includes/api/ApiEditPage.php

   1 <?php
   2 /**
   3  *
   4  *
   5  * Created on August 16, 2007
   6  *
   7  * Copyright © 2007 Iker Labarga "<Firstname><Lastname>@gmail.com"
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; if not, write to the Free Software Foundation, Inc.,
  21  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  22  * http://www.gnu.org/copyleft/gpl.html
  23  *
  24  * @file
  25  */
  26
  27 /**
  28  * A module that allows for editing and creating pages.
  29  *
  30  * Currently, this wraps around the EditPage class in an ugly way,
  31  * EditPage.php should be rewritten to provide a cleaner interface
  32  * @ingroup API
  33  */
  34 class ApiEditPage extends ApiBase {
  35
  36         public function __construct( $query, $moduleName ) {
  37                 parent::__construct( $query, $moduleName );
  38         }
  39
  40         public function execute() {
  41                 $user = $this->getUser();
  42                 $params = $this->extractRequestParams();
  43
  44                 if ( is_null( $params['text'] ) && is_null( $params['appendtext'] ) &&
  45                                 is_null( $params['prependtext'] ) &&
  46                                 $params['undo'] == 0 )
  47                 {
  48                         $this->dieUsageMsg( 'missingtext' );
  49                 }
  50
  51                 $pageObj = $this->getTitleOrPageId( $params );
  52                 $titleObj = $pageObj->getTitle();
  53                 if ( $titleObj->isExternal() ) {
  54                         $this->dieUsageMsg( array( 'invalidtitle', $params['title'] ) );
  55                 }
  56
  57                 if ( !isset( $params['contentmodel'] ) || $params['contentmodel'] == '' ) {
  58                         $contentHandler = $pageObj->getContentHandler();
  59                 } else {
  60                         $contentHandler = ContentHandler::getForModelID( $params['contentmodel'] );
  61                 }
  62
  63                 // @todo ask handler whether direct editing is supported at all! make allowFlatEdit() method or some such
  64
  65                 if ( !isset( $params['contentformat'] ) || $params['contentformat'] == '' ) {
  66                         $params['contentformat'] = $contentHandler->getDefaultFormat();
  67                 }
  68
  69                 $contentFormat = $params['contentformat'];
  70
  71                 if ( !$contentHandler->isSupportedFormat( $contentFormat ) ) {
  72                         $name = $titleObj->getPrefixedDBkey();
  73                         $model = $contentHandler->getModelID();
  74
  75                         $this->dieUsage( "The requested format $contentFormat is not supported for content model ".
  76                                                         " $model used by $name", 'badformat' );
  77                 }
  78
  79                 $apiResult = $this->getResult();
  80
  81                 if ( $params['redirect'] ) {
  82                         if ( $titleObj->isRedirect() ) {
  83                                 $oldTitle = $titleObj;
  84
  85                                 $titles = Revision::newFromTitle( $oldTitle, false, Revision::READ_LATEST )
  86                                                         ->getContent( Revision::FOR_THIS_USER )
  87                                                         ->getRedirectChain();
  88                                 // array_shift( $titles );
  89
  90                                 $redirValues = array();
  91                                 foreach ( $titles as $id => $newTitle ) {
  92
  93                                         if ( !isset( $titles[ $id - 1 ] ) ) {
  94                                                 $titles[ $id - 1 ] = $oldTitle;
  95                                         }
  96
  97                                         $redirValues[] = array(
  98                                                 'from' => $titles[ $id - 1 ]->getPrefixedText(),
  99                                                 'to' => $newTitle->getPrefixedText()
 100                                         );
 101
 102                                         $titleObj = $newTitle;
 103                                 }
 104
 105                                 $apiResult->setIndexedTagName( $redirValues, 'r' );
 106                                 $apiResult->addValue( null, 'redirects', $redirValues );
 107                         }
 108                 }
 109
 110                 if ( $params['createonly'] && $titleObj->exists() ) {
 111                         $this->dieUsageMsg( 'createonly-exists' );
 112                 }
 113                 if ( $params['nocreate'] && !$titleObj->exists() ) {
 114                         $this->dieUsageMsg( 'nocreate-missing' );
 115                 }
 116
 117                 // Now let's check whether we're even allowed to do this
 118                 $errors = $titleObj->getUserPermissionsErrors( 'edit', $user );
 119                 if ( !$titleObj->exists() ) {
 120                         $errors = array_merge( $errors, $titleObj->getUserPermissionsErrors( 'create', $user ) );
 121                 }
 122                 if ( count( $errors ) ) {
 123                         $this->dieUsageMsg( $errors[0] );
 124                 }
 125
 126                 $toMD5 = $params['text'];
 127                 if ( !is_null( $params['appendtext'] ) || !is_null( $params['prependtext'] ) )
 128                 {
 129                         $content = $pageObj->getContent();
 130
 131                         if ( !( $content instanceof TextContent ) ) {
 132                                 // @todo: ContentHandler should have an isFlat() method or some such
 133                                 // @todo: XXX: or perhaps there should be Content::append(), Content::prepend()
 134                                 // @todo: ...and Content::supportsConcatenation()
 135                                 $mode = $contentHandler->getModelID();
 136                                 $this->dieUsage( "Can't append to pages using content model $mode", 'appendnotsupported' );
 137                         }
 138
 139                         if ( !$content ) {
 140                                 # If this is a MediaWiki:x message, then load the messages
 141                                 # and return the message value for x.
 142                                 if ( $titleObj->getNamespace() == NS_MEDIAWIKI ) {
 143                                         $text = $titleObj->getDefaultMessageText();
 144                                         if ( $text === false ) {
 145                                                 $text = '';
 146                                         }
 147
 148                                         try {
 149                                                 $content = ContentHandler::makeContent( $text, $this->getTitle() );
 150                                         } catch ( MWContentSerializationException $ex ) {
 151                                                 $this->dieUsage( $ex->getMessage(), 'parseerror' );
 152                                                 return;
 153                                         }
 154                                 }
 155                         }
 156
 157                         if ( !is_null( $params['section'] ) ) {
 158                                 if ( !$contentHandler->supportsSections() ) {
 159                                         $modelName = $contentHandler->getModelID();
 160                                         $this->dieUsage( "Sections are not supported for this content model: $modelName.", 'sectionsnotsupported' );
 161                                 }
 162
 163                                 // Process the content for section edits
 164                                 $section = intval( $params['section'] );
 165                                 $content = $content->getSection( $section );
 166
 167                                 if ( !$content ) {
 168                                         $this->dieUsage( "There is no section {$section}.", 'nosuchsection' );
 169                                 }
 170                         }
 171
 172                         if ( !$content ) {
 173                                 $text = '';
 174                         } else {
 175                                 $text = $content->serialize( $contentFormat );
 176                         }
 177
 178                         $params['text'] = $params['prependtext'] . $text . $params['appendtext'];
 179                         $toMD5 = $params['prependtext'] . $params['appendtext'];
 180                 }
 181
 182                 if ( $params['undo'] > 0 ) {
 183                         if ( $params['undoafter'] > 0 ) {
 184                                 if ( $params['undo'] < $params['undoafter'] ) {
 185                                         list( $params['undo'], $params['undoafter'] ) =
 186                                         array( $params['undoafter'], $params['undo'] );
 187                                 }
 188                                 $undoafterRev = Revision::newFromID( $params['undoafter'] );
 189                         }
 190                         $undoRev = Revision::newFromID( $params['undo'] );
 191                         if ( is_null( $undoRev ) || $undoRev->isDeleted( Revision::DELETED_TEXT ) ) {
 192                                 $this->dieUsageMsg( array( 'nosuchrevid', $params['undo'] ) );
 193                         }
 194
 195                         if ( $params['undoafter'] == 0 ) {
 196                                 $undoafterRev = $undoRev->getPrevious();
 197                         }
 198                         if ( is_null( $undoafterRev ) || $undoafterRev->isDeleted( Revision::DELETED_TEXT ) ) {
 199                                 $this->dieUsageMsg( array( 'nosuchrevid', $params['undoafter'] ) );
 200                         }
 201
 202                         if ( $undoRev->getPage() != $pageObj->getID() ) {
 203                                 $this->dieUsageMsg( array( 'revwrongpage', $undoRev->getID(), $titleObj->getPrefixedText() ) );
 204                         }
 205                         if ( $undoafterRev->getPage() != $pageObj->getID() ) {
 206                                 $this->dieUsageMsg( array( 'revwrongpage', $undoafterRev->getID(), $titleObj->getPrefixedText() ) );
 207                         }
 208
 209                         $newContent = $contentHandler->getUndoContent( $pageObj->getRevision(), $undoRev, $undoafterRev );
 210
 211                         if ( !$newContent ) {
 212                                 $this->dieUsageMsg( 'undo-failure' );
 213                         }
 214
 215                         $params['text'] = $newContent->serialize( $params['contentformat'] );
 216
 217                         // If no summary was given and we only undid one rev,
 218                         // use an autosummary
 219                         if ( is_null( $params['summary'] ) && $titleObj->getNextRevisionID( $undoafterRev->getID() ) == $params['undo'] ) {
 220                                 $params['summary'] = wfMessage( 'undo-summary', $params['undo'], $undoRev->getUserText() )->inContentLanguage()->text();
 221                         }
 222                 }
 223
 224                 // See if the MD5 hash checks out
 225                 if ( !is_null( $params['md5'] ) && md5( $toMD5 ) !== $params['md5'] ) {
 226                         $this->dieUsageMsg( 'hashcheckfailed' );
 227                 }
 228
 229                 // EditPage wants to parse its stuff from a WebRequest
 230                 // That interface kind of sucks, but it's workable
 231                 $requestArray = array(
 232                         'wpTextbox1' => $params['text'],
 233                         'format' => $contentFormat,
 234                         'model' => $contentHandler->getModelID(),
 235                         'wpEditToken' => $params['token'],
 236                         'wpIgnoreBlankSummary' => ''
 237                 );
 238
 239                 if ( !is_null( $params['summary'] ) ) {
 240                         $requestArray['wpSummary'] = $params['summary'];
 241                 }
 242
 243                 if ( !is_null( $params['sectiontitle'] ) ) {
 244                         $requestArray['wpSectionTitle'] = $params['sectiontitle'];
 245                 }
 246
 247                 // Watch out for basetimestamp == ''
 248                 // wfTimestamp() treats it as NOW, almost certainly causing an edit conflict
 249                 if ( !is_null( $params['basetimestamp'] ) && $params['basetimestamp'] != '' ) {
 250                         $requestArray['wpEdittime'] = wfTimestamp( TS_MW, $params['basetimestamp'] );
 251                 } else {
 252                         $requestArray['wpEdittime'] = $pageObj->getTimestamp();
 253                 }
 254
 255                 if ( !is_null( $params['starttimestamp'] ) && $params['starttimestamp'] != '' ) {
 256                         $requestArray['wpStarttime'] = wfTimestamp( TS_MW, $params['starttimestamp'] );
 257                 } else {
 258                         $requestArray['wpStarttime'] = wfTimestampNow();        // Fake wpStartime
 259                 }
 260
 261                 if ( $params['minor'] || ( !$params['notminor'] && $user->getOption( 'minordefault' ) ) )       {
 262                         $requestArray['wpMinoredit'] = '';
 263                 }
 264
 265                 if ( $params['recreate'] ) {
 266                         $requestArray['wpRecreate'] = '';
 267                 }
 268
 269                 if ( !is_null( $params['section'] ) ) {
 270                         $section = intval( $params['section'] );
 271                         if ( $section == 0 && $params['section'] != '0' && $params['section'] != 'new' ) {
 272                                 $this->dieUsage( "The section parameter must be set to an integer or 'new'", "invalidsection" );
 273                         }
 274                         $requestArray['wpSection'] = $params['section'];
 275                 } else {
 276                         $requestArray['wpSection'] = '';
 277                 }
 278
 279                 $watch = $this->getWatchlistValue( $params['watchlist'], $titleObj );
 280
 281                 // Deprecated parameters
 282                 if ( $params['watch'] ) {
 283                         $watch = true;
 284                 } elseif ( $params['unwatch'] ) {
 285                         $watch = false;
 286                 }
 287
 288                 if ( $watch ) {
 289                         $requestArray['wpWatchthis'] = '';
 290                 }
 291
 292                 global $wgTitle, $wgRequest;
 293
 294                 $req = new DerivativeRequest( $this->getRequest(), $requestArray, true );
 295
 296                 // Some functions depend on $wgTitle == $ep->mTitle
 297                 // TODO: Make them not or check if they still do
 298                 $wgTitle = $titleObj;
 299
 300                 $articleObject = new Article( $titleObj );
 301                 $ep = new EditPage( $articleObject );
 302
 303                 $ep->setContextTitle( $titleObj );
 304                 $ep->importFormData( $req );
 305
 306                 // Run hooks
 307                 // Handle APIEditBeforeSave parameters
 308                 $r = array();
 309                 if ( !wfRunHooks( 'APIEditBeforeSave', array( $ep, $ep->textbox1, &$r ) ) ) {
 310                         if ( count( $r ) ) {
 311                                 $r['result'] = 'Failure';
 312                                 $apiResult->addValue( null, $this->getModuleName(), $r );
 313                                 return;
 314                         } else {
 315                                 $this->dieUsageMsg( 'hookaborted' );
 316                         }
 317                 }
 318
 319                 // Do the actual save
 320                 $oldRevId = $articleObject->getRevIdFetched();
 321                 $result = null;
 322                 // Fake $wgRequest for some hooks inside EditPage
 323                 // @todo FIXME: This interface SUCKS
 324                 $oldRequest = $wgRequest;
 325                 $wgRequest = $req;
 326
 327                 $status = $ep->internalAttemptSave( $result, $user->isAllowed( 'bot' ) && $params['bot'] );
 328                 $wgRequest = $oldRequest;
 329                 global $wgMaxArticleSize;
 330
 331                 switch( $status->value ) {
 332                         case EditPage::AS_HOOK_ERROR:
 333                         case EditPage::AS_HOOK_ERROR_EXPECTED:
 334                                 $this->dieUsageMsg( 'hookaborted' );
 335
 336                         case EditPage::AS_PARSE_ERROR:
 337                                 $this->dieUsage( $status->getMessage(), 'parseerror' );
 338
 339                         case EditPage::AS_IMAGE_REDIRECT_ANON:
 340                                 $this->dieUsageMsg( 'noimageredirect-anon' );
 341
 342                         case EditPage::AS_IMAGE_REDIRECT_LOGGED:
 343                                 $this->dieUsageMsg( 'noimageredirect-logged' );
 344
 345                         case EditPage::AS_SPAM_ERROR:
 346                                 $this->dieUsageMsg( array( 'spamdetected', $result['spam'] ) );
 347
 348                         case EditPage::AS_BLOCKED_PAGE_FOR_USER:
 349                                 $this->dieUsageMsg( 'blockedtext' );
 350
 351                         case EditPage::AS_MAX_ARTICLE_SIZE_EXCEEDED:
 352                         case EditPage::AS_CONTENT_TOO_BIG:
 353                                 $this->dieUsageMsg( array( 'contenttoobig', $wgMaxArticleSize ) );
 354
 355                         case EditPage::AS_READ_ONLY_PAGE_ANON:
 356                                 $this->dieUsageMsg( 'noedit-anon' );
 357
 358                         case EditPage::AS_READ_ONLY_PAGE_LOGGED:
 359                                 $this->dieUsageMsg( 'noedit' );
 360
 361                         case EditPage::AS_READ_ONLY_PAGE:
 362                                 $this->dieReadOnly();
 363
 364                         case EditPage::AS_RATE_LIMITED:
 365                                 $this->dieUsageMsg( 'actionthrottledtext' );
 366
 367                         case EditPage::AS_ARTICLE_WAS_DELETED:
 368                                 $this->dieUsageMsg( 'wasdeleted' );
 369
 370                         case EditPage::AS_NO_CREATE_PERMISSION:
 371                                 $this->dieUsageMsg( 'nocreate-loggedin' );
 372
 373                         case EditPage::AS_BLANK_ARTICLE:
 374                                 $this->dieUsageMsg( 'blankpage' );
 375
 376                         case EditPage::AS_CONFLICT_DETECTED:
 377                                 $this->dieUsageMsg( 'editconflict' );
 378
 379                         // case EditPage::AS_SUMMARY_NEEDED: Can't happen since we set wpIgnoreBlankSummary
 380                         case EditPage::AS_TEXTBOX_EMPTY:
 381                                 $this->dieUsageMsg( 'emptynewsection' );
 382
 383                         case EditPage::AS_SUCCESS_NEW_ARTICLE:
 384                                 $r['new'] = '';
 385
 386                         case EditPage::AS_SUCCESS_UPDATE:
 387                                 $r['result'] = 'Success';
 388                                 $r['pageid'] = intval( $titleObj->getArticleID() );
 389                                 $r['title'] = $titleObj->getPrefixedText();
 390                                 $r['contentmodel'] = $titleObj->getContentModel();
 391                                 $newRevId = $articleObject->getLatest();
 392                                 if ( $newRevId == $oldRevId ) {
 393                                         $r['nochange'] = '';
 394                                 } else {
 395                                         $r['oldrevid'] = intval( $oldRevId );
 396                                         $r['newrevid'] = intval( $newRevId );
 397                                         $r['newtimestamp'] = wfTimestamp( TS_ISO_8601,
 398                                                 $pageObj->getTimestamp() );
 399                                 }
 400                                 break;
 401
 402                         case EditPage::AS_SUMMARY_NEEDED:
 403                                 $this->dieUsageMsg( 'summaryrequired' );
 404
 405                         case EditPage::AS_END:
 406                         default:
 407                                 // $status came from WikiPage::doEdit()
 408                                 $errors = $status->getErrorsArray();
 409                                 $this->dieUsageMsg( $errors[0] ); // TODO: Add new errors to message map
 410                                 break;
 411                 }
 412                 $apiResult->addValue( null, $this->getModuleName(), $r );
 413         }
 414
 415         public function mustBePosted() {
 416                 return true;
 417         }
 418
 419         public function isWriteMode() {
 420                 return true;
 421         }
 422
 423         public function getDescription() {
 424                 return 'Create and edit pages.';
 425         }
 426
 427         public function getPossibleErrors() {
 428                 global $wgMaxArticleSize;
 429
 430                 return array_merge( parent::getPossibleErrors(),
 431                         $this->getTitleOrPageIdErrorMessage(),
 432                         array(
 433                                 array( 'missingtext' ),
 434                                 array( 'createonly-exists' ),
 435                                 array( 'nocreate-missing' ),
 436                                 array( 'nosuchrevid', 'undo' ),
 437                                 array( 'nosuchrevid', 'undoafter' ),
 438                                 array( 'revwrongpage', 'id', 'text' ),
 439                                 array( 'undo-failure' ),
 440                                 array( 'hashcheckfailed' ),
 441                                 array( 'hookaborted' ),
 442                                 array( 'code' => 'parseerror', 'info' => 'Failed to parse the given text.' ),
 443                                 array( 'noimageredirect-anon' ),
 444                                 array( 'noimageredirect-logged' ),
 445                                 array( 'spamdetected', 'spam' ),
 446                                 array( 'summaryrequired' ),
 447                                 array( 'blockedtext' ),
 448                                 array( 'contenttoobig', $wgMaxArticleSize ),
 449                                 array( 'noedit-anon' ),
 450                                 array( 'noedit' ),
 451                                 array( 'actionthrottledtext' ),
 452                                 array( 'wasdeleted' ),
 453                                 array( 'nocreate-loggedin' ),
 454                                 array( 'blankpage' ),
 455                                 array( 'editconflict' ),
 456                                 array( 'emptynewsection' ),
 457                                 array( 'unknownerror', 'retval' ),
 458                                 array( 'code' => 'nosuchsection', 'info' => 'There is no section section.' ),
 459                                 array( 'code' => 'invalidsection', 'info' => 'The section parameter must be set to an integer or \'new\'' ),
 460                                 array( 'code' => 'sectionsnotsupported', 'info' => 'Sections are not supported for this type of page.' ),
 461                                 array( 'code' => 'editnotsupported', 'info' => 'Editing of this type of page is not supported using '
 462                                                                                                                                 . 'the text based edit API.' ),
 463                                 array( 'code' => 'appendnotsupported', 'info' => 'This type of page can not be edited by appending '
 464                                                                                                                                 . 'or prepending text.' ),
 465                                 array( 'code' => 'badformat', 'info' => 'The requested serialization format can not be applied to '
 466                                                                                                                 . 'the page\'s content model' ),
 467                                 array( 'customcssprotected' ),
 468                                 array( 'customjsprotected' ),
 469                         )
 470                 );
 471         }
 472
 473         public function getAllowedParams() {
 474                 return array(
 475                         'title' => array(
 476                                 ApiBase::PARAM_TYPE => 'string',
 477                         ),
 478                         'pageid' => array(
 479                                 ApiBase::PARAM_TYPE => 'integer',
 480                         ),
 481                         'section' => null,
 482                         'sectiontitle' => array(
 483                                 ApiBase::PARAM_TYPE => 'string',
 484                                 ApiBase::PARAM_REQUIRED => false,
 485                         ),
 486                         'text' => null,
 487                         'token' => array(
 488                                 ApiBase::PARAM_TYPE => 'string',
 489                                 ApiBase::PARAM_REQUIRED => true
 490                         ),
 491                         'summary' => null,
 492                         'minor' => false,
 493                         'notminor' => false,
 494                         'bot' => false,
 495                         'basetimestamp' => null,
 496                         'starttimestamp' => null,
 497                         'recreate' => false,
 498                         'createonly' => false,
 499                         'nocreate' => false,
 500                         'watch' => array(
 501                                 ApiBase::PARAM_DFLT => false,
 502                                 ApiBase::PARAM_DEPRECATED => true,
 503                         ),
 504                         'unwatch' => array(
 505                                 ApiBase::PARAM_DFLT => false,
 506                                 ApiBase::PARAM_DEPRECATED => true,
 507                         ),
 508                         'watchlist' => array(
 509                                 ApiBase::PARAM_DFLT => 'preferences',
 510                                 ApiBase::PARAM_TYPE => array(
 511                                         'watch',
 512                                         'unwatch',
 513                                         'preferences',
 514                                         'nochange'
 515                                 ),
 516                         ),
 517                         'md5' => null,
 518                         'prependtext' => null,
 519                         'appendtext' => null,
 520                         'undo' => array(
 521                                 ApiBase::PARAM_TYPE => 'integer'
 522                         ),
 523                         'undoafter' => array(
 524                                 ApiBase::PARAM_TYPE => 'integer'
 525                         ),
 526                         'redirect' => array(
 527                                 ApiBase::PARAM_TYPE => 'boolean',
 528                                 ApiBase::PARAM_DFLT => false,
 529                         ),
 530                         'contentformat' => array(
 531                                 ApiBase::PARAM_TYPE => ContentHandler::getAllContentFormats(),
 532                         ),
 533                         'contentmodel' => array(
 534                                 ApiBase::PARAM_TYPE => ContentHandler::getContentModels(),
 535                         )
 536                 );
 537         }
 538
 539         public function getParamDescription() {
 540                 $p = $this->getModulePrefix();
 541                 return array(
 542                         'title' => "Title of the page you want to edit. Cannot be used together with {$p}pageid",
 543                         'pageid' => "Page ID of the page you want to edit. Cannot be used together with {$p}title",
 544                         'section' => 'Section number. 0 for the top section, \'new\' for a new section',
 545                         'sectiontitle' => 'The title for a new section',
 546                         'text' => 'Page content',
 547                         'token' => array( 'Edit token. You can get one of these through prop=info.',
 548                                                 "The token should always be sent as the last parameter, or at least, after the {$p}text parameter"
 549                         ),
 550                         'summary' => "Edit summary. Also section title when {$p}section=new and {$p}sectiontitle is not set",
 551                         'minor' => 'Minor edit',
 552                         'notminor' => 'Non-minor edit',
 553                         'bot' => 'Mark this edit as bot',
 554                         'basetimestamp' => array( 'Timestamp of the base revision (obtained through prop=revisions&rvprop=timestamp).',
 555                                                 'Used to detect edit conflicts; leave unset to ignore conflicts'
 556                         ),
 557                         'starttimestamp' => array( 'Timestamp when you obtained the edit token.',
 558                                                 'Used to detect edit conflicts; leave unset to ignore conflicts'
 559                         ),
 560                         'recreate' => 'Override any errors about the article having been deleted in the meantime',
 561                         'createonly' => 'Don\'t edit the page if it exists already',
 562                         'nocreate' => 'Throw an error if the page doesn\'t exist',
 563                         'watch' => 'Add the page to your watchlist',
 564                         'unwatch' => 'Remove the page from your watchlist',
 565                         'watchlist' => 'Unconditionally add or remove the page from your watchlist, use preferences or do not change watch',
 566                         'md5' => array( "The MD5 hash of the {$p}text parameter, or the {$p}prependtext and {$p}appendtext parameters concatenated.",
 567                                         'If set, the edit won\'t be done unless the hash is correct' ),
 568                         'prependtext' => "Add this text to the beginning of the page. Overrides {$p}text",
 569                         'appendtext' => array( "Add this text to the end of the page. Overrides {$p}text.",
 570                                                 "Use {$p}section=new to append a new section" ),
 571                         'undo' => "Undo this revision. Overrides {$p}text, {$p}prependtext and {$p}appendtext",
 572                         'undoafter' => 'Undo all revisions from undo to this one. If not set, just undo one revision',
 573                         'redirect' => 'Automatically resolve redirects',
 574                         'contentformat' => 'Content serialization format used for the input text',
 575                         'contentmodel' => 'Content model of the new content',
 576                 );
 577         }
 578
 579         public function getResultProperties() {
 580                 return array(
 581                         '' => array(
 582                                 'new' => 'boolean',
 583                                 'result' => array(
 584                                         ApiBase::PROP_TYPE => array(
 585                                                 'Success',
 586                                                 'Failure'
 587                                         ),
 588                                 ),
 589                                 'pageid' => array(
 590                                         ApiBase::PROP_TYPE => 'integer',
 591                                         ApiBase::PROP_NULLABLE => true
 592                                 ),
 593                                 'title' => array(
 594                                         ApiBase::PROP_TYPE => 'string',
 595                                         ApiBase::PROP_NULLABLE => true
 596                                 ),
 597                                 'nochange' => 'boolean',
 598                                 'oldrevid' => array(
 599                                         ApiBase::PROP_TYPE => 'integer',
 600                                         ApiBase::PROP_NULLABLE => true
 601                                 ),
 602                                 'newrevid' => array(
 603                                         ApiBase::PROP_TYPE => 'integer',
 604                                         ApiBase::PROP_NULLABLE => true
 605                                 ),
 606                                 'newtimestamp' => array(
 607                                         ApiBase::PROP_TYPE => 'string',
 608                                         ApiBase::PROP_NULLABLE => true
 609                                 )
 610                         )
 611                 );
 612         }
 613
 614         public function needsToken() {
 615                 return true;
 616         }
 617
 618         public function getTokenSalt() {
 619                 return '';
 620         }
 621
 622         public function getExamples() {
 623                 return array(
 624
 625                         'api.php?action=edit&title=Test&summary=test%20summary&text=article%20content&basetimestamp=20070824123454&token=%2B\\'
 626                                 => 'Edit a page (anonymous user)',
 627
 628                         'api.php?action=edit&title=Test&summary=NOTOC&minor=&prependtext=__NOTOC__%0A&basetimestamp=20070824123454&token=%2B\\'
 629                                 => 'Prepend __NOTOC__ to a page (anonymous user)',
 630                         'api.php?action=edit&title=Test&undo=13585&undoafter=13579&basetimestamp=20070824123454&token=%2B\\'
 631                                 => 'Undo r13579 through r13585 with autosummary (anonymous user)',
 632                 );
 633         }
 634
 635         public function getHelpUrls() {
 636                 return 'https://www.mediawiki.org/wiki/API:Edit';
 637         }
 638
 639         public function getVersion() {
 640                 return __CLASS__ . ': $Id$';
 641         }
 642 }