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<?php
namespace Action;
use Core\Listener;
/**
* Base class for automatic actions
*
* @package action
* @author Frederic Guillot
*/
abstract class Base implements Listener
{
/**
* Project id
*
* @access private
* @var integer
*/
private $project_id = 0;
/**
* User parameters
*
* @access private
* @var array
*/
private $params = array();
/**
* Execute the action
*
* @abstract
* @access public
* @param array $data Event data dictionary
* @return bool True if the action was executed or false when not executed
*/
abstract public function doAction(array $data);
/**
* Get the required parameter for the action (defined by the user)
*
* @abstract
* @access public
* @return array
*/
abstract public function getActionRequiredParameters();
/**
* Get the required parameter for the event (check if for the event data)
*
* @abstract
* @access public
* @return array
*/
abstract public function getEventRequiredParameters();
/**
* Constructor
*
* @access public
* @param integer $project_id Project id
*/
public function __construct($project_id)
{
$this->project_id = $project_id;
}
/**
* Set an user defined parameter
*
* @access public
* @param string $name Parameter name
* @param mixed $value Value
*/
public function setParam($name, $value)
{
$this->params[$name] = $value;
}
/**
* Get an user defined parameter
*
* @access public
* @param string $name Parameter name
* @param mixed $default_value Default value
* @return mixed
*/
public function getParam($name, $default_value = null)
{
return isset($this->params[$name]) ? $this->params[$name] : $default_value;
}
/**
* Check if an action is executable (right project and required parameters)
*
* @access public
* @param array $data Event data dictionary
* @return bool True if the action is executable
*/
public function isExecutable(array $data)
{
if (isset($data['project_id']) && $data['project_id'] == $this->project_id && $this->hasRequiredParameters($data)) {
return true;
}
return false;
}
/**
* Check if the event data has required parameters to execute the action
*
* @access public
* @param array $data Event data dictionary
* @return bool True if all keys are there
*/
public function hasRequiredParameters(array $data)
{
foreach ($this->getEventRequiredParameters() as $parameter) {
if (! isset($data[$parameter])) return false;
}
return true;
}
/**
* Execute the action
*
* @access public
* @param array $data Event data dictionary
* @return bool True if the action was executed or false when not executed
*/
public function execute(array $data)
{
if ($this->isExecutable($data)) {
return $this->doAction($data);
}
return false;
}
}
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