2 // cil-stringreplacer.cs
5 // Marek Safar <marek.safar@gmail.com>
7 // Copyright (C) 2016 Xamarin Inc (http://www.xamarin.com)
9 // Permission is hereby granted, free of charge, to any person obtaining
10 // a copy of this software and associated documentation files (the
11 // "Software"), to deal in the Software without restriction, including
12 // without limitation the rights to use, copy, modify, merge, publish,
13 // distribute, sublicense, and/or sell copies of the Software, and to
14 // permit persons to whom the Software is furnished to do so, subject to
15 // the following conditions:
17 // The above copyright notice and this permission notice shall be
18 // included in all copies or substantial portions of the Software.
20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
34 using System.Collections.Generic;
40 public bool ShowHelp { get; set; }
41 public bool Verbose { get; set; }
42 public List<string> ResourcesStrings { get; }
46 ResourcesStrings = new List<string> ();
50 public static int Main (string[] args)
52 var options = new CmdOptions ();
54 var p = new OptionSet () {
55 { "r|resourcestrings=", "File with string resource in key=value format",
56 v => options.ResourcesStrings.Add (v) },
57 { "h|help", "Display available options",
58 v => options.ShowHelp = v != null },
59 { "v|verbose", "Use verbose output",
60 v => options.Verbose = v != null },
65 extra = p.Parse (args);
67 catch (OptionException e) {
68 Console.WriteLine (e.Message);
69 Console.WriteLine ("Try 'cil-stringreplacer -help' for more information.");
73 if (options.ShowHelp) {
78 if (extra.Count != 1) {
83 var resourcesStrings = new Dictionary<string, string> ();
84 if (!LoadGetResourceStrings (resourcesStrings, options))
87 RewriteAssembly (extra [0], resourcesStrings, options);
92 static void ShowHelp (OptionSet p)
94 Console.WriteLine ("Usage: cil-stringreplacer [options] assembly");
95 Console.WriteLine ("Rewrites all occurences of string keys with their values from string resource file");
97 Console.WriteLine ("Options:");
98 p.WriteOptionDescriptions (Console.Out);
101 static void RewriteAssembly (string assemblyLocation, Dictionary<string, string> resourcesStrings, CmdOptions options)
103 var readerParameters = new ReaderParameters { ReadSymbols = true, ReadWrite = true };
104 using (var assembly = AssemblyDefinition.ReadAssembly (assemblyLocation, readerParameters)) {
105 foreach (var module in assembly.Modules) {
106 foreach (var type in module.GetTypes ()) {
107 foreach (var method in type.Methods) {
111 foreach (var instr in method.Body.Instructions) {
112 if (instr.OpCode != OpCodes.Ldstr)
116 if (resourcesStrings.TryGetValue ((string)instr.Operand, out value)) {
117 if (options.Verbose) {
118 Console.WriteLine ($"Replacing '{instr.Operand}' with '{value}'");
121 instr.Operand = value;
128 var writerParameters = new WriterParameters { WriteSymbols = true };
129 assembly.Write (writerParameters);
133 static bool LoadGetResourceStrings (Dictionary<string, string> resourcesStrings, CmdOptions options)
135 foreach (var fileName in options.ResourcesStrings) {
136 if (!File.Exists (fileName)) {
137 Console.Error.WriteLine ($"Error reading resource file '{fileName}'");
141 foreach (var l in File.ReadLines (fileName)) {
142 var line = l.Trim ();
143 if (line.Length == 0 || line [0] == '#' || line [0] == ';')
146 var epos = line.IndexOf ('=');
150 var key = line.Substring (0, epos).Trim ();
151 var value = line.Substring (epos + 1).Trim ();
153 resourcesStrings [key] = value;