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Apache/2.4.18 (Ubuntu)
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File Name : ninja-forms.php

<?php
/*
Plugin Name: Ninja Forms
Plugin URI: http://ninjaforms.com/
Description: Ninja Forms is a webform builder with unparalleled ease of use and features.
Version: 3.4.18
Author: The WP Ninjas
Author URI: http://ninjaforms.com/?utm_source=Ninja+Forms+Plugin&utm_medium=Plugins+WP+Dashboard
Text Domain: ninja-forms
Domain Path: /lang/

require_once dirname( __FILE__ ) . '/lib/NF_VersionSwitcher.php';
require_once dirname( __FILE__ ) . '/lib/NF_Tracking.php';
require_once dirname( __FILE__ ) . '/lib/NF_Conversion.php';
require_once dirname( __FILE__ ) . '/lib/NF_ExceptionHandlerJS.php';
require_once dirname( __FILE__ ) . '/lib/Conversion/Calculations.php';
require_once dirname( __FILE__ ) . '/includes/Integrations/sendwp.php';

// Services require PHP v5.6+
if( version_compare( PHP_VERSION, '5.6', '>=' ) ) {
  include_once dirname( __FILE__ ) . '/services/bootstrap.php';
}

function ninja_forms_three_table_exists(){
    global $wpdb;
    $table_name = $wpdb->prefix . 'nf3_forms';
    return ( $wpdb->get_var("SHOW TABLES LIKE '$table_name'") == $table_name );
}

if( get_option( 'ninja_forms_load_deprecated', FALSE ) && ! ( isset( $_POST[ 'nf2to3' ] ) && ( defined( 'DOING_AJAX' ) && DOING_AJAX ) ) ){

include 'deprecated/ninja-forms.php';

register_activation_hook( __FILE__, 'ninja_forms_activation_deprecated' );

function ninja_forms_activation_deprecated( $network_wide ){
        include_once 'deprecated/includes/activation.php';

ninja_forms_activation( $network_wide );
    }

} else {

include_once 'lib/NF_Upgrade.php';
    include_once 'lib/NF_AddonChecker.php';

include_once plugin_dir_path( __FILE__ ) . 'includes/deprecated.php';

/**
     * Class Ninja_Forms
     */
    final class Ninja_Forms
    {

/**
         * @since 3.0
         */

const VERSION = '3.4.18';
        
        /**
         * @since 3.4.0
         */
        const DB_VERSION = '1.4';

const WP_MIN_VERSION = '5.0';

/**
         * @var Ninja_Forms
         * @since 2.7
         */
        private static $instance;

/**
         * Plugin Directory
         *
         * @since 3.0
         * @var string $dir
         */
        public static $dir = '';
        
        /**
         * Plugin Database Version
         * 
         * This may be overwritten at a later point in this file.
         *
         * @since 3.4.0
         * @var string $db_version
         */
        public static $db_version = self::DB_VERSION;

/**
         * Plugin URL
         *
         * @since 3.0
         * @var string $url
         */
        public static $url = '';

/**
         * Admin Menus
         *
         * @since 3.0
         * @var array
         */
        public $menus = array();

/**
         * AJAX Controllers
         *
         * @since 3.0
         * @var array
         */
        public $controllers = array();

/**
         * Form Fields
         *
         * @since 3.0
         * @var array
         */
        public $fields = array();

/**
         * Form Actions
         *
         * @since 3.0
         * @var array
         */
        public $actions = array();

/**
         * Merge Tags
         *
         * @since 3.0
         * @var array
         */
        public $merge_tags = array();

/**
         * Metaboxes
         *
         * @since 3.0
         * @var array
         */
        public $metaboxes = array();

/**
         * Model Factory
         *
         * @var object
         */
        public $factory = '';

/**
         * Logger
         *
         * @var string
         */
        protected $_logger = '';

/**
         * Dispatcher
         *
         * @var string
         */
        protected $_dispatcher = '';

/**
         * @var NF_Session
         */
        protected $session = '';

/**
         * @var NF_Tracking
         */
        public $tracking;

/**
         * Plugin Settings
         *
         * @since 3.0
         * @var array
         */
        protected $settings = array();

protected $requests = array();

protected $processes = array();

/**
         * Main Ninja_Forms Instance
         *
         * Insures that only one instance of Ninja_Forms exists in memory at any one
         * time. Also prevents needing to define globals all over the place.
         *
         * @since 2.7
         * @static
         * @staticvar array $instance
         * @return Ninja_Forms Highlander Instance
         */
        public static function instance()
        {
            if ( ! isset( self::$instance ) && ! ( self::$instance instanceof Ninja_Forms ) ) {
                self::$instance = new Ninja_Forms;

self::$dir = plugin_dir_path( __FILE__ );

// Define old constants for backwards compatibility.
                if( ! defined( 'NF_PLUGIN_DIR' ) ){
                    define( 'NF_PLUGIN_DIR', self::$dir );
                    define( 'NINJA_FORMS_DIR', self::$dir . 'deprecated' );
                }

self::$url = plugin_dir_url( __FILE__ );
                if( ! defined( 'NF_PLUGIN_URL' ) ){
                    define( 'NF_PLUGIN_URL', self::$url );
                }

$saved_version = get_option( 'ninja_forms_version' );
                // If we have a recorded version...
                // AND that version is less than our current version...
                if ( $saved_version && version_compare( $saved_version, self::VERSION, '<' ) ) {
                    // *IMPORTANT: Filter to delete old bad data.
                    // Leave this here until at least 3.4.0.
                    if ( version_compare( $saved_version, '3.3.7', '<' ) && version_compare( $saved_version, '3.3.4', '>' ) ) {
                        delete_option( 'nf_sub_expiration' );
                    }
                    // We just upgraded the plugin.
                    $plugin_upgrade = true;
                } else {
                    $plugin_upgrade = false;
                }
                update_option( 'ninja_forms_version', self::VERSION );
                // If we've not recorded our db version...
                if ( ! get_option( 'ninja_forms_db_version' ) ) {
					// If this isn't a fresh install...
					// AND If we're upgrading from a version before 3.3.0...
					if ( $saved_version && version_compare( $saved_version, '3.3.0', '<' ) ) {
                    	// Set it to the baseline (1.0) so that our upgrade process will run properly.
						add_option( 'ninja_forms_db_version', '1.0', '', 'no' );
					} // OR If this isn't a fresh install...
                    elseif ( $saved_version ) {
                        // Set it to the expected (1.1) so that our upgrade process will handle that.
                        add_option( 'ninja_forms_db_version', '1.1', '', 'no' );
                    } // Otherwise... (This is a fresh install.)
					else {
						// Set it to the current DB version.
                        add_option( 'ninja_forms_db_version', self::DB_VERSION, '', 'no' );
                        // Establish that our upgrades don't need to take place.
                        $required_updates = Ninja_Forms()->config( 'RequiredUpdates' );
                        $updated = array();
                        // Get a timestamp.
                        date_default_timezone_set( 'UTC' );
                        $now = date( "Y-m-d H:i:s" );
                        foreach( $required_updates as $slug => $update ) {
                            $updated[ $slug ] = $now;
                        }
                        update_option( 'ninja_forms_required_updates', $updated );
					}
                }
                // Set our static db version.
                self::$db_version = get_option( 'ninja_forms_db_version', self::$db_version );

/*
                 * Register our autoloader
                 */
                spl_autoload_register( array( self::$instance, 'autoloader' ) );

/*
                 * Admin Menus
                 */
                self::$instance->menus[ 'forms' ]           = new NF_Admin_Menus_Forms();
                self::$instance->menus[ 'dashboard' ]       = new NF_Admin_Menus_Dashboard();
                self::$instance->menus[ 'add-new' ]         = new NF_Admin_Menus_AddNew();
                self::$instance->menus[ 'submissions']      = new NF_Admin_Menus_Submissions();
                self::$instance->menus[ 'import-export']    = new NF_Admin_Menus_ImportExport();
                self::$instance->menus[ 'settings' ]        = new NF_Admin_Menus_Settings();
                self::$instance->menus[ 'licenses']         = new NF_Admin_Menus_Licenses();
                self::$instance->menus[ 'system_status']    = new NF_Admin_Menus_SystemStatus();
                self::$instance->menus[ 'add-ons' ]         = new NF_Admin_Menus_Addons();
                self::$instance->menus[ 'divider']          = new NF_Admin_Menus_Divider();
                self::$instance->menus[ 'mock-data']        = new NF_Admin_Menus_MockData();

/*
                 * AJAX Controllers
                 */
                self::$instance->controllers[ 'form' ]          = new NF_AJAX_Controllers_Form();
                self::$instance->controllers[ 'fields' ]    = new NF_AJAX_Controllers_Fields();
                self::$instance->controllers[ 'batch_process' ] = new NF_AJAX_REST_BatchProcess();
                self::$instance->controllers[ 'required_updates' ] = new NF_AJAX_REST_RequiredUpdate();
                self::$instance->controllers[ 'preview' ]       = new NF_AJAX_Controllers_Preview();
                self::$instance->controllers[ 'submission' ]    = new NF_AJAX_Controllers_Submission();
                self::$instance->controllers[ 'savedfields' ]   = new NF_AJAX_Controllers_SavedFields();
                self::$instance->controllers[ 'deletealldata' ] = new NF_AJAX_Controllers_DeleteAllData();
                self::$instance->controllers[ 'jserror' ]       = new NF_AJAX_Controllers_JSError();
                self::$instance->controllers[ 'dispatchpoints' ] = new NF_AJAX_Controllers_DispatchPoints();

/*
                 * REST Controllers
                 */
                self::$instance->controllers[ 'REST' ][ 'forms' ] = new NF_AJAX_REST_Forms();
                self::$instance->controllers[ 'REST' ][ 'new-form-templates' ] = new NF_AJAX_REST_NewFormTemplates();

/*
                 * Async Requests
                 */
                require_once Ninja_Forms::$dir . 'includes/Libraries/BackgroundProcessing/classes/wp-async-request.php';
                self::$instance->requests[ 'delete-field' ] = new NF_AJAX_Requests_DeleteField();

/*
                 * Background Processes
                 */
                require_once Ninja_Forms::$dir . 'includes/Libraries/BackgroundProcessing/wp-background-processing.php';
                self::$instance->requests[ 'update-fields' ] = new NF_AJAX_Processes_UpdateFields();

/*
                 * WP-CLI Commands
                 */
                if( class_exists( 'WP_CLI_Command' ) ) {
                    WP_CLI::add_command('ninja-forms', 'NF_WPCLI_NinjaFormsCommand');
                }

/*
                 * Preview Page
                 */
                self::$instance->preview = new NF_Display_Preview();

/*
                 * Public Form Link
                 */
                add_filter('template_include', array(self::$instance, 'maybe_load_public_form'));

/*
                 * Log queries that affect our CPT.
                 */
                add_filter( 'query', array( self::$instance, 'log_postmeta_query' ) );

/*
                 * Shortcodes
                 */
                self::$instance->shortcodes = new NF_Display_Shortcodes();

/*
                 * Submission CPT
                 */
                new NF_Admin_CPT_Submission();
                new NF_Admin_CPT_DownloadAllSubmissions();
                require_once Ninja_Forms::$dir . 'lib/StepProcessing/menu.php';

/*
                 * Submission Metabox
                 */
                new NF_Admin_Metaboxes_Calculations();

/*
                 * User data requests ( GDPR actions )
                 */
                new NF_Admin_UserDataRequests();

/*
                 * Logger
                 */
                self::$instance->_logger = new NF_Database_Logger();

/*
                 * Dispatcher
                 */
                self::$instance->_dispatcher = new NF_Dispatcher();

/*
                 * Merge Tags
                 */
                self::$instance->merge_tags[ 'wp' ] = new NF_MergeTags_WP();
                self::$instance->merge_tags[ 'fields' ] = new NF_MergeTags_Fields();
                self::$instance->merge_tags[ 'calcs' ] = new NF_MergeTags_Calcs();
                self::$instance->merge_tags[ 'form' ] = new NF_MergeTags_Form();
                self::$instance->merge_tags[ 'other' ] = new NF_MergeTags_Other();
                self::$instance->merge_tags[ 'deprecated' ] = new NF_MergeTags_Deprecated();

/*
                 * Add Form Modal
                 */
                self::$instance->add_form_modal = new NF_Admin_AddFormModal();

/*
                 * EOS Parser
                 */
                self::$instance->_eos[ 'parser' ] = require_once 'includes/Libraries/EOS/Parser.php';

/*
                 * Plugin Settings
                 */
                self::$instance->settings = apply_filters( 'ninja_forms_settings', get_option( 'ninja_forms_settings' ) );

/*
                 * Admin Notices System
                 */
                self::$instance->notices = new NF_Admin_Notices();

self::$instance->widgets[] = new NF_Widget();

/*
                 * Gutenberg
                 */
                self::$instance->gutenblock = new NF_FormBlock();

/*
                 * Opt-In Tracking
                 */
                self::$instance->tracking = new NF_Tracking();

self::$instance->submission_expiration_cron = new NF_Database_SubmissionExpirationCron();

/*
                 * JS Exception Handler
                 *
                 * TODO: Review PR#2492 for improvements.
                 */
                // self::$instance->exception_handler_js = new NF_ExceptionHandlerJS();

/*
                 * Activation Hook
                 * TODO: Move to a permanent home.
                 */
                register_activation_hook( __FILE__, array( self::$instance, 'activation' ) );

self::$instance->metaboxes[ 'append-form' ] = new NF_Admin_Metaboxes_AppendAForm();

/*
                 * Email Telemetry
                 */

$email_telemetry = new NF_EmailTelemetry( get_option( 'ninja_forms_optin_reported' ) );
                $email_telemetry->setup();

/*
                 * Require EDD auto-update file
                 */
                if( ! class_exists( 'EDD_SL_Plugin_Updater' ) ) {
                    // Load our custom updater if it doesn't already exist
                    require_once( self::$dir . 'includes/Integrations/EDD/EDD_SL_Plugin_Updater.php');
                }
                require_once self::$dir . 'includes/Integrations/EDD/class-extension-updater.php';
                
                // If Ninja Forms was just upgraded...
                if ( $plugin_upgrade ) {
                    // Ensure all of our tables have been defined.
                    $migrations = new NF_Database_Migrations();
                    $migrations->migrate();

add_action( 'init', array( self::$instance, 'flush_rewrite_rules' ) );
                    // Enable "Dev Mode" for existing installations.
                    $settings = Ninja_Forms()->get_settings();
                    if( ! isset($settings['builder_dev_mode'])){
                        Ninja_Forms()->update_setting('builder_dev_mode', 1);
                    } 
                }
            }

add_action( 'admin_notices', array( self::$instance, 'admin_notices' ) );

add_action( 'plugins_loaded', array( self::$instance, 'plugins_loaded' ) );

add_action( 'ninja_forms_available_actions', array( self::$instance, 'scrub_available_actions' ) );
            
            add_action( 'init', array( self::$instance, 'init' ), 5 );
            add_action( 'admin_init', array( self::$instance, 'admin_init' ), 5 );

add_action( 'nf_weekly_promotion_update', array( self::$instance, 'nf_run_promotion_manager' ) );
            add_action( 'activated_plugin', array( self::$instance, 'nf_bust_promotion_cache_on_plugin_activation' ), 10, 2 );

// Checks php version and..
            if( PHP_VERSION < 5.6 ) {
                // Pulls in the whip notice if the user is.
                add_action( 'admin_init', array( self::$instance, 'nf_whip_notice' ) );
            }
            
            add_action( 'admin_init', array( self::$instance, 'nf_do_telemetry' ) );
            add_action( 'admin_init', array( self::$instance, 'nf_plugin_add_suggested_privacy_content' ), 20 );

return self::$instance;
        }

public function init()
        {
            do_action( 'nf_init', self::$instance );
            $this->register_rewrite_rules();
        }

public function flush_rewrite_rules()
        {
            $this->register_rewrite_rules();
            flush_rewrite_rules();
        }

public function register_rewrite_rules()
        {
            add_rewrite_tag('%nf_public_link%', '([a-zA-Z0-9]+)');
            add_rewrite_rule('^ninja-forms/([a-zA-Z0-9]+)/?', 'index.php?nf_public_link=$matches[1]', 'top');
        }

public function admin_init()
        {
            do_action( 'nf_admin_init', self::$instance );
            if ( isset ( $_GET[ 'nf-upgrade' ] ) && 'complete' == $_GET[ 'nf-upgrade' ] ) {
                Ninja_Forms()->dispatcher()->send( 'upgrade' );
            }

add_filter( 'ninja_forms_dashboard_menu_items', array( $this, 'maybe_hide_dashboard_items' ) );

// Remove already completed updates from our filtered list of required updates.
            add_filter( 'ninja_forms_required_updates', array( $this, 'remove_completed_updates' ), 99 );
            add_filter( 'ninja_forms_required_updates', array( $this, 'remove_bad_updates' ), 99 );

// Sets up a weekly cron to run the promotion manager. 
            if ( ! wp_next_scheduled( 'nf_weekly_promotion_update' ) ) {
                wp_schedule_event( current_time( 'timestamp' ), 'nf-weekly', 'nf_weekly_promotion_update' );
            }

// Get our list of required updates.
            $required_updates = Ninja_Forms()->config( 'RequiredUpdates' );
            global $wpdb;
            $sql = "SELECT COUNT( `id` ) AS total FROM `{$wpdb->prefix}nf3_forms`;";
            $result = $wpdb->get_results( $sql, 'ARRAY_A' );
            $threshold = 0; // Threshold percentage for our required updates.
            if ( get_transient( 'ninja_forms_prevent_updates' ) ) {
                update_option( 'ninja_forms_needs_updates', 0 );
            }
            // If we got back a list of updates...
            // AND If we have any forms on the site...
            // AND If the gate is open...
            // To avoid errors on older upgrades, ignore the gatekeeper if the db version is the baseline (1.0)...
            elseif ( ! empty( $required_updates ) 
                && 0 < $result[ 0 ][ 'total' ]
                &&  ( WPN_Helper::gated_release( $threshold )
                || '1.0' == self::$db_version ) ) {
				// Record that we have updates to run.
				update_option( 'ninja_forms_needs_updates', 1 );
			} // Otherwise... (Sanity check)
            else {
                // Record that there are no required updates.
                update_option( 'ninja_forms_needs_updates', 0 );
            }
        }

function maybe_load_public_form($template) {
            if($public_link_key = sanitize_text_field(get_query_var('nf_public_link'))){
                // @TODO Move this functionality behind a boundry.
                global $wpdb;
                $query = $wpdb->prepare( "SELECT `parent_id` FROM {$wpdb->prefix}nf3_form_meta WHERE `key` = 'public_link_key' AND `value` = %s", $public_link_key );
                $results = $wpdb->get_col($query);
                $form_id = reset($results);

new NF_Display_PagePublicLink($form_id);
            }
            return $template;
        }

/**
	     * Privacy policy suggested content for Ninja Forms
	     */
        function nf_plugin_add_suggested_privacy_content() {
            if ( ! function_exists( 'wp_add_privacy_policy_content' ) ) return;
			$content = $this->plugin_get_default_privacy_content();
	        wp_add_privacy_policy_content(
	        	__( 'Ninja Forms' ),
		        wp_kses_post( wpautop( $content, false) ) );

}

/**
	     * Return the default suggested privacy policy content.
	     *
	     * @return string The default policy content.
	     */
	    function plugin_get_default_privacy_content() {
		    return
			    '<h2>' . __( 'Ninja Forms allows you to collect personal information' ) . '</h2>' .
			    '<p>' . __( 'If you are using Ninja Forms to collect personal information, you should consult a legal professional for your use case.' ) . '</p>';
	    }

/**
         * NF Whip Notice
         * If the user is on a version below PHP 5.6 then we get an instance of the
         * NF Whip class which will add a non-dismissible admin notice.
         *
         * @return NF_Whip
         */
        public function nf_whip_notice()
        {
            require_once self::$dir . '/includes/Libraries/Whip/NF_Whip.php';
            return new NF_Whip();
        }
        
        /**
         * Function to launch our various telemetry calls on admin_init.
         */
        public function nf_do_telemetry() {
            if ( ! has_filter( 'ninja_forms_settings_licenses_addons' ) && ( ! Ninja_Forms()->tracking->is_opted_in() || Ninja_Forms()->tracking->is_opted_out() ) ) {
                return false;
            }
            global $wpdb;
            // If we've not already sent table collation...
            if ( ! get_option( 'nf_tel_collate' ) ) {
                $collate = array();
                // Get the collation of the wp_options table.
                $sql = "SHOW FULL COLUMNS FROM `" . $wpdb->prefix . "options` WHERE Field = 'option_value'";
                $result = $wpdb->get_results( $sql, 'ARRAY_A' );
                $collate[ 'cache' ] = $result[ 0 ][ 'Collation' ];
                // Get the collation of the nf3_forms table.
                $sql = "SHOW FULL COLUMNS FROM `" . $wpdb->prefix . "nf3_forms` WHERE Field = 'title'";
                $result = $wpdb->get_results( $sql, 'ARRAY_A' );
                $collate[ 'forms' ] = $result[ 0 ][ 'Collation' ];
                // Send our data to api.ninjaforms.com.
                Ninja_Forms()->dispatcher()->send( 'table_collate', $collate );
                // Record an option so that we don't run this again.
                add_option( 'nf_tel_collate', '1', '', 'no' );
            }
        }

public function maybe_hide_dashboard_items( $items )
        {
            $disable_marketing = false;
            if ( apply_filters( 'ninja_forms_disable_marketing', $disable_marketing ) ) {
                unset(
                    $items[ 'apps' ],
                    $items[ 'memberships' ],
                    $items[ 'services' ]
                );
            }
			if ( 1 == get_option( 'ninja_forms_needs_updates' ) ) {
				unset(
                    $items[ 'widgets' ],
                    $items[ 'apps' ],
                    $items[ 'memberships' ],
                    $items[ 'services' ]
				);
			}
            return $items;
        }

public function scrub_available_actions( $actions )
        {
            foreach( $actions as $key => $action ){
                if ( ! is_plugin_active( $action[ 'plugin_path' ] ) )  continue;
                unset( $actions[ $key ] );
            }
            return $actions;
        }

/**
         * Call back function for the promo manager cron. 
         * Grabs a fresh copy of the promotions and stores them in an option. 
         * 
         * @return void
         */
        public function nf_run_promotion_manager()
        {
            $promotion_manager = new NF_PromotionManager();
            $promomotions = json_encode( $promotion_manager->get_promotions() );
            update_option( 'nf_active_promotions', $promomotions, false );
        }

/**
         * Listens for plugin activation and runs check to see if any 
         * promotions need to be added or removed.
         *
         * @return void 
         */
        public function nf_bust_promotion_cache_on_plugin_activation( $plugin, $network_activation ) 
        {
            $addons_with_promotions = $this->get_promotion_addons_lookup_table();
            $plugin = explode( '/', $plugin ); 
            $this->nf_maybe_bust_promotion_cache( $addons_with_promotions, $plugin[ 0 ] );
        }

/**
         * Build a look up table for the add-ons that have promotions.
         * TODO: maybe come up with a better name for this class. 
         * 
         * @return array of promotions.  
         */
        public function get_promotion_addons_lookup_table()
        {
            // @TODO: Maybe use ninja_forms_addons_feed option to populate this later?
            $nf_promotion_addons = array(
                'ninja-forms-conditional-logic', // Account for development environments.
                'ninja-forms-conditionals',
                'ninja-forms-uploads', 
                'ninja-forms-multi-part',
                'ninja-forms-layout-styles', // Account for development environments.
                'ninja-forms-style',
                'ninja-shop',
                'ninja-mail', // Account for Ninja Mail as legacy for SendWP.
                'sendwp'
            );
            return $nf_promotion_addons;
        }

/**
         * Loops over our add-ons that have promotions and 
         * runs the promotion manager class. 
         * 
         * @return void
         */
        public function nf_maybe_bust_promotion_cache( $promo_addons, $plugin_being_activated )
        {
            if ( in_array( $plugin_being_activated, $promo_addons ) ) {
                $this->nf_run_promotion_manager();
            }

}

public function admin_notices()
        {
            // Notices filter and run the notices function.
            $admin_notices = Ninja_Forms()->config( 'AdminNotices' );
            self::$instance->notices->admin_notice( apply_filters( 'nf_admin_notices', $admin_notices ) );
        }

public function plugins_loaded()
        {
            load_plugin_textdomain( 'ninja-forms', false, basename( dirname( __FILE__ ) ) . '/lang' );

/*
             * Field Class Registration
             */
            self::$instance->fields = apply_filters( 'ninja_forms_register_fields', self::load_classes( 'Fields' ) );

if( ! apply_filters( 'ninja_forms_enable_credit_card_fields', false ) ){
                unset( self::$instance->fields[ 'creditcard' ] );
                unset( self::$instance->fields[ 'creditcardcvc' ] );
                unset( self::$instance->fields[ 'creditcardexpiration' ] );
                unset( self::$instance->fields[ 'creditcardfullname' ] );
                unset( self::$instance->fields[ 'creditcardnumber' ] );
                unset( self::$instance->fields[ 'creditcardzip' ] );
            }

/*
             * Form Action Registration
             */
            self::$instance->actions = apply_filters( 'ninja_forms_register_actions', self::load_classes( 'Actions' ) );

/*
             * Merge Tag Registration
             */
            self::$instance->merge_tags = apply_filters( 'ninja_forms_register_merge_tags', self::$instance->merge_tags );

/*
             * It's Ninja Time: Hook for Extensions
             */
            do_action( 'ninja_forms_loaded' );

}

/**
         * Autoloader
         *
         * Autoload Ninja Forms classes
         *
         * @param $class_name
         */
        public function autoloader( $class_name )
        {
            if( class_exists( $class_name ) ) return;

/* Ninja Forms Prefix */
            if (false !== strpos($class_name, 'NF_')) {
                $class_name = str_replace('NF_', '', $class_name);
                $classes_dir = realpath(plugin_dir_path(__FILE__)) . DIRECTORY_SEPARATOR . 'includes' . DIRECTORY_SEPARATOR;
                $class_file = str_replace('_', DIRECTORY_SEPARATOR, $class_name) . '.php';
                if (file_exists($classes_dir . $class_file)) {
                    require_once $classes_dir . $class_file;
                }
            }

/* WP Ninjas Prefix */
            if (false !== strpos($class_name, 'WPN_')) {
                $class_name = str_replace('WPN_', '', $class_name);
                $classes_dir = realpath(plugin_dir_path(__FILE__)) . DIRECTORY_SEPARATOR . 'includes' . DIRECTORY_SEPARATOR;
                $class_file = str_replace('_', DIRECTORY_SEPARATOR, $class_name) . '.php';
                if (file_exists($classes_dir . $class_file)) {
                    require_once $classes_dir . $class_file;
                }
            }
        }

/*
         * PUBLIC API WRAPPERS
         */

/**
         * Form Model Factory Wrapper
         *
         * @param $id
         * @return NF_Abstracts_ModelFactory
         */
        public function form( $id = '' )
        {
            global $wpdb;

static $forms;
            if ( isset ( $forms[ $id ] ) ) {
                return $forms[ $id ];
            }

$forms[ $id ] = new NF_Abstracts_ModelFactory( $wpdb, $id );
            return $forms[ $id ];
        }

/**
         * Logger Class Wrapper
         *
         * Example Use:
         * Ninja_Forms()->logger()->log( 'debug', "Hello, {name}!", array( 'name' => 'world' ) );
         * Ninja_Forms()->logger()->debug( "Hello, {name}!", array( 'name' => 'world' ) );
         *
         * @return string
         */
        public function logger()
        {
            return $this->_logger;
        }

public function dispatcher()
        {
            return $this->_dispatcher;
        }

public function eos()
        {
            return new NF_EOS_Parser();
        }

public function session()
        {
            if( ! $this->session ){
                $this->session = new NF_Session();
                $this->session->init();
            }
            return $this->session;
        }

public function request( $action )
        {
            if( ! isset( $this->requests[ $action ] ) ) return new NF_AJAX_Requests_NullRequest();

return $this->requests[ $action ];
        }

public function background_process( $action )
        {
            if( ! isset( $this->requests[ $action ] ) ) return new NF_AJAX_Processes_NullProcess();

return $this->requests[ $action ];
        }

/**
	     * Get a setting
	     *
	     * @param string     $key
	     * @param bool|false $default
	     * @return bool
	     */
        public function get_setting( $key = '', $default = false )
        {
            if( empty( $key ) || ! isset( $this->settings[ $key ] ) || empty( $this->settings[ $key ] ) ) return $default;

return $this->settings[ $key ];
        }

/**
	     * Get all the settings
	     *
	     * @return array
	     */
        public function get_settings()
        {
            return ( is_array( $this->settings ) ) ? $this->settings : array();
        }

/**
	     * Update a setting
	     *
	     * @param string           $key
	     * @param mixed           $value
	     * @param bool|false $defer_update Defer the database update of all settings
	     */
        public function update_setting( $key, $value, $defer_update = false )
        {
	        $this->settings[ $key ] = $value;
	        if ( ! $defer_update ) {
		        $this->update_settings();
	        }
        }

/**
	     * Save settings to database
	     *
	     * @param array $settings
	     */
        public function update_settings( $settings = array() )
        {
            if( ! is_array( $this->settings ) ) $this->settings = array();

if( $settings && is_array( $settings ) ) {
                $this->settings = array_merge($this->settings, $settings);
            }

update_option( 'ninja_forms_settings', $this->settings );
        }

/**
         * Display Wrapper
         *
         * @param $form_id
         */
        public function display( $form_id, $preview = FALSE )
        {
            if( ! $form_id ) return;

$noscript_message = __( 'Notice: JavaScript is required for this content.', 'ninja-forms' );
            $noscript_message = apply_filters( 'ninja_forms_noscript_message', $noscript_message );

Ninja_Forms()->template( 'display-noscript-message.html.php', array( 'message' => $noscript_message ) );

if( ! $preview ) {
                NF_Display_Render::localize($form_id);
            } else {
                NF_Display_Render::localize_preview($form_id);
            }
        }

/*
         * PRIVATE METHODS
         */

/**
         * Load Classes from Directory
         *
         * @param string $prefix
         * @return array
         */
        private static function load_classes( $prefix = '' )
        {
            $return = array();

$subdirectory = str_replace( '_', DIRECTORY_SEPARATOR, str_replace( 'NF_', '', $prefix ) );

$directory = 'includes/' . $subdirectory;

foreach (scandir( self::$dir . $directory ) as $path) {

$path = explode( DIRECTORY_SEPARATOR, str_replace( self::$dir, '', $path ) );
                $filename = str_replace( '.php', '', end( $path ) );

$class_name = 'NF_' . $prefix . '_' . $filename;

if( ! class_exists( $class_name ) ) continue;

$return[ strtolower( $filename ) ] = new $class_name;
            }

return $return;
        }

/*
         * STATIC METHODS
         */

/**
         * Template
         *
         * @param string $file_name
         * @param array $data
         */
        public static function template( $file_name = '', array $data = array(), $return = FALSE )
        {
            if( ! $file_name ) return FALSE;

extract( $data );

$path = self::$dir . 'includes/Templates/' . $file_name;

if( ! file_exists( $path ) ) return FALSE;

if( $return ) return file_get_contents( $path );

include $path;
        }

/**
         * Config
         *
         * @param $file_name
         * @return mixed
         */
        public static function config( $file_name )
        {
            return include self::$dir . 'includes/Config/' . $file_name . '.php';
        }

/**
         * Activation
         */
        public function activation() {

$migrations = new NF_Database_Migrations();
            $migrations->migrate();

if( Ninja_Forms()->form()->get_forms() ) return;

// Go ahead and create our randomn number for gated releases in the future
            $zuul = WPN_Helper::get_zuul();

$form = Ninja_Forms::template( 'formtemplate-contactform.nff', array(), TRUE );
            Ninja_Forms()->form()->import_form( $form );

Ninja_Forms()->flush_rewrite_rules();

// Enable "Light" Opinionated Styles for new installtion.
            Ninja_Forms()->update_setting('opinionated_styles', 'light');

// Disable "Dev Mode" for new installation.
            Ninja_Forms()->update_setting('builder_dev_mode', 0);
        }

/**
         * Deprecated Notice
         *
         * Example: Ninja_Forms::deprecated_hook( 'ninja_forms_old', '3.0', 'ninja_forms_new', debug_backtrace() );
         *
         * @param $deprecated
         * @param $version
         * @param null $replacement
         * @param null $backtrace
         */
        public static function deprecated_notice( $deprecated, $version, $replacement = null, $backtrace = null )
        {
            do_action( 'ninja_forms_deprecated_call', $deprecated, $replacement, $version );

$show_errors = current_user_can( 'manage_options' );

// Allow plugin to filter the output error trigger
            if ( WP_DEBUG && apply_filters( 'ninja_forms_deprecated_function_trigger_error', $show_errors ) ) {
                if ( ! is_null( $replacement ) ) {
                    trigger_error( sprintf( __( '%1$s is <strong>deprecated</strong> since Ninja Forms version %2$s! Use %3$s instead.', 'ninja-forms' ), $deprecated, $version, $replacement ) );
                    // trigger_error(  print_r( $backtrace, 1 ) ); // Limited to previous 1028 characters, but since we only need to move back 1 in stack that should be fine.
                    // Alternatively we could dump this to a file.
                } else {
                    trigger_error( sprintf( __( '%1$s is <strong>deprecated</strong> since Ninja Forms version %2$s.', 'ninja-forms' ), $deprecated, $version ) );
                    // trigger_error( print_r( $backtrace, 1 ) );// Limited to previous 1028 characters, but since we only need to move back 1 in stack that should be fine.
                    // Alternatively we could dump this to a file.
                }
            }
        }
		
		/**
		 * Function to deregister already completed updates from the list of required updates.
		 * 
		 * @since 3.3.14
		 * 
		 * @param $updates (Array) Our array of required updates.
		 * @return $updates (Array) Our array of required updates.
		 */
		public function remove_completed_updates( $updates ) {
			$processed = get_option( 'ninja_forms_required_updates', array() );
			// For each update in our list...
			foreach ( $updates as $slug => $update ) {
				// If we have already processed it...
				if ( isset( $processed[ $slug ] ) ) {
					// Remove it from the list.
					unset( $updates[ $slug ] );
				}
            }
            
            if( isset( $updates[ 'CacheCollateFields' ] ) 
                && isset( $updates[ 'CacheFieldReconcilliation' ] ) 
                && !isset( $processed[ 'CacheFieldReconcilliation' ] ) ) {

unset( $updates[ 'CacheFieldReconcilliation' ] );

date_default_timezone_set( 'UTC' );
                $now = date( "Y-m-d H:i:s" );
                // Append the current update to the array.
                $processed[ 'CacheFieldReconcilliation' ] = $now;
                // Save it.
                update_option( 'ninja_forms_required_updates', $processed );
            }

return $updates;
        }
        
        /**
         * Function to deregister updates that have required updates that either
         * don't exist, or are malformed
		 * 
		 * @since UPDATE_TO_LATEST version
		 * 
		 * @param $updates (Array) Our array of required updates.
		 * @return $updates (Array) Our array of required updates. 
         */
        public function remove_bad_updates( $updates ) {

$processed = get_option( 'ninja_forms_required_updates', array() );

$sorted = array();
            $queue = array();
            // While we have not finished removing bad updates...
            while ( count( $sorted ) < count( $updates ) ) {
                // For each update we wish to run...
                foreach ( $updates as $slug => $update ) {
                    // Migrate the slug to a property.
                    $update[ 'slug' ] = $slug;
                    // If we've not already added this to the sorted list...
                    if ( ! in_array( $update, $sorted ) ) {
                        // If it has requirements...
                        if ( ! empty( $update[ 'requires' ] ) ) {
                            $enqueued = 0;
                            // For each requirement...
                            foreach ( $update[ 'requires' ] as $requirement ) {
                                // If the requirement doesn't exist...
                                if ( ! isset( $updates[ $requirement ] ) ) {
                                    // unset the update b/c we are missing requirements
                                    unset( $updates[ $slug ] );

$nf_bad_update_transient = get_transient( 'nf_bad_update_requirement' );

if( ! $nf_bad_update_transient ) { 
                                        // send telemetry so we can keep up with these
                                        Ninja_Forms()->dispatcher()->send( 'incomplete_update',
                                            array( 
                                                    'update' => $slug,
                                                    'missing_requirement' => $requirement 
                                                )
                                        );

set_transient( 'nf_bad_update_requirement', $requirement, 30 * 3600 );
                                    }
                                }
                                // If the requirement has already been added to the stack...
                                if ( in_array( $requirement, $queue ) ) {
                                    $enqueued++;
                                } // OR If the requirement has already been processed...
                                elseif ( isset( $processed[ $requirement ] ) ) {
                                    $enqueued++;
                                }
                            }
                            // If all requirement are met...
                            if ( $enqueued == count( $update[ 'requires' ] ) ) {
                                // Add it to the list.
                                array_push( $sorted, $update );
                                // Record that we enqueued it.
                                array_push( $queue, $slug );
                            }
                        } // Otherwise... (It has no requirements.)
                        else {
                            // Add it to the list.
                            array_push( $sorted, $update );
                            // Record that we enqueued it.
                            array_push( $queue, $slug );
                        }
                    }
                }
            }
            return $sorted;
        }

} // End Class Ninja_Forms

/**
     * The main function responsible for returning The Highlander Ninja_Forms
     * Instance to functions everywhere.
     *
     * Use this function like you would a global variable, except without needing
     * to declare the global.
     *
     * Example: <?php $nf = Ninja_Forms(); ?>
     *
     * @since 2.7
     * @return Ninja_Forms Highlander Instance
     */
    function Ninja_Forms()
    {
        return Ninja_Forms::instance();
    }

Ninja_Forms();

/*
    |--------------------------------------------------------------------------
    | Uninstall Hook
    |--------------------------------------------------------------------------
    */

register_uninstall_hook( __FILE__, 'ninja_forms_uninstall' );

function ninja_forms_uninstall(){

if( Ninja_Forms()->get_setting( 'delete_on_uninstall' ) ) {
            require_once plugin_dir_path(__FILE__) . '/includes/Database/Migrations.php';
            $migrations = new NF_Database_Migrations();
            $migrations->nuke(TRUE, TRUE);
            $migrations->nuke_settings(TRUE, TRUE);
            $migrations->nuke_deprecated(TRUE, TRUE);
        }
    }

// Scheduled Action Hook
    function nf_optin_update_environment_vars() {
        /**
         * Send updated environment variables.
         */
        Ninja_Forms()->dispatcher()->update_environment_vars();

/**
         * Make sure that we've reported our opt-in.
         */
        if( get_option( 'ninja_forms_optin_reported', 0 ) ) return;

Ninja_Forms()->dispatcher()->send( 'optin', array( 'send_email' => 1 ) );
        // Debounce opt-in dispatch.
        update_option( 'ninja_forms_optin_reported', 1 );
    }
    add_action( 'nf_optin_cron', 'nf_optin_update_environment_vars' );

/**
     * Function to register our Custom Cron Recurrences.
     * 
     * @param $schedules (Array) The available cron recurrences.
     * @return (Array) The filtered cron recurrences.
     * 
     * @since 
     * @updated 3.3.17
     */
    function nf_custom_cron_job_recurrence( $schedules ) {
        $schedules[ 'nf-monthly' ] = array(
            'display' => __( 'Once per month', 'ninja-forms' ),
            'interval' => 2678400,
        );
        $schedules[ 'nf-weekly' ] = array(
            'display' => __( 'Once per week', 'ninja-forms' ),
            'interval' => 604800,
        );
        return $schedules;
    }
    add_filter( 'cron_schedules', 'nf_custom_cron_job_recurrence' );

// Schedule Cron Job Event
    function nf_optin_send_admin_email_cron_job() {
        if ( ! wp_next_scheduled( 'nf_optin_cron' ) ) {
            wp_schedule_event( current_time( 'timestamp' ), 'nf-monthly', 'nf_optin_cron' );
        }
    }
    add_action( 'wp', 'nf_optin_send_admin_email_cron_job' );
    
    /**
     * Function called via weekly wp_cron to update our marketing feeds.
     * 
     * @since 3.3.17
     */
    function nf_update_marketing_feed() {
        // Fetch our membership data.
        $data = wp_remote_get( 'http://api.ninjaforms.com/feeds/?fetch=memberships' );
        // If we got a valid response...
        if ( 200 == $data[ 'response' ][ 'code' ] ) {
            // Save the data to our option.
            $data = wp_remote_retrieve_body( $data );
            update_option( 'ninja_forms_memberships_feed', $data, false );
        }
        // Fetch our addon data.
        $data = wp_remote_get( 'http://api.ninjaforms.com/feeds/?fetch=addons' );
        // If we got a valid response...
        if ( 200 == $data[ 'response' ][ 'code' ] ) {
            // Save the data to our option.
            $data = wp_remote_retrieve_body( $data );
            update_option( 'ninja_forms_addons_feed', $data, false );
        }
    }
    add_action( 'nf_marketing_feed_cron', 'nf_update_marketing_feed' );

/**
     * Function called by our marketing feed cron.
     * 
     * @since 3.3.17
     */
    function nf_marketing_feed_cron_job() {
        if ( ! wp_next_scheduled( 'nf_marketing_feed_cron' ) ) {
            wp_schedule_event( current_time( 'timestamp' ), 'nf-weekly', 'nf_marketing_feed_cron' );
        }
    }
    add_action( 'wp', 'nf_marketing_feed_cron_job' );
}

Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	gavin/www-data	drwxrwxr-x	2020-10-24 04:36:23
..	dir	-	gavin/www-data	drwxrwsr-x	2026-05-23 05:31:31
assets	dir	-	gavin/www-data	drwxrwxr-x	2019-09-04 05:06:55
client	dir	-	gavin/www-data	drwxrwxr-x	2019-09-04 05:06:55
deprecated	dir	-	gavin/www-data	drwxrwxr-x	2019-09-04 05:06:55
includes	dir	-	gavin/www-data	drwxrwxr-x	2021-01-21 02:32:20
lang	dir	-	gavin/www-data	drwxrwxr-x	2019-09-04 05:06:55
lib	dir	-	gavin/www-data	drwxrwxr-x	2019-09-04 05:06:55
services	dir	-	gavin/www-data	drwxrwxr-x	2019-09-04 05:06:55
.env.sample	text/plain	297 B	gavin/www-data	-rw-rw-r--	2019-09-04 05:06:55
Dockerfile	text/plain	2.11 KB	gavin/www-data	-rw-rw-r--	2019-09-04 05:06:55
LICENSE	text/plain	34.32 KB	gavin/www-data	-rw-rw-r--	2019-09-04 05:06:55
codeception.yml	text/plain	1.16 KB	gavin/www-data	-rw-rw-r--	2019-09-04 05:06:55
docker-compose.yml	text/plain	841 B	gavin/www-data	-rw-rw-r--	2019-09-04 05:06:55
docker-entrypoint.sh	text/x-shellscript	1.19 KB	gavin/www-data	-rw-rw-r--	2019-09-04 05:06:55
dump.sql	text/html	88.12 KB	gavin/www-data	-rw-rw-r--	2019-09-04 05:06:55
index.php	text/x-php	28 B	gavin/www-data	-rw-rw-r--	2019-09-04 05:06:55
ninja-forms.php	text/x-php	48.29 KB	gavin/www-data	-rw-rw-r--	2019-09-04 05:06:55
readme.txt	text/plain	65.69 KB	gavin/www-data	-rw-rw-r--	2019-09-04 05:06:55

Name	Size	Last Modified	Owner / Group	Permissions	Options
..	--	May 23 2026 05:31:31	gavin / www-data	2775
assets	--	September 04 2019 17:06:55	gavin / www-data	0775
client	--	September 04 2019 17:06:55	gavin / www-data	0775
deprecated	--	September 04 2019 17:06:55	gavin / www-data	0775
includes	--	January 21 2021 02:32:20	gavin / www-data	0775
lang	--	September 04 2019 17:06:55	gavin / www-data	0775
lib	--	September 04 2019 17:06:55	gavin / www-data	0775
services	--	September 04 2019 17:06:55	gavin / www-data	0775

.env.sample	0.29 KB	September 04 2019 17:06:55	gavin / www-data	0664
Dockerfile	2.114 KB	September 04 2019 17:06:55	gavin / www-data	0664
LICENSE	34.323 KB	September 04 2019 17:06:55	gavin / www-data	0664
codeception.yml	1.163 KB	September 04 2019 17:06:55	gavin / www-data	0664
docker-compose.yml	0.821 KB	September 04 2019 17:06:55	gavin / www-data	0664
docker-entrypoint.sh	1.194 KB	September 04 2019 17:06:55	gavin / www-data	0664
dump.sql	88.123 KB	September 04 2019 17:06:55	gavin / www-data	0664
index.php	0.027 KB	September 04 2019 17:06:55	gavin / www-data	0664
ninja-forms.php	48.292 KB	September 04 2019 17:06:55	gavin / www-data	0664
readme.txt	65.686 KB	September 04 2019 17:06:55	gavin / www-data	0664