/**
* Compact collection of changes
*
* @param Mage_DesignEditor_Model_Change_Collection $collection
* @throws Mage_Core_Exception
* @return Mage_DesignEditor_Model_History_Compact
*/
public function compact(Mage_DesignEditor_Model_Change_Collection $collection)
{
$itemType = $collection->getItemClass();
if (!$itemType == 'Mage_DesignEditor_Model_ChangeAbstract') {
Mage::throwException(Mage::helper('Mage_DesignEditor_Helper_Data')->__('Invalid collection items\' type "%s"', $itemType));
}
/** @var $model Mage_DesignEditor_Model_History_CompactInterface */
foreach ($this->_getCompactModels() as $model) {
$model->compact($collection);
}
return $this;
}
/**
* Add change to internal collection
*
* @param Mage_DesignEditor_Model_ChangeAbstract|Varien_Object|array $item
* @return Mage_DesignEditor_Model_History
*/
public function addChange($item)
{
$baseChangeClass = self::BASE_CHANGE_CLASS;
if (!$item instanceof $baseChangeClass) {
$item = $this->_getChangeItem($item);
}
$this->_collection->addItem($item);
return $this;
}
/**
* Get Layout update out of collection of changes
*
* @param Mage_DesignEditor_Model_Change_Collection $collection
* @param string|null $handle
* @return string
*/
public function render(Mage_DesignEditor_Model_Change_Collection $collection, $handle = null)
{
$element = new Varien_Simplexml_Element($this->_getInitialXml());
foreach ($collection as $item) {
if ($item instanceof Mage_DesignEditor_Model_Change_LayoutAbstract) {
$this->_render($element, $item);
}
}
if ($handle && $collection->count() > 0) {
$layoutUpdate = '';
$element = $element->{$handle};
/** @var $node Varien_Simplexml_Element */
foreach ($element->children() as $node) {
$layoutUpdate .= $node->asNiceXml();
}
} else {
$layoutUpdate = $element->asNiceXml();
}
return $layoutUpdate;
}
/**
* Test toArray method
*
* @covers Mage_DesignEditor_Model_Change_Collection::toArray
*/
public function testToArray()
{
$this->assertInternalType('array', $this->_model->toArray());
}
