lib/paintweb/ext/moodle/gen_moodlelang.php

   1 <?php
   2 /*
   3  * Copyright (C) 2009 Mihai Şucan
   4  *
   5  * This file is part of PaintWeb.
   6  *
   7  * PaintWeb is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation, either version 3 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * PaintWeb is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with PaintWeb.  If not, see <http://www.gnu.org/licenses/>.
  19  *
  20  * $URL: http://code.google.com/p/paintweb $
  21  * $Date: 2009-08-10 20:41:45 +0300 $
  22  */
  23
  24 // This script allows you to convert PaintWeb JSON language files into Moodle
  25 // PHP language files.
  26
  27 // In a typical setup, Moodle holds PaintWeb in lib/paintweb.
  28
  29 // If you execute this script without any arguments, all the PaintWeb language
  30 // files will be converted into Moodle PHP language files.
  31 //
  32 // Optionally, you can give this script one argument, to tell it which language
  33 // you want to convert. This allows you to convert one language file, instead of
  34 // all at once.
  35
  36 // Warning: running this script will overwrite "paintweb.php" in your Moodle
  37 // lang/*/ folders.
  38
  39 // This script works with Moodle 1.9 and Moodle 2.0.
  40
  41 $paintweblangdir = '../../build/lang';
  42 $moodlelangdir = '../../../../lang';
  43 $moodlelangfile = 'paintweb.php';
  44
  45 if (!is_dir($paintweblangdir)) {
  46     echo "The PaintWeb folder could not be found: $paintweblangdir\n";
  47     return 1;
  48 }
  49
  50 if (!is_dir($moodlelangdir)) {
  51     echo "The Moodle folder could not be found: $moodlelangdir\n";
  52     return 1;
  53 }
  54
  55 if (isset($_SERVER['argv'][1])) {
  56     $file = $_SERVER['argv'][1] . '.json';
  57
  58     if (!file_exists($paintweblangdir . '/' . $file)) {
  59         echo "The PaintWeb language file was not found: $paintweblangdir/$file\n";
  60         return 1;
  61     }
  62
  63     paintweb_convert_json_file($file);
  64
  65     return 0;
  66 }
  67
  68 $files = glob($paintweblangdir . '/*.json');
  69 foreach($files as $file) {
  70     paintweb_convert_json_file($file);
  71 }
  72
  73 /**
  74  * Convert a PaintWeb JSON language file to a Moodle PHP language file.
  75  *
  76  * @param string $file The file you want to convert.
  77  * @return boolean True if the operation executed successfully, or false
  78  * otherwise.
  79  */
  80 function paintweb_convert_json_file($file) {
  81     global $moodlelangdir, $moodlelangfile, $paintweblangdir;
  82
  83     $lang = basename($file, '.json');
  84
  85     $outputfolder = $moodlelangdir . '/' . ($lang === 'en' ? 'en_utf8' : $lang);
  86
  87     if (!is_dir($outputfolder)) {
  88         echo "Skipping $file because $outputfolder was not found.\n";
  89         return false;
  90     }
  91
  92     $langparsed = file_get_contents($paintweblangdir . '/' . $file);
  93     $langparsed = preg_replace(array('/\s*\/\*.+?\*\//ms', '/\s*\\/\\/.+/'), '', $langparsed);
  94
  95     $langparsed = json_decode($langparsed, true);
  96     if (!$langparsed) {
  97         echo "Parsing $file failed. \n";
  98         return false;
  99     }
 100
 101     $output = "<?php\n". paintweb_json2php($langparsed);
 102
 103     if (file_put_contents($outputfolder . '/' . $moodlelangfile, $output)) {
 104         echo "Generated $outputfolder/$moodlelangfile\n";
 105     } else {
 106         echo "Failed to write $outputfolder/$moodlelangfile\n";
 107     }
 108
 109     return true;
 110 }
 111
 112 /**
 113  * Convert a PaintWeb JSON object parsed from a language file, to a Moodle PHP
 114  * language file.
 115  *
 116  * @param array $obj The array object returned by json_decode().
 117  * @param string $prefix The accumulated language group.
 118  * @return string The Moodle PHP language file.
 119  */
 120 function paintweb_json2php($obj, $prefix='') {
 121     $result = '';
 122
 123     foreach ($obj as $key => $val) {
 124         if (is_array($val)) {
 125             $result .= paintweb_json2php($val, $prefix . $key . ':');
 126         } else {
 127             $key = var_export($prefix . $key, true);
 128             $val = var_export($val, true);
 129             $result .= "\$string[$key] = $val;\n";
 130         }
 131     }
 132
 133     return $result;
 134 }
 135
 136 // vim:set spell spl=en fo=tanqrowcb tw=80 ts=4 sw=4 sts=4 sta et noai nocin fenc=utf-8 ff=unix:
 137