includes/SpecialMovepage.php

   1 <?php
   2 /**
   3  *
   4  * @addtogroup SpecialPage
   5  */
   6
   7 /**
   8  * Constructor
   9  */
  10 function wfSpecialMovepage( $par = null ) {
  11         global $wgUser, $wgOut, $wgRequest, $action;
  12
  13         # Check rights
  14         if ( !$wgUser->isAllowed( 'move' ) ) {
  15                 $wgOut->showPermissionsErrorPage( array( $wgUser->isAnon() ? 'movenologintext' : 'movenotallowed' ) );
  16                 return;
  17         }
  18
  19         # Don't allow blocked users to move pages
  20         if ( $wgUser->isBlocked() ) {
  21                 $wgOut->blockedPage();
  22                 return;
  23         }
  24
  25         # Check for database lock
  26         if ( wfReadOnly() ) {
  27                 $wgOut->readOnlyPage();
  28                 return;
  29         }
  30
  31         $f = new MovePageForm( $par );
  32
  33         if ( 'success' == $action ) {
  34                 $f->showSuccess();
  35         } else if ( 'submit' == $action && $wgRequest->wasPosted()
  36                 && $wgUser->matchEditToken( $wgRequest->getVal( 'wpEditToken' ) ) ) {
  37                 $f->doSubmit();
  38         } else {
  39                 $f->showForm( '' );
  40         }
  41 }
  42
  43 /**
  44  * HTML form for Special:Movepage
  45  * @addtogroup SpecialPage
  46  */
  47 class MovePageForm {
  48         var $oldTitle, $newTitle, $reason; # Text input
  49         var $moveTalk, $deleteAndMove;
  50
  51         private $watch = false;
  52
  53         function MovePageForm( $par ) {
  54                 global $wgRequest;
  55                 $target = isset($par) ? $par : $wgRequest->getVal( 'target' );
  56                 $this->oldTitle = $wgRequest->getText( 'wpOldTitle', $target );
  57                 $this->newTitle = $wgRequest->getText( 'wpNewTitle' );
  58                 $this->reason = $wgRequest->getText( 'wpReason' );
  59                 if ( $wgRequest->wasPosted() ) {
  60                         $this->moveTalk = $wgRequest->getBool( 'wpMovetalk', false );
  61                 } else {
  62                         $this->moveTalk = $wgRequest->getBool( 'wpMovetalk', true );
  63                 }
  64                 $this->deleteAndMove = $wgRequest->getBool( 'wpDeleteAndMove' ) && $wgRequest->getBool( 'wpConfirm' );
  65                 $this->watch = $wgRequest->getCheck( 'wpWatch' );
  66         }
  67
  68         function showForm( $err, $hookErr = '' ) {
  69                 global $wgOut, $wgUser;
  70
  71                 $ot = Title::newFromURL( $this->oldTitle );
  72                 if( is_null( $ot ) ) {
  73                         $wgOut->showErrorPage( 'notargettitle', 'notargettext' );
  74                         return;
  75                 }
  76
  77                 $sk = $wgUser->getSkin();
  78
  79                 $oldTitleLink = $sk->makeLinkObj( $ot );
  80                 $oldTitle = $ot->getPrefixedText();
  81
  82                 $wgOut->setPagetitle( wfMsg( 'move-page', $oldTitle ) );
  83                 $wgOut->setSubtitle( wfMsg( 'move-page-backlink', $oldTitleLink ) );
  84
  85                 if( $this->newTitle == '' ) {
  86                         # Show the current title as a default
  87                         # when the form is first opened.
  88                         $newTitle = $oldTitle;
  89                 } else {
  90                         if( $err == '' ) {
  91                                 $nt = Title::newFromURL( $this->newTitle );
  92                                 if( $nt ) {
  93                                         # If a title was supplied, probably from the move log revert
  94                                         # link, check for validity. We can then show some diagnostic
  95                                         # information and save a click.
  96                                         $newerr = $ot->isValidMoveOperation( $nt );
  97                                         if( is_string( $newerr ) ) {
  98                                                 $err = $newerr;
  99                                         }
 100                                 }
 101                         }
 102                         $newTitle = $this->newTitle;
 103                 }
 104
 105                 if ( $err == 'articleexists' && $wgUser->isAllowed( 'delete' ) ) {
 106                         $wgOut->addWikiMsg( 'delete_and_move_text', $newTitle );
 107                         $movepagebtn = wfMsg( 'delete_and_move' );
 108                         $submitVar = 'wpDeleteAndMove';
 109                         $confirm = "
 110                                 <tr>
 111                                         <td></td>
 112                                         <td class='mw-input'>" .
 113                                                 Xml::checkLabel( wfMsg( 'delete_and_move_confirm' ), 'wpConfirm', 'wpConfirm' ) .
 114                                         "</td>
 115                                 </tr>";
 116                         $err = '';
 117                 } else {
 118                         $wgOut->addWikiMsg( 'movepagetext' );
 119                         $movepagebtn = wfMsg( 'movepagebtn' );
 120                         $submitVar = 'wpMove';
 121                         $confirm = false;
 122                 }
 123
 124                 $oldTalk = $ot->getTalkPage();
 125                 $considerTalk = ( !$ot->isTalkPage() && $oldTalk->exists() );
 126
 127                 if ( $considerTalk ) {
 128                         $wgOut->addWikiMsg( 'movepagetalktext' );
 129                 }
 130
 131                 $titleObj = SpecialPage::getTitleFor( 'Movepage' );
 132                 $token = htmlspecialchars( $wgUser->editToken() );
 133
 134                 if ( $err != '' ) {
 135                         $wgOut->setSubtitle( wfMsg( 'formerror' ) );
 136                         $errMsg = "";
 137                         if( $err == 'hookaborted' ) {
 138                                 $errMsg = "<p><strong class=\"error\">$hookErr</strong></p>\n";
 139                         } else if (is_array($err)) {
 140                                 $errMsg = '<p><strong class="error">' . call_user_func_array( 'wfMsgWikiHtml', $err ) . "</strong></p>\n";
 141                         } else {
 142                                 $errMsg = '<p><strong class="error">' . wfMsgWikiHtml( $err ) . "</strong></p>\n";
 143                         }
 144                         $wgOut->addHTML( $errMsg );
 145                 }
 146
 147                 $wgOut->addHTML(
 148                          Xml::openElement( 'form', array( 'method' => 'post', 'action' => $titleObj->getLocalURL( 'action=submit' ), 'id' => 'movepage' ) ) .
 149                          Xml::openElement( 'fieldset' ) .
 150                          Xml::element( 'legend', null, wfMsg( 'move-page-legend' ) ) .
 151                          Xml::openElement( 'table', array( 'border' => '0', 'id' => 'mw-movepage-table' ) ) .
 152                          "<tr>
 153                                 <td class='mw-label'>" .
 154                                         wfMsgHtml( 'movearticle' ) .
 155                                 "</td>
 156                                 <td class='mw-input'>
 157                                         <strong>{$oldTitleLink}</strong>
 158                                 </td>
 159                         </tr>
 160                         <tr>
 161                                 <td class='mw-label'>" .
 162                                         Xml::label( wfMsg( 'newtitle' ), 'wpNewTitle' ) .
 163                                 "</td>
 164                                 <td class='mw-input'>" .
 165                                         Xml::input( 'wpNewTitle', 40, $newTitle, array( 'type' => 'text', 'id' => 'wpNewTitle' ) ) .
 166                                         Xml::hidden( 'wpOldTitle', $oldTitle ) .
 167                                 "</td>
 168                         </tr>
 169                         <tr>
 170                                 <td class='mw-label'>" .
 171                                         Xml::label( wfMsg( 'movereason' ), 'wpReason' ) .
 172                                 "</td>
 173                                 <td class='mw-input'>" .
 174                                         Xml::tags( 'textarea', array( 'name' => 'wpReason', 'id' => 'wpReason', 'cols' => 60, 'rows' => 2 ), htmlspecialchars( $this->reason ) ) .
 175                                 "</td>
 176                         </tr>"
 177                 );
 178
 179                 if ( $considerTalk ) {
 180                         $wgOut->addHTML( "
 181                                 <tr>
 182                                         <td></td>
 183                                         <td class='mw-input'>" .
 184                                                 Xml::checkLabel( wfMsg( 'movetalk' ), 'wpMovetalk', 'wpMovetalk', $this->moveTalk ) .
 185                                         "</td>
 186                                 </tr>"
 187                         );
 188                 }
 189
 190                 $watchChecked = $this->watch || $wgUser->getBoolOption( 'watchmoves' ) || $ot->userIsWatching();
 191                 $wgOut->addHTML( "
 192                         <tr>
 193                                 <td></td>
 194                                 <td class='mw-input'>" .
 195                                         Xml::checkLabel( wfMsg( 'move-watch' ), 'wpWatch', 'watch', $watchChecked ) .
 196                                 "</td>
 197                         </tr>
 198                                 {$confirm}
 199                         <tr>
 200                                 <td>&nbsp;</td>
 201                                 <td class='mw-submit'>" .
 202                                         Xml::submitButton( $movepagebtn, array( 'name' => $submitVar ) ) .
 203                                 "</td>
 204                         </tr>" .
 205                         Xml::closeElement( 'table' ) .
 206                         Xml::hidden( 'wpEditToken', $token ) .
 207                         Xml::closeElement( 'fieldset' ) .
 208                         Xml::closeElement( 'form' ) .
 209                         "\n"
 210                 );
 211
 212                 $this->showLogFragment( $ot, $wgOut );
 213
 214         }
 215
 216         function doSubmit() {
 217                 global $wgOut, $wgUser, $wgRequest;
 218
 219                 if ( $wgUser->pingLimiter( 'move' ) ) {
 220                         $wgOut->rateLimited();
 221                         return;
 222                 }
 223
 224                 # Variables beginning with 'o' for old article 'n' for new article
 225
 226                 $ot = Title::newFromText( $this->oldTitle );
 227                 $nt = Title::newFromText( $this->newTitle );
 228
 229                 # Delete to make way if requested
 230                 if ( $wgUser->isAllowed( 'delete' ) && $this->deleteAndMove ) {
 231                         $article = new Article( $nt );
 232
 233                         # Disallow deletions of big articles
 234                         $bigHistory = $article->isBigDeletion();
 235                         if( $bigHistory && !$nt->userCan( 'bigdelete' ) ) {
 236                                 global $wgLang, $wgDeleteRevisionsLimit;
 237                                 $this->showForm( array('delete-toobig', $wgLang->formatNum( $wgDeleteRevisionsLimit ) ) );
 238                                 return;
 239                         }
 240
 241                         // This may output an error message and exit
 242                         $article->doDelete( wfMsgForContent( 'delete_and_move_reason' ) );
 243                 }
 244
 245                 # don't allow moving to pages with # in
 246                 if ( !$nt || $nt->getFragment() != '' ) {
 247                         $this->showForm( 'badtitletext' );
 248                         return;
 249                 }
 250
 251                 $hookErr = null;
 252                 if( !wfRunHooks( 'AbortMove', array( $ot, $nt, $wgUser, &$hookErr ) ) ) {
 253                         $this->showForm( 'hookaborted', $hookErr );
 254                         return;
 255                 }
 256
 257                 $error = $ot->moveTo( $nt, true, $this->reason );
 258                 if ( $error !== true ) {
 259                         $this->showForm( $error );
 260                         return;
 261                 }
 262
 263                 wfRunHooks( 'SpecialMovepageAfterMove', array( &$this , &$ot , &$nt ) ) ;
 264
 265                 # Move the talk page if relevant, if it exists, and if we've been told to
 266                 $ott = $ot->getTalkPage();
 267                 if( $ott->exists() ) {
 268                         if( $this->moveTalk && !$ot->isTalkPage() && !$nt->isTalkPage() ) {
 269                                 $ntt = $nt->getTalkPage();
 270
 271                                 # Attempt the move
 272                                 $error = $ott->moveTo( $ntt, true, $this->reason );
 273                                 if ( $error === true ) {
 274                                         $talkmoved = 1;
 275                                         wfRunHooks( 'SpecialMovepageAfterMove', array( &$this , &$ott , &$ntt ) );
 276                                 } else {
 277                                         $talkmoved = $error;
 278                                 }
 279                         } else {
 280                                 # Stay silent on the subject of talk.
 281                                 $talkmoved = '';
 282                         }
 283                 } else {
 284                         $talkmoved = 'notalkpage';
 285                 }
 286
 287                 # Deal with watches
 288                 if( $this->watch ) {
 289                         $wgUser->addWatch( $ot );
 290                         $wgUser->addWatch( $nt );
 291                 } else {
 292                         $wgUser->removeWatch( $ot );
 293                         $wgUser->removeWatch( $nt );
 294                 }
 295
 296                 # Give back result to user.
 297                 $titleObj = SpecialPage::getTitleFor( 'Movepage' );
 298                 $success = $titleObj->getFullURL(
 299                   'action=success&oldtitle=' . wfUrlencode( $ot->getPrefixedText() ) .
 300                   '&newtitle=' . wfUrlencode( $nt->getPrefixedText() ) .
 301                   '&talkmoved='.$talkmoved );
 302
 303                 $wgOut->redirect( $success );
 304         }
 305
 306         function showSuccess() {
 307                 global $wgOut, $wgRequest, $wgUser;
 308
 309                 $old = Title::newFromText( $wgRequest->getVal( 'oldtitle' ) );
 310                 $new = Title::newFromText( $wgRequest->getVal( 'newtitle' ) );
 311
 312                 if( is_null( $old ) || is_null( $new ) ) {
 313                         throw new ErrorPageError( 'badtitle', 'badtitletext' );
 314                 }
 315
 316                 $wgOut->setPagetitle( wfMsg( 'pagemovedsub' ) );
 317
 318                 $talkmoved = $wgRequest->getVal( 'talkmoved' );
 319                 $oldUrl = $old->getFullUrl( 'redirect=no' );
 320                 $newUrl = $new->getFullUrl();
 321                 $oldText = $old->getPrefixedText();
 322                 $newText = $new->getPrefixedText();
 323                 $oldLink = "<span class='plainlinks'>[$oldUrl $oldText]</span>";
 324                 $newLink = "<span class='plainlinks'>[$newUrl $newText]</span>";
 325
 326                 $s = wfMsgNoTrans( 'movepage-moved', $oldLink, $newLink, $oldText, $newText );
 327
 328                 if ( $talkmoved == 1 ) {
 329                         $s .= "\n\n" . wfMsgNoTrans( 'talkpagemoved' );
 330                 } elseif( 'articleexists' == $talkmoved ) {
 331                         $s .= "\n\n" . wfMsgNoTrans( 'talkexists' );
 332                 } else {
 333                         if( !$old->isTalkPage() && $talkmoved != 'notalkpage' ) {
 334                                 $s .= "\n\n" . wfMsgNoTrans( 'talkpagenotmoved', wfMsgNoTrans( $talkmoved ) );
 335                         }
 336                 }
 337                 $wgOut->addWikiText( $s );
 338         }
 339
 340         function showLogFragment( $title, &$out ) {
 341                 $out->addHTML( Xml::element( 'h2', NULL, LogPage::logName( 'move' ) ) );
 342                 LogEventsList::showLogExtract( $out, 'move', $title->getPrefixedText() );
 343         }
 344
 345 }