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<?php
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use Gravity_Forms\Gravity_Forms\Async\GF_Background_Process;
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if ( ! class_exists( 'GFForms' ) ) {
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die();
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}
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if ( ! class_exists( 'Gravity_Forms\Gravity_Forms\Async\GF_Background_Process' ) ) {
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require_once GF_PLUGIN_DIR_PATH . 'includes/async/class-gf-background-process.php';
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}
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/**
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* GF_Feed_Processor Class.
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*
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* @since 2.2
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*/
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class GF_Feed_Processor extends GF_Background_Process {
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/**
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* Contains instances of this class, if available.
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*
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* @since 2.2
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* @since 2.9.25 Changed to an array.
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*
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* @var self[] $_instances If available, contains instances of this class.
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*/
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private static $_instances = array();
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/**
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* The action name.
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*
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* @since 2.2
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* @access protected
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* @var string
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*/
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protected $action = 'gf_feed_processor';
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/**
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* Indicates if the task uses an array that supports the attempts key.
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*
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* @since 2.9.9
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*
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* @var bool
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*/
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protected $supports_attempts = true;
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/**
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* Null or the add-on instance.
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*
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* @since 2.9.25
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*
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* @var null|GFFeedAddOn
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*/
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protected $add_on = null;
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/**
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* Instantiates the class.
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*
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* @since 2.9.25
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*
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* @param bool|array $allowed_batch_data_classes Optional. Array of class names that can be unserialized. Default true (any class).
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* @param null|GFFeedAddOn $add_on Optional. The add-on instance.
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*/
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public function __construct( $allowed_batch_data_classes = true, $add_on = null ) {
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if ( $add_on instanceof GFFeedAddOn ) {
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$this->action = str_replace( 'gf', 'gf_' . $add_on->get_short_slug(), $this->action );
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$this->add_on = $add_on;
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}
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parent::__construct( $allowed_batch_data_classes );
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}
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/**
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* Get instance of this class.
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*
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* @since 2.2
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* @since 2.9.25 Added the $add_on param.
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*
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* @param null|GFFeedAddOn $add_on Optional. The add-on instance.
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*
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* @return GF_Feed_Processor
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*/
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public static function get_instance( $add_on = null ) {
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$key = $add_on instanceof GFFeedAddOn ? $add_on->get_slug() : 0;
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if ( empty( self::$_instances[ $key ] ) ) {
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self::$_instances[ $key ] = new self( true, $add_on );
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}
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return self::$_instances[ $key ];
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}
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/**
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* Push to queue
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*
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* @since 2.9.25
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* @remove-in 3.0
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*
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* @param mixed $data Data.
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*
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* @return $this
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*/
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public function push_to_queue( $data ) {
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if ( ! is_string( rgar( $data, 'addon' ) ) ) {
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_doing_it_wrong( __METHOD__, "Support for passing an add-on instance to `\$data['addon']` is deprecated since v2.7.15 and will be removed in v3.0. Please pass the add-on’s fully qualified class name (including its namespace) instead.", '' );
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$data['addon'] = get_class( $data['addon'] );
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}
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return parent::push_to_queue( $data );
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}
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/**
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* Processes the task.
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*
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* @since 2.2
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* @since 2.9.4 Updated to use the add-on save_entry_feed_status(), post_process_feed(), and fullfill_entry() methods.
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*
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* @access protected
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*
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* @param array $item {
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* The task arguments.
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*
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* @type string $addon The add-on class name.
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* @type array $feed The feed.
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* @type int $entry_id The entry ID.
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* @type int $form_id The form ID.
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* @type int $attempts The number of attempts. Only included if the task has been processed before.
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* }
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*
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* @return bool|array
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*/
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protected function task( $item ) {
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$feed = $item['feed'];
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$feed_name = GFAPI::get_feed_name( $feed );
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$feed_id = (int) rgar( $feed, 'id' );
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$entry_id = (int) rgar( $item, 'entry_id' );
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if ( $this->add_on instanceof GFFeedAddOn ) {
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$addon = $this->add_on;
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$feed_slug = rgar( $feed, 'addon_slug' );
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if ( $feed_slug !== $addon->get_slug() ) {
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$this->log_error( __METHOD__ . "(): Aborting. Feed (#{$feed_id} - {$feed_name}) for entry #{$entry_id} belongs to a different add-on ({$feed_slug})." );
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return false;
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}
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} else {
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/**
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* Passing an instance of the add-on.
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* @deprecated 2.7.15
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* @remove-in 3.0
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*/
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$addon = $item['addon'];
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$callable = array( is_string( $addon ) ? $addon : get_class( $addon ), 'get_instance' );
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if ( is_callable( $callable ) ) {
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$addon = call_user_func( $callable );
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}
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if ( ! $addon instanceof GFFeedAddOn ) {
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GFCommon::log_error( __METHOD__ . "(): Aborting. Add-on ({$feed['addon_slug']}) not found for feed (#{$feed_id} - {$feed_name}) and entry #{$entry_id}." );
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return false;
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}
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}
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$addon->log_debug( __METHOD__ . "(): Preparing to process feed (#{$feed_id} - {$feed_name}) for entry #{$entry_id}." );
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$entry = GFAPI::get_entry( $entry_id );
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$addon_slug = $addon->get_slug();
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// Remove task if entry cannot be found.
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if ( is_wp_error( $entry ) ) {
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$addon->log_error( __METHOD__ . "(): Aborting. Entry #{$entry_id} not found for feed (#{$feed_id} - {$feed_name})." );
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return false;
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}
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$form_id = (int) rgar( $item, 'form_id' );
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$form = $this->filter_form( GFAPI::get_form( $form_id ), $entry );
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if ( ! $this->can_process_feed( $feed, $entry, $form, $addon ) ) {
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return false;
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}
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$max_attempts = 1;
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/**
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* Allow the number of retries to be modified before the feed is abandoned.
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*
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* if $max_attempts > 1 and if GFFeedAddOn::process_feed() throws an error or returns a WP_Error then the feed
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* will be attempted again. Once the maximum number of attempts has been reached then the feed will be abandoned.
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*
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* @since 2.4
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*
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* @param int $max_attempts The maximum number of retries allowed. Default: 1.
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* @param array $form The form array
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* @param array $entry The entry array
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* @param string $addon_slug The add-on slug
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* @param array $feed The feed array
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*/
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$max_attempts = apply_filters( 'gform_max_async_feed_attempts', $max_attempts, $form, $entry, $addon_slug, $feed );
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// Remove task if it was attempted too many times but failed to complete.
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if ( $item['attempts'] > $max_attempts ) {
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$addon->log_error( __METHOD__ . "(): Aborting. Feed (#{$feed_id} - {$feed_name}) attempted too many times for entry #{$entry_id}. Attempt number: {$item['attempts']}. Limit: {$max_attempts}." );
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return false;
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}
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$addon->log_debug( __METHOD__ . "(): Starting to process feed (#{$feed_id} - {$feed_name}) for entry #{$entry_id}. Attempt number: {$item['attempts']}." );
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// Keeping the try catch in case any third-party add-ons still throw exceptions.
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try {
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$result = $addon->process_feed( $feed, $entry, $form );
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} catch ( Exception $e ) {
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$addon->save_entry_feed_status( $e, $entry_id, $feed_id, $form_id );
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$addon->log_error( __METHOD__ . "(): Aborting. Error occurred during processing of feed (#{$feed_id} - {$feed_name}) for entry #{$entry_id}: {$e->getMessage()}" );
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$error = new WP_Error( $e->getCode(), $e->getMessage() );
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return $addon->is_feed_error_retryable( true, $error, $feed, $entry, $form ) ? $item : false;
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}
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$addon->save_entry_feed_status( $result, $entry_id, $feed_id, $form_id );
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if ( is_wp_error( $result ) ) {
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/** @var WP_Error $result */
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$addon->log_error( __METHOD__ . "(): Aborting. Error occurred during processing of feed (#{$feed_id} - {$feed_name}) for entry #{$entry_id}: {$result->get_error_message()}" );
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return $addon->is_feed_error_retryable( true, $result, $feed, $entry, $form ) ? $item : false;
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}
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// If returned value from the process feed call is an array containing an ID, update entry and set the entry to its value.
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if ( (int) rgar( $result, 'id' ) === $entry_id ) {
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// Save updated entry.
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if ( $entry !== $result ) {
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GFAPI::update_entry( $result );
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}
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// Set entry to returned entry.
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$entry = $result;
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}
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$addon->post_process_feed( $feed, $entry, $form );
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$addon->fulfill_entry( $entry_id, $form_id );
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// Update the entry meta.
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GFAPI::update_processed_feeds_meta( $entry_id, $addon_slug, $feed_id, $form_id );
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$addon->log_debug( __METHOD__ . "(): Completed processing of feed (#{$feed_id} - {$feed_name}) for entry #{$entry_id}." );
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return false;
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}
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/**
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* Determines if the task can be processed based on its attempts property.
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*
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* Overridden, returning true, so the existing feed-specific filters are used instead during task().
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*
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* @since 2.9.9
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*
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* @param mixed $task The task about to be processed.
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* @param object $batch The batch currently being processed.
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* @param int $task_num The number that identifies the task in the logs.
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*
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* @return bool
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*/
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protected function can_process_task( $task, $batch, $task_num ) {
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return true;
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}
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/**
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* Determines if the feed can be processed based on the contents of the processed feeds entry meta.
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*
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* @since 2.9.2
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*
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* @param array $entry The entry being processed.
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* @param array $feed The feed queued for processing.
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* @param array $form The form the entry belongs to.
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* @param GFFeedAddOn $addon The current instance of the add-on the feed belongs to.
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*
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* @return bool
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*/
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public function can_process_feed( $feed, $entry, $form, $addon ) {
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return $addon->can_process_feed( $feed, $entry, $form );
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}
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/**
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* Logs the error that occurred during feed processing.
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*
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* @since 2.9.8
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*
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* @param array $error The error returned by error_get_last().
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*
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* @return void
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*/
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protected function handle_error( $error ) {
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parent::handle_error( $error );
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$task = $this->get_current_task();
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if ( empty( $task ) ) {
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return;
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}
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if ( $this->add_on ) {
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$addon = $this->add_on;
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} else {
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$callable = array( $task['addon'], 'get_instance' );
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if ( ! is_callable( $callable ) ) {
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return;
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}
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$addon = call_user_func( $callable );
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}
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$feed = $task['feed'];
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$feed_id = (int) rgar( $feed, 'id' );
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$entry_id = (int) rgar( $task, 'entry_id' );
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$addon->log_error( __METHOD__ . "(): Aborting. Error occurred during processing of feed (#{$feed_id} - {$addon->get_feed_name( $feed )}) for entry #{$entry_id}: {$error['message']}" );
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$addon->save_entry_feed_status( new WP_Error( $error['type'], $error['message'] ), $entry_id, $feed_id, (int) rgar( $task, 'form_id' ) );
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}
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/**
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* Increments the item attempts property and updates the batch in the database.
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*
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* @depecated 2.9.9
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* @remove-in 4.0
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*
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* @since 2.4
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* @since 2.9.4 Updated to use get_current_branch() instead of making a db request to get the batch.
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*
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* @param array $item {
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* The task arguments.
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*
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* @type string $addon The add-on class name.
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* @type array $feed The feed.
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* @type int $entry_id The entry ID.
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* @type int $form_id The form ID.
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* @type int $attempts The number of processing attempts. Only included if the task has been processed before.
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* }
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*
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* @return array
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*/
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protected function increment_attempts( $item ) {
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$batch = $this->get_current_batch();
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$item_feed = rgar( $item, 'feed' );
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$item_entry_id = rgar( $item, 'entry_id' );
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foreach ( $batch->data as $key => $task ) {
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$task_feed = rgar( $task, 'feed' );
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$task_entry_id = rgar( $task, 'entry_id' );
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if ( $item_feed['id'] === $task_feed['id'] && $item_entry_id === $task_entry_id ) {
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$batch->data[ $key ]['attempts'] = isset( $batch->data[ $key ]['attempts'] ) ? $batch->data[ $key ]['attempts'] + 1 : 1;
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$item['attempts'] = $batch->data[ $key ]['attempts'];
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break;
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}
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}
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$this->update( $batch->key, $batch->data );
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return $item;
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}
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/**
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* Writes a message to the add-on or core log.
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*
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* @since 2.9.25
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*
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* @param string $message The message to be logged.
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*
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* @return void
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*/
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public function log_debug( $message ) {
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if ( $this->add_on ) {
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$this->add_on->log_debug( $message );
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} else {
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parent::log_debug( $message );
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}
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}
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/**
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* Writes an error message to the add-on or core log.
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*
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* @since 2.9.25
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*
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* @param string $message The message to be logged.
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*
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* @return void
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*/
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public function log_error( $message ) {
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if ( $this->add_on ) {
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$this->add_on->log_error( $message );
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} else {
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parent::log_error( $message );
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}
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}
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/**
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* Returns the action portion of logging statements.
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*
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* @since 2.9.25
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*
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* @return string
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*/
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protected function get_action_for_log() {
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return $this->add_on ? '' : parent::get_action_for_log();
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}
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}
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/**
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* Returns an instance of the GF_Feed_Processor class
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*
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* @since 2.2
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* @since 2.9.25 Added the $add_on param.
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*
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* @param null|GFFeedAddOn $add_on Optional. The add-on instance.
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*
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* @return GF_Feed_Processor
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*/
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function gf_feed_processor( $add_on = null ) {
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return GF_Feed_Processor::get_instance( $add_on );
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}
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