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<?php
if ( ! class_exists( 'GFForms' ) ) {
die();
}
abstract class Gravity_Flow_Step_Feed_Add_On extends Gravity_Flow_Step {
protected $_class_name = '';
protected $_slug = '';
private $_processed_feeds = array();
public function get_feed_add_on_class_name() {
return $this->_class_name;
}
public function is_supported() {
$is_supported = true;
$feed_add_on_class = $this->get_feed_add_on_class_name();
if ( ! class_exists( $feed_add_on_class ) ) {
$is_supported = false;
}
return $is_supported;
}
public function get_settings() {
$fields = array();
if ( ! $this->is_supported() ) {
return $fields;
}
$feeds = $this->get_feeds();
$feed_choices = array();
foreach ( $feeds as $feed ) {
if ( $feed['is_active'] ) {
$label = $this->get_feed_label( $feed );
$feed_choices[] = array(
'label' => $label,
'name' => 'feed_' . $feed['id'],
);
}
}
if ( ! empty( $feed_choices ) ) {
$fields[] = array(
'name' => 'feeds',
'required' => true,
'label' => esc_html__( 'Feeds', 'gravityflow' ),
'type' => 'checkbox',
'choices' => $feed_choices,
);
}
if ( empty( $fields ) ) {
$html = esc_html__( "You don't have any feeds set up.", 'gravityflow' );
$fields[] = array(
'name' => 'no_feeds',
'label' => esc_html__( 'Feeds', 'gravityflow' ),
'type' => 'html',
'html' => $html,
);
}
return array(
'title' => $this->get_label(),
'fields' => $fields,
);
}
public function process() {
$form = $this->get_form();
$entry = $this->get_entry();
$complete = true;
$add_on_feeds = $this->get_processed_add_on_feeds();
$feeds = $this->get_feeds();
foreach ( $feeds as $feed ) {
$setting_key = 'feed_' . $feed['id'];
if ( $this->{$setting_key} ) {
if ( $this->is_feed_condition_met( $feed, $form, $entry ) ) {
$complete = $this->process_feed( $feed );
$label = $this->get_feed_label( $feed );
if ( $complete ) {
$note = sprintf( esc_html__( 'Processed: %s', 'gravityflow' ), $label );
$this->log_debug( __METHOD__ . '() - Feed processed: ' . $label );
$add_on_feeds = $this->maybe_set_processed_feed( $add_on_feeds, $feed['id'] );
} else {
$note = sprintf( esc_html__( 'Initiated: %s', 'gravityflow' ), $label );
$this->log_debug( __METHOD__ . '() - Feed processing initiated: ' . $label );
$add_on_feeds = $this->maybe_unset_processed_feed( $add_on_feeds, $feed['id'] );
}
$this->add_note( $note );
} else {
$this->log_debug( __METHOD__ . '() - Feed condition not met' );
}
}
}
$this->update_processed_feeds( $add_on_feeds );
return $complete;
}
public function get_feeds() {
$form_id = $this->get_form_id();
if ( $this->is_supported() ) {
$add_on = $this->get_add_on_instance();
$feeds = $add_on->get_feeds( $form_id );
} else {
$feeds = array();
}
return $feeds;
}
public function process_feed( $feed ) {
$form = $this->get_form();
$entry = $this->get_entry();
$add_on = $this->get_add_on_instance();
$add_on->process_feed( $feed, $entry, $form );
return true;
}
public function intercept_submission() {
$form_id = $this->get_form_id();
$slug = $this->get_slug();
add_filter( "gform_{$slug}_pre_process_feeds_{$form_id}", array( $this, 'pre_process_feeds' ), 10, 2 );
}
public function get_feed_label( $feed ) {
$label = $feed['meta']['feedName'];
return $label;
}
public function is_feed_condition_met( $feed, $form, $entry ) {
return gravity_flow()->is_feed_condition_met( $feed, $form, $entry );
}
public function get_add_on_instance() {
$add_on = call_user_func( array( $this->get_feed_add_on_class_name(), 'get_instance' ) );
return $add_on;
}
public function pre_process_feeds( $feeds, $entry ) {
if ( is_array( $feeds ) ) {
foreach ( $feeds as $key => $feed ) {
$setting_key = 'feed_' . $feed['id'];
if ( $this->{$setting_key} ) {
$this->get_add_on_instance()->log_debug( __METHOD__ . "(): Delaying feed (#{$feed['id']} - {$this->get_feed_label( $feed )}) for entry #{$entry['id']}." );
$this->get_add_on_instance()->delay_feed( $feed, $entry, $this->get_form() );
unset( $feeds[ $key ] );
}
}
}
return $feeds;
}
public function is_active() {
$is_active = parent::is_active();
if ( $is_active && ! $this->is_supported() ) {
$is_active = false;
}
return $is_active;
}
public function get_slug() {
if ( empty( $this->_slug ) ) {
$this->_slug = $this->get_add_on_instance()->get_slug();
}
return $this->_slug;
}
public function get_processed_feeds( $entry_id = false ) {
if ( ! empty( $this->_processed_feeds ) ) {
return $this->_processed_feeds;
}
if ( ! $entry_id ) {
$entry_id = $this->get_entry_id();
}
$processed_feeds = gform_get_meta( $entry_id, 'processed_feeds' );
if ( empty( $processed_feeds ) ) {
$processed_feeds = array();
}
$this->_processed_feeds = $processed_feeds;
return $processed_feeds;
}
public function get_processed_add_on_feeds( $entry_id = false ) {
$processed_feeds = $this->get_processed_feeds( $entry_id );
$add_on_feeds = rgar( $processed_feeds, $this->get_slug() );
if ( empty( $add_on_feeds ) ) {
$add_on_feeds = array();
}
return $add_on_feeds;
}
public function maybe_set_processed_feed( $add_on_feeds, $feed_id ) {
if ( ! in_array( $feed_id, $add_on_feeds ) ) {
$add_on_feeds[] = $feed_id;
}
return $add_on_feeds;
}
public function maybe_unset_processed_feed( $add_on_feeds, $feed_id ) {
foreach ( $add_on_feeds as $key => $id ) {
if ( $id == $feed_id ) {
unset( $add_on_feeds[ $key ] );
break;
}
}
return $add_on_feeds;
}
public function update_processed_feeds( $add_on_feeds, $entry_id = false ) {
if ( ! $entry_id ) {
$entry_id = $this->get_entry_id();
}
$processed_feeds = $this->get_processed_feeds( $entry_id );
$processed_feeds[ $this->get_slug() ] = $add_on_feeds;
$this->_processed_feeds = $processed_feeds;
gform_update_meta( $entry_id, 'processed_feeds', $processed_feeds );
}
public function status_evaluation() {
$add_on_feeds = $this->get_processed_add_on_feeds();
$feeds = $this->get_feeds();
$form = $this->get_form();
$entry = $this->get_entry();
foreach ( $feeds as $feed ) {
$setting_key = 'feed_' . $feed['id'];
if ( $this->{$setting_key} && ! in_array( $feed['id'], $add_on_feeds ) && $this->is_feed_condition_met( $feed, $form, $entry ) ) {
return 'pending';
}
}
return 'complete';
}
}