eventespresso / event-espresso-core

core/services/assets/Registry.php

Indentation +549 added lines, -549 removed lines

@@ -23,560 +23,560 @@
 class Registry
 {
 
-    const FILE_NAME_BUILD_MANIFEST = 'build-manifest.json';
-
-    /**
-     * @var AssetCollection $assets
-     */
-    protected $assets;
-
-    /**
-     * @var I18nRegistry
-     */
-    private $i18n_registry;
-
-    /**
-     * This holds the jsdata data object that will be exposed on pages that enqueue the `eejs-core` script.
-     *
-     * @var array
-     */
-    protected $jsdata = array();
-
-    /**
-     * This keeps track of all scripts with registered data.  It is used to prevent duplicate data objects setup in the
-     * page source.
-     *
-     * @var array
-     */
-    private $script_handles_with_data = array();
-
-    /**
-     * Holds the manifest data obtained from registered manifest files.
-     * Manifests are maps of asset chunk name to actual built asset file names.
-     * Shape of this array is:
-     * array(
-     *  'some_namespace_slug' => array(
-     *      'some_chunk_name' => array(
-     *          'js' => 'filename.js'
-     *          'css' => 'filename.js'
-     *      ),
-     *      'url_base' => 'https://baseurl.com/to/assets
-     *  )
-     * )
-     *
-     * @var array
-     */
-    private $manifest_data = array();
-
-
-    /**
-     * Registry constructor.
-     * Hooking into WP actions for script registry.
-     *
-     * @param AssetCollection $assets
-     * @param I18nRegistry    $i18n_registry
-     */
-    public function __construct(AssetCollection $assets, I18nRegistry $i18n_registry)
-    {
-        $this->assets = $assets;
-        $this->i18n_registry = $i18n_registry;
-        add_action('wp_enqueue_scripts', array($this, 'registerManifestFiles'), 1);
-        add_action('admin_enqueue_scripts', array($this, 'registerManifestFiles'), 1);
-        add_action('wp_enqueue_scripts', array($this, 'registerScriptsAndStyles'), 3);
-        add_action('admin_enqueue_scripts', array($this, 'registerScriptsAndStyles'), 3);
-        add_action('wp_enqueue_scripts', array($this, 'enqueueData'), 4);
-        add_action('admin_enqueue_scripts', array($this, 'enqueueData'), 4);
-        add_action('wp_print_footer_scripts', array($this, 'enqueueData'), 1);
-        add_action('admin_print_footer_scripts', array($this, 'enqueueData'), 1);
-    }
-
-
-    /**
-     * For classes that have Registry as a dependency, this provides a handy way to register script handles for i18n
-     * translation handling.
-     *
-     * @return I18nRegistry
-     */
-    public function getI18nRegistry()
-    {
-        return $this->i18n_registry;
-    }
-
-
-    /**
-     * Callback for the wp_enqueue_scripts actions used to register assets.
-     *
-     * @since $VID:$
-     * @throws Exception
-     */
-    public function registerScriptsAndStyles()
-    {
-        try {
-            $this->registerScripts($this->assets->getJavascriptAssets());
-            $this->registerStyles($this->assets->getStylesheetAssets());
-        } catch (Exception $exception) {
-            new ExceptionStackTraceDisplay($exception);
-        }
-    }
-
-
-    /**
-     * Registers JS assets with WP core
-     *
-     * @since $VID:$
-     * @param JavascriptAsset[] $scripts
-     * @throws AssetRegistrationException
-     * @throws InvalidDataTypeException
-     */
-    public function registerScripts(array $scripts)
-    {
-        foreach ($scripts as $script) {
-            // skip to next script if this has already been done
-            if ($script->isRegistered()) {
-                continue;
-            }
-            do_action(
-                'AHEE__EventEspresso_core_services_assets_Registry__registerScripts__before_script',
-                $script
-            );
-            $registered = wp_register_script(
-                $script->handle(),
-                $script->source(),
-                $script->dependencies(),
-                $script->version(),
-                $script->loadInFooter()
-            );
-            if (defined('EE_DEBUG') && EE_DEBUG && ! $registered) {
-                throw new AssetRegistrationException($script->handle());
-            }
-            $script->setRegistered($registered);
-            if ($script->requiresTranslation()) {
-                $this->registerTranslation($script->handle());
-            }
-            do_action(
-                'AHEE__EventEspresso_core_services_assets_Registry__registerScripts__after_script',
-                $script
-            );
-        }
-    }
-
-
-    /**
-     * Registers CSS assets with WP core
-     *
-     * @since $VID:$
-     * @param StylesheetAsset[] $styles
-     * @throws InvalidDataTypeException
-     */
-    public function registerStyles(array $styles)
-    {
-        foreach ($styles as $style) {
-            // skip to next style if this has already been done
-            if ($style->isRegistered()) {
-                continue;
-            }
-            do_action(
-                'AHEE__EventEspresso_core_services_assets_Registry__registerStyles__before_style',
-                $style
-            );
-            wp_enqueue_style(
-                $style->handle(),
-                $style->source(),
-                $style->dependencies(),
-                $style->version(),
-                $style->media()
-            );
-            $style->setRegistered();
-            do_action(
-                'AHEE__EventEspresso_core_services_assets_Registry__registerStyles__after_style',
-                $style
-            );
-        }
-    }
-
-
-    /**
-     * Call back for the script print in frontend and backend.
-     * Used to call wp_localize_scripts so that data can be added throughout the runtime until this later hook point.
-     *
-     * @since 4.9.31.rc.015
-     */
-    public function enqueueData()
-    {
-        $this->removeAlreadyRegisteredDataForScriptHandles();
-        wp_add_inline_script(
-            'eejs-core',
-            'var eejsdata=' . wp_json_encode(array('data' => $this->jsdata)),
-            'before'
-        );
-        $scripts = $this->assets->getJavascriptAssetsWithData();
-        foreach ($scripts as $script) {
-            $this->addRegisteredScriptHandlesWithData($script->handle());
-            if ($script->hasLocalizationCallback()) {
-                $localize = $script->localizationCallback();
-                $localize();
-            }
-        }
-    }
-
-
-    /**
-     * Used to add data to eejs.data object.
-     * Note:  Overriding existing data is not allowed.
-     * Data will be accessible as a javascript object when you list `eejs-core` as a dependency for your javascript.
-     * If the data you add is something like this:
-     *  $this->addData( 'my_plugin_data', array( 'foo' => 'gar' ) );
-     * It will be exposed in the page source as:
-     *  eejs.data.my_plugin_data.foo == gar
-     *
-     * @param string       $key   Key used to access your data
-     * @param string|array $value Value to attach to key
-     * @throws InvalidArgumentException
-     */
-    public function addData($key, $value)
-    {
-        if ($this->verifyDataNotExisting($key)) {
-            $this->jsdata[ $key ] = $value;
-        }
-    }
-
-
-    /**
-     * Similar to addData except this allows for users to push values to an existing key where the values on key are
-     * elements in an array.
-     * When you use this method, the value you include will be appended to the end of an array on $key.
-     * So if the $key was 'test' and you added a value of 'my_data' then it would be represented in the javascript
-     * object like this, eejs.data.test = [ my_data,
-     * ]
-     * If there has already been a scalar value attached to the data object given key, then
-     * this will throw an exception.
-     *
-     * @param string       $key   Key to attach data to.
-     * @param string|array $value Value being registered.
-     * @throws InvalidArgumentException
-     */
-    public function pushData($key, $value)
-    {
-        if (isset($this->jsdata[ $key ])
-            && ! is_array($this->jsdata[ $key ])
-        ) {
-            throw new InvalidArgumentException(
-                sprintf(
-                    __(
-                        'The value for %1$s is already set and it is not an array. The %2$s method can only be used to
+	const FILE_NAME_BUILD_MANIFEST = 'build-manifest.json';
+
+	/**
+	 * @var AssetCollection $assets
+	 */
+	protected $assets;
+
+	/**
+	 * @var I18nRegistry
+	 */
+	private $i18n_registry;
+
+	/**
+	 * This holds the jsdata data object that will be exposed on pages that enqueue the `eejs-core` script.
+	 *
+	 * @var array
+	 */
+	protected $jsdata = array();
+
+	/**
+	 * This keeps track of all scripts with registered data.  It is used to prevent duplicate data objects setup in the
+	 * page source.
+	 *
+	 * @var array
+	 */
+	private $script_handles_with_data = array();
+
+	/**
+	 * Holds the manifest data obtained from registered manifest files.
+	 * Manifests are maps of asset chunk name to actual built asset file names.
+	 * Shape of this array is:
+	 * array(
+	 *  'some_namespace_slug' => array(
+	 *      'some_chunk_name' => array(
+	 *          'js' => 'filename.js'
+	 *          'css' => 'filename.js'
+	 *      ),
+	 *      'url_base' => 'https://baseurl.com/to/assets
+	 *  )
+	 * )
+	 *
+	 * @var array
+	 */
+	private $manifest_data = array();
+
+
+	/**
+	 * Registry constructor.
+	 * Hooking into WP actions for script registry.
+	 *
+	 * @param AssetCollection $assets
+	 * @param I18nRegistry    $i18n_registry
+	 */
+	public function __construct(AssetCollection $assets, I18nRegistry $i18n_registry)
+	{
+		$this->assets = $assets;
+		$this->i18n_registry = $i18n_registry;
+		add_action('wp_enqueue_scripts', array($this, 'registerManifestFiles'), 1);
+		add_action('admin_enqueue_scripts', array($this, 'registerManifestFiles'), 1);
+		add_action('wp_enqueue_scripts', array($this, 'registerScriptsAndStyles'), 3);
+		add_action('admin_enqueue_scripts', array($this, 'registerScriptsAndStyles'), 3);
+		add_action('wp_enqueue_scripts', array($this, 'enqueueData'), 4);
+		add_action('admin_enqueue_scripts', array($this, 'enqueueData'), 4);
+		add_action('wp_print_footer_scripts', array($this, 'enqueueData'), 1);
+		add_action('admin_print_footer_scripts', array($this, 'enqueueData'), 1);
+	}
+
+
+	/**
+	 * For classes that have Registry as a dependency, this provides a handy way to register script handles for i18n
+	 * translation handling.
+	 *
+	 * @return I18nRegistry
+	 */
+	public function getI18nRegistry()
+	{
+		return $this->i18n_registry;
+	}
+
+
+	/**
+	 * Callback for the wp_enqueue_scripts actions used to register assets.
+	 *
+	 * @since $VID:$
+	 * @throws Exception
+	 */
+	public function registerScriptsAndStyles()
+	{
+		try {
+			$this->registerScripts($this->assets->getJavascriptAssets());
+			$this->registerStyles($this->assets->getStylesheetAssets());
+		} catch (Exception $exception) {
+			new ExceptionStackTraceDisplay($exception);
+		}
+	}
+
+
+	/**
+	 * Registers JS assets with WP core
+	 *
+	 * @since $VID:$
+	 * @param JavascriptAsset[] $scripts
+	 * @throws AssetRegistrationException
+	 * @throws InvalidDataTypeException
+	 */
+	public function registerScripts(array $scripts)
+	{
+		foreach ($scripts as $script) {
+			// skip to next script if this has already been done
+			if ($script->isRegistered()) {
+				continue;
+			}
+			do_action(
+				'AHEE__EventEspresso_core_services_assets_Registry__registerScripts__before_script',
+				$script
+			);
+			$registered = wp_register_script(
+				$script->handle(),
+				$script->source(),
+				$script->dependencies(),
+				$script->version(),
+				$script->loadInFooter()
+			);
+			if (defined('EE_DEBUG') && EE_DEBUG && ! $registered) {
+				throw new AssetRegistrationException($script->handle());
+			}
+			$script->setRegistered($registered);
+			if ($script->requiresTranslation()) {
+				$this->registerTranslation($script->handle());
+			}
+			do_action(
+				'AHEE__EventEspresso_core_services_assets_Registry__registerScripts__after_script',
+				$script
+			);
+		}
+	}
+
+
+	/**
+	 * Registers CSS assets with WP core
+	 *
+	 * @since $VID:$
+	 * @param StylesheetAsset[] $styles
+	 * @throws InvalidDataTypeException
+	 */
+	public function registerStyles(array $styles)
+	{
+		foreach ($styles as $style) {
+			// skip to next style if this has already been done
+			if ($style->isRegistered()) {
+				continue;
+			}
+			do_action(
+				'AHEE__EventEspresso_core_services_assets_Registry__registerStyles__before_style',
+				$style
+			);
+			wp_enqueue_style(
+				$style->handle(),
+				$style->source(),
+				$style->dependencies(),
+				$style->version(),
+				$style->media()
+			);
+			$style->setRegistered();
+			do_action(
+				'AHEE__EventEspresso_core_services_assets_Registry__registerStyles__after_style',
+				$style
+			);
+		}
+	}
+
+
+	/**
+	 * Call back for the script print in frontend and backend.
+	 * Used to call wp_localize_scripts so that data can be added throughout the runtime until this later hook point.
+	 *
+	 * @since 4.9.31.rc.015
+	 */
+	public function enqueueData()
+	{
+		$this->removeAlreadyRegisteredDataForScriptHandles();
+		wp_add_inline_script(
+			'eejs-core',
+			'var eejsdata=' . wp_json_encode(array('data' => $this->jsdata)),
+			'before'
+		);
+		$scripts = $this->assets->getJavascriptAssetsWithData();
+		foreach ($scripts as $script) {
+			$this->addRegisteredScriptHandlesWithData($script->handle());
+			if ($script->hasLocalizationCallback()) {
+				$localize = $script->localizationCallback();
+				$localize();
+			}
+		}
+	}
+
+
+	/**
+	 * Used to add data to eejs.data object.
+	 * Note:  Overriding existing data is not allowed.
+	 * Data will be accessible as a javascript object when you list `eejs-core` as a dependency for your javascript.
+	 * If the data you add is something like this:
+	 *  $this->addData( 'my_plugin_data', array( 'foo' => 'gar' ) );
+	 * It will be exposed in the page source as:
+	 *  eejs.data.my_plugin_data.foo == gar
+	 *
+	 * @param string       $key   Key used to access your data
+	 * @param string|array $value Value to attach to key
+	 * @throws InvalidArgumentException
+	 */
+	public function addData($key, $value)
+	{
+		if ($this->verifyDataNotExisting($key)) {
+			$this->jsdata[ $key ] = $value;
+		}
+	}
+
+
+	/**
+	 * Similar to addData except this allows for users to push values to an existing key where the values on key are
+	 * elements in an array.
+	 * When you use this method, the value you include will be appended to the end of an array on $key.
+	 * So if the $key was 'test' and you added a value of 'my_data' then it would be represented in the javascript
+	 * object like this, eejs.data.test = [ my_data,
+	 * ]
+	 * If there has already been a scalar value attached to the data object given key, then
+	 * this will throw an exception.
+	 *
+	 * @param string       $key   Key to attach data to.
+	 * @param string|array $value Value being registered.
+	 * @throws InvalidArgumentException
+	 */
+	public function pushData($key, $value)
+	{
+		if (isset($this->jsdata[ $key ])
+			&& ! is_array($this->jsdata[ $key ])
+		) {
+			throw new InvalidArgumentException(
+				sprintf(
+					__(
+						'The value for %1$s is already set and it is not an array. The %2$s method can only be used to
                          push values to this data element when it is an array.',
-                        'event_espresso'
-                    ),
-                    $key,
-                    __METHOD__
-                )
-            );
-        }
-        $this->jsdata[ $key ][] = $value;
-    }
-
-
-    /**
-     * Used to set content used by javascript for a template.
-     * Note: Overrides of existing registered templates are not allowed.
-     *
-     * @param string $template_reference
-     * @param string $template_content
-     * @throws InvalidArgumentException
-     */
-    public function addTemplate($template_reference, $template_content)
-    {
-        if (! isset($this->jsdata['templates'])) {
-            $this->jsdata['templates'] = array();
-        }
-        //no overrides allowed.
-        if (isset($this->jsdata['templates'][ $template_reference ])) {
-            throw new InvalidArgumentException(
-                sprintf(
-                    __(
-                        'The %1$s key already exists for the templates array in the js data array.  No overrides are allowed.',
-                        'event_espresso'
-                    ),
-                    $template_reference
-                )
-            );
-        }
-        $this->jsdata['templates'][ $template_reference ] = $template_content;
-    }
-
-
-    /**
-     * Retrieve the template content already registered for the given reference.
-     *
-     * @param string $template_reference
-     * @return string
-     */
-    public function getTemplate($template_reference)
-    {
-        return isset($this->jsdata['templates'][ $template_reference ])
-            ? $this->jsdata['templates'][ $template_reference ]
-            : '';
-    }
-
-
-    /**
-     * Retrieve registered data.
-     *
-     * @param string $key Name of key to attach data to.
-     * @return mixed                If there is no for the given key, then false is returned.
-     */
-    public function getData($key)
-    {
-        return isset($this->jsdata[ $key ])
-            ? $this->jsdata[ $key ]
-            : false;
-    }
-
-
-    /**
-     * Verifies whether the given data exists already on the jsdata array.
-     * Overriding data is not allowed.
-     *
-     * @param string $key Index for data.
-     * @return bool        If valid then return true.
-     * @throws InvalidArgumentException if data already exists.
-     */
-    protected function verifyDataNotExisting($key)
-    {
-        if (isset($this->jsdata[ $key ])) {
-            if (is_array($this->jsdata[ $key ])) {
-                throw new InvalidArgumentException(
-                    sprintf(
-                        __(
-                            'The value for %1$s already exists in the Registry::eejs object.
+						'event_espresso'
+					),
+					$key,
+					__METHOD__
+				)
+			);
+		}
+		$this->jsdata[ $key ][] = $value;
+	}
+
+
+	/**
+	 * Used to set content used by javascript for a template.
+	 * Note: Overrides of existing registered templates are not allowed.
+	 *
+	 * @param string $template_reference
+	 * @param string $template_content
+	 * @throws InvalidArgumentException
+	 */
+	public function addTemplate($template_reference, $template_content)
+	{
+		if (! isset($this->jsdata['templates'])) {
+			$this->jsdata['templates'] = array();
+		}
+		//no overrides allowed.
+		if (isset($this->jsdata['templates'][ $template_reference ])) {
+			throw new InvalidArgumentException(
+				sprintf(
+					__(
+						'The %1$s key already exists for the templates array in the js data array.  No overrides are allowed.',
+						'event_espresso'
+					),
+					$template_reference
+				)
+			);
+		}
+		$this->jsdata['templates'][ $template_reference ] = $template_content;
+	}
+
+
+	/**
+	 * Retrieve the template content already registered for the given reference.
+	 *
+	 * @param string $template_reference
+	 * @return string
+	 */
+	public function getTemplate($template_reference)
+	{
+		return isset($this->jsdata['templates'][ $template_reference ])
+			? $this->jsdata['templates'][ $template_reference ]
+			: '';
+	}
+
+
+	/**
+	 * Retrieve registered data.
+	 *
+	 * @param string $key Name of key to attach data to.
+	 * @return mixed                If there is no for the given key, then false is returned.
+	 */
+	public function getData($key)
+	{
+		return isset($this->jsdata[ $key ])
+			? $this->jsdata[ $key ]
+			: false;
+	}
+
+
+	/**
+	 * Verifies whether the given data exists already on the jsdata array.
+	 * Overriding data is not allowed.
+	 *
+	 * @param string $key Index for data.
+	 * @return bool        If valid then return true.
+	 * @throws InvalidArgumentException if data already exists.
+	 */
+	protected function verifyDataNotExisting($key)
+	{
+		if (isset($this->jsdata[ $key ])) {
+			if (is_array($this->jsdata[ $key ])) {
+				throw new InvalidArgumentException(
+					sprintf(
+						__(
+							'The value for %1$s already exists in the Registry::eejs object.
                             Overrides are not allowed. Since the value of this data is an array, you may want to use the
                             %2$s method to push your value to the array.',
-                            'event_espresso'
-                        ),
-                        $key,
-                        'pushData()'
-                    )
-                );
-            }
-            throw new InvalidArgumentException(
-                sprintf(
-                    __(
-                        'The value for %1$s already exists in the Registry::eejs object. Overrides are not
+							'event_espresso'
+						),
+						$key,
+						'pushData()'
+					)
+				);
+			}
+			throw new InvalidArgumentException(
+				sprintf(
+					__(
+						'The value for %1$s already exists in the Registry::eejs object. Overrides are not
                         allowed.  Consider attaching your value to a different key',
-                        'event_espresso'
-                    ),
-                    $key
-                )
-            );
-        }
-        return true;
-    }
-
-
-    /**
-     * Get the actual asset path for asset manifests.
-     * If there is no asset path found for the given $chunk_name, then the $chunk_name is returned.
-     *
-     * @param string $namespace  The namespace associated with the manifest file hosting the map of chunk_name to actual
-     *                           asset file location.
-     * @param string $chunk_name
-     * @param string $asset_type
-     * @return string
-     * @since 4.9.59.p
-     */
-    public function getAssetUrl($namespace, $chunk_name, $asset_type)
-    {
-        $url = isset(
-            $this->manifest_data[ $namespace ][ $chunk_name . '.' . $asset_type ],
-            $this->manifest_data[ $namespace ]['url_base']
-        )
-            ? $this->manifest_data[ $namespace ]['url_base']
-              . $this->manifest_data[ $namespace ][ $chunk_name . '.' . $asset_type ]
-            : $chunk_name;
-        return apply_filters(
-            'FHEE__EventEspresso_core_services_assets_Registry__getAssetUrl',
-            $url,
-            $namespace,
-            $chunk_name,
-            $asset_type
-        );
-    }
-
-
-
-    /**
-     * Return the url to a js file for the given namespace and chunk name.
-     *
-     * @param string $namespace
-     * @param string $chunk_name
-     * @return string
-     */
-    public function getJsUrl($namespace, $chunk_name)
-    {
-        return $this->getAssetUrl($namespace, $chunk_name, Asset::TYPE_JS);
-    }
-
-
-    /**
-     * Return the url to a css file for the given namespace and chunk name.
-     *
-     * @param string $namespace
-     * @param string $chunk_name
-     * @return string
-     */
-    public function getCssUrl($namespace, $chunk_name)
-    {
-        return $this->getAssetUrl($namespace, $chunk_name, Asset::TYPE_CSS);
-    }
-
-
-    /**
-     * @since $VID:$
-     * @throws InvalidArgumentException
-     * @throws InvalidFilePathException
-     */
-    public function registerManifestFiles()
-    {
-        $manifest_files = $this->assets->getManifestFiles();
-        foreach ($manifest_files as $manifest_file) {
-            $this->registerManifestFile(
-                $manifest_file->assetNamespace(),
-                $manifest_file->urlBase(),
-                $manifest_file->filepath() . Registry::FILE_NAME_BUILD_MANIFEST
-            );
-        }
-    }
-
-
-    /**
-     * Used to register a js/css manifest file with the registered_manifest_files property.
-     *
-     * @param string $namespace     Provided to associate the manifest file with a specific namespace.
-     * @param string $url_base      The url base for the manifest file location.
-     * @param string $manifest_file The absolute path to the manifest file.
-     * @throws InvalidArgumentException
-     * @throws InvalidFilePathException
-     * @since 4.9.59.p
-     */
-    public function registerManifestFile($namespace, $url_base, $manifest_file)
-    {
-        if (isset($this->manifest_data[ $namespace ])) {
-            throw new InvalidArgumentException(
-                sprintf(
-                    esc_html__(
-                        'The namespace for this manifest file has already been registered, choose a namespace other than %s',
-                        'event_espresso'
-                    ),
-                    $namespace
-                )
-            );
-        }
-        if (filter_var($url_base, FILTER_VALIDATE_URL) === false) {
-            if (is_admin()) {
-                EE_Error::add_error(
-                    sprintf(
-                        esc_html__(
-                            'The url given for %1$s assets is invalid.  The url provided was: "%2$s". This usually happens when another plugin or theme on a site is using the "%3$s" filter or has an invalid url set for the "%4$s" constant',
-                            'event_espresso'
-                        ),
-                        'Event Espresso',
-                        $url_base,
-                        'plugins_url',
-                        'WP_PLUGIN_URL'
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-            }
-            return;
-        }
-        $this->manifest_data[ $namespace ] = $this->decodeManifestFile($manifest_file);
-        if (! isset($this->manifest_data[ $namespace ]['url_base'])) {
-            $this->manifest_data[ $namespace ]['url_base'] = trailingslashit($url_base);
-        }
-    }
-
-
-    /**
-     * Decodes json from the provided manifest file.
-     *
-     * @since 4.9.59.p
-     * @param string $manifest_file Path to manifest file.
-     * @return array
-     * @throws InvalidFilePathException
-     */
-    private function decodeManifestFile($manifest_file)
-    {
-        if (! file_exists($manifest_file)) {
-            throw new InvalidFilePathException($manifest_file);
-        }
-        return json_decode(file_get_contents($manifest_file), true);
-    }
-
-
-    /**
-     * This is used to set registered script handles that have data.
-     *
-     * @param string $script_handle
-     */
-    private function addRegisteredScriptHandlesWithData($script_handle)
-    {
-        $this->script_handles_with_data[ $script_handle ] = $script_handle;
-    }
-
-
-    /**i
+						'event_espresso'
+					),
+					$key
+				)
+			);
+		}
+		return true;
+	}
+
+
+	/**
+	 * Get the actual asset path for asset manifests.
+	 * If there is no asset path found for the given $chunk_name, then the $chunk_name is returned.
+	 *
+	 * @param string $namespace  The namespace associated with the manifest file hosting the map of chunk_name to actual
+	 *                           asset file location.
+	 * @param string $chunk_name
+	 * @param string $asset_type
+	 * @return string
+	 * @since 4.9.59.p
+	 */
+	public function getAssetUrl($namespace, $chunk_name, $asset_type)
+	{
+		$url = isset(
+			$this->manifest_data[ $namespace ][ $chunk_name . '.' . $asset_type ],
+			$this->manifest_data[ $namespace ]['url_base']
+		)
+			? $this->manifest_data[ $namespace ]['url_base']
+			  . $this->manifest_data[ $namespace ][ $chunk_name . '.' . $asset_type ]
+			: $chunk_name;
+		return apply_filters(
+			'FHEE__EventEspresso_core_services_assets_Registry__getAssetUrl',
+			$url,
+			$namespace,
+			$chunk_name,
+			$asset_type
+		);
+	}
+
+
+
+	/**
+	 * Return the url to a js file for the given namespace and chunk name.
+	 *
+	 * @param string $namespace
+	 * @param string $chunk_name
+	 * @return string
+	 */
+	public function getJsUrl($namespace, $chunk_name)
+	{
+		return $this->getAssetUrl($namespace, $chunk_name, Asset::TYPE_JS);
+	}
+
+
+	/**
+	 * Return the url to a css file for the given namespace and chunk name.
+	 *
+	 * @param string $namespace
+	 * @param string $chunk_name
+	 * @return string
+	 */
+	public function getCssUrl($namespace, $chunk_name)
+	{
+		return $this->getAssetUrl($namespace, $chunk_name, Asset::TYPE_CSS);
+	}
+
+
+	/**
+	 * @since $VID:$
+	 * @throws InvalidArgumentException
+	 * @throws InvalidFilePathException
+	 */
+	public function registerManifestFiles()
+	{
+		$manifest_files = $this->assets->getManifestFiles();
+		foreach ($manifest_files as $manifest_file) {
+			$this->registerManifestFile(
+				$manifest_file->assetNamespace(),
+				$manifest_file->urlBase(),
+				$manifest_file->filepath() . Registry::FILE_NAME_BUILD_MANIFEST
+			);
+		}
+	}
+
+
+	/**
+	 * Used to register a js/css manifest file with the registered_manifest_files property.
+	 *
+	 * @param string $namespace     Provided to associate the manifest file with a specific namespace.
+	 * @param string $url_base      The url base for the manifest file location.
+	 * @param string $manifest_file The absolute path to the manifest file.
+	 * @throws InvalidArgumentException
+	 * @throws InvalidFilePathException
+	 * @since 4.9.59.p
+	 */
+	public function registerManifestFile($namespace, $url_base, $manifest_file)
+	{
+		if (isset($this->manifest_data[ $namespace ])) {
+			throw new InvalidArgumentException(
+				sprintf(
+					esc_html__(
+						'The namespace for this manifest file has already been registered, choose a namespace other than %s',
+						'event_espresso'
+					),
+					$namespace
+				)
+			);
+		}
+		if (filter_var($url_base, FILTER_VALIDATE_URL) === false) {
+			if (is_admin()) {
+				EE_Error::add_error(
+					sprintf(
+						esc_html__(
+							'The url given for %1$s assets is invalid.  The url provided was: "%2$s". This usually happens when another plugin or theme on a site is using the "%3$s" filter or has an invalid url set for the "%4$s" constant',
+							'event_espresso'
+						),
+						'Event Espresso',
+						$url_base,
+						'plugins_url',
+						'WP_PLUGIN_URL'
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+			}
+			return;
+		}
+		$this->manifest_data[ $namespace ] = $this->decodeManifestFile($manifest_file);
+		if (! isset($this->manifest_data[ $namespace ]['url_base'])) {
+			$this->manifest_data[ $namespace ]['url_base'] = trailingslashit($url_base);
+		}
+	}
+
+
+	/**
+	 * Decodes json from the provided manifest file.
+	 *
+	 * @since 4.9.59.p
+	 * @param string $manifest_file Path to manifest file.
+	 * @return array
+	 * @throws InvalidFilePathException
+	 */
+	private function decodeManifestFile($manifest_file)
+	{
+		if (! file_exists($manifest_file)) {
+			throw new InvalidFilePathException($manifest_file);
+		}
+		return json_decode(file_get_contents($manifest_file), true);
+	}
+
+
+	/**
+	 * This is used to set registered script handles that have data.
+	 *
+	 * @param string $script_handle
+	 */
+	private function addRegisteredScriptHandlesWithData($script_handle)
+	{
+		$this->script_handles_with_data[ $script_handle ] = $script_handle;
+	}
+
+
+	/**i
      * Checks WP_Scripts for all of each script handle registered internally as having data and unsets from the
      * Dependency stored in WP_Scripts if its set.
      */
-    private function removeAlreadyRegisteredDataForScriptHandles()
-    {
-        if (empty($this->script_handles_with_data)) {
-            return;
-        }
-        foreach ($this->script_handles_with_data as $script_handle) {
-            $this->removeAlreadyRegisteredDataForScriptHandle($script_handle);
-        }
-    }
-
-
-    /**
-     * Removes any data dependency registered in WP_Scripts if its set.
-     *
-     * @param string $script_handle
-     */
-    private function removeAlreadyRegisteredDataForScriptHandle($script_handle)
-    {
-        if (isset($this->script_handles_with_data[ $script_handle ])) {
-            global $wp_scripts;
-            $unset_handle = false;
-            if ($wp_scripts->get_data($script_handle, 'data')) {
-                unset($wp_scripts->registered[ $script_handle ]->extra['data']);
-                $unset_handle = true;
-            }
-            //deal with inline_scripts
-            if ($wp_scripts->get_data($script_handle, 'before')) {
-                unset($wp_scripts->registered[ $script_handle ]->extra['before']);
-                $unset_handle = true;
-            }
-            if ($wp_scripts->get_data($script_handle, 'after')) {
-                unset($wp_scripts->registered[ $script_handle ]->extra['after']);
-            }
-            if ($unset_handle) {
-                unset($this->script_handles_with_data[ $script_handle ]);
-            }
-        }
-    }
-
-
-    /**
-     * register translations for a registered script
-     *
-     * @param string $handle
-     */
-    public function registerTranslation($handle)
-    {
-        $this->i18n_registry->registerScriptI18n($handle);
-    }
+	private function removeAlreadyRegisteredDataForScriptHandles()
+	{
+		if (empty($this->script_handles_with_data)) {
+			return;
+		}
+		foreach ($this->script_handles_with_data as $script_handle) {
+			$this->removeAlreadyRegisteredDataForScriptHandle($script_handle);
+		}
+	}
+
+
+	/**
+	 * Removes any data dependency registered in WP_Scripts if its set.
+	 *
+	 * @param string $script_handle
+	 */
+	private function removeAlreadyRegisteredDataForScriptHandle($script_handle)
+	{
+		if (isset($this->script_handles_with_data[ $script_handle ])) {
+			global $wp_scripts;
+			$unset_handle = false;
+			if ($wp_scripts->get_data($script_handle, 'data')) {
+				unset($wp_scripts->registered[ $script_handle ]->extra['data']);
+				$unset_handle = true;
+			}
+			//deal with inline_scripts
+			if ($wp_scripts->get_data($script_handle, 'before')) {
+				unset($wp_scripts->registered[ $script_handle ]->extra['before']);
+				$unset_handle = true;
+			}
+			if ($wp_scripts->get_data($script_handle, 'after')) {
+				unset($wp_scripts->registered[ $script_handle ]->extra['after']);
+			}
+			if ($unset_handle) {
+				unset($this->script_handles_with_data[ $script_handle ]);
+			}
+		}
+	}
+
+
+	/**
+	 * register translations for a registered script
+	 *
+	 * @param string $handle
+	 */
+	public function registerTranslation($handle)
+	{
+		$this->i18n_registry->registerScriptI18n($handle);
+	}
 }