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<?php /** * Block Editor & Media Library - Image Studio plugin feature. * * @package automattic/jetpack */ namespace Automattic\Jetpack\Extensions\ImageStudio; use Automattic\Jetpack\Connection\Manager as Connection_Manager; use Automattic\Jetpack\Status; use Automattic\Jetpack\Status\Host; use Automattic\Jetpack\Status\Visitor; use function Automattic\Jetpack\Extensions\Shared\determine_iso_639_locale; if ( ! defined( 'ABSPATH' ) ) { exit( 0 ); } require_once __DIR__ . '/../../shared/cdn-locale.php'; const FEATURE_NAME = 'image-studio'; const FEATURE_CLIP_META_KEY = '_jetpack_feature_clip_id'; const ASSET_BASE_PATH = 'widgets.wp.com/agents-manager/'; const ASSET_JS_URL = 'https://' . ASSET_BASE_PATH . 'image-studio.min.js'; const ASSET_CSS_URL = 'https://' . ASSET_BASE_PATH . 'image-studio.css'; const ASSET_RTL_URL = 'https://' . ASSET_BASE_PATH . 'image-studio.rtl.css'; const ASSET_JSON_URL = 'https://' . ASSET_BASE_PATH . 'image-studio.asset.json'; const ASSET_JSON_PATH = ASSET_BASE_PATH . 'image-studio.asset.json'; const ASSET_TRANSLATIONS_URL = 'https://' . ASSET_BASE_PATH . 'languages/'; const ASSET_TRANSIENT = 'jetpack_image_studio_asset'; /** * Check if Image Studio is enabled. * * Enabled when AI features are available and either the request is from an * Automattician or the Big Sky plugin is active and enabled. * * @return bool */ function is_image_studio_enabled() { if ( is_ciab_environment() || is_big_sky_enabled() ) { return true; } if ( ! has_jetpack_ai_features() ) { return false; } return true; } /** * Check if the Big Sky plugin is active and enabled. * * @return bool */ function is_big_sky_enabled() { return class_exists( 'Big_Sky' ) && get_option( 'big_sky_enable', '1' ); } /** * Check if current environment is CIAB (Commerce in a Box) / Next Admin. * * Uses the same detection method as Help Center and Agents Manager * * @return bool True if CIAB/Next Admin environment. */ function is_ciab_environment() { return (bool) did_action( 'next_admin_init' ); } /** * Signal to Big Sky that Jetpack is handling Image Studio. * * Sets the jetpack_image_studio_enabled filter to true so that * Big Sky skips its own Image Studio loading when Jetpack has * AI features available. * * @return void */ function signal_image_studio_active() { if ( is_image_studio_enabled() ) { add_filter( 'jetpack_image_studio_enabled', '__return_true', 5 ); } } add_action( 'init', __NAMESPACE__ . '\signal_image_studio_active' ); /** * Check whether AI features are available. * * - wpcom simple: always available. * - Otherwise requires a connected owner with AI not disabled * (same conditions the AI Assistant plugin uses to register). * * @return bool */ function has_jetpack_ai_features() { $host = new Host(); if ( $host->is_wpcom_simple() ) { return true; } return ( new Connection_Manager( 'jetpack' ) )->has_connected_owner() && ! ( new Status() )->is_offline_mode() && apply_filters( 'jetpack_ai_enabled', true ); } /** * Check whether the video clip generation flow can run on the current site. * * Image Studio enablement is always required — video clip generation is only * offered on the same plans/environments that surface Image Studio itself, * on WPCOM and off. On WPCOM the helper also mirrors the server-side * `wpcom_site_can_upload_videos()` capability check so the client and server * agree. Off-WPCOM (self-hosted Jetpack, standalone VideoPress, dev * environments) that helper isn't loaded, so only the Image Studio gate * applies; the server is the source of truth if generation is unsupported. * * @return bool */ function image_studio_can_generate_video_clips() { if ( ! is_image_studio_enabled() ) { return false; } if ( function_exists( 'wpcom_site_can_upload_videos' ) && ! wpcom_site_can_upload_videos() ) { return false; } /** * Filter the video clip generation capability. Consulted only after the * Image Studio and `wpcom_site_can_upload_videos()` hard gates pass. * * @since 15.9 * * @param bool|null $override Override value, or null to use default detection. */ $override = apply_filters( 'jetpack_image_studio_can_generate_video_clips', null ); if ( null !== $override ) { return (bool) $override; } return true; } /** * Check if the current screen is a block editor (Post Editor or Site Editor). * * @return bool */ function is_block_editor() { if ( ! function_exists( 'get_current_screen' ) ) { return false; } $screen = get_current_screen(); return $screen && $screen->is_block_editor(); } /** * Check if the current screen is the Media Library. * * @return bool */ function is_media_library() { if ( ! function_exists( 'get_current_screen' ) ) { return false; } $screen = get_current_screen(); return $screen && 'upload' === $screen->base; } /** * Register the Image Studio plugin. * * Registers unconditionally when either filter is true. Screen-level gating * happens at enqueue time since get_current_screen() is not available here. * * @return void */ function register_plugin() { if ( ! is_image_studio_enabled() ) { return; } \Jetpack_Gutenberg::set_extension_available( FEATURE_NAME ); } add_action( 'jetpack_register_gutenberg_extensions', __NAMESPACE__ . '\register_plugin' ); /** * Permission check for reading or writing the feature clip meta on a given * post. WordPress runs `auth_callback` for both REST GET and POST against the * meta key, so this gate determines visibility as well as mutability. * * @param bool $allowed Whether the user is allowed (unused — recomputed here). * @param string $meta_key Meta key being checked. * @param int $object_id Post ID. * @return bool */ function feature_clip_meta_auth_callback( $allowed, $meta_key, $object_id ) { unset( $allowed, $meta_key ); return current_user_can( 'edit_post', (int) $object_id ); } /** * Register the post meta that links a generated video clip to a post. * * Stored as the attachment ID; the URL is resolved client-side via the * Media Library so deletes/replacements stay consistent. Registered for * `post` only — pages can be added later if there's a use case. * * @return void */ function register_feature_clip_post_meta() { if ( ! is_image_studio_enabled() ) { return; } register_post_meta( 'post', FEATURE_CLIP_META_KEY, array( 'type' => 'integer', 'description' => 'Attachment ID of the generated video clip designated as this post\'s feature clip.', 'single' => true, 'default' => 0, 'show_in_rest' => true, 'sanitize_callback' => 'absint', 'auth_callback' => __NAMESPACE__ . '\feature_clip_meta_auth_callback', ) ); } add_action( 'init', __NAMESPACE__ . '\register_feature_clip_post_meta' ); /** * Fetch and cache the remote asset manifest. * * On WordPress.com, the asset file may be accessible on the local filesystem * (under ABSPATH). This avoids an HTTP round-trip and works on sandboxes where * outbound requests to widgets.wp.com may be blocked. * * @return array|false The decoded asset data, or false on failure. */ function get_asset_data() { $cached = get_transient( ASSET_TRANSIENT ); if ( false !== $cached ) { return $cached; } $data = get_asset_data_from_file(); if ( false === $data ) { $data = get_asset_data_from_remote(); } if ( false === $data ) { return false; } if ( ! ( defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ) ) { set_transient( ASSET_TRANSIENT, $data, HOUR_IN_SECONDS ); } return $data; } /** * Try to read the asset manifest from the local filesystem. * * On WordPress.com, widgets.wp.com assets are available at ABSPATH. * * @return array|false The decoded asset data, or false if not available locally. */ function get_asset_data_from_file() { $local_path = ABSPATH . ASSET_JSON_PATH; if ( ! file_exists( $local_path ) ) { return false; } // phpcs:ignore WordPress.WP.AlternativeFunctions.file_get_contents_file_get_contents -- Reading a local file, not a remote URL. $contents = file_get_contents( $local_path ); if ( false === $contents ) { return false; } $data = json_decode( $contents, true ); if ( json_last_error() !== JSON_ERROR_NONE || ! is_array( $data ) ) { return false; } return $data; } /** * Fetch the asset manifest via HTTP. * * Used as a fallback when the file is not available locally (e.g. self-hosted sites). * * @return array|false The decoded asset data, or false on failure. */ function get_asset_data_from_remote() { $response = wp_safe_remote_get( ASSET_JSON_URL ); if ( is_wp_error( $response ) || 200 !== wp_remote_retrieve_response_code( $response ) ) { return false; } $content_type = wp_remote_retrieve_header( $response, 'content-type' ); if ( is_string( $content_type ) && false === stripos( $content_type, 'json' ) ) { return false; } $body = wp_remote_retrieve_body( $response ); $data = json_decode( $body, true ); if ( json_last_error() !== JSON_ERROR_NONE || ! is_array( $data ) ) { return false; } return $data; } /** * Get the current site's WordPress.com blog ID for tracking. * * @return int The WordPress.com blog ID, or 0 when unavailable. */ function get_tracking_blog_id() { $blog_id = ( new Host() )->get_wpcom_site_id(); return $blog_id ? absint( $blog_id ) : 0; } /** * Get the current site type for Image Studio tracking. * * @return string The site type: simple, atomic, or jetpack. */ function get_tracking_site_type() { $host = new Host(); if ( $host->is_wpcom_simple() ) { return 'simple'; } if ( $host->is_woa_site() ) { return 'atomic'; } return 'jetpack'; } /** * Check whether the current visitor should be treated as an Automattician. * * @return bool True when the current visitor is an Automattician. */ function is_tracking_automattician() { if ( function_exists( 'wpcom_is_proxied_request' ) && \wpcom_is_proxied_request() && function_exists( 'is_automattician' ) ) { return (bool) \is_automattician(); } return ( new Visitor() )->is_automattician_feature_flags_only(); } /** * Enqueue Image Studio script and style assets. * * @return void */ function do_enqueue_assets() { if ( ! is_image_studio_enabled() ) { return; } $asset_data = get_asset_data(); if ( ! $asset_data ) { return; } $version = $asset_data['version'] ?? false; $dependencies = $asset_data['dependencies'] ?? array(); $locale = determine_iso_639_locale(); if ( 'en' !== $locale ) { // Load translations from widgets.wp.com. wp_enqueue_script( 'image-studio-translations', ASSET_TRANSLATIONS_URL . $locale . '-v1.js', array( 'wp-i18n' ), $version, true ); $dependencies[] = 'image-studio-translations'; } wp_enqueue_script( FEATURE_NAME, ASSET_JS_URL, $dependencies, $version, true ); $image_studio_data = array( 'enabled' => true, 'version' => '1.0', 'blogId' => get_tracking_blog_id(), 'siteType' => get_tracking_site_type(), 'isA11n' => is_tracking_automattician(), 'isDevMode' => jetpack_is_internal_testing_environment(), 'canGenerateVideoClips' => image_studio_can_generate_video_clips(), ); wp_add_inline_script( FEATURE_NAME, 'if ( typeof window.imageStudioData === "undefined" ) { window.imageStudioData = ' . wp_json_encode( $image_studio_data, JSON_HEX_TAG | JSON_HEX_AMP ) . '; }', 'before' ); wp_enqueue_style( FEATURE_NAME . '-style', is_rtl() ? ASSET_RTL_URL : ASSET_CSS_URL, array( 'wp-components' ), $version ); } /** * Enqueue Image Studio assets in the block editor. * * @return void */ function enqueue_image_studio() { if ( ! is_block_editor() ) { return; } do_enqueue_assets(); } add_action( 'enqueue_block_editor_assets', __NAMESPACE__ . '\enqueue_image_studio' ); /** * Enqueue Image Studio assets on admin screens (Media Library). * * @return void */ function enqueue_image_studio_admin() { if ( ! is_media_library() ) { return; } do_enqueue_assets(); } add_action( 'admin_enqueue_scripts', __NAMESPACE__ . '\enqueue_image_studio_admin' ); /** * Adds an "Edit with AI" row action for supported image types in the media library list view. * * Inserts the action before the default "Edit" link so it's prominently visible. * Only appears for image MIME types that Image Studio supports. * * @param array $actions Row actions array. * @param \WP_Post $post The attachment post object. * @return array Modified row actions. */ function add_image_studio_row_action( $actions, $post ) { // Keep in sync with IMAGE_STUDIO_SUPPORTED_MIME_TYPES in wp-calypso/packages/image-studio/src/types/index.ts. $supported_mime_types = array( 'image/jpeg', 'image/jpg', 'image/png', 'image/webp', 'image/bmp', 'image/tiff', ); if ( ! in_array( $post->post_mime_type, $supported_mime_types, true ) ) { return $actions; } if ( ! current_user_can( 'edit_post', $post->ID ) ) { return $actions; } $link = sprintf( '<a href="#" class="big-sky-image-studio-link" data-attachment-id="%d">%s</a>', absint( $post->ID ), esc_html__( 'Edit with AI', 'jetpack' ) ); // Insert before the 'edit' action, or append if 'edit' is not present. $new_actions = array(); foreach ( $actions as $key => $value ) { if ( 'edit' === $key ) { $new_actions['edit-with-ai'] = $link; } $new_actions[ $key ] = $value; } if ( ! isset( $new_actions['edit-with-ai'] ) ) { $new_actions['edit-with-ai'] = $link; } return $new_actions; } /** * Register the "Edit with AI" row action on the Media Library screen. * * @return void */ function register_row_action() { if ( ! is_image_studio_enabled() || ! is_media_library() ) { return; } add_filter( 'media_row_actions', __NAMESPACE__ . '\add_image_studio_row_action', 10, 2 ); } add_action( 'current_screen', __NAMESPACE__ . '\register_row_action' ); /** * Get the list of AI image extensions that conflict with Image Studio. * * @return array */ function get_ai_image_extensions() { return array( 'ai-featured-image-generator', 'ai-assistant-image-extension', 'ai-general-purpose-image-generator', 'ai-assistant-experimental-image-generation-support', ); } /** * Disable Jetpack AI image extensions when Image Studio is available. * * When Image Studio is available (via Jetpack_Gutenberg::is_available), AI image * extensions are disabled globally to avoid duplicate functionality. * * @return void */ function disable_jetpack_ai_image_extensions() { if ( ! \Jetpack_Gutenberg::is_available( FEATURE_NAME ) ) { return; } foreach ( get_ai_image_extensions() as $extension ) { \Jetpack_Gutenberg::set_extension_unavailable( $extension, 'image_studio_active' ); } } // Priority 99 ensures this runs after all AI extensions are registered at default priority. add_action( 'jetpack_register_gutenberg_extensions', __NAMESPACE__ . '\disable_jetpack_ai_image_extensions', 99 );
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