/**
* Parse an XML document into an array
*
* @param string $filename Path to the file
*
* @return array
*/
protected function parseXmlFile($filename)
{
$result = array('services' => array());
$xml = $filename instanceof \SimpleXMLElement ? $filename : new \SimpleXMLElement($filename, null, true);
// Account for old style service builder config files
$services = isset($xml->services) ? $xml->services->service : $xml->clients->client;
foreach ($services as $service) {
$row = array();
foreach ($service->param as $param) {
$row[(string) $param->attributes()->name] = (string) $param->attributes()->value;
}
$result['services'][(string) $service->attributes()->name] = array('class' => (string) $service->attributes()->class, 'extends' => (string) $service->attributes()->extends, 'params' => $row);
}
// Include any XML files under the includes elements
if (isset($xml->includes->include)) {
// You can only extend other services when using a file
if ($filename instanceof \SimpleXMLElement) {
throw new ServiceBuilderException('You can not extend other SimpleXMLElement services');
}
foreach ($xml->includes->include as $include) {
$path = (string) $include->attributes()->path;
if ($path[0] != DIRECTORY_SEPARATOR) {
$path = dirname($filename) . DIRECTORY_SEPARATOR . $path;
}
// Merge the two configuration files together using union merges
$result = ServiceBuilderAbstractFactory::combineConfigs($this->parseXmlFile($path), $result);
}
}
// Grab the class name if it's set
if (isset($xml->class)) {
$result['class'] = str_replace('.', '\\', (string) $xml->class);
}
return $result;
}
/**
* {@inheritdoc}
* Adds special handling for JSON configuration merging
*/
protected function mergeJson(array $jsonA, array $jsonB)
{
return ServiceBuilderAbstractFactory::combineConfigs($jsonA, $jsonB);
}
/**
* @dataProvider configProvider
*/
public function testCombinesConfigs($a, $b, $c)
{
$this->assertEquals($c, ServiceBuilderAbstractFactory::combineConfigs($a, $b));
}
