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<?php |
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|
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/** |
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* Redux Framework CDN Container Class |
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* |
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* @author Kevin Provance (kprovance) |
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* @package Redux_Framework |
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* @subpackage Core |
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*/ |
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|
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// Exit if accessed directly |
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; |
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} |
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|
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if ( ! class_exists( 'Redux_CDN' ) ) { |
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class Redux_CDN { |
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static public $_parent; |
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static private $_set; |
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|
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private static function is_enqueued( $handle, $list = 'enqueued', $is_script ) { |
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if ( $is_script ) { |
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wp_script_is( $handle, $list ); |
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} else { |
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wp_style_is( $handle, $list ); |
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} |
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} |
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|
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private static function _register( $handle, $src_cdn, $deps, $ver, $footer_or_media, $is_script = true ) { |
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if ( $is_script ) { |
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wp_register_script( $handle, $src_cdn, $deps, $ver, $footer_or_media ); |
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} else { |
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wp_register_style( $handle, $src_cdn, $deps, $ver, $footer_or_media ); |
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} |
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} |
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|
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private static function _enqueue( $handle, $src_cdn, $deps, $ver, $footer_or_media, $is_script = true ) { |
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if ( $is_script ) { |
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wp_enqueue_script( $handle, $src_cdn, $deps, $ver, $footer_or_media ); |
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} else { |
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wp_enqueue_style( $handle, $src_cdn, $deps, $ver, $footer_or_media ); |
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} |
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} |
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|
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private static function _cdn( $register = true, $handle, $src_cdn, $deps, $ver, $footer_or_media, $is_script = true ) { |
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$tran_key = '_style_cdn_is_up'; |
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if ( $is_script ) { |
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$tran_key = '_script_cdn_is_up'; |
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} |
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|
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$cdn_is_up = get_transient( $handle . $tran_key ); |
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if ( $cdn_is_up ) { |
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if ( $register ) { |
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self::_register( $handle, $src_cdn, $deps, $ver, $footer_or_media, $is_script ); |
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} else { |
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self::_enqueue( $handle, $src_cdn, $deps, $ver, $footer_or_media, $is_script ); |
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} |
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} else { |
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|
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$prefix = $src_cdn[1] == "/" ? 'http:' : ''; |
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$cdn_response = @wp_remote_get( $prefix . $src_cdn ); |
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|
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if ( is_wp_error( $cdn_response ) || wp_remote_retrieve_response_code( $cdn_response ) != '200' ) { |
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if ( class_exists( 'Redux_VendorURL' ) ) { |
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$src = Redux_VendorURL::get_url( $handle ); |
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|
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if ( $register ) { |
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self::_register( $handle, $src, $deps, $ver, $footer_or_media, $is_script ); |
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} else { |
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self::_enqueue( $handle, $src, $deps, $ver, $footer_or_media, $is_script ); |
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} |
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} else { |
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if ( ! self::is_enqueued( $handle, 'enqueued', $is_script ) ) { |
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$msg = __( 'Please wait a few minutes, then try refreshing the page. Unable to load some remotely hosted scripts.', 'redux-framework' ); |
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if ( self::$_parent->args['dev_mode'] ) { |
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$msg = sprintf( __( 'If you are developing offline, please download and install the <a href="%s" target="_blank">Redux Vendor Support</a> plugin/extension to bypass the our CDN and avoid this warning', 'redux-framework' ), 'https://github.com/reduxframework/redux-vendor-support' ); |
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} |
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|
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$msg = '<strong>' . __( 'Redux Framework Warning', 'redux-framework' ) . '</strong><br/>' . sprintf( __( '%s CDN unavailable. Some controls may not render properly.', 'redux-framework' ), $handle ) . ' ' . $msg; |
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|
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$data = array( |
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'parent' => self::$_parent, |
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'type' => 'error', |
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'msg' => $msg, |
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'id' => $handle . $tran_key, |
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'dismiss' => false |
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); |
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|
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Redux_Admin_Notices::set_notice($data); |
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} |
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} |
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} else { |
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set_transient( $handle . $tran_key, true, MINUTE_IN_SECONDS * self::$_parent->args['cdn_check_time'] ); |
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|
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if ( $register ) { |
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self::_register( $handle, $src_cdn, $deps, $ver, $footer_or_media, $is_script ); |
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} else { |
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self::_enqueue( $handle, $src_cdn, $deps, $ver, $footer_or_media, $is_script ); |
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} |
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} |
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} |
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} |
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|
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private static function _vendor_plugin( $register = true, $handle, $src_cdn, $deps, $ver, $footer_or_media, $is_script = true ) { |
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if ( class_exists( 'Redux_VendorURL' ) ) { |
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$src = Redux_VendorURL::get_url( $handle ); |
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|
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if ( $register ) { |
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self::_register( $handle, $src, $deps, $ver, $footer_or_media, $is_script ); |
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} else { |
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self::_enqueue( $handle, $src, $deps, $ver, $footer_or_media, $is_script ); |
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} |
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} else { |
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if ( ! self::$_set ) { |
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$msg = sprintf( __( 'The <a href="%s">Vendor Support plugin</a> (or extension) is either not installed or not activated and thus, some controls may not render properly. Please ensure that it is installed and <a href="%s">activated</a>', 'redux-framework' ), 'https://github.com/reduxframework/redux-vendor-support', admin_url( 'plugins.php' ) ); |
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|
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$data = array( |
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'parent' => self::$_parent, |
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'type' => 'error', |
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'msg' => $msg, |
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'id' => $handle, |
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'dismiss' => false |
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); |
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|
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Redux_Admin_Notices::set_notice($data); |
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|
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self::$_set = true; |
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} |
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} |
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} |
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|
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public static function register_style( $handle, $src_cdn = false, $deps = array(), $ver = false, $media = 'all' ) { |
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if ( self::$_parent->args['use_cdn'] ) { |
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self::_cdn( true, $handle, $src_cdn, $deps, $ver, $media, $is_script = false ); |
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} else { |
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self::_vendor_plugin( true, $handle, $src_cdn, $deps, $ver, $media, $is_script = false ); |
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} |
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} |
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|
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public static function register_script( $handle, $src_cdn = false, $deps = array(), $ver = false, $in_footer = false ) { |
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if ( self::$_parent->args['use_cdn'] ) { |
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self::_cdn( true, $handle, $src_cdn, $deps, $ver, $in_footer, $is_script = true ); |
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} else { |
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self::_vendor_plugin( true, $handle, $src_cdn, $deps, $ver, $in_footer, $is_script = true ); |
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} |
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} |
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|
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public static function enqueue_style( $handle, $src_cdn = false, $deps = array(), $ver = false, $media = 'all' ) { |
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if ( self::$_parent->args['use_cdn'] ) { |
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self::_cdn( false, $handle, $src_cdn, $deps, $ver, $media, $is_script = false ); |
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} else { |
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self::_vendor_plugin( false, $handle, $src_cdn, $deps, $ver, $media, $is_script = false ); |
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} |
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} |
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|
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public static function enqueue_script( $handle, $src_cdn = false, $deps = array(), $ver = false, $in_footer = false ) { |
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if ( self::$_parent->args['use_cdn'] ) { |
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self::_cdn( false, $handle, $src_cdn, $deps, $ver, $in_footer, $is_script = true ); |
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} else { |
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self::_vendor_plugin( false, $handle, $src_cdn, $deps, $ver, $in_footer, $is_script = true ); |
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} |
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} |
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} |
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} |
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|
