includes/specials/SpecialNewpages.php

   1 <?php
   2 /**
   3  * Implements Special:Newpages
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  * http://www.gnu.org/copyleft/gpl.html
  19  *
  20  * @file
  21  * @ingroup SpecialPage
  22  */
  23
  24 /**
  25  * A special page that list newly created pages
  26  *
  27  * @ingroup SpecialPage
  28  */
  29 class SpecialNewpages extends IncludableSpecialPage {
  30         /**
  31          * @var FormOptions
  32          */
  33         protected $opts;
  34         protected $customFilters;
  35
  36         protected $showNavigation = false;
  37
  38         public function __construct() {
  39                 parent::__construct( 'Newpages' );
  40         }
  41
  42         protected function setup( $par ) {
  43                 // Options
  44                 $opts = new FormOptions();
  45                 $this->opts = $opts; // bind
  46                 $opts->add( 'hideliu', false );
  47                 $opts->add( 'hidepatrolled', $this->getUser()->getBoolOption( 'newpageshidepatrolled' ) );
  48                 $opts->add( 'hidebots', false );
  49                 $opts->add( 'hideredirs', true );
  50                 $opts->add( 'limit', $this->getUser()->getIntOption( 'rclimit' ) );
  51                 $opts->add( 'offset', '' );
  52                 $opts->add( 'namespace', '0' );
  53                 $opts->add( 'username', '' );
  54                 $opts->add( 'feed', '' );
  55                 $opts->add( 'tagfilter', '' );
  56                 $opts->add( 'invert', false );
  57
  58                 $this->customFilters = [];
  59                 Hooks::run( 'SpecialNewPagesFilters', [ $this, &$this->customFilters ] );
  60                 foreach ( $this->customFilters as $key => $params ) {
  61                         $opts->add( $key, $params['default'] );
  62                 }
  63
  64                 // Set values
  65                 $opts->fetchValuesFromRequest( $this->getRequest() );
  66                 if ( $par ) {
  67                         $this->parseParams( $par );
  68                 }
  69
  70                 // Validate
  71                 $opts->validateIntBounds( 'limit', 0, 5000 );
  72         }
  73
  74         protected function parseParams( $par ) {
  75                 $bits = preg_split( '/\s*,\s*/', trim( $par ) );
  76                 foreach ( $bits as $bit ) {
  77                         if ( 'shownav' == $bit ) {
  78                                 $this->showNavigation = true;
  79                         }
  80                         if ( 'hideliu' === $bit ) {
  81                                 $this->opts->setValue( 'hideliu', true );
  82                         }
  83                         if ( 'hidepatrolled' == $bit ) {
  84                                 $this->opts->setValue( 'hidepatrolled', true );
  85                         }
  86                         if ( 'hidebots' == $bit ) {
  87                                 $this->opts->setValue( 'hidebots', true );
  88                         }
  89                         if ( 'showredirs' == $bit ) {
  90                                 $this->opts->setValue( 'hideredirs', false );
  91                         }
  92                         if ( is_numeric( $bit ) ) {
  93                                 $this->opts->setValue( 'limit', intval( $bit ) );
  94                         }
  95
  96                         $m = [];
  97                         if ( preg_match( '/^limit=(\d+)$/', $bit, $m ) ) {
  98                                 $this->opts->setValue( 'limit', intval( $m[1] ) );
  99                         }
 100                         // PG offsets not just digits!
 101                         if ( preg_match( '/^offset=([^=]+)$/', $bit, $m ) ) {
 102                                 $this->opts->setValue( 'offset', intval( $m[1] ) );
 103                         }
 104                         if ( preg_match( '/^username=(.*)$/', $bit, $m ) ) {
 105                                 $this->opts->setValue( 'username', $m[1] );
 106                         }
 107                         if ( preg_match( '/^namespace=(.*)$/', $bit, $m ) ) {
 108                                 $ns = $this->getLanguage()->getNsIndex( $m[1] );
 109                                 if ( $ns !== false ) {
 110                                         $this->opts->setValue( 'namespace', $ns );
 111                                 }
 112                         }
 113                 }
 114         }
 115
 116         /**
 117          * Show a form for filtering namespace and username
 118          *
 119          * @param string $par
 120          */
 121         public function execute( $par ) {
 122                 $out = $this->getOutput();
 123
 124                 $this->setHeaders();
 125                 $this->outputHeader();
 126
 127                 $this->showNavigation = !$this->including(); // Maybe changed in setup
 128                 $this->setup( $par );
 129
 130                 $this->addHelpLink( 'Help:New pages' );
 131
 132                 if ( !$this->including() ) {
 133                         // Settings
 134                         $this->form();
 135
 136                         $feedType = $this->opts->getValue( 'feed' );
 137                         if ( $feedType ) {
 138                                 $this->feed( $feedType );
 139
 140                                 return;
 141                         }
 142
 143                         $allValues = $this->opts->getAllValues();
 144                         unset( $allValues['feed'] );
 145                         $out->setFeedAppendQuery( wfArrayToCgi( $allValues ) );
 146                 }
 147
 148                 $pager = new NewPagesPager( $this, $this->opts );
 149                 $pager->mLimit = $this->opts->getValue( 'limit' );
 150                 $pager->mOffset = $this->opts->getValue( 'offset' );
 151
 152                 if ( $pager->getNumRows() ) {
 153                         $navigation = '';
 154                         if ( $this->showNavigation ) {
 155                                 $navigation = $pager->getNavigationBar();
 156                         }
 157                         $out->addHTML( $navigation . $pager->getBody() . $navigation );
 158                 } else {
 159                         $out->addWikiMsg( 'specialpage-empty' );
 160                 }
 161         }
 162
 163         protected function filterLinks() {
 164                 // show/hide links
 165                 $showhide = [ $this->msg( 'show' )->escaped(), $this->msg( 'hide' )->escaped() ];
 166
 167                 // Option value -> message mapping
 168                 $filters = [
 169                         'hideliu' => 'rcshowhideliu',
 170                         'hidepatrolled' => 'rcshowhidepatr',
 171                         'hidebots' => 'rcshowhidebots',
 172                         'hideredirs' => 'whatlinkshere-hideredirs'
 173                 ];
 174                 foreach ( $this->customFilters as $key => $params ) {
 175                         $filters[$key] = $params['msg'];
 176                 }
 177
 178                 // Disable some if needed
 179                 if ( !User::groupHasPermission( '*', 'createpage' ) ) {
 180                         unset( $filters['hideliu'] );
 181                 }
 182                 if ( !$this->getUser()->useNPPatrol() ) {
 183                         unset( $filters['hidepatrolled'] );
 184                 }
 185
 186                 $links = [];
 187                 $changed = $this->opts->getChangedValues();
 188                 unset( $changed['offset'] ); // Reset offset if query type changes
 189
 190                 $self = $this->getPageTitle();
 191                 $linkRenderer = $this->getLinkRenderer();
 192                 foreach ( $filters as $key => $msg ) {
 193                         $onoff = 1 - $this->opts->getValue( $key );
 194                         $link = $linkRenderer->makeLink(
 195                                 $self,
 196                                 new HtmlArmor( $showhide[$onoff] ),
 197                                 [],
 198                                 [ $key => $onoff ] + $changed
 199                         );
 200                         $links[$key] = $this->msg( $msg )->rawParams( $link )->escaped();
 201                 }
 202
 203                 return $this->getLanguage()->pipeList( $links );
 204         }
 205
 206         protected function form() {
 207                 $out = $this->getOutput();
 208                 $out->addModules( 'mediawiki.userSuggest' );
 209
 210                 // Consume values
 211                 $this->opts->consumeValue( 'offset' ); // don't carry offset, DWIW
 212                 $namespace = $this->opts->consumeValue( 'namespace' );
 213                 $username = $this->opts->consumeValue( 'username' );
 214                 $tagFilterVal = $this->opts->consumeValue( 'tagfilter' );
 215                 $nsinvert = $this->opts->consumeValue( 'invert' );
 216
 217                 // Check username input validity
 218                 $ut = Title::makeTitleSafe( NS_USER, $username );
 219                 $userText = $ut ? $ut->getText() : '';
 220
 221                 // Store query values in hidden fields so that form submission doesn't lose them
 222                 $hidden = [];
 223                 foreach ( $this->opts->getUnconsumedValues() as $key => $value ) {
 224                         $hidden[] = Html::hidden( $key, $value );
 225                 }
 226                 $hidden = implode( "\n", $hidden );
 227
 228                 $form = [
 229                         'namespace' => [
 230                                 'type' => 'namespaceselect',
 231                                 'name' => 'namespace',
 232                                 'label-message' => 'namespace',
 233                                 'default' => $namespace,
 234                         ],
 235                         'nsinvert' => [
 236                                 'type' => 'check',
 237                                 'name' => 'invert',
 238                                 'label-message' => 'invert',
 239                                 'default' => $nsinvert,
 240                                 'tooltip' => 'invert',
 241                         ],
 242                         'tagFilter' => [
 243                                 'type' => 'tagfilter',
 244                                 'name' => 'tagfilter',
 245                                 'label-raw' => $this->msg( 'tag-filter' )->parse(),
 246                                 'default' => $tagFilterVal,
 247                         ],
 248                         'username' => [
 249                                 'type' => 'text',
 250                                 'name' => 'username',
 251                                 'label-message' => 'newpages-username',
 252                                 'default' => $userText,
 253                                 'id' => 'mw-np-username',
 254                                 'size' => 30,
 255                                 'cssclass' => 'mw-autocomplete-user', // used by mediawiki.userSuggest
 256                         ],
 257                 ];
 258
 259                 $htmlForm = new HTMLForm( $form, $this->getContext() );
 260
 261                 $htmlForm->setSubmitText( $this->msg( 'newpages-submit' )->text() );
 262                 $htmlForm->setSubmitProgressive();
 263                 // The form should be visible on each request (inclusive requests with submitted forms), so
 264                 // return always false here.
 265                 $htmlForm->setSubmitCallback(
 266                         function () {
 267                                 return false;
 268                         }
 269                 );
 270                 $htmlForm->setMethod( 'get' );
 271
 272                 $out->addHTML( Xml::fieldset( $this->msg( 'newpages' )->text() ) );
 273
 274                 $htmlForm->show();
 275
 276                 $out->addHTML(
 277                         Html::rawElement(
 278                                 'div',
 279                                 null,
 280                                 $this->filterLinks()
 281                         ) .
 282                         Xml::closeElement( 'fieldset' )
 283                 );
 284         }
 285
 286         /**
 287          * Format a row, providing the timestamp, links to the page/history,
 288          * size, user links, and a comment
 289          *
 290          * @param object $result Result row
 291          * @return string
 292          */
 293         public function formatRow( $result ) {
 294                 $title = Title::newFromRow( $result );
 295
 296                 # Revision deletion works on revisions, so we should cast one
 297                 $row = [
 298                         'comment' => $result->rc_comment,
 299                         'deleted' => $result->rc_deleted,
 300                         'user_text' => $result->rc_user_text,
 301                         'user' => $result->rc_user,
 302                 ];
 303                 $rev = new Revision( $row );
 304                 $rev->setTitle( $title );
 305
 306                 $classes = [];
 307
 308                 $lang = $this->getLanguage();
 309                 $dm = $lang->getDirMark();
 310
 311                 $spanTime = Html::element( 'span', [ 'class' => 'mw-newpages-time' ],
 312                         $lang->userTimeAndDate( $result->rc_timestamp, $this->getUser() )
 313                 );
 314                 $linkRenderer = $this->getLinkRenderer();
 315                 $time = $linkRenderer->makeKnownLink(
 316                         $title,
 317                         new HtmlArmor( $spanTime ),
 318                         [],
 319                         [ 'oldid' => $result->rc_this_oldid ]
 320                 );
 321
 322                 $query = $title->isRedirect() ? [ 'redirect' => 'no' ] : [];
 323
 324                 $plink = $linkRenderer->makeKnownLink(
 325                         $title,
 326                         null,
 327                         [ 'class' => 'mw-newpages-pagename' ],
 328                         $query
 329                 );
 330                 $histLink = $linkRenderer->makeKnownLink(
 331                         $title,
 332                         $this->msg( 'hist' )->text(),
 333                         [],
 334                         [ 'action' => 'history' ]
 335                 );
 336                 $hist = Html::rawElement( 'span', [ 'class' => 'mw-newpages-history' ],
 337                         $this->msg( 'parentheses' )->rawParams( $histLink )->escaped() );
 338
 339                 $length = Html::rawElement(
 340                         'span',
 341                         [ 'class' => 'mw-newpages-length' ],
 342                         $this->msg( 'brackets' )->rawParams(
 343                                 $this->msg( 'nbytes' )->numParams( $result->length )->escaped()
 344                         )->escaped()
 345                 );
 346
 347                 $ulink = Linker::revUserTools( $rev );
 348                 $comment = Linker::revComment( $rev );
 349
 350                 if ( $this->patrollable( $result ) ) {
 351                         $classes[] = 'not-patrolled';
 352                 }
 353
 354                 # Add a class for zero byte pages
 355                 if ( $result->length == 0 ) {
 356                         $classes[] = 'mw-newpages-zero-byte-page';
 357                 }
 358
 359                 # Tags, if any.
 360                 if ( isset( $result->ts_tags ) ) {
 361                         list( $tagDisplay, $newClasses ) = ChangeTags::formatSummaryRow(
 362                                 $result->ts_tags,
 363                                 'newpages',
 364                                 $this->getContext()
 365                         );
 366                         $classes = array_merge( $classes, $newClasses );
 367                 } else {
 368                         $tagDisplay = '';
 369                 }
 370
 371                 $css = count( $classes ) ? ' class="' . implode( ' ', $classes ) . '"' : '';
 372
 373                 # Display the old title if the namespace/title has been changed
 374                 $oldTitleText = '';
 375                 $oldTitle = Title::makeTitle( $result->rc_namespace, $result->rc_title );
 376
 377                 if ( !$title->equals( $oldTitle ) ) {
 378                         $oldTitleText = $oldTitle->getPrefixedText();
 379                         $oldTitleText = Html::rawElement(
 380                                 'span',
 381                                 [ 'class' => 'mw-newpages-oldtitle' ],
 382                                 $this->msg( 'rc-old-title' )->params( $oldTitleText )->escaped()
 383                         );
 384                 }
 385
 386                 return "<li{$css}>{$time} {$dm}{$plink} {$hist} {$dm}{$length} "
 387                         . "{$dm}{$ulink} {$comment} {$tagDisplay} {$oldTitleText}</li>\n";
 388         }
 389
 390         /**
 391          * Should a specific result row provide "patrollable" links?
 392          *
 393          * @param object $result Result row
 394          * @return bool
 395          */
 396         protected function patrollable( $result ) {
 397                 return ( $this->getUser()->useNPPatrol() && !$result->rc_patrolled );
 398         }
 399
 400         /**
 401          * Output a subscription feed listing recent edits to this page.
 402          *
 403          * @param string $type
 404          */
 405         protected function feed( $type ) {
 406                 if ( !$this->getConfig()->get( 'Feed' ) ) {
 407                         $this->getOutput()->addWikiMsg( 'feed-unavailable' );
 408
 409                         return;
 410                 }
 411
 412                 $feedClasses = $this->getConfig()->get( 'FeedClasses' );
 413                 if ( !isset( $feedClasses[$type] ) ) {
 414                         $this->getOutput()->addWikiMsg( 'feed-invalid' );
 415
 416                         return;
 417                 }
 418
 419                 $feed = new $feedClasses[$type](
 420                         $this->feedTitle(),
 421                         $this->msg( 'tagline' )->text(),
 422                         $this->getPageTitle()->getFullURL()
 423                 );
 424
 425                 $pager = new NewPagesPager( $this, $this->opts );
 426                 $limit = $this->opts->getValue( 'limit' );
 427                 $pager->mLimit = min( $limit, $this->getConfig()->get( 'FeedLimit' ) );
 428
 429                 $feed->outHeader();
 430                 if ( $pager->getNumRows() > 0 ) {
 431                         foreach ( $pager->mResult as $row ) {
 432                                 $feed->outItem( $this->feedItem( $row ) );
 433                         }
 434                 }
 435                 $feed->outFooter();
 436         }
 437
 438         protected function feedTitle() {
 439                 $desc = $this->getDescription();
 440                 $code = $this->getConfig()->get( 'LanguageCode' );
 441                 $sitename = $this->getConfig()->get( 'Sitename' );
 442
 443                 return "$sitename - $desc [$code]";
 444         }
 445
 446         protected function feedItem( $row ) {
 447                 $title = Title::makeTitle( intval( $row->rc_namespace ), $row->rc_title );
 448                 if ( $title ) {
 449                         $date = $row->rc_timestamp;
 450                         $comments = $title->getTalkPage()->getFullURL();
 451
 452                         return new FeedItem(
 453                                 $title->getPrefixedText(),
 454                                 $this->feedItemDesc( $row ),
 455                                 $title->getFullURL(),
 456                                 $date,
 457                                 $this->feedItemAuthor( $row ),
 458                                 $comments
 459                         );
 460                 } else {
 461                         return null;
 462                 }
 463         }
 464
 465         protected function feedItemAuthor( $row ) {
 466                 return isset( $row->rc_user_text ) ? $row->rc_user_text : '';
 467         }
 468
 469         protected function feedItemDesc( $row ) {
 470                 $revision = Revision::newFromId( $row->rev_id );
 471                 if ( $revision ) {
 472                         // XXX: include content model/type in feed item?
 473                         return '<p>' . htmlspecialchars( $revision->getUserText() ) .
 474                                 $this->msg( 'colon-separator' )->inContentLanguage()->escaped() .
 475                                 htmlspecialchars( FeedItem::stripComment( $revision->getComment() ) ) .
 476                                 "</p>\n<hr />\n<div>" .
 477                                 nl2br( htmlspecialchars( $revision->getContent()->serialize() ) ) . "</div>";
 478                 }
 479
 480                 return '';
 481         }
 482
 483         protected function getGroupName() {
 484                 return 'changes';
 485         }
 486
 487         protected function getCacheTTL() {
 488                 return 60 * 5;
 489         }
 490 }