2 include_once( "LinksUpdate.php" );
4 function wfSpecialMovepage()
6 global $wgUser, $wgOut, $action, $target;
8 if ( 0 == $wgUser->getID() or $wgUser->isBlocked() ) {
9 $wgOut->errorpage( "movenologin", "movenologintext" );
13 $wgOut->readOnlyPage();
16 $fields = array( "wpNewTitle", "wpOldTitle" );
17 wfCleanFormFields( $fields );
19 $f = new MovePageForm();
21 if ( "success" == $action ) { $f->showSuccess(); }
22 else if ( "submit" == $action ) { $f->doSubmit(); }
23 else { $f->showForm( "" ); }
28 var $ot, $nt; # Old, new Title objects
29 var $ons, $nns; # Namespaces
30 var $odt, $ndt; # Pagenames (dbkey form)
31 var $oft, $nft; # Full page titles (DBkey form)
32 var $ofx, $nfx; # Full page titles (Text form)
33 var $oldid, $newid; # "cur_id" field (yes, both from "cur")
36 function showForm( $err )
38 global $wgOut, $wgUser, $wgLang;
39 global $wpNewTitle, $wpOldTitle, $wpMovetalk, $target;
41 $wgOut->setPagetitle( wfMsg( "movepage" ) );
43 if ( ! $wpOldTitle ) {
44 $target = wfCleanQueryVar( $target );
45 if ( "" == $target ) {
46 $wgOut->errorpage( "notargettitle", "notargettext" );
49 $wpOldTitle = $target;
51 $ot = Title
::newFromURL( $wpOldTitle );
52 $ott = $ot->getPrefixedText();
54 $wgOut->addWikiText( wfMsg( "movepagetext" ) );
55 if ( ! Namespace::isTalk( $ot->getNamespace() ) )
56 $wgOut->addWikiText( "\n\n" . wfMsg( "movepagetalktext" ) );
58 $ma = wfMsg( "movearticle" );
59 $newt = wfMsg( "newtitle" );
60 $mpb = wfMsg( "movepagebtn" );
61 $movetalk = wfMsg( "movetalk" );
63 $action = wfLocalUrlE( $wgLang->specialPage( "Movepage" ),
67 $wgOut->setSubtitle( wfMsg( "formerror" ) );
68 $wgOut->addHTML( "<p><font color='red' size='+1'>{$err}</font>\n" );
71 <form id=\"movepage\" method=\"post\" action=\"{$action}\">
73 <td align=right>{$ma}:</td>
74 <td align=left><strong>{$ott}</strong></td>
76 <td align=right>{$newt}:</td>
78 <input type=text size=40 name=\"wpNewTitle\" value=\"{$wpNewTitle}\">
79 <input type=hidden name=\"wpOldTitle\" value=\"{$wpOldTitle}\">
83 if ( ! Namespace::isTalk( $ot->getNamespace() ) ) {
87 <input type=checkbox name=\"wpMovetalk\" checked value=\"1\">
88 </td><td>{$movetalk}</td>
93 <td> </td><td align=left>
94 <input type=submit name=\"wpMove\" value=\"{$mpb}\">
102 global $wgOut, $wgUser, $wgLang;
103 global $wpNewTitle, $wpOldTitle, $wpMovetalk, $target;
104 global $wgDeferredUpdateList;
105 $fname = "MovePageForm::doSubmit";
107 $this->ot
= Title
::newFromText( $wpOldTitle );
108 $this->nt
= Title
::newFromText( $wpNewTitle );
109 $this->ons
= $this->ot
->getNamespace();
110 $this->nns
= $this->nt
->getNamespace();
111 $this->odt
= wfStrencode( $this->ot
->getDBkey() );
112 $this->ndt
= wfStrencode( $this->nt
->getDBkey() );
113 $this->oft
= wfStrencode( $this->ot
->getPrefixedDBkey() );
114 $this->nft
= wfStrencode( $this->nt
->getPrefixedDBkey() );
115 $this->ofx
= $this->ot
->getPrefixedText();
116 $this->nfx
= $this->nt
->getPrefixedText();
118 $this->oldid
= $this->ot
->getArticleID();
119 $this->newid
= $this->nt
->getArticleID();
121 if ( strlen( trim( $this->ndt
) ) < 1 ) {
122 $this->showForm( wfMsg( "articleexists" ) );
125 if ( ( ! Namespace::isMovable( $this->ons
) ) ||
126 ( "" == $this->odt
) ||
127 ( "" != $this->ot
->getInterwiki() ) ||
128 ( ! Namespace::isMovable( $nns ) ) ||
129 ( "" == $this->ndt
) ||
130 ( "" != $this->nt
->getInterwiki() ) ) {
131 $this->showForm( wfMsg( "badarticleerror" ) );
134 # The move is allowed only if (1) the target doesn't exist, or
135 # (2) the target is a redirect to the source, and has no history
136 # (so we can undo bad moves right after they're done).
138 if ( 0 != $this->newid
) { # Target exists; check for validity
139 if ( ! $this->isValidTarget() ) {
140 $this->showForm( wfMsg( "articleexists" ) );
143 $this->moveOverExistingRedirect();
144 } else { # Target didn't exist, do normal move.
145 $this->moveToNewTitle();
148 $this->updateWatchlists();
150 $u = new SearchUpdate( $this->oldid
, $this->nt
->getPrefixedDBkey() );
152 $u = new SearchUpdate( $this->newid
, $this->ot
->getPrefixedDBkey(), "" );
155 # Move talk page if (1) the checkbox says to, (2) the source
156 # and target namespaces are identical, (3) the namespaces are not
157 # themselves talk namespaces, and of course (4) it exists.
159 if ( ( 1 == $wpMovetalk ) &&
160 ( ! Namespace::isTalk( $this->ons
) ) &&
161 ( $this->ons
== $this->nns
) ) {
163 $this->ons
= $this->nns
= Namespace::getTalk( $this->ons
);
165 $this->ot
= Title
::newFromText( Title
::makeName(
166 $this->ons
, $wpOldTitle ) );
167 $this->nt
= Title
::newFromText( Title
::makeName(
168 $this->nns
, $wpNewTitle ) );
170 # odt, ndt, ofx, nfx remain the same
172 $this->oft
= wfStrencode( $this->ot
->getPrefixedDBkey() );
173 $this->nft
= wfStrencode( $this->nt
->getPrefixedDBkey() );
175 $this->oldid
= $this->ot
->getArticleID();
176 $this->newid
= $this->nt
->getArticleID();
178 if ( 0 != $this->oldid
) {
179 if ( 0 != $this->newid
) {
180 if ( $this->isValidTarget() ) {
181 $this->moveOverExistingRedirect();
182 $this->talkmoved
= 1;
184 $this->talkmoved
= 'invalid';
187 $this->moveToNewTitle();
188 $this->talkmoved
= 1;
190 $u = new SearchUpdate( $this->oldid
, $this->nt
->getPrefixedDBkey() );
192 $u = new SearchUpdate( $this->newid
, $this->ot
->getPrefixedDBkey(), "" );
196 $success = wfLocalUrl( $wgLang->specialPage( "Movepage" ),
197 "action=success&oldtitle=" . wfUrlencode( $this->ofx
) .
198 "&newtitle=" . wfUrlencode( $this->nfx
) .
199 "&talkmoved={$this->talkmoved}" );
201 $wgOut->redirect( $success );
204 function showSuccess()
206 global $wgOut, $wgUser;
207 global $newtitle, $oldtitle, $talkmoved;
209 $wgOut->setPagetitle( wfMsg( "movepage" ) );
210 $wgOut->setSubtitle( wfMsg( "pagemovedsub" ) );
212 $fields = array( "oldtitle", "newtitle" );
213 wfCleanFormFields( $fields );
215 $text = str_replace( "$1", $oldtitle, wfMsg( "pagemovedtext" ) );
216 $text = str_replace( "$2", $newtitle, $text );
217 $wgOut->addWikiText( $text );
219 if ( 1 == $talkmoved ) {
220 $wgOut->addHTML( "\n<p>" . wfMsg( "talkpagemoved" ) );
221 } elseif( 'invalid' == $talkmoved ) {
222 $wgOut->addHTML( "\n<p><strong>" . wfMsg( "talkexists" ) . "</strong>" );
224 $ot = Title
::newFromURL( $oldtitle );
225 if ( ! Namespace::isTalk( $ot->getNamespace() ) ) {
226 $wgOut->addHTML( "\n<p>" . wfMsg( "talkpagenotmoved" ) );
231 # Is the the existing target title valid?
233 function isValidTarget()
235 $fname = "MovePageForm::isValidTarget";
237 $sql = "SELECT cur_is_redirect,cur_text FROM cur " .
238 "WHERE cur_id={$this->newid}";
239 $res = wfQuery( $sql, DB_READ
, $fname );
240 $obj = wfFetchObject( $res );
242 if ( 0 == $obj->cur_is_redirect
) { return false; }
244 if ( preg_match( "/\\[\\[\\s*([^\\]]*)]]/", $obj->cur_text
, $m ) ) {
245 $rt = Title
::newFromText( $m[1] );
246 if ( 0 != strcmp( wfStrencode( $rt->getPrefixedDBkey() ),
251 $sql = "SELECT old_id FROM old WHERE old_namespace={$this->nns} " .
252 "AND old_title='{$this->ndt}'";
253 $res = wfQuery( $sql, DB_READ
, $fname );
254 if ( 0 != wfNumRows( $res ) ) { return false; }
259 # Move page to title which is presently a redirect to the source
260 # page. Handling link tables here is tricky.
262 function moveOverExistingRedirect()
264 global $wgUser, $wgLinkCache;
265 $fname = "MovePageForm::moveOverExistingRedirect";
266 $mt = wfMsg( "movedto" );
268 $now = wfTimestampNow();
269 $sql = "UPDATE cur SET cur_touched='{$now}'," .
270 "cur_namespace={$this->nns},cur_title='{$this->ndt}' " .
271 "WHERE cur_id={$this->oldid}";
272 wfQuery( $sql, DB_WRITE
, $fname );
273 $wgLinkCache->clearLink( $this->nft
);
275 $sql = "UPDATE cur SET cur_touched='{$now}'," .
276 "cur_namespace={$this->ons},cur_title='{$this->odt}'," .
277 "cur_text='#REDIRECT [[{$this->nft}]]\n',cur_comment='" .
278 "{$mt} \\\"{$this->nft}\\\"',cur_user='" . $wgUser->getID() .
279 "',cur_minor_edit=0,cur_counter=0,cur_restrictions=''," .
280 "cur_user_text='" . wfStrencode( $wgUser->getName() ) . "'," .
281 "cur_is_redirect=1,cur_is_new=0 WHERE cur_id={$this->newid}";
282 wfQuery( $sql, DB_WRITE
, $fname );
283 $wgLinkCache->clearLink( $this->oft
);
285 $sql = "UPDATE old SET " .
286 "old_namespace={$this->nns},old_title='{$this->ndt}' WHERE " .
287 "old_namespace={$this->ons} AND old_title='{$this->odt}'";
288 wfQuery( $sql, DB_WRITE
, $fname );
290 $sql = "UPDATE recentchanges SET ".
291 "rc_namespace={$this->nns}, rc_title='{$this->ndt}' WHERE ".
292 "rc_cur_id={$this->oldid}";
293 wfQuery( $sql, DB_WRITE
, $fname );
295 $sql = "INSERT INTO recentchanges (rc_namespace,rc_title,
296 rc_comment,rc_user,rc_user_text,rc_timestamp,
297 rc_cur_time,rc_cur_id,rc_new)
298 VALUES ({$this->ons},'{$this->odt}'," .
299 "'{$mt} \\\"{$this->nft}\\\"','" .
300 $wgUser->getID() . "','" . wfStrencode( $wgUser->getName() ) .
301 "','{$now}','{$now}',{$this->newid},1)";
302 wfQuery( $sql, DB_WRITE
, $fname );
304 # The only link from here should be the old redirect
306 $sql = "DELETE FROM links WHERE l_from='{$this->nft}'";
307 wfQuery( $sql, DB_WRITE
, $fname );
309 $sql = "UPDATE links SET l_from='{$this->nft}' WHERE l_from='{$this->oft}'";
310 wfQuery( $sql, DB_WRITE
, $fname );
312 # Swap links. Using MAXINT as a temp; if there's ever an article
313 # with id 4294967295, this will fail, but I think that's pretty safe
315 $sql = "UPDATE links SET l_to=4294967295 WHERE l_to={$this->oldid}";
316 wfQuery( $sql, DB_WRITE
, $fname );
318 $sql = "UPDATE links SET l_to={$this->oldid} WHERE l_to={$this->newid}";
319 wfQuery( $sql, DB_WRITE
, $fname );
321 $sql = "UPDATE links SET l_to={$this->newid} WHERE l_to=4294967295";
322 wfQuery( $sql, DB_WRITE
, $fname );
324 # Note: the insert below must be after the updates above!
326 $sql = "INSERT INTO links (l_from,l_to) VALUES ('{$this->oft}',{$this->oldid})";
327 wfQuery( $sql, DB_WRITE
, $fname );
329 $sql = "UPDATE imagelinks SET il_from='{$this->nft}' WHERE il_from='{$this->oft}'";
330 wfQuery( $sql, DB_WRITE
, $fname );
333 # Move page to non-existing title.
335 function moveToNewTitle()
337 global $wgUser, $wgLinkCache;
338 $fname = "MovePageForm::moveToNewTitle";
339 $mt = wfMsg( "movedto" );
341 $now = wfTimestampNow();
342 $won = wfInvertTimestamp( $now );
343 $sql = "UPDATE cur SET cur_touched='{$now}'," .
344 "cur_namespace={$this->nns},cur_title='{$this->ndt}' " .
345 "WHERE cur_id={$this->oldid}";
346 wfQuery( $sql, DB_WRITE
, $fname );
347 $wgLinkCache->clearLink( $this->nft
);
349 $common = "{$this->ons},'{$this->odt}'," .
350 "'{$mt} \\\"{$this->nft}\\\"','" .
351 $wgUser->getID() . "','" . wfStrencode( $wgUser->getName() ) .
353 $sql = "INSERT INTO cur (cur_namespace,cur_title," .
354 "cur_comment,cur_user,cur_user_text,cur_timestamp,inverse_timestamp," .
355 "cur_touched,cur_text,cur_is_redirect,cur_is_new) " .
356 "VALUES ({$common},'{$won}','{$now}','#REDIRECT [[{$this->nft}]]\n',1,1)";
357 wfQuery( $sql, DB_WRITE
, $fname );
358 $this->newid
= wfInsertId();
359 $wgLinkCache->clearLink( $this->oft
);
361 $sql = "UPDATE old SET " .
362 "old_namespace={$this->nns},old_title='{$this->ndt}' WHERE " .
363 "old_namespace={$this->ons} AND old_title='{$this->odt}'";
364 wfQuery( $sql, DB_WRITE
, $fname );
366 $sql = "UPDATE recentchanges SET ".
367 "rc_namespace={$this->nns}, rc_title='{$this->ndt}' WHERE ".
368 "rc_namespace={$this->ons} AND rc_title='{$this->odt}'";
369 wfQuery( $sql, DB_WRITE
, $fname );
371 $sql = "INSERT INTO recentchanges (rc_namespace,rc_title,
372 rc_comment,rc_user,rc_user_text,rc_timestamp,
373 rc_cur_time,rc_cur_id,rc_new)
374 VALUES ({$common},'{$now}',{$this->newid},1)";
375 wfQuery( $sql, DB_WRITE
, $fname );
377 $sql = "UPDATE links SET l_from='{$this->nft}' WHERE l_from='{$this->oft}'";
378 wfQuery( $sql, DB_WRITE
, $fname );
380 $sql = "UPDATE links SET l_to={$this->newid} WHERE l_to={$this->oldid}";
381 wfQuery( $sql, DB_WRITE
, $fname );
383 $sql = "INSERT INTO links (l_from,l_to) VALUES ('{$this->oft}',{$this->oldid})";
384 wfQuery( $sql, DB_WRITE
, $fname );
386 # Non-existent target may have had broken links to it; these must
387 # now be removed and made into good links.
388 $update = new LinksUpdate( $this->oldid
, $this->nft
);
389 $update->fixBrokenLinks();
391 $sql = "UPDATE imagelinks SET il_from='{$this->nft}' WHERE il_from='{$this->oft}'";
392 wfQuery( $sql, DB_WRITE
, $fname );
395 function updateWatchlists()
397 $oldnamespace = $this->ons
& ~
1;
398 $newnamespace = $this->nns
& ~
1;
399 $oldtitle = $this->odt
;
400 $newtitle = $this->ndt
;
402 if( $oldnamespace == $newnamespace and $oldtitle == $newtitle )
405 $sql = "SELECT wl_user FROM watchlist
406 WHERE wl_namespace={$oldnamespace} AND wl_title='{$oldtitle}'";
407 $res = wfQuery( $sql, DB_READ
, $fname );
408 if( $s = wfFetchObject( $res ) ) {
409 $sql = "REPLACE INTO watchlist (wl_user,wl_namespace,wl_title)
410 VALUES ({$s->wl_user},{$newnamespace},'{$newtitle}')";
411 while( $s = wfFetchObject( $res ) ) {
412 $sql .= ",({$s->wl_user},{$newnamespace},'{$newtitle}')";
414 wfQuery( $sql, DB_WRITE
, $fname );