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Code Reference Classes BP_REST_Activity_Link_Preview_Endpoint

BP_REST_Activity_Link_Preview_Endpoint

Activity link preview endpoints.

Description

Source

File: bp-activity/classes/class-bp-rest-activity-link-preview-endpoint.php

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class BP_REST_Activity_Link_Preview_Endpoint extends WP_REST_Controller {
 
    /**
     * Constructor.
     *
     * @since 0.1.0
     */
    public function __construct() {
        $this->namespace = bp_rest_namespace() . '/' . bp_rest_version();
        $this->rest_base = buddypress()->activity->id;
    }
 
    /**
     * Register the component routes.
     *
     * @since 0.1.0
     */
    public function register_routes() {
        register_rest_route(
            $this->namespace,
            '/' . $this->rest_base . '/link-preview',
            array(
                'args'   => array(
                    'url' => array(
                        'description' => __( 'URL for the generate link preview.', 'buddyboss' ),
                        'type'        => 'string',
                        'required'    => true,
                    ),
                ),
                array(
                    'methods'             => WP_REST_Server::READABLE,
                    'callback'            => array( $this, 'get_items' ),
                    'permission_callback' => array( $this, 'get_items_permissions_check' ),
                ),
                'schema' => array( $this, 'get_item_schema' ),
            )
        );
    }
 
 
    /**
     * Retrieve activity link preview.
     *
     * @param WP_REST_Request $request Full details about the request.
     *
     * @return WP_REST_Response | WP_Error
     * @since 0.1.0
     *
     * @api            {GET} /wp-json/buddyboss/v1/activity/link-preview Link Preview
     * @apiName        GetBBActivityLinkPreview
     * @apiGroup       Activity
     * @apiDescription Retrieve link preview Activity.
     * @apiVersion     1.0.0
     * @apiPermission  LoggedInUser if the site is in Private Network.
     * @apiParam {String} url URL for the generate link preview.
     */
    public function get_items( $request ) {
 
        $url = $request->get_param( 'url' );
 
        if ( ! wp_http_validate_url( $url ) ) {
            return new WP_Error(
                'bp_rest_invalid_url',
                __( 'Sorry, URL is not valid.', 'buddyboss' ),
                array(
                    'status' => 400,
                )
            );
        }
 
        $retval = array(
            'title'       => '',
            'description' => '',
            'images'      => '',
            'error'       => '',
            'wp_embed'    => '',
        );
 
        // Get URL parsed data.
        $parse_url_data = ( function_exists( 'bp_core_parse_url' ) ? bp_core_parse_url( $url ) : '' );
 
        // If empty data then send error.
        if ( empty( $parse_url_data ) ) {
            return new WP_Error(
                'bp_rest_unknown_error',
                __( 'Sorry! preview is not available right now. Please try again later.', 'buddyboss' ),
                array(
                    'status' => 400,
                )
            );
        }
 
        $retval = array_merge( $retval, $parse_url_data );
 
        $retval   = $this->add_additional_fields_to_object( $retval, $request );
        $response = rest_ensure_response( $retval );
 
        /**
         * Fires after the activity link preview is fetched via the REST API.
         *
         * @param WP_REST_Response $response The response data.
         * @param WP_REST_Request  $request  The request sent to the API.
         *
         * @since 0.1.0
         */
        do_action( 'bp_rest_activity_link_preview_get_items', $response, $request );
 
        return $response;
    }
 
    /**
     * Check if a given request has access to activity link preview items.
     *
     * @param WP_REST_Request $request Full data about the request.
     *
     * @return bool|WP_Error
     * @since 0.1.0
     */
    public function get_items_permissions_check( $request ) {
        $retval = true;
 
        if ( ! bp_is_active( 'activity' ) ) {
            $retval = new WP_Error(
                'bp_rest_component_required',
                __( 'Sorry, Activity component was not enabled.', 'buddyboss' ),
                array(
                    'status' => '404',
                )
            );
        }
 
        if ( true === $retval && function_exists( 'bp_is_activity_link_preview_active' ) && true !== bp_is_activity_link_preview_active() ) {
            $retval = new WP_Error(
                'bp_rest_authorization_required',
                __( 'Sorry, Link Previews is disabled.', 'buddyboss' ),
                array(
                    'status' => rest_authorization_required_code(),
                )
            );
        }
 
        if ( true === $retval && ! is_user_logged_in() ) {
            $retval = new WP_Error(
                'bp_rest_authorization_required',
                __( 'Sorry, you are not allowed to generate link preview in the activity.', 'buddyboss' ),
                array(
                    'status' => rest_authorization_required_code(),
                )
            );
        }
 
        /**
         * Filter the activity link preview permissions check.
         *
         * @param bool|WP_Error   $retval  Returned value.
         * @param WP_REST_Request $request The request sent to the API.
         *
         * @since 0.1.0
         */
        return apply_filters( 'bp_rest_activity_link_preview_get_items_permissions_check', $retval, $request );
    }
 
 
    /**
     * Get the plugin schema, conforming to JSON Schema.
     *
     * @return array
     * @since 0.1.0
     */
    public function get_item_schema() {
        $schema = array(
            '$schema'    => 'http://json-schema.org/draft-04/schema#',
            'title'      => 'bp_activity_link_preview',
            'type'       => 'object',
            'properties' => array(
                'title'       => array(
                    'context'     => array( 'embed', 'view', 'edit' ),
                    'description' => __( 'Title for the link preview.', 'buddyboss' ),
                    'type'        => 'string',
                    'readonly'    => true,
                ),
                'description' => array(
                    'context'     => array( 'embed', 'view', 'edit' ),
                    'description' => __( 'Description or HTML to generate the link preview.', 'buddyboss' ),
                    'type'        => 'string',
                    'readonly'    => true,
                ),
                'images'      => array(
                    'context'     => array( 'embed', 'view', 'edit' ),
                    'description' => __( 'Image URLs for the preview.', 'buddyboss' ),
                    'type'        => 'array',
                    'readonly'    => true,
                    'items'       => array(
                        'type' => 'string',
                    ),
                ),
                'error'       => array(
                    'context'     => array( 'embed', 'view', 'edit' ),
                    'description' => __( 'If any errors to retrieving a the preview data.', 'buddyboss' ),
                    'type'        => 'string',
                    'readonly'    => true,
                ),
                'wp_embed'    => array(
                    'context'     => array( 'embed', 'view', 'edit' ),
                    'description' => __( 'Whether the URL is wp embed or not.', 'buddyboss' ),
                    'type'        => 'boolean',
                    'readonly'    => true,
                ),
            ),
        );
 
        /**
         * Filters the activity link preview schema.
         *
         * @param string $schema The endpoint schema.
         */
        return apply_filters( 'bp_rest_activity_link_preview_schema', $this->add_additional_fields_schema( $schema ) );
    }
 
 
}

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Changelog

Changelog
Version Description
0.1.0 Introduced.

Methods

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