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://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) $language;
 112 }
 113
 114 // Checks wether current language is set
 115 function isCurrentLanguageSet () {
 116         return (isset($GLOBALS['language']));
 117 }
 118
 119 // "Getter" for language
 120 function getLanguage () {
 121         // Do we have cache?
 122         if (!isCurrentLanguageSet()) {
 123                 // Default is 'de'. DO NOT CHANGE THIS!!!
 124                 $ret = 'de';
 125
 126                 // Set default return value to default language from config
 127                 if (isConfigEntrySet('DEFAULT_LANG')) {
 128                         $ret = getDefaultLanguage();
 129                 } // END - if
 130
 131                 // Is the variable set
 132                 if (isGetRequestElementSet('mailer_lang')) {
 133                         // Accept only first 2 chars
 134                         $ret = substr(getRequestElement('mailer_lang'), 0, 2);
 135                 } elseif (isCurrentLanguageSet()) {
 136                         // Use cached
 137                         $ret = getCurrentLanguage();
 138                 } elseif (isSessionVariableSet('mailer_lang')) {
 139                         // Return stored value from cookie
 140                         $ret = getSession('mailer_lang');
 141
 142                         // Fixes a warning before the session has the mailer_lang constant
 143                         if (empty($ret)) {
 144                                 $ret = getDefaultLanguage();
 145                         } // END - if
 146                 }
 147
 148                 // Cache entry
 149                 setCurrentLanguage($ret);
 150         } // END - if
 151
 152         // Return cached value
 153         return getCurrentLanguage();
 154 }
 155
 156 // "Setter" for language
 157 function setLanguage ($lang) {
 158         // Accept only first 2 chars and still secure them
 159         $lang = substr(secureString($lang), 0, 2);
 160
 161         // Set cookie
 162         setSession('mailer_lang', $lang);
 163 }
 164
 165 // Checks wether a language file is there for optional extension
 166 function isLanguageIncludeReadable ($ext_name = 'none') {
 167         // Do we have array element?
 168         if (!isset($GLOBALS['lang_inc'][$ext_name])) {
 169                 // Generate filename
 170                 if ($ext_name == 'none') {
 171                         // Generic
 172                         $languageInclude = sprintf("inc/language/%s.php", getLanguage());
 173                 } else {
 174                         // Extension's language file
 175                         $languageInclude = sprintf("inc/language/%s_%s.php", $ext_name, getLanguage());
 176                 }
 177
 178                 // Look for file if no extension name is provided
 179                 $GLOBALS['lang_inc'][$ext_name] = isIncludeReadable($languageInclude);
 180                 //* DEBUG: */ debugOutput(__FUNCTION__ . ':' . $ext_name . '=' . $languageInclude . '=' . intval(isIncludeReadable($languageInclude)));
 181         } // END - if
 182
 183         // Return it
 184         return $GLOBALS['lang_inc'][$ext_name];
 185 }
 186
 187 // Load the current language file or fixes it to 'de'
 188 // If ext_name is 'none', load general language support, else load extension's
 189 // language file. In installation phase load the install language file.
 190 function loadLanguageFile ($ext_name = 'none') {
 191         // Try to get language from session
 192         $currLanguage = getLanguage();
 193
 194         // Set default language if it is not (yet) set
 195         if (is_null($currLanguage)) {
 196                 // Get it from config
 197                 $currLanguage = getDefaultLanguage();
 198
 199                 // And save it in session
 200                 setLanguage($currLanguage);
 201         } // END - if
 202
 203         // Do we have the language file NOT?
 204         if (!isLanguageIncludeReadable($ext_name)) {
 205                 // Switch to default (DO NOT CHANGE!!!)
 206                 setLanguage('de');
 207
 208                 // And set it temporarily
 209                 setConfigEntry('DEFAULT_LANG', 'de');
 210         } // END - if
 211
 212         // Is the file there?
 213         if (isLanguageIncludeReadable($ext_name)) {
 214                 // Load language file
 215                 loadLanguageInclude($ext_name);
 216         } elseif ((isDebugModeEnabled()) && (isHtmlOutputMode()) && ($ext_name != 'sql_patches') && (substr($ext_name, 0, 10) != 'admintheme')) {
 217                 // No language file is not so good...
 218                 logDebugMessage(__FUNCTION__, __LINE__, sprintf("NOTICE: Extension %s has no language file or we cannot read from it. lang=%s, mode=%s",
 219                         $ext_name,
 220                         getLanguage(),
 221                         getExtensionMode()
 222                 ));
 223         }
 224
 225         // Check for installation mode
 226         if ((isInstallationPhase()) || (!isAdminRegistered())) {
 227                 // Load language file
 228                 loadLanguageInclude('install');
 229         } // END - if
 230 }
 231
 232 // Loads the language file
 233 function loadLanguageInclude ($ext_name = 'none') {
 234         // Generate filename
 235         if ($ext_name == 'none') {
 236                 // Generic
 237                 $languageInclude = sprintf("inc/language/%s.php", getLanguage());
 238         } else {
 239                 // Extension's language file
 240                 $languageInclude = sprintf("inc/language/%s_%s.php", $ext_name, getLanguage());
 241         }
 242
 243         // Check it before loading
 244         if (isLanguageIncludeReadable($ext_name)) {
 245                 // Load it
 246                 loadIncludeOnce($languageInclude);
 247         } else {
 248                 // Not readable!
 249                 logDebugMessage(__FUNCTION__, __LINE__, sprintf("Language file %s not found or readable.", $languageInclude));
 250         }
 251 }
 252
 253 // Getter for an array of valid languages with no except by default
 254 function getValidLanguages ($except = '') {
 255         // @TODO These are all valid languages, again hard-coded
 256         $langs = array('de' => 'de', 'en' => 'en');
 257
 258         // Should we keep one out?
 259         if (!empty($except)) {
 260                 // Remove this
 261                 unset($langs[$except]);
 262         } // END - if
 263
 264         // Return the array
 265         return $langs;
 266 }
 267
 268 // Compares two language files
 269 function ifLanguageFilesCompares ($source, $target, $targetLanguage) {
 270         // Init differences
 271         $GLOBALS['lang_diff'][$target] = array();
 272         $GLOBALS['lang_diff_count'][$target] = 0;
 273         if (!isset($GLOBALS['lang_diff_count']['total'])) {
 274                 $GLOBALS['lang_diff_count']['total'] = 0;
 275         } // END - if
 276
 277         // *Does* match by default
 278         $matches = true;
 279
 280         // Is one not readable?
 281         if (!isIncludeReadable($source)) {
 282                 // Please report this bug!
 283                 debug_report_bug(__FUNCTION__, __LINE__, 'Source file ' . $source . ' is not readable.');
 284         } elseif (!isIncludeReadable($target)) {
 285                 // Please report this bug!
 286                 debug_report_bug(__FUNCTION__, __LINE__, 'Target file ' . $target . ' is not readable.');
 287         } elseif ($targetLanguage == getCurrentLanguage()) {
 288                 // Must be different
 289                 debug_report_bug(__FUNCTION__, __LINE__, 'Target language ' . $targetLanguage . ' is same as current.');
 290         }
 291
 292         // Backup current messages/language
 293         $backupLang = getCurrentLanguage();
 294         $messages[$backupLang] = $GLOBALS['messages'][$backupLang];
 295         $GLOBALS['messages'][$backupLang] = array();
 296
 297         // Both are readable so include current language file
 298         $GLOBALS['count'] = false;
 299         loadInclude($source);
 300         $GLOBALS['msgs'][$source] = $GLOBALS['messages'][$backupLang];
 301         unset($GLOBALS['count']);
 302
 303         // Set target language
 304         setCurrentLanguage($targetLanguage);
 305
 306         // Do we have an array?
 307         if (!isset($GLOBALS['messages'][$targetLanguage])) {
 308                 // Then create it to avoid notice
 309                 $GLOBALS['messages'][$targetLanguage] = array();
 310                 $GLOBALS['msg_count'][$targetLanguage] = 0;
 311         } // END - if
 312
 313         // Load target language file
 314         loadInclude($target);
 315         $GLOBALS['msgs'][$target] = $GLOBALS['messages'][$targetLanguage];
 316
 317         // Set backup back
 318         setCurrentLanguage($backupLang);
 319         $GLOBALS['messages'][$backupLang] = $messages[$backupLang];
 320         unset($messages[$backupLang]);
 321
 322         // Do they mismatch?
 323         if ((count($GLOBALS['msgs'][$source])) != (count($GLOBALS['msgs'][$target]))) {
 324                 // Does not match
 325                 $matches = false;
 326
 327                 // Check all differences
 328                 foreach ($GLOBALS['msgs'][$source] as $key => $value) {
 329                         // Don't we have it?
 330                         if (!isset($GLOBALS['msgs'][$target][$key])) {
 331                                 // Then add is as difference
 332                                 $GLOBALS['lang_diff'][$target][$key] = $value;
 333
 334                                 // ... and count it
 335                                 $GLOBALS['lang_diff_count'][$target]++;
 336                                 $GLOBALS['lang_diff_count']['total']++;
 337                         } // END - if
 338                 } // END - foreach
 339         } // END - if
 340
 341         // Return result
 342         return $matches;
 343 }
 344
 345 // Getter for getting difference of target file
 346 function getLanguageComparisonDifference ($target) {
 347         return $GLOBALS['lang_diff_count'][$target];
 348 }
 349
 350 // Checks wether the given message is masked
 351 function isMessageMasked ($messageId) {
 352         // Is the message id valid?
 353         if (!isMessageIdValid($messageId)) {
 354                 // No, then abort here
 355                 debug_report_bug(__FUNCTION__, __LINE__, 'Invalid message id ' . $messageId . ' detected.');
 356         } // END - if
 357
 358         // Now simply check it
 359         $masked = isInString('%', $GLOBALS['messages'][getCurrentLanguage()][$messageId]);
 360
 361         // Return result
 362         return $masked;
 363 }
 364
 365 // [EOF]
 366 ?>