@joebigelow / wix-1
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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.Data
4 {
5 using System;
6
7 public static class IntermediateFieldValueExtensions
8 {
9 public static bool AsBool(this IntermediateFieldValue value)
10 {
11 if (value.Data is bool b)
12 {
13 return b;
14 }
15 else if (value.Data is int n)
16 {
17 return n != 0;
18 }
19 else if (value.Data is long l)
20 {
21 return l != 0;
22 }
23 else if (value.Data is string s)
24 {
25 if (s.Equals("yes", StringComparison.OrdinalIgnoreCase) || s.Equals("true", StringComparison.OrdinalIgnoreCase))
26 {
27 return true;
28 }
29 else if (s.Equals("no", StringComparison.OrdinalIgnoreCase) || s.Equals("false", StringComparison.OrdinalIgnoreCase))
30 {
31 return false;
32 }
33 }
34
35 return (bool)value.Data;
36 }
37
38 public static bool? AsNullableBool(this IntermediateFieldValue value)
39 {
40 if (value?.Data == null)
41 {
42 return null;
43 }
44
45 return value.AsBool();
46 }
47
48 public static long AsLargeNumber(this IntermediateFieldValue value)
49 {
50 if (value.Data is long l)
51 {
52 return l;
53 }
54 else if (value.Data is int n)
55 {
56 return n;
57 }
58 else if (value.Data is bool b)
59 {
60 return b ? 1 : 0;
61 }
62 else if (value.Data is string s)
63 {
64 try
65 {
66 return Convert.ToInt32(s);
67 }
68 catch (FormatException)
69 {
70 throw new WixException(ErrorMessages.UnableToConvertFieldToNumber(s));
71 }
72 }
73
74 return (long)value.Data;
75 }
76
77 public static long? AsNullableLargeNumber(this IntermediateFieldValue value)
78 {
79 if (value?.Data == null)
80 {
81 return null;
82 }
83
84 return value.AsLargeNumber();
85 }
86
87 public static int AsNumber(this IntermediateFieldValue value)
88 {
89 if (value.Data is int n)
90 {
91 return n;
92 }
93 else if (value.Data is long l)
94 {
95 return (int)l;
96 }
97 else if (value.Data is bool b)
98 {
99 return b ? 1 : 0;
100 }
101 else if (value.Data is string s)
102 {
103 try
104 {
105 return Convert.ToInt32(s);
106 }
107 catch (FormatException)
108 {
109 throw new WixException(ErrorMessages.UnableToConvertFieldToNumber(s));
110 }
111 }
112
113 return (int)value.Data;
114 }
115
116 public static int? AsNullableNumber(this IntermediateFieldValue value)
117 {
118 if (value?.Data == null)
119 {
120 return null;
121 }
122
123 return value.AsNumber();
124 }
125
126 public static IntermediateFieldPathValue AsPath(this IntermediateFieldValue value)
127 {
128 return (IntermediateFieldPathValue)value?.Data;
129 }
130
131 public static string AsString(this IntermediateFieldValue value)
132 {
133 if (value?.Data == null)
134 {
135 return null;
136 }
137 else if (value.Data is string s)
138 {
139 return s;
140 }
141 else if (value.Data is int n)
142 {
143 return n.ToString();
144 }
145 else if (value.Data is long l)
146 {
147 return l.ToString();
148 }
149 else if (value.Data is bool b)
150 {
151 return b ? "true" : "false";
152 }
153 else if (value.Data is IntermediateFieldPathValue p)
154 {
155 return p.Path;
156 }
157
158 return (string)value.Data;
159 }
160 }
161 }