/**
* Create or loads the class. When only loading, this function returns a StaticCall object that
* can be invoked lazely.
*
* @see \MUtil_Lazy_StaticCall
* @see \MUtil_Registry_TargetInterface
*
* @param string $name The class name, minus the part in $this->_dirs.
* @param boolean $create Create the object, or only when an \MUtil_Registry_TargetInterface instance.
* @param array $arguments Class initialization arguments.
* @return mixed A class instance or a \MUtil_Lazy_StaticCall object
*/
protected function _loadClass($name, $create = false, array $arguments = array())
{
$className = $this->_loader->load($name);
// \MUtil_Echo::track($className);
if (is_subclass_of($className, __CLASS__)) {
$create = true;
$arguments = array($this->_containers[0], $this->_dirs);
} elseif (is_subclass_of($className, 'MUtil_Registry_TargetInterface')) {
$create = true;
}
if (!$create) {
return new \MUtil_Lazy_StaticCall($className);
}
$obj = $this->_loader->createClass($className, $arguments);
if ($obj instanceof \MUtil_Registry_TargetInterface) {
if (!$this->applySource($obj) && parent::$verbose) {
\MUtil_Echo::r("Source apply to object of type {$name} failed.", __CLASS__ . '->' . __FUNCTION__);
}
}
return $obj;
}
/**
* Searches and loads a .php snippet file.
*
* @param string $className The name of the snippet
* @param array $extraSourceParameters name/value pairs to add to the source for this snippet
* @return \MUtil_Snippets_SnippetInterface The snippet
*/
public function getSnippet($className, array $extraSourceParameters = null)
{
$className = $this->loader->load($className);
$snippet = new $className();
if ($snippet instanceof \MUtil_Snippets_SnippetInterface) {
// Add extra parameters when specified
if ($extraSourceParameters) {
$this->snippetsSource->addRegistryContainer($extraSourceParameters, 'tmpContainer');
}
if ($this->snippetsSource->applySource($snippet)) {
if ($extraSourceParameters) {
// Can remove now, it was applied
$this->snippetsSource->removeRegistryContainer('tmpContainer');
}
return $snippet;
} else {
throw new \Zend_Exception("Not all parameters set for html snippet: '{$className}'. \n\nRequested variables were: " . implode(", ", $snippet->getRegistryRequests()));
}
} else {
throw new \Zend_Exception("The snippet: '{$className}' does not implement the \\MUtil_Snippets_SnippetInterface interface.");
}
}
