/**
* Move page to a title which is either a redirect to the
* source page or nonexistent
*
* @param $nt Title the page to move to, which should be a redirect or nonexistent
* @param $reason String The reason for the move
* @param $createRedirect Bool Whether to leave a redirect at the old title. Ignored
* if the user doesn't have the suppressredirect right
*/
private function moveToInternal(&$nt, $reason = '', $createRedirect = true)
{
global $wgUser, $wgContLang;
$moveOverRedirect = $nt->exists();
$commentMsg = $moveOverRedirect ? '1movedto2_redir' : '1movedto2';
$comment = wfMsgForContent($commentMsg, $this->getPrefixedText(), $nt->getPrefixedText());
if ($reason) {
$comment .= wfMsgForContent('colon-separator') . $reason;
}
# Truncate for whole multibyte characters.
$comment = $wgContLang->truncate($comment, 255);
$oldid = $this->getArticleID();
$latest = $this->getLatestRevID();
$dbw = wfGetDB(DB_MASTER);
if ($moveOverRedirect) {
$rcts = $dbw->timestamp($nt->getEarliestRevTime());
$newid = $nt->getArticleID();
$newns = $nt->getNamespace();
$newdbk = $nt->getDBkey();
# Delete the old redirect. We don't save it to history since
# by definition if we've got here it's rather uninteresting.
# We have to remove it so that the next step doesn't trigger
# a conflict on the unique namespace+title index...
$dbw->delete('page', array('page_id' => $newid), __METHOD__);
if (!$dbw->cascadingDeletes()) {
$dbw->delete('revision', array('rev_page' => $newid), __METHOD__);
global $wgUseTrackbacks;
if ($wgUseTrackbacks) {
$dbw->delete('trackbacks', array('tb_page' => $newid), __METHOD__);
}
$dbw->delete('pagelinks', array('pl_from' => $newid), __METHOD__);
$dbw->delete('imagelinks', array('il_from' => $newid), __METHOD__);
$dbw->delete('categorylinks', array('cl_from' => $newid), __METHOD__);
$dbw->delete('templatelinks', array('tl_from' => $newid), __METHOD__);
$dbw->delete('externallinks', array('el_from' => $newid), __METHOD__);
$dbw->delete('langlinks', array('ll_from' => $newid), __METHOD__);
$dbw->delete('iwlinks', array('iwl_from' => $newid), __METHOD__);
$dbw->delete('redirect', array('rd_from' => $newid), __METHOD__);
}
// If the target page was recently created, it may have an entry in recentchanges still
$dbw->delete('recentchanges', array('rc_timestamp' => $rcts, 'rc_namespace' => $newns, 'rc_title' => $newdbk, 'rc_new' => 1), __METHOD__);
}
# Save a null revision in the page's history notifying of the move
$nullRevision = Revision::newNullRevision($dbw, $oldid, $comment, true);
if (!is_object($nullRevision)) {
throw new MWException('No valid null revision produced in ' . __METHOD__);
}
$nullRevId = $nullRevision->insertOn($dbw);
$now = wfTimestampNow();
# Change the name of the target page:
$dbw->update('page', array('page_touched' => $dbw->timestamp($now), 'page_namespace' => $nt->getNamespace(), 'page_title' => $nt->getDBkey(), 'page_latest' => $nullRevId), array('page_id' => $oldid), __METHOD__);
$nt->resetArticleID($oldid);
$article = new Article($nt);
wfRunHooks('NewRevisionFromEditComplete', array($article, $nullRevision, $latest, $wgUser));
$article->setCachedLastEditTime($now);
# Recreate the redirect, this time in the other direction.
if ($createRedirect || !$wgUser->isAllowed('suppressredirect')) {
$mwRedir = MagicWord::get('redirect');
$redirectText = $mwRedir->getSynonym(0) . ' [[' . $nt->getPrefixedText() . "]]\n";
$redirectArticle = new Article($this);
$newid = $redirectArticle->insertOn($dbw);
$redirectRevision = new Revision(array('page' => $newid, 'comment' => $comment, 'text' => $redirectText));
$redirectRevision->insertOn($dbw);
$redirectArticle->updateRevisionOn($dbw, $redirectRevision, 0);
wfRunHooks('NewRevisionFromEditComplete', array($redirectArticle, $redirectRevision, false, $wgUser));
# Now, we record the link from the redirect to the new title.
# It should have no other outgoing links...
$dbw->delete('pagelinks', array('pl_from' => $newid), __METHOD__);
$dbw->insert('pagelinks', array('pl_from' => $newid, 'pl_namespace' => $nt->getNamespace(), 'pl_title' => $nt->getDBkey()), __METHOD__);
$redirectSuppressed = false;
} else {
$this->resetArticleID(0);
$redirectSuppressed = true;
}
# Log the move
$log = new LogPage('move');
$logType = $moveOverRedirect ? 'move_redir' : 'move';
$log->addEntry($logType, $this, $reason, array(1 => $nt->getPrefixedText(), 2 => $redirectSuppressed));
# Purge caches for old and new titles
if ($moveOverRedirect) {
# A simple purge is enough when moving over a redirect
$nt->purgeSquid();
} else {
# Purge caches as per article creation, including any pages that link to this title
Article::onArticleCreate($nt);
}
$this->purgeSquid();
}
/**
* Article::doEdit()
*
* Change an existing article or create a new article. Updates RC and all necessary caches,
* optionally via the deferred update array.
*
* $wgUser must be set before calling this function.
*
* @param $text String: new text
* @param $summary String: edit summary
* @param $flags Integer bitfield:
* EDIT_NEW
* Article is known or assumed to be non-existent, create a new one
* EDIT_UPDATE
* Article is known or assumed to be pre-existing, update it
* EDIT_MINOR
* Mark this edit minor, if the user is allowed to do so
* EDIT_SUPPRESS_RC
* Do not log the change in recentchanges
* EDIT_FORCE_BOT
* Mark the edit a "bot" edit regardless of user rights
* EDIT_DEFER_UPDATES
* Defer some of the updates until the end of index.php
* EDIT_AUTOSUMMARY
* Fill in blank summaries with generated text where possible
*
* If neither EDIT_NEW nor EDIT_UPDATE is specified, the status of the article will be detected.
* If EDIT_UPDATE is specified and the article doesn't exist, the function will an
* edit-gone-missing error. If EDIT_NEW is specified and the article does exist, an
* edit-already-exists error will be returned. These two conditions are also possible with
* auto-detection due to MediaWiki's performance-optimised locking strategy.
*
* @param $baseRevId the revision ID this edit was based off, if any
* @param $user Optional user object, $wgUser will be used if not passed
*
* @return Status object. Possible errors:
* edit-hook-aborted: The ArticleSave hook aborted the edit but didn't set the fatal flag of $status
* edit-gone-missing: In update mode, but the article didn't exist
* edit-conflict: In update mode, the article changed unexpectedly
* edit-no-change: Warning that the text was the same as before
* edit-already-exists: In creation mode, but the article already exists
*
* Extensions may define additional errors.
*
* $return->value will contain an associative array with members as follows:
* new: Boolean indicating if the function attempted to create a new article
* revision: The revision object for the inserted revision, or null
*
* Compatibility note: this function previously returned a boolean value indicating success/failure
*/
public function doEdit($text, $summary, $flags = 0, $baseRevId = false, $user = null)
{
global $wgUser, $wgDBtransactions, $wgUseAutomaticEditSummaries;
# Low-level sanity check
if ($this->mTitle->getText() === '') {
throw new MWException('Something is trying to edit an article with an empty title');
}
wfProfileIn(__METHOD__);
$user = is_null($user) ? $wgUser : $user;
$status = Status::newGood(array());
# Load $this->mTitle->getArticleID() and $this->mLatest if it's not already
$this->loadPageData();
$flags = $this->checkFlags($flags);
if (!wfRunHooks('ArticleSave', array(&$this, &$user, &$text, &$summary, $flags & EDIT_MINOR, null, null, &$flags, &$status))) {
wfDebug(__METHOD__ . ": ArticleSave hook aborted save!\n");
if ($status->isOK()) {
$status->fatal('edit-hook-aborted');
}
wfProfileOut(__METHOD__);
return $status;
}
# Silently ignore EDIT_MINOR if not allowed
$isminor = $flags & EDIT_MINOR && $user->isAllowed('minoredit');
$bot = $flags & EDIT_FORCE_BOT;
$oldtext = $this->getRawText();
// current revision
$oldsize = strlen($oldtext);
# Provide autosummaries if one is not provided and autosummaries are enabled.
if ($wgUseAutomaticEditSummaries && $flags & EDIT_AUTOSUMMARY && $summary == '') {
$summary = $this->getAutosummary($oldtext, $text, $flags);
}
$editInfo = $this->prepareTextForEdit($text);
$text = $editInfo->pst;
$newsize = strlen($text);
$dbw = wfGetDB(DB_MASTER);
$now = wfTimestampNow();
$this->mTimestamp = $now;
if ($flags & EDIT_UPDATE) {
# Update article, but only if changed.
$status->value['new'] = false;
# Make sure the revision is either completely inserted or not inserted at all
if (!$wgDBtransactions) {
$userAbort = ignore_user_abort(true);
}
$changed = strcmp($text, $oldtext) != 0;
if ($changed) {
$this->mGoodAdjustment = (int) $this->isCountable($text) - (int) $this->isCountable($oldtext);
$this->mTotalAdjustment = 0;
if (!$this->mLatest) {
# Article gone missing
wfDebug(__METHOD__ . ": EDIT_UPDATE specified but article doesn't exist\n");
$status->fatal('edit-gone-missing');
wfProfileOut(__METHOD__);
return $status;
}
$revision = new Revision(array('page' => $this->getId(), 'comment' => $summary, 'minor_edit' => $isminor, 'text' => $text, 'parent_id' => $this->mLatest, 'user' => $user->getId(), 'user_text' => $user->getName()));
$dbw->begin();
$revisionId = $revision->insertOn($dbw);
# Update page
#
# Note that we use $this->mLatest instead of fetching a value from the master DB
# during the course of this function. This makes sure that EditPage can detect
# edit conflicts reliably, either by $ok here, or by $article->getTimestamp()
# before this function is called. A previous function used a separate query, this
# creates a window where concurrent edits can cause an ignored edit conflict.
$ok = $this->updateRevisionOn($dbw, $revision, $this->mLatest);
if (!$ok) {
/* Belated edit conflict! Run away!! */
$status->fatal('edit-conflict');
# Delete the invalid revision if the DB is not transactional
if (!$wgDBtransactions) {
$dbw->delete('revision', array('rev_id' => $revisionId), __METHOD__);
}
$revisionId = 0;
$dbw->rollback();
} else {
global $wgUseRCPatrol;
wfRunHooks('NewRevisionFromEditComplete', array($this, $revision, $baseRevId, $user));
# Update recentchanges
if (!($flags & EDIT_SUPPRESS_RC)) {
# Mark as patrolled if the user can do so
$patrolled = $wgUseRCPatrol && $this->mTitle->userCan('autopatrol');
# Add RC row to the DB
$rc = RecentChange::notifyEdit($now, $this->mTitle, $isminor, $user, $summary, $this->mLatest, $this->getTimestamp(), $bot, '', $oldsize, $newsize, $revisionId, $patrolled);
# Log auto-patrolled edits
if ($patrolled) {
PatrolLog::record($rc, true);
}
}
$user->incEditCount();
$dbw->commit();
}
} else {
$status->warning('edit-no-change');
$revision = null;
// Keep the same revision ID, but do some updates on it
$revisionId = $this->getRevIdFetched();
// Update page_touched, this is usually implicit in the page update
// Other cache updates are done in onArticleEdit()
$this->mTitle->invalidateCache();
}
if (!$wgDBtransactions) {
ignore_user_abort($userAbort);
}
// Now that ignore_user_abort is restored, we can respond to fatal errors
if (!$status->isOK()) {
wfProfileOut(__METHOD__);
return $status;
}
# Invalidate cache of this article and all pages using this article
# as a template. Partly deferred.
Article::onArticleEdit($this->mTitle);
# Update links tables, site stats, etc.
$this->editUpdates($text, $summary, $isminor, $now, $revisionId, $changed);
} else {
# Create new article
$status->value['new'] = true;
# Set statistics members
# We work out if it's countable after PST to avoid counter drift
# when articles are created with {{subst:}}
$this->mGoodAdjustment = (int) $this->isCountable($text);
$this->mTotalAdjustment = 1;
$dbw->begin();
# Add the page record; stake our claim on this title!
# This will return false if the article already exists
$newid = $this->insertOn($dbw);
if ($newid === false) {
$dbw->rollback();
$status->fatal('edit-already-exists');
wfProfileOut(__METHOD__);
return $status;
}
# Save the revision text...
$revision = new Revision(array('page' => $newid, 'comment' => $summary, 'minor_edit' => $isminor, 'text' => $text, 'user' => $user->getId(), 'user_text' => $user->getName()));
$revisionId = $revision->insertOn($dbw);
$this->mTitle->resetArticleID($newid);
# Update the page record with revision data
$this->updateRevisionOn($dbw, $revision, 0);
wfRunHooks('NewRevisionFromEditComplete', array($this, $revision, false, $user));
# Update recentchanges
if (!($flags & EDIT_SUPPRESS_RC)) {
global $wgUseRCPatrol, $wgUseNPPatrol;
# Mark as patrolled if the user can do so
$patrolled = ($wgUseRCPatrol || $wgUseNPPatrol) && $this->mTitle->userCan('autopatrol');
# Add RC row to the DB
$rc = RecentChange::notifyNew($now, $this->mTitle, $isminor, $user, $summary, $bot, '', strlen($text), $revisionId, $patrolled);
# Log auto-patrolled edits
if ($patrolled) {
PatrolLog::record($rc, true);
}
}
$user->incEditCount();
$dbw->commit();
# Update links, etc.
$this->editUpdates($text, $summary, $isminor, $now, $revisionId, true);
# Clear caches
Article::onArticleCreate($this->mTitle);
wfRunHooks('ArticleInsertComplete', array(&$this, &$user, $text, $summary, $flags & EDIT_MINOR, null, null, &$flags, $revision));
}
# Do updates right now unless deferral was requested
if (!($flags & EDIT_DEFER_UPDATES)) {
wfDoUpdates();
}
// Return the new revision (or null) to the caller
$status->value['revision'] = $revision;
wfRunHooks('ArticleSaveComplete', array(&$this, &$user, $text, $summary, $flags & EDIT_MINOR, null, null, &$flags, $revision, &$status, $baseRevId));
wfProfileOut(__METHOD__);
return $status;
}
/**
* Article::doEdit()
*
* Change an existing article or create a new article. Updates RC and all necessary caches,
* optionally via the deferred update array.
*
* $wgUser must be set before calling this function.
*
* @param string $text New text
* @param string $summary Edit summary
* @param integer $flags bitfield:
* EDIT_NEW
* Article is known or assumed to be non-existent, create a new one
* EDIT_UPDATE
* Article is known or assumed to be pre-existing, update it
* EDIT_MINOR
* Mark this edit minor, if the user is allowed to do so
* EDIT_SUPPRESS_RC
* Do not log the change in recentchanges
* EDIT_FORCE_BOT
* Mark the edit a "bot" edit regardless of user rights
* EDIT_DEFER_UPDATES
* Defer some of the updates until the end of index.php
* EDIT_AUTOSUMMARY
* Fill in blank summaries with generated text where possible
*
* If neither EDIT_NEW nor EDIT_UPDATE is specified, the status of the article will be detected.
* If EDIT_UPDATE is specified and the article doesn't exist, the function will return false. If
* EDIT_NEW is specified and the article does exist, a duplicate key error will cause an exception
* to be thrown from the Database. These two conditions are also possible with auto-detection due
* to MediaWiki's performance-optimised locking strategy.
*
* @return bool success
*/
function doEdit($text, $summary, $flags = 0)
{
global $wgUser, $wgDBtransactions;
wfProfileIn(__METHOD__);
$good = true;
if (!($flags & EDIT_NEW) && !($flags & EDIT_UPDATE)) {
$aid = $this->mTitle->getArticleID(GAID_FOR_UPDATE);
if ($aid) {
$flags |= EDIT_UPDATE;
} else {
$flags |= EDIT_NEW;
}
}
if (!wfRunHooks('ArticleSave', array(&$this, &$wgUser, &$text, &$summary, $flags & EDIT_MINOR, null, null, &$flags))) {
wfDebug(__METHOD__ . ": ArticleSave hook aborted save!\n");
wfProfileOut(__METHOD__);
return false;
}
# Silently ignore EDIT_MINOR if not allowed
$isminor = $flags & EDIT_MINOR && $wgUser->isAllowed('minoredit');
$bot = $wgUser->isAllowed('bot') || $flags & EDIT_FORCE_BOT;
$oldtext = $this->getContent();
$oldsize = strlen($oldtext);
# Provide autosummaries if one is not provided.
if ($flags & EDIT_AUTOSUMMARY && $summary == '') {
$summary = $this->getAutosummary($oldtext, $text, $flags);
}
$text = $this->preSaveTransform($text);
$newsize = strlen($text);
$dbw =& wfGetDB(DB_MASTER);
$now = wfTimestampNow();
if ($flags & EDIT_UPDATE) {
# Update article, but only if changed.
# Make sure the revision is either completely inserted or not inserted at all
if (!$wgDBtransactions) {
$userAbort = ignore_user_abort(true);
}
$lastRevision = 0;
$revisionId = 0;
if (0 != strcmp($text, $oldtext)) {
$this->mGoodAdjustment = (int) $this->isCountable($text) - (int) $this->isCountable($oldtext);
$this->mTotalAdjustment = 0;
$lastRevision = $dbw->selectField('page', 'page_latest', array('page_id' => $this->getId()));
if (!$lastRevision) {
# Article gone missing
wfDebug(__METHOD__ . ": EDIT_UPDATE specified but article doesn't exist\n");
wfProfileOut(__METHOD__);
return false;
}
$revision = new Revision(array('page' => $this->getId(), 'comment' => $summary, 'minor_edit' => $isminor, 'text' => $text));
$dbw->begin();
$revisionId = $revision->insertOn($dbw);
# Update page
$ok = $this->updateRevisionOn($dbw, $revision, $lastRevision);
if (!$ok) {
/* Belated edit conflict! Run away!! */
$good = false;
$dbw->rollback();
} else {
# Update recentchanges
if (!($flags & EDIT_SUPPRESS_RC)) {
$rcid = RecentChange::notifyEdit($now, $this->mTitle, $isminor, $wgUser, $summary, $lastRevision, $this->getTimestamp(), $bot, '', $oldsize, $newsize, $revisionId);
# Mark as patrolled if the user can do so
if ($wgUser->isAllowed('autopatrol')) {
RecentChange::markPatrolled($rcid);
}
}
$wgUser->incEditCount();
$dbw->commit();
}
} else {
// Keep the same revision ID, but do some updates on it
$revisionId = $this->getRevIdFetched();
// Update page_touched, this is usually implicit in the page update
// Other cache updates are done in onArticleEdit()
$this->mTitle->invalidateCache();
}
if (!$wgDBtransactions) {
ignore_user_abort($userAbort);
}
if ($good) {
# Invalidate cache of this article and all pages using this article
# as a template. Partly deferred.
Article::onArticleEdit($this->mTitle);
# Update links tables, site stats, etc.
$changed = strcmp($oldtext, $text) != 0;
$this->editUpdates($text, $summary, $isminor, $now, $revisionId, $changed);
}
} else {
# Create new article
# Set statistics members
# We work out if it's countable after PST to avoid counter drift
# when articles are created with {{subst:}}
$this->mGoodAdjustment = (int) $this->isCountable($text);
$this->mTotalAdjustment = 1;
$dbw->begin();
# Add the page record; stake our claim on this title!
# This will fail with a database query exception if the article already exists
$newid = $this->insertOn($dbw);
# Save the revision text...
$revision = new Revision(array('page' => $newid, 'comment' => $summary, 'minor_edit' => $isminor, 'text' => $text));
$revisionId = $revision->insertOn($dbw);
$this->mTitle->resetArticleID($newid);
# Update the page record with revision data
$this->updateRevisionOn($dbw, $revision, 0);
if (!($flags & EDIT_SUPPRESS_RC)) {
$rcid = RecentChange::notifyNew($now, $this->mTitle, $isminor, $wgUser, $summary, $bot, '', strlen($text), $revisionId);
# Mark as patrolled if the user can
if ($wgUser->isAllowed('autopatrol')) {
RecentChange::markPatrolled($rcid);
}
}
$wgUser->incEditCount();
$dbw->commit();
# Update links, etc.
$this->editUpdates($text, $summary, $isminor, $now, $revisionId, true);
# Clear caches
Article::onArticleCreate($this->mTitle);
wfRunHooks('ArticleInsertComplete', array(&$this, &$wgUser, $text, $summary, $flags & EDIT_MINOR, null, null, &$flags));
}
if ($good && !($flags & EDIT_DEFER_UPDATES)) {
wfDoUpdates();
}
wfRunHooks('ArticleSaveComplete', array(&$this, &$wgUser, $text, $summary, $flags & EDIT_MINOR, null, null, &$flags));
wfProfileOut(__METHOD__);
return $good;
}
$restored++;
}
// Was anything restored at all?
if ($restored == 0) {
print "Nothing was restored\n";
exit(1);
}
if ($revision) {
// Attach the latest revision to the page...
$wasnew = $article->updateIfNewerOn($dbw, $revision, $previousRevId);
if ($newid || $wasnew) {
// Update site stats, link tables, etc
$article->createUpdates($revision);
}
if ($newid) {
Article::onArticleCreate($page);
} else {
Article::onArticleEdit($page);
}
if ($page->getNamespace() == NS_IMAGE) {
$update = new HTMLCacheUpdate($page, 'imagelinks');
$update->doUpdate();
}
} else {
// Revision couldn't be created. This is very weird
print "We got an unknown error\n";
exit(1);
}
# Now that it's safely stored, take it out of the archive
$dbw->delete('archive', array('ar_namespace' => $page->getNamespace(), 'ar_title' => $page->getDBkey(), $oldones), __METHOD__);
print $page->getPrefixedText();
/**
* This is the meaty bit -- restores archived revisions of the given page
* to the cur/old tables. If the page currently exists, all revisions will
* be stuffed into old, otherwise the most recent will go into cur.
*
* @param array $timestamps Pass an empty array to restore all revisions, otherwise list the ones to undelete.
* @param string $comment
* @param array $fileVersions
* @param bool $unsuppress, remove all ar_deleted/fa_deleted restrictions of seletected revs
*
* @return mixed number of revisions restored or false on failure
*/
private function undeleteRevisions($timestamps, $unsuppress = false, $comment = '')
{
if (wfReadOnly()) {
return false;
}
$restoreAll = empty($timestamps);
$dbw = wfGetDB(DB_MASTER);
# Does this page already exist? We'll have to update it...
$article = new Article($this->title);
$options = 'FOR UPDATE';
// lock page
$page = $dbw->selectRow('page', array('page_id', 'page_latest'), array('page_namespace' => $this->title->getNamespace(), 'page_title' => $this->title->getDBkey()), __METHOD__, $options);
if ($page) {
$makepage = false;
# Page already exists. Import the history, and if necessary
# we'll update the latest revision field in the record.
$newid = 0;
$pageId = $page->page_id;
$previousRevId = $page->page_latest;
# Get the time span of this page
$previousTimestamp = $dbw->selectField('revision', 'rev_timestamp', array('rev_id' => $previousRevId), __METHOD__);
if ($previousTimestamp === false) {
wfDebug(__METHOD__ . ": existing page refers to a page_latest that does not exist\n");
return 0;
}
} else {
# Have to create a new article...
$makepage = true;
$previousRevId = 0;
$previousTimestamp = 0;
}
if ($restoreAll) {
$oldones = '1 = 1';
# All revisions...
} else {
$oldts = implode(',', array_map(array(&$dbw, 'addQuotes'), array_map(array(&$dbw, 'timestamp'), $timestamps)));
$oldones = "ar_timestamp IN ( {$oldts} )";
}
/**
* Select each archived revision...
*/
$result = $dbw->select('archive', array('ar_rev_id', 'ar_text', 'ar_comment', 'ar_user', 'ar_user_text', 'ar_timestamp', 'ar_minor_edit', 'ar_flags', 'ar_text_id', 'ar_deleted', 'ar_page_id', 'ar_len'), array('ar_namespace' => $this->title->getNamespace(), 'ar_title' => $this->title->getDBkey(), $oldones), __METHOD__, array('ORDER BY' => 'ar_timestamp'));
$ret = $dbw->resultObject($result);
$rev_count = $dbw->numRows($result);
if (!$rev_count) {
wfDebug(__METHOD__ . ": no revisions to restore\n");
return false;
// ???
}
$ret->seek($rev_count - 1);
// move to last
$row = $ret->fetchObject();
// get newest archived rev
$ret->seek(0);
// move back
if ($makepage) {
// Check the state of the newest to-be version...
if (!$unsuppress && $row->ar_deleted & Revision::DELETED_TEXT) {
return false;
// we can't leave the current revision like this!
}
// Safe to insert now...
$newid = $article->insertOn($dbw);
$pageId = $newid;
} else {
// Check if a deleted revision will become the current revision...
if ($row->ar_timestamp > $previousTimestamp) {
// Check the state of the newest to-be version...
if (!$unsuppress && $row->ar_deleted & Revision::DELETED_TEXT) {
return false;
// we can't leave the current revision like this!
}
}
}
$revision = null;
$restored = 0;
while ($row = $ret->fetchObject()) {
// Check for key dupes due to shitty archive integrity.
if ($row->ar_rev_id) {
$exists = $dbw->selectField('revision', '1', array('rev_id' => $row->ar_rev_id), __METHOD__);
if ($exists) {
continue;
}
// don't throw DB errors
}
// Insert one revision at a time...maintaining deletion status
// unless we are specifically removing all restrictions...
$revision = Revision::newFromArchiveRow($row, array('page' => $pageId, 'deleted' => $unsuppress ? 0 : $row->ar_deleted));
$revision->insertOn($dbw);
$restored++;
wfRunHooks('ArticleRevisionUndeleted', array(&$this->title, $revision, $row->ar_page_id));
}
# Now that it's safely stored, take it out of the archive
$dbw->delete('archive', array('ar_namespace' => $this->title->getNamespace(), 'ar_title' => $this->title->getDBkey(), $oldones), __METHOD__);
// Was anything restored at all?
if ($restored == 0) {
return 0;
}
if ($revision) {
// Attach the latest revision to the page...
$wasnew = $article->updateIfNewerOn($dbw, $revision, $previousRevId);
if ($newid || $wasnew) {
// Update site stats, link tables, etc
$article->createUpdates($revision);
}
if ($newid) {
wfRunHooks('ArticleUndelete', array(&$this->title, true, $comment));
Article::onArticleCreate($this->title);
} else {
wfRunHooks('ArticleUndelete', array(&$this->title, false, $comment));
Article::onArticleEdit($this->title);
}
if ($this->title->getNamespace() == NS_FILE) {
$update = new HTMLCacheUpdate($this->title, 'imagelinks');
$update->doUpdate();
}
} else {
// Revision couldn't be created. This is very weird
return self::UNDELETE_UNKNOWNERR;
}
return $restored;
}
function importOldRevision()
{
$dbw = wfGetDB(DB_MASTER);
# Sneak a single revision into place
$user = User::newFromName($this->getUser());
if ($user) {
$userId = intval($user->getId());
$userText = $user->getName();
} else {
$userId = 0;
$userText = $this->getUser();
}
// avoid memory leak...?
$linkCache = LinkCache::singleton();
$linkCache->clear();
$article = new Article($this->title);
$pageId = $article->getId();
if ($pageId == 0) {
# must create the page...
$pageId = $article->insertOn($dbw);
$created = true;
} else {
$created = false;
$prior = $dbw->selectField('revision', '1', array('rev_page' => $pageId, 'rev_timestamp' => $dbw->timestamp($this->timestamp), 'rev_user_text' => $userText, 'rev_comment' => $this->getComment()), __METHOD__);
if ($prior) {
// FIXME: this could fail slightly for multiple matches :P
wfDebug(__METHOD__ . ": skipping existing revision for [[" . $this->title->getPrefixedText() . "]], timestamp " . $this->timestamp . "\n");
return false;
}
}
# FIXME: Use original rev_id optionally (better for backups)
# Insert the row
$revision = new Revision(array('page' => $pageId, 'text' => $this->getText(), 'comment' => $this->getComment(), 'user' => $userId, 'user_text' => $userText, 'timestamp' => $this->timestamp, 'minor_edit' => $this->minor));
$revId = $revision->insertOn($dbw);
$changed = $article->updateIfNewerOn($dbw, $revision);
# To be on the safe side...
$tempTitle = $GLOBALS['wgTitle'];
$GLOBALS['wgTitle'] = $this->title;
if ($created) {
wfDebug(__METHOD__ . ": running onArticleCreate\n");
Article::onArticleCreate($this->title);
wfDebug(__METHOD__ . ": running create updates\n");
$article->createUpdates($revision);
} elseif ($changed) {
wfDebug(__METHOD__ . ": running onArticleEdit\n");
Article::onArticleEdit($this->title);
wfDebug(__METHOD__ . ": running edit updates\n");
$article->editUpdates($this->getText(), $this->getComment(), $this->minor, $this->timestamp, $revId);
}
$GLOBALS['wgTitle'] = $tempTitle;
return true;
}
/**
* This is the meaty bit -- restores archived revisions of the given page
* to the cur/old tables. If the page currently exists, all revisions will
* be stuffed into old, otherwise the most recent will go into cur.
*
* @param array $timestamps Pass an empty array to restore all revisions, otherwise list the ones to undelete.
* @param string $comment
* @param array $fileVersions
*
* @return mixed number of revisions restored or false on failure
*/
private function undeleteRevisions($timestamps)
{
if (wfReadOnly()) {
return false;
}
$restoreAll = empty($timestamps);
$dbw = wfGetDB(DB_MASTER);
# Does this page already exist? We'll have to update it...
$article = new Article($this->title);
$options = 'FOR UPDATE';
$page = $dbw->selectRow('page', array('page_id', 'page_latest'), array('page_namespace' => $this->title->getNamespace(), 'page_title' => $this->title->getDBkey()), __METHOD__, $options);
if ($page) {
# Page already exists. Import the history, and if necessary
# we'll update the latest revision field in the record.
$newid = 0;
$pageId = $page->page_id;
$previousRevId = $page->page_latest;
} else {
# Have to create a new article...
$newid = $article->insertOn($dbw);
$pageId = $newid;
$previousRevId = 0;
}
if ($restoreAll) {
$oldones = '1 = 1';
# All revisions...
} else {
$oldts = implode(',', array_map(array(&$dbw, 'addQuotes'), array_map(array(&$dbw, 'timestamp'), $timestamps)));
$oldones = "ar_timestamp IN ( {$oldts} )";
}
/**
* Restore each revision...
*/
$result = $dbw->select('archive', array('ar_rev_id', 'ar_text', 'ar_comment', 'ar_user', 'ar_user_text', 'ar_timestamp', 'ar_minor_edit', 'ar_flags', 'ar_text_id', 'ar_page_id', 'ar_len'), array('ar_namespace' => $this->title->getNamespace(), 'ar_title' => $this->title->getDBkey(), $oldones), __METHOD__, array('ORDER BY' => 'ar_timestamp'));
if ($dbw->numRows($result) < count($timestamps)) {
wfDebug(__METHOD__ . ": couldn't find all requested rows\n");
return false;
}
$revision = null;
$restored = 0;
while ($row = $dbw->fetchObject($result)) {
if ($row->ar_text_id) {
// Revision was deleted in 1.5+; text is in
// the regular text table, use the reference.
// Specify null here so the so the text is
// dereferenced for page length info if needed.
$revText = null;
} else {
// Revision was deleted in 1.4 or earlier.
// Text is squashed into the archive row, and
// a new text table entry will be created for it.
$revText = Revision::getRevisionText($row, 'ar_');
}
$revision = new Revision(array('page' => $pageId, 'id' => $row->ar_rev_id, 'text' => $revText, 'comment' => $row->ar_comment, 'user' => $row->ar_user, 'user_text' => $row->ar_user_text, 'timestamp' => $row->ar_timestamp, 'minor_edit' => $row->ar_minor_edit, 'text_id' => $row->ar_text_id, 'len' => $row->ar_len));
$revision->insertOn($dbw);
$restored++;
wfRunHooks('ArticleRevisionUndeleted', array(&$this->title, $revision, $row->ar_page_id));
}
// Was anything restored at all?
if ($restored == 0) {
return 0;
}
if ($revision) {
// Attach the latest revision to the page...
$wasnew = $article->updateIfNewerOn($dbw, $revision, $previousRevId);
if ($newid || $wasnew) {
// Update site stats, link tables, etc
$article->createUpdates($revision);
}
if ($newid) {
wfRunHooks('ArticleUndelete', array(&$this->title, true));
Article::onArticleCreate($this->title);
} else {
wfRunHooks('ArticleUndelete', array(&$this->title, false));
Article::onArticleEdit($this->title);
}
if ($this->title->getNamespace() == NS_IMAGE) {
$update = new HTMLCacheUpdate($this->title, 'imagelinks');
$update->doUpdate();
}
} else {
// Revision couldn't be created. This is very weird
return self::UNDELETE_UNKNOWNERR;
}
# Now that it's safely stored, take it out of the archive
$dbw->delete('archive', array('ar_namespace' => $this->title->getNamespace(), 'ar_title' => $this->title->getDBkey(), $oldones), __METHOD__);
return $restored;
}
function insertNewArticle($article, $text, $summary, $isminor, $watchthis, $suppressRC = false, $comment = false)
{
global $wgOut, $wgUser;
global $wgUseSquid, $wgDeferredUpdateList, $wgInternalServer;
$fname = 'Article::insertNewArticle';
wfProfileIn($fname);
$article->mGoodAdjustment = $article->isCountable($text);
$article->mTotalAdjustment = 1;
$ns = $article->mTitle->getNamespace();
$ttl = $article->mTitle->getDBkey();
# If this is a comment, add the summary as headline
if ($comment && $summary != "") {
$text = "== {$summary} ==\n\n" . $text;
}
$text = $article->preSaveTransform($text);
$isminor = $isminor && $wgUser->isLoggedIn() ? 1 : 0;
$now = wfTimestampNow();
$dbw =& wfGetDB(DB_MASTER);
# Add the page record; stake our claim on this title!
$newid = $article->insertOn($dbw);
# Save the revision text...
$revision = new Revision(array('page' => $newid, 'comment' => $summary, 'minor_edit' => $isminor, 'text' => $text));
$revisionId = $revision->insertOn($dbw);
$article->mTitle->resetArticleID($newid);
# Update the page record with revision data
$article->updateRevisionOn($dbw, $revision, 0);
Article::onArticleCreate($article->mTitle);
if (!$suppressRC) {
RecentChange::notifyNew($now, $article->mTitle, $isminor, $wgUser, $summary, 'default', '', strlen($text), $revisionId);
}
if ($watchthis) {
#if(!$article->mTitle->userIsWatching()) $this->watch($article);
if (wfRunHooks('WatchArticle', array(&$wgUser, &$article))) {
$wgUser->addWatch($article->mTitle);
$wgUser->saveSettings();
wfRunHooks('WatchArticleComplete', array(&$wgUser, &$article));
}
}
# The talk page isn't in the regular link tables, so we need to update manually:
$talkns = $ns ^ 1;
# talk -> normal; normal -> talk
$dbw->update('page', array('page_touched' => $dbw->timestamp($now)), array('page_namespace' => $talkns, 'page_title' => $ttl), $fname);
# standard deferred updates
$article->editUpdates($text, $summary, $isminor, $now, $revisionId);
if ($this->mprotect == "yes") {
# $this->mprotect
# $this->mprotect_reason
$id = $article->mTitle->getArticleID();
$limit = 'sysop';
$dbw->update('page', array('page_touched' => $dbw->timestamp(), 'page_restrictions' => (string) $limit), array('page_id' => $id), 'Article::protect');
$restrictions = "move=" . $limit;
$restrictions .= ":edit=" . $limit;
if (!$moveonly) {
#$restrictions .= ":edit=" . $limit;
}
if (wfRunHooks('ArticleProtect', array(&$article, &$wgUser, $limit == 'sysop', $this->mprotect_reason, $moveonly))) {
$dbw =& wfGetDB(DB_MASTER);
$dbw->update('page', array('page_touched' => $dbw->timestamp(), 'page_restrictions' => $restrictions), array('page_id' => $id), 'Article::protect');
wfRunHooks('ArticleProtectComplete', array(&$article, &$wgUser, $limit == 'sysop', $this->mprotect_reason, $moveonly));
$log = new LogPage('protect');
$log->addEntry('protect', $article->mTitle, $this->mprotect_reason);
}
}
# AWC - Edit
# Dont want ot redirect...
#$oldid = 0; # new article
#$article->showArticle( $text, wfMsg( 'newarticle' ), false, $isminor, $now, $summary, $oldid );
wfProfileOut($fname);
}
/**
* Duplicate one page to another, including full histories
* Does some basic error-catching, but not as much as the code above [should]
*
* @param $source Title to duplicate
* @param $dest Title to save to
* @return bool
*/
private function duplicate(&$source, &$dest)
{
global $wgUser, $wgBot;
if (!$source->exists() || $dest->exists()) {
return false;
}
# Source doesn't exist, or destination does
$dbw = wfGetDB(DB_MASTER);
$dbw->begin();
$sid = $source->getArticleId();
# Create an article representing the destination page and save it
$destArticle = new Article($dest);
$aid = $destArticle->insertOn($dbw);
# Perform the revision duplication
# An INSERT...SELECT here seems to f**k things up
$res = $dbw->select('revision', '*', array('rev_page' => $sid), __METHOD__);
if ($res && $dbw->numRows($res) > 0) {
while ($row = $dbw->fetchObject($res)) {
$values['rev_page'] = $aid;
$values['rev_text_id'] = $row->rev_text_id;
$values['rev_comment'] = $row->rev_comment;
$values['rev_user'] = $row->rev_user;
$values['rev_user_text'] = $row->rev_user_text;
$values['rev_timestamp'] = $row->rev_timestamp;
$values['rev_minor_edit'] = $row->rev_minor_edit;
$values['rev_deleted'] = $row->rev_deleted;
$dbw->insert('revision', $values, __METHOD__);
}
$dbw->freeResult($res);
}
# Update page record
$latest = $dbw->selectField('revision', 'MAX(rev_id)', array('rev_page' => $aid), __METHOD__);
$rev = Revision::newFromId($latest);
$destArticle->updateRevisionOn($dbw, $rev);
# Commit transaction
$dbw->commit();
# Create a null revision with an explanation; do cache clearances, etc.
$dbw->begin();
$comment = wfMsgForContent('duplicator-summary', $source->getPrefixedText());
$nr = Revision::newNullRevision($dbw, $aid, $comment, true);
$nid = $nr->insertOn($dbw);
$destArticle->updateRevisionOn($dbw, $nr);
$destArticle->createUpdates($nr);
Article::onArticleCreate($dest);
$bot = $wgUser->isAllowed('bot');
RecentChange::notifyNew($nr->getTimestamp(), $dest, true, $wgUser, $comment, $bot);
$dest->invalidateCache();
$dbw->commit();
return true;
}
/**
* Theoretically we could defer these whole insert and update
* functions for after display, but that's taking a big leap
* of faith, and we want to be able to report database
* errors at some point.
* @private
*/
function insertNewArticle($text, $summary, $isminor, $watchthis, $suppressRC = false, $comment = false)
{
global $wgOut, $wgUser;
global $wgUseSquid, $wgDeferredUpdateList, $wgInternalServer;
$fname = 'Article::insertNewArticle';
wfProfileIn($fname);
$this->mGoodAdjustment = $this->isCountable($text);
$this->mTotalAdjustment = 1;
$ns = $this->mTitle->getNamespace();
$ttl = $this->mTitle->getDBkey();
# If this is a comment, add the summary as headline
if ($comment && $summary != "") {
$text = "== {$summary} ==\n\n" . $text;
}
$text = $this->preSaveTransform($text);
$isminor = $isminor && $wgUser->isLoggedIn() ? 1 : 0;
$now = wfTimestampNow();
$dbw =& wfGetDB(DB_MASTER);
# Add the page record; stake our claim on this title!
$newid = $this->insertOn($dbw);
# Save the revision text...
$revision = new Revision(array('page' => $newid, 'comment' => $summary, 'minor_edit' => $isminor, 'text' => $text));
$revisionId = $revision->insertOn($dbw);
$this->mTitle->resetArticleID($newid);
# Update the page record with revision data
$this->updateRevisionOn($dbw, $revision, 0);
Article::onArticleCreate($this->mTitle);
if ($watchthis) {
if (!$this->mTitle->userIsWatching()) {
$this->watch();
}
} else {
if ($this->mTitle->userIsWatching()) {
$this->unwatch();
}
}
# The talk page isn't in the regular link tables, so we need to update manually:
$talkns = $ns ^ 1;
# talk -> normal; normal -> talk
$dbw->update('page', array('page_touched' => $dbw->timestamp($now)), array('page_namespace' => $talkns, 'page_title' => $ttl), $fname);
# standard deferred updates
$this->editUpdates($text);
# TG PATCH. Moved from some lines above to here
# Is important to call RecentChange::notifyNew _after_ editUpdates
# because a user_newtalk flag and addwatch might be committed in editUpdates
# which triggers the sending of an Enotif in RecentChange::notifyNew just right now
if (!$suppressRC) {
RecentChange::notifyNew($now, $this->mTitle, $isminor, $wgUser, $summary, 'default', '', strlen($text), $revisionId);
}
$oldid = 0;
# new article
$this->showArticle($text, wfMsg('newarticle'), false);
wfProfileOut($fname);
}
/**
* Create a redirect; fails if the title already exists; does
* not notify RC
*
* @param Title $dest the destination of the redirect
* @param string $comment the comment string describing the move
* @return bool true on success
* @access public
*/
function createRedirect($dest, $comment)
{
if ($this->getArticleID()) {
return false;
}
$fname = 'Title::createRedirect';
$dbw =& wfGetDB(DB_MASTER);
$article = new Article($this);
$newid = $article->insertOn($dbw);
$revision = new Revision(array('page' => $newid, 'comment' => $comment, 'text' => "#REDIRECT [[" . $dest->getPrefixedText() . "]]\n"));
$revisionId = $revision->insertOn($dbw);
$article->updateRevisionOn($dbw, $revision, 0);
# Link table
$dbw->insert('pagelinks', array('pl_from' => $newid, 'pl_namespace' => $dest->getNamespace(), 'pl_title' => $dest->getDbKey()), $fname);
Article::onArticleCreate($this);
return true;
}
/**
* This is the meaty bit -- restores archived revisions of the given page
* to the cur/old tables. If the page currently exists, all revisions will
* be stuffed into old, otherwise the most recent will go into cur.
* The deletion log will be updated with an undeletion notice.
*
* Returns true on success.
*
* @param array $timestamps Pass an empty array to restore all revisions, otherwise list the ones to undelete.
* @return bool
*/
function undelete($timestamps)
{
global $wgUser, $wgOut, $wgLang, $wgDeferredUpdateList;
global $wgUseSquid, $wgInternalServer, $wgLinkCache;
global $wgDBtype;
$fname = "doUndeleteArticle";
$restoreAll = empty($timestamps);
$restoreRevisions = count($timestamps);
$dbw =& wfGetDB(DB_MASTER);
extract($dbw->tableNames('page', 'archive'));
# Does this page already exist? We'll have to update it...
$article = new Article($this->title);
$options = $wgDBtype == 'PostgreSQL' ? '' : 'FOR UPDATE';
$page = $dbw->selectRow('page', array('page_id', 'page_latest'), array('page_namespace' => $this->title->getNamespace(), 'page_title' => $this->title->getDBkey()), $fname, $options);
if ($page) {
# Page already exists. Import the history, and if necessary
# we'll update the latest revision field in the record.
$newid = 0;
$pageId = $page->page_id;
$previousRevId = $page->page_latest;
$previousTimestamp = $page->rev_timestamp;
} else {
# Have to create a new article...
$newid = $article->insertOn($dbw);
$pageId = $newid;
$previousRevId = 0;
$previousTimestamp = 0;
}
if ($restoreAll) {
$oldones = '1';
# All revisions...
} else {
$oldts = implode(',', array_map(array(&$dbw, 'addQuotes'), array_map(array(&$dbw, 'timestamp'), $timestamps)));
$oldones = "ar_timestamp IN ( {$oldts} )";
}
/**
* Restore each revision...
*/
$result = $dbw->select('archive', array('ar_rev_id', 'ar_text', 'ar_comment', 'ar_user', 'ar_user_text', 'ar_timestamp', 'ar_minor_edit', 'ar_flags', 'ar_text_id'), array('ar_namespace' => $this->title->getNamespace(), 'ar_title' => $this->title->getDBkey(), $oldones), $fname, array('ORDER BY' => 'ar_timestamp'));
$revision = null;
while ($row = $dbw->fetchObject($result)) {
$revision = new Revision(array('page' => $pageId, 'id' => $row->ar_rev_id, 'text' => Revision::getRevisionText($row, 'ar_'), 'comment' => $row->ar_comment, 'user' => $row->ar_user, 'user_text' => $row->ar_user_text, 'timestamp' => $row->ar_timestamp, 'minor_edit' => $row->ar_minor_edit, 'text_id' => $row->ar_text_id));
$revision->insertOn($dbw);
}
if ($revision) {
# FIXME: Update latest if newer as well...
if ($newid) {
# FIXME: update article count if changed...
$article->updateRevisionOn($dbw, $revision, $previousRevId);
# Finally, clean up the link tables
$wgLinkCache = new LinkCache();
# Select for update
$wgLinkCache->forUpdate(true);
# Create a dummy OutputPage to update the outgoing links
$dummyOut = new OutputPage();
$dummyOut->addWikiText($revision->getText());
$u = new LinksUpdate($newid, $this->title->getPrefixedDBkey());
array_push($wgDeferredUpdateList, $u);
#TODO: SearchUpdate, etc.
}
if ($newid) {
Article::onArticleCreate($this->title);
} else {
Article::onArticleEdit($this->title);
}
} else {
# Something went terribly worong!
}
# Now that it's safely stored, take it out of the archive
$dbw->delete('archive', array('ar_namespace' => $this->title->getNamespace(), 'ar_title' => $this->title->getDBkey(), $oldones), $fname);
# Touch the log!
$log = new LogPage('delete');
if ($restoreAll) {
$reason = '';
} else {
$reason = wfMsgForContent('undeletedrevisions', $restoreRevisions);
}
$log->addEntry('restore', $this->title, $reason);
return true;
}
/**
* Move page to non-existing title.
* @param &$nt \type{Title} the new Title
* @param $reason \type{\string} The reason for the move
* @param $createRedirect \type{\bool} Whether to create a redirect from the old title to the new title
* Ignored if the user doesn't have the suppressredirect right
*/
private function moveToNewTitle(&$nt, $reason = '', $createRedirect = true)
{
global $wgUseSquid, $wgUser;
$fname = 'MovePageForm::moveToNewTitle';
$comment = wfMsgForContent('1movedto2', $this->getPrefixedText(), $nt->getPrefixedText());
if ($reason) {
$comment .= wfMsgExt('colon-separator', array('escapenoentities', 'content'));
$comment .= $reason;
}
$newid = $nt->getArticleID();
$oldid = $this->getArticleID();
$latest = $this->getLatestRevId();
$dbw = wfGetDB(DB_MASTER);
$now = $dbw->timestamp();
# Save a null revision in the page's history notifying of the move
$nullRevision = Revision::newNullRevision($dbw, $oldid, $comment, true);
$nullRevId = $nullRevision->insertOn($dbw);
$article = new Article($this);
wfRunHooks('NewRevisionFromEditComplete', array($article, $nullRevision, $latest, $wgUser));
# Rename page entry
$dbw->update('page', array('page_touched' => $now, 'page_namespace' => $nt->getNamespace(), 'page_title' => $nt->getDBkey(), 'page_latest' => $nullRevId), array('page_id' => $oldid), $fname);
$nt->resetArticleID($oldid);
if ($createRedirect || !$wgUser->isAllowed('suppressredirect')) {
# Insert redirect
$mwRedir = MagicWord::get('redirect');
$redirectText = $mwRedir->getSynonym(0) . ' [[' . $nt->getPrefixedText() . "]]\n";
$redirectArticle = new Article($this);
$newid = $redirectArticle->insertOn($dbw);
$redirectRevision = new Revision(array('page' => $newid, 'comment' => $comment, 'text' => $redirectText));
$redirectRevision->insertOn($dbw);
$redirectArticle->updateRevisionOn($dbw, $redirectRevision, 0);
wfRunHooks('NewRevisionFromEditComplete', array($redirectArticle, $redirectRevision, false, $wgUser));
# Record the just-created redirect's linking to the page
$dbw->insert('pagelinks', array('pl_from' => $newid, 'pl_namespace' => $nt->getNamespace(), 'pl_title' => $nt->getDBkey()), $fname);
$redirectSuppressed = false;
} else {
$this->resetArticleID(0);
$redirectSuppressed = true;
}
# Move an image if this is a file
if ($this->getNamespace() == NS_FILE) {
$file = wfLocalFile($this);
if ($file->exists()) {
$status = $file->move($nt);
if (!$status->isOk()) {
$dbw->rollback();
return $status->getErrorsArray();
}
}
}
# Log the move
$log = new LogPage('move');
$log->addEntry('move', $this, $reason, array(1 => $nt->getPrefixedText(), 2 => $redirectSuppressed));
# Purge caches as per article creation
Article::onArticleCreate($nt);
# Purge old title from squid
# The new title, and links to the new title, are purged in Article::onArticleCreate()
$this->purgeSquid();
}
/**
* This is the meaty bit -- restores archived revisions of the given page
* to the cur/old tables. If the page currently exists, all revisions will
* be stuffed into old, otherwise the most recent will go into cur.
*
* @param array $timestamps Pass an empty array to restore all revisions, otherwise list the ones to undelete.
* @param string $comment
* @param array $fileVersions
*
* @return int number of revisions restored
*/
private function undeleteRevisions($timestamps)
{
global $wgParser, $wgDBtype;
$restoreAll = empty($timestamps);
$dbw =& wfGetDB(DB_MASTER);
extract($dbw->tableNames('page', 'archive'));
# Does this page already exist? We'll have to update it...
$article = new Article($this->title);
$options = $wgDBtype == 'postgres' ? '' : 'FOR UPDATE';
$page = $dbw->selectRow('page', array('page_id', 'page_latest'), array('page_namespace' => $this->title->getNamespace(), 'page_title' => $this->title->getDBkey()), __METHOD__, $options);
if ($page) {
# Page already exists. Import the history, and if necessary
# we'll update the latest revision field in the record.
$newid = 0;
$pageId = $page->page_id;
$previousRevId = $page->page_latest;
} else {
# Have to create a new article...
$newid = $article->insertOn($dbw);
$pageId = $newid;
$previousRevId = 0;
}
if ($restoreAll) {
$oldones = '1 = 1';
# All revisions...
} else {
$oldts = implode(',', array_map(array(&$dbw, 'addQuotes'), array_map(array(&$dbw, 'timestamp'), $timestamps)));
$oldones = "ar_timestamp IN ( {$oldts} )";
}
/**
* Restore each revision...
*/
$result = $dbw->select('archive', array('ar_rev_id', 'ar_text', 'ar_comment', 'ar_user', 'ar_user_text', 'ar_timestamp', 'ar_minor_edit', 'ar_flags', 'ar_text_id'), array('ar_namespace' => $this->title->getNamespace(), 'ar_title' => $this->title->getDBkey(), $oldones), __METHOD__, array('ORDER BY' => 'ar_timestamp'));
if ($dbw->numRows($result) < count($timestamps)) {
wfDebug(__METHOD__ . ": couldn't find all requested rows\n");
return false;
}
$revision = null;
$newRevId = $previousRevId;
$restored = 0;
while ($row = $dbw->fetchObject($result)) {
if ($row->ar_text_id) {
// Revision was deleted in 1.5+; text is in
// the regular text table, use the reference.
// Specify null here so the so the text is
// dereferenced for page length info if needed.
$revText = null;
} else {
// Revision was deleted in 1.4 or earlier.
// Text is squashed into the archive row, and
// a new text table entry will be created for it.
$revText = Revision::getRevisionText($row, 'ar_');
}
$revision = new Revision(array('page' => $pageId, 'id' => $row->ar_rev_id, 'text' => $revText, 'comment' => $row->ar_comment, 'user' => $row->ar_user, 'user_text' => $row->ar_user_text, 'timestamp' => $row->ar_timestamp, 'minor_edit' => $row->ar_minor_edit, 'text_id' => $row->ar_text_id));
$newRevId = $revision->insertOn($dbw);
$restored++;
}
if ($revision) {
# FIXME: Update latest if newer as well...
if ($newid) {
// Attach the latest revision to the page...
$article->updateRevisionOn($dbw, $revision, $previousRevId);
// Update site stats, link tables, etc
$article->createUpdates($revision);
}
if ($newid) {
Article::onArticleCreate($this->title);
} else {
Article::onArticleEdit($this->title);
}
} else {
# Something went terribly wrong!
}
# Now that it's safely stored, take it out of the archive
$dbw->delete('archive', array('ar_namespace' => $this->title->getNamespace(), 'ar_title' => $this->title->getDBkey(), $oldones), __METHOD__);
return $restored;
}
/**
* Move page to non-existing title.
*
* @param $nt \type{Title} the new Title
* @param $reason \type{\string} The reason for the move
* @param $createRedirect \type{\bool} Whether to create a redirect from the old title to the new title
* Ignored if the user doesn't have the suppressredirect right
*/
private function moveToNewTitle(&$nt, $reason = '', $createRedirect = true)
{
global $wgUser, $wgContLang;
$comment = wfMsgForContent('1movedto2', $this->getPrefixedText(), $nt->getPrefixedText());
if ($reason) {
$comment .= wfMsgExt('colon-separator', array('escapenoentities', 'content'));
$comment .= $reason;
}
# Truncate for whole multibyte characters. +5 bytes for ellipsis
$comment = $wgContLang->truncate($comment, 250);
$oldid = $this->getArticleID();
$latest = $this->getLatestRevId();
$dbw = wfGetDB(DB_MASTER);
$now = $dbw->timestamp();
# Save a null revision in the page's history notifying of the move
$nullRevision = Revision::newNullRevision($dbw, $oldid, $comment, true);
if (!is_object($nullRevision)) {
throw new MWException('No valid null revision produced in ' . __METHOD__);
}
$nullRevId = $nullRevision->insertOn($dbw);
$article = new Article($this);
wfRunHooks('NewRevisionFromEditComplete', array($article, $nullRevision, $latest, $wgUser));
# Rename page entry
$dbw->update('page', array('page_touched' => $now, 'page_namespace' => $nt->getNamespace(), 'page_title' => $nt->getDBkey(), 'page_latest' => $nullRevId), array('page_id' => $oldid), __METHOD__);
$nt->resetArticleID($oldid);
if ($createRedirect || !$wgUser->isAllowed('suppressredirect')) {
# Insert redirect
$mwRedir = MagicWord::get('redirect');
$redirectText = $mwRedir->getSynonym(0) . ' [[' . $nt->getPrefixedText() . "]]\n";
$redirectArticle = new Article($this);
$newid = $redirectArticle->insertOn($dbw);
$redirectRevision = new Revision(array('page' => $newid, 'comment' => $comment, 'text' => $redirectText));
$redirectRevision->insertOn($dbw);
$redirectArticle->updateRevisionOn($dbw, $redirectRevision, 0);
wfRunHooks('NewRevisionFromEditComplete', array($redirectArticle, $redirectRevision, false, $wgUser));
# Record the just-created redirect's linking to the page
$dbw->insert('pagelinks', array('pl_from' => $newid, 'pl_namespace' => $nt->getNamespace(), 'pl_title' => $nt->getDBkey()), __METHOD__);
$redirectSuppressed = false;
} else {
$this->resetArticleID(0);
$redirectSuppressed = true;
}
# Log the move
$log = new LogPage('move');
$log->addEntry('move', $this, $reason, array(1 => $nt->getPrefixedText(), 2 => $redirectSuppressed));
# Purge caches as per article creation
Article::onArticleCreate($nt);
# Purge old title from squid
# The new title, and links to the new title, are purged in Article::onArticleCreate()
$this->purgeSquid();
}
/**
* Move page to non-existing title.
* @param Title &$nt the new Title
*/
private function moveToNewTitle(&$nt, $reason = '')
{
global $wgUseSquid;
$fname = 'MovePageForm::moveToNewTitle';
$comment = wfMsgForContent('1movedto2', $this->getPrefixedText(), $nt->getPrefixedText());
if ($reason) {
$comment .= ": {$reason}";
}
$newid = $nt->getArticleID();
$oldid = $this->getArticleID();
$dbw = wfGetDB(DB_MASTER);
$now = $dbw->timestamp();
$linkCache =& LinkCache::singleton();
# Save a null revision in the page's history notifying of the move
$nullRevision = Revision::newNullRevision($dbw, $oldid, $comment, true);
$nullRevId = $nullRevision->insertOn($dbw);
# Rename cur entry
$dbw->update('page', array('page_touched' => $now, 'page_namespace' => $nt->getNamespace(), 'page_title' => $nt->getDBkey(), 'page_latest' => $nullRevId), array('page_id' => $oldid), $fname);
$linkCache->clearLink($nt->getPrefixedDBkey());
# Insert redirect
$mwRedir = MagicWord::get('redirect');
$redirectText = $mwRedir->getSynonym(0) . ' [[' . $nt->getPrefixedText() . "]]\n";
$redirectArticle = new Article($this);
$newid = $redirectArticle->insertOn($dbw);
$redirectRevision = new Revision(array('page' => $newid, 'comment' => $comment, 'text' => $redirectText));
$redirectRevision->insertOn($dbw);
$redirectArticle->updateRevisionOn($dbw, $redirectRevision, 0);
$linkCache->clearLink($this->getPrefixedDBkey());
# Log the move
$log = new LogPage('move');
$log->addEntry('move', $this, $reason, array(1 => $nt->getPrefixedText()));
# Purge caches as per article creation
Article::onArticleCreate($nt);
# Record the just-created redirect's linking to the page
$dbw->insert('pagelinks', array('pl_from' => $newid, 'pl_namespace' => $nt->getNamespace(), 'pl_title' => $nt->getDBkey()), $fname);
# Purge old title from squid
# The new title, and links to the new title, are purged in Article::onArticleCreate()
$this->purgeSquid();
}
function importOldRevision()
{
$dbw = wfGetDB(DB_MASTER);
# Sneak a single revision into place
$user = User::newFromName($this->getUser());
if ($user) {
$userId = intval($user->getId());
$userText = $user->getName();
} else {
$userId = 0;
$userText = $this->getUser();
}
// avoid memory leak...?
$linkCache =& LinkCache::singleton();
$linkCache->clear();
$article = new Article($this->title);
$pageId = $article->getId();
if ($pageId == 0) {
# must create the page...
$pageId = $article->insertOn($dbw);
$created = true;
} else {
$created = false;
$prior = Revision::loadFromTimestamp($dbw, $this->title, $this->timestamp);
if (!is_null($prior)) {
// FIXME: this could fail slightly for multiple matches :P
wfDebug(__METHOD__ . ": skipping existing revision for [[" . $this->title->getPrefixedText() . "]], timestamp " . $this->timestamp . "\n");
return false;
}
}
# FIXME: Use original rev_id optionally
# FIXME: blah blah blah
#if( $numrows > 0 ) {
# return wfMsg( "importhistoryconflict" );
#}
# Insert the row
$revision = new Revision(array('page' => $pageId, 'text' => $this->getText(), 'comment' => $this->getComment(), 'user' => $userId, 'user_text' => $userText, 'timestamp' => $this->timestamp, 'minor_edit' => $this->minor));
$revId = $revision->insertOn($dbw);
$changed = $article->updateIfNewerOn($dbw, $revision);
if ($created) {
wfDebug(__METHOD__ . ": running onArticleCreate\n");
Article::onArticleCreate($this->title);
wfDebug(__METHOD__ . ": running create updates\n");
$article->createUpdates($revision);
} elseif ($changed) {
wfDebug(__METHOD__ . ": running onArticleEdit\n");
Article::onArticleEdit($this->title);
wfDebug(__METHOD__ . ": running edit updates\n");
$article->editUpdates($this->getText(), $this->getComment(), $this->minor, $this->timestamp, $revId);
}
return true;
}
function importOldRevision()
{
$fname = "WikiImporter::importOldRevision";
$dbw =& wfGetDB(DB_MASTER);
# Sneak a single revision into place
$user = User::newFromName($this->getUser());
if ($user) {
$userId = intval($user->getId());
$userText = $user->getName();
} else {
$userId = 0;
$userText = $this->getUser();
}
// avoid memory leak...?
$linkCache =& LinkCache::singleton();
$linkCache->clear();
$article = new Article($this->title);
$pageId = $article->getId();
if ($pageId == 0) {
# must create the page...
$pageId = $article->insertOn($dbw);
$created = true;
} else {
$created = false;
}
# FIXME: Check for exact conflicts
# FIXME: Use original rev_id optionally
# FIXME: blah blah blah
#if( $numrows > 0 ) {
# return wfMsg( "importhistoryconflict" );
#}
# Insert the row
$revision = new Revision(array('page' => $pageId, 'text' => $this->getText(), 'comment' => $this->getComment(), 'user' => $userId, 'user_text' => $userText, 'timestamp' => $this->timestamp, 'minor_edit' => $this->minor));
$revId = $revision->insertOn($dbw);
$changed = $article->updateIfNewerOn($dbw, $revision);
if ($created) {
wfDebug(__METHOD__ . ": running onArticleCreate\n");
Article::onArticleCreate($this->title);
} else {
if ($changed) {
wfDebug(__METHOD__ . ": running onArticleEdit\n");
Article::onArticleEdit($this->title);
}
}
if ($created || $changed) {
wfDebug(__METHOD__ . ": running edit updates\n");
$article->editUpdates($this->getText(), $this->getComment(), $this->minor, $this->timestamp, $revId);
}
return true;
}
function FrontBackForcedArticleSaveCompleteHook(&$article, &$user, $text, $summary, $minoredit, $watchthis, $sectionanchor, &$flags, $revision, &$status, $baseRevId)
{
global $wgLang;
$frontMsg = wfMsgForContent('frontbackforced-front');
$backMsg = wfMsgForContent('frontbackforced-back');
$forcedMsg = wfMsgForContent('frontbackforced-forced');
$myTitle = $article->getTitle()->getPrefixedDBkey();
if (substr($myTitle, strlen($myTitle) - strlen($frontMsg), strlen($frontMsg)) == $frontMsg) {
$frontBaseTitle = Title::newFromDBkey(substr($myTitle, 0, strlen($myTitle) - strlen($frontMsg)));
$frontBaseTitle->invalidateCache();
Article::onArticleCreate($frontBaseTitle);
Article::onArticleEdit($frontBaseTitle);
}
if (substr($myTitle, strlen($myTitle) - strlen($backMsg), strlen($backMsg)) == $backMsg) {
$backBaseTitle = Title::newFromDBkey(substr($myTitle, 0, strlen($myTitle) - strlen($backMsg)));
$backBaseTitle->invalidateCache();
Article::onArticleCreate($backBaseTitle);
Article::onArticleEdit($backBaseTitle);
}
if (substr($myTitle, strlen($myTitle) - strlen($forcedMsg), strlen($forcedMsg)) == $forcedMsg) {
$forcedBaseTitle = Title::newFromDBkey(substr($myTitle, 0, strlen($myTitle) - strlen($forcedMsg)));
$forcedBaseTitle->invalidateCache();
Article::onArticleCreate($forcedBaseTitle);
Article::onArticleEdit($forcedBaseTitle);
}
return true;
}
