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WordPress-Plugin-Boilerplate/plugin-name/class-plugin-name-admin.php
2013-10-14 22:59:16 +02:00

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5.4 KiB
PHP

<?php
/**
* Plugin Name.
*
* @package Plugin_Name\Admin
* @author Your Name <email@example.com>
* @license GPL-2.0+
* @link http://example.com
* @copyright 2013 Your Name or Company Name
*/
/**
* Plugin Admin class.
*
* TODO: Rename this class to a proper name for your plugin.
*
* @package Plugin_Name_Admin
* @author Your Name <email@example.com>
*/
class Plugin_Name_Admin {
/**
* Instance of this class.
*
* @since 1.0.0
*
* @var object
*/
protected static $instance = null;
/**
* Slug of the plugin screen.
*
* @since 1.0.0
*
* @var string
*/
protected $plugin_screen_hook_suffix = null;
/**
* Initialize the plugin by loading admin scripts & styles and adding a settings page and menu.
*
* @since 1.0.0
*/
private function __construct() {
// Call $plugin_slug from initial plugin class. TODO: Rename "Plugin_Name" to the name of your initial plugin class
$plugin = Plugin_Name::get_instance();
$this->plugin_slug = $plugin->get_plugin_slug();
// Load admin style sheet and JavaScript.
add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_admin_styles' ) );
add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_admin_scripts' ) );
// Add the options page and menu item.
add_action( 'admin_menu', array( $this, 'add_plugin_admin_menu' ) );
// Add an action link pointing to the options page. TODO: Rename "plugin-name.php" to the name your plugin
$plugin_basename = plugin_basename( plugin_dir_path( __FILE__ ) . 'plugin-name.php' );
add_filter( 'plugin_action_links_' . $plugin_basename, array( $this, 'add_action_links' ) );
// Define custom functionality. Read more about actions and filters: http://codex.wordpress.org/Plugin_API#Hooks.2C_Actions_and_Filters
add_action( 'TODO', array( $this, 'action_method_name' ) );
add_filter( 'TODO', array( $this, 'filter_method_name' ) );
}
/**
* Return an instance of this class.
*
* @since 1.0.0
*
* @return object A single instance of this class.
*/
public static function get_instance() {
// If the single instance hasn't been set, set it now.
if ( null == self::$instance ) {
self::$instance = new self;
}
return self::$instance;
}
/**
* Register and enqueue admin-specific style sheet.
*
* @since 1.0.0
*
* @return null Return early if no settings page is registered.
*/
public function enqueue_admin_styles() {
if ( ! isset( $this->plugin_screen_hook_suffix ) ) {
return;
}
$screen = get_current_screen();
if ( $screen->id == $this->plugin_screen_hook_suffix ) {
wp_enqueue_style( $this->plugin_slug .'-admin-styles', plugins_url( 'css/admin.css', __FILE__ ), array(), Plugin_Name::VERSION );
}
}
/**
* Register and enqueue admin-specific JavaScript.
*
* @since 1.0.0
*
* @return null Return early if no settings page is registered.
*/
public function enqueue_admin_scripts() {
if ( ! isset( $this->plugin_screen_hook_suffix ) ) {
return;
}
$screen = get_current_screen();
if ( $screen->id == $this->plugin_screen_hook_suffix ) {
wp_enqueue_script( $this->plugin_slug . '-admin-script', plugins_url( 'js/admin.js', __FILE__ ), array( 'jquery' ), Plugin_Name::VERSION );
}
}
/**
* Register the administration menu for this plugin into the WordPress Dashboard menu.
*
* @since 1.0.0
*/
public function add_plugin_admin_menu() {
/*
* Add a settings page for this plugin to the Settings menu.
*
* NOTE: Alternative menu locations are available via WordPress administration menu functions.
*
* Administration Menus: http://codex.wordpress.org/Administration_Menus
*
* TODO:
*
* Change 'Page Title' to the title of your plugin admin page
* Change 'Menu Text' to the text for menu item for the plugin settings page
* Change 'manage_options' to the capability you see fit (http://codex.wordpress.org/Roles_and_Capabilities)
*/
$this->plugin_screen_hook_suffix = add_options_page(
__( 'Page Title', $this->plugin_slug ),
__( 'Menu Text', $this->plugin_slug ),
'manage_options',
$this->plugin_slug,
array( $this, 'display_plugin_admin_page' )
);
}
/**
* Render the settings page for this plugin.
*
* @since 1.0.0
*/
public function display_plugin_admin_page() {
include_once( 'views/admin.php' );
}
/**
* Add settings action link to the plugins page.
*
* @since 1.0.0
*/
public function add_action_links( $links ) {
return array_merge(
array(
'settings' => '<a href="' . admin_url( 'options-general.php?page=' . $this->plugin_slug ) . '">' . __( 'Settings', $this->plugin_slug ) . '</a>'
),
$links
);
}
/**
* NOTE: Actions are points in the execution of a page or process
* lifecycle that WordPress fires.
*
* WordPress Actions: http://codex.wordpress.org/Plugin_API#Actions
* Action Reference: http://codex.wordpress.org/Plugin_API/Action_Reference
*
* @since 1.0.0
*/
public function action_method_name() {
// TODO: Define your action hook callback here
}
/**
* NOTE: Filters are points of execution in which WordPress modifies data
* before saving it or sending it to the browser.
*
* WordPress Filters: http://codex.wordpress.org/Plugin_API#Filters
* Filter Reference: http://codex.wordpress.org/Plugin_API/Filter_Reference
*
* @since 1.0.0
*/
public function filter_method_name() {
// TODO: Define your filter hook callback here
}
}