lithium\data\Model::_getMetaKey()

protected method

Helper method used by meta() to generate and cache metadata values.

Parameters

  • string $key

    The name of the meta value to return, or null, to return all values.

Returns

mixed

Returns the value of the meta key specified by $key, or an array of all meta values if $key is null.

Source

	protected function _getMetaKey($key = null) {
		if (!$key) {
			$all = array_keys($this->_initializers);
			$call = array(&$this, '_getMetaKey');
			return $all ? array_combine($all, array_map($call, $all)) + $this->_meta : $this->_meta;
		}

		if (isset($this->_meta[$key])) {
			return $this->_meta[$key];
		}
		if (isset($this->_initializers[$key]) && $initializer = $this->_initializers[$key]) {
			unset($this->_initializers[$key]);
			return ($this->_meta[$key] = $initializer(get_called_class()));
		}
	}