includes/installer/WebInstallerPage.php

   1 <?php
   2 /**
   3  * Base code for web installer pages.
   4  *
   5  * @file
   6  * @ingroup Deployment
   7  */
   8
   9 /**
  10  * Abstract class to define pages for the web installer.
  11  *
  12  * @ingroup Deployment
  13  * @since 1.17
  14  */
  15 abstract class WebInstallerPage {
  16
  17         /**
  18          * The WebInstaller object this WebInstallerPage belongs to.
  19          *
  20          * @var WebInstaller
  21          */
  22         public $parent;
  23
  24         public abstract function execute();
  25
  26         /**
  27          * Constructor.
  28          *
  29          * @param $parent WebInstaller
  30          */
  31         public function __construct( WebInstaller $parent ) {
  32                 $this->parent = $parent;
  33         }
  34
  35         public function addHTML( $html ) {
  36                 $this->parent->output->addHTML( $html );
  37         }
  38
  39         public function startForm() {
  40                 $this->addHTML(
  41                         "<div class=\"config-section\">\n" .
  42                         Html::openElement(
  43                                 'form',
  44                                 array(
  45                                         'method' => 'post',
  46                                         'action' => $this->parent->getUrl( array( 'page' => $this->getName() ) )
  47                                 )
  48                         ) . "\n"
  49                 );
  50         }
  51
  52         public function endForm( $continue = 'continue', $back = 'back' ) {
  53                 $s = "<div class=\"config-submit\">\n";
  54                 $id = $this->getId();
  55
  56                 if ( $id === false ) {
  57                         $s .= Html::hidden( 'lastPage', $this->parent->request->getVal( 'lastPage' ) );
  58                 }
  59
  60                 if ( $continue ) {
  61                         // Fake submit button for enter keypress (bug 26267)
  62                         $s .= Xml::submitButton( wfMsg( "config-$continue" ),
  63                                 array( 'name' => "enter-$continue", 'style' => 'visibility:hidden;overflow:hidden;width:1px;margin:0' ) ) . "\n";
  64                 }
  65
  66                 if ( $back ) {
  67                         $s .= Xml::submitButton( wfMsg( "config-$back" ),
  68                                 array(
  69                                         'name' => "submit-$back",
  70                                         'tabindex' => $this->parent->nextTabIndex()
  71                                 ) ) . "\n";
  72                 }
  73
  74                 if ( $continue ) {
  75                         $s .= Xml::submitButton( wfMsg( "config-$continue" ),
  76                                 array(
  77                                         'name' => "submit-$continue",
  78                                         'tabindex' => $this->parent->nextTabIndex(),
  79                                 ) ) . "\n";
  80                 }
  81
  82                 $s .= "</div></form></div>\n";
  83                 $this->addHTML( $s );
  84         }
  85
  86         public function getName() {
  87                 return str_replace( 'WebInstaller_', '', get_class( $this ) );
  88         }
  89
  90         protected function getId() {
  91                 return array_search( $this->getName(), $this->parent->pageSequence );
  92         }
  93
  94         public function getVar( $var ) {
  95                 return $this->parent->getVar( $var );
  96         }
  97
  98         public function setVar( $name, $value ) {
  99                 $this->parent->setVar( $name, $value );
 100         }
 101
 102         /**
 103          * Get the starting tags of a fieldset.
 104          *
 105          * @param $legend String: message name
 106          */
 107         protected function getFieldsetStart( $legend ) {
 108                 return "\n<fieldset><legend>" . wfMsgHtml( $legend ) . "</legend>\n";
 109         }
 110
 111         /**
 112          * Get the end tag of a fieldset.
 113          */
 114         protected function getFieldsetEnd() {
 115                 return "</fieldset>\n";
 116         }
 117 }
 118
 119 class WebInstaller_Language extends WebInstallerPage {
 120
 121         public function execute() {
 122                 global $wgLang;
 123                 $r = $this->parent->request;
 124                 $userLang = $r->getVal( 'UserLang' );
 125                 $contLang = $r->getVal( 'ContLang' );
 126
 127                 $lifetime = intval( ini_get( 'session.gc_maxlifetime' ) );
 128                 if ( !$lifetime ) {
 129                         $lifetime = 1440; // PHP default
 130                 }
 131
 132                 if ( $r->wasPosted() ) {
 133                         # Do session test
 134                         if ( $this->parent->getSession( 'test' ) === null ) {
 135                                 $requestTime = $r->getVal( 'LanguageRequestTime' );
 136                                 if ( !$requestTime ) {
 137                                         // The most likely explanation is that the user was knocked back
 138                                         // from another page on POST due to session expiry
 139                                         $msg = 'config-session-expired';
 140                                 } elseif ( time() - $requestTime > $lifetime ) {
 141                                         $msg = 'config-session-expired';
 142                                 } else {
 143                                         $msg = 'config-no-session';
 144                                 }
 145                                 $this->parent->showError( $msg, $wgLang->formatTimePeriod( $lifetime ) );
 146                         } else {
 147                                 $languages = Language::getLanguageNames();
 148                                 if ( isset( $languages[$userLang] ) ) {
 149                                         $this->setVar( '_UserLang', $userLang );
 150                                 }
 151                                 if ( isset( $languages[$contLang] ) ) {
 152                                         $this->setVar( 'wgLanguageCode', $contLang );
 153                                 }
 154                                 return 'continue';
 155                         }
 156                 } elseif ( $this->parent->showSessionWarning ) {
 157                         # The user was knocked back from another page to the start
 158                         # This probably indicates a session expiry
 159                         $this->parent->showError( 'config-session-expired', $wgLang->formatTimePeriod( $lifetime ) );
 160                 }
 161
 162                 $this->parent->setSession( 'test', true );
 163
 164                 if ( !isset( $languages[$userLang] ) ) {
 165                         $userLang = $this->getVar( '_UserLang', 'en' );
 166                 }
 167                 if ( !isset( $languages[$contLang] ) ) {
 168                         $contLang = $this->getVar( 'wgLanguageCode', 'en' );
 169                 }
 170                 $this->startForm();
 171                 $s = Html::hidden( 'LanguageRequestTime', time() ) .
 172                         $this->getLanguageSelector( 'UserLang', 'config-your-language', $userLang, $this->parent->getHelpBox( 'config-your-language-help' ) ) .
 173                         $this->getLanguageSelector( 'ContLang', 'config-wiki-language', $contLang, $this->parent->getHelpBox( 'config-wiki-language-help' ) );
 174                 $this->addHTML( $s );
 175                 $this->endForm( 'continue', false );
 176         }
 177
 178         /**
 179          * Get a <select> for selecting languages.
 180          */
 181         public function getLanguageSelector( $name, $label, $selectedCode ) {
 182                 global $wgDummyLanguageCodes;
 183                 $s = Html::openElement( 'select', array( 'id' => $name, 'name' => $name ) ) . "\n";
 184
 185                 $languages = Language::getLanguageNames();
 186                 ksort( $languages );
 187                 $dummies = array_flip( $wgDummyLanguageCodes );
 188                 foreach ( $languages as $code => $lang ) {
 189                         if ( isset( $dummies[$code] ) ) continue;
 190                         $s .= "\n" . Xml::option( "$code - $lang", $code, $code == $selectedCode );
 191                 }
 192                 $s .= "\n</select>\n";
 193                 return $this->parent->label( $label, $name, $s );
 194         }
 195
 196 }
 197
 198 class WebInstaller_ExistingWiki extends WebInstallerPage {
 199         public function execute() {
 200                 // If there is no LocalSettings.php, continue to the installer welcome page
 201                 $vars = $this->parent->getExistingLocalSettings();
 202                 if ( !$vars ) {
 203                         return 'skip';
 204                 }
 205
 206                 // Check if the upgrade key supplied to the user has appeared in LocalSettings.php
 207                 if ( $vars['wgUpgradeKey'] !== false
 208                         && $this->getVar( '_UpgradeKeySupplied' )
 209                         && $this->getVar( 'wgUpgradeKey' ) === $vars['wgUpgradeKey'] )
 210                 {
 211                         // It's there, so the user is authorized
 212                         $status = $this->handleExistingUpgrade( $vars );
 213                         if ( $status->isOK() ) {
 214                                 return 'skip';
 215                         } else {
 216                                 $this->startForm();
 217                                 $this->parent->showStatusBox( $status );
 218                                 $this->endForm( 'continue' );
 219                                 return 'output';
 220                         }
 221                 }
 222
 223                 // If there is no $wgUpgradeKey, tell the user to add one to LocalSettings.php
 224                 if ( $vars['wgUpgradeKey'] === false ) {
 225                         if ( $this->getVar( 'wgUpgradeKey', false ) === false ) {
 226                                 $this->parent->generateUpgradeKey();
 227                                 $this->setVar( '_UpgradeKeySupplied', true );
 228                         }
 229                         $this->startForm();
 230                         $this->addHTML( $this->parent->getInfoBox(
 231                                 wfMsgNoTrans( 'config-upgrade-key-missing',
 232                                         "<pre>\$wgUpgradeKey = '" . $this->getVar( 'wgUpgradeKey' ) . "';</pre>" )
 233                         ) );
 234                         $this->endForm( 'continue' );
 235                         return 'output';
 236                 }
 237
 238                 // If there is an upgrade key, but it wasn't supplied, prompt the user to enter it
 239
 240                 $r = $this->parent->request;
 241                 if ( $r->wasPosted() ) {
 242                         $key = $r->getText( 'config_wgUpgradeKey' );
 243                         if( !$key || $key !== $vars['wgUpgradeKey'] ) {
 244                                 $this->parent->showError( 'config-localsettings-badkey' );
 245                                 $this->showKeyForm();
 246                                 return 'output';
 247                         }
 248                         // Key was OK
 249                         $status = $this->handleExistingUpgrade( $vars );
 250                         if ( $status->isOK() ) {
 251                                 return 'continue';
 252                         } else {
 253                                 $this->parent->showStatusBox( $status );
 254                                 $this->showKeyForm();
 255                                 return 'output';
 256                         }
 257                 } else {
 258                         $this->showKeyForm();
 259                         return 'output';
 260                 }
 261         }
 262
 263         /**
 264          * Show the "enter key" form
 265          */
 266         protected function showKeyForm() {
 267                 $this->startForm();
 268                 $this->addHTML(
 269                         $this->parent->getInfoBox( wfMsgNoTrans( 'config-localsettings-upgrade' ) ).
 270                         '<br />' .
 271                         $this->parent->getTextBox( array(
 272                                 'var' => 'wgUpgradeKey',
 273                                 'label' => 'config-localsettings-key',
 274                                 'attribs' => array( 'autocomplete' => 'off' ),
 275                         ) )
 276                 );
 277                 $this->endForm( 'continue' );
 278         }
 279
 280         protected function importVariables( $names, $vars ) {
 281                 $status = Status::newGood();
 282                 foreach ( $names as $name ) {
 283                         if ( !isset( $vars[$name] ) ) {
 284                                 $status->fatal( 'config-localsettings-incomplete', $name );
 285                         }
 286                         $this->setVar( $name, $vars[$name] );
 287                 }
 288                 return $status;
 289         }
 290
 291         /**
 292          * Initiate an upgrade of the existing database
 293          * @param $vars Variables from LocalSettings.php and AdminSettings.php
 294          * @return Status
 295          */
 296         protected function handleExistingUpgrade( $vars ) {
 297                 // Check $wgDBtype
 298                 if ( !isset( $vars['wgDBtype'] ) || !in_array( $vars['wgDBtype'], Installer::getDBTypes() ) ) {
 299                         return Status::newFatal( 'config-localsettings-connection-error', '' );
 300                 }
 301
 302                 // Set the relevant variables from LocalSettings.php
 303                 $requiredVars = array( 'wgDBtype' );
 304                 $status = $this->importVariables( $requiredVars , $vars );
 305                 $installer = $this->parent->getDBInstaller();
 306                 $status->merge( $this->importVariables( $installer->getGlobalNames(), $vars ) );
 307                 if ( !$status->isOK() ) {
 308                         return $status;
 309                 }
 310
 311                 if ( isset( $vars['wgDBadminuser'] ) ) {
 312                         $this->setVar( '_InstallUser', $vars['wgDBadminuser'] );
 313                 } else {
 314                         $this->setVar( '_InstallUser', $vars['wgDBuser'] );
 315                 }
 316                 if ( isset( $vars['wgDBadminpassword'] ) ) {
 317                         $this->setVar( '_InstallPassword', $vars['wgDBadminpassword'] );
 318                 } else {
 319                         $this->setVar( '_InstallPassword', $vars['wgDBpassword'] );
 320                 }
 321
 322                 // Test the database connection
 323                 $status = $installer->getConnection();
 324                 if ( !$status->isOK() ) {
 325                         // Adjust the error message to explain things correctly
 326                         $status->replaceMessage( 'config-connection-error',
 327                                 'config-localsettings-connection-error' );
 328                         return $status;
 329                 }
 330
 331                 // All good
 332                 $this->setVar( '_ExistingDBSettings', true );
 333                 return $status;
 334         }
 335 }
 336
 337 class WebInstaller_Welcome extends WebInstallerPage {
 338
 339         public function execute() {
 340                 if ( $this->parent->request->wasPosted() ) {
 341                         if ( $this->getVar( '_Environment' ) ) {
 342                                 return 'continue';
 343                         }
 344                 }
 345                 $this->parent->output->addWikiText( wfMsgNoTrans( 'config-welcome' ) );
 346                 $status = $this->parent->doEnvironmentChecks();
 347                 if ( $status->isGood() ) {
 348                         $this->parent->output->addHTML( '<span class="success-message">' .
 349                                 wfMsgHtml( 'config-env-good' ) . '</span>' );
 350                         $this->parent->output->addWikiText( wfMsgNoTrans( 'config-copyright',
 351                                 SpecialVersion::getCopyrightAndAuthorList() ) );
 352                         $this->startForm();
 353                         $this->endForm();
 354                 } else {
 355                         $this->parent->showStatusMessage( $status );
 356                 }
 357         }
 358
 359 }
 360
 361 class WebInstaller_DBConnect extends WebInstallerPage {
 362
 363         public function execute() {
 364                 if ( $this->getVar( '_ExistingDBSettings' ) ) {
 365                         return 'skip';
 366                 }
 367
 368                 $r = $this->parent->request;
 369                 if ( $r->wasPosted() ) {
 370                         $status = $this->submit();
 371
 372                         if ( $status->isGood() ) {
 373                                 $this->setVar( '_UpgradeDone', false );
 374                                 return 'continue';
 375                         } else {
 376                                 $this->parent->showStatusBox( $status );
 377                         }
 378                 }
 379
 380                 $this->startForm();
 381
 382                 $types = "<ul class=\"config-settings-block\">\n";
 383                 $settings = '';
 384                 $defaultType = $this->getVar( 'wgDBtype' );
 385
 386                 $dbSupport = '';
 387                 foreach( $this->parent->getDBTypes() as $type ) {
 388                         $link = DatabaseBase::newFromType( $type )->getSoftwareLink();
 389                         $dbSupport .= wfMsgNoTrans( "config-support-$type", $link ) . "\n";
 390                 }
 391                 $this->addHTML( $this->parent->getInfoBox(
 392                         wfMsg( 'config-support-info', $dbSupport ) ) );
 393
 394                 foreach ( $this->parent->getVar( '_CompiledDBs' ) as $type ) {
 395                         $installer = $this->parent->getDBInstaller( $type );
 396                         $types .=
 397                                 '<li>' .
 398                                 Xml::radioLabel(
 399                                         $installer->getReadableName(),
 400                                         'DBType',
 401                                         $type,
 402                                         "DBType_$type",
 403                                         $type == $defaultType,
 404                                         array( 'class' => 'dbRadio', 'rel' => "DB_wrapper_$type" )
 405                                 ) .
 406                                 "</li>\n";
 407
 408                         $settings .=
 409                                 Html::openElement( 'div', array( 'id' => 'DB_wrapper_' . $type, 'class' => 'dbWrapper' ) ) .
 410                                 Html::element( 'h3', array(), wfMsg( 'config-header-' . $type ) ) .
 411                                 $installer->getConnectForm() .
 412                                 "</div>\n";
 413                 }
 414                 $types .= "</ul><br clear=\"left\"/>\n";
 415
 416                 $this->addHTML(
 417                         $this->parent->label( 'config-db-type', false, $types ) .
 418                         $settings
 419                 );
 420
 421                 $this->endForm();
 422         }
 423
 424         public function submit() {
 425                 $r = $this->parent->request;
 426                 $type = $r->getVal( 'DBType' );
 427                 $this->setVar( 'wgDBtype', $type );
 428                 $installer = $this->parent->getDBInstaller( $type );
 429                 if ( !$installer ) {
 430                         return Status::newFatal( 'config-invalid-db-type' );
 431                 }
 432                 return $installer->submitConnectForm();
 433         }
 434
 435 }
 436
 437 class WebInstaller_Upgrade extends WebInstallerPage {
 438
 439         public function execute() {
 440                 if ( $this->getVar( '_UpgradeDone' ) ) {
 441                         // Allow regeneration of LocalSettings.php, unless we are working
 442                         // from a pre-existing LocalSettings.php file and we want to avoid
 443                         // leaking its contents
 444                         if ( $this->parent->request->wasPosted() && !$this->getVar( '_ExistingDBSettings' ) ) {
 445                                 // Done message acknowledged
 446                                 return 'continue';
 447                         } else {
 448                                 // Back button click
 449                                 // Show the done message again
 450                                 // Make them click back again if they want to do the upgrade again
 451                                 $this->showDoneMessage();
 452                                 return 'output';
 453                         }
 454                 }
 455
 456                 // wgDBtype is generally valid here because otherwise the previous page
 457                 // (connect) wouldn't have declared its happiness
 458                 $type = $this->getVar( 'wgDBtype' );
 459                 $installer = $this->parent->getDBInstaller( $type );
 460
 461                 if ( !$installer->needsUpgrade() ) {
 462                         return 'skip';
 463                 }
 464
 465                 if ( $this->parent->request->wasPosted() ) {
 466                         $installer->preUpgrade();
 467                         $this->addHTML(
 468                                 '<div id="config-spinner" style="display:none;"><img src="../skins/common/images/ajax-loader.gif" /></div>' .
 469                                 '<script>jQuery( "#config-spinner" )[0].style.display = "block";</script>' .
 470                                 '<textarea id="config-update-log" name="UpdateLog" rows="10" readonly="readonly">'
 471                         );
 472                         $this->parent->output->flush();
 473                         $result = $installer->doUpgrade();
 474                         $this->addHTML( '</textarea>
 475 <script>jQuery( "#config-spinner" )[0].style.display = "none";</script>' );
 476                         $this->parent->output->flush();
 477                         if ( $result ) {
 478                                 $this->setVar( '_UpgradeDone', true );
 479                                 $this->showDoneMessage();
 480                                 return 'output';
 481                         }
 482                 }
 483
 484                 $this->startForm();
 485                 $this->addHTML( $this->parent->getInfoBox(
 486                         wfMsgNoTrans( 'config-can-upgrade', $GLOBALS['wgVersion'] ) ) );
 487                 $this->endForm();
 488         }
 489
 490         public function showDoneMessage() {
 491                 $this->startForm();
 492                 $regenerate = !$this->getVar( '_ExistingDBSettings' );
 493                 if ( $regenerate ) {
 494                         $msg = 'config-upgrade-done';
 495                 } else {
 496                         $msg = 'config-upgrade-done-no-regenerate';
 497                 }
 498                 $this->parent->disableLinkPopups();
 499                 $this->addHTML(
 500                         $this->parent->getInfoBox(
 501                                 wfMsgNoTrans( $msg,
 502                                         $GLOBALS['wgServer'] .
 503                                                 $this->getVar( 'wgScriptPath' ) . '/index' .
 504                                                 $this->getVar( 'wgScriptExtension' )
 505                                 ), 'tick-32.png'
 506                         )
 507                 );
 508                 $this->parent->restoreLinkPopups();
 509                 $this->endForm( $regenerate ? 'regenerate' : false, false );
 510         }
 511
 512 }
 513
 514 class WebInstaller_DBSettings extends WebInstallerPage {
 515
 516         public function execute() {
 517                 $installer = $this->parent->getDBInstaller( $this->getVar( 'wgDBtype' ) );
 518
 519                 $r = $this->parent->request;
 520                 if ( $r->wasPosted() ) {
 521                         $status = $installer->submitSettingsForm();
 522                         if ( $status === false ) {
 523                                 return 'skip';
 524                         } elseif ( $status->isGood() ) {
 525                                 return 'continue';
 526                         } else {
 527                                 $this->parent->showStatusBox( $status );
 528                         }
 529                 }
 530
 531                 $form = $installer->getSettingsForm();
 532                 if ( $form === false ) {
 533                         return 'skip';
 534                 }
 535
 536                 $this->startForm();
 537                 $this->addHTML( $form );
 538                 $this->endForm();
 539         }
 540
 541 }
 542
 543 class WebInstaller_Name extends WebInstallerPage {
 544
 545         public function execute() {
 546                 $r = $this->parent->request;
 547                 if ( $r->wasPosted() ) {
 548                         if ( $this->submit() ) {
 549                                 return 'continue';
 550                         }
 551                 }
 552
 553                 $this->startForm();
 554
 555                 // Encourage people to not name their site 'MediaWiki' by blanking the
 556                 // field. I think that was the intent with the original $GLOBALS['wgSitename']
 557                 // but these two always were the same so had the effect of making the
 558                 // installer forget $wgSitename when navigating back to this page.
 559                 if ( $this->getVar( 'wgSitename' ) == 'MediaWiki' ) {
 560                         $this->setVar( 'wgSitename', '' );
 561                 }
 562
 563                 // Set wgMetaNamespace to something valid before we show the form.
 564                 // $wgMetaNamespace defaults to $wgSiteName which is 'MediaWiki'
 565                 $metaNS = $this->getVar( 'wgMetaNamespace' );
 566                 $this->setVar( 'wgMetaNamespace', wfMsgForContent( 'config-ns-other-default' ) );
 567
 568                 $this->addHTML(
 569                         $this->parent->getTextBox( array(
 570                                 'var' => 'wgSitename',
 571                                 'label' => 'config-site-name',
 572                           'help' => $this->parent->getHelpBox( 'config-site-name-help' )
 573                         ) ) .
 574                         $this->parent->getRadioSet( array(
 575                                 'var' => '_NamespaceType',
 576                                 'label' => 'config-project-namespace',
 577                                 'itemLabelPrefix' => 'config-ns-',
 578                                 'values' => array( 'site-name', 'generic', 'other' ),
 579                                 'commonAttribs' => array( 'class' => 'enableForOther', 'rel' => 'config_wgMetaNamespace' ),
 580                                 'help' => $this->parent->getHelpBox( 'config-project-namespace-help' )
 581                         ) ) .
 582                         $this->parent->getTextBox( array(
 583                                 'var' => 'wgMetaNamespace',
 584                                 'label' => '', //TODO: Needs a label?
 585                                 'attribs' => array( 'readonly' => 'readonly', 'class' => 'enabledByOther' ),
 586
 587                         ) ) .
 588                         $this->getFieldSetStart( 'config-admin-box' ) .
 589                         $this->parent->getTextBox( array(
 590                                 'var' => '_AdminName',
 591                                 'label' => 'config-admin-name',
 592                                 'help' => $this->parent->getHelpBox( 'config-admin-help' )
 593                         ) ) .
 594                         $this->parent->getPasswordBox( array(
 595                                 'var' => '_AdminPassword',
 596                                 'label' => 'config-admin-password',
 597                         ) ) .
 598                         $this->parent->getPasswordBox( array(
 599                                 'var' => '_AdminPassword2',
 600                                 'label' => 'config-admin-password-confirm'
 601                         ) ) .
 602                         $this->parent->getTextBox( array(
 603                                 'var' => '_AdminEmail',
 604                                 'label' => 'config-admin-email',
 605                                 'help' => $this->parent->getHelpBox( 'config-admin-email-help' )
 606                         ) ) .
 607                         $this->parent->getCheckBox( array(
 608                                 'var' => '_Subscribe',
 609                                 'label' => 'config-subscribe',
 610                                 'help' => $this->parent->getHelpBox( 'config-subscribe-help' )
 611                         ) ) .
 612                         $this->getFieldSetEnd() .
 613                         $this->parent->getInfoBox( wfMsg( 'config-almost-done' ) ) .
 614                         $this->parent->getRadioSet( array(
 615                                 'var' => '_SkipOptional',
 616                                 'itemLabelPrefix' => 'config-optional-',
 617                                 'values' => array( 'continue', 'skip' )
 618                         ) )
 619                 );
 620
 621                 // Restore the default value
 622                 $this->setVar( 'wgMetaNamespace', $metaNS );
 623
 624                 $this->endForm();
 625                 return 'output';
 626         }
 627
 628         public function submit() {
 629                 $retVal = true;
 630                 $this->parent->setVarsFromRequest( array( 'wgSitename', '_NamespaceType',
 631                         '_AdminName', '_AdminPassword', '_AdminPassword2', '_AdminEmail',
 632                         '_Subscribe', '_SkipOptional', 'wgMetaNamespace' ) );
 633
 634                 // Validate site name
 635                 if ( strval( $this->getVar( 'wgSitename' ) ) === '' ) {
 636                         $this->parent->showError( 'config-site-name-blank' );
 637                         $retVal = false;
 638                 }
 639
 640                 // Fetch namespace
 641                 $nsType = $this->getVar( '_NamespaceType' );
 642                 if ( $nsType == 'site-name' ) {
 643                         $name = $this->getVar( 'wgSitename' );
 644                         // Sanitize for namespace
 645                         // This algorithm should match the JS one in WebInstallerOutput.php
 646                         $name = preg_replace( '/[\[\]\{\}|#<>%+? ]/', '_', $name );
 647                         $name = str_replace( '&', '&amp;', $name );
 648                         $name = preg_replace( '/__+/', '_', $name );
 649                         $name = ucfirst( trim( $name, '_' ) );
 650                 } elseif ( $nsType == 'generic' ) {
 651                         $name = wfMsg( 'config-ns-generic' );
 652                 } else { // other
 653                         $name = $this->getVar( 'wgMetaNamespace' );
 654                 }
 655
 656                 // Validate namespace
 657                 if ( strpos( $name, ':' ) !== false ) {
 658                         $good = false;
 659                 } else {
 660                         // Title-style validation
 661                         $title = Title::newFromText( $name );
 662                         if ( !$title ) {
 663                                 $good = $nsType == 'site-name';
 664                         } else {
 665                                 $name = $title->getDBkey();
 666                                 $good = true;
 667                         }
 668                 }
 669                 if ( !$good ) {
 670                         $this->parent->showError( 'config-ns-invalid', $name );
 671                         $retVal = false;
 672                 }
 673
 674                 // Make sure it won't conflict with any existing namespaces
 675                 global $wgContLang;
 676                 $nsIndex = $wgContLang->getNsIndex( $name );
 677                 if( $nsIndex !== false && $nsIndex !== NS_PROJECT ) {
 678                         $this->parent->showError( 'config-ns-conflict', $name );
 679                         $retVal = false;
 680                 }
 681
 682                 $this->setVar( 'wgMetaNamespace', $name );
 683
 684                 // Validate username for creation
 685                 $name = $this->getVar( '_AdminName' );
 686                 if ( strval( $name ) === '' ) {
 687                         $this->parent->showError( 'config-admin-name-blank' );
 688                         $cname = $name;
 689                         $retVal = false;
 690                 } else {
 691                         $cname = User::getCanonicalName( $name, 'creatable' );
 692                         if ( $cname === false ) {
 693                                 $this->parent->showError( 'config-admin-name-invalid', $name );
 694                                 $retVal = false;
 695                         } else {
 696                                 $this->setVar( '_AdminName', $cname );
 697                         }
 698                 }
 699
 700                 // Validate password
 701                 $msg = false;
 702                 $valid = false;
 703                 $pwd = $this->getVar( '_AdminPassword' );
 704                 $user = User::newFromName( $cname );
 705                 $valid = $user && $user->getPasswordValidity( $pwd );
 706                 if ( strval( $pwd ) === '' ) {
 707                         # $user->getPasswordValidity just checks for $wgMinimalPasswordLength.
 708                         # This message is more specific and helpful.
 709                         $msg = 'config-admin-password-blank';
 710                 } elseif ( $pwd !== $this->getVar( '_AdminPassword2' ) ) {
 711                         $msg = 'config-admin-password-mismatch';
 712                 } elseif ( $valid !== true ) {
 713                         # As of writing this will only catch the username being e.g. 'FOO' and
 714                         # the password 'foo'
 715                         $msg = $valid;
 716                 }
 717                 if ( $msg !== false ) {
 718                         call_user_func_array( array( $this->parent, 'showError' ), (array)$msg );
 719                         $this->setVar( '_AdminPassword', '' );
 720                         $this->setVar( '_AdminPassword2', '' );
 721                         $retVal = false;
 722                 }
 723
 724                 // Validate e-mail if provided
 725                 $email = $this->getVar( '_AdminEmail' );
 726                 if( $email && !User::isValidEmailAddr( $email ) ) {
 727                         $this->parent->showError( 'config-admin-error-bademail' );
 728                         $retVal = false;
 729                 }
 730
 731                 return $retVal;
 732         }
 733
 734 }
 735
 736 class WebInstaller_Options extends WebInstallerPage {
 737
 738         public function execute() {
 739                 if ( $this->getVar( '_SkipOptional' ) == 'skip' ) {
 740                         return 'skip';
 741                 }
 742                 if ( $this->parent->request->wasPosted() ) {
 743                         if ( $this->submit() ) {
 744                                 return 'continue';
 745                         }
 746                 }
 747
 748                 $emailwrapperStyle = $this->getVar( 'wgEnableEmail' ) ? '' : 'display: none';
 749                 $this->startForm();
 750                 $this->addHTML(
 751                         # User Rights
 752                         $this->parent->getRadioSet( array(
 753                                 'var' => '_RightsProfile',
 754                                 'label' => 'config-profile',
 755                                 'itemLabelPrefix' => 'config-profile-',
 756                                 'values' => array_keys( $this->parent->rightsProfiles ),
 757                         ) ) .
 758                         $this->parent->getInfoBox( wfMsgNoTrans( 'config-profile-help' ) ) .
 759
 760                         # Licensing
 761                         $this->parent->getRadioSet( array(
 762                                 'var' => '_LicenseCode',
 763                                 'label' => 'config-license',
 764                                 'itemLabelPrefix' => 'config-license-',
 765                                 'values' => array_keys( $this->parent->licenses ),
 766                                 'commonAttribs' => array( 'class' => 'licenseRadio' ),
 767                         ) ) .
 768                         $this->getCCChooser() .
 769                         $this->parent->getHelpBox( 'config-license-help' ) .
 770
 771                         # E-mail
 772                         $this->getFieldSetStart( 'config-email-settings' ) .
 773                         $this->parent->getCheckBox( array(
 774                                 'var' => 'wgEnableEmail',
 775                                 'label' => 'config-enable-email',
 776                                 'attribs' => array( 'class' => 'showHideRadio', 'rel' => 'emailwrapper' ),
 777                         ) ) .
 778                         $this->parent->getHelpBox( 'config-enable-email-help' ) .
 779                         "<div id=\"emailwrapper\" style=\"$emailwrapperStyle\">" .
 780                         $this->parent->getTextBox( array(
 781                                 'var' => 'wgPasswordSender',
 782                                 'label' => 'config-email-sender'
 783                         ) ) .
 784                         $this->parent->getHelpBox( 'config-email-sender-help' ) .
 785                         $this->parent->getCheckBox( array(
 786                                 'var' => 'wgEnableUserEmail',
 787                                 'label' => 'config-email-user',
 788                         ) ) .
 789                         $this->parent->getHelpBox( 'config-email-user-help' ) .
 790                         $this->parent->getCheckBox( array(
 791                                 'var' => 'wgEnotifUserTalk',
 792                                 'label' => 'config-email-usertalk',
 793                         ) ) .
 794                         $this->parent->getHelpBox( 'config-email-usertalk-help' ) .
 795                         $this->parent->getCheckBox( array(
 796                                 'var' => 'wgEnotifWatchlist',
 797                                 'label' => 'config-email-watchlist',
 798                         ) ) .
 799                         $this->parent->getHelpBox( 'config-email-watchlist-help' ) .
 800                         $this->parent->getCheckBox( array(
 801                                 'var' => 'wgEmailAuthentication',
 802                                 'label' => 'config-email-auth',
 803                         ) ) .
 804                         $this->parent->getHelpBox( 'config-email-auth-help' ) .
 805                         "</div>" .
 806                         $this->getFieldSetEnd()
 807                 );
 808
 809                 $extensions = $this->parent->findExtensions();
 810
 811                 if( $extensions ) {
 812                         $extHtml = $this->getFieldSetStart( 'config-extensions' );
 813
 814                         foreach( $extensions as $ext ) {
 815                                 $extHtml .= $this->parent->getCheckBox( array(
 816                                         'var' => "ext-$ext",
 817                                         'rawtext' => $ext,
 818                                 ) );
 819                         }
 820
 821                         $extHtml .= $this->parent->getHelpBox( 'config-extensions-help' ) .
 822                         $this->getFieldSetEnd();
 823                         $this->addHTML( $extHtml );
 824                 }
 825
 826                 // Having / in paths in Windows looks funny :)
 827                 $this->setVar( 'wgDeletedDirectory',
 828                         str_replace(
 829                                 '/', DIRECTORY_SEPARATOR,
 830                                 $this->getVar( 'wgDeletedDirectory' )
 831                         )
 832                 );
 833
 834                 $uploadwrapperStyle = $this->getVar( 'wgEnableUploads' ) ? '' : 'display: none';
 835                 $this->addHTML(
 836                         # Uploading
 837                         $this->getFieldSetStart( 'config-upload-settings' ) .
 838                         $this->parent->getCheckBox( array(
 839                                 'var' => 'wgEnableUploads',
 840                                 'label' => 'config-upload-enable',
 841                                 'attribs' => array( 'class' => 'showHideRadio', 'rel' => 'uploadwrapper' ),
 842                                 'help' => $this->parent->getHelpBox( 'config-upload-help' )
 843                         ) ) .
 844                         '<div id="uploadwrapper" style="' . $uploadwrapperStyle . '">' .
 845                         $this->parent->getTextBox( array(
 846                                 'var' => 'wgDeletedDirectory',
 847                                 'label' => 'config-upload-deleted',
 848                                 'help' => $this->parent->getHelpBox( 'config-upload-deleted-help' )
 849                         ) ) .
 850                         '</div>' .
 851                         $this->parent->getTextBox( array(
 852                                 'var' => 'wgLogo',
 853                                 'label' => 'config-logo',
 854                                 'help' => $this->parent->getHelpBox( 'config-logo-help' )
 855                         ) )
 856                 );
 857                 $this->addHTML(
 858                         $this->parent->getCheckBox( array(
 859                                 'var' => 'wgUseInstantCommons',
 860                                 'label' => 'config-instantcommons',
 861                                 'help' => $this->parent->getHelpBox( 'config-instantcommons-help' )
 862                         ) ) .
 863                         $this->getFieldSetEnd()
 864                 );
 865
 866                 $caches = array( 'none' );
 867                 if( count( $this->getVar( '_Caches' ) ) ) {
 868                         $caches[] = 'accel';
 869                 }
 870                 $caches[] = 'memcached';
 871
 872                 $this->addHTML(
 873                         # Advanced settings
 874                         $this->getFieldSetStart( 'config-advanced-settings' ) .
 875                         # Object cache settings
 876                         $this->parent->getRadioSet( array(
 877                                 'var' => 'wgMainCacheType',
 878                                 'label' => 'config-cache-options',
 879                                 'itemLabelPrefix' => 'config-cache-',
 880                                 'values' => $caches,
 881                                 'value' => 'none',
 882                         ) ) .
 883                         $this->parent->getHelpBox( 'config-cache-help' ) .
 884                         '<div id="config-memcachewrapper">' .
 885                         $this->parent->getTextArea( array(
 886                                 'var' => '_MemCachedServers',
 887                                 'label' => 'config-memcached-servers',
 888                                 'help' => $this->parent->getHelpBox( 'config-memcached-help' )
 889                         ) ) .
 890                         '</div>' .
 891                         $this->getFieldSetEnd()
 892                 );
 893                 $this->endForm();
 894         }
 895
 896         public function getCCPartnerUrl() {
 897                 global $wgServer;
 898                 $exitUrl = $wgServer . $this->parent->getUrl( array(
 899                         'page' => 'Options',
 900                         'SubmitCC' => 'indeed',
 901                         'config__LicenseCode' => 'cc',
 902                         'config_wgRightsUrl' => '[license_url]',
 903                         'config_wgRightsText' => '[license_name]',
 904                         'config_wgRightsIcon' => '[license_button]',
 905                 ) );
 906                 $styleUrl = $wgServer . dirname( dirname( $this->parent->getUrl() ) ) .
 907                         '/skins/common/config-cc.css';
 908                 $iframeUrl = 'http://creativecommons.org/license/?' .
 909                         wfArrayToCGI( array(
 910                                 'partner' => 'MediaWiki',
 911                                 'exit_url' => $exitUrl,
 912                                 'lang' => $this->getVar( '_UserLang' ),
 913                                 'stylesheet' => $styleUrl,
 914                         ) );
 915                 return $iframeUrl;
 916         }
 917
 918         public function getCCChooser() {
 919                 $iframeAttribs = array(
 920                         'class' => 'config-cc-iframe',
 921                         'name' => 'config-cc-iframe',
 922                         'id' => 'config-cc-iframe',
 923                         'frameborder' => 0,
 924                         'width' => '100%',
 925                         'height' => '100%',
 926                 );
 927                 if ( $this->getVar( '_CCDone' ) ) {
 928                         $iframeAttribs['src'] = $this->parent->getUrl( array( 'ShowCC' => 'yes' ) );
 929                 } else {
 930                         $iframeAttribs['src'] = $this->getCCPartnerUrl();
 931                 }
 932                 $wrapperStyle = ($this->getVar('_LicenseCode') == 'cc-choose') ? '' : 'display: none';
 933
 934                 return
 935                         "<div class=\"config-cc-wrapper\" id=\"config-cc-wrapper\" style=\"$wrapperStyle\">\n" .
 936                         Html::element( 'iframe', $iframeAttribs, '', false /* not short */ ) .
 937                         "</div>\n";
 938         }
 939
 940         public function getCCDoneBox() {
 941                 $js = "parent.document.getElementById('config-cc-wrapper').style.height = '$1';";
 942                 // If you change this height, also change it in config.css
 943                 $expandJs = str_replace( '$1', '54em', $js );
 944                 $reduceJs = str_replace( '$1', '70px', $js );
 945                 return
 946                         '<p>'.
 947                         Html::element( 'img', array( 'src' => $this->getVar( 'wgRightsIcon' ) ) ) .
 948                         '&#160;&#160;' .
 949                         htmlspecialchars( $this->getVar( 'wgRightsText' ) ) .
 950                         "</p>\n" .
 951                         "<p style=\"text-align: center\">" .
 952                         Html::element( 'a',
 953                                 array(
 954                                         'href' => $this->getCCPartnerUrl(),
 955                                         'onclick' => $expandJs,
 956                                 ),
 957                                 wfMsg( 'config-cc-again' )
 958                         ) .
 959                         "</p>\n" .
 960                         "<script type=\"text/javascript\">\n" .
 961                         # Reduce the wrapper div height
 962                         htmlspecialchars( $reduceJs ) .
 963                         "\n" .
 964                         "</script>\n";
 965         }
 966
 967         public function submitCC() {
 968                 $newValues = $this->parent->setVarsFromRequest(
 969                         array( 'wgRightsUrl', 'wgRightsText', 'wgRightsIcon' ) );
 970                 if ( count( $newValues ) != 3 ) {
 971                         $this->parent->showError( 'config-cc-error' );
 972                         return;
 973                 }
 974                 $this->setVar( '_CCDone', true );
 975                 $this->addHTML( $this->getCCDoneBox() );
 976         }
 977
 978         public function submit() {
 979                 $this->parent->setVarsFromRequest( array( '_RightsProfile', '_LicenseCode',
 980                         'wgEnableEmail', 'wgPasswordSender', 'wgEnableUploads', 'wgLogo',
 981                         'wgEnableUserEmail', 'wgEnotifUserTalk', 'wgEnotifWatchlist',
 982                         'wgEmailAuthentication', 'wgMainCacheType', '_MemCachedServers',
 983                         'wgUseInstantCommons' ) );
 984
 985                 if ( !in_array( $this->getVar( '_RightsProfile' ),
 986                         array_keys( $this->parent->rightsProfiles ) ) )
 987                 {
 988                         reset( $this->parent->rightsProfiles );
 989                         $this->setVar( '_RightsProfile', key( $this->parent->rightsProfiles ) );
 990                 }
 991
 992                 $code = $this->getVar( '_LicenseCode' );
 993                 if ( $code == 'cc-choose' ) {
 994                         if ( !$this->getVar( '_CCDone' ) ) {
 995                                 $this->parent->showError( 'config-cc-not-chosen' );
 996                                 return false;
 997                         }
 998                 } elseif ( in_array( $code, array_keys( $this->parent->licenses ) ) ) {
 999                         $entry = $this->parent->licenses[$code];
1000                         if ( isset( $entry['text'] ) ) {
1001                                 $this->setVar( 'wgRightsText', $entry['text'] );
1002                         } else {
1003                                 $this->setVar( 'wgRightsText', wfMsg( 'config-license-' . $code ) );
1004                         }
1005                         $this->setVar( 'wgRightsUrl', $entry['url'] );
1006                         $this->setVar( 'wgRightsIcon', $entry['icon'] );
1007                 } else {
1008                         $this->setVar( 'wgRightsText', '' );
1009                         $this->setVar( 'wgRightsUrl', '' );
1010                         $this->setVar( 'wgRightsIcon', '' );
1011                 }
1012
1013                 $extsAvailable = $this->parent->findExtensions();
1014                 $extsToInstall = array();
1015                 foreach( $extsAvailable as $ext ) {
1016                         if( $this->parent->request->getCheck( 'config_ext-' . $ext ) ) {
1017                                 $extsToInstall[] = $ext;
1018                         }
1019                 }
1020                 $this->parent->setVar( '_Extensions', $extsToInstall );
1021
1022                 if( $this->getVar( 'wgMainCacheType' ) == 'memcached' ) {
1023                         $memcServers = explode( "\n", $this->getVar( '_MemCachedServers' ) );
1024                         if( !$memcServers ) {
1025                                 $this->parent->showError( 'config-memcache-needservers' );
1026                                 return false;
1027                         }
1028
1029                         foreach( $memcServers as $server ) {
1030                                 $memcParts = explode( ":", $server );
1031                                 if( !IP::isValid( $memcParts[0] ) ) {
1032                                         $this->parent->showError( 'config-memcache-badip', $memcParts[0] );
1033                                         return false;
1034                                 } elseif( !isset( $memcParts[1] )  ) {
1035                                         $this->parent->showError( 'config-memcache-noport', $memcParts[0] );
1036                                         return false;
1037                                 } elseif( $memcParts[1] < 1 || $memcParts[1] > 65535 ) {
1038                                         $this->parent->showError( 'config-memcache-badport', 1, 65535 );
1039                                         return false;
1040                                 }
1041                         }
1042                 }
1043                 return true;
1044         }
1045
1046 }
1047
1048 class WebInstaller_Install extends WebInstallerPage {
1049
1050         public function execute() {
1051                 if( $this->getVar( '_UpgradeDone' ) ) {
1052                         return 'skip';
1053                 } elseif( $this->getVar( '_InstallDone' ) ) {
1054                         return 'continue';
1055                 } elseif( $this->parent->request->wasPosted() ) {
1056                         $this->startForm();
1057                         $this->addHTML("<ul>");
1058                         $results = $this->parent->performInstallation(
1059                                 array( $this, 'startStage'),
1060                                 array( $this, 'endStage' )
1061                         );
1062                         $this->addHTML("</ul>");
1063                         // PerformInstallation bails on a fatal, so make sure the last item
1064                         // completed before giving 'next.' Likewise, only provide back on failure
1065                         $lastStep = end( $results );
1066                         $continue = $lastStep->isOK() ? 'continue' : false;
1067                         $back = $lastStep->isOK() ? false : 'back';
1068                         $this->endForm( $continue, $back );
1069                 } else {
1070                         $this->startForm();
1071                         $this->addHTML( $this->parent->getInfoBox( wfMsgNoTrans( 'config-install-begin' ) ) );
1072                         $this->endForm();
1073                 }
1074                 return true;
1075         }
1076
1077         public function startStage( $step ) {
1078                 $this->addHTML( "<li>" . wfMsgHtml( "config-install-$step" ) . wfMsg( 'ellipsis') );
1079         }
1080
1081         public function endStage( $step, $status ) {
1082                 $msg = $status->isOk() ? 'config-install-step-done' : 'config-install-step-failed';
1083                 $html = wfMsgHtml( 'word-separator' ) . wfMsgHtml( $msg );
1084                 if ( !$status->isOk() ) {
1085                         $html = "<span class=\"error\">$html</span>";
1086                 }
1087                 $this->addHTML( $html . "</li>\n" );
1088                 if( !$status->isGood() ) {
1089                         $this->parent->showStatusBox( $status );
1090                 }
1091         }
1092
1093 }
1094
1095 class WebInstaller_Complete extends WebInstallerPage {
1096
1097         public function execute() {
1098                 // Pop up a dialog box, to make it difficult for the user to forget
1099                 // to download the file
1100                 $lsUrl = $GLOBALS['wgServer'] . $this->parent->getURL( array( 'localsettings' => 1 ) );
1101                 if ( isset( $_SERVER['HTTP_USER_AGENT'] ) && strpos( $_SERVER['HTTP_USER_AGENT'], 'MSIE' ) !== false ) {
1102                         // JS appears the only method that works consistently with IE7+
1103                         $this->addHtml( "\n<script type=\"" . $GLOBALS['wgJsMimeType'] . '">jQuery( document ).ready( function() { document.location='
1104                                 . Xml::encodeJsVar( $lsUrl) . "; } );</script>\n" );
1105                 } else {
1106                         $this->parent->request->response()->header( "Refresh: 0;url=$lsUrl" );
1107                 }
1108
1109                 $this->startForm();
1110                 $this->parent->disableLinkPopups();
1111                 $this->addHTML(
1112                         $this->parent->getInfoBox(
1113                                 wfMsgNoTrans( 'config-install-done',
1114                                         $lsUrl,
1115                                         $GLOBALS['wgServer'] .
1116                                                 $this->getVar( 'wgScriptPath' ) . '/index' .
1117                                                 $this->getVar( 'wgScriptExtension' ),
1118                                         '<downloadlink/>'
1119                                 ), 'tick-32.png'
1120                         )
1121                 );
1122                 $this->parent->restoreLinkPopups();
1123                 $this->endForm( false, false );
1124         }
1125 }
1126
1127 class WebInstaller_Restart extends WebInstallerPage {
1128
1129         public function execute() {
1130                 $r = $this->parent->request;
1131                 if ( $r->wasPosted() ) {
1132                         $really = $r->getVal( 'submit-restart' );
1133                         if ( $really ) {
1134                                 $this->parent->reset();
1135                         }
1136                         return 'continue';
1137                 }
1138
1139                 $this->startForm();
1140                 $s = $this->parent->getWarningBox( wfMsgNoTrans( 'config-help-restart' ) );
1141                 $this->addHTML( $s );
1142                 $this->endForm( 'restart' );
1143         }
1144
1145 }
1146
1147 abstract class WebInstaller_Document extends WebInstallerPage {
1148
1149         protected abstract function getFileName();
1150
1151         public  function execute() {
1152                 $text = $this->getFileContents();
1153                 $text = $this->formatTextFile( $text );
1154                 $this->parent->output->addWikiText( $text );
1155                 $this->startForm();
1156                 $this->endForm( false );
1157         }
1158
1159         public  function getFileContents() {
1160                 return file_get_contents( dirname( __FILE__ ) . '/../../' . $this->getFileName() );
1161         }
1162
1163         protected function formatTextFile( $text ) {
1164                 // Use Unix line endings, escape some wikitext stuff
1165                 $text = str_replace( array( '<', '{{', '[[', "\r" ),
1166                         array( '&lt;', '&#123;&#123;', '&#91;&#91;', '' ), $text );
1167                 // join word-wrapped lines into one
1168                 do {
1169                         $prev = $text;
1170                         $text = preg_replace( "/\n([\\*#\t])([^\n]*?)\n([^\n#\\*:]+)/", "\n\\1\\2 \\3", $text );
1171                 } while ( $text != $prev );
1172                 // Replace tab indents with colons
1173                 $text = preg_replace( '/^\t\t/m', '::', $text );
1174                 $text = preg_replace( '/^\t/m', ':', $text );
1175                 // turn (bug nnnn) into links
1176                 $text = preg_replace_callback('/bug (\d+)/', array( $this, 'replaceBugLinks' ), $text );
1177                 // add links to manual to every global variable mentioned
1178                 $text = preg_replace_callback('/(\$wg[a-z0-9_]+)/i', array( $this, 'replaceConfigLinks' ), $text );
1179                 return $text;
1180         }
1181
1182         private function replaceBugLinks( $matches ) {
1183                 return '<span class="config-plainlink">[https://bugzilla.wikimedia.org/' .
1184                         $matches[1] . ' bug ' . $matches[1] . ']</span>';
1185         }
1186
1187         private function replaceConfigLinks( $matches ) {
1188                 return '<span class="config-plainlink">[http://www.mediawiki.org/wiki/Manual:' .
1189                         $matches[1] . ' ' . $matches[1] . ']</span>';
1190         }
1191
1192 }
1193
1194 class WebInstaller_Readme extends WebInstaller_Document {
1195         protected function getFileName() { return 'README'; }
1196 }
1197
1198 class WebInstaller_ReleaseNotes extends WebInstaller_Document {
1199         protected function getFileName() { return 'RELEASE-NOTES'; }
1200 }
1201
1202 class WebInstaller_UpgradeDoc extends WebInstaller_Document {
1203         protected function getFileName() { return 'UPGRADE'; }
1204 }
1205
1206 class WebInstaller_Copying extends WebInstaller_Document {
1207         protected function getFileName() { return 'COPYING'; }
1208 }
1209