1/* GNU gettext for C#
2 * Copyright (C) 2003 Free Software Foundation, Inc.
3 * Written by Bruno Haible <bruno@clisp.org>, 2003.
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2, or (at your option)
8 * any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 */
19
20/*
21 * This program creates a .resources file from a set of key/value pairs given
22 * on standard input.
23 */
24
25using System; /* String, Console, Exception */
26using System.IO; /* Stream, BufferedStream, StreamReader */
27using System.Text; /* StringBuilder, UTF8Encoding */
28using System.Resources; /* ResourceWriter */
29
30namespace GNU.Gettext {
31  public class WriteResource {
32    private StreamReader reader;
33    // Read a NUL-terminated UTF-8 encoded string.
34    private String ReadString () {
35      StringBuilder b = new StringBuilder();
36      for (;;) {
37        int c = reader.Read();
38        if (c < 0) // EOF?
39          return null;
40        if (c == 0) // End of String?
41          break;
42        b.Append((char)c);
43      }
44      return b.ToString();
45    }
46    // Read all msgid/msgstr pairs, register them in the ResourceWriter,
47    // and write the binary contents to the output stream.
48    private void ReadAllInput (ResourceWriter rw) {
49      for (;;) {
50        String msgid = ReadString();
51        if (msgid == null)
52          break;
53        String msgstr = ReadString();
54        if (msgstr == null)
55          break;
56        rw.AddResource(msgid, msgstr);
57      }
58      rw.Generate();
59    }
60    // Read all msgid/msgstr pairs (each string being NUL-terminated and
61    // UTF-8 encoded) and write the .resources file to the given filename.
62    WriteResource (String filename) {
63      Stream input = new BufferedStream(Console.OpenStandardInput());
64      reader = new StreamReader(input, new UTF8Encoding());
65      if (filename.Equals("-")) {
66        BufferedStream output = new BufferedStream(Console.OpenStandardOutput());
67        // A temporary output stream is needed because ResourceWriter.Generate
68        // expects to be able to seek in the Stream.
69        MemoryStream tmpoutput = new MemoryStream();
70        ResourceWriter rw = new ResourceWriter(tmpoutput);
71        ReadAllInput(rw);
72#if __CSCC__
73        // Use the ResourceReader to check against pnet-0.6.0 ResourceWriter
74        // bug.
75        try {
76          ResourceReader rr = new ResourceReader(new MemoryStream(tmpoutput.ToArray()));
77          foreach (System.Collections.DictionaryEntry entry in rr);
78        } catch (IOException e) {
79          throw new Exception("class ResourceWriter is buggy", e);
80        }
81#endif
82        tmpoutput.WriteTo(output);
83        rw.Close();
84        output.Close();
85      } else {
86#if __CSCC__
87        MemoryStream tmpoutput = new MemoryStream();
88        ResourceWriter rw = new ResourceWriter(tmpoutput);
89        ReadAllInput(rw);
90        // Use the ResourceReader to check against pnet-0.6.0 ResourceWriter
91        // bug.
92        try {
93          ResourceReader rr = new ResourceReader(new MemoryStream(tmpoutput.ToArray()));
94          foreach (System.Collections.DictionaryEntry entry in rr);
95        } catch (IOException e) {
96          throw new Exception("class ResourceWriter is buggy", e);
97        }
98        BufferedStream output = new BufferedStream(new FileStream(filename, FileMode.Create, FileAccess.Write));
99        tmpoutput.WriteTo(output);
100        rw.Close();
101        output.Close();
102#else
103        ResourceWriter rw = new ResourceWriter(filename);
104        ReadAllInput(rw);
105        rw.Close();
106#endif
107      }
108    }
109    public static int Main (String[] args) {
110      try {
111        new WriteResource(args[0]);
112      } catch (Exception e) {
113        Console.Error.WriteLine(e);
114        Console.Error.WriteLine(e.StackTrace);
115        return 1;
116      }
117      return 0;
118    }
119  }
120}
121