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 );
try {
$objs = WOMProcessor::getObjIdByXPath( $articleTitle, $xpath, $rid );
} 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 = '';
$page_obj = WOMProcessor::getPageObject( $articleTitle, $rid );
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}>";
// $this->getResult()->setContent( $result['return'][$id], $wobj->toXML() );
} else {
$this->getResult()->setContent( $result['return'][$id], $wobj->getWikiText() );
}
}
if ( $type == 'xml' ) {
header ( "Content-Type: application/rdf+xml" );
echo <<<OUTPUT
<?xml version="1.0" encoding="UTF-8" ?>
<api><womget result="Success"><return>
{$xml}
</return></womget></api>
OUTPUT;
exit( 1 );
}
}
}
$this->getResult()->addValue( null, $this->getModuleName(), $result );
}
