maintenance/lang2po.php

   1 <?php
   2 /**
   3  * Convert Language files to .po files !
   4  *
   5  * Todo:
   6  *   - generate .po header
   7  *   - fix escaping of \
   8  */
   9
  10 /** This is a command line script */
  11 require_once('commandLine.inc');
  12 require_once('languages.inc');
  13
  14 define('ALL_LANGUAGES',    true);
  15 define('XGETTEXT_BIN',     'xgettext');
  16 define('MSGINIT_BIN',      'msginit');
  17 define('XGETTEXT_OPTIONS', '-n --keyword=wfMsg ');
  18
  19 define('LOCALE_OUTPUT_DIR', $IP.'/locale');
  20
  21
  22 if( isset($options['help']) ) { usage(); die(); }
  23 // default output is WikiText
  24 if( !isset($options['lang']) ) { $options['lang'] = ALL_LANGUAGES; }
  25
  26 function usage() {
  27 print <<<END
  28 Usage: php lang2po.php [--help] [--lang=<langcode>] [--stdout]
  29   --help: this message.
  30   --lang: a lang code you want to generate a .po for (default: all languages).
  31
  32 END;
  33 }
  34
  35
  36 /**
  37  * Return a dummy header for later edition.
  38  * @return string A dummy header
  39  */
  40 function poHeader() {
  41 return
  42 '# SOME DESCRIPTIVE TITLE.
  43 # Copyright (C) 2005 MediaWiki
  44 # This file is distributed under the same license as the MediaWiki package.
  45 # FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
  46 #
  47 #, fuzzy
  48 msgid ""
  49 msgstr ""
  50 "Project-Id-Version: PACKAGE VERSION\n"
  51 "Report-Msgid-Bugs-To: bugzilllaaaaa\n"
  52 "POT-Creation-Date: 2005-08-16 20:13+0200\n"
  53 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
  54 "Last-Translator: VARIOUS <nobody>\n"
  55 "Language-Team: LANGUAGE <nobody>\n"
  56 "MIME-Version: 1.0\n"
  57 "Content-Type: text/plain; charset=UTF-8\n"
  58 "Content-Transfer-Encoding: 8bit\n"
  59 ';
  60 }
  61
  62 /**
  63  * generate and write a file in .po format.
  64  *
  65  * @param string $langcode Code of a language it will process.
  66  * @param array &$messages Array containing the various messages.
  67  * @return string Filename where stuff got saved or false.
  68  */
  69 function generatePo($langcode, &$messages) {
  70         $data = poHeader();
  71
  72         // Generate .po entries
  73         foreach($messages as $identifier => $content) {
  74                 $data .= "msgid \"$identifier\"\n";
  75
  76                 // Escape backslashes
  77                 $tmp = str_replace('\\', '\\\\', $content);
  78                 // Escape doublelquotes
  79                 $tmp = preg_replace( "/(?<!\\\\)\"/", '\"', $tmp);
  80                 // Rewrite multilines to gettext format
  81                 $tmp = str_replace("\n", "\"\n\"", $tmp);
  82
  83                 $data .= 'msgstr "'. $tmp . "\"\n\n";
  84         }
  85
  86         // Write the content to a file in locale/XX/messages.po
  87         $dir = LOCALE_OUTPUT_DIR.'/'.$langcode;
  88         if( !is_dir($dir) ) { mkdir( $dir, 0770 ); }
  89         $filename = $dir.'/fromlanguagefile.po';
  90
  91         $file = fopen( $filename , 'wb' );
  92         if( fwrite( $file, $data ) ) {
  93                 fclose( $file );
  94                 return $filename;
  95         } else {
  96                 fclose( $file );
  97                 return false;
  98         }
  99 }
 100
 101
 102 // Generate a template .pot based on source tree
 103 echo "Getting 'gettext' default messages from sources\n";
 104 exec( XGETTEXT_BIN
 105   .' '.XGETTEXT_OPTIONS
 106   .' -o '.$IP.'/locale/wfMsg.pot'
 107   .' '.$IP.'/includes/*php'
 108   );
 109
 110
 111 $langTool = new languages();
 112
 113 // Do all languages
 114 foreach ( $langTool->getList() as $langcode) {
 115         echo "Loading messages for $langcode:\t";
 116         require_once( 'languages/Language' . $langcode . '.php' );
 117         $arr = 'wgAllMessages'.$langcode;
 118         if(!@is_array($$arr)) {
 119                 echo "NONE FOUND\n";
 120         } else {
 121                 echo "ok\n";
 122                 if( ! generatePo($langcode, $$arr) ) {
 123                         echo "ERROR: Failed to wrote file.\n";
 124                 }
 125         }
 126 }
 127 ?>