<?php
/**
 * The Smart Media Categories (SMC) Plugin.
 *
 * @package   Smart_Media_Categories
 * @author    David Lingren <dlingren@comcast.net>
 * @license   GPL-2.0+
 * @link      @TODO http://example.com
 * @copyright 2014 David Lingren
 */

/**
 * Plugin class. This class works with the
 * public-facing side of the WordPress site.
 *
 * @package Smart_Media_Categories
 * @author  David Lingren <dlingren@comcast.net>
 */
class Smart_Media_Categories {

	/**
	 * Plugin version, used for cache-busting of style and script file references.
	 *
	 * @since   1.0.0
	 *
	 * @var     string
	 */
	const VERSION = '1.1.2';

	/**
	 * Unique identifier for your plugin.
	 *
	 *
	 * The variable name is used as the text domain when internationalizing strings
	 * of text. Its value should match the Text Domain file header in the main
	 * plugin file.
	 *
	 * @since    1.0.0
	 *
	 * @var      string
	 */
	protected $plugin_slug = 'smart-media-categories';

	/**
	 * Unique JavaScript object name for your plugin.
	 *
	 *
	 * The variable name is used as the prefix for localized script variables.
	 * This is a JavaScript object name, so it cannot contain dashes.
	 * Use underscores or camelCasing. 
	 *
	 * @since    1.0.0
	 *
	 * @var      string
	 */
	protected $plugin_object = 'smart_media_categories';

	/**
	 * Instance of this class.
	 *
	 * @since    1.0.0
	 *
	 * @var      object
	 */
	protected static $instance = NULL;

	/**
	 * Initialize the plugin by setting localization and loading public scripts
	 * and styles.
	 *
	 * @since     1.0.0
	 */
	private function __construct() {

		// Load plugin text domain
		add_action( 'init', array( $this, 'load_plugin_textdomain' ) );

		// Activate plugin when new blog is added
		add_action( 'wpmu_new_blog', array( $this, 'activate_new_site' ) );

		// Load public-facing style sheet and JavaScript.
		add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_styles' ) );
		add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ) );

		/* Define custom functionality.
		 * Refer To 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 the plugin slug.
	 *
	 * @since    1.0.0
	 *
	 *@return    Plugin slug variable.
	 */
	public function get_plugin_slug() {
		return $this->plugin_slug;
	}

	/**
	 * Return the plugin object name.
	 *
	 * @since    1.0.0
	 *
	 *@return    Plugin object variable.
	 */
	public function get_plugin_object() {
		return $this->plugin_object;
	}

	/**
	 * 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;
	}

	/**
	 * Fired when the plugin is activated.
	 *
	 * @since    1.0.0
	 *
	 * @param    boolean    $network_wide    True if WPMU superadmin uses
	 *                                       "Network Activate" action, false if
	 *                                       WPMU is disabled or plugin is
	 *                                       activated on an individual blog.
	 */
	public static function activate( $network_wide ) {

		if ( function_exists( 'is_multisite' ) && is_multisite() ) {

			if ( $network_wide  ) {

				// Get all blog ids
				$blog_ids = self::get_blog_ids();

				foreach ( $blog_ids as $blog_id ) {

					switch_to_blog( $blog_id );
					self::single_activate();
				}

				restore_current_blog();

			} else {
				self::single_activate();
			}

		} else {
			self::single_activate();
		}

	}

	/**
	 * Fired when the plugin is deactivated.
	 *
	 * @since    1.0.0
	 *
	 * @param    boolean    $network_wide    True if WPMU superadmin uses
	 *                                       "Network Deactivate" action, false if
	 *                                       WPMU is disabled or plugin is
	 *                                       deactivated on an individual blog.
	 */
	public static function deactivate( $network_wide ) {

		if ( function_exists( 'is_multisite' ) && is_multisite() ) {

			if ( $network_wide ) {

				// Get all blog ids
				$blog_ids = self::get_blog_ids();

				foreach ( $blog_ids as $blog_id ) {

					switch_to_blog( $blog_id );
					self::single_deactivate();

				}

				restore_current_blog();

			} else {
				self::single_deactivate();
			}

		} else {
			self::single_deactivate();
		}

	}

	/**
	 * Fired when a new site is activated with a WPMU environment.
	 *
	 * @since    1.0.0
	 *
	 * @param    int    $blog_id    ID of the new blog.
	 */
	public function activate_new_site( $blog_id ) {

		if ( 1 !== did_action( 'wpmu_new_blog' ) ) {
			return;
		}

		switch_to_blog( $blog_id );
		self::single_activate();
		restore_current_blog();

	}

	/**
	 * Get all blog ids of blogs in the current network that are:
	 * - not archived
	 * - not spam
	 * - not deleted
	 *
	 * @since    1.0.0
	 *
	 * @return   array|false    The blog ids, false if no matches.
	 */
	private static function get_blog_ids() {

		global $wpdb;

		// get an array of blog ids
		$sql = "SELECT blog_id FROM $wpdb->blogs
			WHERE archived = '0' AND spam = '0'
			AND deleted = '0'";

		return $wpdb->get_col( $sql );

	}

	/**
	 * Fired for each blog when the plugin is activated.
	 *
	 * @since    1.0.0
	 */
	private static function single_activate() {
		// @TODO: Define activation functionality here
	}

	/**
	 * Fired for each blog when the plugin is deactivated.
	 *
	 * @since    1.0.0
	 */
	private static function single_deactivate() {
		// @TODO: Define deactivation functionality here
	}

	/**
	 * Load the plugin text domain for translation.
	 *
	 * @since    1.0.0
	 */
	public function load_plugin_textdomain() {

		$domain = $this->plugin_slug;
		$locale = apply_filters( 'plugin_locale', get_locale(), $domain );

		load_textdomain( $domain, trailingslashit( WP_LANG_DIR ) . $domain . '/' . $domain . '-' . $locale . '.mo' );

	}

	/**
	 * Register and enqueue public-facing style sheet.
	 *
	 * @since    1.0.0
	 */
	public function enqueue_styles() {
		wp_enqueue_style( $this->plugin_slug . '-plugin-styles', plugins_url( 'assets/css/public.css', __FILE__ ), array(), self::VERSION );
	}

	/**
	 * Register and enqueues public-facing JavaScript files.
	 *
	 * @since    1.0.0
	 */
	public function enqueue_scripts() {
		wp_enqueue_script( $this->plugin_slug . '-plugin-script', plugins_url( 'assets/js/public.js', __FILE__ ), array( 'jquery' ), self::VERSION );
	}

	/**
	 * NOTE:  Actions are points in the execution of a page or process
	 *        lifecycle that WordPress fires.
	 *
	 *        Actions:    http://codex.wordpress.org/Plugin_API#Actions
	 *        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.
	 *
	 *        Filters: http://codex.wordpress.org/Plugin_API#Filters
	 *        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
	} // */

}

/* Feature Custom Post Type - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */

//add_action('init', 'feature_init', 0x80000000);
function feature_init() {
  $labels = array(
    'name' => _x('Features', 'post type general name'),
    'singular_name' => _x('Feature', 'post type singular name'),
    'add_new' => _x('Add New', 'feature'),
    'add_new_item' => __('Add New Feature'),
    'edit_item' => __('Edit Feature'),
    'new_item' => __('New Feature'),
    'view_item' => __('View Feature'),
    'search_items' => __('Search Features'),
    'not_found' =>  __('No Features found'),
    'not_found_in_trash' => __('No Features found in Trash'), 
    'parent_item_colon' => ''
  );
  $args = array(
    'labels' => $labels,
    'public' => true,
    'publicly_queryable' => true,
    'query_var' => true,
    'rewrite' => true,
    'capability_type' => 'post',
    'hierarchical' => false,
    'menu_position' => null,
    'supports' => array('title','editor','custom-fields','thumbnail'),
    'taxonomies' => array('attachment_category', 'category', 'post_tag')
  ); 

  register_post_type('feature',$args);
}

//add filter to insure the text Feature, or feature, is displayed when user updates a feature 
//add_filter('post_updated_messages', 'feature_updated_messages');
function feature_updated_messages( $messages ) {
global $post, $post_ID;

  $messages['feature'] = array(
    0 => '', // Unused. Messages start at index 1.
    1 => sprintf( __('Feature updated. <a href="%s">View feature</a>'), esc_url( get_permalink($post_ID) ) ),
    2 => __('Custom field updated.'),
    3 => __('Custom field deleted.'),
    4 => __('Feature updated.'),
    /* translators: %s: date and time of the revision */
    5 => isset($_GET['revision']) ? sprintf( __('Feature restored to revision from %s'), wp_post_revision_title( (int) $_GET['revision'], false ) ) : false,
    6 => sprintf( __('Feature published. <a href="%s">View feature</a>'), esc_url( get_permalink($post_ID) ) ),
    7 => __('Feature saved.'),
    8 => sprintf( __('Feature submitted. <a target="_blank" href="%s">Preview feature</a>'), esc_url( add_query_arg( 'preview', 'true', get_permalink($post_ID) ) ) ),
    9 => sprintf( __('Feature scheduled for: <strong>%1$s</strong>. <a target="_blank" href="%2$s">Preview feature</a>'),
      // translators: Publish box date format, see http://php.net/date
      date_i18n( __( 'M j, Y @ G:i' ), strtotime( $post->post_date ) ), esc_url( get_permalink($post_ID) ) ),
    10 => sprintf( __('Feature draft updated. <a target="_blank" href="%s">Preview feature</a>'), esc_url( add_query_arg( 'preview', 'true', get_permalink($post_ID) ) ) ),
  );

  return $messages;
}

?>