156 lines
5.8 KiB
PHP
156 lines
5.8 KiB
PHP
<?php
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/**
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* Register all actions and filters for the plugin
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*
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* @link http://example.com
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* @since 1.0.0
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*
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* @package Plugin_Name
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* @subpackage Plugin_Name/includes
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*/
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/**
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* Register all actions and filters for the plugin.
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*
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* Maintain a list of all hooks that are registered throughout
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* the plugin, and register them with the WordPress API. Call the
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* run function to execute the list of actions and filters.
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*
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* @package Plugin_Name
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* @subpackage Plugin_Name/includes
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* @author Your Name <email@example.com>
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*/
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class Plugin_Name_Loader {
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/**
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* The array of actions registered with WordPress.
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*
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* @since 1.0.0
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* @access protected
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* @var array $actions The actions registered with WordPress to fire when the plugin loads.
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*/
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protected $actions;
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/**
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* The array of filters registered with WordPress.
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*
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* @since 1.0.0
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* @access protected
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* @var array $filters The filters registered with WordPress to fire when the plugin loads.
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*/
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protected $filters;
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/**
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* The array of shortcode registered with WordPress.
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*
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* @since 1.0.0
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* @access protected
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* @var array $shortcodes The shortcode registered with WordPress to fire when the plugin loads.
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*/
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protected $shortcodes;
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/**
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* Initialize the collections used to maintain the actions and filters.
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*
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* @since 1.0.0
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*/
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public function __construct() {
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$this->actions = array();
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$this->filters = array();
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$this->shortcodes = array();
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}
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/**
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* Add a new action to the collection to be registered with WordPress.
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*
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* @since 1.0.0
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* @param string $hook The name of the WordPress action that is being registered.
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* @param object $component A reference to the instance of the object on which the action is defined.
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* @param string $callback The name of the function definition on the $component.
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* @param int $priority Optional. The priority at which the function should be fired. Default is 10.
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* @param int $accepted_args Optional. The number of arguments that should be passed to the $callback. Default is 1.
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*/
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public function add_action( $hook, $component, $callback, $priority = 10, $accepted_args = 1 ) {
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$this->actions = $this->add( $this->actions, $hook, $component, $callback, $priority, $accepted_args );
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}
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/**
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* Add a new filter to the collection to be registered with WordPress.
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*
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* @since 1.0.0
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* @param string $hook The name of the WordPress filter that is being registered.
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* @param object $component A reference to the instance of the object on which the filter is defined.
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* @param string $callback The name of the function definition on the $component.
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* @param int $priority Optional. The priority at which the function should be fired. Default is 10.
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* @param int $accepted_args Optional. The number of arguments that should be passed to the $callback. Default is 1
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*/
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public function add_filter( $hook, $component, $callback, $priority = 10, $accepted_args = 1 ) {
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$this->filters = $this->add( $this->filters, $hook, $component, $callback, $priority, $accepted_args );
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}
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/**
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* Add a new shortcode to the collection to be registered with WordPress
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*
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* @since 1.0.0
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* @param string $tag The name of the new shortcode.
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* @param object $component A reference to the instance of the object on which the shortcode is defined.
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* @param string $callback The name of the function that defines the shortcode.
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*/
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public function add_shortcode( $tag, $component, $callback, $priority = 10, $accepted_args = 1 ) {
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$this->shortcodes = $this->add( $this->shortcodes, $tag, $component, $callback, $priority, $accepted_args );
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}
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/**
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* A utility function that is used to register the actions and hooks into a single
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* collection.
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*
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* @since 1.0.0
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* @access private
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* @param array $hooks The collection of hooks that is being registered (that is, actions or filters).
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* @param string $hook The name of the WordPress filter that is being registered.
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* @param object $component A reference to the instance of the object on which the filter is defined.
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* @param string $callback The name of the function definition on the $component.
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* @param int $priority The priority at which the function should be fired.
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* @param int $accepted_args The number of arguments that should be passed to the $callback.
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* @return array The collection of actions and filters registered with WordPress.
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*/
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private function add( $hooks, $hook, $component, $callback, $priority, $accepted_args ) {
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$hooks[] = array(
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'hook' => $hook,
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'component' => $component,
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'callback' => $callback,
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'priority' => $priority,
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'accepted_args' => $accepted_args
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);
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return $hooks;
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}
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/**
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* Register the filters and actions with WordPress.
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*
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* @since 1.0.0
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*/
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public function run() {
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foreach ( $this->filters as $hook ) {
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add_filter( $hook['hook'], array( $hook['component'], $hook['callback'] ), $hook['priority'], $hook['accepted_args'] );
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}
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foreach ( $this->actions as $hook ) {
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add_action( $hook['hook'], array( $hook['component'], $hook['callback'] ), $hook['priority'], $hook['accepted_args'] );
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}
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foreach ( $this->shortcodes as $hook ) {
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add_shortcode( $hook['hook'], array( $hook['component'], $hook['callback'] ), $hook['priority'], $hook['accepted_args'] );
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}
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}
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}
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