<?php

if (! defined('ABSPATH')) {
	exit; // Exit if accessed directly
}

/**
 * Register all actions and filters for the plugin
 *
 * @link       catchplugins.com
 * @since      1.0
 *
 * @package    To_Top
 * @subpackage To_Top/includes
 */

class To_Top_Loader
{

	/**
	 * The array of actions registered with WordPress.
	 *
	 * @since    1.0
	 * @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    1.0
	 * @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    1.0
	 */
	public function __construct()
	{

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

	/**
	 * Add a new action to the collection to be registered with WordPress.
	 *
	 * @since    1.0
	 * @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    1.0
	 * @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);
	}

	/**
	 * A utility function that is used to register the actions and hooks into a single
	 * collection.
	 *
	 * @since    1.0
	 * @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    1.0
	 */
	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']);
		}
	}
}