woocommerce/includes/api/v1/class-wc-rest-webhooks-cont...

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2017-02-09 20:40:35 +00:00
<?php
/**
* REST API Webhooks controller
*
* Handles requests to the /webhooks endpoint.
*
* @author WooThemes
* @category API
* @package WooCommerce/API
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* @since 3.0.0
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*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
/**
* REST API Webhooks controller class.
*
* @package WooCommerce/API
* @extends WC_REST_Posts_Controller
*/
class WC_REST_Webhooks_V1_Controller extends WC_REST_Posts_Controller {
/**
* Endpoint namespace.
*
* @var string
*/
protected $namespace = 'wc/v1';
/**
* Route base.
*
* @var string
*/
protected $rest_base = 'webhooks';
/**
* Post type.
*
* @var string
*/
protected $post_type = 'shop_webhook';
/**
* Initialize Webhooks actions.
*/
public function __construct() {
add_filter( "woocommerce_rest_{$this->post_type}_query", array( $this, 'query_args' ), 10, 2 );
}
/**
* Register the routes for webhooks.
*/
public function register_routes() {
register_rest_route( $this->namespace, '/' . $this->rest_base, array(
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' => array_merge( $this->get_endpoint_args_for_item_schema( WP_REST_Server::CREATABLE ), array(
'topic' => array(
'required' => true,
'type' => 'string',
'description' => __( 'Webhook topic.', 'woocommerce' ),
),
'delivery_url' => array(
'required' => true,
'type' => 'string',
'description' => __( 'Webhook delivery URL.', 'woocommerce' ),
),
'secret' => array(
'required' => true,
'type' => 'string',
'description' => __( 'Webhook secret.', 'woocommerce' ),
),
) ),
),
'schema' => array( $this, 'get_public_item_schema' ),
) );
register_rest_route( $this->namespace, '/' . $this->rest_base . '/(?P<id>[\d]+)', array(
'args' => array(
'id' => array(
'description' => __( 'Unique identifier for the resource.', 'woocommerce' ),
'type' => 'integer',
),
),
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::EDITABLE,
'callback' => array( $this, 'update_item' ),
'permission_callback' => array( $this, 'update_item_permissions_check' ),
'args' => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
),
array(
'methods' => WP_REST_Server::DELETABLE,
'callback' => array( $this, 'delete_item' ),
'permission_callback' => array( $this, 'delete_item_permissions_check' ),
'args' => array(
'force' => array(
'default' => false,
'type' => 'boolean',
'description' => __( 'Required to be true, as resource does not support trashing.', 'woocommerce' ),
),
),
),
'schema' => array( $this, 'get_public_item_schema' ),
) );
register_rest_route( $this->namespace, '/' . $this->rest_base . '/batch', array(
array(
'methods' => WP_REST_Server::EDITABLE,
'callback' => array( $this, 'batch_items' ),
'permission_callback' => array( $this, 'batch_items_permissions_check' ),
'args' => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
),
'schema' => array( $this, 'get_public_batch_schema' ),
) );
}
/**
* Get the default REST API version.
*
* @since 3.0.0
* @return string
*/
protected function get_default_api_version() {
return 'wp_api_v1';
}
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/**
* Create a single webhook.
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|WP_REST_Response
*/
public function create_item( $request ) {
if ( ! empty( $request['id'] ) ) {
/* translators: %s: post type */
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return new WP_Error( "woocommerce_rest_{$this->post_type}_exists", sprintf( __( 'Cannot create existing %s.', 'woocommerce' ), $this->post_type ), array( 'status' => 400 ) );
}
// Validate topic.
if ( empty( $request['topic'] ) || ! wc_is_webhook_valid_topic( strtolower( $request['topic'] ) ) ) {
return new WP_Error( "woocommerce_rest_{$this->post_type}_invalid_topic", __( 'Webhook topic is required and must be valid.', 'woocommerce' ), array( 'status' => 400 ) );
}
// Validate delivery URL.
if ( empty( $request['delivery_url'] ) || ! wc_is_valid_url( $request['delivery_url'] ) ) {
return new WP_Error( "woocommerce_rest_{$this->post_type}_invalid_delivery_url", __( 'Webhook delivery URL must be a valid URL starting with http:// or https://.', 'woocommerce' ), array( 'status' => 400 ) );
}
$post = $this->prepare_item_for_database( $request );
if ( is_wp_error( $post ) ) {
return $post;
}
$post->post_type = $this->post_type;
$post_id = wp_insert_post( $post, true );
if ( is_wp_error( $post_id ) ) {
if ( in_array( $post_id->get_error_code(), array( 'db_insert_error' ) ) ) {
$post_id->add_data( array( 'status' => 500 ) );
} else {
$post_id->add_data( array( 'status' => 400 ) );
}
return $post_id;
}
$post->ID = $post_id;
$webhook = new WC_Webhook( $post_id );
// Set topic.
$webhook->set_topic( $request['topic'] );
// Set delivery URL.
$webhook->set_delivery_url( $request['delivery_url'] );
// Set secret.
$webhook->set_secret( ! empty( $request['secret'] ) ? $request['secret'] : '' );
// Set API version to WP API integration.
$webhook->set_api_version( $this->get_default_api_version() );
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// Set status.
if ( ! empty( $request['status'] ) ) {
$webhook->update_status( $request['status'] );
}
$post = get_post( $post_id );
$this->update_additional_fields_for_object( $post, $request );
/**
* Fires after a single item is created or updated via the REST API.
*
* @param WP_Post $post Inserted object.
* @param WP_REST_Request $request Request object.
* @param boolean $creating True when creating item, false when updating.
*/
do_action( "woocommerce_rest_insert_{$this->post_type}", $post, $request, true );
$request->set_param( 'context', 'edit' );
$response = $this->prepare_item_for_response( $post, $request );
$response = rest_ensure_response( $response );
$response->set_status( 201 );
$response->header( 'Location', rest_url( sprintf( '/%s/%s/%d', $this->namespace, $this->rest_base, $post_id ) ) );
// Send ping.
$webhook->deliver_ping();
// Clear cache.
delete_transient( 'woocommerce_webhook_ids' );
return $response;
}
/**
* Update a single webhook.
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|WP_REST_Response
*/
public function update_item( $request ) {
$id = (int) $request['id'];
$post = get_post( $id );
if ( empty( $id ) || empty( $post->ID ) || $this->post_type !== $post->post_type ) {
return new WP_Error( "woocommerce_rest_{$this->post_type}_invalid_id", __( 'ID is invalid.', 'woocommerce' ), array( 'status' => 400 ) );
}
$webhook = new WC_Webhook( $id );
// Update topic.
if ( ! empty( $request['topic'] ) ) {
if ( wc_is_webhook_valid_topic( strtolower( $request['topic'] ) ) ) {
$webhook->set_topic( $request['topic'] );
} else {
return new WP_Error( "woocommerce_rest_{$this->post_type}_invalid_topic", __( 'Webhook topic must be valid.', 'woocommerce' ), array( 'status' => 400 ) );
}
}
// Update delivery URL.
if ( ! empty( $request['delivery_url'] ) ) {
if ( wc_is_valid_url( $request['delivery_url'] ) ) {
$webhook->set_delivery_url( $request['delivery_url'] );
} else {
return new WP_Error( "woocommerce_rest_{$this->post_type}_invalid_delivery_url", __( 'Webhook delivery URL must be a valid URL starting with http:// or https://.', 'woocommerce' ), array( 'status' => 400 ) );
}
}
// Update secret.
if ( ! empty( $request['secret'] ) ) {
$webhook->set_secret( $request['secret'] );
}
// Update status.
if ( ! empty( $request['status'] ) ) {
$webhook->update_status( $request['status'] );
}
$post = $this->prepare_item_for_database( $request );
if ( is_wp_error( $post ) ) {
return $post;
}
// Convert the post object to an array, otherwise wp_update_post will expect non-escaped input.
$post_id = wp_update_post( (array) $post, true );
if ( is_wp_error( $post_id ) ) {
if ( in_array( $post_id->get_error_code(), array( 'db_update_error' ) ) ) {
$post_id->add_data( array( 'status' => 500 ) );
} else {
$post_id->add_data( array( 'status' => 400 ) );
}
return $post_id;
}
$post = get_post( $post_id );
$this->update_additional_fields_for_object( $post, $request );
/**
* Fires after a single item is created or updated via the REST API.
*
* @param WP_Post $post Inserted object.
* @param WP_REST_Request $request Request object.
* @param boolean $creating True when creating item, false when updating.
*/
do_action( "woocommerce_rest_insert_{$this->post_type}", $post, $request, false );
$request->set_param( 'context', 'edit' );
$response = $this->prepare_item_for_response( $post, $request );
// Clear cache.
delete_transient( 'woocommerce_webhook_ids' );
return rest_ensure_response( $response );
}
/**
* Delete a single webhook.
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_REST_Response|WP_Error
*/
public function delete_item( $request ) {
$id = (int) $request['id'];
$force = isset( $request['force'] ) ? (bool) $request['force'] : false;
// We don't support trashing for this type, error out.
if ( ! $force ) {
return new WP_Error( 'woocommerce_rest_trash_not_supported', __( 'Webhooks do not support trashing.', 'woocommerce' ), array( 'status' => 501 ) );
}
$post = get_post( $id );
if ( empty( $id ) || empty( $post->ID ) || $this->post_type !== $post->post_type ) {
return new WP_Error( "woocommerce_rest_{$this->post_type}_invalid_id", __( 'Invalid post ID.', 'woocommerce' ), array( 'status' => 404 ) );
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}
$request->set_param( 'context', 'edit' );
$response = $this->prepare_item_for_response( $post, $request );
$result = wp_delete_post( $id, true );
if ( ! $result ) {
/* translators: %s: post type */
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return new WP_Error( 'woocommerce_rest_cannot_delete', sprintf( __( 'The %s cannot be deleted.', 'woocommerce' ), $this->post_type ), array( 'status' => 500 ) );
}
/**
* Fires after a single item is deleted or trashed via the REST API.
*
* @param object $post The deleted or trashed item.
* @param WP_REST_Response $response The response data.
* @param WP_REST_Request $request The request sent to the API.
*/
do_action( "woocommerce_rest_delete_{$this->post_type}", $post, $response, $request );
// Clear cache.
delete_transient( 'woocommerce_webhook_ids' );
return $response;
}
/**
* Prepare a single webhook for create or update.
*
* @param WP_REST_Request $request Request object.
* @return WP_Error|stdClass $data Post object.
*/
protected function prepare_item_for_database( $request ) {
$data = new stdClass;
// Post ID.
if ( isset( $request['id'] ) ) {
$data->ID = absint( $request['id'] );
}
// Validate required POST fields.
if ( 'POST' === $request->get_method() && empty( $data->ID ) ) {
// @codingStandardsIgnoreStart
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$data->post_title = ! empty( $request['name'] ) ? $request['name'] : sprintf( __( 'Webhook created on %s', 'woocommerce' ), strftime( _x( '%b %d, %Y @ %I:%M %p', 'Webhook created on date parsed by strftime', 'woocommerce' ) ) );
// @codingStandardsIgnoreEnd
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// Post author.
$data->post_author = get_current_user_id();
// Post password.
$password = strlen( uniqid( 'webhook_' ) );
$data->post_password = $password > 20 ? substr( $password, 0, 20 ) : $password;
// Post status.
$data->post_status = 'publish';
} else {
// Allow edit post title.
if ( ! empty( $request['name'] ) ) {
$data->post_title = $request['name'];
}
}
// Comment status.
$data->comment_status = 'closed';
// Ping status.
$data->ping_status = 'closed';
/**
* Filter the query_vars used in `get_items` for the constructed query.
*
* The dynamic portion of the hook name, $this->post_type, refers to post_type of the post being
* prepared for insertion.
*
* @param stdClass $data An object representing a single item prepared
* for inserting or updating the database.
* @param WP_REST_Request $request Request object.
*/
return apply_filters( "woocommerce_rest_pre_insert_{$this->post_type}", $data, $request );
}
/**
* Prepare a single webhook output for response.
*
* @param object $post
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* @param WP_REST_Request $request Request object.
*
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* @return WP_REST_Response $response Response data.
*/
public function prepare_item_for_response( $post, $request ) {
$id = (int) $post->ID;
$webhook = new WC_Webhook( $id );
$data = array(
'id' => $webhook->id,
'name' => $webhook->get_name(),
'status' => $webhook->get_status(),
'topic' => $webhook->get_topic(),
'resource' => $webhook->get_resource(),
'event' => $webhook->get_event(),
'hooks' => $webhook->get_hooks(),
'delivery_url' => $webhook->get_delivery_url(),
'date_created' => wc_rest_prepare_date_response( $webhook->get_post_data()->post_date_gmt ),
'date_modified' => wc_rest_prepare_date_response( $webhook->get_post_data()->post_modified_gmt ),
);
$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
$data = $this->add_additional_fields_to_object( $data, $request );
$data = $this->filter_response_by_context( $data, $context );
// Wrap the data in a response object.
$response = rest_ensure_response( $data );
$response->add_links( $this->prepare_links( $post, $request ) );
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/**
* Filter webhook object returned from the REST API.
*
* @param WP_REST_Response $response The response object.
* @param WC_Webhook $webhook Webhook object used to create response.
* @param WP_REST_Request $request Request object.
*/
return apply_filters( "woocommerce_rest_prepare_{$this->post_type}", $response, $webhook, $request );
}
/**
* Query args.
*
* @param array $args
* @param WP_REST_Request $request
* @return array
*/
public function query_args( $args, $request ) {
// Set post_status.
switch ( $request['status'] ) {
case 'active' :
$args['post_status'] = 'publish';
break;
case 'paused' :
$args['post_status'] = 'draft';
break;
case 'disabled' :
$args['post_status'] = 'pending';
break;
default :
$args['post_status'] = 'any';
break;
}
return $args;
}
/**
* Get the Webhook's schema, conforming to JSON Schema.
*
* @return array
*/
public function get_item_schema() {
$schema = array(
'$schema' => 'http://json-schema.org/draft-04/schema#',
'title' => 'webhook',
'type' => 'object',
'properties' => array(
'id' => array(
'description' => __( 'Unique identifier for the resource.', 'woocommerce' ),
'type' => 'integer',
'context' => array( 'view', 'edit' ),
'readonly' => true,
),
'name' => array(
'description' => __( 'A friendly name for the webhook.', 'woocommerce' ),
'type' => 'string',
'context' => array( 'view', 'edit' ),
),
'status' => array(
'description' => __( 'Webhook status.', 'woocommerce' ),
'type' => 'string',
'default' => 'active',
'enum' => array( 'active', 'paused', 'disabled' ),
'context' => array( 'view', 'edit' ),
'arg_options' => array(
'sanitize_callback' => 'wc_is_webhook_valid_topic',
),
),
'topic' => array(
'description' => __( 'Webhook topic.', 'woocommerce' ),
'type' => 'string',
'context' => array( 'view', 'edit' ),
),
'resource' => array(
'description' => __( 'Webhook resource.', 'woocommerce' ),
'type' => 'string',
'context' => array( 'view', 'edit' ),
'readonly' => true,
),
'event' => array(
'description' => __( 'Webhook event.', 'woocommerce' ),
'type' => 'string',
'context' => array( 'view', 'edit' ),
'readonly' => true,
),
'hooks' => array(
'description' => __( 'WooCommerce action names associated with the webhook.', 'woocommerce' ),
'type' => 'array',
'context' => array( 'view', 'edit' ),
'readonly' => true,
'items' => array(
'type' => 'string',
),
),
'delivery_url' => array(
'description' => __( 'The URL where the webhook payload is delivered.', 'woocommerce' ),
'type' => 'string',
'format' => 'uri',
'context' => array( 'view', 'edit' ),
'readonly' => true,
),
'secret' => array(
'description' => __( "Secret key used to generate a hash of the delivered webhook and provided in the request headers. This will default is a MD5 hash from the current user's ID|username if not provided.", 'woocommerce' ),
'type' => 'string',
'context' => array( 'edit' ),
),
'date_created' => array(
'description' => __( "The date the webhook was created, in the site's timezone.", 'woocommerce' ),
'type' => 'date-time',
'context' => array( 'view', 'edit' ),
'readonly' => true,
),
'date_modified' => array(
'description' => __( "The date the webhook was last modified, in the site's timezone.", 'woocommerce' ),
'type' => 'date-time',
'context' => array( 'view', 'edit' ),
'readonly' => true,
),
),
);
return $this->add_additional_fields_schema( $schema );
}
/**
* Get the query params for collections of attachments.
*
* @return array
*/
public function get_collection_params() {
$params = parent::get_collection_params();
$params['status'] = array(
'default' => 'all',
'description' => __( 'Limit result set to webhooks assigned a specific status.', 'woocommerce' ),
'type' => 'string',
'enum' => array( 'all', 'active', 'paused', 'disabled' ),
'sanitize_callback' => 'sanitize_key',
'validate_callback' => 'rest_validate_request_arg',
);
return $params;
}
}