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('XGETTEXT_OPTIONS', '-n --keyword=wfMsg');
  17
  18 define('LOCALE_OUTPUT_DIR', $IP.'/locale');
  19
  20
  21 if( isset($options['help']) ) { usage(); die(); }
  22 // default output is WikiText
  23 if( !isset($options['lang']) ) { $options['lang'] = ALL_LANGUAGES; }
  24
  25 function usage() {
  26 print <<<END
  27 Usage: php lang2po.php [--help] [--lang=<langcode>] [--stdout]
  28   --help: this message.
  29   --lang: a lang code you want to generate a .po for (default: all languages).
  30
  31 END;
  32 }
  33
  34
  35 /**
  36  * generate and write a file in .po format.
  37  *
  38  * @param string $langcode Code of a language it will process.
  39  * @param array &$messages Array containing the various messages.
  40  * @return string Filename where stuff got saved or false.
  41  */
  42 function generatePo($langcode, &$messages) {
  43         $data = ''; // TODO a .po header ?
  44
  45         // Generate .po entries
  46         foreach($messages as $identifier => $content) {
  47                 $data .= "msgid \"$identifier\"\n";
  48
  49                 // Double quotes escaped for $content:
  50                 $tmp = 'msgstr "'.str_replace('"', '\"', $content)."\"";
  51                 // New line should end with "\n not \n
  52                 $data .= str_replace("\n", "\"\n\"", $tmp);
  53                 $data .= "\n\n";
  54         }
  55
  56         // Write the content to a file in locale/XX/messages.po
  57         $dir = LOCALE_OUTPUT_DIR.'/'.$langcode;
  58         if( !is_dir($dir) ) { mkdir( $dir, 0770 ); }
  59         $filename = $dir.'/fromlanguagefile.po';
  60
  61         $file = fopen( $filename , 'wb' );
  62         if( fwrite( $file, $data ) ) {
  63                 fclose( $file );
  64                 return $filename;
  65         } else {
  66                 fclose( $file );
  67                 return false;
  68         }
  69 }
  70
  71 $langTool = new languages();
  72
  73 // Do all languages
  74 foreach ( $langTool->getList() as $langcode) {
  75         echo "Loading messages for $langcode:\t";
  76         require_once( 'languages/Language' . $langcode . '.php' );
  77         $arr = 'wgAllMessages'.$langcode;
  78         if(!@is_array($$arr)) {
  79                 echo "NONE FOUND\n";
  80         } else {
  81                 echo "ok\n";
  82                 if( ! generatePo($langcode, $$arr) ) {
  83                         echo "ERROR: Failed to wrote file.\n";
  84                 }
  85         }
  86 }
  87
  88 // Generate a default .po based source tree
  89 echo "Getting 'gettext' default messages from sources\n";
  90 exec( XGETTEXT_BIN
  91   .' '.XGETTEXT_OPTIONS
  92   .' -o '.$IP.'/locale/wfMsg.po'
  93   .' '.$IP.'/includes/*php'
  94   );
  95
  96
  97 ?>