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@hmic
Created July 9, 2018 10:16
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<?php
namespace App\Listener;
use Cake\Utility\Inflector;
use Crud\Listener\BaseListener;
use Crud\Event\Subject;
class ContainedModelsListener extends BaseListener {
public function beforeFind(\Cake\Event\Event $event) {
$this->containModels($event);
}
public function beforePaginate(\Cake\Event\Event $event) {
$this->paginateModels($event);
}
/**
* Gets the list of associated model lists to be fetched for an action
*
* @param string $action name of the action
* @return array
*/
public function models($action = null)
{
$settings = $this->containedModels(null, $action);
if (is_int($settings)) {
return $this->getContainedRecursive($settings);
}
if (empty($settings)) {
return [];
}
if (is_string($settings)) {
$settings = [$settings];
}
return $settings;
}
/**
* Set or get the contained models that should be found
* for the action
*
* @param mixed $contained Everything but `null` will change the configuration
* @param string $action The action to configure
* @return mixed
*/
public function containedModels($contained = null, $action = null)
{
if ($contained === null) {
return $this->_action($action)->config('containedModels');
}
debug($this->_action($action)->config('containedModels', $contained, false)); exit;
return $this->_action($action)->config('containedModels', $contained, false);
}
public function getContainedRecursive($level, $table = null, $path = '', $deep = 1)
{
$names = [];
if($table === null) {
$table = $this->_table();
}
if(!empty($path)) {
$path .= '.';
}
foreach ($table->associations()->keys() as $association) {
$associationClass = $table->associations()->get($association);
$prefix = $associationClass->name();
$prefix = $path . $prefix;
$names[] = $prefix;
if($level > 0) {
foreach($this->getContainedRecursive($level - 1, $associationClass->target(), $prefix, $deep + 3) as $recursive) {
$names[] = $recursive;
}
}
}
return $names;
}
public function containModels(\Cake\Event\Event $event, $action = null) {
$models = $this->models($action);
if(empty($models)) {
return;
}
$fetch = $this->_trigger('containModels', new Subject(compact('models')));
$models = $fetch->subject->models;
$event->subject->query->contain($models);
}
public function paginateModels(\Cake\Event\Event $event, $action = null) {
$models = $this->models($action);
if(empty($models)) {
return;
}
$fetch = $this->_trigger('paginateModels', new Subject(compact('models')));
$models = $fetch->subject->models;
$controller = $this->_controller();
if(array_key_exists('contain', $controller->paginate)) {
$models = array_merge($controller->paginate['contain'], $models);
}
$controller->paginate['contain'] = $models;
}
}
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