/**
* Triggered after block was removed from DB.
*
* All cached blocks are automatically removed.
*
* @param \Cake\Event\Event $event The event that was triggered
* @param \Block\Model\Entity\Block $block The block entity that was deleted
* @param \ArrayObject $options Additional options given as an array
* @return void
*/
public function afterDelete(Event $event, Block $block, ArrayObject $options = null)
{
$block->afterDelete();
$this->clearCache();
}
/**
* Renders the given block.
*
* @param \Cake\Event\Event $event The event that was triggered
* @param \Block\Model\Entity\Block $block Block entity to be rendered
* @param array $options Additional options, will be passed to the template
* element being rendered
* @return string The rendered block
*/
public function renderBlock(Event $event, Block $block, $options = [])
{
return $block->render();
}
/**
* Prepares incoming data from Form's POST and patches the given entity.
*
* @param \Block\Model\Entity\Block $block BLock to patch with incoming
* POST data
* @return \Cake\Datasource\EntityInterface Patched entity
*/
protected function _patchEntity($block)
{
$this->loadModel('Block.Blocks');
$data = ['region' => []];
foreach ($this->request->data() as $column => $value) {
if ($column == 'region') {
foreach ($value as $theme => $region) {
$tmp = ['theme' => $theme, 'region' => $region];
foreach ((array) $block->region as $blockRegion) {
if ($blockRegion->theme == $theme) {
$tmp['id'] = $blockRegion->id;
break;
}
}
$data[$column][] = $tmp;
}
} else {
$data[$column] = $value;
}
}
if ($block->isNew()) {
$data['handler'] = 'Block\\Widget\\CustomBlockWidget';
$block->set('handler', 'Block\\Widget\\CustomBlockWidget');
}
$validator = $block->isCustom() ? 'custom' : 'widget';
return $this->Blocks->patchEntity($block, $data, ['validate' => $validator, 'entity' => $block]);
}
/**
* Checks if the given block can be rendered.
*
* @param \Block\Model\Entity\Block $block Block entity
* @return bool True if can be rendered
*/
protected function _filterBlock(Block $block)
{
$cacheKey = "allowed_{$block->id}";
$cache = static::cache($cacheKey);
if ($cache !== null) {
return $cache;
}
if (!empty($block->locale) && !in_array(I18n::locale(), (array) $block->locale)) {
return static::cache($cacheKey, false);
}
if (!$block->isAccessible()) {
return static::cache($cacheKey, false);
}
$allowed = false;
switch ($block->visibility) {
case 'except':
// Show on all pages except listed pages
$allowed = !$this->_urlMatch($block->pages);
break;
case 'only':
// Show only on listed pages
$allowed = $this->_urlMatch($block->pages);
break;
case 'php':
// Use custom PHP code to determine visibility
$allowed = php_eval($block->pages, ['view' => &$this->_View, 'block' => &$block]) === true;
break;
}
if (!$allowed) {
return static::cache($cacheKey, false);
}
return static::cache($cacheKey, true);
}