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 execute() {
  37                 $user = $this->getUser();
  38                 $params = $this->extractRequestParams();
  39
  40                 if ( is_null( $params['text'] ) && is_null( $params['appendtext'] ) &&
  41                                 is_null( $params['prependtext'] ) &&
  42                                 $params['undo'] == 0 )
  43                 {
  44                         $this->dieUsageMsg( 'missingtext' );
  45                 }
  46
  47                 $pageObj = $this->getTitleOrPageId( $params );
  48                 $titleObj = $pageObj->getTitle();
  49                 $apiResult = $this->getResult();
  50
  51                 if ( $params['redirect'] ) {
  52                         if ( $titleObj->isRedirect() ) {
  53                                 $oldTitle = $titleObj;
  54
  55                                 $titles = Revision::newFromTitle( $oldTitle, false, Revision::READ_LATEST )
  56                                                         ->getContent( Revision::FOR_THIS_USER, $user )
  57                                                         ->getRedirectChain();
  58                                 // array_shift( $titles );
  59
  60                                 $redirValues = array();
  61
  62                                 /** @var $newTitle Title */
  63                                 foreach ( $titles as $id => $newTitle ) {
  64
  65                                         if ( !isset( $titles[$id - 1] ) ) {
  66                                                 $titles[$id - 1] = $oldTitle;
  67                                         }
  68
  69                                         $redirValues[] = array(
  70                                                 'from' => $titles[$id - 1]->getPrefixedText(),
  71                                                 'to' => $newTitle->getPrefixedText()
  72                                         );
  73
  74                                         $titleObj = $newTitle;
  75                                 }
  76
  77                                 $apiResult->setIndexedTagName( $redirValues, 'r' );
  78                                 $apiResult->addValue( null, 'redirects', $redirValues );
  79
  80                                 // Since the page changed, update $pageObj
  81                                 $pageObj = WikiPage::factory( $titleObj );
  82                         }
  83                 }
  84
  85                 if ( !isset( $params['contentmodel'] ) || $params['contentmodel'] == '' ) {
  86                         $contentHandler = $pageObj->getContentHandler();
  87                 } else {
  88                         $contentHandler = ContentHandler::getForModelID( $params['contentmodel'] );
  89                 }
  90
  91                 // @todo ask handler whether direct editing is supported at all! make allowFlatEdit() method or some such
  92
  93                 if ( !isset( $params['contentformat'] ) || $params['contentformat'] == '' ) {
  94                         $params['contentformat'] = $contentHandler->getDefaultFormat();
  95                 }
  96
  97                 $contentFormat = $params['contentformat'];
  98
  99                 if ( !$contentHandler->isSupportedFormat( $contentFormat ) ) {
 100                         $name = $titleObj->getPrefixedDBkey();
 101                         $model = $contentHandler->getModelID();
 102
 103                         $this->dieUsage( "The requested format $contentFormat is not supported for content model " .
 104                                                         " $model used by $name", 'badformat' );
 105                 }
 106
 107                 if ( $params['createonly'] && $titleObj->exists() ) {
 108                         $this->dieUsageMsg( 'createonly-exists' );
 109                 }
 110                 if ( $params['nocreate'] && !$titleObj->exists() ) {
 111                         $this->dieUsageMsg( 'nocreate-missing' );
 112                 }
 113
 114                 // Now let's check whether we're even allowed to do this
 115                 $errors = $titleObj->getUserPermissionsErrors( 'edit', $user );
 116                 if ( !$titleObj->exists() ) {
 117                         $errors = array_merge( $errors, $titleObj->getUserPermissionsErrors( 'create', $user ) );
 118                 }
 119                 if ( count( $errors ) ) {
 120                         $this->dieUsageMsg( $errors[0] );
 121                 }
 122
 123                 $toMD5 = $params['text'];
 124                 if ( !is_null( $params['appendtext'] ) || !is_null( $params['prependtext'] ) )
 125                 {
 126                         $content = $pageObj->getContent();
 127
 128                         if ( !$content ) {
 129                                 if ( $titleObj->getNamespace() == NS_MEDIAWIKI ) {
 130                                         # If this is a MediaWiki:x message, then load the messages
 131                                         # and return the message value for x.
 132                                         $text = $titleObj->getDefaultMessageText();
 133                                         if ( $text === false ) {
 134                                                 $text = '';
 135                                         }
 136
 137                                         try {
 138                                                 $content = ContentHandler::makeContent( $text, $this->getTitle() );
 139                                         } catch ( MWContentSerializationException $ex ) {
 140                                                 $this->dieUsage( $ex->getMessage(), 'parseerror' );
 141                                                 return;
 142                                         }
 143                                 } else {
 144                                         # Otherwise, make a new empty content.
 145                                         $content = $contentHandler->makeEmptyContent();
 146                                 }
 147                         }
 148
 149                         // @todo Add support for appending/prepending to the Content interface
 150
 151                         if ( !( $content instanceof TextContent ) ) {
 152                                 $mode = $contentHandler->getModelID();
 153                                 $this->dieUsage( "Can't append to pages using content model $mode", 'appendnotsupported' );
 154                         }
 155
 156                         if ( !is_null( $params['section'] ) ) {
 157                                 if ( !$contentHandler->supportsSections() ) {
 158                                         $modelName = $contentHandler->getModelID();
 159                                         $this->dieUsage( "Sections are not supported for this content model: $modelName.", 'sectionsnotsupported' );
 160                                 }
 161
 162                                 if ( $params['section'] == 'new' ) {
 163                                         // DWIM if they're trying to prepend/append to a new section.
 164                                         $content = null;
 165                                 } else {
 166                                         // Process the content for section edits
 167                                         $section = intval( $params['section'] );
 168                                         $content = $content->getSection( $section );
 169
 170                                         if ( !$content ) {
 171                                                 $this->dieUsage( "There is no section {$section}.", 'nosuchsection' );
 172                                         }
 173                                 }
 174                         }
 175
 176                         if ( !$content ) {
 177                                 $text = '';
 178                         } else {
 179                                 $text = $content->serialize( $contentFormat );
 180                         }
 181
 182                         $params['text'] = $params['prependtext'] . $text . $params['appendtext'];
 183                         $toMD5 = $params['prependtext'] . $params['appendtext'];
 184                 }
 185
 186                 if ( $params['undo'] > 0 ) {
 187                         if ( $params['undoafter'] > 0 ) {
 188                                 if ( $params['undo'] < $params['undoafter'] ) {
 189                                         list( $params['undo'], $params['undoafter'] ) =
 190                                         array( $params['undoafter'], $params['undo'] );
 191                                 }
 192                                 $undoafterRev = Revision::newFromID( $params['undoafter'] );
 193                         }
 194                         $undoRev = Revision::newFromID( $params['undo'] );
 195                         if ( is_null( $undoRev ) || $undoRev->isDeleted( Revision::DELETED_TEXT ) ) {
 196                                 $this->dieUsageMsg( array( 'nosuchrevid', $params['undo'] ) );
 197                         }
 198
 199                         if ( $params['undoafter'] == 0 ) {
 200                                 $undoafterRev = $undoRev->getPrevious();
 201                         }
 202                         if ( is_null( $undoafterRev ) || $undoafterRev->isDeleted( Revision::DELETED_TEXT ) ) {
 203                                 $this->dieUsageMsg( array( 'nosuchrevid', $params['undoafter'] ) );
 204                         }
 205
 206                         if ( $undoRev->getPage() != $pageObj->getID() ) {
 207                                 $this->dieUsageMsg( array( 'revwrongpage', $undoRev->getID(), $titleObj->getPrefixedText() ) );
 208                         }
 209                         if ( $undoafterRev->getPage() != $pageObj->getID() ) {
 210                                 $this->dieUsageMsg( array( 'revwrongpage', $undoafterRev->getID(), $titleObj->getPrefixedText() ) );
 211                         }
 212
 213                         $newContent = $contentHandler->getUndoContent( $pageObj->getRevision(), $undoRev, $undoafterRev );
 214
 215                         if ( !$newContent ) {
 216                                 $this->dieUsageMsg( 'undo-failure' );
 217                         }
 218
 219                         $params['text'] = $newContent->serialize( $params['contentformat'] );
 220
 221                         // If no summary was given and we only undid one rev,
 222                         // use an autosummary
 223                         if ( is_null( $params['summary'] ) && $titleObj->getNextRevisionID( $undoafterRev->getID() ) == $params['undo'] ) {
 224                                 $params['summary'] = wfMessage( 'undo-summary', $params['undo'], $undoRev->getUserText() )->inContentLanguage()->text();
 225                         }
 226                 }
 227
 228                 // See if the MD5 hash checks out
 229                 if ( !is_null( $params['md5'] ) && md5( $toMD5 ) !== $params['md5'] ) {
 230                         $this->dieUsageMsg( 'hashcheckfailed' );
 231                 }
 232
 233                 // EditPage wants to parse its stuff from a WebRequest
 234                 // That interface kind of sucks, but it's workable
 235                 $requestArray = array(
 236                         'wpTextbox1' => $params['text'],
 237                         'format' => $contentFormat,
 238                         'model' => $contentHandler->getModelID(),
 239                         'wpEditToken' => $params['token'],
 240                         'wpIgnoreBlankSummary' => ''
 241                 );
 242
 243                 if ( !is_null( $params['summary'] ) ) {
 244                         $requestArray['wpSummary'] = $params['summary'];
 245                 }
 246
 247                 if ( !is_null( $params['sectiontitle'] ) ) {
 248                         $requestArray['wpSectionTitle'] = $params['sectiontitle'];
 249                 }
 250
 251                 // TODO: Pass along information from 'undoafter' as well
 252                 if ( $params['undo'] > 0 ) {
 253                         $requestArray['wpUndidRevision'] = $params['undo'];
 254                 }
 255
 256                 // Watch out for basetimestamp == ''
 257                 // wfTimestamp() treats it as NOW, almost certainly causing an edit conflict
 258                 if ( !is_null( $params['basetimestamp'] ) && $params['basetimestamp'] != '' ) {
 259                         $requestArray['wpEdittime'] = wfTimestamp( TS_MW, $params['basetimestamp'] );
 260                 } else {
 261                         $requestArray['wpEdittime'] = $pageObj->getTimestamp();
 262                 }
 263
 264                 if ( !is_null( $params['starttimestamp'] ) && $params['starttimestamp'] != '' ) {
 265                         $requestArray['wpStarttime'] = wfTimestamp( TS_MW, $params['starttimestamp'] );
 266                 } else {
 267                         $requestArray['wpStarttime'] = wfTimestampNow(); // Fake wpStartime
 268                 }
 269
 270                 if ( $params['minor'] || ( !$params['notminor'] && $user->getOption( 'minordefault' ) ) ) {
 271                         $requestArray['wpMinoredit'] = '';
 272                 }
 273
 274                 if ( $params['recreate'] ) {
 275                         $requestArray['wpRecreate'] = '';
 276                 }
 277
 278                 if ( !is_null( $params['section'] ) ) {
 279                         $section = intval( $params['section'] );
 280                         if ( $section == 0 && $params['section'] != '0' && $params['section'] != 'new' ) {
 281                                 $this->dieUsage( "The section parameter must be set to an integer or 'new'", "invalidsection" );
 282                         }
 283                         $content = $pageObj->getContent();
 284                         if ( $section !== 0 && ( !$content || !$content->getSection( $section ) ) ) {
 285                                 $this->dieUsage( "There is no section {$section}.", 'nosuchsection' );
 286                         }
 287                         $requestArray['wpSection'] = $params['section'];
 288                 } else {
 289                         $requestArray['wpSection'] = '';
 290                 }
 291
 292                 $watch = $this->getWatchlistValue( $params['watchlist'], $titleObj );
 293
 294                 // Deprecated parameters
 295                 if ( $params['watch'] ) {
 296                         $watch = true;
 297                 } elseif ( $params['unwatch'] ) {
 298                         $watch = false;
 299                 }
 300
 301                 if ( $watch ) {
 302                         $requestArray['wpWatchthis'] = '';
 303                 }
 304
 305                 // Pass through anything else we might have been given, to support extensions
 306                 // This is kind of a hack but it's the best we can do to make extensions work
 307                 $requestArray += $this->getRequest()->getValues();
 308
 309                 global $wgTitle, $wgRequest;
 310
 311                 $req = new DerivativeRequest( $this->getRequest(), $requestArray, true );
 312
 313                 // Some functions depend on $wgTitle == $ep->mTitle
 314                 // TODO: Make them not or check if they still do
 315                 $wgTitle = $titleObj;
 316
 317                 $articleContext = new RequestContext;
 318                 $articleContext->setRequest( $req );
 319                 $articleContext->setWikiPage( $pageObj );
 320                 $articleContext->setUser( $this->getUser() );
 321
 322                 /** @var $articleObject Article */
 323                 $articleObject = Article::newFromWikiPage( $pageObj, $articleContext );
 324
 325                 $ep = new EditPage( $articleObject );
 326
 327                 // allow editing of non-textual content.
 328                 $ep->allowNonTextContent = true;
 329
 330                 $ep->setContextTitle( $titleObj );
 331                 $ep->importFormData( $req );
 332                 $content = $ep->textbox1;
 333
 334                 // The following is needed to give the hook the full content of the
 335                 // new revision rather than just the current section. (Bug 52077)
 336                 if ( !is_null( $params['section'] ) && $contentHandler->supportsSections() && $titleObj->exists() ) {
 337
 338                         $sectionTitle = '';
 339                         // If sectiontitle is set, use it, otherwise use the summary as the section title (for
 340                         // backwards compatibility with old forms/bots).
 341                         if ( $ep->sectiontitle !== '' ) {
 342                                 $sectionTitle = $ep->sectiontitle;
 343                         } else {
 344                                 $sectionTitle = $ep->summary;
 345                         }
 346
 347                         $contentObj = $contentHandler->unserializeContent( $content, $contentFormat );
 348
 349                         $fullContentObj = $articleObject->replaceSectionContent( $params['section'], $contentObj, $sectionTitle );
 350                         if ( $fullContentObj ) {
 351                                 $content = $fullContentObj->serialize( $contentFormat );
 352                         } else {
 353                                 // This most likely means we have an edit conflict which means that the edit
 354                                 // wont succeed anyway.
 355                                 $this->dieUsageMsg( 'editconflict' );
 356                         }
 357                 }
 358
 359                 // Run hooks
 360                 // Handle APIEditBeforeSave parameters
 361                 $r = array();
 362                 if ( !wfRunHooks( 'APIEditBeforeSave', array( $ep, $content, &$r ) ) ) {
 363                         if ( count( $r ) ) {
 364                                 $r['result'] = 'Failure';
 365                                 $apiResult->addValue( null, $this->getModuleName(), $r );
 366                                 return;
 367                         } else {
 368                                 $this->dieUsageMsg( 'hookaborted' );
 369                         }
 370                 }
 371
 372                 // Do the actual save
 373                 $oldRevId = $articleObject->getRevIdFetched();
 374                 $result = null;
 375                 // Fake $wgRequest for some hooks inside EditPage
 376                 // @todo FIXME: This interface SUCKS
 377                 $oldRequest = $wgRequest;
 378                 $wgRequest = $req;
 379
 380                 $status = $ep->internalAttemptSave( $result, $user->isAllowed( 'bot' ) && $params['bot'] );
 381                 $wgRequest = $oldRequest;
 382                 global $wgMaxArticleSize;
 383
 384                 switch ( $status->value ) {
 385                         case EditPage::AS_HOOK_ERROR:
 386                         case EditPage::AS_HOOK_ERROR_EXPECTED:
 387                                 $this->dieUsageMsg( 'hookaborted' );
 388
 389                         case EditPage::AS_PARSE_ERROR:
 390                                 $this->dieUsage( $status->getMessage(), 'parseerror' );
 391
 392                         case EditPage::AS_IMAGE_REDIRECT_ANON:
 393                                 $this->dieUsageMsg( 'noimageredirect-anon' );
 394
 395                         case EditPage::AS_IMAGE_REDIRECT_LOGGED:
 396                                 $this->dieUsageMsg( 'noimageredirect-logged' );
 397
 398                         case EditPage::AS_SPAM_ERROR:
 399                                 $this->dieUsageMsg( array( 'spamdetected', $result['spam'] ) );
 400
 401                         case EditPage::AS_BLOCKED_PAGE_FOR_USER:
 402                                 $this->dieUsageMsg( 'blockedtext' );
 403
 404                         case EditPage::AS_MAX_ARTICLE_SIZE_EXCEEDED:
 405                         case EditPage::AS_CONTENT_TOO_BIG:
 406                                 $this->dieUsageMsg( array( 'contenttoobig', $wgMaxArticleSize ) );
 407
 408                         case EditPage::AS_READ_ONLY_PAGE_ANON:
 409                                 $this->dieUsageMsg( 'noedit-anon' );
 410
 411                         case EditPage::AS_READ_ONLY_PAGE_LOGGED:
 412                                 $this->dieUsageMsg( 'noedit' );
 413
 414                         case EditPage::AS_READ_ONLY_PAGE:
 415                                 $this->dieReadOnly();
 416
 417                         case EditPage::AS_RATE_LIMITED:
 418                                 $this->dieUsageMsg( 'actionthrottledtext' );
 419
 420                         case EditPage::AS_ARTICLE_WAS_DELETED:
 421                                 $this->dieUsageMsg( 'wasdeleted' );
 422
 423                         case EditPage::AS_NO_CREATE_PERMISSION:
 424                                 $this->dieUsageMsg( 'nocreate-loggedin' );
 425
 426                         case EditPage::AS_BLANK_ARTICLE:
 427                                 $this->dieUsageMsg( 'blankpage' );
 428
 429                         case EditPage::AS_CONFLICT_DETECTED:
 430                                 $this->dieUsageMsg( 'editconflict' );
 431
 432                         // case EditPage::AS_SUMMARY_NEEDED: Can't happen since we set wpIgnoreBlankSummary
 433                         case EditPage::AS_TEXTBOX_EMPTY:
 434                                 $this->dieUsageMsg( 'emptynewsection' );
 435
 436                         case EditPage::AS_SUCCESS_NEW_ARTICLE:
 437                                 $r['new'] = '';
 438                                 // fall-through
 439
 440                         case EditPage::AS_SUCCESS_UPDATE:
 441                                 $r['result'] = 'Success';
 442                                 $r['pageid'] = intval( $titleObj->getArticleID() );
 443                                 $r['title'] = $titleObj->getPrefixedText();
 444                                 $r['contentmodel'] = $titleObj->getContentModel();
 445                                 $newRevId = $articleObject->getLatest();
 446                                 if ( $newRevId == $oldRevId ) {
 447                                         $r['nochange'] = '';
 448                                 } else {
 449                                         $r['oldrevid'] = intval( $oldRevId );
 450                                         $r['newrevid'] = intval( $newRevId );
 451                                         $r['newtimestamp'] = wfTimestamp( TS_ISO_8601,
 452                                                 $pageObj->getTimestamp() );
 453                                 }
 454                                 break;
 455
 456                         case EditPage::AS_SUMMARY_NEEDED:
 457                                 $this->dieUsageMsg( 'summaryrequired' );
 458
 459                         case EditPage::AS_END:
 460                         default:
 461                                 // $status came from WikiPage::doEdit()
 462                                 $errors = $status->getErrorsArray();
 463                                 $this->dieUsageMsg( $errors[0] ); // TODO: Add new errors to message map
 464                                 break;
 465                 }
 466                 $apiResult->addValue( null, $this->getModuleName(), $r );
 467         }
 468
 469         public function mustBePosted() {
 470                 return true;
 471         }
 472
 473         public function isWriteMode() {
 474                 return true;
 475         }
 476
 477         public function getDescription() {
 478                 return 'Create and edit pages.';
 479         }
 480
 481         public function getPossibleErrors() {
 482                 global $wgMaxArticleSize;
 483
 484                 return array_merge( parent::getPossibleErrors(),
 485                         $this->getTitleOrPageIdErrorMessage(),
 486                         array(
 487                                 array( 'missingtext' ),
 488                                 array( 'createonly-exists' ),
 489                                 array( 'nocreate-missing' ),
 490                                 array( 'nosuchrevid', 'undo' ),
 491                                 array( 'nosuchrevid', 'undoafter' ),
 492                                 array( 'revwrongpage', 'id', 'text' ),
 493                                 array( 'undo-failure' ),
 494                                 array( 'hashcheckfailed' ),
 495                                 array( 'hookaborted' ),
 496                                 array( 'code' => 'parseerror', 'info' => 'Failed to parse the given text.' ),
 497                                 array( 'noimageredirect-anon' ),
 498                                 array( 'noimageredirect-logged' ),
 499                                 array( 'spamdetected', 'spam' ),
 500                                 array( 'summaryrequired' ),
 501                                 array( 'blockedtext' ),
 502                                 array( 'contenttoobig', $wgMaxArticleSize ),
 503                                 array( 'noedit-anon' ),
 504                                 array( 'noedit' ),
 505                                 array( 'actionthrottledtext' ),
 506                                 array( 'wasdeleted' ),
 507                                 array( 'nocreate-loggedin' ),
 508                                 array( 'blankpage' ),
 509                                 array( 'editconflict' ),
 510                                 array( 'emptynewsection' ),
 511                                 array( 'unknownerror', 'retval' ),
 512                                 array( 'code' => 'nosuchsection', 'info' => 'There is no section section.' ),
 513                                 array( 'code' => 'invalidsection', 'info' => 'The section parameter must be set to an integer or \'new\'' ),
 514                                 array( 'code' => 'sectionsnotsupported', 'info' => 'Sections are not supported for this type of page.' ),
 515                                 array( 'code' => 'editnotsupported', 'info' => 'Editing of this type of page is not supported using '
 516                                                                                                                                 . 'the text based edit API.' ),
 517                                 array( 'code' => 'appendnotsupported', 'info' => 'This type of page can not be edited by appending '
 518                                                                                                                                 . 'or prepending text.' ),
 519                                 array( 'code' => 'badformat', 'info' => 'The requested serialization format can not be applied to '
 520                                                                                                                 . 'the page\'s content model' ),
 521                                 array( 'customcssprotected' ),
 522                                 array( 'customjsprotected' ),
 523                         )
 524                 );
 525         }
 526
 527         public function getAllowedParams() {
 528                 return array(
 529                         'title' => array(
 530                                 ApiBase::PARAM_TYPE => 'string',
 531                         ),
 532                         'pageid' => array(
 533                                 ApiBase::PARAM_TYPE => 'integer',
 534                         ),
 535                         'section' => null,
 536                         'sectiontitle' => array(
 537                                 ApiBase::PARAM_TYPE => 'string',
 538                         ),
 539                         'text' => null,
 540                         'token' => array(
 541                                 ApiBase::PARAM_TYPE => 'string',
 542                                 ApiBase::PARAM_REQUIRED => true
 543                         ),
 544                         'summary' => null,
 545                         'minor' => false,
 546                         'notminor' => false,
 547                         'bot' => false,
 548                         'basetimestamp' => null,
 549                         'starttimestamp' => null,
 550                         'recreate' => false,
 551                         'createonly' => false,
 552                         'nocreate' => false,
 553                         'watch' => array(
 554                                 ApiBase::PARAM_DFLT => false,
 555                                 ApiBase::PARAM_DEPRECATED => true,
 556                         ),
 557                         'unwatch' => array(
 558                                 ApiBase::PARAM_DFLT => false,
 559                                 ApiBase::PARAM_DEPRECATED => true,
 560                         ),
 561                         'watchlist' => array(
 562                                 ApiBase::PARAM_DFLT => 'preferences',
 563                                 ApiBase::PARAM_TYPE => array(
 564                                         'watch',
 565                                         'unwatch',
 566                                         'preferences',
 567                                         'nochange'
 568                                 ),
 569                         ),
 570                         'md5' => null,
 571                         'prependtext' => null,
 572                         'appendtext' => null,
 573                         'undo' => array(
 574                                 ApiBase::PARAM_TYPE => 'integer'
 575                         ),
 576                         'undoafter' => array(
 577                                 ApiBase::PARAM_TYPE => 'integer'
 578                         ),
 579                         'redirect' => array(
 580                                 ApiBase::PARAM_TYPE => 'boolean',
 581                                 ApiBase::PARAM_DFLT => false,
 582                         ),
 583                         'contentformat' => array(
 584                                 ApiBase::PARAM_TYPE => ContentHandler::getAllContentFormats(),
 585                         ),
 586                         'contentmodel' => array(
 587                                 ApiBase::PARAM_TYPE => ContentHandler::getContentModels(),
 588                         )
 589                 );
 590         }
 591
 592         public function getParamDescription() {
 593                 $p = $this->getModulePrefix();
 594                 return array(
 595                         'title' => "Title of the page you want to edit. Cannot be used together with {$p}pageid",
 596                         'pageid' => "Page ID of the page you want to edit. Cannot be used together with {$p}title",
 597                         'section' => 'Section number. 0 for the top section, \'new\' for a new section',
 598                         'sectiontitle' => 'The title for a new section',
 599                         'text' => 'Page content',
 600                         'token' => array( 'Edit token. You can get one of these through prop=info.',
 601                                                 "The token should always be sent as the last parameter, or at least, after the {$p}text parameter"
 602                         ),
 603                         'summary' => "Edit summary. Also section title when {$p}section=new and {$p}sectiontitle is not set",
 604                         'minor' => 'Minor edit',
 605                         'notminor' => 'Non-minor edit',
 606                         'bot' => 'Mark this edit as bot',
 607                         'basetimestamp' => array( 'Timestamp of the base revision (obtained through prop=revisions&rvprop=timestamp).',
 608                                                 'Used to detect edit conflicts; leave unset to ignore conflicts'
 609                         ),
 610                         'starttimestamp' => array( 'Timestamp when you obtained the edit token.',
 611                                                 'Used to detect edit conflicts; leave unset to ignore conflicts'
 612                         ),
 613                         'recreate' => 'Override any errors about the article having been deleted in the meantime',
 614                         'createonly' => 'Don\'t edit the page if it exists already',
 615                         'nocreate' => 'Throw an error if the page doesn\'t exist',
 616                         'watch' => 'Add the page to your watchlist',
 617                         'unwatch' => 'Remove the page from your watchlist',
 618                         'watchlist' => 'Unconditionally add or remove the page from your watchlist, use preferences or do not change watch',
 619                         'md5' => array( "The MD5 hash of the {$p}text parameter, or the {$p}prependtext and {$p}appendtext parameters concatenated.",
 620                                         'If set, the edit won\'t be done unless the hash is correct' ),
 621                         'prependtext' => "Add this text to the beginning of the page. Overrides {$p}text",
 622                         'appendtext' => array( "Add this text to the end of the page. Overrides {$p}text.",
 623                                                 "Use {$p}section=new to append a new section" ),
 624                         'undo' => "Undo this revision. Overrides {$p}text, {$p}prependtext and {$p}appendtext",
 625                         'undoafter' => 'Undo all revisions from undo to this one. If not set, just undo one revision',
 626                         'redirect' => 'Automatically resolve redirects',
 627                         'contentformat' => 'Content serialization format used for the input text',
 628                         'contentmodel' => 'Content model of the new content',
 629                 );
 630         }
 631
 632         public function getResultProperties() {
 633                 return array(
 634                         '' => array(
 635                                 'new' => 'boolean',
 636                                 'result' => array(
 637                                         ApiBase::PROP_TYPE => array(
 638                                                 'Success',
 639                                                 'Failure'
 640                                         ),
 641                                 ),
 642                                 'pageid' => array(
 643                                         ApiBase::PROP_TYPE => 'integer',
 644                                         ApiBase::PROP_NULLABLE => true
 645                                 ),
 646                                 'title' => array(
 647                                         ApiBase::PROP_TYPE => 'string',
 648                                         ApiBase::PROP_NULLABLE => true
 649                                 ),
 650                                 'nochange' => 'boolean',
 651                                 'oldrevid' => array(
 652                                         ApiBase::PROP_TYPE => 'integer',
 653                                         ApiBase::PROP_NULLABLE => true
 654                                 ),
 655                                 'newrevid' => array(
 656                                         ApiBase::PROP_TYPE => 'integer',
 657                                         ApiBase::PROP_NULLABLE => true
 658                                 ),
 659                                 'newtimestamp' => array(
 660                                         ApiBase::PROP_TYPE => 'string',
 661                                         ApiBase::PROP_NULLABLE => true
 662                                 )
 663                         )
 664                 );
 665         }
 666
 667         public function needsToken() {
 668                 return true;
 669         }
 670
 671         public function getTokenSalt() {
 672                 return '';
 673         }
 674
 675         public function getExamples() {
 676                 return array(
 677                         'api.php?action=edit&title=Test&summary=test%20summary&text=article%20content&basetimestamp=20070824123454&token=%2B\\'
 678                                 => 'Edit a page (anonymous user)',
 679                         'api.php?action=edit&title=Test&summary=NOTOC&minor=&prependtext=__NOTOC__%0A&basetimestamp=20070824123454&token=%2B\\'
 680                                 => 'Prepend __NOTOC__ to a page (anonymous user)',
 681                         'api.php?action=edit&title=Test&undo=13585&undoafter=13579&basetimestamp=20070824123454&token=%2B\\'
 682                                 => 'Undo r13579 through r13585 with autosummary (anonymous user)',
 683                 );
 684         }
 685
 686         public function getHelpUrls() {
 687                 return 'https://www.mediawiki.org/wiki/API:Edit';
 688         }
 689 }