public function getSourceText()
{
if ($this->getDiffSource() == false) {
$c = new Criteria();
$c->add("source_id", $this->getSourceId());
$source = DB_PageSourcePeer::instance()->selectOne($c);
return $source->getText();
} else {
// select last revisions and sources.
$q = "SELECT page_source.* FROM page_source, page_revision WHERE " . "page_revision.page_id =" . $this->getPageId() . " " . "AND page_revision.revision_id <= " . $this->getRevisionId() . " " . "AND (page_revision.flag_text = TRUE OR page_revision.flag_new = TRUE) " . "AND page_revision.source_id = page_source.source_id " . "ORDER BY page_revision.revision_id DESC " . "LIMIT " . ($this->getSinceFullSource() + 1);
$c = new Criteria();
$c->setExplicitQuery($q);
$sources = DB_PageSourcePeer::instance()->select($c);
// original source...
$s = end($sources);
$s0 = $s->getText();
$differ = new ODiff();
while ($s = prev($sources)) {
$s0 = $differ->patchString($s0, $s->getText());
if ($differ->getErrors() != null) {
return "Error processing the source - please report the problem to the support";
}
}
return trim($s0);
}
}
public function revertEvent($runData)
{
$pl = $runData->getParameterList();
$pageId = $pl->getParameterValue("pageId");
$revisionId = $pl->getParameterValue("revisionId");
$site = $runData->getTemp("site");
$db = Database::connection();
$db->begin();
$c = new Criteria();
$c->add("page_id", $pageId);
$c->setForUpdate(true);
$page = DB_PagePeer::instance()->selectOne($c);
if ($page == null || $page->getSiteId() != $site->getSiteId()) {
throw new ProcessException(_("Error getting page information."), "no_page");
}
// check for permissions again
$category = $page->getCategory();
$user = $runData->getUser();
WDPermissionManager::instance()->hasPagePermission('edit', $user, $category, $page);
// get the revision
$toRevision = DB_PageRevisionPeer::instance()->selectByPrimaryKey($revisionId);
$toMeta = DB_PageMetadataPeer::instance()->selectByPrimaryKey($toRevision->getMetadataId());
$currentRevision = $page->getCurrentRevision();
$currentMeta = $currentRevision->getMetadata();
// compare title and source (ids and contents)
if ($toMeta->getTitle() === $currentMeta->getTitle() && $toRevision->getSourceId() === $currentRevision->getSourceId()) {
throw new ProcessException(_("The title and content source of the current revision and the destination revision are identical. No change has been applied."), "no_change");
}
// check for locks first
DB_PageEditLockPeer::instance()->deleteOutdated($pageId);
$c = new Criteria();
$c->add("page_id", $page->getPageId());
if ($pl->getParameterValue("force") === "yes") {
DB_PageEditLockPeer::instance()->delete($c);
}
$locks = DB_PageEditLockPeer::instance()->select($c);
if (count($locks) > 0) {
$runData->ajaxResponseAdd("locks", true);
$runData->contextAdd("locks", $locks);
$runData->setModuleTemplate("history/RevertPageLockedWin");
$db->rollback();
return;
}
// success so far...
$titleChanged = false;
if ($toMeta->getTitle() !== $currentMeta->getTitle()) {
// change the title, need to create a new metadata...
$metadata = clone $currentMeta;
$metadata->setMetadataId(null);
$metadata->setNew(true);
$metadata->setTitle($toMeta->getTitle());
$metadata->save();
$titleChanged = true;
}
$userId = $runData->getUserId();
if ($userId == null) {
$userString = $runData->createIpString();
}
if ($toRevision->getSourceId() !== $currentRevision->getSourceId()) {
$sourceChanged = true;
$nSource = $toRevision->getSourceText();
$oSource = $currentRevision->getSourceText();
if ($nSource === $oSource) {
$sourceChanged = false;
}
}
if (!$sourceChanged && !$titleChanged) {
throw new ProcessException(_("The title and content source of the current revision and the destination revision are identical. No change has been applied."), "no_change");
}
$revision = clone $currentRevision;
$revision->setNew(true);
$revision->setRevisionId(null);
$revision->resetFlags();
if ($sourceChanged) {
$revision->setFlagText(true);
}
if ($titleChanged) {
$revision->setFlagTitle(true);
$revision->setMetadataId($metadata->getMetadataId());
$page->setTitle($toMeta->getTitle());
}
$revision->setComments(_("Reverted to page revision number") . " " . $toRevision->getRevisionNumber());
if ($userId) {
$revision->setUserId($userId);
$page->setLastEditUserId($userId);
} else {
$revision->setUserId(0);
$page->setLastEditUserId(0);
$revision->setUserString($userString);
$page->setLastEditUserString($userString);
}
if ($sourceChanged) {
$fullSource = false;
// first check if store new source as a diff or as a full-source.
if (true || $currentRevision->getSinceFullSource() > 9) {
$fullSource = true;
} else {
// also compare size of diff against size of new source.
// must be less than %50 to qualify
$differ = new ODiff();
$diff = $differ->diffString($oSource, $nSource);
if (strlen($diff) > 0.5 * strlen($nSource)) {
$fullSource = true;
}
}
$pageSource = new DB_PageSource();
if ($fullSource) {
$pageSource->setText($nSource);
$revision->setSinceFullSource(0);
$revision->setDiffSource(false);
} else {
$pageSource->setText($diff);
$revision->setDiffSource(true);
$revision->setSinceFullSource($currentRevision->getSinceFullSource() + 1);
}
$pageSource->save();
$revision->setSourceId($pageSource->getSourceId());
} else {
// copy source id i.e. do nothing
}
$revision->setRevisionNumber($revision->getRevisionNumber() + 1);
$now = new ODate();
$revision->setDateLastEdited($now);
$revision->save();
$page->setRevisionId($revision->getRevisionId());
$page->setDateLastEdited($now);
$page->setRevisionNumber($revision->getRevisionNumber());
$page->save();
// outdate party!
$outdater = new Outdater();
if ($sourceChanged) {
$outdater->pageEvent("source_changed", $page);
}
if ($titleChanged) {
$outdater->pageEvent("title_changed", $page);
}
// index page
EventLogger::instance()->logSavePage($page);
$db->commit();
if (GlobalProperties::$UI_SLEEP) {
sleep(1);
}
}
public function fixLinks()
{
// get the current source. for sure check the lock.
// also note that $page should be selected with "FOR UPDATE" clause
$oldSourceText = $this->page->getSource();
$sourceChanged = false;
$source = $oldSourceText;
$source = preg_replace_callback('/(\\[\\[\\[)([^\\]\\|]+?)((\\s*\\|[^\\]]*?)?\\]\\]\\])/i', array(&$this, 'fixLink'), $source);
$source = preg_replace_callback('/^\\[\\[include ([a-zA-Z0-9\\s\\-]+?)(?:\\]\\])$/im', array(&$this, 'fixInclusion'), $source);
if ($source != $oldSourceText) {
$page = $this->page;
$currentRevision = $page->getCurrentRevision();
//save it! wooohaaa! should we not clean the page source saving a bit?
$revision = clone $currentRevision;
$revision->setNew(true);
$revision->setRevisionId(null);
$revision->resetFlags();
$revision->setFlagText(true);
$revision->setPageId($page->getPageId());
$revision->setRevisionNumber($currentRevision->getRevisionNumber() + 1);
$now = new ODate();
$revision->setDateLastEdited($now);
$fullSource = false;
// first check if store new source as a diff or as a full-source.
if ($currentRevision->getSinceFullSource() > 9) {
$fullSource = true;
} else {
// also compare size of diff against size of new source.
// must be less than %50 to qualify
$differ = new ODiff();
$diff = $differ->diffString($oldSourceText, $source);
if (strlen($diff) > 0.5 * strlen($source)) {
$fullSource = true;
}
}
$pageSource = new DB_PageSource();
if ($fullSource) {
$pageSource->setText($source);
$revision->setDiffSource(false);
$revision->setSinceFullSource(0);
} else {
$pageSource->setText($diff);
$revision->setDiffSource(true);
$revision->setSinceFullSource($currentRevision->getSinceFullSource() + 1);
}
$pageSource->save();
$revision->setSourceId($pageSource->getSourceId());
$revision->setComments(sprintf(_('Automatic update related to page rename: "%s" to "%s".'), $this->oldPageName, $this->newPageName));
$userId = $this->user->getUserId();
if ($userId) {
$revision->setUserId($userId);
$page->setLastEditUserId($userId);
}
$revision->save();
$page->setRevisionId($revision->getRevisionId());
$page->setDateLastEdited($now);
$page->setRevisionNumber($revision->getRevisionNumber());
$page->save();
// force page compilation
}
}
