<?php
/**
 * Register all actions and filters for the plugin
 *
 * @link       https://themeisle.com
 * @since      3.0.0
 *
 * @package    feedzy-rss-feeds
 * @subpackage feedzy-rss-feeds/includes
 */

/**
 * Register all actions and filters for the plugin.
 *
 * Maintain a list of all hooks that are registered throughout
 * the plugin, and register them with the WordPress API. Call the
 * run function to execute the list of actions and filters.
 *
 * @package    feedzy-rss-feeds
 * @subpackage feedzy-rss-feeds/includes
 * @author     Themeisle <friends@themeisle.com>
 */
class Feedzy_Rss_Feeds_Loader {

	/**
	 * The array of actions registered with WordPress.
	 *
	 * @since    3.0.0
	 * @access   protected
	 * @var      array    $actions    The actions registered with WordPress to fire when the plugin loads.
	 */
	protected $actions;

	/**
	 * The array of filters registered with WordPress.
	 *
	 * @since    3.0.0
	 * @access   protected
	 * @var      array    $filters    The filters registered with WordPress to fire when the plugin loads.
	 */
	protected $filters;

	/**
	 * Initialize the collections used to maintain the actions and filters.
	 *
	 * @since   3.0.0
	 * @access  public
	 */
	public function __construct() {

		$this->actions = array();
		$this->filters = array();
	}

	/**
	 * Add a new action to the collection to be registered with WordPress.
	 *
	 * @since    3.0.0
	 * @access   public
	 * @param    string $hook             The name of the WordPress action that is being registered.
	 * @param    object $component        A reference to the instance of the object on which the action is defined.
	 * @param    string $callback         The name of the function definition on the $component.
	 * @param    int    $priority         Optional. he priority at which the function should be fired. Default is 10.
	 * @param    int    $accepted_args    Optional. The number of arguments that should be passed to the $callback. Default is 1.
	 */
	public function add_action( $hook, $component, $callback, $priority = 10, $accepted_args = 1 ) {
		$this->actions = $this->add( $this->actions, $hook, $component, $callback, $priority, $accepted_args );
	}

	/**
	 * Add a new filter to the collection to be registered with WordPress.
	 *
	 * @since    3.0.0
	 * @access   public
	 * @param    string $hook             The name of the WordPress filter that is being registered.
	 * @param    object $component        A reference to the instance of the object on which the filter is defined.
	 * @param    string $callback         The name of the function definition on the $component.
	 * @param    int    $priority         Optional. he priority at which the function should be fired. Default is 10.
	 * @param    int    $accepted_args    Optional. The number of arguments that should be passed to the $callback. Default is 1.
	 */
	public function add_filter( $hook, $component, $callback, $priority = 10, $accepted_args = 1 ) {
		$this->filters = $this->add( $this->filters, $hook, $component, $callback, $priority, $accepted_args );
	}

	/**
	 * Registers AJAX action hook.
	 *
	 * @since   3.0.0
	 * @access  public
	 * @param   string  $tag            The name of the AJAX action to which the $method is hooked.
	 * @param   object  $component      A reference to the instance of the object on which the filter is defined.
	 * @param   string  $callback       The name of the function definition on the $component.
	 * @param   int     $priority       Optional. he priority at which the function should be fired. Default is 10.
	 * @param   int     $accepted_args  Optional. The number of arguments that should be passed to the $callback. Default is 1.
	 * @param   boolean $is_private        Optional. Determines if we should register hook for logged in users.
	 * @param   boolean $is_public         Optional. Determines if we should register hook for not logged in users.
	 */
	public function add_ajax_action( $tag, $component, $callback, $priority = 10, $accepted_args = 1, $is_private = true, $is_public = false ) {
		if ( $is_private ) {
			$this->actions = $this->add( $this->actions, 'wp_ajax_' . $tag, $component, $callback, $priority, $accepted_args );
		}

		if ( $is_public ) {
			$this->actions = $this->add( $this->actions, 'wp_ajax_nopriv_' . $tag, $component, $callback, $priority, $accepted_args );
		}
	}

	/**
	 * A utility function that is used to register the actions and hooks into a single
	 * collection.
	 *
	 * @since    3.0.0
	 * @access   private
	 * @param    array  $hooks            The collection of hooks that is being registered (that is, actions or filters).
	 * @param    string $hook             The name of the WordPress filter that is being registered.
	 * @param    object $component        A reference to the instance of the object on which the filter is defined.
	 * @param    string $callback         The name of the function definition on the $component.
	 * @param    int    $priority         The priority at which the function should be fired.
	 * @param    int    $accepted_args    The number of arguments that should be passed to the $callback.
	 * @return   array                                  The collection of actions and filters registered with WordPress.
	 */
	private function add( $hooks, $hook, $component, $callback, $priority, $accepted_args ) {

		$hooks[] = array(
			'hook'          => $hook,
			'component'     => $component,
			'callback'      => $callback,
			'priority'      => $priority,
			'accepted_args' => $accepted_args,
		);

		return $hooks;
	}

	/**
	 * Register the filters and actions with WordPress.
	 *
	 * @since    3.0.0
	 * @access   public
	 */
	public function run() {

		foreach ( $this->filters as $hook ) {
			add_filter( $hook['hook'], array( $hook['component'], $hook['callback'] ), $hook['priority'], $hook['accepted_args'] );
		}

		foreach ( $this->actions as $hook ) {
			add_action( $hook['hook'], array( $hook['component'], $hook['callback'] ), $hook['priority'], $hook['accepted_args'] );
		}
	}
}