | $co{'author_tz'} = $3; |
| 3537 | if ($co{'author'} =~ m/^([^<]+) <([^>]*)>/) { |
| 3538 | $co{'author_name'} = $1; |
| 3539 | $co{'author_email'} = $2; |
| 3540 | } else { |
| 3541 | $co{'author_name'} = $co{'author'}; |
| 3542 | } |
| 3543 | } elsif ($line =~ m/^committer (.*) ([0-9]+) (.*)$/) { |
| 3544 | $co{'committer'} = hide_mailaddrs_if_private(to_utf8($1)); |
| 3545 | $co{'committer_epoch'} = $2; |
| 3546 | $co{'committer_tz'} = $3; |
| 3547 | if ($co{'committer'} =~ m/^([^<]+) <([^>]*)>/) { |
| 3548 | $co{'committer_name'} = $1; |
| 3549 | $co{'committer_email'} = $2; |
| 3550 | } else { |
| 3551 | $co{'committer_name'} = $co{'committer'}; |
| 3552 | } |
| 3553 | } |
| 3554 | } |
| 3555 | if (!defined $co{'tree'}) { |
| 3556 | return; |
| 3557 | }; |
| 3558 | $co{'parents'} = \@parents; |
| 3559 | $co{'parent'} = $parents[0]; |
| 3560 | |
| 3561 | foreach my $title (@commit_lines) { |
| 3562 | $title =~ s/^ //; |
| 3563 | if ($title ne "") { |
| 3564 | $co{'title'} = chop_str($title, 80, 5); |
| 3565 | $co{'title_short'} = chop_str($title, 50, 5); |
| 3566 | last; |
| 3567 | } |
| 3568 | } |
| 3569 | if (! defined $co{'title'} || $co{'title'} eq "") { |
| 3570 | $co{'title'} = $co{'title_short'} = '(no commit message)'; |
| 3571 | } |
| 3572 | # remove added spaces, redact e-mail addresses if applicable. |
| 3573 | foreach my $line (@commit_lines) { |
| 3574 | $line =~ s/^ //; |
| 3575 | $line = hide_mailaddrs_if_private($line); |
| 3576 | } |
| 3577 | $co{'comment'} = \@commit_lines; |
| 3578 | |
| 3579 | my $age = time - $co{'committer_epoch'}; |
| 3580 | $co{'age'} = $age; |
| 3581 | $co{'age_string'} = age_string($age); |
| 3582 | my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($co{'committer_epoch'}); |
| 3583 | if ($age > 60*60*24*7*2) { |
| 3584 | $co{'age_string_date'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday; |
| 3585 | $co{'age_string_age'} = $co{'age_string'}; |
| 3586 | } else { |
| 3587 | $co{'age_string_date'} = $co{'age_string'}; |
| 3588 | $co{'age_string_age'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday; |
| 3589 | } |
| 3590 | return %co; |
| 3591 | } |
| 3592 | |
| 3593 | sub parse_commit { |
| 3594 | my ($commit_id) = @_; |
| 3595 | my %co; |
| 3596 | |
| 3597 | local $/ = "\0"; |
| 3598 | |
| 3599 | open my $fd, "-|", git_cmd(), "rev-list", |
| 3600 | "--parents", |
| 3601 | "--header", |
| 3602 | "--max-count=1", |
| 3603 | $commit_id, |
| 3604 | "--", |
| 3605 | or die_error(500, "Open git-rev-list failed"); |
| 3606 | %co = parse_commit_text(<$fd>, 1); |
| 3607 | close $fd; |
| 3608 | |
| 3609 | return %co; |
| 3610 | } |
| 3611 | |
| 3612 | sub parse_commits { |
| 3613 | my ($commit_id, $maxcount, $skip, $filename, @args) = @_; |
| 3614 | my @cos; |
| 3615 | |
| 3616 | $maxcount ||= 1; |
| 3617 | $skip ||= 0; |
| 3618 | |
| 3619 | local $/ = "\0"; |
| 3620 | |
| 3621 | open my $fd, "-|", git_cmd(), "rev-list", |
| 3622 | "--header", |
| 3623 | @args, |
| 3624 | ("--max-count=" . $maxcount), |
| 3625 | ("--skip=" . $skip), |
| 3626 | @extra_options, |
| 3627 | $commit_id, |
| 3628 | "--", |
| 3629 | ($filename ? ($filename) : ()) |
| 3630 | or die_error(500, "Open git-rev-list failed"); |
| 3631 | while (my $line = <$fd>) { |
| 3632 | my %co = parse_commit_text($line); |
| 3633 | push @cos, \%co; |
| 3634 | } |
| 3635 | close $fd; |
| 3636 | |
| 3637 | return wantarray ? @cos : \@cos; |
| 3638 | } |
| 3639 | |
| 3640 | # parse line of git-diff-tree "raw" output |
| 3641 | sub parse_difftree_raw_line { |
| 3642 | my $line = shift; |
| 3643 | my %res; |
| 3644 | |
| 3645 | # ':100644 100644 03b218260e99b78c6df0ed378e59ed9205ccc96d 3b93d5e7cc7f7dd4ebed13a5cc1a4ad976fc94d8 M ls-files.c' |
| 3646 | # ':100644 100644 7f9281985086971d3877aca27704f2aaf9c448ce bc190ebc71bbd923f2b728e505408f5e54bd073a M rev-tree.c' |
| 3647 | if ($line =~ m/^:([0-7]{6}) ([0-7]{6}) ($oid_regex) ($oid_regex) (.)([0-9]{0,3})\t(.*)$/) { |
| 3648 | $res{'from_mode'} = $1; |
| 3649 | $res{'to_mode'} = $2; |
| 3650 | $res{'from_id'} = $3; |
| 3651 | $res{'to_id'} = $4; |
| 3652 | $res{'status'} = $5; |
| 3653 | $res{'similarity'} = $6; |
| 3654 | if ($res{'status'} eq 'R' || $res{'status'} eq 'C') { # renamed or copied |
| 3655 | ($res{'from_file'}, $res{'to_file'}) = map { unquote($_) } split("\t", $7); |
| 3656 | } else { |
| 3657 | $res{'from_file'} = $res{'to_file'} = $res{'file'} = unquote($7); |
| 3658 | } |
| 3659 | } |
| 3660 | # '::100755 100755 100755 60e79ca1b01bc8b057abe17ddab484699a7f5fdb 94067cc5f73388f33722d52ae02f44692bc07490 94067cc5f73388f33722d52ae02f44692bc07490 MR git-gui/git-gui.sh' |
| 3661 | # combined diff (for merge commit) |
| 3662 | elsif ($line =~ s/^(::+)((?:[0-7]{6} )+)((?:$oid_regex )+)([a-zA-Z]+)\t(.*)$//) { |
| 3663 | $res{'nparents'} = length($1); |
| 3664 | $res{'from_mode'} = [ split(' ', $2) ]; |
| 3665 | $res{'to_mode'} = pop @{$res{'from_mode'}}; |
| 3666 | $res{'from_id'} = [ split(' ', $3) ]; |
| 3667 | $res{'to_id'} = pop @{$res{'from_id'}}; |
| 3668 | $res{'status'} = [ split('', $4) ]; |
| 3669 | $res{'to_file'} = unquote($5); |
| 3670 | } |
| 3671 | # 'c512b523472485aef4fff9e57b229d9d243c967f' |
| 3672 | elsif ($line =~ m/^($oid_regex)$/) { |
| 3673 | $res{'commit'} = $1; |
| 3674 | } |
| 3675 | |
| 3676 | return wantarray ? %res : \%res; |
| 3677 | } |
| 3678 | |
| 3679 | # wrapper: return parsed line of git-diff-tree "raw" output |
| 3680 | # (the argument might be raw line, or parsed info) |
| 3681 | sub parsed_difftree_line { |
| 3682 | my $line_or_ref = shift; |
| 3683 | |
| 3684 | if (ref($line_or_ref) eq "HASH") { |
| 3685 | # pre-parsed (or generated by hand) |
| 3686 | return $line_or_ref; |
| 3687 | } else { |
| 3688 | return parse_difftree_raw_line($line_or_ref); |
| 3689 | } |
| 3690 | } |
| 3691 | |
| 3692 | # parse line of git-ls-tree output |
| 3693 | sub parse_ls_tree_line { |
| 3694 | my $line = shift; |
| 3695 | my %opts = @_; |
| 3696 | my %res; |
| 3697 | |
| 3698 | if ($opts{'-l'}) { |
| 3699 | #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa 16717 panic.c' |
| 3700 | $line =~ m/^([0-9]+) (.+) ($oid_regex) +(-|[0-9]+)\t(.+)$/s; |
| 3701 | |
| 3702 | $res{'mode'} = $1; |
| 3703 | $res{'type'} = $2; |
| 3704 | $res{'hash'} = $3; |
| 3705 | $res{'size'} = $4; |
| 3706 | if ($opts{'-z'}) { |
| 3707 | $res{'name'} = $5; |
| 3708 | } else { |
| 3709 | $res{'name'} = unquote($5); |
| 3710 | } |
| 3711 | } else { |
| 3712 | #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c' |
| 3713 | $line =~ m/^([0-9]+) (.+) ($oid_regex)\t(.+)$/s; |
| 3714 | |
| 3715 | $res{'mode'} = $1; |
| 3716 | $res{'type'} = $2; |
| 3717 | $res{'hash'} = $3; |
| 3718 | if ($opts{'-z'}) { |
| 3719 | $res{'name'} = $4; |
| 3720 | } else { |
| 3721 | $res{'name'} = unquote($4); |
| 3722 | } |
| 3723 | } |
| 3724 | |
| 3725 | return wantarray ? %res : \%res; |
| 3726 | } |
| 3727 | |
| 3728 | # generates _two_ hashes, references to which are passed as 2 and 3 argument |
| 3729 | sub parse_from_to_diffinfo { |
| 3730 | my ($diffinfo, $from, $to, @parents) = @_; |
| 3731 | |
| 3732 | if ($diffinfo->{'nparents'}) { |
| 3733 | # combined diff |
| 3734 | $from->{'file'} = []; |
| 3735 | $from->{'href'} = []; |
| 3736 | fill_from_file_info($diffinfo, @parents) |
| 3737 | unless exists $diffinfo->{'from_file'}; |
| 3738 | for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) { |
| 3739 | $from->{'file'}[$i] = |
| 3740 | defined $diffinfo->{'from_file'}[$i] ? |
| 3741 | $diffinfo->{'from_file'}[$i] : |
| 3742 | $diffinfo->{'to_file'}; |
| 3743 | if ($diffinfo->{'status'}[$i] ne "A") { # not new (added) file |
| 3744 | $from->{'href'}[$i] = href(action=>"blob", |
| 3745 | hash_base=>$parents[$i], |
| 3746 | hash=>$diffinfo->{'from_id'}[$i], |
| 3747 | file_name=>$from->{'file'}[$i]); |
| 3748 | } else { |
| 3749 | $from->{'href'}[$i] = undef; |
| 3750 | } |
| 3751 | } |
| 3752 | } else { |
| 3753 | # ordinary (not combined) diff |
| 3754 | $from->{'file'} = $diffinfo->{'from_file'}; |
| 3755 | if ($diffinfo->{'status'} ne "A") { # not new (added) file |
| 3756 | $from->{'href'} = href(action=>"blob", hash_base=>$hash_parent, |
| 3757 | hash=>$diffinfo->{'from_id'}, |
| 3758 | file_name=>$from->{'file'}); |
| 3759 | } else { |
| 3760 | delete $from->{'href'}; |
| 3761 | } |
| 3762 | } |
| 3763 | |
| 3764 | $to->{'file'} = $diffinfo->{'to_file'}; |
| 3765 | if (!is_deleted($diffinfo)) { # file exists in result |
| 3766 | $to->{'href'} = href(action=>"blob", hash_base=>$hash, |
| 3767 | hash=>$diffinfo->{'to_id'}, |
| 3768 | file_name=>$to->{'file'}); |
| 3769 | } else { |
| 3770 | delete $to->{'href'}; |
| 3771 | } |
| 3772 | } |
| 3773 | |
| 3774 | ## ...................................................................... |
| 3775 | ## parse to array of hashes functions |
| 3776 | |
| 3777 | sub git_get_heads_list { |
| 3778 | my ($limit, @classes) = @_; |
| 3779 | @classes = get_branch_refs() unless @classes; |
| 3780 | my @patterns = map { "refs/$_" } @classes; |
| 3781 | my @headslist; |
| 3782 | |
| 3783 | open my $fd, '-|', git_cmd(), 'for-each-ref', |
| 3784 | ($limit ? '--count='.($limit+1) : ()), |
| 3785 | '--sort=-HEAD', '--sort=-committerdate', |
| 3786 | '--format=%(objectname) %(refname) %(subject)%00%(committer)', |
| 3787 | @patterns |
| 3788 | or return; |
| 3789 | while (my $line = <$fd>) { |
| 3790 | my %ref_item; |
| 3791 | |
| 3792 | chomp $line; |
| 3793 | my ($refinfo, $committerinfo) = split(/\0/, $line); |
| 3794 | my ($hash, $name, $title) = split(' ', $refinfo, 3); |
| 3795 | my ($committer, $epoch, $tz) = |
| 3796 | ($committerinfo =~ /^(.*) ([0-9]+) (.*)$/); |
| 3797 | $ref_item{'fullname'} = $name; |
| 3798 | my $strip_refs = join '|', map { quotemeta } get_branch_refs(); |
| 3799 | $name =~ s!^refs/($strip_refs|remotes)/!!; |
| 3800 | $ref_item{'name'} = $name; |
| 3801 | # for refs neither in 'heads' nor 'remotes' we want to |
| 3802 | # show their ref dir |
| 3803 | my $ref_dir = (defined $1) ? $1 : ''; |
| 3804 | if ($ref_dir ne '' and $ref_dir ne 'heads' and $ref_dir ne 'remotes') { |
| 3805 | $ref_item{'name'} .= ' (' . $ref_dir . ')'; |
| 3806 | } |
| 3807 | |
| 3808 | $ref_item{'id'} = $hash; |
| 3809 | $ref_item{'title'} = $title || '(no commit message)'; |
| 3810 | $ref_item{'epoch'} = $epoch; |
| 3811 | if ($epoch) { |
| 3812 | $ref_item{'age'} = age_string(time - $ref_item{'epoch'}); |
| 3813 | } else { |
| 3814 | $ref_item{'age'} = "unknown"; |
| 3815 | } |
| 3816 | |
| 3817 | push @headslist, \%ref_item; |
| 3818 | } |
| 3819 | close $fd; |
| 3820 | |
| 3821 | return wantarray ? @headslist : \@headslist; |
| 3822 | } |
| 3823 | |
| 3824 | sub git_get_tags_list { |
| 3825 | my $limit = shift; |
| 3826 | my @tagslist; |
| 3827 | |
| 3828 | open my $fd, '-|', git_cmd(), 'for-each-ref', |
| 3829 | ($limit ? '--count='.($limit+1) : ()), '--sort=-creatordate', |
| 3830 | '--format=%(objectname) %(objecttype) %(refname) '. |
| 3831 | '%(*objectname) %(*objecttype) %(subject)%00%(creator)', |
| 3832 | 'refs/tags' |
| 3833 | or return; |
| 3834 | while (my $line = <$fd>) { |
| 3835 | my %ref_item; |
| 3836 | |
| 3837 | chomp $line; |
| 3838 | my ($refinfo, $creatorinfo) = split(/\0/, $line); |
| 3839 | my ($id, $type, $name, $refid, $reftype, $title) = split(' ', $refinfo, 6); |
| 3840 | my ($creator, $epoch, $tz) = |
| 3841 | ($creatorinfo =~ /^(.*) ([0-9]+) (.*)$/); |
| 3842 | $ref_item{'fullname'} = $name; |
| 3843 | $name =~ s!^refs/tags/!!; |
| 3844 | |
| 3845 | $ref_item{'type'} = $type; |
| 3846 | $ref_item{'id'} = $id; |
| 3847 | $ref_item{'name'} = $name; |
| 3848 | if ($type eq "tag") { |
| 3849 | $ref_item{'subject'} = $title; |
| 3850 | $ref_item{'reftype'} = $reftype; |
| 3851 | $ref_item{'refid'} = $refid; |
| 3852 | } else { |
| 3853 | $ref_item{'reftype'} = $type; |
| 3854 | $ref_item{'refid'} = $id; |
| 3855 | } |
| 3856 | |
| 3857 | if ($type eq "tag" || $type eq "commit") { |
| 3858 | $ref_item{'epoch'} = $epoch; |
| 3859 | if ($epoch) { |
| 3860 | $ref_item{'age'} = age_string(time - $ref_item{'epoch'}); |
| 3861 | } else { |
| 3862 | $ref_item{'age'} = "unknown"; |
| 3863 | } |
| 3864 | } |
| 3865 | |
| 3866 | push @tagslist, \%ref_item; |
| 3867 | } |
| 3868 | close $fd; |
| 3869 | |
| 3870 | return wantarray ? @tagslist : \@tagslist; |
| 3871 | } |
| 3872 | |
| 3873 | ## ---------------------------------------------------------------------- |
| 3874 | ## filesystem-related functions |
| 3875 | |
| 3876 | sub get_file_owner { |
| 3877 | my $path = shift; |
| 3878 | |
| 3879 | my ($dev, $ino, $mode, $nlink, $st_uid, $st_gid, $rdev, $size) = stat($path); |
| 3880 | my ($name, $passwd, $uid, $gid, $quota, $comment, $gcos, $dir, $shell) = getpwuid($st_uid); |
| 3881 | if (!defined $gcos) { |
| 3882 | return undef; |
| 3883 | } |
| 3884 | my $owner = $gcos; |
| 3885 | $owner =~ s/[,;].*$//; |
| 3886 | return to_utf8($owner); |
| 3887 | } |
| 3888 | |
| 3889 | # assume that file exists |
| 3890 | sub insert_file { |
| 3891 | my $filename = shift; |
| 3892 | |
| 3893 | open my $fd, '<', $filename; |
| 3894 | print map { to_utf8($_) } <$fd>; |
| 3895 | close $fd; |
| 3896 | } |
| 3897 | |
| 3898 | ## ...................................................................... |
| 3899 | ## mimetype related functions |
| 3900 | |
| 3901 | sub mimetype_guess_file { |
| 3902 | my $filename = shift; |
| 3903 | my $mimemap = shift; |
| 3904 | -r $mimemap or return undef; |
| 3905 | |
| 3906 | my %mimemap; |
| 3907 | open(my $mh, '<', $mimemap) or return undef; |
| 3908 | while (<$mh>) { |
| 3909 | next if m/^#/; # skip comments |
| 3910 | my ($mimetype, @exts) = split(/\s+/); |
| 3911 | foreach my $ext (@exts) { |
| 3912 | $mimemap{$ext} = $mimetype; |
| 3913 | } |
| 3914 | } |
| 3915 | close($mh); |
| 3916 | |
| 3917 | $filename =~ /\.([^.]*)$/; |
| 3918 | return $mimemap{$1}; |
| 3919 | } |
| 3920 | |
| 3921 | sub mimetype_guess { |
| 3922 | my $filename = shift; |
| 3923 | my $mime; |
| 3924 | $filename =~ /\./ or return undef; |
| 3925 | |
| 3926 | if ($mimetypes_file) { |
| 3927 | my $file = $mimetypes_file; |
| 3928 | if ($file !~ m!^/!) { # if it is relative path |
| 3929 | # it is relative to project |
| 3930 | $file = "$projectroot/$project/$file"; |
| 3931 | } |
| 3932 | $mime = mimetype_guess_file($filename, $file); |
| 3933 | } |
| 3934 | $mime ||= mimetype_guess_file($filename, '/etc/mime.types'); |
| 3935 | return $mime; |
| 3936 | } |
| 3937 | |
| 3938 | sub blob_mimetype { |
| 3939 | my $fd = shift; |
| 3940 | my $filename = shift; |
| 3941 | |
| 3942 | if ($filename) { |
| 3943 | my $mime = mimetype_guess($filename); |
| 3944 | $mime and return $mime; |
| 3945 | } |
| 3946 | |
| 3947 | # just in case |
| 3948 | return $default_blob_plain_mimetype unless $fd; |
| 3949 | |
| 3950 | if (-T $fd) { |
| 3951 | return 'text/plain'; |
| 3952 | } elsif (! $filename) { |
| 3953 | return 'application/octet-stream'; |
| 3954 | } elsif ($filename =~ m/\.png$/i) { |
| 3955 | return 'image/png'; |
| 3956 | } elsif ($filename =~ m/\.gif$/i) { |
| 3957 | return 'image/gif'; |
| 3958 | } elsif ($filename =~ m/\.jpe?g$/i) { |
| 3959 | return 'image/jpeg'; |
| 3960 | } else { |
| 3961 | return 'application/octet-stream'; |
| 3962 | } |
| 3963 | } |
| 3964 | |
| 3965 | sub blob_contenttype { |
| 3966 | my ($fd, $file_name, $type) = @_; |
| 3967 | |
| 3968 | $type ||= blob_mimetype($fd, $file_name); |
| 3969 | if ($type eq 'text/plain' && defined $default_text_plain_charset) { |
| 3970 | $type .= "; charset=$default_text_plain_charset"; |
| 3971 | } |
| 3972 | |
| 3973 | return $type; |
| 3974 | } |
| 3975 | |
| 3976 | # guess file syntax for syntax highlighting; return undef if no highlighting |
| 3977 | # the name of syntax can (in the future) depend on syntax highlighter used |
| 3978 | sub guess_file_syntax { |
| 3979 | my ($highlight, $file_name) = @_; |
| 3980 | return undef unless ($highlight && defined $file_name); |
| 3981 | my $basename = basename($file_name, '.in'); |
| 3982 | return $highlight_basename{$basename} |
| 3983 | if exists $highlight_basename{$basename}; |
| 3984 | |
| 3985 | $basename =~ /\.([^.]*)$/; |
| 3986 | my $ext = $1 or return undef; |
| 3987 | return $highlight_ext{$ext} |
| 3988 | if exists $highlight_ext{$ext}; |
| 3989 | |
| 3990 | return undef; |
| 3991 | } |
| 3992 | |
| 3993 | # run highlighter and return FD of its output, |
| 3994 | # or return original FD if no highlighting |
| 3995 | sub run_highlighter { |
| 3996 | my ($fd, $highlight, $syntax) = @_; |
| 3997 | return $fd unless ($highlight); |
| 3998 | |
| 3999 | close $fd; |
| 4000 | my $syntax_arg = (defined $syntax) ? "--syntax $syntax" : "--force"; |
| 4001 | open $fd, quote_command(git_cmd(), "cat-file", "blob", $hash)." | ". |
| 4002 | quote_command($^X, '-CO', '-MEncode=decode,FB_DEFAULT', '-pse', |
| 4003 | '$_ = decode($fe, $_, FB_DEFAULT) if !utf8::decode($_);', |
| 4004 | '--', "-fe=$fallback_encoding")." | ". |
| 4005 | quote_command($highlight_bin). |
| 4006 | " --replace-tabs=8 --fragment $syntax_arg |" |
| 4007 | or die_error(500, "Couldn't open file or run syntax highlighter"); |
| 4008 | return $fd; |
| 4009 | } |
| 4010 | |
| 4011 | ## ====================================================================== |
| 4012 | ## functions printing HTML: header, footer, error page |
| 4013 | |
| 4014 | sub get_page_title { |
| 4015 | my $title = to_utf8($site_name); |
| 4016 | |
| 4017 | unless (defined $project) { |
| 4018 | if (defined $project_filter) { |
| 4019 | $title .= " - projects in '" . esc_path($project_filter) . "'"; |
| 4020 | } |
| 4021 | return $title; |
| 4022 | } |
| 4023 | $title .= " - " . to_utf8($project); |
| 4024 | |
| 4025 | return $title unless (defined $action); |
| 4026 | $title .= "/$action"; # $action is US-ASCII (7bit ASCII) |
| 4027 | |
| 4028 | return $title unless (defined $file_name); |
| 4029 | $title .= " - " . esc_path($file_name); |
| 4030 | if ($action eq "tree" && $file_name !~ m|/$|) { |
| 4031 | $title .= "/"; |
| 4032 | } |
| 4033 | |
| 4034 | return $title; |
| 4035 | } |
| 4036 | |
| 4037 | sub get_content_type_html { |
| 4038 | # require explicit support from the UA if we are to send the page as |
| 4039 | # 'application/xhtml+xml', otherwise send it as plain old 'text/html'. |
| 4040 | # we have to do this because MSIE sometimes globs '*/*', pretending to |
| 4041 | # support xhtml+xml but choking when it gets what it asked for. |
| 4042 | if (defined $cgi->http('HTTP_ACCEPT') && |
| 4043 | $cgi->http('HTTP_ACCEPT') =~ m/(,|;|\s|^)application\/xhtml\+xml(,|;|\s|$)/ && |
| 4044 | $cgi->Accept('application/xhtml+xml') != 0) { |
| 4045 | return 'application/xhtml+xml'; |
| 4046 | } else { |
| 4047 | return 'text/html'; |
| 4048 | } |
| 4049 | } |
| 4050 | |
| 4051 | sub print_feed_meta { |
| 4052 | if (defined $project) { |
| 4053 | my %href_params = get_feed_info(); |
| 4054 | if (!exists $href_params{'-title'}) { |
| 4055 | $href_params{'-title'} = 'log'; |
| 4056 | } |
| 4057 | |
| 4058 | foreach my $format (qw(RSS Atom)) { |
| 4059 | my $type = lc($format); |
| 4060 | my %link_attr = ( |
| 4061 | '-rel' => 'alternate', |
| 4062 | '-title' => esc_attr("$project - $href_params{'-title'} - $format feed"), |
| 4063 | '-type' => "application/$type+xml" |
| 4064 | ); |
| 4065 | |
| 4066 | $href_params{'extra_options'} = undef; |
| 4067 | $href_params{'action'} = $type; |
| 4068 | $link_attr{'-href'} = esc_attr(href(%href_params)); |
| 4069 | print "<link ". |
| 4070 | "rel=\"$link_attr{'-rel'}\" ". |
| 4071 | "title=\"$link_attr{'-title'}\" ". |
| 4072 | "href=\"$link_attr{'-href'}\" ". |
| 4073 | "type=\"$link_attr{'-type'}\" ". |
| 4074 | "/>\n"; |
| 4075 | |
| 4076 | $href_params{'extra_options'} = '--no-merges'; |
| 4077 | $link_attr{'-href'} = esc_attr(href(%href_params)); |
| 4078 | $link_attr{'-title'} .= ' (no merges)'; |
| 4079 | print "<link ". |
| 4080 | "rel=\"$link_attr{'-rel'}\" ". |
| 4081 | "title=\"$link_attr{'-title'}\" ". |
| 4082 | "href=\"$link_attr{'-href'}\" ". |
| 4083 | "type=\"$link_attr{'-type'}\" ". |
| 4084 | "/>\n"; |
| 4085 | } |
| 4086 | |
| 4087 | } else { |
| 4088 | printf('<link rel="alternate" title="%s projects list" '. |
| 4089 | 'href="%s" type="text/plain; charset=utf-8" />'."\n", |
| 4090 | esc_attr($site_name), |
| 4091 | esc_attr(href(project=>undef, action=>"project_index"))); |
| 4092 | printf('<link rel="alternate" title="%s projects feeds" '. |
| 4093 | 'href="%s" type="text/x-opml" />'."\n", |
| 4094 | esc_attr($site_name), |
| 4095 | esc_attr(href(project=>undef, action=>"opml"))); |
| 4096 | } |
| 4097 | } |
| 4098 | |
| 4099 | sub print_header_links { |
| 4100 | my $status = shift; |
| 4101 | |
| 4102 | # print out each stylesheet that exist, providing backwards capability |
| 4103 | # for those people who defined $stylesheet in a config file |
| 4104 | if (defined $stylesheet) { |
| 4105 | print '<link rel="stylesheet" type="text/css" href="'.esc_url($stylesheet).'"/>'."\n"; |
| 4106 | } else { |
| 4107 | foreach my $stylesheet (@stylesheets) { |
| 4108 | next unless $stylesheet; |
| 4109 | print '<link rel="stylesheet" type="text/css" href="'.esc_url($stylesheet).'"/>'."\n"; |
| 4110 | } |
| 4111 | } |
| 4112 | print_feed_meta() |
| 4113 | if ($status eq '200 OK'); |
| 4114 | if (defined $favicon) { |
| 4115 | print qq(<link rel="shortcut icon" href=").esc_url($favicon).qq(" type="image/png" />\n); |
| 4116 | } |
| 4117 | } |
| 4118 | |
| 4119 | sub print_nav_breadcrumbs_path { |
| 4120 | my $dirprefix = undef; |
| 4121 | while (my $part = shift) { |
| 4122 | $dirprefix .= "/" if defined $dirprefix; |
| 4123 | $dirprefix .= $part; |
| 4124 | print $cgi->a({-href => href(project => undef, |
| 4125 | project_filter => $dirprefix, |
| 4126 | action => "project_list")}, |
| 4127 | esc_html($part)) . " / "; |
| 4128 | } |
| 4129 | } |
| 4130 | |
| 4131 | sub print_nav_breadcrumbs { |
| 4132 | my %opts = @_; |
| 4133 | |
| 4134 | for my $crumb (@extra_breadcrumbs, [ $home_link_str => $home_link ]) { |
| 4135 | print $cgi->a({-href => esc_url($crumb->[1])}, $crumb->[0]) . " / "; |
| 4136 | } |
| 4137 | if (defined $project) { |
| 4138 | my @dirname = split '/', $project; |
| 4139 | my $projectbasename = pop @dirname; |
| 4140 | print_nav_breadcrumbs_path(@dirname); |
| 4141 | print $cgi->a({-href => href(action=>"summary")}, esc_html($projectbasename)); |
| 4142 | if (defined $action) { |
| 4143 | my $action_print = $action ; |
| 4144 | if (defined $opts{-action_extra}) { |
| 4145 | $action_print = $cgi->a({-href => href(action=>$action)}, |
| 4146 | $action); |
| 4147 | } |
| 4148 | print " / $action_print"; |
| 4149 | } |
| 4150 | if (defined $opts{-action_extra}) { |
| 4151 | print " / $opts{-action_extra}"; |
| 4152 | } |
| 4153 | print "\n"; |
| 4154 | } elsif (defined $project_filter) { |
| 4155 | print_nav_breadcrumbs_path(split '/', $project_filter); |
| 4156 | } |
| 4157 | } |
| 4158 | |
| 4159 | sub print_search_form { |
| 4160 | if (!defined $searchtext) { |
| 4161 | $searchtext = ""; |
| 4162 | } |
| 4163 | my $search_hash; |
| 4164 | if (defined $hash_base) { |
| 4165 | $search_hash = $hash_base; |
| 4166 | } elsif (defined $hash) { |
| 4167 | $search_hash = $hash; |
| 4168 | } else { |
| 4169 | $search_hash = "HEAD"; |
| 4170 | } |
| 4171 | my $action = $my_uri; |
| 4172 | my $use_pathinfo = gitweb_check_feature('pathinfo'); |
| 4173 | if ($use_pathinfo) { |
| 4174 | $action .= "/".esc_url($project); |
| 4175 | } |
| 4176 | print $cgi->start_form(-method => "get", -action => $action) . |
| 4177 | "<div class=\"search\">\n" . |
| 4178 | (!$use_pathinfo && |
| 4179 | $cgi->input({-name=>"p", -value=>$project, -type=>"hidden"}) . "\n") . |
| 4180 | $cgi->input({-name=>"a", -value=>"search", -type=>"hidden"}) . "\n" . |
| 4181 | $cgi->input({-name=>"h", -value=>$search_hash, -type=>"hidden"}) . "\n" . |
| 4182 | $cgi->popup_menu(-name => 'st', -default => 'commit', |
| 4183 | -values => ['commit', 'grep', 'author', 'committer', 'pickaxe']) . |
| 4184 | " " . $cgi->a({-href => href(action=>"search_help"), |
| 4185 | -title => "search help" }, "?") . " search:\n", |
| 4186 | $cgi->textfield(-name => "s", -value => $searchtext, -override => 1) . "\n" . |
| 4187 | "<span title=\"Extended regular expression\">" . |
| 4188 | $cgi->checkbox(-name => 'sr', -value => 1, -label => 're', |
| 4189 | -checked => $search_use_regexp) . |
| 4190 | "</span>" . |
| 4191 | "</div>" . |
| 4192 | $cgi->end_form() . "\n"; |
| 4193 | } |
| 4194 | |
| 4195 | sub git_header_html { |
| 4196 | my $status = shift || "200 OK"; |
| 4197 | my $expires = shift; |
| 4198 | my %opts = @_; |
| 4199 | |
| 4200 | my $title = get_page_title(); |
| 4201 | print $cgi->header(-type=>get_content_type_html(), -charset => 'utf-8', |
| 4202 | -status=> $status, -expires => $expires) |
| 4203 | unless ($opts{'-no_http_header'}); |
| 4204 | my $mod_perl_version = $ENV{'MOD_PERL'} ? " $ENV{'MOD_PERL'}" : ''; |
| 4205 | print <<EOF; |
| 4206 | <?xml version="1.0" encoding="utf-8"?> |
| 4207 | <!DOCTYPE html [ |
| 4208 | <!ENTITY nbsp " "> |
| 4209 | <!ENTITY sdot "⋅"> |
| 4210 | ]> |
| 4211 | <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US" lang="en-US"> |
| 4212 | <!-- git web interface version $version, (C) 2005-2006, Kay Sievers <kay.sievers\@vrfy.org>, Christian Gierke --> |
| 4213 | <!-- git core binaries version $git_version --> |
| 4214 | <head> |
| 4215 | <meta name="generator" content="gitweb/$version git/$git_version$mod_perl_version"/> |
| 4216 | <meta name="robots" content="index, nofollow"/> |
| 4217 | <meta name="viewport" content="width=device-width, initial-scale=1"/> |
| 4218 | <title>$title</title> |
| 4219 | EOF |
| 4220 | # the stylesheet, favicon etc urls won't work correctly with path_info |
| 4221 | # unless we set the appropriate base URL |
| 4222 | if ($ENV{'PATH_INFO'}) { |
| 4223 | print "<base href=\"".esc_url($base_url)."\" />\n"; |
| 4224 | } |
| 4225 | print_header_links($status); |
| 4226 | |
| 4227 | if (defined $site_html_head_string) { |
| 4228 | print to_utf8($site_html_head_string); |
| 4229 | } |
| 4230 | |
| 4231 | print "</head>\n" . |
| 4232 | "<body>\n"; |
| 4233 | |
| 4234 | if (defined $site_header && -f $site_header) { |
| 4235 | insert_file($site_header); |
| 4236 | } |
| 4237 | |
| 4238 | print "<div class=\"page_header\">\n"; |
| 4239 | if (defined $logo) { |
| 4240 | print $cgi->a({-href => esc_url($logo_url), |
| 4241 | -title => $logo_label}, |
| 4242 | $cgi->img({-src => esc_url($logo), |
| 4243 | -width => 72, -height => 27, |
| 4244 | -alt => "git", |
| 4245 | -class => "logo"})); |
| 4246 | } |
| 4247 | print_nav_breadcrumbs(%opts); |
| 4248 | print "</div>\n"; |
| 4249 | |
| 4250 | my $have_search = gitweb_check_feature('search'); |
| 4251 | if (defined $project && $have_search) { |
| 4252 | print_search_form(); |
| 4253 | } |
| 4254 | } |
| 4255 | |
| 4256 | sub git_footer_html { |
| 4257 | my $feed_class = 'rss_logo'; |
| 4258 | |
| 4259 | print "<div class=\"page_footer\">\n"; |
| 4260 | if (defined $project) { |
| 4261 | my $descr = git_get_project_description($project); |
| 4262 | if (defined $descr) { |
| 4263 | print "<div class=\"page_footer_text\">" . esc_html($descr) . "</div>\n"; |
| 4264 | } |
| 4265 | |
| 4266 | my %href_params = get_feed_info(); |
| 4267 | if (!%href_params) { |
| 4268 | $feed_class .= ' generic'; |
| 4269 | } |
| 4270 | $href_params{'-title'} ||= 'log'; |
| 4271 | |
| 4272 | foreach my $format (qw(RSS Atom)) { |
| 4273 | $href_params{'action'} = lc($format); |
| 4274 | print $cgi->a({-href => href(%href_params), |
| 4275 | -title => "$href_params{'-title'} $format feed", |
| 4276 | -class => $feed_class}, $format)."\n"; |
| 4277 | } |
| 4278 | |
| 4279 | } else { |
| 4280 | print $cgi->a({-href => href(project=>undef, action=>"opml", |
| 4281 | project_filter => $project_filter), |
| 4282 | -class => $feed_class}, "OPML") . " "; |
| 4283 | print $cgi->a({-href => href(project=>undef, action=>"project_index", |
| 4284 | project_filter => $project_filter), |
| 4285 | -class => $feed_class}, "TXT") . "\n"; |
| 4286 | } |
| 4287 | print "</div>\n"; # class="page_footer" |
| 4288 | |
| 4289 | if (defined $t0 && gitweb_check_feature('timed')) { |
| 4290 | print "<div id=\"generating_info\">\n"; |
| 4291 | print 'This page took '. |
| 4292 | '<span id="generating_time" class="time_span">'. |
| 4293 | tv_interval($t0, [ gettimeofday() ]). |
| 4294 | ' seconds </span>'. |
| 4295 | ' and '. |
| 4296 | '<span id="generating_cmd">'. |
| 4297 | $number_of_git_cmds. |
| 4298 | '</span> git commands '. |
| 4299 | " to generate.\n"; |
| 4300 | print "</div>\n"; # class="page_footer" |
| 4301 | } |
| 4302 | |
| 4303 | if (defined $site_footer && -f $site_footer) { |
| 4304 | insert_file($site_footer); |
| 4305 | } |
| 4306 | |
| 4307 | print qq!<script type="text/javascript" src="!.esc_url($javascript).qq!"></script>\n!; |
| 4308 | if (defined $action && |
| 4309 | $action eq 'blame_incremental') { |
| 4310 | print qq!<script type="text/javascript">\n!. |
| 4311 | qq!startBlame("!. esc_attr(href(action=>"blame_data", -replay=>1)) .qq!",\n!. |
| 4312 | qq! "!. esc_attr(href()) .qq!");\n!. |
| 4313 | qq!</script>\n!; |
| 4314 | } else { |
| 4315 | my ($jstimezone, $tz_cookie, $datetime_class) = |
| 4316 | gitweb_get_feature('javascript-timezone'); |
| 4317 | |
| 4318 | print qq!<script type="text/javascript">\n!. |
| 4319 | qq!window.onload = function () {\n!; |
| 4320 | if (gitweb_check_feature('javascript-actions')) { |
| 4321 | print qq! fixLinks();\n!; |
| 4322 | } |
| 4323 | if ($jstimezone && $tz_cookie && $datetime_class) { |
| 4324 | print qq! var tz_cookie = { name: '$tz_cookie', expires: 14, path: '/' };\n!. # in days |
| 4325 | qq! onloadTZSetup('$jstimezone', tz_cookie, '$datetime_class');\n!; |
| 4326 | } |
| 4327 | print qq!};\n!. |
| 4328 | qq!</script>\n!; |
| 4329 | } |
| 4330 | |
| 4331 | print "</body>\n" . |
| 4332 | "</html>"; |
| 4333 | } |
| 4334 | |
| 4335 | # die_error(<http_status_code>, <error_message>[, <detailed_html_description>]) |
| 4336 | # Example: die_error(404, 'Hash not found') |
| 4337 | # By convention, use the following status codes (as defined in RFC 2616): |
| 4338 | # 400: Invalid or missing CGI parameters, or |
| 4339 | # requested object exists but has wrong type. |
| 4340 | # 403: Requested feature (like "pickaxe" or "snapshot") not enabled on |
| 4341 | # this server or project. |
| 4342 | # 404: Requested object/revision/project doesn't exist. |
| 4343 | # 500: The server isn't configured properly, or |
| 4344 | # an internal error occurred (e.g. failed assertions caused by bugs), or |
| 4345 | # an unknown error occurred (e.g. the git binary died unexpectedly). |
| 4346 | # 503: The server is currently unavailable (because it is overloaded, |
| 4347 | # or down for maintenance). Generally, this is a temporary state. |
| 4348 | sub die_error { |
| 4349 | my $status = shift || 500; |
| 4350 | my $error = esc_html(shift) || "Internal Server Error"; |
| 4351 | my $extra = shift; |
| 4352 | my %opts = @_; |
| 4353 | |
| 4354 | my %http_responses = ( |
| 4355 | 400 => '400 Bad Request', |
| 4356 | 403 => '403 Forbidden', |
| 4357 | 404 => '404 Not Found', |
| 4358 | 500 => '500 Internal Server Error', |
| 4359 | 503 => '503 Service Unavailable', |
| 4360 | ); |
| 4361 | git_header_html($http_responses{$status}, undef, %opts); |
| 4362 | print <<EOF; |
| 4363 | <div class="page_body"> |
| 4364 | <br /><br /> |
| 4365 | $status - $error |
| 4366 | <br /> |
| 4367 | EOF |
| 4368 | if (defined $extra) { |
| 4369 | print "<hr />\n" . |
| 4370 | "$extra\n"; |
| 4371 | } |
| 4372 | print "</div>\n"; |
| 4373 | |
| 4374 | git_footer_html(); |
| 4375 | goto DONE_GITWEB |
| 4376 | unless ($opts{'-error_handler'}); |
| 4377 | } |
| 4378 | |
| 4379 | ## ---------------------------------------------------------------------- |
| 4380 | ## functions printing or outputting HTML: navigation |
| 4381 | |
| 4382 | sub git_print_page_nav { |
| 4383 | my ($current, $suppress, $head, $treehead, $treebase, $extra) = @_; |
| 4384 | $extra = '' if !defined $extra; # pager or formats |
| 4385 | |
| 4386 | my @navs = qw(summary shortlog log commit commitdiff tree); |
| 4387 | if ($suppress) { |
| 4388 | @navs = grep { $_ ne $suppress } @navs; |
| 4389 | } |
| 4390 | |
| 4391 | my %arg = map { $_ => {action=>$_} } @navs; |
| 4392 | if (defined $head) { |
| 4393 | for (qw(commit commitdiff)) { |
| 4394 | $arg{$_}{'hash'} = $head; |
| 4395 | } |
| 4396 | if ($current =~ m/^(tree | log | shortlog | commit | commitdiff | search)$/x) { |
| 4397 | for (qw(shortlog log)) { |
| 4398 | $arg{$_}{'hash'} = $head; |
| 4399 | } |
| 4400 | } |
| 4401 | } |
| 4402 | |
| 4403 | $arg{'tree'}{'hash'} = $treehead if defined $treehead; |
| 4404 | $arg{'tree'}{'hash_base'} = $treebase if defined $treebase; |
| 4405 | |
| 4406 | my @actions = gitweb_get_feature('actions'); |
| 4407 | my %repl = ( |
| 4408 | '%' => '%', |
| 4409 | 'n' => $project, # project name |
| 4410 | 'f' => $git_dir, # project path within filesystem |
| 4411 | 'h' => $treehead || '', # current hash ('h' parameter) |
| 4412 | 'b' => $treebase || '', # hash base ('hb' parameter) |
| 4413 | ); |
| 4414 | while (@actions) { |
| 4415 | my ($label, $link, $pos) = splice(@actions,0,3); |
| 4416 | # insert |
| 4417 | @navs = map { $_ eq $pos ? ($_, $label) : $_ } @navs; |
| 4418 | # munch munch |
| 4419 | $link =~ s/%([%nfhb])/$repl{$1}/g; |
| 4420 | $arg{$label}{'_href'} = $link; |
| 4421 | } |
| 4422 | |
| 4423 | print "<div class=\"page_nav\">\n" . |
| 4424 | (join " | ", |
| 4425 | map { $_ eq $current ? |
| 4426 | $_ : $cgi->a({-href => ($arg{$_}{_href} ? $arg{$_}{_href} : href(%{$arg{$_}}))}, "$_") |
| 4427 | } @navs); |
| 4428 | print "<br/>\n$extra<br/>\n" . |
| 4429 | "</div>\n"; |
| 4430 | } |
| 4431 | |
| 4432 | # returns a submenu for the navigation of the refs views (tags, heads, |
| 4433 | # remotes) with the current view disabled and the remotes view only |
| 4434 | # available if the feature is enabled |
| 4435 | sub format_ref_views { |
| 4436 | my ($current) = @_; |
| 4437 | my @ref_views = qw{tags heads}; |
| 4438 | push @ref_views, 'remotes' if gitweb_check_feature('remote_heads'); |
| 4439 | return join " | ", map { |
| 4440 | $_ eq $current ? $_ : |
| 4441 | $cgi->a({-href => href(action=>$_)}, $_) |
| 4442 | } @ref_views |
| 4443 | } |
| 4444 | |
| 4445 | sub format_paging_nav { |
| 4446 | my ($action, $page, $has_next_link) = @_; |
| 4447 | my $paging_nav; |
| 4448 | |
| 4449 | |
| 4450 | if ($page > 0) { |
| 4451 | $paging_nav .= |
| 4452 | $cgi->a({-href => href(-replay=>1, page=>undef)}, "first") . |
| 4453 | " ⋅ " . |
| 4454 | $cgi->a({-href => href(-replay=>1, page=>$page-1), |
| 4455 | -accesskey => "p", -title => "Alt-p"}, "prev"); |
| 4456 | } else { |
| 4457 | $paging_nav .= "first ⋅ prev"; |
| 4458 | } |
| 4459 | |
| 4460 | if ($has_next_link) { |
| 4461 | $paging_nav .= " ⋅ " . |
| 4462 | $cgi->a({-href => href(-replay=>1, page=>$page+1), |
| 4463 | -accesskey => "n", -title => "Alt-n"}, "next"); |
| 4464 | } else { |
| 4465 | $paging_nav .= " ⋅ next"; |
| 4466 | } |
| 4467 | |
| 4468 | return $paging_nav; |
| 4469 | } |
| 4470 | |
| 4471 | ## ...................................................................... |
| 4472 | ## functions printing or outputting HTML: div |
| 4473 | |
| 4474 | sub git_print_header_div { |
| 4475 | my ($action, $title, $hash, $hash_base) = @_; |
| 4476 | my %args = (); |
| 4477 | |
| 4478 | $args{'action'} = $action; |
| 4479 | $args{'hash'} = $hash if $hash; |
| 4480 | $args{'hash_base'} = $hash_base if $hash_base; |
| 4481 | |
| 4482 | print "<div class=\"header\">\n" . |
| 4483 | $cgi->a({-href => href(%args), -class => "title"}, |
| 4484 | $title ? $title : $action) . |
| 4485 | "\n</div>\n"; |
| 4486 | } |
| 4487 | |
| 4488 | sub format_repo_url { |
| 4489 | my ($name, $url) = @_; |
| 4490 | return "<tr class=\"metadata_url\"><td>$name</td><td>$url</td></tr>\n"; |
| 4491 | } |
| 4492 | |
| 4493 | # Group output by placing it in a DIV element and adding a header. |
| 4494 | # Options for start_div() can be provided by passing a hash reference as the |
| 4495 | # first parameter to the function. |
| 4496 | # Options to git_print_header_div() can be provided by passing an array |
| 4497 | # reference. This must follow the options to start_div if they are present. |
| 4498 | # The content can be a scalar, which is output as-is, a scalar reference, which |
| 4499 | # is output after html escaping, an IO handle passed either as *handle or |
| 4500 | # *handle{IO}, or a function reference. In the latter case all following |
| 4501 | # parameters will be taken as argument to the content function call. |
| 4502 | sub git_print_section { |
| 4503 | my ($div_args, $header_args, $content); |
| 4504 | my $arg = shift; |
| 4505 | if (ref($arg) eq 'HASH') { |
| 4506 | $div_args = $arg; |
| 4507 | $arg = shift; |
| 4508 | } |
| 4509 | if (ref($arg) eq 'ARRAY') { |
| 4510 | $header_args = $arg; |
| 4511 | $arg = shift; |
| 4512 | } |
| 4513 | $content = $arg; |
| 4514 | |
| 4515 | print $cgi->start_div($div_args); |
| 4516 | git_print_header_div(@$header_args); |
| 4517 | |
| 4518 | if (ref($content) eq 'CODE') { |
| 4519 | $content->(@_); |
| 4520 | } elsif (ref($content) eq 'SCALAR') { |
| 4521 | print esc_html($$content); |
| 4522 | } elsif (ref($content) eq 'GLOB' or ref($content) eq 'IO::Handle') { |
| 4523 | print <$content>; |
| 4524 | } elsif (!ref($content) && defined($content)) { |
| 4525 | print $content; |
| 4526 | } |
| 4527 | |
| 4528 | print $cgi->end_div; |
| 4529 | } |
| 4530 | |
| 4531 | sub format_timestamp_html { |
| 4532 | my $date = shift; |
| 4533 | my $strtime = $date->{'rfc2822'}; |
| 4534 | |
| 4535 | my (undef, undef, $datetime_class) = |
| 4536 | gitweb_get_feature('javascript-timezone'); |
| 4537 | if ($datetime_class) { |
| 4538 | $strtime = qq!<span class="$datetime_class">$strtime</span>!; |
| 4539 | } |
| 4540 | |
| 4541 | my $localtime_format = '(%02d:%02d %s)'; |
| 4542 | if ($date->{'hour_local'} < 6) { |
| 4543 | $localtime_format = '(<span class="atnight">%02d:%02d</span> %s)'; |
| 4544 | } |
| 4545 | $strtime .= ' ' . |
| 4546 | sprintf($localtime_format, |
| 4547 | $date->{'hour_local'}, $date->{'minute_local'}, $date->{'tz_local'}); |
| 4548 | |
| 4549 | return $strtime; |
| 4550 | } |
| 4551 | |
| 4552 | # Outputs the author name and date in long form |
| 4553 | sub git_print_authorship { |
| 4554 | my $co = shift; |
| 4555 | my %opts = @_; |
| 4556 | my $tag = $opts{-tag} || 'div'; |
| 4557 | my $author = $co->{'author_name'}; |
| 4558 | |
| 4559 | my %ad = parse_date($co->{'author_epoch'}, $co->{'author_tz'}); |
| 4560 | print "<$tag class=\"author_date\">" . |
| 4561 | format_search_author($author, "author", esc_html($author)) . |
| 4562 | " [".format_timestamp_html(\%ad)."]". |
| 4563 | git_get_avatar($co->{'author_email'}, -pad_before => 1) . |
| 4564 | "</$tag>\n"; |
| 4565 | } |
| 4566 | |
| 4567 | # Outputs table rows containing the full author or committer information, |
| 4568 | # in the format expected for 'commit' view (& similar). |
| 4569 | # Parameters are a commit hash reference, followed by the list of people |
| 4570 | # to output information for. If the list is empty it defaults to both |
| 4571 | # author and committer. |
| 4572 | sub git_print_authorship_rows { |
| 4573 | my $co = shift; |
| 4574 | # too bad we can't use @people = @_ || ('author', 'committer') |
| 4575 | my @people = @_; |
| 4576 | @people = ('author', 'committer') unless @people; |
| 4577 | foreach my $who (@people) { |
| 4578 | my %wd = parse_date($co->{"${who}_epoch"}, $co->{"${who}_tz"}); |
| 4579 | print "<tr><td>$who</td><td>" . |
| 4580 | format_search_author($co->{"${who}_name"}, $who, |
| 4581 | esc_html($co->{"${who}_name"})) . " " . |
| 4582 | format_search_author($co->{"${who}_email"}, $who, |
| 4583 | esc_html("<" . $co->{"${who}_email"} . ">")) . |
| 4584 | "</td><td rowspan=\"2\">" . |
| 4585 | git_get_avatar($co->{"${who}_email"}, -size => 'double') . |
| 4586 | "</td></tr>\n" . |
| 4587 | "<tr>" . |
| 4588 | "<td></td><td>" . |
| 4589 | format_timestamp_html(\%wd) . |
| 4590 | "</td>" . |
| 4591 | "</tr>\n"; |
| 4592 | } |
| 4593 | } |
| 4594 | |
| 4595 | sub git_print_page_path { |
| 4596 | my $name = shift; |
| 4597 | my $type = shift; |
| 4598 | my $hb = shift; |
| 4599 | |
| 4600 | |
| 4601 | print "<div class=\"page_path\">"; |
| 4602 | print $cgi->a({-href => href(action=>"tree", hash_base=>$hb), |
| 4603 | -title => 'tree root'}, to_utf8("[$project]")); |
| 4604 | print " / "; |
| 4605 | if (defined $name) { |
| 4606 | my @dirname = split '/', $name; |
| 4607 | my $basename = pop @dirname; |
| 4608 | my $fullname = ''; |
| 4609 | |
| 4610 | foreach my $dir (@dirname) { |
| 4611 | $fullname .= ($fullname ? '/' : '') . $dir; |
| 4612 | print $cgi->a({-href => href(action=>"tree", file_name=>$fullname, |
| 4613 | hash_base=>$hb), |
| 4614 | -title => $fullname}, esc_path($dir)); |
| 4615 | print " / "; |
| 4616 | } |
| 4617 | if (defined $type && $type eq 'blob') { |
| 4618 | print $cgi->a({-href => href(action=>"blob_plain", file_name=>$file_name, |
| 4619 | hash_base=>$hb), |
| 4620 | -title => $name}, esc_path($basename)); |
| 4621 | } elsif (defined $type && $type eq 'tree') { |
| 4622 | print $cgi->a({-href => href(action=>"tree", file_name=>$file_name, |
| 4623 | hash_base=>$hb), |
| 4624 | -title => $name}, esc_path($basename)); |
| 4625 | print " / "; |
| 4626 | } else { |
| 4627 | print esc_path($basename); |
| 4628 | } |
| 4629 | } |
| 4630 | print "<br/></div>\n"; |
| 4631 | } |
| 4632 | |
| 4633 | sub git_print_log { |
| 4634 | my $log = shift; |
| 4635 | my %opts = @_; |
| 4636 | |
| 4637 | if ($opts{'-remove_title'}) { |
| 4638 | # remove title, i.e. first line of log |
| 4639 | shift @$log; |
| 4640 | } |
| 4641 | # remove leading empty lines |
| 4642 | while (defined $log->[0] && $log->[0] eq "") { |
| 4643 | shift @$log; |
| 4644 | } |
| 4645 | |
| 4646 | # print log |
| 4647 | my $skip_blank_line = 0; |
| 4648 | foreach my $line (@$log) { |
| 4649 | if ($line =~ m/^\s*([A-Z][-A-Za-z]*-([Bb]y|[Tt]o)|C[Cc]|(Clos|Fix)es): /) { |
| 4650 | if (! $opts{'-remove_signoff'}) { |
| 4651 | print "<span class=\"signoff\">" . esc_html($line) . "</span><br/>\n"; |
| 4652 | $skip_blank_line = 1; |
| 4653 | } |
| 4654 | next; |
| 4655 | } |
| 4656 | |
| 4657 | if ($line =~ m,\s*([a-z]*link): (https?://\S+),i) { |
| 4658 | if (! $opts{'-remove_signoff'}) { |
| 4659 | print "<span class=\"signoff\">" . esc_html($1) . ": " . |
| 4660 | "<a href=\"" . esc_html($2) . "\">" . esc_html($2) . "</a>" . |
| 4661 | "</span><br/>\n"; |
| 4662 | $skip_blank_line = 1; |
| 4663 | } |
| 4664 | next; |
| 4665 | } |
| 4666 | |
| 4667 | # print only one empty line |
| 4668 | # do not print empty line after signoff |
| 4669 | if ($line eq "") { |
| 4670 | next if ($skip_blank_line); |
| 4671 | $skip_blank_line = 1; |
| 4672 | } else { |
| 4673 | $skip_blank_line = 0; |
| 4674 | } |
| 4675 | |
| 4676 | print format_log_line_html($line) . "<br/>\n"; |
| 4677 | } |
| 4678 | |
| 4679 | if ($opts{'-final_empty_line'}) { |
| 4680 | # end with single empty line |
| 4681 | print "<br/>\n" unless $skip_blank_line; |
| 4682 | } |
| 4683 | } |
| 4684 | |
| 4685 | # return link target (what link points to) |
| 4686 | sub git_get_link_target { |
| 4687 | my $hash = shift; |
| 4688 | my $link_target; |
| 4689 | |
| 4690 | # read link |
| 4691 | open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash |
| 4692 | or return; |
| 4693 | { |
| 4694 | local $/ = undef; |
| 4695 | $link_target = <$fd>; |
| 4696 | } |
| 4697 | close $fd |
| 4698 | or return; |
| 4699 | |
| 4700 | return $link_target; |
| 4701 | } |
| 4702 | |
| 4703 | # given link target, and the directory (basedir) the link is in, |
| 4704 | # return target of link relative to top directory (top tree); |
| 4705 | # return undef if it is not possible (including absolute links). |
| 4706 | sub normalize_link_target { |
| 4707 | my ($link_target, $basedir) = @_; |
| 4708 | |
| 4709 | # absolute symlinks (beginning with '/') cannot be normalized |
| 4710 | return if (substr($link_target, 0, 1) eq '/'); |
| 4711 | |
| 4712 | # normalize link target to path from top (root) tree (dir) |
| 4713 | my $path; |
| 4714 | if ($basedir) { |
| 4715 | $path = $basedir . '/' . $link_target; |
| 4716 | } else { |
| 4717 | # we are in top (root) tree (dir) |
| 4718 | $path = $link_target; |
| 4719 | } |
| 4720 | |
| 4721 | # remove //, /./, and /../ |
| 4722 | my @path_parts; |
| 4723 | foreach my $part (split('/', $path)) { |
| 4724 | # discard '.' and '' |
| 4725 | next if (!$part || $part eq '.'); |
| 4726 | # handle '..' |
| 4727 | if ($part eq '..') { |
| 4728 | if (@path_parts) { |
| 4729 | pop @path_parts; |
| 4730 | } else { |
| 4731 | # link leads outside repository (outside top dir) |
| 4732 | return; |
| 4733 | } |
| 4734 | } else { |
| 4735 | push @path_parts, $part; |
| 4736 | } |
| 4737 | } |
| 4738 | $path = join('/', @path_parts); |
| 4739 | |
| 4740 | return $path; |
| 4741 | } |
| 4742 | |
| 4743 | # print tree entry (row of git_tree), but without encompassing <tr> element |
| 4744 | sub git_print_tree_entry { |
| 4745 | my ($t, $basedir, $hash_base, $have_blame) = @_; |
| 4746 | |
| 4747 | my %base_key = (); |
| 4748 | $base_key{'hash_base'} = $hash_base if defined $hash_base; |
| 4749 | |
| 4750 | # The format of a table row is: mode list link. Where mode is |
| 4751 | # the mode of the entry, list is the name of the entry, an href, |
| 4752 | # and link is the action links of the entry. |
| 4753 | |
| 4754 | print "<td class=\"mode\">" . mode_str($t->{'mode'}) . "</td>\n"; |
| 4755 | if (exists $t->{'size'}) { |
| 4756 | print "<td class=\"size\">$t->{'size'}</td>\n"; |
| 4757 | } |
| 4758 | if ($t->{'type'} eq "blob") { |
| 4759 | print "<td class=\"list\">" . |
| 4760 | $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'}, |
| 4761 | file_name=>"$basedir$t->{'name'}", %base_key), |
| 4762 | -class => "list"}, esc_path($t->{'name'})); |
| 4763 | if (S_ISLNK(oct $t->{'mode'})) { |
| 4764 | my $link_target = git_get_link_target($t->{'hash'}); |
| 4765 | if ($link_target) { |
| 4766 | my $norm_target = normalize_link_target($link_target, $basedir); |
| 4767 | if (defined $norm_target) { |
| 4768 | print " -> " . |
| 4769 | $cgi->a({-href => href(action=>"object", hash_base=>$hash_base, |
| 4770 | file_name=>$norm_target), |
| 4771 | -title => $norm_target}, esc_path($link_target)); |
| 4772 | } else { |
| 4773 | print " -> " . esc_path($link_target); |
| 4774 | } |
| 4775 | } |
| 4776 | } |
| 4777 | print "</td>\n"; |
| 4778 | print "<td class=\"link\">"; |
| 4779 | print $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'}, |
| 4780 | file_name=>"$basedir$t->{'name'}", %base_key)}, |
| 4781 | "blob"); |
| 4782 | if ($have_blame) { |
| 4783 | print " | " . |
| 4784 | $cgi->a({-href => href(action=>"blame", hash=>$t->{'hash'}, |
| 4785 | file_name=>"$basedir$t->{'name'}", %base_key)}, |
| 4786 | "blame"); |
| 4787 | } |
| 4788 | if (defined $hash_base) { |
| 4789 | print " | " . |
| 4790 | $cgi->a({-href => href(action=>"history", hash_base=>$hash_base, |
| 4791 | hash=>$t->{'hash'}, file_name=>"$basedir$t->{'name'}")}, |
| 4792 | "history"); |
| 4793 | } |
| 4794 | print " | " . |
| 4795 | $cgi->a({-href => href(action=>"blob_plain", hash_base=>$hash_base, |
| 4796 | file_name=>"$basedir$t->{'name'}")}, |
| 4797 | "raw"); |
| 4798 | print "</td>\n"; |
| 4799 | |
| 4800 | } elsif ($t->{'type'} eq "tree") { |
| 4801 | print "<td class=\"list\">"; |
| 4802 | print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'}, |
| 4803 | file_name=>"$basedir$t->{'name'}", |
| 4804 | %base_key)}, |
| 4805 | esc_path($t->{'name'})); |
| 4806 | print "</td>\n"; |
| 4807 | print "<td class=\"link\">"; |
| 4808 | print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'}, |
| 4809 | file_name=>"$basedir$t->{'name'}", |
| 4810 | %base_key)}, |
| 4811 | "tree"); |
| 4812 | if (defined $hash_base) { |
| 4813 | print " | " . |
| 4814 | $cgi->a({-href => href(action=>"history", hash_base=>$hash_base, |
| 4815 | file_name=>"$basedir$t->{'name'}")}, |
| 4816 | "history"); |
| 4817 | } |
| 4818 | print "</td>\n"; |
| 4819 | } else { |
| 4820 | # unknown object: we can only present history for it |
| 4821 | # (this includes 'commit' object, i.e. submodule support) |
| 4822 | print "<td class=\"list\">" . |
| 4823 | esc_path($t->{'name'}) . |
| 4824 | "</td>\n"; |
| 4825 | print "<td class=\"link\">"; |
| 4826 | if (defined $hash_base) { |
| 4827 | print $cgi->a({-href => href(action=>"history", |
| 4828 | hash_base=>$hash_base, |
| 4829 | file_name=>"$basedir$t->{'name'}")}, |
| 4830 | "history"); |
| 4831 | } |
| 4832 | print "</td>\n"; |
| 4833 | } |
| 4834 | } |
| 4835 | |
| 4836 | ## ...................................................................... |
| 4837 | ## functions printing large fragments of HTML |
| 4838 | |
| 4839 | # get pre-image filenames for merge (combined) diff |
| 4840 | sub fill_from_file_info { |
| 4841 | my ($diff, @parents) = @_; |
| 4842 | |
| 4843 | $diff->{'from_file'} = [ ]; |
| 4844 | $diff->{'from_file'}[$diff->{'nparents'} - 1] = undef; |
| 4845 | for (my $i = 0; $i < $diff->{'nparents'}; $i++) { |
| 4846 | if ($diff->{'status'}[$i] eq 'R' || |
| 4847 | $diff->{'status'}[$i] eq 'C') { |
| 4848 | $diff->{'from_file'}[$i] = |
| 4849 | git_get_path_by_hash($parents[$i], $diff->{'from_id'}[$i]); |
| 4850 | } |
| 4851 | } |
| 4852 | |
| 4853 | return $diff; |
| 4854 | } |
| 4855 | |
| 4856 | # is current raw difftree line of file deletion |
| 4857 | sub is_deleted { |
| 4858 | my $diffinfo = shift; |
| 4859 | |
| 4860 | return $diffinfo->{'to_id'} eq ('0' x 40) || $diffinfo->{'to_id'} eq ('0' x 64); |
| 4861 | } |
| 4862 | |
| 4863 | # does patch correspond to [previous] difftree raw line |
| 4864 | # $diffinfo - hashref of parsed raw diff format |
| 4865 | # $patchinfo - hashref of parsed patch diff format |
| 4866 | # (the same keys as in $diffinfo) |
| 4867 | sub is_patch_split { |
| 4868 | my ($diffinfo, $patchinfo) = @_; |
| 4869 | |
| 4870 | return defined $diffinfo && defined $patchinfo |
| 4871 | && $diffinfo->{'to_file'} eq $patchinfo->{'to_file'}; |
| 4872 | } |
| 4873 | |
| 4874 | |
| 4875 | sub git_difftree_body { |
| 4876 | my ($difftree, $hash, @parents) = @_; |
| 4877 | my ($parent) = $parents[0]; |
| 4878 | my $have_blame = gitweb_check_feature('blame'); |
| 4879 | print "<div class=\"list_head\">\n"; |
| 4880 | if ($#{$difftree} > 10) { |
| 4881 | print(($#{$difftree} + 1) . " files changed:\n"); |
| 4882 | } |
| 4883 | print "</div>\n"; |
| 4884 | |
| 4885 | print "<table class=\"" . |
| 4886 | (@parents > 1 ? "combined " : "") . |
| 4887 | "diff_tree\">\n"; |
| 4888 | |
| 4889 | # header only for combined diff in 'commitdiff' view |
| 4890 | my $has_header = @$difftree && @parents > 1 && $action eq 'commitdiff'; |
| 4891 | if ($has_header) { |
| 4892 | # table header |
| 4893 | print "<thead><tr>\n" . |
| 4894 | "<th></th><th></th>\n"; # filename, patchN link |
| 4895 | for (my $i = 0; $i < @parents; $i++) { |
| 4896 | my $par = $parents[$i]; |
| 4897 | print "<th>" . |
| 4898 | $cgi->a({-href => href(action=>"commitdiff", |
| 4899 | hash=>$hash, hash_parent=>$par), |
| 4900 | -title => 'commitdiff to parent number ' . |
| 4901 | ($i+1) . ': ' . substr($par,0,7)}, |
| 4902 | $i+1) . |
| 4903 | " </th>\n"; |
| 4904 | } |
| 4905 | print "</tr></thead>\n<tbody>\n"; |
| 4906 | } |
| 4907 | |
| 4908 | my $alternate = 1; |
| 4909 | my $patchno = 0; |
| 4910 | foreach my $line (@{$difftree}) { |
| 4911 | my $diff = parsed_difftree_line($line); |
| 4912 | |
| 4913 | if ($alternate) { |
| 4914 | print "<tr class=\"dark\">\n"; |
| 4915 | } else { |
| 4916 | print "<tr class=\"light\">\n"; |
| 4917 | } |
| 4918 | $alternate ^= 1; |
| 4919 | |
| 4920 | if (exists $diff->{'nparents'}) { # combined diff |
| 4921 | |
| 4922 | fill_from_file_info($diff, @parents) |
| 4923 | unless exists $diff->{'from_file'}; |
| 4924 | |
| 4925 | if (!is_deleted($diff)) { |
| 4926 | # file exists in the result (child) commit |
| 4927 | print "<td>" . |
| 4928 | $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'}, |
| 4929 | file_name=>$diff->{'to_file'}, |
| 4930 | hash_base=>$hash), |
| 4931 | -class => "list"}, esc_path($diff->{'to_file'})) . |
| 4932 | "</td>\n"; |
| 4933 | } else { |
| 4934 | print "<td>" . |
| 4935 | esc_path($diff->{'to_file'}) . |
| 4936 | "</td>\n"; |
| 4937 | } |
| 4938 | |
| 4939 | if ($action eq 'commitdiff') { |
| 4940 | # link to patch |
| 4941 | $patchno++; |
| 4942 | print "<td class=\"link\">" . |
| 4943 | $cgi->a({-href => href(-anchor=>"patch$patchno")}, |
| 4944 | "patch") . |
| 4945 | " | " . |
| 4946 | "</td>\n"; |
| 4947 | } |
| 4948 | |
| 4949 | my $has_history = 0; |
| 4950 | my $not_deleted = 0; |
| 4951 | for (my $i = 0; $i < $diff->{'nparents'}; $i++) { |
| 4952 | my $hash_parent = $parents[$i]; |
| 4953 | my $from_hash = $diff->{'from_id'}[$i]; |
| 4954 | my $from_path = $diff->{'from_file'}[$i]; |
| 4955 | my $status = $diff->{'status'}[$i]; |
| 4956 | |
| 4957 | $has_history ||= ($status ne 'A'); |
| 4958 | $not_deleted ||= ($status ne 'D'); |
| 4959 | |
| 4960 | if ($status eq 'A') { |
| 4961 | print "<td class=\"link\" align=\"right\"> | </td>\n"; |
| 4962 | } elsif ($status eq 'D') { |
| 4963 | print "<td class=\"link\">" . |
| 4964 | $cgi->a({-href => href(action=>"blob", |
| 4965 | hash_base=>$hash, |
| 4966 | hash=>$from_hash, |
| 4967 | file_name=>$from_path)}, |
| 4968 | "blob" . ($i+1)) . |
| 4969 | " | </td>\n"; |
| 4970 | } else { |
| 4971 | if ($diff->{'to_id'} eq $from_hash) { |
| 4972 | print "<td class=\"link nochange\">"; |
| 4973 | } else { |
| 4974 | print "<td class=\"link\">"; |
| 4975 | } |
| 4976 | print $cgi->a({-href => href(action=>"blobdiff", |
| 4977 | hash=>$diff->{'to_id'}, |
| 4978 | hash_parent=>$from_hash, |
| 4979 | hash_base=>$hash, |
| 4980 | hash_parent_base=>$hash_parent, |
| 4981 | file_name=>$diff->{'to_file'}, |
| 4982 | file_parent=>$from_path)}, |
| 4983 | "diff" . ($i+1)) . |
| 4984 | " | </td>\n"; |
| 4985 | } |
| 4986 | } |
| 4987 | |
| 4988 | print "<td class=\"link\">"; |
| 4989 | if ($not_deleted) { |
| 4990 | print $cgi->a({-href => href(action=>"blob", |
| 4991 | hash=>$diff->{'to_id'}, |
| 4992 | file_name=>$diff->{'to_file'}, |
| 4993 | hash_base=>$hash)}, |
| 4994 | "blob"); |
| 4995 | print " | " if ($has_history); |
| 4996 | } |
| 4997 | if ($has_history) { |
| 4998 | print $cgi->a({-href => href(action=>"history", |
| 4999 | file_name=>$diff->{'to_file'}, |
| 5000 | hash_base=>$hash)}, |
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