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Current File : /var/www/element/data/www/wiki.element.ru/maintenance/language/lang2po.php

<?php
/**
 * Convert Language files to .po files !
 *
 * Todo:
 *   - generate .po header
 *   - fix escaping of \
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 * http://www.gnu.org/copyleft/gpl.html
 *
 * @ingroup MaintenanceLanguage
 */

/** This is a command line script */
require_once( dirname( __FILE__ ) . '/../Maintenance.php' );
require_once( dirname( __FILE__ ) . '/languages.inc' );

define( 'ALL_LANGUAGES',    true );
define( 'XGETTEXT_BIN',     'xgettext' );
define( 'MSGMERGE_BIN',     'msgmerge' );

// used to generate the .pot
define( 'XGETTEXT_OPTIONS', '-n --keyword=wfMsg --keyword=wfMsgForContent --keyword=wfMsgHtml --keyword=wfMsgWikiHtml ' );
define( 'MSGMERGE_OPTIONS', ' -v ' );

define( 'LOCALE_OUTPUT_DIR', $IP . '/locale' );

class Lang2Po extends Maintenance {
	public function __construct() {
		parent::__construct();
		$this->mDescription = "";
		$this->addOption( 'lang', 'a lang code you want to generate a .po for (default: all langs)', false, true );
	}

	public function execute() {
		// Generate a template .pot based on source tree
		$this->output( "Getting 'gettext' default messages from sources:" );
		$this->generatePot();
		$this->output( "done.\n" );


		$langTool = new languages();
		if ( $this->getOption( 'lang', ALL_LANGUAGES ) === ALL_LANGUAGES ) {
			$codes = $langTool->getLanguages();
		} else {
			$codes = array( $this->getOption( 'lang' ) );
		}

		// Do all languages
		foreach ( $codes as $langcode ) {
			$this->output( "Loading messages for $langcode:\n" );
			if ( !$this->generatePo( $langcode, $langTool->getMessages( $langcode ) ) ) {
				$this->error( "ERROR: Failed to write file." );
			} else {
				$this->output( "Applying template:" );
				$this->applyPot( $langcode );
			}
		}
	}

	/**
	 * Return a dummy header for later edition.
	 *
	 * @return String: a dummy header
	 */
	private function poHeader() {
		return '# SOME DESCRIPTIVE TITLE.
# Copyright (C) 2005 MediaWiki
# This file is distributed under the same license as the MediaWiki package.
# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
#
#, fuzzy
msgid ""
msgstr ""
"Project-Id-Version: PACKAGE VERSION\n"
"Report-Msgid-Bugs-To: bugzilllaaaaa\n"
"POT-Creation-Date: 2005-08-16 20:13+0200\n"
"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
"Last-Translator: VARIOUS <nobody>\n"
"Language-Team: LANGUAGE <nobody>\n"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=UTF-8\n"
"Content-Transfer-Encoding: 8bit\n"
';
	}

	/**
	 * generate and write a file in .po format.
	 *
	 * @param $langcode String: code of a language it will process.
	 * @param $messages Array containing the various messages.
	 * @return string Filename where stuff got saved or false.
	 */
	private function generatePo( $langcode, $messages ) {
		$data = $this->poHeader();

		// Generate .po entries
		foreach ( $messages['all'] as $identifier => $content ) {
			$data .= "msgid \"$identifier\"\n";

			// Escape backslashes
			$tmp = str_replace( '\\', '\\\\', $content );
			// Escape doublelquotes
			$tmp = preg_replace( "/(?<!\\\\)\"/", '\"', $tmp );
			// Rewrite multilines to gettext format
			$tmp = str_replace( "\n", "\"\n\"", $tmp );

			$data .= 'msgstr "' . $tmp . "\"\n\n";
		}

		// Write the content to a file in locale/XX/messages.po
		$dir = LOCALE_OUTPUT_DIR . '/' . $langcode;
		if ( !is_dir( $dir ) ) { mkdir( $dir, 0770 ); }
		$filename = $dir . '/fromlanguagefile.po';
	
		$file = fopen( $filename , 'wb' );
		if ( fwrite( $file, $data ) ) {
			fclose( $file );
			return $filename;
		} else {
			fclose( $file );
			return false;
		}
	}

	private function generatePot() {
		global $IP;
		$curdir = getcwd();
		chdir( $IP );
		exec( XGETTEXT_BIN
		  . ' ' . XGETTEXT_OPTIONS
		  . ' -o ' . LOCALE_OUTPUT_DIR . '/wfMsg.pot'
		  . ' includes/*php'
		  );
		chdir( $curdir );
	}
	
	private function applyPot( $langcode ) {
		$langdir = LOCALE_OUTPUT_DIR . '/' . $langcode;
	
		$from = $langdir . '/fromlanguagefile.po';
		$pot = LOCALE_OUTPUT_DIR . '/wfMsg.pot';
		$dest = $langdir . '/messages.po';
	
		// Merge template and generate file to get final .po
		exec( MSGMERGE_BIN . MSGMERGE_OPTIONS . " $from $pot -o $dest " );
		// delete no more needed file
		//	unlink($from);
	}
}

$maintClass = "Lang2Po";
require_once( RUN_MAINTENANCE_IF_MAIN );