3 * Contain the EditPage class
8 * Splitting edit page/HTML interface from Article...
9 * The actual database and text munging is still in Article,
10 * but it should get easier to call those from alternate
20 var $isConflict = false;
21 var $isCssJsSubpage = false;
22 var $deletedSinceEdit = false;
28 var $save = false, $preview = false, $diff = false;
29 var $minoredit = false, $watchthis = false, $recreate = false;
30 var $textbox1 = '', $textbox2 = '', $summary = '';
31 var $edittime = '', $section = '', $starttime = '';
32 var $oldid = 0, $editintro = '';
38 function EditPage( $article ) {
39 $this->mArticle
=& $article;
41 $this->mTitle
=& $wgTitle;
45 * This is the function that extracts metadata from the article body on the first view.
46 * To turn the feature on, set $wgUseMetadataEdit = true ; in LocalSettings
47 * and set $wgMetadataWhitelist to the *full* title of the template whitelist
49 function extractMetaDataFromArticle () {
50 global $wgUseMetadataEdit , $wgMetadataWhitelist , $wgLang ;
51 $this->mMetaData
= '' ;
52 if ( !$wgUseMetadataEdit ) return ;
53 if ( $wgMetadataWhitelist == '' ) return ;
55 $t = $this->mArticle
->getContent ( true ) ;
57 # MISSING : <nowiki> filtering
59 # Categories and language links
60 $t = explode ( "\n" , $t ) ;
61 $catlow = strtolower ( $wgLang->getNsText ( NS_CATEGORY
) ) ;
62 $cat = $ll = array() ;
63 foreach ( $t AS $key => $x )
65 $y = trim ( strtolower ( $x ) ) ;
66 while ( substr ( $y , 0 , 2 ) == '[[' )
68 $y = explode ( ']]' , trim ( $x ) ) ;
69 $first = array_shift ( $y ) ;
70 $first = explode ( ':' , $first ) ;
71 $ns = array_shift ( $first ) ;
72 $ns = trim ( str_replace ( '[' , '' , $ns ) ) ;
73 if ( strlen ( $ns ) == 2 OR strtolower ( $ns ) == $catlow )
75 $add = '[[' . $ns . ':' . implode ( ':' , $first ) . ']]' ;
76 if ( strtolower ( $ns ) == $catlow ) $cat[] = $add ;
78 $x = implode ( ']]' , $y ) ;
80 $y = trim ( strtolower ( $x ) ) ;
84 if ( count ( $cat ) ) $s .= implode ( ' ' , $cat ) . "\n" ;
85 if ( count ( $ll ) ) $s .= implode ( ' ' , $ll ) . "\n" ;
86 $t = implode ( "\n" , $t ) ;
89 $sat = array () ; # stand-alone-templates; must be lowercase
90 $wl_title = Title
::newFromText ( $wgMetadataWhitelist ) ;
91 $wl_article = new Article ( $wl_title ) ;
92 $wl = explode ( "\n" , $wl_article->getContent(true) ) ;
97 while ( substr ( $x , 0 , 1 ) == '*' )
100 $x = trim ( substr ( $x , 1 ) ) ;
104 $sat[] = strtolower ( $x ) ;
109 # Templates, but only some
110 $t = explode ( '{{' , $t ) ;
112 foreach ( $t AS $key => $x )
114 $y = explode ( '}}' , $x , 2 ) ;
115 if ( count ( $y ) == 2 )
118 $z = explode ( '|' , $z ) ;
119 $tn = array_shift ( $z ) ;
120 if ( in_array ( strtolower ( $tn ) , $sat ) )
122 $tl[] = '{{' . $y[0] . '}}' ;
124 $y = explode ( '}}' , $y[1] , 2 ) ;
126 else $t[$key] = '{{' . $x ;
128 else if ( $key != 0 ) $t[$key] = '{{' . $x ;
131 if ( count ( $tl ) ) $s .= implode ( ' ' , $tl ) ;
132 $t = implode ( '' , $t ) ;
134 $t = str_replace ( "\n\n\n" , "\n" , $t ) ;
135 $this->mArticle
->mContent
= $t ;
136 $this->mMetaData
= $s ;
144 * This is the function that gets called for "action=edit". It
145 * sets up various member variables, then passes execution to
146 * another function, usually showEditForm()
148 * The edit form is self-submitting, so that when things like
149 * preview and edit conflicts occur, we get the same form back
150 * with the extra stuff added. Only when the final submission
151 * is made and all is well do we actually save and redirect to
152 * the newly-edited page.
155 global $wgOut, $wgUser, $wgRequest, $wgTitle;
157 $fname = 'EditPage::edit';
158 wfProfileIn( $fname );
160 // this is not an article
161 $wgOut->setArticleFlag(false);
163 $this->importFormData( $wgRequest );
164 $this->firsttime
= false;
167 $this->livePreview();
168 wfProfileOut( $fname );
172 if ( ! $this->mTitle
->userCanEdit() ) {
173 $wgOut->readOnlyPage( $this->mArticle
->getContent( true ), true );
174 wfProfileOut( $fname );
177 if ( !$this->preview
&& !$this->diff
&& $wgUser->isBlockedFrom( $this->mTitle
, !$this->save
) ) {
178 # When previewing, don't check blocked state - will get caught at save time.
179 # Also, check when starting edition is done against slave to improve performance.
180 $this->blockedIPpage();
181 wfProfileOut( $fname );
184 if ( !$wgUser->isAllowed('edit') ) {
185 if ( $wgUser->isAnon() ) {
186 $this->userNotLoggedInPage();
187 wfProfileOut( $fname );
190 $wgOut->readOnlyPage( $this->mArticle
->getContent( true ), true );
191 wfProfileOut( $fname );
195 if ( wfReadOnly() ) {
196 if( $this->save ||
$this->preview
) {
197 $this->formtype
= 'preview';
198 } else if ( $this->diff
) {
199 $this->formtype
= 'diff';
201 $wgOut->readOnlyPage( $this->mArticle
->getContent( true ) );
202 wfProfileOut( $fname );
207 $this->formtype
= 'save';
208 } else if ( $this->preview
) {
209 $this->formtype
= 'preview';
210 } else if ( $this->diff
) {
211 $this->formtype
= 'diff';
212 } else { # First time through
213 $this->firsttime
= true;
214 if( $this->previewOnOpen() ) {
215 $this->formtype
= 'preview';
217 $this->extractMetaDataFromArticle () ;
218 $this->formtype
= 'initial';
223 wfProfileIn( "$fname-business-end" );
225 $this->isConflict
= false;
226 // css / js subpages of user pages get a special treatment
227 $this->isCssJsSubpage
= $wgTitle->isCssJsSubpage();
229 /* Notice that we can't use isDeleted, because it returns true if article is ever deleted
230 * no matter it's current state
232 $this->deletedSinceEdit
= false;
233 if ( $this->edittime
!= '' ) {
234 /* Note that we rely on logging table, which hasn't been always there,
235 * but that doesn't matter, because this only applies to brand new
236 * deletes. This is done on every preview and save request. Move it further down
237 * to only perform it on saves
239 if ( $this->mTitle
->isDeleted() ) {
240 $this->lastDelete
= $this->getLastDelete();
241 if ( !is_null($this->lastDelete
) ) {
242 $deletetime = $this->lastDelete
->log_timestamp
;
243 if ( ($deletetime - $this->starttime
) > 0 ) {
244 $this->deletedSinceEdit
= true;
250 if(!$this->mTitle
->getArticleID() && ('initial' == $this->formtype ||
$this->firsttime
)) { # new article
253 if( $this->mTitle
->isTalkPage() ) {
254 $wgOut->addWikiText( wfMsg( 'talkpagetext' ) );
257 # Attempt submission here. This will check for edit conflicts,
258 # and redundantly check for locked database, blocked IPs, etc.
259 # that edit() already checked just in case someone tries to sneak
260 # in the back door with a hand-edited submission URL.
262 if ( 'save' == $this->formtype
) {
263 if ( !$this->attemptSave() ) {
264 wfProfileOut( "$fname-business-end" );
265 wfProfileOut( $fname );
270 # First time through: get contents, set time for conflict
272 if ( 'initial' == $this->formtype ||
$this->firsttime
) {
273 $this->initialiseForm();
276 $this->showEditForm();
277 wfProfileOut( "$fname-business-end" );
278 wfProfileOut( $fname );
282 * Return true if this page should be previewed when the edit form
283 * is initially opened.
287 function previewOnOpen() {
289 return $wgUser->getOption( 'previewonfirst' ) ||
290 ( $this->mTitle
->getNamespace() == NS_CATEGORY
&&
291 !$this->mTitle
->exists() );
297 function importFormData( &$request ) {
298 $fname = 'EditPage::importFormData';
299 wfProfileIn( $fname );
301 if( $request->wasPosted() ) {
302 # These fields need to be checked for encoding.
303 # Also remove trailing whitespace, but don't remove _initial_
304 # whitespace from the text boxes. This may be significant formatting.
305 $this->textbox1
= $this->safeUnicodeInput( $request, 'wpTextbox1' );
306 $this->textbox2
= $this->safeUnicodeInput( $request, 'wpTextbox2' );
307 $this->mMetaData
= rtrim( $request->getText( 'metadata' ) );
308 $this->summary
= $request->getText( 'wpSummary' );
310 $this->edittime
= $request->getVal( 'wpEdittime' );
311 $this->starttime
= $request->getVal( 'wpStarttime' );
312 if( is_null( $this->edittime
) ) {
313 # If the form is incomplete, force to preview.
314 $this->preview
= true;
316 if( $this->tokenOk( $request ) ) {
317 # Some browsers will not report any submit button
318 # if the user hits enter in the comment box.
319 # The unmarked state will be assumed to be a save,
320 # if the form seems otherwise complete.
321 $this->preview
= $request->getCheck( 'wpPreview' );
322 $this->diff
= $request->getCheck( 'wpDiff' );
324 # Page might be a hack attempt posted from
325 # an external site. Preview instead of saving.
326 $this->preview
= true;
329 $this->save
= ! ( $this->preview
OR $this->diff
);
330 if( !preg_match( '/^\d{14}$/', $this->edittime
)) {
331 $this->edittime
= null;
334 if( !preg_match( '/^\d{14}$/', $this->starttime
)) {
335 $this->starttime
= null;
338 $this->recreate
= $request->getCheck( 'wpRecreate' );
340 $this->minoredit
= $request->getCheck( 'wpMinoredit' );
341 $this->watchthis
= $request->getCheck( 'wpWatchthis' );
343 # Not a posted form? Start with nothing.
344 $this->textbox1
= '';
345 $this->textbox2
= '';
346 $this->mMetaData
= '';
348 $this->edittime
= '';
349 $this->starttime
= wfTimestampNow();
350 $this->preview
= false;
353 $this->minoredit
= false;
354 $this->watchthis
= false;
355 $this->recreate
= false;
358 $this->oldid
= $request->getInt( 'oldid' );
360 # Section edit can come from either the form or a link
361 $this->section
= $request->getVal( 'wpSection', $request->getVal( 'section' ) );
363 $this->live
= $request->getCheck( 'live' );
364 $this->editintro
= $request->getText( 'editintro' );
366 wfProfileOut( $fname );
370 * Make sure the form isn't faking a user's credentials.
372 * @param WebRequest $request
376 function tokenOk( &$request ) {
378 if( $wgUser->isAnon() ) {
379 # Anonymous users may not have a session
380 # open. Don't tokenize.
383 return $wgUser->matchEditToken( $request->getVal( 'wpEditToken' ) );
387 function showIntro() {
388 global $wgOut, $wgUser;
389 $addstandardintro=true;
390 if($this->editintro
) {
391 $introtitle=Title
::newFromText($this->editintro
);
392 if(isset($introtitle) && $introtitle->userCanRead()) {
393 $rev=Revision
::newFromTitle($introtitle);
395 $wgOut->addWikiText($rev->getText());
396 $addstandardintro=false;
400 if($addstandardintro) {
401 if ( $wgUser->getID() )
402 $wgOut->addWikiText( wfMsg( 'newarticletext' ) );
404 $wgOut->addWikiText( wfMsg( 'newarticletextanon' ) );
410 * @return bool false if output is done, true if the rest of the form should be displayed
412 function attemptSave() {
413 global $wgSpamRegex, $wgFilterCallback, $wgUser, $wgOut;
415 $fname = 'EditPage::attemptSave';
416 wfProfileIn( $fname );
417 wfProfileIn( "$fname-checks" );
419 # Reintegrate metadata
420 if ( $this->mMetaData
!= '' ) $this->textbox1
.= "\n" . $this->mMetaData
;
421 $this->mMetaData
= '' ;
424 if ( $wgSpamRegex && preg_match( $wgSpamRegex, $this->textbox1
, $matches ) ) {
425 $this->spamPage ( $matches[0] );
426 wfProfileOut( "$fname-checks" );
427 wfProfileOut( $fname );
430 if ( $wgFilterCallback && $wgFilterCallback( $this->mTitle
, $this->textbox1
, $this->section
) ) {
431 # Error messages or other handling should be performed by the filter function
432 wfProfileOut( $fname );
433 wfProfileOut( "$fname-checks" );
436 if ( !wfRunHooks( 'EditFilter', array( &$this, $this->textbox1
, $this->section
) ) ) {
437 # Error messages or other handling should be performed by the filter function
438 wfProfileOut( $fname );
439 wfProfileOut( "$fname-checks" );
442 if ( $wgUser->isBlockedFrom( $this->mTitle
, false ) ) {
443 # Check block state against master, thus 'false'.
444 $this->blockedIPpage();
445 wfProfileOut( "$fname-checks" );
446 wfProfileOut( $fname );
450 if ( !$wgUser->isAllowed('edit') ) {
451 if ( $wgUser->isAnon() ) {
452 $this->userNotLoggedInPage();
453 wfProfileOut( "$fname-checks" );
454 wfProfileOut( $fname );
458 $wgOut->readOnlyPage();
459 wfProfileOut( "$fname-checks" );
460 wfProfileOut( $fname );
465 if ( wfReadOnly() ) {
466 $wgOut->readOnlyPage();
467 wfProfileOut( "$fname-checks" );
468 wfProfileOut( $fname );
471 if ( $wgUser->pingLimiter() ) {
472 $wgOut->rateLimited();
473 wfProfileOut( "$fname-checks" );
474 wfProfileOut( $fname );
478 # If the article has been deleted while editing, don't save it without
480 if ( $this->deletedSinceEdit
&& !$this->recreate
) {
481 wfProfileOut( "$fname-checks" );
482 wfProfileOut( $fname );
486 wfProfileOut( "$fname-checks" );
488 # If article is new, insert it.
489 $aid = $this->mTitle
->getArticleID( GAID_FOR_UPDATE
);
491 # Don't save a new article if it's blank.
492 if ( ( '' == $this->textbox1
) ) {
493 $wgOut->redirect( $this->mTitle
->getFullURL() );
494 wfProfileOut( $fname );
498 $isComment=($this->section
=='new');
499 $this->mArticle
->insertNewArticle( $this->textbox1
, $this->summary
,
500 $this->minoredit
, $this->watchthis
, false, $isComment);
502 wfProfileOut( $fname );
506 # Article exists. Check for edit conflict.
508 $this->mArticle
->clear(); # Force reload of dates, etc.
509 $this->mArticle
->forUpdate( true ); # Lock the article
511 if( ( $this->section
!= 'new' ) &&
512 ($this->mArticle
->getTimestamp() != $this->edittime
) )
514 $this->isConflict
= true;
516 $userid = $wgUser->getID();
518 if ( $this->isConflict
) {
519 wfDebug( "EditPage::editForm conflict! getting section '$this->section' for time '$this->edittime' (article time '" .
520 $this->mArticle
->getTimestamp() . "'\n" );
521 $text = $this->mArticle
->replaceSection( $this->section
, $this->textbox1
, $this->summary
, $this->edittime
);
524 wfDebug( "EditPage::editForm getting section '$this->section'\n" );
525 $text = $this->mArticle
->replaceSection( $this->section
, $this->textbox1
, $this->summary
);
528 # Suppress edit conflict with self, except for section edits where merging is required.
529 if ( ( $this->section
== '' ) && ( 0 != $userid ) && ( $this->mArticle
->getUser() == $userid ) ) {
530 wfDebug( "Suppressing edit conflict, same user.\n" );
531 $this->isConflict
= false;
533 # switch from section editing to normal editing in edit conflict
534 if($this->isConflict
) {
536 if( $this->mergeChangesInto( $text ) ){
537 // Successful merge! Maybe we should tell the user the good news?
538 $this->isConflict
= false;
539 wfDebug( "Suppressing edit conflict, successful merge.\n" );
542 $this->textbox1
= $text;
543 wfDebug( "Keeping edit conflict, failed merge.\n" );
548 if ( $this->isConflict
) {
549 wfProfileOut( $fname );
554 wfProfileIn( "$fname-sectionanchor" );
556 if( $this->section
== 'new' ) {
557 if( $this->summary
!= '' ) {
558 $sectionanchor = $this->sectionAnchor( $this->summary
);
560 } elseif( $this->section
!= '' ) {
561 # Try to get a section anchor from the section source, redirect to edited section if header found
562 # XXX: might be better to integrate this into Article::replaceSection
563 # for duplicate heading checking and maybe parsing
564 $hasmatch = preg_match( "/^ *([=]{1,6})(.*?)(\\1) *\\n/i", $this->textbox1
, $matches );
565 # we can't deal with anchors, includes, html etc in the header for now,
566 # headline would need to be parsed to improve this
567 if($hasmatch and strlen($matches[2]) > 0) {
568 $sectionanchor = $this->sectionAnchor( $matches[2] );
571 wfProfileOut( "$fname-sectionanchor" );
573 // Save errors may fall down to the edit form, but we've now
574 // merged the section into full text. Clear the section field
575 // so that later submission of conflict forms won't try to
576 // replace that into a duplicated mess.
577 $this->textbox1
= $text;
580 # update the article here
581 if( $this->mArticle
->updateArticle( $text, $this->summary
, $this->minoredit
,
582 $this->watchthis
, '', $sectionanchor ) ) {
583 wfProfileOut( $fname );
586 $this->isConflict
= true;
588 wfProfileOut( $fname );
593 * Initialise form fields in the object
594 * Called on the first invocation, e.g. when a user clicks an edit link
596 function initialiseForm() {
597 $this->edittime
= $this->mArticle
->getTimestamp();
598 $this->textbox1
= $this->mArticle
->getContent( true );
604 * Send the edit form and related headers to $wgOut
605 * @param $formCallback Optional callable that takes an OutputPage
606 * parameter; will be called during form output
607 * near the top, for captchas and the like.
609 function showEditForm( $formCallback=null ) {
610 global $wgOut, $wgUser, $wgAllowAnonymousMinor, $wgLang, $wgContLang;
612 $fname = 'EditPage::showEditForm';
613 wfProfileIn( $fname );
615 $sk =& $wgUser->getSkin();
617 $wgOut->setRobotpolicy( 'noindex,nofollow' );
619 # Enabled article-related sidebar, toplinks, etc.
620 $wgOut->setArticleRelated( true );
622 if ( $this->isConflict
) {
623 $s = wfMsg( 'editconflict', $this->mTitle
->getPrefixedText() );
624 $wgOut->setPageTitle( $s );
625 $wgOut->addWikiText( wfMsg( 'explainconflict' ) );
627 $this->textbox2
= $this->textbox1
;
628 $this->textbox1
= $this->mArticle
->getContent( true );
629 $this->edittime
= $this->mArticle
->getTimestamp();
632 if( $this->section
!= '' ) {
633 if( $this->section
== 'new' ) {
634 $s = wfMsg('editingcomment', $this->mTitle
->getPrefixedText() );
636 $s = wfMsg('editingsection', $this->mTitle
->getPrefixedText() );
637 if( !$this->preview
&& !$this->diff
) {
638 preg_match( "/^(=+)(.+)\\1/mi",
641 if( !empty( $matches[2] ) ) {
642 $this->summary
= "/* ". trim($matches[2])." */ ";
647 $s = wfMsg( 'editing', $this->mTitle
->getPrefixedText() );
649 $wgOut->setPageTitle( $s );
650 if ( !$this->checkUnicodeCompliantBrowser() ) {
651 $this->mArticle
->setOldSubtitle();
652 $wgOut->addWikiText( wfMsg( 'nonunicodebrowser') );
654 if ( isset( $this->mArticle
)
655 && isset( $this->mArticle
->mRevision
)
656 && !$this->mArticle
->mRevision
->isCurrent() ) {
657 $this->mArticle
->setOldSubtitle();
658 $wgOut->addWikiText( wfMsg( 'editingold' ) );
663 $wgOut->addWikiText( wfMsg( 'readonlywarning' ) );
664 } else if ( $this->isCssJsSubpage
and 'preview' != $this->formtype
) {
665 $wgOut->addWikiText( wfMsg( 'usercssjsyoucanpreview' ));
667 if( $this->mTitle
->isProtected('edit') ) {
668 $wgOut->addWikiText( wfMsg( 'protectedpagewarning' ) );
671 $kblength = (int)(strlen( $this->textbox1
) / 1024);
672 if( $kblength > 29 ) {
673 $wgOut->addWikiText( wfMsg( 'longpagewarning', $wgLang->formatNum( $kblength ) ) );
676 $rows = $wgUser->getOption( 'rows' );
677 $cols = $wgUser->getOption( 'cols' );
679 $ew = $wgUser->getOption( 'editwidth' );
680 if ( $ew ) $ew = " style=\"width:100%\"";
683 $q = 'action=submit';
684 #if ( "no" == $redirect ) { $q .= "&redirect=no"; }
685 $action = $this->mTitle
->escapeLocalURL( $q );
687 $summary = wfMsg('summary');
688 $subject = wfMsg('subject');
689 $minor = wfMsg('minoredit');
690 $watchthis = wfMsg ('watchthis');
691 $save = wfMsg('savearticle');
692 $prev = wfMsg('showpreview');
693 $diff = wfMsg('showdiff');
695 $cancel = $sk->makeKnownLink( $this->mTitle
->getPrefixedText(),
697 $edithelpurl = $sk->makeInternalOrExternalUrl( wfMsg( 'edithelppage' ));
698 $edithelp = '<a target="helpwindow" href="'.$edithelpurl.'">'.
699 htmlspecialchars( wfMsg( 'edithelp' ) ).'</a> '.
700 htmlspecialchars( wfMsg( 'newwindow' ) );
702 global $wgRightsText;
703 $copywarn = "<div id=\"editpage-copywarn\">\n" .
704 wfMsg( $wgRightsText ?
'copyrightwarning' : 'copyrightwarning2',
705 '[[' . wfMsgForContent( 'copyrightpage' ) . ']]',
706 $wgRightsText ) . "\n</div>";
708 if( $wgUser->getOption('showtoolbar') and !$this->isCssJsSubpage
) {
709 # prepare toolbar for edit buttons
710 $toolbar = $this->getEditToolbar();
715 // activate checkboxes if user wants them to be always active
716 if( !$this->preview
&& !$this->diff
) {
717 if( $wgUser->getOption( 'watchdefault' ) ) $this->watchthis
= true;
718 if( $wgUser->getOption( 'minordefault' ) ) $this->minoredit
= true;
720 // activate checkbox also if user is already watching the page,
721 // require wpWatchthis to be unset so that second condition is not
722 // checked unnecessarily
723 if( !$this->watchthis
&& $this->mTitle
->userIsWatching() ) $this->watchthis
= true;
728 if ( $wgUser->isLoggedIn() ||
$wgAllowAnonymousMinor ) {
730 "<input tabindex='3' type='checkbox' value='1' name='wpMinoredit'".($this->minoredit?
" checked='checked'":"").
731 " accesskey='".wfMsg('accesskey-minoredit')."' id='wpMinoredit' />".
732 "<label for='wpMinoredit' title='".wfMsg('tooltip-minoredit')."'>{$minor}</label>";
737 if ( $wgUser->isLoggedIn() ) {
738 $watchhtml = "<input tabindex='4' type='checkbox' name='wpWatchthis'".
739 ($this->watchthis?
" checked='checked'":"").
740 " accesskey=\"".htmlspecialchars(wfMsg('accesskey-watch'))."\" id='wpWatchthis' />".
741 "<label for='wpWatchthis' title=\"" .
742 htmlspecialchars(wfMsg('tooltip-watch'))."\">{$watchthis}</label>";
745 $checkboxhtml = $minoredithtml . $watchhtml . '<br />';
747 $wgOut->addHTML( '<div id="wikiPreview">' );
748 if ( 'preview' == $this->formtype
) {
749 $previewOutput = $this->getPreviewText();
750 if ( $wgUser->getOption('previewontop' ) ) {
751 $wgOut->addHTML( $previewOutput );
752 if($this->mTitle
->getNamespace() == NS_CATEGORY
) {
753 $this->mArticle
->closeShowCategory();
755 $wgOut->addHTML( "<br style=\"clear:both;\" />\n" );
758 $wgOut->addHTML( '</div>' );
759 if ( 'diff' == $this->formtype
) {
760 if ( $wgUser->getOption('previewontop' ) ) {
761 $wgOut->addHTML( $this->getDiff() );
766 # if this is a comment, show a subject line at the top, which is also the edit summary.
767 # Otherwise, show a summary field at the bottom
768 $summarytext = htmlspecialchars( $wgContLang->recodeForEdit( $this->summary
) ); # FIXME
769 if( $this->section
== 'new' ) {
770 $commentsubject="{$subject}: <input tabindex='1' type='text' value=\"$summarytext\" name=\"wpSummary\" maxlength='200' size='60' /><br />";
773 $commentsubject = '';
774 $editsummary="{$summary}: <input tabindex='2' type='text' value=\"$summarytext\" name=\"wpSummary\" maxlength='200' size='60' /><br />";
777 # Set focus to the edit box on load, except on preview or diff, where it would interfere with the display
778 if( !$this->preview
&& !$this->diff
) {
779 $wgOut->setOnloadHandler( 'document.editform.wpTextbox1.focus()' );
781 $templates = $this->getTemplatesUsed();
783 global $wgLivePreview;
784 if ( $wgLivePreview ) {
785 $liveOnclick = $this->doLivePreviewScript();
790 global $wgUseMetadataEdit ;
791 if ( $wgUseMetadataEdit ) {
792 $metadata = $this->mMetaData
;
793 $metadata = htmlspecialchars( $wgContLang->recodeForEdit( $metadata ) ) ;
794 $helppage = Title
::newFromText( wfMsg( "metadata_page" ) ) ;
795 $top = wfMsg( 'metadata', $helppage->getInternalURL() );
796 $metadata = $top . "<textarea name='metadata' rows='3' cols='{$cols}'{$ew}>{$metadata}</textarea>" ;
798 else $metadata = "" ;
802 if ($this->deletedSinceEdit
) {
803 if ( 'save' != $this->formtype
) {
804 $wgOut->addWikiText( wfMsg('deletedwhileediting'));
806 // Hide the toolbar and edit area, use can click preview to get it back
807 // Add an confirmation checkbox and explanation.
809 $hidden = 'type="hidden" style="display:none;"';
810 $recreate = $wgOut->parse( wfMsg( 'confirmrecreate', $this->lastDelete
->user_name
, $this->lastDelete
->log_comment
));
812 "<br /><input tabindex='1' type='checkbox' value='1' name='wpRecreate' id='wpRecreate' />".
813 "<label for='wpRecreate' title='".wfMsg('tooltip-recreate')."'>". wfMsg('recreate')."</label>";
817 $safemodehtml = $this->checkUnicodeCompliantBrowser()
819 : "<input type='hidden' name=\"safemode\" value='1' />\n";
821 $wgOut->addHTML( <<<END
823 <form id="editform" name="editform" method="post" action="$action"
824 enctype="multipart/form-data">
827 if( is_callable( $formCallback ) ) {
828 call_user_func_array( $formCallback, array( &$wgOut ) );
830 $wgOut->addHTML( <<<END
833 <textarea tabindex='1' accesskey="," name="wpTextbox1" rows='{$rows}'
834 cols='{$cols}'{$ew} $hidden>
836 . htmlspecialchars( $this->safeUnicodeOutput( $this->textbox1
) ) .
843 <input tabindex='5' id='wpSave' type='submit' value=\"{$save}\" name=\"wpSave\" accesskey=\"".wfMsg('accesskey-save')."\"".
844 " title=\"".wfMsg('tooltip-save')."\"/>
845 <input tabindex='6' id='wpPreview' type='submit' $liveOnclick value=\"{$prev}\" name=\"wpPreview\" accesskey=\"".wfMsg('accesskey-preview')."\"".
846 " title=\"".wfMsg('tooltip-preview')."\"/>
847 <input tabindex='7' id='wpDiff' type='submit' value=\"{$diff}\" name=\"wpDiff\" accesskey=\"".wfMsg('accesskey-diff')."\"".
848 " title=\"".wfMsg('tooltip-diff')."\"/>
849 <em>{$cancel}</em> | <em>{$edithelp}</em>{$templates}" );
850 $wgOut->addWikiText( $copywarn );
852 <input type='hidden' value=\"" . htmlspecialchars( $this->section
) . "\" name=\"wpSection\" />
853 <input type='hidden' value=\"{$this->starttime}\" name=\"wpStarttime\" />\n
854 <input type='hidden' value=\"{$this->edittime}\" name=\"wpEdittime\" />\n" );
856 if ( $wgUser->isLoggedIn() ) {
858 * To make it harder for someone to slip a user a page
859 * which submits an edit form to the wiki without their
860 * knowledge, a random token is associated with the login
861 * session. If it's not passed back with the submission,
862 * we won't save the page, or render user JavaScript and
865 $token = htmlspecialchars( $wgUser->editToken() );
866 $wgOut->addHTML( "\n<input type='hidden' value=\"$token\" name=\"wpEditToken\" />\n" );
870 if ( $this->isConflict
) {
871 require_once( "DifferenceEngine.php" );
872 $wgOut->addWikiText( '==' . wfMsg( "yourdiff" ) . '==' );
873 DifferenceEngine
::showDiff( $this->textbox2
, $this->textbox1
,
874 wfMsg( "yourtext" ), wfMsg( "storedversion" ) );
876 $wgOut->addWikiText( '==' . wfMsg( "yourtext" ) . '==' );
877 $wgOut->addHTML( "<textarea tabindex=6 id='wpTextbox2' name=\"wpTextbox2\" rows='{$rows}' cols='{$cols}' wrap='virtual'>"
878 . htmlspecialchars( $this->safeUnicodeOutput( $this->textbox2
) ) . "\n</textarea>" );
880 $wgOut->addHTML( "</form>\n" );
881 if ( $this->formtype
== 'preview' && !$wgUser->getOption( 'previewontop' ) ) {
882 $wgOut->addHTML( '<div id="wikiPreview">' . $previewOutput . '</div>' );
884 if ( $this->formtype
== 'diff' && !$wgUser->getOption( 'previewontop' ) ) {
885 #$wgOut->addHTML( '<div id="wikiPreview">' . $difftext . '</div>' );
886 $wgOut->addHTML( $this->getDiff() );
889 wfProfileOut( $fname );
893 * Prepare a list of templates used by this page. Returns HTML.
895 function getTemplatesUsed() {
898 $fname = 'EditPage::getTemplatesUsed';
899 wfProfileIn( $fname );
901 $sk =& $wgUser->getSkin();
904 $articleTemplates = $this->mArticle
->getUsedTemplates();
905 if ( count( $articleTemplates ) > 0 ) {
906 $templates = '<br />'. wfMsg( 'templatesused' ) . '<ul>';
907 foreach ( $articleTemplates as $tpl ) {
908 if ( $titleObj = Title
::makeTitle( NS_TEMPLATE
, $tpl ) ) {
909 $templates .= '<li>' . $sk->makeLinkObj( $titleObj ) . '</li>';
912 $templates .= '</ul>';
914 wfProfileOut( $fname );
919 * Live Preview lets us fetch rendered preview page content and
920 * add it to the page without refreshing the whole page.
921 * If not supported by the browser it will fall through to the normal form
924 * This function outputs a script tag to support live preview, and
925 * returns an onclick handler which should be added to the attributes
926 * of the preview button
928 function doLivePreviewScript() {
929 global $wgStylePath, $wgJsMimeType, $wgOut;
930 $wgOut->addHTML( '<script type="'.$wgJsMimeType.'" src="' .
931 htmlspecialchars( $wgStylePath . '/common/preview.js' ) .
932 '"></script>' . "\n" );
933 $liveAction = $wgTitle->getLocalUrl( 'action=submit&wpPreview=true&live=true' );
934 return 'onclick="return !livePreview('.
935 'getElementById(\'wikiPreview\'),' .
936 'editform.wpTextbox1.value,' .
937 htmlspecialchars( '"' . $liveAction . '"' ) . ')"';
940 function getLastDelete() {
941 $dbr =& wfGetDB( DB_SLAVE
);
942 $fname = 'EditPage::getLastDelete';
944 array( 'logging', 'user' ),
954 array( 'log_namespace' => $this->mTitle
->getNamespace(),
955 'log_title' => $this->mTitle
->getDBkey(),
956 'log_type' => 'delete',
957 'log_action' => 'delete',
958 'user_id=log_user' ),
960 array( 'LIMIT' => 1, 'ORDER BY' => 'log_timestamp DESC' ) );
962 if($dbr->numRows($res) == 1) {
963 while ( $x = $dbr->fetchObject ( $res ) )
965 $dbr->freeResult ( $res ) ;
975 function getPreviewText() {
976 global $wgOut, $wgUser, $wgTitle, $wgParser, $wgAllowDiffPreview, $wgEnableDiffPreviewPreference;
978 $fname = 'EditPage::getPreviewText';
979 wfProfileIn( $fname );
981 $previewhead = '<h2>' . htmlspecialchars( wfMsg( 'preview' ) ) . "</h2>\n" .
982 "<p class='previewnote'>" . htmlspecialchars( wfMsg( 'previewnote' ) ) . "</p>\n";
983 if ( $this->isConflict
) {
984 $previewhead.='<h2>' . htmlspecialchars( wfMsg( 'previewconflict' ) ) .
988 $parserOptions = ParserOptions
::newFromUser( $wgUser );
989 $parserOptions->setEditSection( false );
991 # don't parse user css/js, show message about preview
992 # XXX: stupid php bug won't let us use $wgTitle->isCssJsSubpage() here
994 if ( $this->isCssJsSubpage
) {
995 if(preg_match("/\\.css$/", $wgTitle->getText() ) ) {
996 $previewtext = wfMsg('usercsspreview');
997 } else if(preg_match("/\\.js$/", $wgTitle->getText() ) ) {
998 $previewtext = wfMsg('userjspreview');
1000 $parserOutput = $wgParser->parse( $previewtext , $wgTitle, $parserOptions );
1001 $wgOut->addHTML( $parserOutput->mText
);
1002 wfProfileOut( $fname );
1003 return $previewhead;
1005 # if user want to see preview when he edit an article
1006 if( $wgUser->getOption('previewonfirst') and ($this->textbox1
== '')) {
1007 $this->textbox1
= $this->mArticle
->getContent(true);
1010 $toparse = $this->textbox1
;
1012 # If we're adding a comment, we need to show the
1013 # summary as the headline
1014 if($this->section
=="new" && $this->summary
!="") {
1015 $toparse="== {$this->summary} ==\n\n".$toparse;
1018 if ( $this->mMetaData
!= "" ) $toparse .= "\n" . $this->mMetaData
;
1020 $parserOutput = $wgParser->parse( $this->mArticle
->preSaveTransform( $toparse ) ."\n\n",
1021 $wgTitle, $parserOptions );
1023 $previewHTML = $parserOutput->mText
;
1025 $wgOut->addCategoryLinks($parserOutput->getCategoryLinks());
1026 $wgOut->addLanguageLinks($parserOutput->getLanguageLinks());
1028 wfProfileOut( $fname );
1029 return $previewhead . $previewHTML;
1036 function blockedIPpage() {
1037 global $wgOut, $wgUser, $wgContLang;
1039 $wgOut->setPageTitle( wfMsg( 'blockedtitle' ) );
1040 $wgOut->setRobotpolicy( 'noindex,nofollow' );
1041 $wgOut->setArticleRelated( false );
1043 $id = $wgUser->blockedBy();
1044 $reason = $wgUser->blockedFor();
1047 if ( is_numeric( $id ) ) {
1048 $name = User
::whoIs( $id );
1052 $link = '[[' . $wgContLang->getNsText( NS_USER
) .
1053 ":{$name}|{$name}]]";
1055 $wgOut->addWikiText( wfMsg( 'blockedtext', $link, $reason, $ip, $name ) );
1056 $wgOut->returnToMain( false );
1062 function userNotLoggedInPage() {
1065 $wgOut->setPageTitle( wfMsg( 'whitelistedittitle' ) );
1066 $wgOut->setRobotpolicy( 'noindex,nofollow' );
1067 $wgOut->setArticleRelated( false );
1069 $wgOut->addWikiText( wfMsg( 'whitelistedittext' ) );
1070 $wgOut->returnToMain( false );
1076 function spamPage ( $match = false )
1079 $wgOut->setPageTitle( wfMsg( 'spamprotectiontitle' ) );
1080 $wgOut->setRobotpolicy( 'noindex,nofollow' );
1081 $wgOut->setArticleRelated( false );
1083 $wgOut->addWikiText( wfMsg( 'spamprotectiontext' ) );
1085 $wgOut->addWikiText( wfMsg( 'spamprotectionmatch', "<nowiki>{$match}</nowiki>" ) );
1087 $wgOut->returnToMain( false );
1094 function mergeChangesInto( &$editText ){
1095 $fname = 'EditPage::mergeChangesInto';
1096 wfProfileIn( $fname );
1098 $db =& wfGetDB( DB_MASTER
);
1100 // This is the revision the editor started from
1101 $baseRevision = Revision
::loadFromTimestamp(
1102 $db, $this->mArticle
->mTitle
, $this->edittime
);
1103 if( is_null( $baseRevision ) ) {
1104 wfProfileOut( $fname );
1107 $baseText = $baseRevision->getText();
1109 // The current state, we want to merge updates into it
1110 $currentRevision = Revision
::loadFromTitle(
1111 $db, $this->mArticle
->mTitle
);
1112 if( is_null( $currentRevision ) ) {
1113 wfProfileOut( $fname );
1116 $currentText = $currentRevision->getText();
1118 if( wfMerge( $baseText, $editText, $currentText, $result ) ){
1119 $editText = $result;
1120 wfProfileOut( $fname );
1123 wfProfileOut( $fname );
1129 function checkUnicodeCompliantBrowser() {
1130 global $wgBrowserBlackList;
1131 $currentbrowser = $_SERVER["HTTP_USER_AGENT"];
1132 foreach ( $wgBrowserBlackList as $browser ) {
1133 if ( preg_match($browser, $currentbrowser) ) {
1141 * Format an anchor fragment as it would appear for a given section name
1142 * @param string $text
1146 function sectionAnchor( $text ) {
1147 $headline = Sanitizer
::decodeCharReferences( $text );
1149 $headline = preg_replace( '/<.*?' . '>/', '', $headline );
1150 $headline = trim( $headline );
1151 $sectionanchor = '#' . urlencode( str_replace( ' ', '_', $headline ) );
1152 $replacearray = array(
1157 array_keys( $replacearray ),
1158 array_values( $replacearray ),
1163 * Shows a bulletin board style toolbar for common editing functions.
1164 * It can be disabled in the user preferences.
1165 * The necessary JavaScript code can be found in style/wikibits.js.
1167 function getEditToolbar() {
1168 global $wgStylePath, $wgLang, $wgMimeType, $wgJsMimeType;
1171 * toolarray an array of arrays which each include the filename of
1172 * the button image (without path), the opening tag, the closing tag,
1173 * and optionally a sample text that is inserted between the two when no
1174 * selection is highlighted.
1175 * The tip text is shown when the user moves the mouse over the button.
1177 * Already here are accesskeys (key), which are not used yet until someone
1178 * can figure out a way to make them work in IE. However, we should make
1179 * sure these keys are not defined on the edit page.
1182 array( 'image'=>'button_bold.png',
1184 'close' => "\'\'\'",
1185 'sample'=> wfMsg('bold_sample'),
1186 'tip' => wfMsg('bold_tip'),
1189 array( 'image'=>'button_italic.png',
1192 'sample'=> wfMsg('italic_sample'),
1193 'tip' => wfMsg('italic_tip'),
1196 array( 'image'=>'button_link.png',
1199 'sample'=> wfMsg('link_sample'),
1200 'tip' => wfMsg('link_tip'),
1203 array( 'image'=>'button_extlink.png',
1206 'sample'=> wfMsg('extlink_sample'),
1207 'tip' => wfMsg('extlink_tip'),
1210 array( 'image'=>'button_headline.png',
1212 'close' => " ==\\n",
1213 'sample'=> wfMsg('headline_sample'),
1214 'tip' => wfMsg('headline_tip'),
1217 array( 'image'=>'button_image.png',
1218 'open' => '[['.$wgLang->getNsText(NS_IMAGE
).":",
1220 'sample'=> wfMsg('image_sample'),
1221 'tip' => wfMsg('image_tip'),
1224 array( 'image' =>'button_media.png',
1225 'open' => '[['.$wgLang->getNsText(NS_MEDIA
).':',
1227 'sample'=> wfMsg('media_sample'),
1228 'tip' => wfMsg('media_tip'),
1231 array( 'image' =>'button_math.png',
1232 'open' => "\\<math\\>",
1233 'close' => "\\</math\\>",
1234 'sample'=> wfMsg('math_sample'),
1235 'tip' => wfMsg('math_tip'),
1238 array( 'image' =>'button_nowiki.png',
1239 'open' => "\\<nowiki\\>",
1240 'close' => "\\</nowiki\\>",
1241 'sample'=> wfMsg('nowiki_sample'),
1242 'tip' => wfMsg('nowiki_tip'),
1245 array( 'image' =>'button_sig.png',
1249 'tip' => wfMsg('sig_tip'),
1252 array( 'image' =>'button_hr.png',
1253 'open' => "\\n----\\n",
1256 'tip' => wfMsg('hr_tip'),
1260 $toolbar ="<script type='$wgJsMimeType'>\n/*<![CDATA[*/\n";
1262 $toolbar.="document.writeln(\"<div id='toolbar'>\");\n";
1263 foreach($toolarray as $tool) {
1265 $image=$wgStylePath.'/common/images/'.$tool['image'];
1266 $open=$tool['open'];
1267 $close=$tool['close'];
1268 $sample = wfEscapeJsString( $tool['sample'] );
1270 // Note that we use the tip both for the ALT tag and the TITLE tag of the image.
1271 // Older browsers show a "speedtip" type message only for ALT.
1272 // Ideally these should be different, realistically they
1273 // probably don't need to be.
1274 $tip = wfEscapeJsString( $tool['tip'] );
1276 #$key = $tool["key"];
1278 $toolbar.="addButton('$image','$tip','$open','$close','$sample');\n";
1281 $toolbar.="document.writeln(\"</div>\");\n";
1282 $toolbar.="/*]]>*/\n</script>";
1287 * Output preview text only. This can be sucked into the edit page
1288 * via JavaScript, and saves the server time rendering the skin as
1289 * well as theoretically being more robust on the client (doesn't
1290 * disturb the edit box's undo history, won't eat your text on
1293 * @todo This doesn't include category or interlanguage links.
1294 * Would need to enhance it a bit, maybe wrap them in XML
1295 * or something... that might also require more skin
1296 * initialization, so check whether that's a problem.
1298 function livePreview() {
1301 header( 'Content-type: text/xml' );
1302 header( 'Cache-control: no-cache' );
1304 echo $this->getPreviewText( false, false );
1309 * Get a diff between the current contents of the edit box and the
1310 * version of the page we're editing from.
1312 * If this is a section edit, we'll replace the section as for final
1313 * save and then make a comparison.
1315 * @return string HTML
1317 function getDiff() {
1318 require_once( 'DifferenceEngine.php' );
1319 $oldtext = $this->mArticle
->fetchContent();
1320 $newtext = $this->mArticle
->replaceSection(
1321 $this->section
, $this->textbox1
, $this->summary
, $this->edittime
);
1322 $oldtitle = wfMsg( 'currentrev' );
1323 $newtitle = wfMsg( 'yourtext' );
1324 if ( $oldtext != wfMsg( 'noarticletext' ) ||
$newtext != '' ) {
1325 $difftext = DifferenceEngine
::getDiff( $oldtext, $newtext, $oldtitle, $newtitle );
1328 return '<div id="wikiDiff">' . $difftext . '</div>';
1332 * Filter an input field through a Unicode de-armoring process if it
1333 * came from an old browser with known broken Unicode editing issues.
1335 * @param WebRequest $request
1336 * @param string $field
1340 function safeUnicodeInput( $request, $field ) {
1341 $text = rtrim( $request->getText( $field ) );
1342 return $request->getBool( 'safemode' )
1343 ?
$this->unmakesafe( $text )
1348 * Filter an output field through a Unicode armoring process if it is
1349 * going to an old browser with known broken Unicode editing issues.
1351 * @param string $text
1355 function safeUnicodeOutput( $text ) {
1357 $codedText = $wgContLang->recodeForEdit( $text );
1358 return $this->checkUnicodeCompliantBrowser()
1360 : $this->makesafe( $codedText );
1364 * A number of web browsers are known to corrupt non-ASCII characters
1365 * in a UTF-8 text editing environment. To protect against this,
1366 * detected browsers will be served an armored version of the text,
1367 * with non-ASCII chars converted to numeric HTML character references.
1369 * Preexisting such character references will have a 0 added to them
1370 * to ensure that round-trips do not alter the original data.
1372 * @param string $invalue
1376 function makesafe( $invalue ) {
1377 // Armor existing references for reversability.
1378 $invalue = strtr( $invalue, array( "&#x" => "�" ) );
1383 for( $i = 0; $i < strlen( $invalue ); $i++
) {
1384 $bytevalue = ord( $invalue{$i} );
1385 if( $bytevalue <= 0x7F ) { //0xxx xxxx
1386 $result .= chr( $bytevalue );
1388 } elseif( $bytevalue <= 0xBF ) { //10xx xxxx
1389 $working = $working << 6;
1390 $working +
= ($bytevalue & 0x3F);
1392 if( $bytesleft <= 0 ) {
1393 $result .= "&#x" . strtoupper( dechex( $working ) ) . ";";
1395 } elseif( $bytevalue <= 0xDF ) { //110x xxxx
1396 $working = $bytevalue & 0x1F;
1398 } elseif( $bytevalue <= 0xEF ) { //1110 xxxx
1399 $working = $bytevalue & 0x0F;
1401 } else { //1111 0xxx
1402 $working = $bytevalue & 0x07;
1410 * Reverse the previously applied transliteration of non-ASCII characters
1411 * back to UTF-8. Used to protect data from corruption by broken web browsers
1412 * as listed in $wgBrowserBlackList.
1414 * @param string $invalue
1418 function unmakesafe( $invalue ) {
1420 for( $i = 0; $i < strlen( $invalue ); $i++
) {
1421 if( ( substr( $invalue, $i, 3 ) == "&#x" ) && ( $invalue{$i+
3} != '0' ) ) {
1425 $hexstring .= $invalue{$i};
1427 } while( ctype_xdigit( $invalue{$i} ) && ( $i < strlen( $invalue ) ) );
1429 // Do some sanity checks. These aren't needed for reversability,
1430 // but should help keep the breakage down if the editor
1431 // breaks one of the entities whilst editing.
1432 if ((substr($invalue,$i,1)==";") and (strlen($hexstring) <= 6)) {
1433 $codepoint = hexdec($hexstring);
1434 $result .= codepointToUtf8( $codepoint );
1436 $result .= "&#x" . $hexstring . substr( $invalue, $i, 1 );
1439 $result .= substr( $invalue, $i, 1 );
1442 // reverse the transform that we made for reversability reasons.
1443 return strtr( $result, array( "�" => "&#x" ) );