@joebigelow / wix
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1 // Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
2
3 namespace WixToolset.UI
4 {
5 using System;
6 using System.Collections.Generic;
7 using System.Xml.Linq;
8 using WixToolset.Data;
9 using WixToolset.Data.Symbols;
10 using WixToolset.Extensibility;
11
12 /// <summary>
13 /// The decompiler for the WiX Toolset UI Extension.
14 /// </summary>
15 public sealed class UICompiler : BaseCompilerExtension
16 {
17 public override XNamespace Namespace => "http://wixtoolset.org/schemas/v4/wxs/ui";
18
19 /// <summary>
20 /// Processes an element for the Compiler.
21 /// </summary>
22 /// <param name="sourceLineNumbers">Source line number for the parent element.</param>
23 /// <param name="parentElement">Parent element of element to process.</param>
24 /// <param name="element">Element to process.</param>
25 /// <param name="contextValues">Extra information about the context in which this element is being parsed.</param>
26 public override void ParseElement(Intermediate intermediate, IntermediateSection section, XElement parentElement, XElement element, IDictionary<string, string> context)
27 {
28 switch (parentElement.Name.LocalName)
29 {
30 case "Fragment":
31 case "Module":
32 case "PatchFamily":
33 case "Package":
34 case "UI":
35 switch (element.Name.LocalName)
36 {
37 case "WixUI":
38 this.ParseWixUIElement(intermediate, section, element);
39 break;
40 default:
41 this.ParseHelper.UnexpectedElement(parentElement, element);
42 break;
43 }
44 break;
45 default:
46 this.ParseHelper.UnexpectedElement(parentElement, element);
47 break;
48 }
49 }
50
51 /// <summary>
52 /// Parses a WixUI element.
53 /// </summary>
54 private void ParseWixUIElement(Intermediate intermediate, IntermediateSection section, XElement element)
55 {
56 var sourceLineNumbers = this.ParseHelper.GetSourceLineNumbers(element);
57 string id = null;
58 string installDirectory = null;
59 YesNoType extendedPathValidation = YesNoType.No;
60
61 foreach (var attrib in element.Attributes())
62 {
63 if (String.IsNullOrEmpty(attrib.Name.NamespaceName) || this.Namespace == attrib.Name.Namespace)
64 {
65 switch (attrib.Name.LocalName)
66 {
67 case "Id":
68 id = this.ParseHelper.GetAttributeIdentifierValue(sourceLineNumbers, attrib);
69 break;
70 case "InstallDirectory":
71 installDirectory = this.ParseHelper.GetAttributeIdentifierValue(sourceLineNumbers, attrib);
72 break;
73 case "ExtendedPathValidation":
74 extendedPathValidation = this.ParseHelper.GetAttributeYesNoValue(sourceLineNumbers, attrib);
75 break;
76 default:
77 this.ParseHelper.UnexpectedAttribute(element, attrib);
78 break;
79 }
80 }
81 else
82 {
83 this.ParseHelper.ParseExtensionAttribute(this.Context.Extensions, intermediate, section, element, attrib);
84 }
85 }
86
87 if (null == id)
88 {
89 this.Messaging.Write(ErrorMessages.ExpectedAttribute(sourceLineNumbers, element.Name.LocalName, "Id"));
90 }
91 else
92 {
93 var platform = this.Context.Platform == Platform.ARM64 ? "A64" : this.Context.Platform.ToString();
94
95 if (extendedPathValidation == YesNoType.No)
96 {
97 this.ParseHelper.CreateSimpleReference(section, sourceLineNumbers, SymbolDefinitions.WixUI, $"{id}_{platform}");
98 }
99 else
100 {
101 this.ParseHelper.CreateSimpleReference(section, sourceLineNumbers, SymbolDefinitions.WixUI, $"{id}_ExtendedPathValidation_{platform}");
102 }
103
104 if (installDirectory != null)
105 {
106 section.AddSymbol(new PropertySymbol(sourceLineNumbers, new Identifier(AccessModifier.Global, "WIXUI_INSTALLDIR"))
107 {
108 Value = installDirectory
109 });
110 }
111 }
112
113 this.ParseHelper.ParseForExtensionElements(this.Context.Extensions, intermediate, section, element);
114 }
115 }
116 }