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<?php
/**
* REST API: WP_REST_Font_Faces_Controller class
*
* @package WordPress
* @subpackage REST_API
* @since 6.5.0
*/
/**
* Class to access font faces through the REST API.
*/
class WP_REST_Font_Faces_Controller extends WP_REST_Posts_Controller {
/**
* The latest version of theme.json schema supported by the controller.
*
* @since 6.5.0
* @var int
*/
const LATEST_THEME_JSON_VERSION_SUPPORTED = 3;
/**
* Whether the controller supports batching.
*
* @since 6.5.0
* @var false
*/
protected $allow_batch = false;
/**
* Registers the routes for posts.
*
* @since 6.5.0
*
* @see register_rest_route()
*/
public function register_routes() {
register_rest_route(
$this->namespace,
'/' . $this->rest_base,
array(
'args' => array(
'font_family_id' => array(
'description' => __( 'The ID for the parent font family of the font face.' ),
'type' => 'integer',
'required' => true,
),
),
array(
'methods' => WP_REST_Server::READABLE,
'callback' => array( $this, 'get_items' ),
'permission_callback' => array( $this, 'get_items_permissions_check' ),
'args' => $this->get_collection_params(),
),
array(
'methods' => WP_REST_Server::CREATABLE,
'callback' => array( $this, 'create_item' ),
'permission_callback' => array( $this, 'create_item_permissions_check' ),
'args' => $this->get_create_params(),
),
'schema' => array( $this, 'get_public_item_schema' ),
)
);
register_rest_route(
$this->namespace,
'/' . $this->rest_base . '/(?P<id>[\d]+)',
array(
'args' => array(
'font_family_id' => array(
'description' => __( 'The ID for the parent font family of the font face.' ),
'type' => 'integer',
'required' => true,
),
'id' => array(
'description' => __( 'Unique identifier for the font face.' ),
'type' => 'integer',
'required' => true,
),
),
array(
'methods' => WP_REST_Server::READABLE,
'callback' => array( $this, 'get_item' ),
'permission_callback' => array( $this, 'get_item_permissions_check' ),
'args' => array(
'context' => $this->get_context_param( array( 'default' => 'view' ) ),
),
),
array(
'methods' => WP_REST_Server::DELETABLE,
'callback' => array( $this, 'delete_item' ),
'permission_callback' => array( $this, 'delete_item_permissions_check' ),
'args' => array(
'force' => array(
'type' => 'boolean',
'default' => false,
'description' => __( 'Whether to bypass Trash and force deletion.', 'default' ),
),
),
),
'schema' => array( $this, 'get_public_item_schema' ),
)
);
}
/**
* Checks if a given request has access to font faces.
*
* @since 6.5.0
*
* @param WP_REST_Request $request Full details about the request.
* @return true|WP_Error True if the request has read access, WP_Error object otherwise.
*/
public function get_items_permissions_check( $request ) {
$post_type = get_post_type_object( $this->post_type );
if ( ! current_user_can( $post_type->cap->read ) ) {
return new WP_Error(
'rest_cannot_read',
__( 'Sorry, you are not allowed to access font faces.' ),
array( 'status' => rest_authorization_required_code() )
);
}
return true;
}
/**
* Checks if a given request has access to a font face.
*
* @since 6.5.0
*
* @param WP_REST_Request $request Full details about the request.
* @return true|WP_Error True if the request has read access, WP_Error object otherwise.
*/
public function get_item_permissions_check( $request ) {
$post = $this->get_post( $request['id'] );
if ( is_wp_error( $post ) ) {
return $post;
}
if ( ! current_user_can( 'read_post', $post->ID ) ) {
return new WP_Error(
'rest_cannot_read',
__( 'Sorry, you are not allowed to access this font face.' ),
array( 'status' => rest_authorization_required_code() )
);
}
return true;
}
/**
* Validates settings when creating a font face.
*
* @since 6.5.0
*
* @param string $value Encoded JSON string of font face settings.
* @param WP_REST_Request $request Request object.
* @return true|WP_Error True if the settings are valid, otherwise a WP_Error object.
*/
public function validate_create_font_face_settings( $value, $request ) {
$settings = json_decode( $value, true );
// Check settings string is valid JSON.
if ( null === $settings ) {
return new WP_Error(
'rest_invalid_param',
__( 'font_face_settings parameter must be a valid JSON string.' ),
array( 'status' => 400 )
);
}
// Check that the font face settings match the theme.json schema.
$schema = $this->get_item_schema()['properties']['font_face_settings'];
$has_valid_settings = rest_validate_value_from_schema( $settings, $schema, 'font_face_settings' );
if ( is_wp_error( $has_valid_settings ) ) {
$has_valid_settings->add_data( array( 'status' => 400 ) );
return $has_valid_settings;
}
// Check that none of the required settings are empty values.
$required = $schema['required'];
foreach ( $required as $key ) {
if ( isset( $settings[ $key ] ) && ! $settings[ $key ] ) {
return new WP_Error(
'rest_invalid_param',
/* translators: %s: Name of the missing font face settings parameter, e.g. "font_face_settings[src]". */
sprintf( __( '%s cannot be empty.' ), "font_face_setting[ $key ]" ),
array( 'status' => 400 )
);
}
}
$srcs = is_array( $settings['src'] ) ? $settings['src'] : array( $settings['src'] );
$files = $request->get_file_params();
foreach ( $srcs as $src ) {
// Check that each src is a non-empty string.
$src = ltrim( $src );
if ( empty( $src ) ) {
return new WP_Error(
'rest_invalid_param',
/* translators: %s: Font face source parameter name: "font_face_settings[src]". */
sprintf( __( '%s values must be non-empty strings.' ), 'font_face_settings[src]' ),
array( 'status' => 400 )
);
}
// Check that srcs are valid URLs or file references.
if ( false === wp_http_validate_url( $src ) && ! isset( $files[ $src ] ) ) {
return new WP_Error(
'rest_invalid_param',
/* translators: 1: Font face source parameter name: "font_face_settings[src]", 2: The invalid src value. */
sprintf( __( '%1$s value "%2$s" must be a valid URL or file reference.' ), 'font_face_settings[src]', $src ),
array( 'status' => 400 )
);
}
}
// Check that each file in the request references a src in the settings.
foreach ( array_keys( $files ) as $file ) {
if ( ! in_array( $file, $srcs, true ) ) {
return new WP_Error(
'rest_invalid_param',
/* translators: 1: File key (e.g. "file-0") in the request data, 2: Font face source parameter name: "font_face_settings[src]". */
sprintf( __( 'File %1$s must be used in %2$s.' ), $file, 'font_face_settings[src]' ),
array( 'status' => 400 )
);
}
}
return true;
}
/**
* Sanitizes the font face settings when creating a font face.
*
* @since 6.5.0
*
* @param string $value Encoded JSON string of font face settings.
* @return array Decoded and sanitized array of font face settings.
*/
public function sanitize_font_face_settings( $value ) {
// Settings arrive as stringified JSON, since this is a multipart/form-data request.
$settings = json_decode( $value, true );
$schema = $this->get_item_schema()['properties']['font_face_settings']['properties'];
// Sanitize settings based on callbacks in the schema.
foreach ( $settings as $key => $value ) {
$sanitize_callback = $schema[ $key ]['arg_options']['sanitize_callback'];
$settings[ $key ] = call_user_func( $sanitize_callback, $value );
}
return $settings;
}
/**
* Retrieves a collection of font faces within the parent font family.
*
* @since 6.5.0
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
*/
public function get_items( $request ) {
$font_family = $this->get_parent_font_family_post( $request['font_family_id'] );
if ( is_wp_error( $font_family ) ) {
return $font_family;
}
return parent::get_items( $request );
}
/**
* Retrieves a single font face within the parent font family.
*
* @since 6.5.0
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
*/
public function get_item( $request ) {
$post = $this->get_post( $request['id'] );
if ( is_wp_error( $post ) ) {
return $post;
}
// Check that the font face has a valid parent font family.
$font_family = $this->get_parent_font_family_post( $request['font_family_id'] );
if ( is_wp_error( $font_family ) ) {
return $font_family;
}
if ( (int) $font_family->ID !== (int) $post->post_parent ) {
return new WP_Error(
'rest_font_face_parent_id_mismatch',
/* translators: %d: A post id. */
sprintf( __( 'The font face does not belong to the specified font family with id of "%d".' ), $font_family->ID ),
array( 'status' => 404 )
);
}
return parent::get_item( $request );
}
/**
* Creates a font face for the parent font family.
*
* @since 6.5.0
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
*/
public function create_item( $request ) {
$font_family = $this->get_parent_font_family_post( $request['font_family_id'] );
if ( is_wp_error( $font_family ) ) {
return $font_family;
}
// Settings have already been decoded by ::sanitize_font_face_settings().
$settings = $request->get_param( 'font_face_settings' );
$file_params = $request->get_file_params();
// Check that the necessary font face properties are unique.
$query = new WP_Query(
array(
'post_type' => $this->post_type,
'posts_per_page' => 1,
'title' => WP_Font_Utils::get_font_face_slug( $settings ),
'update_post_meta_cache' => false,
'update_post_term_cache' => false,
)
);
if ( ! empty( $query->posts ) ) {
return new WP_Error(
'rest_duplicate_font_face',
__( 'A font face matching those settings already exists.' ),
array( 'status' => 400 )
);
}
// Move the uploaded font asset from the temp folder to the fonts directory.
if ( ! function_exists( 'wp_handle_upload' ) ) {
require_once ABSPATH . 'wp-admin/includes/file.php';
}
$srcs = is_string( $settings['src'] ) ? array( $settings['src'] ) : $settings['src'];
$processed_srcs = array();
$font_file_meta = array();
foreach ( $srcs as $src ) {
// If src not a file reference, use it as is.
if ( ! isset( $file_params[ $src ] ) ) {
$processed_srcs[] = $src;
continue;
}
$file = $file_params[ $src ];
$font_file = $this->handle_font_file_upload( $file );
if ( is_wp_error( $font_file ) ) {
return $font_file;
}
$processed_srcs[] = $font_file['url'];
$font_file_meta[] = $this->relative_fonts_path( $font_file['file'] );
}
// Store the updated settings for prepare_item_for_database to use.
$settings['src'] = count( $processed_srcs ) === 1 ? $processed_srcs[0] : $processed_srcs;
$request->set_param( 'font_face_settings', $settings );
// Ensure that $settings data is slashed, so values with quotes are escaped.
// WP_REST_Posts_Controller::create_item uses wp_slash() on the post_content.
$font_face_post = parent::create_item( $request );
if ( is_wp_error( $font_face_post ) ) {
return $font_face_post;
}
$font_face_id = $font_face_post->data['id'];
foreach ( $font_file_meta as $font_file_path ) {
add_post_meta( $font_face_id, '_wp_font_face_file', $font_file_path );
}
return $font_face_post;
}
/**
* Deletes a single font face.
*
* @since 6.5.0
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
*/
public function delete_item( $request ) {
$post = $this->get_post( $request['id'] );
if ( is_wp_error( $post ) ) {
return $post;
}
$font_family = $this->get_parent_font_family_post( $request['font_family_id'] );
if ( is_wp_error( $font_family ) ) {
return $font_family;
}
if ( (int) $font_family->ID !== (int) $post->post_parent ) {
return new WP_Error(
'rest_font_face_parent_id_mismatch',
/* translators: %d: A post id. */
sprintf( __( 'The font face does not belong to the specified font family with id of "%d".' ), $font_family->ID ),
array( 'status' => 404 )
);
}
$force = isset( $request['force'] ) ? (bool) $request['force'] : false;
// We don't support trashing for font faces.
if ( ! $force ) {
return new WP_Error(
'rest_trash_not_supported',
/* translators: %s: force=true */
sprintf( __( 'Font faces do not support trashing. Set "%s" to delete.' ), 'force=true' ),
array( 'status' => 501 )
);
}
return parent::delete_item( $request );
}
/**
* Prepares a single font face output for response.
*
* @since 6.5.0
*
* @param WP_Post $item Post object.
* @param WP_REST_Request $request Request object.
* @return WP_REST_Response Response object.
*/
public function prepare_item_for_response( $item, $request ) {
$fields = $this->get_fields_for_response( $request );
$data = array();
if ( rest_is_field_included( 'id', $fields ) ) {
$data['id'] = $item->ID;
}
if ( rest_is_field_included( 'theme_json_version', $fields ) ) {
$data['theme_json_version'] = static::LATEST_THEME_JSON_VERSION_SUPPORTED;
}
if ( rest_is_field_included( 'parent', $fields ) ) {
$data['parent'] = $item->post_parent;
}
if ( rest_is_field_included( 'font_face_settings', $fields ) ) {
$data['font_face_settings'] = $this->get_settings_from_post( $item );
}
$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
$data = $this->add_additional_fields_to_object( $data, $request );
$data = $this->filter_response_by_context( $data, $context );
$response = rest_ensure_response( $data );
if ( rest_is_field_included( '_links', $fields ) || rest_is_field_included( '_embedded', $fields ) ) {
$links = $this->prepare_links( $item );
$response->add_links( $links );
}
/**
* Filters the font face data for a REST API response.
*
* @since 6.5.0
*
* @param WP_REST_Response $response The response object.
* @param WP_Post $post Font face post object.
* @param WP_REST_Request $request Request object.
*/
return apply_filters( 'rest_prepare_wp_font_face', $response, $item, $request );
}
/**
* Retrieves the post's schema, conforming to JSON Schema.
*
* @since 6.5.0
*
* @return array Item schema data.
*/
public function get_item_schema() {
if ( $this->schema ) {
return $this->add_additional_fields_schema( $this->schema );
}
$schema = array(
'$schema' => 'http://json-schema.org/draft-04/schema#',
'title' => $this->post_type,
'type' => 'object',
// Base properties for every Post.
'properties' => array(
'id' => array(
'description' => __( 'Unique identifier for the post.', 'default' ),
'type' => 'integer',
'context' => array( 'view', 'edit', 'embed' ),
'readonly' => true,
),
'theme_json_version' => array(
'description' => __( 'Version of the theme.json schema used for the typography settings.' ),
'type' => 'integer',
'default' => static::LATEST_THEME_JSON_VERSION_SUPPORTED,
'minimum' => 2,
'maximum' => static::LATEST_THEME_JSON_VERSION_SUPPORTED,
'context' => array( 'view', 'edit', 'embed' ),
),
'parent' => array(
'description' => __( 'The ID for the parent font family of the font face.' ),
'type' => 'integer',
'context' => array( 'view', 'edit', 'embed' ),
),
// Font face settings come directly from theme.json schema
// See https://schemas.wp.org/trunk/theme.json
'font_face_settings' => array(
'description' => __( 'font-face declaration in theme.json format.' ),
'type' => 'object',
'context' => array( 'view', 'edit', 'embed' ),
'properties' => array(
'fontFamily' => array(
'description' => __( 'CSS font-family value.' ),
'type' => 'string',
'default' => '',
'arg_options' => array(
'sanitize_callback' => array( 'WP_Font_Utils', 'sanitize_font_family' ),
),
),
'fontStyle' => array(
'description' => __( 'CSS font-style value.' ),
'type' => 'string',
'default' => 'normal',
'arg_options' => array(
'sanitize_callback' => 'sanitize_text_field',
),
),
'fontWeight' => array(
'description' => __( 'List of available font weights, separated by a space.' ),
'default' => '400',
// Changed from `oneOf` to avoid errors from loose type checking.
// e.g. a fontWeight of "400" validates as both a string and an integer due to is_numeric check.
'type' => array( 'string', 'integer' ),
'arg_options' => array(
'sanitize_callback' => 'sanitize_text_field',
),
),
'fontDisplay' => array(
'description' => __( 'CSS font-display value.' ),
'type' => 'string',
'default' => 'fallback',
'enum' => array(
'auto',
'block',
'fallback',
'swap',
'optional',
),
'arg_options' => array(
'sanitize_callback' => 'sanitize_text_field',
),
),
'src' => array(
'description' => __( 'Paths or URLs to the font files.' ),
// Changed from `oneOf` to `anyOf` due to rest_sanitize_array converting a string into an array,
// and causing a "matches more than one of the expected formats" error.
'anyOf' => array(
array(
'type' => 'string',
),
array(
'type' => 'array',
'items' => array(
'type' => 'string',
),
),
),
'default' => array(),
'arg_options' => array(
'sanitize_callback' => function ( $value ) {
return is_array( $value ) ? array_map( array( $this, 'sanitize_src' ), $value ) : $this->sanitize_src( $value );
},
),
),
'fontStretch' => array(
'description' => __( 'CSS font-stretch value.' ),
'type' => 'string',
'arg_options' => array(
'sanitize_callback' => 'sanitize_text_field',
),
),
'ascentOverride' => array(
'description' => __( 'CSS ascent-override value.' ),
'type' => 'string',
'arg_options' => array(
'sanitize_callback' => 'sanitize_text_field',
),
),
'descentOverride' => array(
'description' => __( 'CSS descent-override value.' ),
'type' => 'string',
'arg_options' => array(
'sanitize_callback' => 'sanitize_text_field',
),
),
'fontVariant' => array(
'description' => __( 'CSS font-variant value.' ),
'type' => 'string',
'arg_options' => array(
'sanitize_callback' => 'sanitize_text_field',
),
),
'fontFeatureSettings' => array(
'description' => __( 'CSS font-feature-settings value.' ),
'type' => 'string',
'arg_options' => array(
'sanitize_callback' => 'sanitize_text_field',
),
),
'fontVariationSettings' => array(
'description' => __( 'CSS font-variation-settings value.' ),
'type' => 'string',
'arg_options' => array(
'sanitize_callback' => 'sanitize_text_field',
),
),
'lineGapOverride' => array(
'description' => __( 'CSS line-gap-override value.' ),
'type' => 'string',
'arg_options' => array(
'sanitize_callback' => 'sanitize_text_field',
),
),
'sizeAdjust' => array(
'description' => __( 'CSS size-adjust value.' ),
'type' => 'string',
'arg_options' => array(
'sanitize_callback' => 'sanitize_text_field',
),
),
'unicodeRange' => array(
'description' => __( 'CSS unicode-range value.' ),
'type' => 'string',
'arg_options' => array(
'sanitize_callback' => 'sanitize_text_field',
),
),
'preview' => array(
'description' => __( 'URL to a preview image of the font face.' ),
'type' => 'string',
'format' => 'uri',
'default' => '',
'arg_options' => array(
'sanitize_callback' => 'sanitize_url',
),
),
),
'required' => array( 'fontFamily', 'src' ),
'additionalProperties' => false,
),
),
);
$this->schema = $schema;
return $this->add_additional_fields_schema( $this->schema );
}
/**
* Retrieves the item's schema for display / public consumption purposes.
*
* @since 6.5.0
*
* @return array Public item schema data.
*/
public function get_public_item_schema() {
$schema = parent::get_public_item_schema();
// Also remove `arg_options' from child font_family_settings properties, since the parent
// controller only handles the top level properties.
foreach ( $schema['properties']['font_face_settings']['properties'] as &$property ) {
unset( $property['arg_options'] );
}
return $schema;
}
/**
* Retrieves the query params for the font face collection.
*
* @since 6.5.0
*
* @return array Collection parameters.
*/
public function get_collection_params() {
$query_params = parent::get_collection_params();
// Remove unneeded params.
unset(
$query_params['after'],
$query_params['modified_after'],
$query_params['before'],
$query_params['modified_before'],
$query_params['search'],
$query_params['search_columns'],
$query_params['slug'],
$query_params['status']
);
$query_params['orderby']['default'] = 'id';
$query_params['orderby']['enum'] = array( 'id', 'include' );
/**
* Filters collection parameters for the font face controller.
*
* @since 6.5.0
*
* @param array $query_params JSON Schema-formatted collection parameters.
*/
return apply_filters( 'rest_wp_font_face_collection_params', $query_params );
}
/**
* Get the params used when creating a new font face.
*
* @since 6.5.0
*
* @return array Font face create arguments.
*/
public function get_create_params() {
$properties = $this->get_item_schema()['properties'];
return array(
'theme_json_version' => $properties['theme_json_version'],
// When creating, font_face_settings is stringified JSON, to work with multipart/form-data used
// when uploading font files.
'font_face_settings' => array(
'description' => __( 'font-face declaration in theme.json format, encoded as a string.' ),
'type' => 'string',
'required' => true,
'validate_callback' => array( $this, 'validate_create_font_face_settings' ),
'sanitize_callback' => array( $this, 'sanitize_font_face_settings' ),
),
);
}
/**
* Get the parent font family, if the ID is valid.
*
* @since 6.5.0
*
* @param int $font_family_id Supplied ID.
* @return WP_Post|WP_Error Post object if ID is valid, WP_Error otherwise.
*/
protected function get_parent_font_family_post( $font_family_id ) {
$error = new WP_Error(
'rest_post_invalid_parent',
__( 'Invalid post parent ID.', 'default' ),
array( 'status' => 404 )
);
if ( (int) $font_family_id <= 0 ) {
return $error;
}
$font_family_post = get_post( (int) $font_family_id );
if ( empty( $font_family_post ) || empty( $font_family_post->ID )
|| 'wp_font_family' !== $font_family_post->post_type
) {
return $error;
}
return $font_family_post;
}
/**
* Prepares links for the request.
*
* @since 6.5.0
*
* @param WP_Post $post Post object.
* @return array Links for the given post.
*/
protected function prepare_links( $post ) {
// Entity meta.
return array(
'self' => array(
'href' => rest_url( $this->namespace . '/font-families/' . $post->post_parent . '/font-faces/' . $post->ID ),
),
'collection' => array(
'href' => rest_url( $this->namespace . '/font-families/' . $post->post_parent . '/font-faces' ),
),
'parent' => array(
'href' => rest_url( $this->namespace . '/font-families/' . $post->post_parent ),
),
);
}
/**
* Prepares a single font face post for creation.
*
* @since 6.5.0
*
* @param WP_REST_Request $request Request object.
* @return stdClass Post object.
*/
protected function prepare_item_for_database( $request ) {
$prepared_post = new stdClass();
// Settings have already been decoded by ::sanitize_font_face_settings().
$settings = $request->get_param( 'font_face_settings' );
// Store this "slug" as the post_title rather than post_name, since it uses the fontFamily setting,
// which may contain multibyte characters.
$title = WP_Font_Utils::get_font_face_slug( $settings );
$prepared_post->post_type = $this->post_type;
$prepared_post->post_parent = $request['font_family_id'];
$prepared_post->post_status = 'publish';
$prepared_post->post_title = $title;
$prepared_post->post_name = sanitize_title( $title );
$prepared_post->post_content = wp_json_encode( $settings );
return $prepared_post;
}
/**
* Sanitizes a single src value for a font face.
*
* @since 6.5.0
*
* @param string $value Font face src that is a URL or the key for a $_FILES array item.
* @return string Sanitized value.
*/
protected function sanitize_src( $value ) {
$value = ltrim( $value );
return false === wp_http_validate_url( $value ) ? (string) $value : sanitize_url( $value );
}
/**
* Handles the upload of a font file using wp_handle_upload().
*
* @since 6.5.0
*
* @param array $file Single file item from $_FILES.
* @return array|WP_Error Array containing uploaded file attributes on success, or WP_Error object on failure.
*/
protected function handle_font_file_upload( $file ) {
add_filter( 'upload_mimes', array( 'WP_Font_Utils', 'get_allowed_font_mime_types' ) );
// Filter the upload directory to return the fonts directory.
add_filter( 'upload_dir', '_wp_filter_font_directory' );
$overrides = array(
'upload_error_handler' => array( $this, 'handle_font_file_upload_error' ),
// Not testing a form submission.
'test_form' => false,
// Only allow uploading font files for this request.
'mimes' => WP_Font_Utils::get_allowed_font_mime_types(),
);
// Bypasses is_uploaded_file() when running unit tests.
if ( defined( 'DIR_TESTDATA' ) && DIR_TESTDATA ) {
$overrides['action'] = 'wp_handle_mock_upload';
}
$uploaded_file = wp_handle_upload( $file, $overrides );
remove_filter( 'upload_dir', '_wp_filter_font_directory' );
remove_filter( 'upload_mimes', array( 'WP_Font_Utils', 'get_allowed_font_mime_types' ) );
return $uploaded_file;
}
/**
* Handles file upload error.
*
* @since 6.5.0
*
* @param array $file File upload data.
* @param string $message Error message from wp_handle_upload().
* @return WP_Error WP_Error object.
*/
public function handle_font_file_upload_error( $file, $message ) {
$status = 500;
$code = 'rest_font_upload_unknown_error';
if ( __( 'Sorry, you are not allowed to upload this file type.' ) === $message ) {
$status = 400;
$code = 'rest_font_upload_invalid_file_type';
}
return new WP_Error( $code, $message, array( 'status' => $status ) );
}
/**
* Returns relative path to an uploaded font file.
*
* The path is relative to the current fonts directory.
*
* @since 6.5.0
* @access private
*
* @param string $path Full path to the file.
* @return string Relative path on success, unchanged path on failure.
*/
protected function relative_fonts_path( $path ) {
$new_path = $path;
$fonts_dir = wp_get_font_dir();
if ( str_starts_with( $new_path, $fonts_dir['basedir'] ) ) {
$new_path = str_replace( $fonts_dir['basedir'], '', $new_path );
$new_path = ltrim( $new_path, '/' );
}
return $new_path;
}
/**
* Gets the font face's settings from the post.
*
* @since 6.5.0
*
* @param WP_Post $post Font face post object.
* @return array Font face settings array.
*/
protected function get_settings_from_post( $post ) {
$settings = json_decode( $post->post_content, true );
$properties = $this->get_item_schema()['properties']['font_face_settings']['properties'];
// Provide required, empty settings if needed.
if ( null === $settings ) {
$settings = array(
'fontFamily' => '',
'src' => array(),
);
}
// Only return the properties defined in the schema.
return array_intersect_key( $settings, $properties );
}
}
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