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von raredesign | Dez 3, 2019 | Allgemein | 0 Kommentare
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| Current Path : /var/www/web28/html/wp-content/plugins/fusion-builder/inc/lib/inc/ |
| Current File : //var/www/web28/html/wp-content/plugins/fusion-builder/inc/lib/inc/class-fusion-dynamic-js-file.php |
<?php
/**
* Dynamic-JS loader - File Method.
*
* @package Fusion-Library
* @since 1.0.0
*/
/**
* Handles enqueueing files dynamically.
*/
final class Fusion_Dynamic_JS_File {
/**
* The Fusion_Dynamic_JS object.
*
* @access protected
* @since 1.0.0
* @var object
*/
protected $dynamic_js;
/**
* An array of our scripts.
* Each script also lists its dependencies.
*
* @static
* @access protected
* @since 1.0.0
* @var array
*/
protected static $scripts = [];
/**
* The filename.
*
* @access protected
* @since 1.0.0
* @var false|string
*/
protected $filename;
/**
* The Fusion_Filesystem instance of the $filename.
*
* @access public
* @since 1.0.0
* @var null|object
*/
public $file = null;
/**
* Constructor.
*
* @access public
* @since 1.0.0
* @param object $dynamic_js An instance of the Fusion_Dynamic_JS object.
*/
public function __construct( $dynamic_js ) {
$this->dynamic_js = $dynamic_js;
$this->filename = $this->get_filename();
$this->file = new Fusion_Filesystem( $this->filename, 'fusion-scripts' );
$no_file = false;
if ( ! file_exists( $this->file->get_path() ) ) {
$url = $this->write_file();
if ( ! $url ) {
$no_file = true;
}
}
if ( $no_file || ! $this->js_file_is_readable() ) {
new Fusion_Dynamic_JS_Separate( $dynamic_js );
} else {
$this->enqueue_scripts();
}
}
/**
* Enqueues the file.
*
* @access public
* @since 1.0.0
* @return void
*/
public function enqueue_scripts() {
global $fusion_library_latest_version;
// Don't need JS on builder frame.
if ( function_exists( 'fusion_is_builder_frame' ) && fusion_is_builder_frame() ) {
return;
}
// Get an array of external dependencies.
$dependencies = array_unique( $this->dynamic_js->get_external_dependencies() );
// Enqueue the script.
wp_enqueue_script( 'fusion-scripts', $this->file->get_url(), $dependencies, $fusion_library_latest_version, true );
}
/**
* Check if file is accessable.
*
* @access public
* @since 1.0.0
* @return bool
*/
public function js_file_is_readable() {
// Get the file-path.
$file_path = $this->file->get_path();
// Check if the file is readable in the transient and apply the filter.
$is_readable = apply_filters( 'fusion_compiler_js_file_is_readable', get_transient( 'fusion_dynamic_js_readable' ) );
// If not readable, we need to do some extra checks.
if ( ! $is_readable ) {
// Check if we can access the file via PHP.
$is_readable = (bool) ( is_readable( $file_path ) );
// If we could access the file via PHP, check that we can get the URL.
if ( $is_readable ) {
// Check for 403 / 500.
$response = wp_safe_remote_get(
$this->file->get_url(),
[
'timeout' => 5,
]
);
$response_code = wp_remote_retrieve_response_code( $response );
// Check if the response is ok.
$is_readable = ( 200 === $response_code );
// Cache readable only. No need to cache unreadable, it's false anyway.
if ( $is_readable ) {
set_transient( 'fusion_dynamic_js_readable', true );
}
}
}
return apply_filters( 'fusion_compiler_js_file_is_readable', $is_readable );
}
/**
* Gets the compiled JS.
*
* @access protected
* @since 1.0.0
* @return string
*/
protected function get_compiled_js() {
$scripts = $this->dynamic_js->get_ordered_scripts();
$l10n = $this->dynamic_js->get_localizations();
$content = '';
// Super-dependencies.
foreach ( $scripts as $key => $script ) {
if ( 'cssua' === $script['handle'] || 'modernizr' === $script['handle'] ) {
$path = $script['path'];
// Skip if the path is empty or file doesn't exist.
if ( ! $path || ! file_exists( $path ) ) {
continue;
}
// Add the contents of the JS file.
$file_content = fusion_file_get_contents( $path );
$file_content = trim( $file_content );
if ( ! empty( $file_content ) ) {
// Sometimes minimized scripts omit the closing column at the end.
// Check and add missing ';' here.
if ( ';' !== substr( $file_content, -1 ) && '}' !== substr( $file_content, -1 ) && ')' !== substr( $file_content, -1 ) ) {
$file_content .= ';';
}
$content .= $file_content;
// Add a blank line after each script.
$content .= PHP_EOL;
}
unset( $scripts[ $key ] );
}
}
// Add enqueued scripts.
foreach ( $scripts as $script ) {
// Localize scripts.
foreach ( $l10n as $l10n_script ) {
if ( $script['handle'] !== $l10n_script['handle'] ) {
continue;
}
foreach ( (array) $l10n_script['data'] as $key => $value ) {
if ( ! is_scalar( $value ) ) {
continue;
}
$l10n_script['data'][ $key ] = html_entity_decode( (string) $value, ENT_QUOTES, 'UTF-8' );
}
$value = wp_json_encode( $l10n_script['data'] );
$content .= "var {$l10n_script['name']}={$value};";
}
$path = $script['path'];
// Skip if the path is empty or file doesn't exist.
if ( ! $path || ! file_exists( $path ) ) {
continue;
}
// Add the contents of the JS file.
$file_content = fusion_file_get_contents( $path );
$file_content = trim( $file_content );
if ( ! empty( $file_content ) ) {
// Sometimes minimized scripts omit the closing column at the end.
// Check and add missing ';' here.
if ( ';' !== substr( $file_content, -1 ) && '}' !== substr( $file_content, -1 ) && ')' !== substr( $file_content, -1 ) ) {
$file_content .= ';';
}
$content .= $file_content;
// Add a blank line after each script.
$content .= PHP_EOL;
}
}
return apply_filters( 'fusion_dynamic_js_final', $content );
}
/**
* Writes the styles to a file.
*
* @access public
* @since 1.0.0
* @return bool Whether the file-write was successful or not.
*/
public function write_file() {
// Get the compiled JS.
$content = $this->get_compiled_js();
// Attempt to write the file.
return ( $this->file->write_file( $content ) );
}
/**
* Gets the filename.
*
* @access public
* @since 1.0.0
* @return string
*/
public function get_filename() {
$filenames = [];
// If page has conditions, we skip filename lookup, no need to fetch.
if ( empty( fusion_library()->conditional_loading ) ) {
$filenames = get_transient( 'fusion_dynamic_js_filenames' );
}
if ( ! is_array( $filenames ) ) {
$filenames = [];
}
$id = (int) fusion_library()->get_page_id();
// If page has no conditions then check if we already have filename for this.
if ( empty( fusion_library()->conditional_loading ) && isset( $_SERVER['HTTP_HOST'] ) && isset( $_SERVER['PHP_SELF'] ) && isset( $_SERVER['REQUEST_URI'] ) ) {
$host = sanitize_text_field( wp_unslash( $_SERVER['HTTP_HOST'] ) );
$self = sanitize_text_field( wp_unslash( $_SERVER['PHP_SELF'] ) );
$uri = sanitize_text_field( wp_unslash( $_SERVER['REQUEST_URI'] ) );
$id .= md5( $host . $self . $uri );
if ( isset( $filenames[ $id ] ) ) {
return $filenames[ $id ] . '.min.js';
}
}
// Do not reorder files here to improve performace.
$scripts = wp_json_encode( $this->dynamic_js->get_scripts( false ) );
$l10n = wp_json_encode( $this->dynamic_js->get_localizations() );
// Create a filename using md5() and combining the scripts array with localizations.
$filename = md5( $scripts . $l10n );
// If page has no conditions, set filename to lookup.
if ( empty( fusion_library()->conditional_loading ) ) {
$filenames[ $id ] = $filename;
set_transient( 'fusion_dynamic_js_filenames', $filenames, HOUR_IN_SECONDS );
}
return $filename . '.min.js';
}
/**
* DEPRECATED. Deletes all compiled JS files.
*
* @static
* @access public
* @since 1.0.0
* @return void
*/
public static function delete_compiled_js() {
/* Deprecated. Keeping this around in case someone is using it in a custom implementation. It won't do anything, but it won't throw errors or cause planes to crash either. */
}
/**
* Resets the cached filenames transient.
*
* @static
* @since 1.0.0
*/
public static function reset_cached_filenames() {
delete_transient( 'fusion_dynamic_js_filenames' );
}
/**
* Resets JS compiler transient.
*
* @static
* @since 1.0.0
* @return void
*/
public static function delete_dynamic_js_transient() {
delete_transient( 'fusion_dynamic_js_readable' );
}
}
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