maintenance/language/languages.inc

   1 <?php
   2 /**
   3  * Handle messages in the language files.
   4  *
   5  * @package MediaWiki
   6  * @subpackage Maintenance
   7  */
   8
   9 class languages {
  10         private $mLanguages; # List of languages
  11         private $mRawMessages; # Raw list of the messages in each language
  12         private $mMessages; # Messages in each language (except for English), divided to groups
  13         private $mGeneralMessages; # General messages in English, divided to groups
  14         private $mIgnoredMessages = array(
  15                 'sidebar',
  16                 'addsection',
  17                 'anonnotice',
  18                 'catseparator',
  19                 'googlesearch',
  20                 'exif-make-value',
  21                 'exif-model-value',
  22                 'exif-software-value',
  23                 'history_copyright',
  24                 'licenses',
  25                 'loginend',
  26                 'loginlanguagelinks',
  27                 'markaspatrolledlink',
  28                 'newarticletextanon',
  29                 'noarticletextanon',
  30                 'number_of_watching_users_RCview',
  31                 'pubmedurl',
  32                 'randompage-url',
  33                 'recentchanges-url',
  34                 'rfcurl',
  35                 'shareddescriptionfollows',
  36                 'signupend',
  37                 'sitenotice',
  38                 'sitesubtitle',
  39                 'sitetitle',
  40                 'talkpagetext',
  41                 'trackback',
  42                 'trackbackexcerpt',
  43                 'widthheight',
  44         ); # All the messages which should be exist only in the English file
  45         private $mOptionalMessages = array(
  46                 'imgmultigotopost',
  47                 'linkprefix',
  48                 'allpages-summary',
  49                 'booksources-summary',
  50                 'ipblocklist-summary',
  51                 'listusers-summary',
  52                 'longpages-summary',
  53                 'preferences-summary',
  54                 'specialpages-summary',
  55                 'whatlinkshere-summary',
  56                 'whatlinkshere-barrow',
  57                 'imagelist-summary',
  58                 'mimesearch-summary',
  59                 'listredirects-summary',
  60                 'uncategorizedpages-summary',
  61                 'uncategorizedcategories-summary',
  62                 'uncategorizedimages-summary',
  63                 'popularpages-summary',
  64                 'wantedcategories-summary',
  65                 'wantedpages-summary',
  66                 'mostlinked-summary',
  67                 'mostlinkedcategories-summary',
  68                 'mostcategories-summary',
  69                 'mostimages-summary',
  70                 'mostrevisions-summary',
  71                 'prefixindex-summary',
  72                 'shortpages-summary',
  73                 'newpages-summary',
  74                 'ancientpages-summary',
  75                 'newimages-summary',
  76                 'unwatchedpages-summary',
  77                 'userrights-summary',
  78                 'brokenredirects-summary',
  79                 'deadendpages-summary',
  80                 'disambiguations-summary',
  81                 'doubleredirects-summary',
  82                 'lonelypages-summary',
  83                 'unusedtemplates-summary',
  84                 'variantname-zh-cn',
  85                 'variantname-zh-tw',
  86                 'variantname-zh-hk',
  87                 'variantname-zh-sg',
  88                 'variantname-zh',
  89                 'variantname-sr-ec',
  90                 'variantname-sr-el',
  91                 'variantname-sr-jc',
  92                 'variantname-sr-jl',
  93                 'variantname-sr',
  94                 'variantname-kk-tr',
  95                 'variantname-kk-kz',
  96                 'variantname-kk-cn',
  97                 'variantname-kk',
  98         ); # All the messages which may be translated or not, depending on the language
  99         private $mEXIFMessages = array(
 100                 'exif-imagewidth',
 101                 'exif-imagelength',
 102                 'exif-bitspersample',
 103                 'exif-compression',
 104                 'exif-photometricinterpretation',
 105                 'exif-orientation',
 106                 'exif-samplesperpixel',
 107                 'exif-planarconfiguration',
 108                 'exif-ycbcrsubsampling',
 109                 'exif-ycbcrpositioning',
 110                 'exif-xresolution',
 111                 'exif-yresolution',
 112                 'exif-resolutionunit',
 113                 'exif-stripoffsets',
 114                 'exif-rowsperstrip',
 115                 'exif-stripbytecounts',
 116                 'exif-jpeginterchangeformat',
 117                 'exif-jpeginterchangeformatlength',
 118                 'exif-transferfunction',
 119                 'exif-whitepoint',
 120                 'exif-primarychromaticities',
 121                 'exif-ycbcrcoefficients',
 122                 'exif-referenceblackwhite',
 123                 'exif-datetime',
 124                 'exif-imagedescription',
 125                 'exif-make',
 126                 'exif-model',
 127                 'exif-software',
 128                 'exif-artist',
 129                 'exif-copyright',
 130                 'exif-exifversion',
 131                 'exif-flashpixversion',
 132                 'exif-colorspace',
 133                 'exif-componentsconfiguration',
 134                 'exif-compressedbitsperpixel',
 135                 'exif-pixelydimension',
 136                 'exif-pixelxdimension',
 137                 'exif-makernote',
 138                 'exif-usercomment',
 139                 'exif-relatedsoundfile',
 140                 'exif-datetimeoriginal',
 141                 'exif-datetimedigitized',
 142                 'exif-subsectime',
 143                 'exif-subsectimeoriginal',
 144                 'exif-subsectimedigitized',
 145                 'exif-exposuretime',
 146                 'exif-exposuretime-format',
 147                 'exif-fnumber',
 148                 'exif-fnumber-format',
 149                 'exif-exposureprogram',
 150                 'exif-spectralsensitivity',
 151                 'exif-isospeedratings',
 152                 'exif-oecf',
 153                 'exif-shutterspeedvalue',
 154                 'exif-aperturevalue',
 155                 'exif-brightnessvalue',
 156                 'exif-exposurebiasvalue',
 157                 'exif-maxaperturevalue',
 158                 'exif-subjectdistance',
 159                 'exif-meteringmode',
 160                 'exif-lightsource',
 161                 'exif-flash',
 162                 'exif-focallength',
 163                 'exif-focallength-format',
 164                 'exif-subjectarea',
 165                 'exif-flashenergy',
 166                 'exif-spatialfrequencyresponse',
 167                 'exif-focalplanexresolution',
 168                 'exif-focalplaneyresolution',
 169                 'exif-focalplaneresolutionunit',
 170                 'exif-subjectlocation',
 171                 'exif-exposureindex',
 172                 'exif-sensingmethod',
 173                 'exif-filesource',
 174                 'exif-scenetype',
 175                 'exif-cfapattern',
 176                 'exif-customrendered',
 177                 'exif-exposuremode',
 178                 'exif-whitebalance',
 179                 'exif-digitalzoomratio',
 180                 'exif-focallengthin35mmfilm',
 181                 'exif-scenecapturetype',
 182                 'exif-gaincontrol',
 183                 'exif-contrast',
 184                 'exif-saturation',
 185                 'exif-sharpness',
 186                 'exif-devicesettingdescription',
 187                 'exif-subjectdistancerange',
 188                 'exif-imageuniqueid',
 189                 'exif-gpsversionid',
 190                 'exif-gpslatituderef',
 191                 'exif-gpslatitude',
 192                 'exif-gpslongituderef',
 193                 'exif-gpslongitude',
 194                 'exif-gpsaltituderef',
 195                 'exif-gpsaltitude',
 196                 'exif-gpstimestamp',
 197                 'exif-gpssatellites',
 198                 'exif-gpsstatus',
 199                 'exif-gpsmeasuremode',
 200                 'exif-gpsdop',
 201                 'exif-gpsspeedref',
 202                 'exif-gpsspeed',
 203                 'exif-gpstrackref',
 204                 'exif-gpstrack',
 205                 'exif-gpsimgdirectionref',
 206                 'exif-gpsimgdirection',
 207                 'exif-gpsmapdatum',
 208                 'exif-gpsdestlatituderef',
 209                 'exif-gpsdestlatitude',
 210                 'exif-gpsdestlongituderef',
 211                 'exif-gpsdestlongitude',
 212                 'exif-gpsdestbearingref',
 213                 'exif-gpsdestbearing',
 214                 'exif-gpsdestdistanceref',
 215                 'exif-gpsdestdistance',
 216                 'exif-gpsprocessingmethod',
 217                 'exif-gpsareainformation',
 218                 'exif-gpsdatestamp',
 219                 'exif-gpsdifferential',
 220                 'exif-compression-1',
 221                 'exif-compression-6',
 222                 'exif-photometricinterpretation-2',
 223                 'exif-photometricinterpretation-6',
 224                 'exif-orientation-1',
 225                 'exif-orientation-2',
 226                 'exif-orientation-3',
 227                 'exif-orientation-4',
 228                 'exif-orientation-5',
 229                 'exif-orientation-6',
 230                 'exif-orientation-7',
 231                 'exif-orientation-8',
 232                 'exif-planarconfiguration-1',
 233                 'exif-planarconfiguration-2',
 234                 'exif-xyresolution-i',
 235                 'exif-xyresolution-c',
 236                 'exif-colorspace-1',
 237                 'exif-colorspace-ffff.h',
 238                 'exif-componentsconfiguration-0',
 239                 'exif-componentsconfiguration-1',
 240                 'exif-componentsconfiguration-2',
 241                 'exif-componentsconfiguration-3',
 242                 'exif-componentsconfiguration-4',
 243                 'exif-componentsconfiguration-5',
 244                 'exif-componentsconfiguration-6',
 245                 'exif-exposureprogram-0',
 246                 'exif-exposureprogram-1',
 247                 'exif-exposureprogram-2',
 248                 'exif-exposureprogram-3',
 249                 'exif-exposureprogram-4',
 250                 'exif-exposureprogram-5',
 251                 'exif-exposureprogram-6',
 252                 'exif-exposureprogram-7',
 253                 'exif-exposureprogram-8',
 254                 'exif-subjectdistance-value',
 255                 'exif-meteringmode-0',
 256                 'exif-meteringmode-1',
 257                 'exif-meteringmode-2',
 258                 'exif-meteringmode-3',
 259                 'exif-meteringmode-4',
 260                 'exif-meteringmode-5',
 261                 'exif-meteringmode-6',
 262                 'exif-meteringmode-255',
 263                 'exif-lightsource-0',
 264                 'exif-lightsource-1',
 265                 'exif-lightsource-2',
 266                 'exif-lightsource-3',
 267                 'exif-lightsource-4',
 268                 'exif-lightsource-9',
 269                 'exif-lightsource-10',
 270                 'exif-lightsource-11',
 271                 'exif-lightsource-12',
 272                 'exif-lightsource-13',
 273                 'exif-lightsource-14',
 274                 'exif-lightsource-15',
 275                 'exif-lightsource-17',
 276                 'exif-lightsource-18',
 277                 'exif-lightsource-19',
 278                 'exif-lightsource-20',
 279                 'exif-lightsource-21',
 280                 'exif-lightsource-22',
 281                 'exif-lightsource-23',
 282                 'exif-lightsource-24',
 283                 'exif-lightsource-255',
 284                 'exif-focalplaneresolutionunit-2',
 285                 'exif-sensingmethod-1',
 286                 'exif-sensingmethod-2',
 287                 'exif-sensingmethod-3',
 288                 'exif-sensingmethod-4',
 289                 'exif-sensingmethod-5',
 290                 'exif-sensingmethod-7',
 291                 'exif-sensingmethod-8',
 292                 'exif-filesource-3',
 293                 'exif-scenetype-1',
 294                 'exif-customrendered-0',
 295                 'exif-customrendered-1',
 296                 'exif-exposuremode-0',
 297                 'exif-exposuremode-1',
 298                 'exif-exposuremode-2',
 299                 'exif-whitebalance-0',
 300                 'exif-whitebalance-1',
 301                 'exif-scenecapturetype-0',
 302                 'exif-scenecapturetype-1',
 303                 'exif-scenecapturetype-2',
 304                 'exif-scenecapturetype-3',
 305                 'exif-gaincontrol-0',
 306                 'exif-gaincontrol-1',
 307                 'exif-gaincontrol-2',
 308                 'exif-gaincontrol-3',
 309                 'exif-gaincontrol-4',
 310                 'exif-contrast-0',
 311                 'exif-contrast-1',
 312                 'exif-contrast-2',
 313                 'exif-saturation-0',
 314                 'exif-saturation-1',
 315                 'exif-saturation-2',
 316                 'exif-sharpness-0',
 317                 'exif-sharpness-1',
 318                 'exif-sharpness-2',
 319                 'exif-subjectdistancerange-0',
 320                 'exif-subjectdistancerange-1',
 321                 'exif-subjectdistancerange-2',
 322                 'exif-subjectdistancerange-3',
 323                 'exif-gpslatitude-n',
 324                 'exif-gpslatitude-s',
 325                 'exif-gpslongitude-e',
 326                 'exif-gpslongitude-w',
 327                 'exif-gpsstatus-a',
 328                 'exif-gpsstatus-v',
 329                 'exif-gpsmeasuremode-2',
 330                 'exif-gpsmeasuremode-3',
 331                 'exif-gpsspeed-k',
 332                 'exif-gpsspeed-m',
 333                 'exif-gpsspeed-n',
 334                 'exif-gpsdirection-t',
 335                 'exif-gpsdirection-m',
 336         ); # All the EXIF messages, may be set as optional if defined as such
 337
 338         /**
 339          * Load the list of languages: all the Messages*.php
 340          * files in the languages directory.
 341          *
 342          * @param $exif Treat the EXIF messages?
 343          */
 344         function __construct( $exif = true ) {
 345                 $this->mLanguages = array_keys( Language::getLanguageNames( true ) );
 346                 sort( $this->mLanguages );
 347                 if ( !$exif ) {
 348                         $this->mOptionalMessages = array_merge( $this->mOptionalMessages, $this->mEXIFMessages );
 349                 }
 350         }
 351
 352         /**
 353          * Get the language list.
 354          *
 355          * @return The language list.
 356          */
 357         public function getLanguages() {
 358                 return $this->mLanguages;
 359         }
 360
 361         /**
 362          * Load the raw messages for a specific langauge from the messages file.
 363          *
 364          * @param $code The langauge code.
 365          */
 366         private function loadRawMessages( $code ) {
 367                 if ( isset( $this->mRawMessages[$code] ) ) {
 368                         return;
 369                 }
 370                 $filename = Language::getMessagesFileName( $code );
 371                 if ( file_exists( $filename ) ) {
 372                         require( $filename );
 373                         if ( isset( $messages ) ) {
 374                                 $this->mRawMessages[$code] = $messages;
 375                         } else {
 376                                 $this->mRawMessages[$code] = array();
 377                         }
 378                 } else {
 379                         $this->mRawMessages[$code] = array();
 380                 }
 381         }
 382
 383         /**
 384          * Load the messages for a specific language (which is not English) and divide them to groups:
 385          * all - all the messages.
 386          * required - messages which should be translated in order to get a complete translation.
 387          * optional - messages which can be translated, the fallback translation is used if not translated.
 388          * obsolete - messages which should not be translated, either because they are not exist, or they are ignored messages.
 389          * translated - messages which are either required or optional, but translated from English and needed.
 390          *
 391          * @param $code The language code.
 392          */
 393         private function loadMessages( $code ) {
 394                 if ( isset( $this->mMessages[$code] ) ) {
 395                         return;
 396                 }
 397                 $this->loadRawMessages( $code );
 398                 $this->loadGeneralMessages();
 399                 $this->mMessages[$code]['all'] = $this->mRawMessages[$code];
 400                 $this->mMessages[$code]['required'] = array();
 401                 $this->mMessages[$code]['optional'] = array();
 402                 $this->mMessages[$code]['obsolete'] = array();
 403                 $this->mMessages[$code]['translated'] = array();
 404                 foreach ( $this->mMessages[$code]['all'] as $key => $value ) {
 405                         if ( isset( $this->mGeneralMessages['required'][$key] ) ) {
 406                                 $this->mMessages[$code]['required'][$key] = $value;
 407                                 $this->mMessages[$code]['translated'][$key] = $value;
 408                         } else if ( isset( $this->mGeneralMessages['optional'][$key] ) ) {
 409                                 $this->mMessages[$code]['optional'][$key] = $value;
 410                                 $this->mMessages[$code]['translated'][$key] = $value;
 411                         } else {
 412                                 $this->mMessages[$code]['obsolete'][$key] = $value;
 413                         }
 414                 }
 415         }
 416
 417         /**
 418          * Load the messages for English and divide them to groups:
 419          * all - all the messages.
 420          * required - messages which should be translated to other languages in order to get a complete translation.
 421          * optional - messages which can be translated to other languages, but it's not required for a complete translation.
 422          * ignored - messages which should not be translated to other languages.
 423          * translatable - messages which are either required or optional, but can be translated from English.
 424          */
 425         private function loadGeneralMessages() {
 426                 if ( isset( $this->mGeneralMessages ) ) {
 427                         return;
 428                 }
 429                 $this->loadRawMessages( 'en' );
 430                 $this->mGeneralMessages['all'] = $this->mRawMessages['en'];
 431                 $this->mGeneralMessages['required'] = array();
 432                 $this->mGeneralMessages['optional'] = array();
 433                 $this->mGeneralMessages['ignored'] = array();
 434                 $this->mGeneralMessages['translatable'] = array();
 435                 foreach ( $this->mGeneralMessages['all'] as $key => $value ) {
 436                         if ( in_array( $key, $this->mIgnoredMessages ) ) {
 437                                 $this->mGeneralMessages['ignored'][$key] = $value;
 438                         } else if ( in_array( $key, $this->mOptionalMessages ) ) {
 439                                 $this->mGeneralMessages['optional'][$key] = $value;
 440                                 $this->mGeneralMessages['translatable'][$key] = $value;
 441                         } else {
 442                                 $this->mGeneralMessages['required'][$key] = $value;
 443                                 $this->mGeneralMessages['translatable'][$key] = $value;
 444                         }
 445                 }
 446         }
 447
 448         /**
 449          * Get all the messages for a specific langauge (not English), without the
 450          * fallback language messages, divided to groups:
 451          * all - all the messages.
 452          * required - messages which should be translated in order to get a complete translation.
 453          * optional - messages which can be translated, the fallback translation is used if not translated.
 454          * obsolete - messages which should not be translated, either because they are not exist, or they are ignored messages.
 455          * translated - messages which are either required or optional, but translated from English and needed.
 456          *
 457          * @param $code The langauge code.
 458          *
 459          * @return The messages in this language.
 460          */
 461         public function getMessages( $code ) {
 462                 $this->loadMessages( $code );
 463                 return $this->mMessages[$code];
 464         }
 465
 466         /**
 467          * Get all the general English messages, divided to groups:
 468          * all - all the messages.
 469          * required - messages which should be translated to other languages in order to get a complete translation.
 470          * optional - messages which can be translated to other languages, but it's not required for a complete translation.
 471          * ignored - messages which should not be translated to other languages.
 472          * translatable - messages which are either required or optional, but can be translated from English.
 473          *
 474          * @return The general English messages.
 475          */
 476         public function getGeneralMessages() {
 477                 $this->loadGeneralMessages();
 478                 return $this->mGeneralMessages;
 479         }
 480
 481         /**
 482          * Get the untranslated messages for a specific language.
 483          *
 484          * @param $code The langauge code.
 485          *
 486          * @return The untranslated messages for this language.
 487          */
 488         public function getUntranslatedMessages( $code ) {
 489                 $this->loadGeneralMessages();
 490                 $this->loadMessages( $code );
 491                 $requiredGeneralMessages = array_keys( $this->mGeneralMessages['required'] );
 492                 $requiredMessages = array_keys( $this->mMessages[$code]['required'] );
 493                 $untranslatedMessages = array();
 494                 foreach ( array_diff( $requiredGeneralMessages, $requiredMessages ) as $key ) {
 495                         $untranslatedMessages[$key] = $this->mGeneralMessages['required'][$key];
 496                 }
 497                 return $untranslatedMessages;
 498         }
 499
 500         /**
 501          * Get the duplicate messages for a specific language.
 502          *
 503          * @param $code The langauge code.
 504          *
 505          * @return The duplicate messages for this language.
 506          */
 507         public function getDuplicateMessages( $code ) {
 508                 $this->loadGeneralMessages();
 509                 $this->loadMessages( $code );
 510                 $duplicateMessages = array();
 511                 foreach ( $this->mMessages[$code]['translated'] as $key => $value ) {
 512                         if ( $this->mGeneralMessages['translatable'][$key] == $value ) {
 513                                 $duplicateMessages[$key] = $value;
 514                         }
 515                 }
 516                 return $duplicateMessages;
 517         }
 518
 519         /**
 520          * Get the messages which do not use some variables.
 521          *
 522          * @param $code The langauge code.
 523          *
 524          * @return The messages which do not use some variables in this language.
 525          */
 526         public function getMessagesWithoutVariables( $code ) {
 527                 $this->loadGeneralMessages();
 528                 $this->loadMessages( $code );
 529                 $variables = array( '\$1', '\$2', '\$3', '\$4', '\$5', '\$6', '\$7', '\$8', '\$9' );
 530                 $messagesWithoutVariables = array();
 531                 foreach ( $this->mMessages[$code]['translated'] as $key => $value ) {
 532                         $missing = false;
 533                         foreach ( $variables as $var ) {
 534                                 if ( preg_match( "/$var/sU", $this->mGeneralMessages['translatable'][$key] ) &&
 535                                         !preg_match( "/$var/sU", $value ) ) {
 536                                         $missing = true;
 537                                 }
 538                         }
 539                         if ( $missing ) {
 540                                 $messagesWithoutVariables[$key] = $value;
 541                         }
 542                 }
 543                 return $messagesWithoutVariables;
 544         }
 545
 546         /**
 547          * Get the empty messages.
 548          *
 549          * @param $code The langauge code.
 550          *
 551          * @return The empty messages for this language.
 552          */
 553         public function getEmptyMessages( $code ) {
 554                 $this->loadGeneralMessages();
 555                 $this->loadMessages( $code );
 556                 $emptyMessages = array();
 557                 foreach ( $this->mMessages[$code]['translated'] as $key => $value ) {
 558                         if ( $value === '' || $value === '-' ) {
 559                                 $emptyMessages[$key] = $value;
 560                         }
 561                 }
 562                 return $emptyMessages;
 563         }
 564
 565         /**
 566          * Get the messages with trailing whitespace.
 567          *
 568          * @param $code The langauge code.
 569          *
 570          * @return The messages with trailing whitespace in this language.
 571          */
 572         public function getMessagesWithWhitespace( $code ) {
 573                 $this->loadGeneralMessages();
 574                 $this->loadMessages( $code );
 575                 $messagesWithWhitespace = array();
 576                 foreach ( $this->mMessages[$code]['translated'] as $key => $value ) {
 577                         if ( $this->mGeneralMessages['translatable'][$key] !== '' && $value !== rtrim( $value ) ) {
 578                                 $messagesWithWhitespace[$key] = $value;
 579                         }
 580                 }
 581                 return $messagesWithWhitespace;
 582         }
 583
 584         /**
 585          * Get the non-XHTML messages.
 586          *
 587          * @param $code The langauge code.
 588          *
 589          * @return The non-XHTML messages for this language.
 590          */
 591         public function getNonXHTMLMessages( $code ) {
 592                 $this->loadGeneralMessages();
 593                 $this->loadMessages( $code );
 594                 $wrongPhrases = array(
 595                         '<hr *\\?>',
 596                         '<br *\\?>',
 597                         '<hr/>',
 598                         '<br/>',
 599                 );
 600                 $wrongPhrases = '~(' . implode( '|', $wrongPhrases ) . ')~sDu';
 601                 $nonXHTMLMessages = array();
 602                 foreach ( $this->mMessages[$code]['translated'] as $key => $value ) {
 603                         if ( preg_match( $wrongPhrases, $value ) ) {
 604                                 $nonXHTMLMessages[$key] = $value;
 605                         }
 606                 }
 607                 return $nonXHTMLMessages;
 608         }
 609
 610         /**
 611          * Get the messages which include wrong characters.
 612          *
 613          * @param $code The langauge code.
 614          *
 615          * @return The messages which include wrong characters in this language.
 616          */
 617         public function getMessagesWithWrongChars( $code ) {
 618                 $this->loadGeneralMessages();
 619                 $this->loadMessages( $code );
 620                 $wrongChars = array(
 621                         '[LRM]' => "\xE2\x80\x8E",
 622                         '[RLM]' => "\xE2\x80\x8F",
 623                         '[LRE]' => "\xE2\x80\xAA",
 624                         '[RLE]' => "\xE2\x80\xAB",
 625                         '[POP]' => "\xE2\x80\xAC",
 626                         '[LRO]' => "\xE2\x80\xAD",
 627                         '[RLO]' => "\xE2\x80\xAB",
 628                         '[ZWSP]'=> "\xE2\x80\x8B",
 629                         '[NBSP]'=> "\xC2\xA0",
 630                         '[WJ]'  => "\xE2\x81\xA0",
 631                         '[BOM]' => "\xEF\xBB\xBF",
 632                         '[FFFD]'=> "\xEF\xBF\xBD",
 633                 );
 634                 $wrongRegExp = '/(' . implode( '|', array_values( $wrongChars ) ) . ')/sDu';
 635                 $wrongCharsMessages = array();
 636                 foreach ( $this->mMessages[$code]['translated'] as $key => $value ) {
 637                         if ( preg_match( $wrongRegExp, $value ) ) {
 638                                 foreach ( $wrongChars as $viewableChar => $hiddenChar ) {
 639                                         $value = str_replace( $hiddenChar, $viewableChar, $value );
 640                                 }
 641                                 $wrongCharsMessages[$key] = $value;
 642                         }
 643                 }
 644                 return $wrongCharsMessages;
 645         }
 646
 647         /**
 648          * Output a messages list
 649          *
 650          * @param $messages The messages list
 651          * @param $code The language code
 652          * @param $text The text to show before the list (optional)
 653          * @param $level The display level (optional)
 654          * @param $links Show links (optional)
 655          * @param $wikilang The langauge of the wiki to display the list in, for the links (optional)
 656          */
 657         public function outputMessagesList( $messages, $code, $text = '', $level = 2, $links = false, $wikilang = null ) {
 658                 if ( count( $messages ) == 0 ) {
 659                         return;
 660                 }
 661                 if ( $text ) {
 662                         echo "$text\n";
 663                 }
 664                 if ( $level == 1 ) {
 665                         echo "[messages are hidden]\n";
 666                 } else {
 667                         foreach ( $messages as $key => $value ) {
 668                                 if ( $links ) {
 669                                         $displayKey = ucfirst( $key );
 670                                         if ( !isset( $wikilang ) ) {
 671                                                 global $wgContLang;
 672                                                 $wikilang = $wgContLang->getCode();
 673                                         }
 674                                         if ( $code == $wikilang ) {
 675                                                 $displayKey = "[[MediaWiki:$displayKey|$key]]";
 676                                         } else {
 677                                                 $displayKey = "[[MediaWiki:$displayKey/$code|$key]]";
 678                                         }
 679                                 } else {
 680                                         $displayKey = $key;
 681                                 }
 682                                 if ( $level == 2 ) {
 683                                         echo "* $displayKey\n";
 684                                 } else {
 685                                         echo "* $displayKey:            '$value'\n";
 686                                 }
 687                         }
 688                 }
 689         }
 690 }
 691
 692 ?>