public function execute()
{
global $wgUser;
$params = $this->extractRequestParams();
if (is_null($params['title'])) {
$this->dieUsage('Must specify page title', 0);
}
if (is_null($params['xpath'])) {
$this->dieUsage('Must specify xpath', 1);
}
$page_name = $params['title'];
$xpath = $params['xpath'];
$type = $params['type'];
$rid = $params['rid'];
$articleTitle = Title::newFromText($page_name);
if (!$articleTitle) {
$this->dieUsage("Can't create title object ({$page_name})", 2);
}
$article = new Article($articleTitle);
if (!$article->exists()) {
$this->dieUsage("Article doesn't exist ({$page_name})", 3);
}
$page_obj = WOMOutputProcessor::getOutputData($articleTitle, $rid);
try {
$objs = WOMProcessor::getObjIdByXPath2($page_obj, $xpath);
} catch (Exception $e) {
$err = $e->getMessage();
}
$result = array();
if (isset($err)) {
$result = array('result' => 'Failure', 'message' => array());
$this->getResult()->setContent($result['message'], $err);
} else {
$result['result'] = 'Success';
// pay attention to special xml tag, e.g., <property><value>...</value></property>
$result['return'] = array();
if ($type == 'count') {
$count = 0;
foreach ($objs as $id) {
if ($id == '') {
continue;
}
++$count;
}
$this->getResult()->setContent($result['return'], $count);
} else {
$xml = '';
foreach ($objs as $id) {
if ($id == '') {
continue;
}
$wobj = $page_obj->getObject($id);
$result['return'][$id] = array();
if ($type == 'xml') {
$xml .= "<{$id} xml:space=\"preserve\">{$wobj->toXML()}</{$id}>";
} else {
$this->getResult()->setContent($result['return'][$id], $wobj->getWikiText());
}
}
if ($type == 'xml') {
header("Content-Type: application/rdf+xml");
echo <<<OUTPUT
<?xml version="1.0" encoding="UTF-8" ?>
<api><womoutput result="Success"><return>
{$xml}
</return></womoutput></api>
OUTPUT;
exit(1);
}
}
}
$this->getResult()->addValue(null, $this->getModuleName(), $result);
}
public function execute()
{
global $wgUser;
$params = $this->extractRequestParams();
if (is_null($params['title'])) {
$this->dieUsageMsg(array('missingparam', 'title'));
}
if (is_null($params['xpath'])) {
$this->dieUsage(array('missingparam', 'xpath'));
}
$titleObj = Title::newFromText($params['title']);
if (!$titleObj || $titleObj->isExternal()) {
$this->dieUsageMsg(array('invalidtitle', $params['title']));
}
// Some functions depend on $wgTitle == $ep->mTitle
global $wgTitle;
$wgTitle = $titleObj;
if ($params['nocreate'] && !$titleObj->exists()) {
$this->dieUsageMsg(array('nocreate-missing'));
}
// Now let's check whether we're even allowed to do this
$errors = $titleObj->getUserPermissionsErrors('edit', $wgUser);
if (!$titleObj->exists()) {
$errors = array_merge($errors, $titleObj->getUserPermissionsErrors('create', $wgUser));
}
if (count($errors)) {
$this->dieUsageMsg($errors[0]);
}
$articleObj = new Article($titleObj);
if (!is_null($params['rid'])) {
$revObj = Revision::newFromID($params['rid']);
if (is_null($revObj) || $revObj->isDeleted(Revision::DELETED_TEXT)) {
$this->dieUsageMsg(array('nosuchrevid', $params['rid']));
}
if ($revObj->getPage() != $articleObj->getID()) {
$this->dieUsageMsg(array('revwrongpage', $revObj->getID(), $titleObj->getPrefixedText()));
}
if (!$params['force_update'] && !$revObj->isCurrent()) {
$this->dieUsage("Page revision id is not current '{$titleObj->getPrefixedText()} ({$params['rid']})'", 'revnotcurrent');
}
} else {
$params['rid'] = 0;
}
$verb = $params['verb'];
$xpath = $params['xpath'];
try {
$wom = WOMProcessor::getPageObject($titleObj, $params['rid']);
$obj_ids = WOMProcessor::getObjIdByXPath2($wom, $xpath);
$obj_id = null;
foreach ($obj_ids as $id) {
if ($id != '') {
$obj_id = $id;
break;
}
}
if ($obj_id == null) {
throw new MWException(__METHOD__ . ": object does not found, xpath: {$xpath}");
}
if ($verb == 'remove') {
$wom->removePageObject($obj_id);
} elseif ($verb == 'removeall') {
foreach ($obj_ids as $id) {
if ($id == '') {
continue;
}
$wom->removePageObject($id);
}
} else {
if (is_null($params['text'])) {
$this->dieUsageMsg(array('missingparam', 'text'));
}
$toMD5 = $params['text'];
// See if the MD5 hash checks out
if (!is_null($params['md5']) && md5($toMD5) !== $params['md5']) {
$this->dieUsageMsg(array('hashcheckfailed'));
}
$text = $params['text'];
if ($verb == 'insert') {
$text = WOMProcessor::getValidText($text, $wom->getObject($obj_id)->getParent(), $wom);
// no need to parse or merge object model but use text
$wom->insertPageObject(new WOMTextModel($text), $obj_id);
} elseif ($verb == 'update') {
$text = WOMProcessor::getValidText($text, $wom->getObject($obj_id)->getParent(), $wom);
$wom->updatePageObject(new WOMTextModel($text), $obj_id);
} elseif ($verb == 'append') {
$parent = $wom->getObject($obj_id);
if (!$parent instanceof WikiObjectModelCollection) {
throw new MWException(__METHOD__ . ": Object is not a collection object '{$title} ({$revision_id}) - {$obj_id}'");
}
$text = WOMProcessor::getValidText($text, $parent, $wom);
$wom->appendChildObject(new WOMTextModel($text), $obj_id);
} elseif ($verb == 'attribute') {
$obj = $wom->getObject($obj_id);
$kv = explode('=', $text, 2);
if (count($kv) != 2) {
throw new MWException(__METHOD__ . ": value should be 'key=value' in attribute mode");
}
$obj->setXMLAttribute(trim($kv[0]), trim($kv[1]));
}
}
$ep = new EditPage($articleObj);
// EditPage wants to parse its stuff from a WebRequest
// That interface kind of sucks, but it's workable
$reqArr = array('wpTextbox1' => $wom->getWikiText(), 'wpEditToken' => $params['token'], 'wpIgnoreBlankSummary' => '', 'wpSection' => '');
if (!is_null($params['summary'])) {
$reqArr['wpSummary'] = $params['summary'];
}
// Watch out for basetimestamp == ''
// wfTimestamp() treats it as NOW, almost certainly causing an edit conflict
if (!is_null($params['basetimestamp']) && $params['basetimestamp'] != '') {
$reqArr['wpEdittime'] = wfTimestamp(TS_MW, $params['basetimestamp']);
} else {
$reqArr['wpEdittime'] = $articleObj->getTimestamp();
}
if (!is_null($params['starttimestamp']) && $params['starttimestamp'] != '') {
$reqArr['wpStarttime'] = wfTimestamp(TS_MW, $params['starttimestamp']);
} else {
$reqArr['wpStarttime'] = $reqArr['wpEdittime'];
}
// Fake wpStartime
if ($params['minor'] || !$params['notminor'] && $wgUser->getOption('minordefault')) {
$reqArr['wpMinoredit'] = '';
}
// Handle watchlist settings
switch ($params['watchlist']) {
case 'watch':
$watch = true;
break;
case 'unwatch':
$watch = false;
break;
case 'preferences':
if ($titleObj->exists()) {
$watch = $wgUser->getOption('watchdefault') || $titleObj->userIsWatching();
} else {
$watch = $wgUser->getOption('watchcreations');
}
break;
case 'nochange':
default:
$watch = $titleObj->userIsWatching();
}
// Deprecated parameters
if ($params['watch']) {
$watch = true;
} elseif ($params['unwatch']) {
$watch = false;
}
if ($watch) {
$reqArr['wpWatchthis'] = '';
}
$req = new FauxRequest($reqArr, true);
$ep->importFormData($req);
// Run hooks
// Handle CAPTCHA parameters
global $wgRequest;
if (!is_null($params['captchaid'])) {
$wgRequest->setVal('wpCaptchaId', $params['captchaid']);
}
if (!is_null($params['captchaword'])) {
$wgRequest->setVal('wpCaptchaWord', $params['captchaword']);
}
$r = array();
if (!wfRunHooks('APIEditBeforeSave', array($ep, $ep->textbox1, &$r))) {
if (count($r)) {
$r['result'] = "Failure";
$this->getResult()->addValue(null, $this->getModuleName(), $r);
return;
} else {
$this->dieUsageMsg(array('hookaborted'));
}
}
// Do the actual save
$oldRevId = $articleObj->getRevIdFetched();
$result = null;
// Fake $wgRequest for some hooks inside EditPage
// FIXME: This interface SUCKS
$oldRequest = $wgRequest;
$wgRequest = $req;
$retval = $ep->internalAttemptSave($result, $wgUser->isAllowed('bot') && $params['bot']);
$wgRequest = $oldRequest;
switch ($retval) {
case EditPage::AS_HOOK_ERROR:
case EditPage::AS_HOOK_ERROR_EXPECTED:
$this->dieUsageMsg(array('hookaborted'));
case EditPage::AS_IMAGE_REDIRECT_ANON:
$this->dieUsageMsg(array('noimageredirect-anon'));
case EditPage::AS_IMAGE_REDIRECT_LOGGED:
$this->dieUsageMsg(array('noimageredirect-logged'));
case EditPage::AS_SPAM_ERROR:
$this->dieUsageMsg(array('spamdetected', $result['spam']));
case EditPage::AS_FILTERING:
$this->dieUsageMsg(array('filtered'));
case EditPage::AS_BLOCKED_PAGE_FOR_USER:
$this->dieUsageMsg(array('blockedtext'));
case EditPage::AS_MAX_ARTICLE_SIZE_EXCEEDED:
case EditPage::AS_CONTENT_TOO_BIG:
global $wgMaxArticleSize;
$this->dieUsageMsg(array('contenttoobig', $wgMaxArticleSize));
case EditPage::AS_READ_ONLY_PAGE_ANON:
$this->dieUsageMsg(array('noedit-anon'));
case EditPage::AS_READ_ONLY_PAGE_LOGGED:
$this->dieUsageMsg(array('noedit'));
case EditPage::AS_READ_ONLY_PAGE:
$this->dieReadOnly();
case EditPage::AS_RATE_LIMITED:
$this->dieUsageMsg(array('actionthrottledtext'));
case EditPage::AS_ARTICLE_WAS_DELETED:
$this->dieUsageMsg(array('wasdeleted'));
case EditPage::AS_NO_CREATE_PERMISSION:
$this->dieUsageMsg(array('nocreate-loggedin'));
case EditPage::AS_BLANK_ARTICLE:
$this->dieUsageMsg(array('blankpage'));
case EditPage::AS_CONFLICT_DETECTED:
$this->dieUsageMsg(array('editconflict'));
// case EditPage::AS_SUMMARY_NEEDED: Can't happen since we set wpIgnoreBlankSummary
// case EditPage::AS_SUMMARY_NEEDED: Can't happen since we set wpIgnoreBlankSummary
case EditPage::AS_TEXTBOX_EMPTY:
$this->dieUsageMsg(array('emptynewsection'));
case EditPage::AS_SUCCESS_NEW_ARTICLE:
$r['new'] = '';
case EditPage::AS_SUCCESS_UPDATE:
$r['result'] = "Success";
$r['pageid'] = intval($titleObj->getArticleID());
$r['title'] = $titleObj->getPrefixedText();
// HACK: We create a new Article object here because getRevIdFetched()
// refuses to be run twice, and because Title::getLatestRevId()
// won't fetch from the master unless we select for update, which we
// don't want to do.
$newArticle = new Article($titleObj);
$newRevId = $newArticle->getRevIdFetched();
if ($newRevId == $oldRevId) {
$r['nochange'] = '';
} else {
$r['oldrevid'] = intval($oldRevId);
$r['newrevid'] = intval($newRevId);
$r['newtimestamp'] = wfTimestamp(TS_ISO_8601, $newArticle->getTimestamp());
}
break;
case EditPage::AS_END:
// This usually means some kind of race condition
// or DB weirdness occurred. Fall through to throw an unknown
// error.
// This needs fixing higher up, as Article::doEdit should be
// used rather than Article::updateArticle, so that specific
// error conditions can be returned
// This usually means some kind of race condition
// or DB weirdness occurred. Fall through to throw an unknown
// error.
// This needs fixing higher up, as Article::doEdit should be
// used rather than Article::updateArticle, so that specific
// error conditions can be returned
default:
$this->dieUsageMsg(array('unknownerror', $retval));
}
$this->getResult()->addValue(null, $this->getModuleName(), $r);
} catch (Exception $e) {
$this->dieUsage($e->getMessage(), 'WOM error');
}
}
