File "class-redux-cdn.php"
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<?php
/**
* Redux Framework CDN Container Class
*
* @author Kevin Provance (kprovance)
* @package Redux_Framework/Classes
* @noinspection PhpIgnoredClassAliasDeclaration
*/
// Exit if accessed directly.
defined( 'ABSPATH' ) || exit;
if ( ! class_exists( 'Redux_CDN', false ) ) {
/**
* Class Redux_CDN
*/
class Redux_CDN {
/**
* Pointer to ReduxFramework object.
*
* @var object
*/
public static $parent;
/**
* Flag to check for set status.
*
* @var bool
*/
private static $set;
/**
* Check for enqueued status of style/script.
*
* @param string $handle File handle.
* @param string $mode Mode to check.
* @param bool $is_script Flag for scrip/style.
*
* @return bool
* @noinspection PhpSameParameterValueInspection
*/
private static function is_enqueued( string $handle, string $mode = 'enqueued', bool $is_script = true ): bool {
if ( $is_script ) {
return wp_script_is( $handle, $mode );
} else {
return wp_style_is( $handle, $mode );
}
}
/**
* Register script/style.
*
* @param string $handle File handle.
* @param string $src_cdn CDN source.
* @param array $deps File deps.
* @param string $ver File version.
* @param mixed $footer_or_media True or 'all'.
* @param bool $is_script Script or style.
*/
private static function register( string $handle, string $src_cdn, array $deps, string $ver, $footer_or_media, bool $is_script = true ) {
if ( $is_script ) {
wp_register_script( $handle, $src_cdn, $deps, $ver, $footer_or_media );
} else {
wp_register_style( $handle, $src_cdn, $deps, $ver, $footer_or_media );
}
}
/**
* Enqueue script or style.
*
* @param string $handle File handle.
* @param string|null $src_cdn CDN source.
* @param array $deps File deps.
* @param string $ver File version.
* @param mixed $footer_or_media True or 'all'.
* @param bool $is_script Script or style.
*/
private static function enqueue( string $handle, ?string $src_cdn, array $deps, string $ver, $footer_or_media, bool $is_script = true ) {
if ( $is_script ) {
wp_enqueue_script( $handle, $src_cdn, $deps, $ver, $footer_or_media );
} else {
wp_enqueue_style( $handle, $src_cdn, $deps, $ver, $footer_or_media );
}
}
/**
* Enqueue/Register CDN
*
* @param bool $register Register or enqueue.
* @param string $handle File handle.
* @param string $src_cdn CDN source.
* @param array $deps File deps.
* @param string $ver File version.
* @param mixed $footer_or_media True or 'all'.
* @param bool $is_script Script or style.
*/
private static function cdn( bool $register, string $handle, string $src_cdn, array $deps, string $ver, $footer_or_media, bool $is_script ) {
$tran_key = '_style_cdn_is_up';
if ( $is_script ) {
$tran_key = '_script_cdn_is_up';
}
$cdn_is_up = get_transient( $handle . $tran_key );
if ( $cdn_is_up ) {
if ( $register ) {
self::register( $handle, $src_cdn, $deps, $ver, $footer_or_media, $is_script );
} else {
self::enqueue( $handle, $src_cdn, $deps, $ver, $footer_or_media, $is_script );
}
} else {
$prefix = '/' === $src_cdn[1] ? 'http:' : '';
// phpcs:ignore WordPress.PHP.NoSilencedErrors
$cdn_response = @wp_remote_get( $prefix . $src_cdn );
if ( is_wp_error( $cdn_response ) || 200 !== wp_remote_retrieve_response_code( $cdn_response ) ) {
if ( class_exists( 'Redux_Vendor_URL' ) || class_exists( 'Redux_VendorURL' ) ) {
if ( class_exists( 'Redux_Vendor_URL' ) ) {
$src = Redux_Vendor_URL::get_url( $handle );
} else {
$src = Redux_VendorURL::get_url( $handle );
}
if ( $register ) {
self::register( $handle, $src, $deps, $ver, $footer_or_media, $is_script );
} else {
self::enqueue( $handle, $src, $deps, $ver, $footer_or_media, $is_script );
}
} elseif ( ! self::is_enqueued( $handle, 'enqueued', $is_script ) ) {
$msg = esc_html__( 'Please wait a few minutes, then try refreshing the page. Unable to load some remotely hosted scripts.', 'redux-framework' );
if ( self::$parent->args['dev_mode'] ) {
// translators: %s: URL.
$msg = sprintf( esc_html__( 'If you are developing offline, please download and install the %s plugin/extension to bypass our CDN and avoid this warning', 'redux-framework' ), '<a href="https://github.com/reduxframework/redux-vendor-support" target="_blank">Redux Vendor Support</a>' );
}
// translators: %s: CDN handle.
$msg = '<strong>' . esc_html__( 'Redux Framework Warning', 'redux-framework' ) . '</strong><br/>' . sprintf( esc_html__( '%s CDN unavailable. Some controls may not render properly.', 'redux-framework' ), $handle ) . ' ' . $msg;
$data = array(
'parent' => self::$parent,
'type' => 'error',
'msg' => $msg,
'id' => $handle . $tran_key,
'dismiss' => false,
);
Redux_Admin_Notices::set_notice( $data );
}
} else {
set_transient( $handle . $tran_key, true, MINUTE_IN_SECONDS * self::$parent->args['cdn_check_time'] );
if ( $register ) {
self::register( $handle, $src_cdn, $deps, $ver, $footer_or_media, $is_script );
} else {
self::enqueue( $handle, $src_cdn, $deps, $ver, $footer_or_media, $is_script );
}
}
}
}
/**
* Register/enqueue file from vendor library.
*
* @param bool $register Register or enqueue.
* @param string $handle File handle.
* @param array $deps File deps.
* @param string $ver File version.
* @param mixed $footer_or_media True or 'all'.
* @param bool $is_script Script or style.
*/
private static function vendor_plugin( bool $register, string $handle, array $deps, string $ver, $footer_or_media, bool $is_script ) {
if ( class_exists( 'Redux_Vendor_URL' ) || class_exists( 'Redux_VendorURL' ) ) {
if ( class_exists( 'Redux_Vendor_URL' ) ) {
$src = Redux_Vendor_URL::get_url( $handle );
} else {
$src = Redux_VendorURL::get_url( $handle );
}
if ( $register ) {
self::register( $handle, $src, $deps, $ver, $footer_or_media, $is_script );
} else {
self::enqueue( $handle, $src, $deps, $ver, $footer_or_media, $is_script );
}
} elseif ( ! self::$set ) {
// translators: %s: Vendor support URL. %s: Admin plugins page.
$msg = sprintf( esc_html__( 'The %1$s (or extension) is either not installed or not activated and thus, some controls may not render properly. Please ensure that it is installed and %2$s', 'redux-framework' ), '<a href="https://github.com/reduxframework/redux-vendor-support">Vendor Support plugin</a>', '<a href="' . admin_url( 'plugins.php' ) . '">' . esc_html__( 'activated.', 'redux-framework' ) . '</a>' );
$data = array(
'parent' => self::$parent,
'type' => 'error',
'msg' => $msg,
'id' => $handle,
'dismiss' => false,
);
Redux_Admin_Notices::set_notice( $data );
self::$set = true;
}
}
/**
* Register style CDN or local.
*
* @param string $handle File handle.
* @param string $src_cdn CDN source.
* @param array $deps File deps.
* @param string $ver File version.
* @param string $media True or 'all'.
*/
public static function register_style( string $handle, string $src_cdn, array $deps = array(), string $ver = '', string $media = 'all' ) {
if ( empty( self::$parent ) || self::$parent->args['use_cdn'] ) {
self::cdn( true, $handle, $src_cdn, $deps, $ver, $media, false );
} else {
self::vendor_plugin( true, $handle, $deps, $ver, $media, false );
}
}
/** Register script CDN or local.
*
* @param string $handle File handle.
* @param string $src_cdn CDN source.
* @param array $deps File deps.
* @param string $ver File version.
* @param bool $in_footer Script in footer.
*/
public static function register_script( string $handle, string $src_cdn, array $deps = array(), string $ver = '', bool $in_footer = false ) {
if ( empty( self::$parent ) || self::$parent->args['use_cdn'] ) {
self::cdn( true, $handle, $src_cdn, $deps, $ver, $in_footer, true );
} else {
self::vendor_plugin( true, $handle, $deps, $ver, $in_footer, true );
}
}
/**
* Enqueue style CDN or local.
*
* @param string $handle File handle.
* @param string $src_cdn CDN source.
* @param array $deps File deps.
* @param string $ver File version.
* @param string $media Media type.
*/
public static function enqueue_style( string $handle, string $src_cdn, array $deps = array(), string $ver = '', string $media = 'all' ) {
if ( self::$parent->args['use_cdn'] ) {
self::cdn( false, $handle, $src_cdn, $deps, $ver, $media, false );
} else {
self::vendor_plugin( false, $handle, $deps, $ver, $media, false );
}
}
/**
* Enqueue script CDN or local.
*
* @param string $handle File handle.
* @param string $src_cdn CDN source.
* @param array $deps File seps.
* @param string $ver File version.
* @param bool $in_footer Script in footer.
*/
public static function enqueue_script( string $handle, string $src_cdn, array $deps = array(), string $ver = '', bool $in_footer = false ) {
if ( self::$parent->args['use_cdn'] ) {
self::cdn( false, $handle, $src_cdn, $deps, $ver, $in_footer, true );
} else {
self::vendor_plugin( false, $handle, $deps, $ver, $in_footer, true );
}
}
}
}
if ( ! class_exists( 'Redux_Vendor_URL' ) && class_exists( 'Redux_Extension_Vendor_Support' ) ) {
class_alias( 'Redux_VendorURL', 'Redux_Vendor_URL' );
}