<?php if ( ! defined( 'ABSPATH' ) ) exit;

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/**

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* Class NF_Abstracts_Batch_Process

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*/

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class NF_Admin_Processes_ChunkPublish extends NF_Abstracts_BatchProcess

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{

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// header( 'Content-Type: application/json' );

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private $data;

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private $form_id;

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protected $response = array(

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'last_request' => 'failure',

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'batch_complete' => false,

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);

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protected $_data = array();

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protected $_errors = array();

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protected $_debug = array();

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/**

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* Constructor

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*/

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public function __construct( $data = array() )

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{

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//Bail if we aren't in the admin.

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if ( ! is_admin() )

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return false;

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// Record our data if we have any.

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$this->data = $data[ 'data' ];

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$this->form_id = $this->data[ 'form_id' ];

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// Run process.

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$this->process();

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}

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/**

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* Function to loop over the batch.

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*

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* @return JSON

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* Str last_response = success/failure

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* Bool batch_complete = true/false

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* Int requesting = x

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*/

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public function process()

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{

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// If we were told this is a new publish...

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if ( $this->data[ 'new_publish' ] === 'true' ) {

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// Delete our option to reset the process.

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$this->remove_option();

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}

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// Fetch our option to see what step we're on.

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$batch = $this->get_chunk( 'nf_chunk_publish_' . $this->form_id );

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// If we don't have an option to see what step we're on...

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if ( ! $batch ) {

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// Run startup.

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$this->startup();

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// Fetch our option now that it's created.

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$batch = $this->get_chunk( 'nf_chunk_publish_' . $this->form_id );

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}

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$batch = explode( ',', $batch );

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// Update the chunk.

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$this->add_chunk( 'nf_form_' . $this->form_id . '_publishing_' . $batch[ 0 ], stripslashes( $this->data[ 'chunk' ] ) );

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// Increment our step.

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$batch[ 0 ]++;

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// If this was our last step...

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if ( $batch[ 0 ] == $batch[ 1 ] ) {

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// Run cleanup.

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$this->cleanup();

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} // Otherwise... (We have more steps.)

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else {

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// Update our step option.

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$this->add_chunk( 'nf_chunk_publish_' . $this->form_id, implode( ',', $batch ) );

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// Request our next chunk.

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$this->response[ 'requesting' ] = $batch[ 0 ];

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}

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$this->response[ 'last_request' ] = 'success';

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echo wp_json_encode( $this->response );

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wp_die();

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}

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/**

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* Function to run any setup steps necessary to begin processing.

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*/

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public function startup()

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{

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$value = '0,' . $this->data[ 'chunk_total' ];

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// Write our option to manage the process.

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$this->add_chunk( 'nf_chunk_publish_' . $this->form_id, $value );

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// Process the first item.

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$this->process();

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}

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/**

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* Function to cleanup any lingering temporary elements of a batch process after completion.

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*/

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public function cleanup()

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{

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// Get all of the chunks.

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$build = '';

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$batch = $this->get_chunk( 'nf_chunk_publish_' . $this->form_id );

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$batch = explode( ',', $batch );

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// Add all of our chunks into a string.

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for ( $i = 0; $i < $batch[ 1 ]; $i++ ) {

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$build .= $this->get_chunk( 'nf_form_' . $this->form_id . '_publishing_' . $i );

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}

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$form_data = json_decode( $build, ARRAY_A );

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// Start copied code.

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if( is_string( $form_data[ 'id' ] ) ) {

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$tmp_id = $form_data[ 'id' ];

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$form = Ninja_Forms()->form()->get();

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$form->save();

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$form_data[ 'id' ] = $form->get_id();

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$this->_data[ 'new_ids' ][ 'forms' ][ $tmp_id ] = $form_data[ 'id' ];

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} else {

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$form = Ninja_Forms()->form($form_data['id'])->get();

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}

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unset( $form_data[ 'settings' ][ '_seq_num' ] );

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$form->update_settings( $form_data[ 'settings' ] )->save();

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if( isset( $form_data[ 'fields' ] ) ) {

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$db_fields_controller = new NF_Database_FieldsController( $form_data[ 'id' ], $form_data[ 'fields' ] );

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$db_fields_controller->run();

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$form_data[ 'fields' ] = $db_fields_controller->get_updated_fields_data();

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$this->_data['new_ids']['fields'] = $db_fields_controller->get_new_field_ids();

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}

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if( isset( $form_data[ 'deleted_fields' ] ) ){

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foreach( $form_data[ 'deleted_fields' ] as $deleted_field_id ){

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$field = Ninja_Forms()->form( $form_data[ 'id' ])->get_field( $deleted_field_id );

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$field->delete();

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}

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}

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if( isset( $form_data[ 'actions' ] ) ) {

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/*

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* Loop Actions and fire Save() hooks.

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*/

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foreach ($form_data['actions'] as &$action_data) {

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$id = $action_data['id'];

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$action = Ninja_Forms()->form( $form_data[ 'id' ] )->get_action( $id );

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$action->update_settings($action_data['settings'])->save();

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$action_type = $action->get_setting( 'type' );

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if( isset( Ninja_Forms()->actions[ $action_type ] ) ) {

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$action_class = Ninja_Forms()->actions[ $action_type ];

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$action_settings = $action_class->save( $action_data['settings'] );

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if( $action_settings ){

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$action_data['settings'] = $action_settings;

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$action->update_settings( $action_settings )->save();

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}

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}

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if ($action->get_tmp_id()) {

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$tmp_id = $action->get_tmp_id();

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$this->_data['new_ids']['actions'][$tmp_id] = $action->get_id();

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$action_data[ 'id' ] = $action->get_id();

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}

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$this->_data[ 'actions' ][ $action->get_id() ] = $action->get_settings();

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}

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/*

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* Loop Actions and fire Publish() hooks.

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*/

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foreach ($form_data['actions'] as &$action_data) {

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$action = Ninja_Forms()->form( $form_data[ 'id' ] )->get_action( $action_data['id'] );

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$action_type = $action->get_setting( 'type' );

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if( isset( Ninja_Forms()->actions[ $action_type ] ) ) {

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$action_class = Ninja_Forms()->actions[ $action_type ];

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if( $action->get_setting( 'active' ) && method_exists( $action_class, 'publish' ) ) {

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$data = $action_class->publish( $this->_data );

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if ($data) {

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$this->_data = $data;

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}

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}

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}

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}

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}

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if( isset( $form_data[ 'deleted_actions' ] ) ){

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foreach( $form_data[ 'deleted_actions' ] as $deleted_action_id ){

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$action = Ninja_Forms()->form()->get_action( $deleted_action_id );

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$action->delete();

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}

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}

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delete_user_option( get_current_user_id(), 'nf_form_preview_' . $form_data['id'] );

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WPN_Helper::update_nf_cache( $form_data[ 'id' ], $form_data );

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do_action( 'ninja_forms_save_form', $form->get_id() );

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if( isset( $this->_data['debug'] ) ) {

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$this->_debug = array_merge( $this->_debug, $this->_data[ 'debug' ] );

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}

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if( isset( $this->_data['errors'] ) && $this->_data[ 'errors' ] ) {

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$this->_errors = array_merge( $this->_errors, $this->_data[ 'errors' ] );

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}

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// Remove our option.

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$this->remove_option();

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$response = array( 'data' => $this->_data, 'errors' => $this->_errors, 'debug' => $this->_debug, 'batch_complete' => true );

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echo wp_json_encode( $response );

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wp_die(); // this is required to terminate immediately and return a proper response

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}

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/**

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* Function to get our chunk data from the chunks table.

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*

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* @param $slug (string) The name of the option in the db.

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* @return string or FALSE

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*/

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public function get_chunk( $slug ) {

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global $wpdb;

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// Get our option from our chunks table.

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$sql = $wpdb->prepare( "SELECT `value` FROM `{$wpdb->prefix}nf3_chunks` WHERE `name` = %s", $slug );

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$data = $wpdb->get_results( $sql, 'ARRAY_A' );

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// If it exists there...

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if ( ! empty( $data ) ) {

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// Hand it off.

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return $data[ 0 ][ 'value' ];

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} // Otherwise... (It does not exist there.)

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else {

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// Try to fetch it from the options table.

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return get_option( $slug );

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}

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}

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/**

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* Function to replace update_option.

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*

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* @param $slug (string) The name of the option in the db.

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* @param $content (string) The data to be stored in the option.

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*/

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public function add_chunk( $slug, $content ) {

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// Check for an existing option.

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global $wpdb;

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$sql = "SELECT id FROM `{$wpdb->prefix}nf3_chunks` WHERE name = '{$slug}'";

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$result = $wpdb->query( $sql );

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// If we don't have one...

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if ( empty ( $result ) ) {

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// Insert it.

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$sql = $wpdb->prepare( "INSERT INTO `{$wpdb->prefix}nf3_chunks` (name, value) VALUES ( %s, %s )", $slug, $content );

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} // Otherwise... (We do have one.)

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else {

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// Update the existing one.

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$sql = $wpdb->prepare( "UPDATE `{$wpdb->prefix}nf3_chunks` SET value = %s WHERE name = %s", $content, $slug );

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}

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$wpdb->query( $sql );

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}

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/*

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* Function to remove our management option and remove any temporary chunk data.

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*/

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public function remove_option() {

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// Remove our option to manage the process.

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global $wpdb;

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$sql = $wpdb->prepare( "DELETE FROM `{$wpdb->prefix}nf3_chunks` WHERE name = %s", 'nf_chunk_publish_' . $this->form_id );

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$wpdb->query( $sql );

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// If our form_id was a temp id...

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if ( ! is_numeric( $this->form_id ) ) {

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// Remove all of our chunk options.

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$sql = $wpdb->prepare( "DELETE FROM `" . $wpdb->prefix . "nf3_chunks` WHERE name LIKE %s", 'nf_form_' . $this->form_id . '_publishing_%' );

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$wpdb->query( $sql );

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}

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$this->data[ 'new_publish' ] = 'false';

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}

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}

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