/**
* Load a file into a Configuration Array
*
* @param string $file
* @param integer $realm
* @param array $params
*
* @return array|false Configuration Array or false if the file don't exists
*/
public static function loadConfig($file, $realm = Config::REALM_CONFIGS, array $params = null)
{
// try to get cached version if configs caching is enabled
if (Core::getEnvData('cache_configs') === true) {
$ckey = self::getCacheKey($file, $realm);
if (($cached = Core::cacheGet($ckey)) !== false) {
Core::log(sprintf('[Config] Retrieved %s config file from cache', $file));
return $cached;
}
}
if (($filePath = self::findFile($file, $realm)) == null) {
/* no matching file name in paths */
Core::log(sprintf('[Config] Failed loading %s config file', $file), \Zend_Log::ERR);
return false;
}
$type = substr($file, strrpos($file, '.') + 1);
/* use existing adapter instance or create it */
if (!isset(self::$_adapters[$type])) {
$className = sprintf('\\t41\\Config\\Adapter\\%sAdapter', ucfirst(strtolower($type)));
try {
self::$_adapters[$type] = new $className($filePath, $params);
if (!self::$_adapters[$type] instanceof Adapter\AbstractAdapter) {
throw new Exception("{$className} is not implementing AbstractAdapter.");
}
} catch (\Exception $e) {
throw new Exception($e->getMessage());
}
} else {
self::$_adapters[$type]->setPath($filePath);
}
$config = self::$_adapters[$type]->load();
Core::log(sprintf('[Config] Successfully loaded %s config file', $file));
/* if ckey is set, cache is activated but empty */
if (isset($ckey)) {
Core::cacheSet($config, $ckey, true, array('tags' => array('config')));
}
return $config;
}
public static function cacheGet($key)
{
$cache = self::cacheGetAdapter();
$cached = $cache->load($key);
Core::log(sprintf('[Cache] Retrieved %s as %s', $key, gettype($cached)));
if (is_array($cached)) {
if (isset($cached['_class'])) {
try {
\Zend_Loader::loadClass($cached['_class']);
} catch (Exception $e) {
return null;
}
return unserialize($cached['content']);
} else {
return $cached;
}
} else {
return $cached;
}
}
/**
* Execute a search on given backend with given t41\ObjectModel\Collection parameters
* and returns an array of results (either t41\ObjectModel\ObjectUri, t41\ObjectModel/DataObject or t41\ObjectModel\BaseObject instances)
*
* @param t41\ObjectModel\Collection $co
* @param t41\Backend\Adapter\AbstractAdapter $backend
* @param array|boolean $returnCount
* @throws t41\Backend\Exception
* @return array
*/
public static function find(ObjectModel\Collection $co, Backend\Adapter\AbstractAdapter $backend = null, $returnCount = false, $subOp = null)
{
/*
* Backend to use in order of preferences
*
* 1. current method backend argument if not null
* 2. object default backend
* 3. general default backend
*/
if (is_null($backend)) {
$backend = ObjectModel::getObjectBackend($co->getDataObject()->getClass());
if (is_null($backend)) {
// get default backend
$backend = self::getDefaultBackend();
}
}
if (!$backend) {
throw new Backend\Exception("NO_AVAILABLE_BACKEND");
}
Core::log(sprintf('[Backend] executing find() on %s collection', $co->getClass()));
return $backend->find($co, $returnCount, $subOp);
}
/**
* Return current ObjecModel\Collection instance handled by current instance
* instant instanciation is performed if $_value is null or $force is true
*
* @param boolean $force
* @return t41\ObjectModel\Collection
*/
public function getValue($force = false)
{
if (is_null($this->_value) || $force === true) {
/* set a new Collection based on instanceof parameter value */
$this->_value = new ObjectModel\Collection($this->getParameter('instanceof'));
$this->_value->setBoundaryBatch(-1);
$this->_value->setParent($this->_parent);
/* inject the condition that allows to find collection members */
if ($this->getParameter('keyprop')) {
$this->_value->having($this->getParameter('keyprop'))->equals($this->_parent);
}
/* inject any other defined condition */
if ($this->getParameter('morekeyprop')) {
foreach ($this->getParameter('morekeyprop') as $value) {
if (strstr(trim($value), ' ') !== false) {
// if value contains spaces, it's a pattern
$parts = explode(' ', $value);
if (count($parts) == 3) {
if ($parts[2] == 'novalue') {
$parts[2] = Condition::NO_VALUE;
}
if ($parts[2] == ObjectUri::IDENTIFIER) {
$parts[2] = $this->_parent->getUri();
}
if (substr($parts[2], 0, 1) == '%' && substr($parts[2], -1) == '%') {
$prop = substr($parts[2], 1, strlen($parts[2]) - 2);
if (($prop = $this->_parent->getProperty($prop)) !== false) {
$parts[2] = $prop->getValue();
}
}
if (strstr($parts[2], ',') !== false) {
$parts[2] = explode(',', $parts[2]);
}
$this->_value->having($parts[0])->{$parts}[1]($parts[2]);
} else {
if ($parts[1] == 'novalue') {
$parts[1] = Condition::NO_VALUE;
}
if (substr($parts[1], 0, 1) == '%' && substr($parts[1], -1) == '%') {
$prop = substr($parts[1], 1, strlen($parts[1]) - 2);
if (($prop = $this->_parent->getProperty($prop)) !== false) {
$parts[1] = $prop->getValue();
}
}
if (strstr($parts[1], ',') !== false) {
$parts[1] = explode(',', $parts[1]);
}
$this->_value->having($parts[0])->equals($parts[1]);
}
} else {
// default case, we expect the member to hold a property
// with the same name and value as the current object
if (($property = $this->_parent->getProperty($value)) === false) {
throw new Exception(sprintf("keyprop value '%s' doesn't match any property of class '%s'", $value, $this->_parent->getClass()));
}
$this->_value->having($value)->equals($property->getValue());
}
}
}
// set sorting
if ($this->getParameter('sorting')) {
foreach ($this->getParameter('sorting') as $key => $val) {
if ($this->_value->getDataObject()->getRecursiveProperty($key) !== false) {
$this->_value->setSorting(array($key, $val));
} else {
Core::log(sprintf("Can't sort %s property with unknown property %s", $this->_id, $key), \Zend_Log::WARN);
}
}
}
// DON'T POPULATE THERE, IT IS DONE IMPLICITELY IN Collection::getMembers()
//$this->_value->debug();
}
return parent::getValue();
}
