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<?php
/**
* The file that defines the core plugin class
*
* A class definition that includes attributes and functions used across both the
* public-facing side of the site and the admin area.
*
* @link https://disqus.com
* @since 3.0
*
* @package Disqus
* @subpackage Disqus/includes
*/
/**
* The core plugin class.
*
* This is used to define internationalization, admin-specific hooks, and
* public-facing site hooks.
*
* Also maintains the unique identifier of this plugin as well as the current
* version of the plugin.
*
* @since 3.0
* @package Disqus
* @subpackage Disqus/includes
* @author Ryan Valentin <[email protected]>
*/
class Disqus {
/**
* Instance of the Disqus API service.
*
* @since 3.0
* @access private
* @var Disqus_Api_Service $api_service Instance of the Disqus API service.
*/
private $api_service;
/**
* The loader that's responsible for maintaining and registering all hooks that power
* the plugin.
*
* @since 3.0
* @access protected
* @var Disqus_Loader $loader Maintains and registers all hooks for the plugin.
*/
protected $loader;
/**
* The unique identifier of this plugin.
*
* @since 3.0
* @access protected
* @var string $disqus The string used to uniquely identify this plugin.
*/
protected $disqus;
/**
* The current version of the plugin.
*
* @since 3.0
* @access protected
* @var string $version The current version of the plugin.
*/
protected $version;
/**
* The unique Disqus forum shortname.
*
* @since 3.0
* @access protected
* @var string $shortname The unique Disqus forum shortname.
*/
protected $shortname;
/**
* Define the core functionality of the plugin.
*
* Set the plugin name and the plugin version that can be used throughout the plugin.
* Load the dependencies, and set the hooks for the admin area and the public-facing
* side of the site.
*
* @since 3.0
* @param string $version The version of this plugin.
*/
public function __construct( $version ) {
$this->disqus = 'disqus';
$this->version = $version;
$this->shortname = strtolower( get_option( 'disqus_forum_url' ) );
$this->load_dependencies();
$this->define_admin_hooks();
$this->define_public_hooks();
$this->define_rest_api_hooks();
}
/**
* Load the required dependencies for this plugin.
*
* Include the following files that make up the plugin:
*
* - Disqus_Loader. Orchestrates the hooks of the plugin.
* - Disqus_Admin. Defines all hooks for the admin area.
* - Disqus_Public. Defines all hooks for the public side of the site.
*
* Create an instance of the loader which will be used to register the hooks
* with WordPress.
*
* @since 3.0
* @access private
*/
private function load_dependencies() {
/**
* The class responsible for orchestrating the actions and filters of the
* core plugin.
*/
require_once plugin_dir_path( dirname( __FILE__ ) ) . 'includes/class-disqus-loader.php';
/**
* The class responsible making requests to the Disqus API.
*/
require_once plugin_dir_path( dirname( __FILE__ ) ) . 'includes/class-disqus-api-service.php';
/**
* The class responsible for defining all actions that occur in the admin area.
*/
require_once plugin_dir_path( dirname( __FILE__ ) ) . 'admin/class-disqus-admin.php';
/**
* The class responsible for defining all actions that occur in the public-facing
* side of the site.
*/
require_once plugin_dir_path( dirname( __FILE__ ) ) . 'public/class-disqus-public.php';
/**
* The class responsible for defining all actions that occur on the REST API of
* the site.
*/
require_once plugin_dir_path( dirname( __FILE__ ) ) . 'rest-api/class-disqus-rest-api.php';
$secret_key = get_option( 'disqus_secret_key' );
$access_token = get_option( 'disqus_admin_access_token' );
$this->api_service = new Disqus_Api_Service( $secret_key, $access_token );
$this->loader = new Disqus_Loader();
}
/**
* Register all of the hooks related to the admin area functionality
* of the plugin.
*
* @since 3.0
* @access private
*/
private function define_admin_hooks() {
$plugin_admin = new Disqus_Admin( $this->get_disqus_name(), $this->get_version(), $this->get_shortname() );
$this->loader->add_filter( 'rest_url', $plugin_admin, 'dsq_filter_rest_url' );
$this->loader->add_filter( 'plugin_action_links', $plugin_admin, 'dsq_plugin_action_links', 10, 2 );
$this->loader->add_action( 'admin_enqueue_scripts', $plugin_admin, 'enqueue_styles' );
$this->loader->add_action( 'admin_enqueue_scripts', $plugin_admin, 'enqueue_scripts' );
$this->loader->add_action( 'admin_menu', $plugin_admin, 'dsq_contruct_admin_menu' );
$this->loader->add_action( 'admin_bar_menu', $plugin_admin, 'dsq_construct_admin_bar', 999 );
}
/**
* Register all of the hooks related to the public-facing functionality
* of the plugin.
*
* @since 3.0
* @access private
*/
private function define_public_hooks() {
$plugin_public = new Disqus_Public( $this->get_disqus_name(), $this->get_version(), $this->get_shortname() );
$this->loader->add_filter( 'comments_number', $plugin_public, 'dsq_comments_link_template' );
$this->loader->add_filter( 'comments_template', $plugin_public, 'dsq_comments_template' );
$this->loader->add_action( 'wp_enqueue_scripts', $plugin_public, 'enqueue_comment_count' );
$this->loader->add_action( 'wp_enqueue_scripts', $plugin_public, 'enqueue_comment_embed' );
$this->loader->add_action( 'show_user_profile', $plugin_public, 'dsq_close_window_template' );
}
/**
* Register all of the hooks related to the REST API functionality
* of the plugin.
*
* @since 3.0
* @access private
*/
private function define_rest_api_hooks() {
$plugin_rest_api = new Disqus_Rest_Api( $this->get_api_service(), $this->get_version() );
$this->loader->add_action( 'rest_api_init', $plugin_rest_api, 'register_endpoints' );
$this->loader->add_filter( 'rest_pre_serve_request', $plugin_rest_api, 'filter_rest_pre_serve_request', 10, 4 );
}
/**
* Run the loader to execute all of the hooks with WordPress.
*
* @since 3.0
*/
public function run() {
$this->loader->run();
}
/**
* Returns instance of the Disqus API service.
*
* @since 3.0
* @return string Instance of the Disqus API service.
*/
public function get_api_service() {
return $this->api_service;
}
/**
* The name of the plugin used to uniquely identify it within the context of
* WordPress and to define internationalization functionality.
*
* @since 3.0
* @return string The name of the plugin.
*/
public function get_disqus_name() {
return $this->disqus;
}
/**
* The reference to the class that orchestrates the hooks with the plugin.
*
* @since 3.0
* @return Disqus_Loader Orchestrates the hooks of the plugin.
*/
public function get_loader() {
return $this->loader;
}
/**
* Retrieve the version number of the plugin.
*
* @since 3.0
* @return string The version number of the plugin.
*/
public function get_version() {
return $this->version;
}
/**
* Retrieve the installed Disqus shortname.
*
* @since 3.0
* @return string The installed shortname.
*/
public function get_shortname() {
return $this->shortname;
}
/**
* Formats the unique disqus_identifier for a given post.
*
* @since 3.0
* @param string $post The WordPress post object.
* @return string The unique disqus_identifier.
*/
public function dsq_identifier_for_post( $post ) {
return $post->ID . ' ' . $post->guid;
}
/**
* Formats the title for a given post.
*
* @since 3.0
* @param string $post The WordPress post object.
* @return string The formatted disqus_title.
*/
public function dsq_title_for_post( $post ) {
$title = get_the_title( $post );
$title = strip_tags( $title, '<b><u><i><h1><h2><h3><code><blockquote><br><hr>' );
return $title;
}
}