wp-event-manager.php

<?php
/*
Plugin Name: WP Event Manager

Plugin URI: https://www.wp-eventmanager.com/

Description: Lightweight, scalable and full-featured event listings & management plugin for managing event listings from the Frontend and Backend.

Author: WP Event Manager

Author URI: https://www.wp-eventmanager.com

Text Domain: wp-event-manager

Domain Path: /languages

Version: 3.1.33

Since: 1.0.0

Requires WordPress Version at least: 4.1

Copyright: 2019 WP Event Manager

License: GNU General Public License v3.0

License URI: http://www.gnu.org/licenses/gpl-3.0.html

**/

// Exit if accessed directly

if ( ! defined( 'ABSPATH' ) ) {
	
	exit;
}

/**
 * WP_Event_Manager class.
 */

class WP_Event_Manager {

	/**
	 * The single instance of the class.
	 *
	 * @var self
	 * @since  2.5
	 */
	private static $_instance = null;

	/**
	 * version of plugin.
	 *
	 * @var plugin version
	 * @since  3.1.33
	 */
	private static $wpem_verion = '3.1.33';

	/**
	 * REST API instance.
	 *
	 * @var WP_Event_Manager_REST_API
	 */
	private $rest_api = null;

	/**
	 * Main WP Event Manager Instance.
	 *
	 * Ensures only one instance of WP Event Manager is loaded or can be loaded.
	 *
	 * @since  2.5
	 * @static
	 * @see WP_Event_Manager()
	 * @return self Main instance.
	 */
	public static function instance() {
		if ( is_null( self::$_instance ) ) {
			self::$_instance = new self();
		}
		return self::$_instance;
	}

	/**
	 * Constructor - get the plugin hooked in and ready
	 */

	public function __construct() 
	{
		// Define constants
		define('EVENT_MANAGER_VERSION', self::$wpem_verion);
		define( 'EVENT_MANAGER_PLUGIN_DIR', untrailingslashit( plugin_dir_path( __FILE__ ) ) );
		define( 'EVENT_MANAGER_PLUGIN_URL', untrailingslashit( plugins_url( basename( plugin_dir_path( __FILE__ ) ), basename( __FILE__ ) ) ) );

		//Core		
		include( 'core/wp-event-manager-install.php' );
		include( 'core/wp-event-manager-post-types.php' );
		include( 'core/wp-event-manager-ajax.php' );
		include( 'core/wp-event-manager-geocode.php' );
		include( 'core/wp-event-manager-filters.php' );
		include( 'core/wp-event-manager-cache-helper.php' );
		include( 'core/wp-event-manager-date-time.php' );


		//shortcodes
		include( 'shortcodes/wp-event-manager-shortcodes.php' );

		//forms
		include( 'forms/wp-event-manager-forms.php' );	

		if ( is_admin() ) {
			include( 'admin/wp-event-manager-admin.php' );
		}
		
		//external 
		include('external/external.php');

		// Init classes
		$this->forms      = WP_Event_Manager_Forms::instance();
		$this->post_types = WP_Event_Manager_Post_Types::instance();

		// Activation - works with symlinks
		register_activation_hook( basename( dirname( __FILE__ ) ) . '/' . basename( __FILE__ ), array( $this, 'activate' ) );

		// Switch theme
		add_action( 'after_switch_theme', array( 'WP_Event_Manager_Ajax', 'add_endpoint' ), 10 );

		add_action( 'after_switch_theme', array( $this->post_types, 'register_post_types' ), 11 );

		add_action( 'after_switch_theme', 'flush_rewrite_rules', 15 );

		// Actions
		add_action( 'after_setup_theme', array( $this, 'load_plugin_textdomain' ) );

		add_action( 'after_setup_theme', array( $this, 'include_template_functions' ), 11 );

		add_action( 'widgets_init', array( $this, 'widgets_init' ) );

		add_action( 'wp_enqueue_scripts', array( $this, 'frontend_scripts' ) );

		add_action( 'admin_init', array( $this, 'updater' ) );
		add_action( 'wp_logout', array( $this, 'cleanup_event_posting_cookies' ) );
		
		// Defaults for core actions
		add_action( 'event_manager_notify_new_user', 'wp_event_manager_notify_new_user', 10, 2 );

		// duplicate the_content filter for Wp event Manager plugin
		global $wp_embed;
		add_filter( 'wpem_the_content', array( $wp_embed, 'run_shortcode' ), 8 );
		add_filter( 'wpem_the_content', array( $wp_embed, 'autoembed'     ), 8 );
		add_filter( 'wpem_the_content', 'wptexturize'        );
		add_filter( 'wpem_the_content', 'convert_chars'      );
		add_filter( 'wpem_the_content', 'wpautop'            );
		add_filter( 'wpem_the_content', 'shortcode_unautop'  );
		add_filter( 'wpem_the_content', 'do_shortcode'       );
		
		// Schedule cron events
		self::check_schedule_crons();
	}

	/**
	 * Called on plugin activation
	 */

	public function activate() {

		WP_Event_Manager_Ajax::add_endpoint();
		unregister_post_type( 'event_listing' );
		add_filter( 'pre_option_event_manager_enable_categories', '__return_true' );
		add_filter( 'pre_option_event_manager_enable_event_types', '__return_true' );
		$this->post_types->register_post_types();
		remove_filter( 'pre_option_event_manager_enable_categories', '__return_true' );
		remove_filter( 'pre_option_event_manager_enable_event_types', '__return_true' );
		WP_Event_Manager_Install::install();
		//show notice after activating plugin
		update_option('event_manager_rating_showcase_admin_notices_dismiss','0');
		flush_rewrite_rules();
	}

	/**
	 * Handle Updates
	 */

	public function updater() {
		if ( version_compare( EVENT_MANAGER_VERSION, get_option( 'wp_event_manager_version' ), '>' ) ) {

			WP_Event_Manager_Install::update();
			flush_rewrite_rules();
		}
	}

	/**
	 * Localisation
	 */

	public function load_plugin_textdomain() {

		$domain = 'wp-event-manager';       

        	$locale = apply_filters('plugin_locale', get_locale(), $domain);

		load_textdomain( $domain, WP_LANG_DIR . "/wp-event-manager/".$domain."-" .$locale. ".mo" );

		load_plugin_textdomain($domain, false, dirname( plugin_basename( __FILE__ ) ) . '/languages/' );
	}


	/**
	 * Load functions
	 */

	public function include_template_functions() {

		include( 'wp-event-manager-functions.php' );

		include( 'wp-event-manager-template.php' );
	}

	/**
	 * Widgets init
	 */

	public function widgets_init() {

		include_once( 'widgets/wp-event-manager-widgets.php' );
	}

	/**
	 * Format array for the datepicker
	 *
	 * WordPress stores the locale information in an array with a alphanumeric index, and
	 * the datepicker wants a numerical index. This function replaces the index with a number
	 */
	public function strip_array_indices( $ArrayToStrip ) {
	    foreach( $ArrayToStrip as $objArrayItem) {
	        $NewArray[] =  $objArrayItem;
	    }
	 
	    return( $NewArray );
	}

	/**
	 * Register and enqueue scripts and css
	 */

	public function frontend_scripts() 
	{
		$ajax_url         = WP_Event_Manager_Ajax::get_endpoint();
		$ajax_filter_deps = array( 'jquery', 'jquery-deserialize' );

		$chosen_shortcodes   = array( 'submit_event_form', 'event_dashboard', 'events' );
		$chosen_used_on_page = has_wpem_shortcode( null, $chosen_shortcodes );


		//jQuery Chosen - vendor
		if ( apply_filters( 'event_manager_chosen_enabled', $chosen_used_on_page ) ) {

			wp_register_script( 'chosen', EVENT_MANAGER_PLUGIN_URL . '/assets/js/jquery-chosen/chosen.jquery.min.js', array( 'jquery' ), '1.1.0', true );
			wp_register_script( 'wp-event-manager-term-multiselect', EVENT_MANAGER_PLUGIN_URL . '/assets/js/term-multiselect.min.js', array( 'jquery', 'chosen' ), EVENT_MANAGER_VERSION, true );
			wp_register_script( 'wp-event-manager-multiselect', EVENT_MANAGER_PLUGIN_URL . '/assets/js/multiselect.min.js', array( 'jquery', 'chosen' ), EVENT_MANAGER_VERSION, true );
			wp_enqueue_style( 'chosen', EVENT_MANAGER_PLUGIN_URL . '/assets/css/chosen.css' );

			$ajax_filter_deps[] = 'chosen';
		}
	
		//file upload - vendor
		if ( apply_filters( 'event_manager_ajax_file_upload_enabled', true ) ) {

			wp_register_script( 'jquery-iframe-transport', EVENT_MANAGER_PLUGIN_URL . '/assets/js/jquery-fileupload/jquery.iframe-transport.js', array( 'jquery' ), '1.8.3', true );
			wp_register_script( 'jquery-fileupload', EVENT_MANAGER_PLUGIN_URL . '/assets/js/jquery-fileupload/jquery.fileupload.js', array( 'jquery', 'jquery-iframe-transport', 'jquery-ui-widget' ), '5.42.3', true );
			wp_register_script( 'wp-event-manager-ajax-file-upload', EVENT_MANAGER_PLUGIN_URL . '/assets/js/ajax-file-upload.min.js', array( 'jquery', 'jquery-fileupload' ), EVENT_MANAGER_VERSION, true );

			ob_start();
			get_event_manager_template( 'form-fields/uploaded-file-html.php', array( 'name' => '', 'value' => '', 'extension' => 'jpg' ) );
			$js_field_html_img = ob_get_clean();

			ob_start();
			get_event_manager_template( 'form-fields/uploaded-file-html.php', array( 'name' => '', 'value' => '', 'extension' => 'zip' ) );
			$js_field_html = ob_get_clean();

			wp_localize_script( 'wp-event-manager-ajax-file-upload', 'event_manager_ajax_file_upload', array(
				'ajax_url'               => $ajax_url,
				'js_field_html_img'      => esc_js( str_replace( "\n", "", $js_field_html_img ) ),
				'js_field_html'          => esc_js( str_replace( "\n", "", $js_field_html ) ),
				'i18n_invalid_file_type' => __( 'Invalid file type. Accepted types:', 'wp-event-manager' )
			) );
			
		}

		//jQuery Deserialize - vendor
		wp_register_script( 'jquery-deserialize', EVENT_MANAGER_PLUGIN_URL . '/assets/js/jquery-deserialize/jquery.deserialize.js', array( 'jquery' ), '1.2.1', true );						
	
		 wp_enqueue_style( 'wp-event-manager-frontend', EVENT_MANAGER_PLUGIN_URL . '/assets/css/frontend.min.css');

		//common js
		wp_register_script('wp-event-manager-common', EVENT_MANAGER_PLUGIN_URL . '/assets/js/common.min.js', array('jquery'), EVENT_MANAGER_VERSION, true);	
		wp_enqueue_script('wp-event-manager-common'); 		

		//event submission forms and validation js
		 
		global $wp_locale; //

		wp_register_script( 'wp-event-manager-event-submission', EVENT_MANAGER_PLUGIN_URL . '/assets/js/event-submission.min.js', array('jquery','jquery-ui-core','jquery-ui-datepicker') , EVENT_MANAGER_VERSION, true );
		wp_localize_script( 'wp-event-manager-event-submission', 'wp_event_manager_event_submission', array(

		'start_of_week' => get_option( 'start_of_week' ),
			
		'i18n_datepicker_format' => WP_Event_Manager_Date_Time::get_datepicker_format(),
		
		'i18n_timepicker_format' => WP_Event_Manager_Date_Time::get_timepicker_format(),
		
		'i18n_timepicker_step' => WP_Event_Manager_Date_Time::get_timepicker_step(),

		'monthNames'           => $this->strip_array_indices( $wp_locale->month ),

		'ajax_url' 	 => admin_url( 'admin-ajax.php' ),

		'show_past_date' => apply_filters('event_manager_show_past_date_frontend', false),
		
		) );		

		// Lightpick Date range picker
		wp_register_style( 'wp-event-manager-lightpick-datepicker-style', EVENT_MANAGER_PLUGIN_URL . '/assets/js/lightpick-datepicker/lightpick.css');
		wp_register_script( 'wp-event-manager-lightpick-datepicker', EVENT_MANAGER_PLUGIN_URL . '/assets/js/lightpick-datepicker/lightpick.js', array('jquery-ui-core', 'jquery-ui-button', 'jquery-ui-datepicker', 'jquery-ui-menu', 'jquery-ui-widget', 'moment') , EVENT_MANAGER_VERSION, true );

		//jQuery UI date rang picker
		wp_register_style( 'wp-event-manager-jquery-ui-daterangepicker', EVENT_MANAGER_PLUGIN_URL . '/assets/js/jquery-ui-daterangepicker/jquery.comiseo.daterangepicker.css');
		wp_register_style( 'wp-event-manager-jquery-ui-daterangepicker-style', EVENT_MANAGER_PLUGIN_URL . '/assets/js/jquery-ui-daterangepicker/styles.css');
		wp_register_script( 'wp-event-manager-jquery-ui-daterangepicker', EVENT_MANAGER_PLUGIN_URL . '/assets/js/jquery-ui-daterangepicker/jquery.comiseo.daterangepicker.js', array('jquery-ui-core', 'jquery-ui-button', 'jquery-ui-datepicker', 'jquery-ui-menu', 'jquery-ui-widget', 'moment') , EVENT_MANAGER_VERSION, true );

		
		wp_register_script( 'wp-event-manager-content-event-listing', EVENT_MANAGER_PLUGIN_URL . '/assets/js/content-event-listing.min.js', array('jquery','wp-event-manager-common'), EVENT_MANAGER_VERSION, true );
		wp_localize_script( 'wp-event-manager-content-event-listing', 'event_manager_content_event_listing', array(

				'i18n_datepicker_format' => WP_Event_Manager_Date_Time::get_datepicker_format(),
				
				'i18n_initialText' => __( 'Select Date Range', 'wp-event-manager' ),
				'i18n_applyButtonText' => __( 'Apply', 'wp-event-manager' ),
				'i18n_clearButtonText' => __( 'Clear', 'wp-event-manager' ),
				'i18n_cancelButtonText' => __( 'Cancel', 'wp-event-manager' ),
				'i18n_monthNames' => $this->strip_array_indices( $wp_locale->month ),

				'i18n_today' => __( 'Today', 'wp-event-manager' ),
				'i18n_tomorrow' => __( 'Tomorrow', 'wp-event-manager' ),
				'i18n_thisWeek' => __( 'This Week', 'wp-event-manager' ),
				'i18n_nextWeek' => __( 'Next Week', 'wp-event-manager' ),
				'i18n_thisMonth' => __( 'This Month', 'wp-event-manager' ),
				'i18n_nextMonth' => __( 'Next Month', 'wp-event-manager' ),
				'i18n_thisYear' => __( 'This Year', 'wp-event-manager' ),
				'i18n_nextYear' => __( 'Next Year', 'wp-event-manager' )
		) );
		//ajax filters js
		wp_register_script( 'wp-event-manager-ajax-filters', EVENT_MANAGER_PLUGIN_URL . '/assets/js/event-ajax-filters.min.js', $ajax_filter_deps, EVENT_MANAGER_VERSION, true );
		wp_localize_script( 'wp-event-manager-ajax-filters', 'event_manager_ajax_filters', array(
			'ajax_url'                => $ajax_url,
			'is_rtl'                  => is_rtl() ? 1 : 0,
			'lang'                    => apply_filters( 'wpem_lang', null ) //defined( 'ICL_LANGUAGE_CODE' ) ? ICL_LANGUAGE_CODE : '', // WPML workaround until this is standardized			
		) );

		//dashboard
		wp_register_script( 'wp-event-manager-event-dashboard', EVENT_MANAGER_PLUGIN_URL . '/assets/js/event-dashboard.min.js', array( 'jquery' ), EVENT_MANAGER_VERSION, true );	
		wp_localize_script( 'wp-event-manager-event-dashboard', 'event_manager_event_dashboard', array(

			'i18n_btnOkLabel' => __( 'Delete', 'wp-event-manager' ),

			'i18n_btnCancelLabel' => __( 'Cancel', 'wp-event-manager' ),

			'i18n_confirm_delete' => __( 'Are you sure you want to delete this event?', 'wp-event-manager' )

		) );

		//organizer dashboard
		wp_register_script( 'wp-event-manager-organizer-dashboard', EVENT_MANAGER_PLUGIN_URL . '/assets/js/organizer-dashboard.min.js', array( 'jquery' ), EVENT_MANAGER_VERSION, true );	
		wp_localize_script( 'wp-event-manager-organizer-dashboard', 'event_manager_organizer_dashboard', array(

			'i18n_btnOkLabel' => __( 'Delete', 'wp-event-manager' ),

			'i18n_btnCancelLabel' => __( 'Cancel', 'wp-event-manager' ),

			'i18n_confirm_delete' => __( 'Are you sure you want to delete this organizer?', 'wp-event-manager' )

		) );

		//venue dashboard
		wp_register_script( 'wp-event-manager-venue-dashboard', EVENT_MANAGER_PLUGIN_URL . '/assets/js/venue-dashboard.min.js', array( 'jquery' ), EVENT_MANAGER_VERSION, true );	
		wp_localize_script( 'wp-event-manager-venue-dashboard', 'event_manager_venue_dashboard', array(

			'i18n_btnOkLabel' => __( 'Delete', 'wp-event-manager' ),

			'i18n_btnCancelLabel' => __( 'Cancel', 'wp-event-manager' ),

			'i18n_confirm_delete' => __( 'Are you sure you want to delete this venue?', 'wp-event-manager' )

		) );

		//organizer
		wp_register_script( 'wp-event-manager-organizer', EVENT_MANAGER_PLUGIN_URL . '/assets/js/organizer.min.js', array( 'jquery','wp-event-manager-common'), EVENT_MANAGER_VERSION, true );
    
    	wp_localize_script( 'wp-event-manager-organizer', 'event_manager_organizer', array(
            'i18n_upcomingEventsTitle' => __( 'Upcoming Events', 'wp-event-manager' ),

            'i18n_pastEventsTitle' => __( 'Past Events', 'wp-event-manager' ),
            
    	    'i18n_currentEventsTitle' => __( 'Current Events', 'wp-event-manager' )
		) );  


		//venue
		wp_register_script( 'wp-event-manager-venue', EVENT_MANAGER_PLUGIN_URL . '/assets/js/venue.min.js', array( 'jquery','wp-event-manager-common'), EVENT_MANAGER_VERSION, true );
    
    	wp_localize_script( 'wp-event-manager-venue', 'event_manager_venue', array(
            'i18n_upcomingEventsTitle' => __( 'Upcoming Events', 'wp-event-manager' ),

            'i18n_pastEventsTitle' => __( 'Past Events', 'wp-event-manager' ),
            
    	    'i18n_currentEventsTitle' => __( 'Current Events', 'wp-event-manager' )
		) );        	

		
		//registration
	    wp_register_script( 'wp-event-manager-event-registration', EVENT_MANAGER_PLUGIN_URL . '/assets/js/event-registration.min.js', array( 'jquery' ), EVENT_MANAGER_VERSION, true );


		wp_enqueue_style( 'wp-event-manager-jquery-ui-css', EVENT_MANAGER_PLUGIN_URL . '/assets/js/jquery-ui/jquery-ui.css');	
		
		wp_enqueue_style( 'wp-event-manager-jquery-timepicker-css', EVENT_MANAGER_PLUGIN_URL . '/assets/js/jquery-timepicker/jquery.timepicker.min.css');
		wp_register_script( 'wp-event-manager-jquery-timepicker', EVENT_MANAGER_PLUGIN_URL. '/assets/js/jquery-timepicker/jquery.timepicker.min.js', array( 'jquery' ,'jquery-ui-core'), EVENT_MANAGER_VERSION, true );
		wp_enqueue_script( 'wp-event-manager-jquery-timepicker');
		
		wp_register_script( 'wp-event-manager-slick-script', EVENT_MANAGER_PLUGIN_URL . '/assets/js/slick/slick.min.js', array( 'jquery' ) );
		wp_register_style( 'wp-event-manager-slick-style', EVENT_MANAGER_PLUGIN_URL . '/assets/js/slick/slick.css' , array( ) );
		
		wp_register_style( 'wp-event-manager-grid-style', EVENT_MANAGER_PLUGIN_URL . '/assets/css/wpem-grid.min.css');
		wp_register_style( 'wp-event-manager-font-style', EVENT_MANAGER_PLUGIN_URL . '/assets/fonts/style.css');
		
		wp_enqueue_style( 'wp-event-manager-grid-style');
		wp_enqueue_style( 'wp-event-manager-font-style');
	}
	/**
	 	 * Cleanup event posting cookies.
	 	 */
	public function cleanup_event_posting_cookies() {
			if ( isset( $_COOKIE['wp-event-manager-submitting-event-id'] ) ) {
					setcookie( 'wp-event-manager-submitting-event-id', '', 0, COOKIEPATH, COOKIE_DOMAIN, false );
			}
			if ( isset( $_COOKIE['wp-event-manager-submitting-event-key'] ) ) {
					setcookie( 'wp-event-manager-submitting-event-key', '', 0, COOKIEPATH, COOKIE_DOMAIN, false );
			}
	}
	
	/**
	 * Check cron status
	 *
	 **/
	public function check_schedule_crons(){
		if ( ! wp_next_scheduled( 'event_manager_check_for_expired_events' ) ) {
			wp_schedule_event( time(), 'hourly', 'event_manager_check_for_expired_events' );
		}
		if ( ! wp_next_scheduled( 'event_manager_delete_old_previews' ) ) {
			wp_schedule_event( time(), 'daily', 'event_manager_delete_old_previews' );
		}
		if ( ! wp_next_scheduled( 'event_manager_clear_expired_transients' ) ) {
			wp_schedule_event( time(), 'twicedaily', 'event_manager_clear_expired_transients' );
		}
	}			
}

/**
 * Create link on plugin page for event manager plugin settings
 */
function add_plugin_page_event_manager_settings_link( $links ) {
    $links[] = '<a href="' .
        admin_url( 'edit.php?post_type=event_listing&page=event-manager-settings' ) .
        '">' . __('Settings', 'wp-event-manager') . '</a>';
        return $links;
}
add_filter('plugin_action_links_'.plugin_basename(__FILE__), 'add_plugin_page_event_manager_settings_link');

/**
 * Main instance of WP Event Manager.
 *
 * Returns the main instance of WP Event Manager to prevent the need to use globals.
 *
 * @since  2.5
 * @return WP_Event_Manager
 */
function WPEM() { // phpcs:ignore WordPress.NamingConventions.ValidFunctionName
	return WP_Event_Manager::instance();
}
$GLOBALS['event_manager'] =  WPEM();