inc/language-functions.php

   1 <?php
   2 /************************************************************************
   3  * Mailer v0.2.1-FINAL                                Start: 08/25/2003 *
   4  * ===================                          Last change: 11/29/2005 *
   5  *                                                                      *
   6  * -------------------------------------------------------------------- *
   7  * File              : language-functions.php                           *
   8  * -------------------------------------------------------------------- *
   9  * Short description : Language functions                               *
  10  * -------------------------------------------------------------------- *
  11  * Kurzbeschreibung  : Sprachfunktionen                                 *
  12  * -------------------------------------------------------------------- *
  13  * $Revision::                                                        $ *
  14  * $Date::                                                            $ *
  15  * $Tag:: 0.2.1-FINAL                                                 $ *
  16  * $Author::                                                          $ *
  17  * -------------------------------------------------------------------- *
  18  * Copyright (c) 2003 - 2009 by Roland Haeder                           *
  19  * Copyright (c) 2009 - 2011 by Mailer Developer Team                   *
  20  * For more information visit: http://www.mxchange.org                  *
  21  *                                                                      *
  22  * This program is free software; you can redistribute it and/or modify *
  23  * it under the terms of the GNU General Public License as published by *
  24  * the Free Software Foundation; either version 2 of the License, or    *
  25  * (at your option) any later version.                                  *
  26  *                                                                      *
  27  * This program is distributed in the hope that it will be useful,      *
  28  * but WITHOUT ANY WARRANTY; without even the implied warranty of       *
  29  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
  30  * GNU General Public License for more details.                         *
  31  *                                                                      *
  32  * You should have received a copy of the GNU General Public License    *
  33  * along with this program; if not, write to the Free Software          *
  34  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,               *
  35  * MA  02110-1301  USA                                                  *
  36  ************************************************************************/
  37
  38 // Some security stuff...
  39 if (!defined('__SECURITY')) {
  40         die();
  41 } // END - if
  42
  43 // "Getter" for language strings
  44 // @TODO Rewrite all language constants to this function.
  45 function getMessage ($messageId) {
  46         // Default is not found
  47         $return = '!' . $messageId . '!';
  48
  49         // Is the language string found?
  50         if (isMessageIdValid($messageId)) {
  51                 // Language array element found in small_letters
  52                 $return = $GLOBALS['messages'][getCurrentLanguage()][$messageId];
  53         } else {
  54                 // Missing language constant
  55                 logDebugMessage(__FUNCTION__, __LINE__, sprintf("Missing message string %s detected.", $messageId));
  56         }
  57
  58         // Return the string
  59         return $return;
  60 }
  61
  62 // Getter for message string as a mask
  63 function getMaskedMessage ($messageId, $data) {
  64         // Construct message
  65         $message = sprintf(getMessage($messageId), $data);
  66
  67         // Return it
  68         return $message;
  69 }
  70
  71 // Init messages
  72 function initMessages () {
  73         //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'getLanguage()=' . getLanguage());
  74         $GLOBALS['messages'][getLanguage()] = array();
  75 }
  76
  77 // Add messages
  78 function addMessages ($messages) {
  79         // Cache current language
  80         $currentLanguage = getCurrentLanguage();
  81         //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'currentLanguage=' . $currentLanguage);
  82
  83         // Merge both
  84         $GLOBALS['messages'][$currentLanguage] = merge_array($GLOBALS['messages'][$currentLanguage], $messages);
  85
  86         // Don't count them if we don't want it
  87         if (isset($GLOBALS['count'])) {
  88                 return;
  89         } // END - if
  90
  91         // And count them
  92         if (isset($GLOBALS['msg_count'][$currentLanguage])) {
  93                 $GLOBALS['msg_count'][$currentLanguage] += count($messages);
  94         } else {
  95                 $GLOBALS['msg_count'][$currentLanguage] = count($messages);
  96         }
  97 }
  98
  99 // Checks wether given message id is valid
 100 function isMessageIdValid ($messageId) {
 101         return (isset($GLOBALS['messages'][getCurrentLanguage()][$messageId]));
 102 }
 103
 104 // Getter for current language
 105 function getCurrentLanguage () {
 106         return $GLOBALS['language'];
 107 }
 108
 109 // Setter for current language
 110 function setCurrentLanguage ($language) {
 111         $GLOBALS['language'] = (string) $language;
 112 }
 113
 114 // "Getter" for language
 115 function getLanguage () {
 116         // Do we have cache?
 117         if (!isset($GLOBALS['language'])) {
 118                 // Default is 'de'. DO NOT CHANGE THIS!!!
 119                 $ret = 'de';
 120
 121                 // Set default return value to default language from config
 122                 if (isConfigEntrySet('DEFAULT_LANG')) {
 123                         $ret = getDefaultLanguage();
 124                 } // END - if
 125
 126                 // Is the variable set
 127                 if (isGetRequestParameterSet('mx_lang')) {
 128                         // Accept only first 2 chars
 129                         $ret = substr(getRequestParameter('mx_lang'), 0, 2);
 130                 } elseif (isset($GLOBALS['language'])) {
 131                         // Use cached
 132                         $ret = getCurrentLanguage();
 133                 } elseif (isSessionVariableSet('mx_lang')) {
 134                         // Return stored value from cookie
 135                         $ret = getSession('mx_lang');
 136
 137                         // Fixes a warning before the session has the mx_lang constant
 138                         if (empty($ret)) {
 139                                 $ret = getDefaultLanguage();
 140                         } // END - if
 141                 }
 142
 143                 // Cache entry
 144                 setCurrentLanguage($ret);
 145         } // END - if
 146
 147         // Return cached value
 148         return getCurrentLanguage();
 149 }
 150
 151 // "Setter" for language
 152 function setLanguage ($lang) {
 153         // Accept only first 2 chars and still secure them
 154         $lang = substr(secureString($lang), 0, 2);
 155
 156         // Set cookie
 157         setSession('mx_lang', $lang);
 158 }
 159
 160 // Checks wether a language file is there for optional extension
 161 function isLanguageIncludeReadable ($ext_name = 'none') {
 162         // Do we have array element?
 163         if (!isset($GLOBALS['lang_inc'][$ext_name])) {
 164                 // Generate filename
 165                 if ($ext_name == 'none') {
 166                         // Generic
 167                         $languageInclude = sprintf("inc/language/%s.php", getLanguage());
 168                 } else {
 169                         // Extension's language file
 170                         $languageInclude = sprintf("inc/language/%s_%s.php", $ext_name, getLanguage());
 171                 }
 172
 173                 // Look for file if no extension name is provided
 174                 $GLOBALS['lang_inc'][$ext_name] = isIncludeReadable($languageInclude);
 175                 //* DEBUG: */ debugOutput(__FUNCTION__.':'.$ext_name.'='.$languageInclude.'='.intval(isIncludeReadable($languageInclude)));
 176         } // END - if
 177
 178         // Return it
 179         return $GLOBALS['lang_inc'][$ext_name];
 180 }
 181
 182 // Load the current language file or fixes it to 'de'
 183 // If ext_name is 'none', load general language support, else load extension's
 184 // language file. In installation phase load the install language file.
 185 function loadLanguageFile ($ext_name = 'none') {
 186         // Try to get language from session
 187         $currLanguage = getLanguage();
 188
 189         // Set default language if it is not (yet) set
 190         if (is_null($currLanguage)) {
 191                 // Get it from config
 192                 $currLanguage = getDefaultLanguage();
 193
 194                 // And save it in session
 195                 setLanguage($currLanguage);
 196         } // END - if
 197
 198         // Do we have the language file NOT?
 199         if (!isLanguageIncludeReadable($ext_name)) {
 200                 // Switch to default (DO NOT CHANGE!!!)
 201                 setLanguage('de');
 202
 203                 // And set it temporarily
 204                 setConfigEntry('DEFAULT_LANG', 'de');
 205         } // END - if
 206
 207         // Is the file there?
 208         if (isLanguageIncludeReadable($ext_name)) {
 209                 // Load language file
 210                 loadLanguageInclude($ext_name);
 211         } elseif ((isDebugModeEnabled()) && (isHtmlOutputMode()) && ($ext_name != 'sql_patches') && (substr($ext_name, 0, 10) != 'admintheme')) {
 212                 // No language file is not so good...
 213                 logDebugMessage(__FUNCTION__, __LINE__, sprintf("NOTICE: Extension %s has no language file or we cannot read from it. lang=%s, mode=%s",
 214                         $ext_name,
 215                         getLanguage(),
 216                         getExtensionMode()
 217                 ));
 218         }
 219
 220         // Check for installation mode
 221         if ((isInstallationPhase()) || (!isAdminRegistered())) {
 222                 // Load language file
 223                 loadLanguageInclude('install');
 224         } // END - if
 225 }
 226
 227 // Loads the language file
 228 function loadLanguageInclude ($ext_name = 'none') {
 229         // Generate filename
 230         if ($ext_name == 'none') {
 231                 // Generic
 232                 $languageInclude = sprintf("inc/language/%s.php", getLanguage());
 233         } else {
 234                 // Extension's language file
 235                 $languageInclude = sprintf("inc/language/%s_%s.php", $ext_name, getLanguage());
 236         }
 237
 238         // Check it before loading
 239         if (isLanguageIncludeReadable($ext_name)) {
 240                 // Load it
 241                 loadIncludeOnce($languageInclude);
 242         } else {
 243                 // Not readable!
 244                 logDebugMessage(__FUNCTION__, __LINE__, sprintf("Language file %s not found or readable.", $languageInclude));
 245         }
 246 }
 247
 248 // Getter for an array of valid languages with no except by default
 249 function getValidLanguages ($except = '') {
 250         // @TODO These are all valid languages, again hard-coded
 251         $langs = array('de' => 'de', 'en' => 'en');
 252
 253         // Should we keep one out?
 254         if (!empty($except)) {
 255                 // Remove this
 256                 unset($langs[$except]);
 257         } // END - if
 258
 259         // Return the array
 260         return $langs;
 261 }
 262
 263 // Compares two language files
 264 function ifLanguageFilesCompares ($source, $target, $targetLanguage) {
 265         // Init differences
 266         $GLOBALS['lang_diff'][$target] = array();
 267         $GLOBALS['lang_diff_count'][$target] = 0;
 268         if (!isset($GLOBALS['lang_diff_count']['total'])) $GLOBALS['lang_diff_count']['total'] = 0;
 269
 270         // *Does* match by default
 271         $matches = true;
 272
 273         // Is one not readable?
 274         if (!isIncludeReadable($source)) {
 275                 // Please report this bug!
 276                 debug_report_bug(__FUNCTION__, __LINE__, 'Source file ' . $source . ' is not readable.');
 277         } elseif (!isIncludeReadable($target)) {
 278                 // Please report this bug!
 279                 debug_report_bug(__FUNCTION__, __LINE__, 'Target file ' . $target . ' is not readable.');
 280         } elseif ($targetLanguage == getCurrentLanguage()) {
 281                 // Must be different
 282                 debug_report_bug(__FUNCTION__, __LINE__, 'Target language ' . $targetLanguage . ' is same as current.');
 283         }
 284
 285         // Backup current messages/language
 286         $backupLang = getCurrentLanguage();
 287         $messages[$backupLang] = $GLOBALS['messages'][$backupLang];
 288         $GLOBALS['messages'][$backupLang] = array();
 289
 290         // Both are readable so include current language file
 291         $GLOBALS['count'] = false;
 292         loadInclude($source);
 293         $GLOBALS['msgs'][$source] = $GLOBALS['messages'][$backupLang];
 294         unset($GLOBALS['count']);
 295
 296         // Set target language
 297         setCurrentLanguage($targetLanguage);
 298
 299         // Do we have an array?
 300         if (!isset($GLOBALS['messages'][$targetLanguage])) {
 301                 // Then create it to avoid notice
 302                 $GLOBALS['messages'][$targetLanguage] = array();
 303                 $GLOBALS['msg_count'][$targetLanguage] = 0;
 304         } // END - if
 305
 306         // Load target language file
 307         loadInclude($target);
 308         $GLOBALS['msgs'][$target] = $GLOBALS['messages'][$targetLanguage];
 309
 310         // Set backup back
 311         setCurrentLanguage($backupLang);
 312         $GLOBALS['messages'][$backupLang] = $messages[$backupLang];
 313         unset($messages[$backupLang]);
 314
 315         // Do they mismatch?
 316         if ((count($GLOBALS['msgs'][$source])) != (count($GLOBALS['msgs'][$target]))) {
 317                 // Does not match
 318                 $matches = false;
 319
 320                 // Check all differences
 321                 foreach ($GLOBALS['msgs'][$source] as $key => $value) {
 322                         // Don't we have it?
 323                         if (!isset($GLOBALS['msgs'][$target][$key])) {
 324                                 // Then add is as difference
 325                                 $GLOBALS['lang_diff'][$target][$key] = $value;
 326
 327                                 // ... and count it
 328                                 $GLOBALS['lang_diff_count'][$target]++;
 329                                 $GLOBALS['lang_diff_count']['total']++;
 330                         } // END - if
 331                 } // END - foreach
 332         } // END - if
 333
 334         // Return result
 335         return $matches;
 336 }
 337
 338 // Getter for getting difference of target file
 339 function getLanguageComparisonDifference ($target) {
 340         return $GLOBALS['lang_diff_count'][$target];
 341 }
 342
 343 // Checks wether the given message is masked
 344 function isMessageMasked ($messageId) {
 345         // Is the message id valid?
 346         if (!isMessageIdValid($messageId)) {
 347                 // No, then abort here
 348                 debug_report_bug(__FUNCTION__, __LINE__, 'Invalid message id ' . $messageId . ' detected.');
 349         } // END - if
 350
 351         // Now simply check it
 352         $masked = (strpos($GLOBALS['messages'][getCurrentLanguage()][$messageId], '%') !== false);
 353
 354         // Return result
 355         return $masked;
 356 }
 357
 358 // [EOF]
 359 ?>