/**
* Analyzes the $data and creates all annotations that was found.
*
* @param string $data
* The XML result document from the service.
* @return ARS_Service_Result
*/
private function _analyze($data)
{
$namespaces = $this->_extractNamespaces($data);
$members = $this->_getAllMembers($data);
$annotations = array();
preg_match_all('#<(\\S+):(\\S+)\\s+[^>]*/>#', $data, $matches);
for ($i = 0; $i < count($matches[0]); $i++) {
$annotation = new ARS_UIMA_Annotation($matches[2][$i], $matches[1][$i], $namespaces[$matches[1][$i]]);
// check, if it is an annotation / member
if (preg_match('#xmi:id="(\\d+)"#', $matches[0][$i], $idMatch) && in_array($idMatch[1], $members)) {
// get all attributes
preg_match_all('#\\s+(\\S+)="([^"]*)"#', $matches[0][$i], $attrs_matches);
for ($k = 0; $k < count($attrs_matches[0]); $k++) {
$splitted = split(':', $attrs_matches[1][$k]);
$name = 1 == count($splitted) ? $splitted[0] : $splitted[1];
$value = $attrs_matches[2][$k];
$namespace = 1 == count($splitted) ? null : $splitted[0];
$namespaceUrl = null == $namespace ? null : $namespaces[$namespace];
$annotation->addAttribute($name, $value, $namespace, $namespaceUrl);
}
$annotations[(int) $idMatch[1]] = $annotation;
}
}
// sort annotations by id (lower id => higher priority)
ksort($annotations);
$this->_annotations = array_values($annotations);
return $this;
}
