/**
* Update the page record to point to a newly saved revision.
*
* @param IDatabase $dbw
* @param Revision $revision For ID number, and text used to set
* length and redirect status fields
* @param int $lastRevision If given, will not overwrite the page field
* when different from the currently set value.
* Giving 0 indicates the new page flag should be set on.
* @param bool $lastRevIsRedirect If given, will optimize adding and
* removing rows in redirect table.
* @return bool Success; false if the page row was missing or page_latest changed
*/
public function updateRevisionOn($dbw, $revision, $lastRevision = null, $lastRevIsRedirect = null)
{
global $wgContentHandlerUseDB;
// Assertion to try to catch T92046
if ((int) $revision->getId() === 0) {
throw new InvalidArgumentException(__METHOD__ . ': Revision has ID ' . var_export($revision->getId(), 1));
}
$content = $revision->getContent();
$len = $content ? $content->getSize() : 0;
$rt = $content ? $content->getUltimateRedirectTarget() : null;
$conditions = ['page_id' => $this->getId()];
if (!is_null($lastRevision)) {
// An extra check against threads stepping on each other
$conditions['page_latest'] = $lastRevision;
}
$row = ['page_latest' => $revision->getId(), 'page_touched' => $dbw->timestamp($revision->getTimestamp()), 'page_is_new' => $lastRevision === 0 ? 1 : 0, 'page_is_redirect' => $rt !== null ? 1 : 0, 'page_len' => $len];
if ($wgContentHandlerUseDB) {
$row['page_content_model'] = $revision->getContentModel();
}
$dbw->update('page', $row, $conditions, __METHOD__);
$result = $dbw->affectedRows() > 0;
if ($result) {
$this->updateRedirectOn($dbw, $rt, $lastRevIsRedirect);
$this->setLastEdit($revision);
$this->mLatest = $revision->getId();
$this->mIsRedirect = (bool) $rt;
// Update the LinkCache.
LinkCache::singleton()->addGoodLinkObj($this->getId(), $this->mTitle, $len, $this->mIsRedirect, $this->mLatest, $revision->getContentModel());
}
return $result;
}
/**
* Extract information from the Revision
*
* @param Revision $revision
* @param object $row Should have a field 'ts_tags' if $this->fld_tags is set
* @return array
*/
protected function extractRevisionInfo(Revision $revision, $row)
{
$title = $revision->getTitle();
$user = $this->getUser();
$vals = array();
$anyHidden = false;
if ($this->fld_ids) {
$vals['revid'] = intval($revision->getId());
if (!is_null($revision->getParentId())) {
$vals['parentid'] = intval($revision->getParentId());
}
}
if ($this->fld_flags) {
$vals['minor'] = $revision->isMinor();
}
if ($this->fld_user || $this->fld_userid) {
if ($revision->isDeleted(Revision::DELETED_USER)) {
$vals['userhidden'] = true;
$anyHidden = true;
}
if ($revision->userCan(Revision::DELETED_USER, $user)) {
if ($this->fld_user) {
$vals['user'] = $revision->getUserText(Revision::RAW);
}
$userid = $revision->getUser(Revision::RAW);
if (!$userid) {
$vals['anon'] = true;
}
if ($this->fld_userid) {
$vals['userid'] = $userid;
}
}
}
if ($this->fld_timestamp) {
$vals['timestamp'] = wfTimestamp(TS_ISO_8601, $revision->getTimestamp());
}
if ($this->fld_size) {
if (!is_null($revision->getSize())) {
$vals['size'] = intval($revision->getSize());
} else {
$vals['size'] = 0;
}
}
if ($this->fld_sha1) {
if ($revision->isDeleted(Revision::DELETED_TEXT)) {
$vals['sha1hidden'] = true;
$anyHidden = true;
}
if ($revision->userCan(Revision::DELETED_TEXT, $user)) {
if ($revision->getSha1() != '') {
$vals['sha1'] = wfBaseConvert($revision->getSha1(), 36, 16, 40);
} else {
$vals['sha1'] = '';
}
}
}
if ($this->fld_contentmodel) {
$vals['contentmodel'] = $revision->getContentModel();
}
if ($this->fld_comment || $this->fld_parsedcomment) {
if ($revision->isDeleted(Revision::DELETED_COMMENT)) {
$vals['commenthidden'] = true;
$anyHidden = true;
}
if ($revision->userCan(Revision::DELETED_COMMENT, $user)) {
$comment = $revision->getComment(Revision::RAW);
if ($this->fld_comment) {
$vals['comment'] = $comment;
}
if ($this->fld_parsedcomment) {
$vals['parsedcomment'] = Linker::formatComment($comment, $title);
}
}
}
if ($this->fld_tags) {
if ($row->ts_tags) {
$tags = explode(',', $row->ts_tags);
ApiResult::setIndexedTagName($tags, 'tag');
$vals['tags'] = $tags;
} else {
$vals['tags'] = array();
}
}
$content = null;
global $wgParser;
if ($this->fetchContent) {
$content = $revision->getContent(Revision::FOR_THIS_USER, $this->getUser());
// Expand templates after getting section content because
// template-added sections don't count and Parser::preprocess()
// will have less input
if ($content && $this->section !== false) {
$content = $content->getSection($this->section, false);
if (!$content) {
$this->dieUsage("There is no section {$this->section} in r" . $revision->getId(), 'nosuchsection');
}
}
if ($revision->isDeleted(Revision::DELETED_TEXT)) {
$vals['texthidden'] = true;
$anyHidden = true;
} elseif (!$content) {
$vals['textmissing'] = true;
}
}
if ($this->fld_content && $content) {
$text = null;
if ($this->generateXML) {
if ($content->getModel() === CONTENT_MODEL_WIKITEXT) {
$t = $content->getNativeData();
# note: don't set $text
$wgParser->startExternalParse($title, ParserOptions::newFromContext($this->getContext()), Parser::OT_PREPROCESS);
$dom = $wgParser->preprocessToDom($t);
if (is_callable(array($dom, 'saveXML'))) {
$xml = $dom->saveXML();
} else {
$xml = $dom->__toString();
}
$vals['parsetree'] = $xml;
} else {
$vals['badcontentformatforparsetree'] = true;
$this->setWarning("Conversion to XML is supported for wikitext only, " . $title->getPrefixedDBkey() . " uses content model " . $content->getModel());
}
}
if ($this->expandTemplates && !$this->parseContent) {
#XXX: implement template expansion for all content types in ContentHandler?
if ($content->getModel() === CONTENT_MODEL_WIKITEXT) {
$text = $content->getNativeData();
$text = $wgParser->preprocess($text, $title, ParserOptions::newFromContext($this->getContext()));
} else {
$this->setWarning("Template expansion is supported for wikitext only, " . $title->getPrefixedDBkey() . " uses content model " . $content->getModel());
$vals['badcontentformat'] = true;
$text = false;
}
}
if ($this->parseContent) {
$po = $content->getParserOutput($title, $revision->getId(), ParserOptions::newFromContext($this->getContext()));
$text = $po->getText();
}
if ($text === null) {
$format = $this->contentFormat ? $this->contentFormat : $content->getDefaultFormat();
$model = $content->getModel();
if (!$content->isSupportedFormat($format)) {
$name = $title->getPrefixedDBkey();
$this->setWarning("The requested format {$this->contentFormat} is not " . "supported for content model {$model} used by {$name}");
$vals['badcontentformat'] = true;
$text = false;
} else {
$text = $content->serialize($format);
// always include format and model.
// Format is needed to deserialize, model is needed to interpret.
$vals['contentformat'] = $format;
$vals['contentmodel'] = $model;
}
}
if ($text !== false) {
ApiResult::setContentValue($vals, 'content', $text);
}
}
if ($content && (!is_null($this->diffto) || !is_null($this->difftotext))) {
static $n = 0;
// Number of uncached diffs we've had
if ($n < $this->getConfig()->get('APIMaxUncachedDiffs')) {
$vals['diff'] = array();
$context = new DerivativeContext($this->getContext());
$context->setTitle($title);
$handler = $revision->getContentHandler();
if (!is_null($this->difftotext)) {
$model = $title->getContentModel();
if ($this->contentFormat && !ContentHandler::getForModelID($model)->isSupportedFormat($this->contentFormat)) {
$name = $title->getPrefixedDBkey();
$this->setWarning("The requested format {$this->contentFormat} is not " . "supported for content model {$model} used by {$name}");
$vals['diff']['badcontentformat'] = true;
$engine = null;
} else {
$difftocontent = ContentHandler::makeContent($this->difftotext, $title, $model, $this->contentFormat);
$engine = $handler->createDifferenceEngine($context);
$engine->setContent($content, $difftocontent);
}
} else {
$engine = $handler->createDifferenceEngine($context, $revision->getID(), $this->diffto);
$vals['diff']['from'] = $engine->getOldid();
$vals['diff']['to'] = $engine->getNewid();
}
if ($engine) {
$difftext = $engine->getDiffBody();
ApiResult::setContentValue($vals['diff'], 'body', $difftext);
if (!$engine->wasCacheHit()) {
$n++;
}
}
} else {
$vals['diff']['notcached'] = true;
}
}
if ($anyHidden && $revision->isDeleted(Revision::DELETED_RESTRICTED)) {
$vals['suppressed'] = true;
}
return $vals;
}
protected function assertRevEquals(Revision $orig, Revision $rev = null)
{
$this->assertNotNull($rev, 'missing revision');
$this->assertEquals($orig->getId(), $rev->getId());
$this->assertEquals($orig->getPage(), $rev->getPage());
$this->assertEquals($orig->getTimestamp(), $rev->getTimestamp());
$this->assertEquals($orig->getUser(), $rev->getUser());
$this->assertEquals($orig->getContentModel(), $rev->getContentModel());
$this->assertEquals($orig->getContentFormat(), $rev->getContentFormat());
$this->assertEquals($orig->getSha1(), $rev->getSha1());
}
public function testConstructWithContent()
{
$this->hideDeprecated("Revision::getText");
$title = Title::newFromText('RevisionTest_testConstructWithContent');
$rev = new Revision(array('content' => ContentHandler::makeContent('hello world.', $title, CONTENT_MODEL_JAVASCRIPT)));
$this->assertNotNull($rev->getText(), 'no content text');
$this->assertNotNull($rev->getContent(), 'no content object available');
$this->assertEquals(CONTENT_MODEL_JAVASCRIPT, $rev->getContent()->getModel());
$this->assertEquals(CONTENT_MODEL_JAVASCRIPT, $rev->getContentModel());
}
private function extractRowInfo($row)
{
$revision = new Revision($row);
$title = $revision->getTitle();
$vals = array();
if ($this->fld_ids) {
$vals['revid'] = intval($revision->getId());
// $vals['oldid'] = intval( $row->rev_text_id ); // todo: should this be exposed?
if (!is_null($revision->getParentId())) {
$vals['parentid'] = intval($revision->getParentId());
}
}
if ($this->fld_flags && $revision->isMinor()) {
$vals['minor'] = '';
}
if ($this->fld_user || $this->fld_userid) {
if ($revision->isDeleted(Revision::DELETED_USER)) {
$vals['userhidden'] = '';
} else {
if ($this->fld_user) {
$vals['user'] = $revision->getUserText();
}
$userid = $revision->getUser();
if (!$userid) {
$vals['anon'] = '';
}
if ($this->fld_userid) {
$vals['userid'] = $userid;
}
}
}
if ($this->fld_timestamp) {
$vals['timestamp'] = wfTimestamp(TS_ISO_8601, $revision->getTimestamp());
}
if ($this->fld_size) {
if (!is_null($revision->getSize())) {
$vals['size'] = intval($revision->getSize());
} else {
$vals['size'] = 0;
}
}
if ($this->fld_sha1) {
if ($revision->getSha1() != '') {
$vals['sha1'] = wfBaseConvert($revision->getSha1(), 36, 16, 40);
} else {
$vals['sha1'] = '';
}
}
if ($this->fld_contentmodel) {
$vals['contentmodel'] = $revision->getContentModel();
}
if ($this->fld_comment || $this->fld_parsedcomment) {
if ($revision->isDeleted(Revision::DELETED_COMMENT)) {
$vals['commenthidden'] = '';
} else {
$comment = $revision->getComment();
if ($this->fld_comment) {
$vals['comment'] = $comment;
}
if ($this->fld_parsedcomment) {
$vals['parsedcomment'] = Linker::formatComment($comment, $title);
}
}
}
if ($this->fld_tags) {
if ($row->ts_tags) {
$tags = explode(',', $row->ts_tags);
$this->getResult()->setIndexedTagName($tags, 'tag');
$vals['tags'] = $tags;
} else {
$vals['tags'] = array();
}
}
if (!is_null($this->token)) {
$tokenFunctions = $this->getTokenFunctions();
foreach ($this->token as $t) {
$val = call_user_func($tokenFunctions[$t], $title->getArticleID(), $title, $revision);
if ($val === false) {
$this->setWarning("Action '{$t}' is not allowed for the current user");
} else {
$vals[$t . 'token'] = $val;
}
}
}
$content = null;
global $wgParser;
if ($this->fld_content || !is_null($this->difftotext)) {
$content = $revision->getContent();
// Expand templates after getting section content because
// template-added sections don't count and Parser::preprocess()
// will have less input
if ($this->section !== false) {
$content = $content->getSection($this->section, false);
if (!$content) {
$this->dieUsage("There is no section {$this->section} in r" . $revision->getId(), 'nosuchsection');
}
}
}
if ($this->fld_content && !$revision->isDeleted(Revision::DELETED_TEXT)) {
$text = null;
if ($this->generateXML) {
if ($content->getModel() === CONTENT_MODEL_WIKITEXT) {
$t = $content->getNativeData();
# note: don't set $text
$wgParser->startExternalParse($title, ParserOptions::newFromContext($this->getContext()), OT_PREPROCESS);
$dom = $wgParser->preprocessToDom($t);
if (is_callable(array($dom, 'saveXML'))) {
$xml = $dom->saveXML();
} else {
$xml = $dom->__toString();
}
$vals['parsetree'] = $xml;
} else {
$this->setWarning("Conversion to XML is supported for wikitext only, " . $title->getPrefixedDBkey() . " uses content model " . $content->getModel() . ")");
}
}
if ($this->expandTemplates && !$this->parseContent) {
#XXX: implement template expansion for all content types in ContentHandler?
if ($content->getModel() === CONTENT_MODEL_WIKITEXT) {
$text = $content->getNativeData();
$text = $wgParser->preprocess($text, $title, ParserOptions::newFromContext($this->getContext()));
} else {
$this->setWarning("Template expansion is supported for wikitext only, " . $title->getPrefixedDBkey() . " uses content model " . $content->getModel() . ")");
$text = false;
}
}
if ($this->parseContent) {
$po = $content->getParserOutput($title, $revision->getId(), ParserOptions::newFromContext($this->getContext()));
$text = $po->getText();
}
if ($text === null) {
$format = $this->contentFormat ? $this->contentFormat : $content->getDefaultFormat();
if (!$content->isSupportedFormat($format)) {
$model = $content->getModel();
$name = $title->getPrefixedDBkey();
$this->dieUsage("The requested format {$this->contentFormat} is not supported " . "for content model {$model} used by {$name}", 'badformat');
}
$text = $content->serialize($format);
$vals['contentformat'] = $format;
}
if ($text !== false) {
ApiResult::setContent($vals, $text);
}
} elseif ($this->fld_content) {
$vals['texthidden'] = '';
}
if (!is_null($this->diffto) || !is_null($this->difftotext)) {
global $wgAPIMaxUncachedDiffs;
static $n = 0;
// Number of uncached diffs we've had
if ($n < $wgAPIMaxUncachedDiffs) {
$vals['diff'] = array();
$context = new DerivativeContext($this->getContext());
$context->setTitle($title);
$handler = $revision->getContentHandler();
if (!is_null($this->difftotext)) {
$model = $title->getContentModel();
if ($this->contentFormat && !ContentHandler::getForModelID($model)->isSupportedFormat($this->contentFormat)) {
$name = $title->getPrefixedDBkey();
$this->dieUsage("The requested format {$this->contentFormat} is not supported for " . "content model {$model} used by {$name}", 'badformat');
}
$difftocontent = ContentHandler::makeContent($this->difftotext, $title, $model, $this->contentFormat);
$engine = $handler->createDifferenceEngine($context);
$engine->setContent($content, $difftocontent);
} else {
$engine = $handler->createDifferenceEngine($context, $revision->getID(), $this->diffto);
$vals['diff']['from'] = $engine->getOldid();
$vals['diff']['to'] = $engine->getNewid();
}
$difftext = $engine->getDiffBody();
ApiResult::setContent($vals['diff'], $difftext);
if (!$engine->wasCacheHit()) {
$n++;
}
} else {
$vals['diff']['notcached'] = '';
}
}
return $vals;
}
/**
* Update the page record to point to a newly saved revision.
*
* @param DatabaseBase $dbw
* @param Revision $revision For ID number, and text used to set
* length and redirect status fields
* @param int $lastRevision If given, will not overwrite the page field
* when different from the currently set value.
* Giving 0 indicates the new page flag should be set on.
* @param bool $lastRevIsRedirect If given, will optimize adding and
* removing rows in redirect table.
* @return bool True on success, false on failure
*/
public function updateRevisionOn($dbw, $revision, $lastRevision = null, $lastRevIsRedirect = null)
{
global $wgContentHandlerUseDB;
wfProfileIn(__METHOD__);
$content = $revision->getContent();
$len = $content ? $content->getSize() : 0;
$rt = $content ? $content->getUltimateRedirectTarget() : null;
$conditions = array('page_id' => $this->getId());
if (!is_null($lastRevision)) {
// An extra check against threads stepping on each other
$conditions['page_latest'] = $lastRevision;
}
$now = wfTimestampNow();
$row = array('page_latest' => $revision->getId(), 'page_touched' => $dbw->timestamp($now), 'page_is_new' => $lastRevision === 0 ? 1 : 0, 'page_is_redirect' => $rt !== null ? 1 : 0, 'page_len' => $len);
if ($wgContentHandlerUseDB) {
$row['page_content_model'] = $revision->getContentModel();
}
$dbw->update('page', $row, $conditions, __METHOD__);
$result = $dbw->affectedRows() > 0;
if ($result) {
$this->updateRedirectOn($dbw, $rt, $lastRevIsRedirect);
$this->setLastEdit($revision);
$this->setCachedLastEditTime($now);
$this->mLatest = $revision->getId();
$this->mIsRedirect = (bool) $rt;
// Update the LinkCache.
LinkCache::singleton()->addGoodLinkObj($this->getId(), $this->mTitle, $len, $this->mIsRedirect, $this->mLatest, $revision->getContentModel());
}
wfProfileOut(__METHOD__);
return $result;
}
