/**
* add new column, additional attributes and joins are stored on the configuration singleton to add them at the event observer
*
* @param Varien_Object $params
*/
protected function _addAction($params)
{
$columnConfig = array();
$blockId = $params->getBlock()->getId();
/**
* @var Hackathon_GridControl_Model_Config $config
*/
$config = Mage::getSingleton('hackathon_gridcontrol/config');
foreach ($params->getAction()->children() as $attribute) {
// 4 special cases
if ($attribute->getName() == 'index') {
$config->addCollectionUpdate(Hackathon_GridControl_Model_Config::TYPE_ADD_ATTRIBUTE, $blockId, (string) $attribute);
} else {
if ($attribute->getName() == 'joinAttribute') {
$config->addCollectionUpdate(Hackathon_GridControl_Model_Config::TYPE_JOIN_ATTRIBUTE, $blockId, (string) $attribute);
continue;
} else {
if ($attribute->getName() == 'joinField') {
$config->addCollectionUpdate(Hackathon_GridControl_Model_Config::TYPE_JOIN_FIELD, $blockId, (string) $attribute);
continue;
} else {
if ($attribute->getName() == 'join') {
$config->addCollectionUpdate(Hackathon_GridControl_Model_Config::TYPE_JOIN, $blockId, array('table' => (string) $attribute['table'], 'condition' => (string) $attribute['condition'], 'field' => (string) $attribute['field'], 'array_cols' => array((string) $attribute['field']), 'column' => $params->getColumn()->getName()));
continue;
} else {
if ($attribute->getName() == 'options') {
if (strpos((string) $attribute, '::') !== false) {
list($_module, $_method) = explode('::', (string) $attribute);
$_module = Mage::getSingleton($_module);
$_call = array($_module, $_method);
if (is_callable($_call)) {
$columnConfig['options'] = call_user_func($_call);
continue;
}
}
}
}
}
}
}
if (count($attribute->children())) {
// in case of arrays as attribute values
$optionArray = array();
foreach ($attribute->children() as $option) {
$optionArray[(string) $option->key] = (string) $option->value;
}
$columnConfig[$attribute->getName()] = $optionArray;
} else {
// standard string attribute
$columnConfig[$attribute->getName()] = (string) $attribute;
}
}
// add column to grid block
$params->getBlock()->addColumn($params->getColumn()->getName(), $columnConfig);
}
