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gravityforms.php
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gravityforms.php
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<?php
/*
Plugin Name: Gravity Forms
Plugin URI: http://www.gravityforms.com
Description: Easily create web forms and manage form entries within the WordPress admin.
Version: 2.1.2
Author: rocketgenius
Author URI: http://www.rocketgenius.com
Text Domain: gravityforms
Domain Path: /languages
------------------------------------------------------------------------
Copyright 2009-2016 Rocketgenius, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see http://www.gnu.org/licenses.
*/
//------------------------------------------------------------------------------------------------------------------
//---------- Gravity Forms License Key -----------------------------------------------------------------------------
//------------------------------------------------------------------------------------------------------------------
// If you hardcode a Gravity Forms License Key here, it will automatically populate on activation.
$gf_license_key = '';
//-- OR ---//
// You can also add the Gravity Forms license key to your wp-config.php file to automatically populate on activation
// Add the code in the comment below to your wp-config.php to do so:
// define('GF_LICENSE_KEY','YOUR_KEY_GOES_HERE');
//------------------------------------------------------------------------------------------------------------------
//------------------------------------------------------------------------------------------------------------------
//---------- reCAPTCHA Keys -----------------------------------------------------------------------------
//------------------------------------------------------------------------------------------------------------------
// If you hardcode your reCAPTCHA Keys here, it will automatically populate on activation.
$gf_recaptcha_private_key = '';
$gf_recaptcha_public_key = '';
//-- OR ---//
// You can also add the reCAPTCHA keys to your wp-config.php file to automatically populate on activation
// Add the two lines of code in the comment below to your wp-config.php to do so:
// define('GF_RECAPTCHA_SITE_KEY','YOUR_SITE_KEY_GOES_HERE');
// define('GF_RECAPTCHA_SECRET_KEY','YOUR_SECRET_KEY_GOES_HERE');
//------------------------------------------------------------------------------------------------------------------
if ( ! defined( 'ABSPATH' ) ) {
die();
}
if ( ! defined( 'RG_CURRENT_PAGE' ) ) {
/**
* Defines the current page.
*
* @since Unknown
*
* @used-by GFForms::init()
* @used-by GFCommon::ensure_wp_version()
*
* @var string RG_CURRENT_PAGE The current page.
*/
define( 'RG_CURRENT_PAGE', basename( $_SERVER['PHP_SELF'] ) );
}
if ( ! defined( 'IS_ADMIN' ) ) {
/**
* Checks if an admin page is being viewed.
*
* @since Unknown
*
* @used-by GFForms::init()
* @used-by GFFormsModel::get_default_value()
* @used-by GFFormsModel::get_label()
*
* @var boolean IS_ADMIN True if admin page. False otherwise.
*/
define( 'IS_ADMIN', is_admin() );
}
/**
* Defines the current view within Gravity Forms.
*
* Defined from URL parameters.
*
* @since Unknown
*
* @used-by GFCommon::get_select_choices()
* @used-by GFCommon::get_field_input()
* @used-by GFFormsModel::save_input()
* @used-by GF_Field_Address::get_state_field()
* @used-by GF_Field_Checkbox::get_checkbox_choices()
* @used-by GF_Field_Name::get_field_input()
* @used-by GF_Field_Number::get_field_input()
* @used-by GF_Field_Radio::get_radio_choices()
* @uses GFForms::get()
*
* @var string|boolean RG_CURRENT_VIEW The view if available. False otherwise.
*/
define( 'RG_CURRENT_VIEW', RGForms::get( 'view' ) );
/**
* Defines the minimum version of WordPress required for Gravity Forms.
*
* @since Unknown
*
* @used-by GFCommon::ensure_wp_version()
* @used-by GF_SUPPORTED_WP_VERSION
* @used-by GFSettings::gravityforms_settings_page()
*
* @var string GF_MIN_WP_VERSION Minimum version number.
*/
define( 'GF_MIN_WP_VERSION', '3.7' );
/**
* Checks if the current WordPress version is supported.
*
* @since Unknown
*
* @used-by GFForms::init()
* @used-by GFCommon::ensure_wp_version()
* @uses GF_MIN_WP_VERSION
*
* @var boolean GF_SUPPORTED_VERSION True if supported. False otherwise.
*/
define( 'GF_SUPPORTED_WP_VERSION', version_compare( get_bloginfo( 'version' ), GF_MIN_WP_VERSION, '>=' ) );
/**
* Defines the minimum version of WordPress that will be officially supported.
*
* @var string GF_MIN_WP_VERSION_SUPPORT_TERMS The version number
*/
define( 'GF_MIN_WP_VERSION_SUPPORT_TERMS', '4.6' );
if ( ! defined( 'GRAVITY_MANAGER_URL' ) ) {
/**
* Defines the Gravity Manager URL.
*
* @var string GRAVITY_MANAGER_URL The full URL to the Gravity Manager.
*/
define( 'GRAVITY_MANAGER_URL', 'https://www.gravityhelp.com/wp-content/plugins/gravitymanager' );
}
if ( ! defined( 'GRAVITY_MANAGER_PROXY_URL' ) ) {
/**
* Defines the Gravity Manager proxy URL.
*
* @var string GRAVITY_MANAGER_PROXY_URL The full URL to the Gravity Manager proxy.
*/
define( 'GRAVITY_MANAGER_PROXY_URL', 'http://proxy.gravityplugins.com' );
}
require_once( plugin_dir_path( __FILE__ ) . 'common.php' );
require_once( plugin_dir_path( __FILE__ ) . 'forms_model.php' );
require_once( plugin_dir_path( __FILE__ ) . 'widget.php' );
require_once( plugin_dir_path( __FILE__ ) . 'includes/api.php' );
require_once( plugin_dir_path( __FILE__ ) . 'includes/webapi/webapi.php' );
require_once( plugin_dir_path( __FILE__ ) . 'includes/fields/class-gf-fields.php' );
require_once( plugin_dir_path( __FILE__ ) . 'includes/class-gf-download.php' );
// GFCommon::$version is deprecated, set it to current version for backwards compatibility
GFCommon::$version = GFForms::$version;
add_action( 'init', array( 'RGForms', 'init' ) );
add_action( 'wp', array( 'RGForms', 'maybe_process_form' ), 9 );
add_action( 'admin_init', array( 'RGForms', 'maybe_process_form' ), 9 );
add_action( 'wp', array( 'RGForms', 'process_exterior_pages' ) );
add_filter( 'upgrader_pre_install', array( 'GFForms', 'validate_upgrade' ), 10, 2 );
add_filter( 'tiny_mce_before_init', array( 'GFForms', 'modify_tiny_mce_4' ), 20 );
add_filter( 'user_has_cap', array( 'RGForms', 'user_has_cap' ), 10, 3 );
//Hooks for no-conflict functionality
if ( is_admin() && ( RGForms::is_gravity_page() || RGForms::is_gravity_ajax_action() ) ) {
add_action( 'wp_print_scripts', array( 'RGForms', 'no_conflict_mode_script' ), 1000 );
add_action( 'admin_print_footer_scripts', array( 'RGForms', 'no_conflict_mode_script' ), 9 );
add_action( 'wp_print_styles', array( 'RGForms', 'no_conflict_mode_style' ), 1000 );
add_action( 'admin_print_styles', array( 'RGForms', 'no_conflict_mode_style' ), 1 );
add_action( 'admin_print_footer_scripts', array( 'RGForms', 'no_conflict_mode_style' ), 1 );
add_action( 'admin_footer', array( 'RGForms', 'no_conflict_mode_style' ), 1 );
}
add_action( 'plugins_loaded', array( 'GFForms', 'loaded' ) );
register_deactivation_hook( __FILE__, array( 'GFForms', 'deactivation_hook' ) );
/**
* Class GFForms
*
* Handles the loading of Gravity Forms and other core functionality
*/
class GFForms {
/**
* Defines this version of Gravity Forms.
*
* @since Unknown
* @access public
*
* @var string $version The version number.
*/
public static $version = '2.1.2';
/**
* Runs after Gravity Forms is loaded.
*
* Initializes add-ons.
*
* @since Unknown
* @access public
*
* @uses GFAddOn::init_addons()
*
* @return void
*/
public static function loaded() {
/**
* Fires when Gravity Forms has loaded.
*
* When developing Add-Ons, use this hook to initialize any functionality that depends on Gravity Forms functionality.
*/
do_action( 'gform_loaded' );
//initializing Add-Ons if necessary
if ( class_exists( 'GFAddOn' ) ) {
GFAddOn::init_addons();
}
}
/**
* Determines if the 3rd party Members plugin is active.
*
* @since Unknown
* @access public
*
* @return boolean True if the Members plugin is active. False otherwise.
*/
public static function has_members_plugin() {
return function_exists( 'members_get_capabilities' );
}
/**
* Initializes Gravity Forms.
*
* @since Unknown
* @access public
*
* @return void
*/
public static function init() {
if ( ! wp_next_scheduled( 'gravityforms_cron' ) ) {
wp_schedule_event( time(), 'daily', 'gravityforms_cron' );
}
add_action( 'gravityforms_cron', array( 'GFForms', 'cron' ) );
GF_Download::maybe_process();
//load text domains
GFCommon::load_gf_text_domain( 'gravityforms' );
add_filter( 'gform_logging_supported', array( 'RGForms', 'set_logging_supported' ) );
add_action( 'admin_head', array( 'GFCommon', 'maybe_output_gf_vars' ) );
add_action( 'admin_head', array( 'GFForms', 'load_admin_bar_styles' ) );
add_action( 'wp_head', array( 'GFForms', 'load_admin_bar_styles' ) );
self::register_scripts();
//Maybe set up Gravity Forms: only on admin requests for single site installation and always for multisite
if ( ( IS_ADMIN && false === ( defined( 'DOING_AJAX' ) && true === DOING_AJAX ) ) || is_multisite() ) {
self::setup();
}
//Plugin update actions
add_filter( 'transient_update_plugins', array( 'GFForms', 'check_update' ) );
add_filter( 'site_transient_update_plugins', array( 'GFForms', 'check_update' ) );
add_filter( 'auto_update_plugin', array( 'GFForms', 'maybe_auto_update' ), 10, 2 );
if ( IS_ADMIN ) {
global $current_user;
//Site registration hooks
//add_action( 'add_option_rg_gforms_key', array( 'GFSettings', 'action_add_option_rg_gforms_key' ), 10, 2 );
//add_action( 'update_option_rg_gforms_key', array( 'GFSettings', 'action_update_option_rg_gforms_key' ),10, 2 );
//add_action( 'delete_option_rg_gforms_key', array( 'GFSettings', 'action_delete_option_rg_gforms_key' ),10, 2 );
//Members plugin integration. Adding Gravity Forms roles to the checkbox list
if ( self::has_members_plugin() ) {
add_filter( 'members_get_capabilities', array( 'RGForms', 'members_get_capabilities' ) );
}
if ( is_multisite() ) {
add_filter( 'wpmu_drop_tables', array( 'GFFormsModel', 'mu_drop_tables' ) );
}
add_action( 'admin_enqueue_scripts', array( 'GFForms', 'enqueue_admin_scripts' ) );
add_action( 'print_media_templates', array( 'GFForms', 'action_print_media_templates' ) );
if ( defined( 'WP_DEBUG' ) && WP_DEBUG ) {
add_action( 'admin_footer', array( 'GFForms', 'deprecate_add_on_methods' ) );
}
//Loading Gravity Forms if user has access to any functionality
if ( GFCommon::current_user_can_any( GFCommon::all_caps() ) ) {
require_once( GFCommon::get_base_path() . '/export.php' );
GFExport::maybe_export();
//imports theme forms if configured to be automatic imported
self::maybe_import_theme_forms();
//creates the "Forms" left menu
add_action( 'admin_menu', array( 'RGForms', 'create_menu' ) );
if ( GF_SUPPORTED_WP_VERSION ) {
add_action( 'admin_footer', array( 'RGForms', 'check_upload_folder' ) );
add_action( 'wp_dashboard_setup', array( 'RGForms', 'dashboard_setup' ) );
// Support modifying the admin page title for settings
add_filter( 'admin_title', array( __class__, 'modify_admin_title' ), 10, 2 );
require_once( GFCommon::get_base_path() . '/includes/locking/locking.php' );
if ( self::is_gravity_page() ) {
require_once( GFCommon::get_base_path() . '/tooltips.php' );
} else if ( RG_CURRENT_PAGE == 'media-upload.php' ) {
require_once( GFCommon::get_base_path() . '/entry_list.php' );
} else if ( in_array( RG_CURRENT_PAGE, array( 'admin.php', 'admin-ajax.php' ) ) ) {
add_action( 'wp_ajax_rg_save_form', array( 'RGForms', 'save_form' ) );
add_action( 'wp_ajax_rg_change_input_type', array( 'RGForms', 'change_input_type' ) );
add_action( 'wp_ajax_rg_refresh_field_preview', array( 'RGForms', 'refresh_field_preview' ) );
add_action( 'wp_ajax_rg_add_field', array( 'RGForms', 'add_field' ) );
add_action( 'wp_ajax_rg_duplicate_field', array( 'RGForms', 'duplicate_field' ) );
add_action( 'wp_ajax_rg_delete_field', array( 'RGForms', 'delete_field' ) );
add_action( 'wp_ajax_rg_delete_file', array( 'RGForms', 'delete_file' ) );
add_action( 'wp_ajax_rg_select_export_form', array( 'RGForms', 'select_export_form' ) );
add_action( 'wp_ajax_rg_start_export', array( 'RGForms', 'start_export' ) );
add_action( 'wp_ajax_gf_upgrade_license', array( 'RGForms', 'upgrade_license' ) );
add_action( 'wp_ajax_gf_delete_custom_choice', array( 'RGForms', 'delete_custom_choice' ) );
add_action( 'wp_ajax_gf_save_custom_choice', array( 'RGForms', 'save_custom_choice' ) );
add_action( 'wp_ajax_gf_get_post_categories', array( 'RGForms', 'get_post_category_values' ) );
add_action( 'wp_ajax_gf_get_address_rule_values_select', array( 'GFForms', 'get_address_rule_values_select' ) );
add_action( 'wp_ajax_gf_get_notification_post_categories', array( 'RGForms', 'get_notification_post_category_values' ) );
//add_action( 'wp_ajax_gf_save_confirmation', array( 'RGForms', 'save_confirmation' ) );
add_action( 'wp_ajax_gf_delete_confirmation', array( 'RGForms', 'delete_confirmation' ) );
add_action( 'wp_ajax_gf_save_new_form', array( 'RGForms', 'save_new_form' ) );
add_action( 'wp_ajax_gf_save_title', array( 'RGForms', 'save_form_title' ) );
//entry list ajax operations
add_action( 'wp_ajax_rg_update_lead_property', array( 'RGForms', 'update_lead_property' ) );
add_action( 'wp_ajax_delete-gf_entry', array( 'RGForms', 'update_lead_status' ) );
//form list ajax operations
add_action( 'wp_ajax_rg_update_form_active', array( 'RGForms', 'update_form_active' ) );
//notification list ajax operations
add_action( 'wp_ajax_rg_update_notification_active', array( 'RGForms', 'update_notification_active' ) );
//confirmation list ajax operations
add_action( 'wp_ajax_rg_update_confirmation_active', array( 'RGForms', 'update_confirmation_active' ) );
//dynamic captcha image
add_action( 'wp_ajax_rg_captcha_image', array( 'RGForms', 'captcha_image' ) );
//dashboard message "dismiss upgrade" link
add_action( 'wp_ajax_rg_dismiss_upgrade', array( 'RGForms', 'dashboard_dismiss_upgrade' ) );
// entry detail: resend notifications
add_action( 'wp_ajax_gf_resend_notifications', array( 'RGForms', 'resend_notifications' ) );
// Shortcode UI
add_action( 'wp_ajax_gf_do_shortcode', array( 'GFForms', 'handle_ajax_do_shortcode' ) );
// Export
add_filter( 'wp_ajax_gf_process_export', array( 'GFForms', 'ajax_process_export' ) );
add_filter( 'wp_ajax_gf_download_export', array( 'GFForms', 'ajax_download_export' ) );
// Dismiss message
add_action( 'wp_ajax_gf_dismiss_message', array( 'GFForms', 'ajax_dismiss_message' ) );
}
add_filter( 'plugins_api', array( 'RGForms', 'get_addon_info' ), 100, 3 );
add_action( 'after_plugin_row_gravityforms/gravityforms.php', array( 'RGForms', 'plugin_row' ) );
add_action( 'install_plugins_pre_plugin-information', array( 'RGForms', 'display_changelog' ) );
add_filter( 'plugin_action_links', array( 'GFForms', 'plugin_settings_link' ), 10, 2 );
}
}
add_action( 'admin_init', array( 'RGForms', 'ajax_parse_request' ), 10 );
$gf_page = self::get_page();
if ( $gf_page == 'entry_list' && ! isset( $_GET['filter'] ) ) {
require_once( GFCommon::get_base_path() . '/entry_list.php' );
$default_filter = GFEntryList::get_default_filter();
if ( $default_filter !== 'all' ) {
$url = add_query_arg( array( 'filter' => $default_filter ) );
$url = esc_url_raw( $url );
wp_safe_redirect( $url );
}
}
if ( $gf_page == 'entry_list' ) {
add_filter( 'set-screen-option', array( 'GFForms', 'set_screen_options' ), 10, 3 );
add_filter( 'screen_settings', array( 'GFForms', 'show_screen_options' ), 10, 2 );
}
if ( $gf_page == 'form_list' ) {
add_filter( 'set-screen-option', array( 'GFForms', 'set_screen_options' ), 10, 3 );
}
} else {
add_action( 'wp_enqueue_scripts', array( 'RGForms', 'enqueue_scripts' ), 11 );
add_action( 'wp', array( 'RGForms', 'ajax_parse_request' ), 10 );
}
// Add admin bar items
add_action( 'wp_before_admin_bar_render', array( 'GFForms', 'admin_bar' ) );
add_shortcode( 'gravityform', array( 'RGForms', 'parse_shortcode' ) );
add_shortcode( 'gravityforms', array( 'RGForms', 'parse_shortcode' ) );
// ManageWP premium update filters
add_filter( 'mwp_premium_update_notification', array( 'RGForms', 'premium_update_push' ) );
add_filter( 'mwp_premium_perform_update', array( 'RGForms', 'premium_update' ) );
// Push Gravity Forms to the top of the list of plugins to make sure it's loaded before any add-ons
add_action( 'activated_plugin', array( 'GFForms', 'load_first' ) );
// Add the "Add Form" button to the editor. The customizer doesn't run in the admin context.
if ( GFForms::page_supports_add_form_button() ) {
require_once( GFCommon::get_base_path() . '/tooltips.php' );
// Adding "embed form" button to the editor
add_action( 'media_buttons', array( 'GFForms', 'add_form_button' ), 20 );
// Adding the modal
add_action( 'admin_print_footer_scripts', array( 'GFForms', 'add_mce_popup' ) );
}
}
/**
* Ensures that Gravity Forms is loaded first.
*
* @since Unknown
* @access public
*
* @return void
*/
public static function load_first() {
$plugin_path = basename( dirname( __FILE__ ) ) . '/gravityforms.php';
$active_plugins = get_option( 'active_plugins' );
$key = array_search( $plugin_path, $active_plugins );
if ( $key > 0 ) {
array_splice( $active_plugins, $key, 1 );
array_unshift( $active_plugins, $plugin_path );
update_option( 'active_plugins', $active_plugins );
}
}
/**
* Performs Gravity Forms deactivation tasks.
*
* @since Unknown
* @access public
*
* @uses GFCache::flush()
*
* @return void
*/
public static function deactivation_hook() {
GFCache::flush( true );
flush_rewrite_rules();
}
/**
* Add Gravity Forms to the plugins that support logging.
*
* @since Unknown
* @access public
*
* @param array $plugins Existing plugins that support logging.
*
* @return array $plugins Supported plugins.
*/
public static function set_logging_supported( $plugins ) {
$plugins['gravityforms'] = 'Gravity Forms Core';
return $plugins;
}
/**
* Determines if a form should be processed, and passes it off to processing.
*
* @since Unknown
* @access public
*
* @uses GFFormsModel::get_form()
* @uses GFCommon::get_base_path()
* @uses GFFormDisplay::process_form()
* @uses GFFormDisplay::process_send_resume_link()
*
* @return void
*/
public static function maybe_process_form() {
$form_id = isset( $_POST['gform_submit'] ) ? absint( $_POST['gform_submit'] ) : 0;
if ( $form_id ) {
$form_info = RGFormsModel::get_form( $form_id );
$is_valid_form = $form_info && $form_info->is_active;
if ( $is_valid_form ) {
require_once( GFCommon::get_base_path() . '/form_display.php' );
GFFormDisplay::process_form( $form_id );
}
} elseif ( isset( $_POST['gform_send_resume_link'] ) ) {
require_once( GFCommon::get_base_path() . '/form_display.php' );
GFFormDisplay::process_send_resume_link();
}
}
/**
* Processes pages that are not loaded directly within WordPress
*
* @since Unknown
* @access public
*
* @uses GFCommon::get_upload_page_slug()
* @uses GFCommon::get_base_path()
*
* @return void
*/
public static function process_exterior_pages() {
if ( rgempty( 'gf_page', $_GET ) ) {
return;
}
$page = rgget( 'gf_page' );
$is_legacy_upload_page = $_SERVER['REQUEST_METHOD'] == 'POST' && $page == 'upload';
if ( $is_legacy_upload_page && ( ! defined( 'DOING_AJAX' ) || ! DOING_AJAX ) ) {
_doing_it_wrong( 'gf_page=upload', 'gf_page=upload is now deprecated. Use GFCommon::get_upload_page_slug() instead', '1.9.6.13' );
}
$is_upload_page = $_SERVER['REQUEST_METHOD'] == 'POST' && $page == GFCommon::get_upload_page_slug();
if ( $is_upload_page || $is_legacy_upload_page ) {
require_once( GFCommon::get_base_path() . '/includes/upload.php' );
exit();
}
// Ensure users are logged in
if ( ! is_user_logged_in() ) {
auth_redirect();
}
switch ( $page ) {
case 'preview':
require_once( GFCommon::get_base_path() . '/preview.php' );
break;
case 'print-entry' :
require_once( GFCommon::get_base_path() . '/print-entry.php' );
break;
case 'select_columns' :
require_once( GFCommon::get_base_path() . '/select_columns.php' );
break;
}
exit();
}
/**
* Checks for Gravity Forms updates.
*
* @since Unknown
* @access public
*
* @uses GFCommon::check_update()
*
* @param object $update_plugins_option The GFAutoUpgrade object.
*
* @return object The GFAutoUpgrade object.
*/
public static function check_update( $update_plugins_option ) {
if ( ! class_exists( 'GFCommon' ) ) {
require_once( 'common.php' );
}
return GFCommon::check_update( $update_plugins_option, true );
}
/**
* Creates or updates database tables. Will only run when version changes.
*
* @since Unknown
* @access public
*
* @param bool $force_setup If setup should be forced. Defaults to false.
*/
public static function setup( $force_setup = false ) {
$current_version = get_option( 'rg_form_version' );
if ( $current_version === false ) {
if ( ! get_option( 'rg_gforms_key' ) ) {
// Show installation wizard for all new installations as long as the key wasn't already set e.g. by the CLI.
update_option( 'gform_pending_installation', true );
}
// Turn background updates on by default for all new installations.
update_option( 'gform_enable_background_updates', true );
}
$has_version_changed = $current_version != GFCommon::$version;
if ( $has_version_changed ) {
// Making sure version has really changed. Gets around aggressive caching issue on some sites that cause setup to run multiple times.
$current_version = self::get_wp_option( 'rg_form_version' );
$has_version_changed = $current_version != GFCommon::$version;
}
if ( $has_version_changed || $force_setup ) {
$blog_id = get_current_blog_id();
GFCommon::log_debug( "GFForms::setup(): Blog {$blog_id} - Beginning of setup. From version " . get_option( 'rg_form_version' ) . ' to version ' . GFCommon::$version );
// Setting up database structure
self::setup_database();
self::maybe_upgrade_lead_detail_table( $current_version );
// Auto-setting and auto-validating license key based on value configured via the GF_LICENSE_KEY constant or the gf_license_key variable
// Auto-populating reCAPTCHA keys base on constant
self::maybe_populate_keys();
// Auto-importing forms based on GF_IMPORT_FILE AND GF_THEME_IMPORT_FILE
self::maybe_import_forms();
// The format the version info changed to JSON. Make sure the old format is not cached.
if ( version_compare( get_option( 'rg_form_version' ), '1.8.0.3', '<' ) ) {
delete_transient( 'gform_update_info' );
}
update_option( 'rg_form_version', GFCommon::$version );
GFCommon::log_debug( "GFForms::setup(): Blog {$blog_id} - End of setup." );
}
}
/**
* Sets up the database for Gravity Forms
*
* @since Unknown
* @access public
* @global $wpdb
*
* @return void
*/
public static function setup_database() {
global $wpdb;
require_once( ABSPATH . '/wp-admin/includes/upgrade.php' );
if ( ! empty( $wpdb->charset ) ) {
$charset_collate = "DEFAULT CHARACTER SET $wpdb->charset";
}
if ( ! empty( $wpdb->collate ) ) {
$charset_collate .= " COLLATE $wpdb->collate";
}
// Fixes issue with dbDelta lower-casing table names, which cause problems on case sensitive DB servers.
add_filter( 'dbdelta_create_queries', array( 'RGForms', 'dbdelta_fix_case' ) );
/*
* Indexes have a maximum size of 767 bytes. Historically, we haven't need to be concerned about that.
* As of 4.2, however, WP core moved to utf8mb4, which uses 4 bytes per character. This means that an index which
* used to have room for floor(767/3) = 255 characters, now only has room for floor(767/4) = 191 characters.
*/
$max_index_length = 191;
//------ FORM -----------------------------------------------
$form_table_name = RGFormsModel::get_form_table_name();
$sql = 'CREATE TABLE ' . $form_table_name . " (
id mediumint(8) unsigned not null auto_increment,
title varchar(150) not null,
date_created datetime not null,
is_active tinyint(1) not null default 1,
is_trash tinyint(1) not null default 0,
PRIMARY KEY (id)
) $charset_collate;";
dbDelta( $sql );
//droping table that was created by mistake in version 1.6.3.2
$wpdb->query( 'DROP TABLE IF EXISTS A' . $form_table_name );
//------ META -----------------------------------------------
$meta_table_name = RGFormsModel::get_meta_table_name();
$sql = 'CREATE TABLE ' . $meta_table_name . " (
form_id mediumint(8) unsigned not null,
display_meta longtext,
entries_grid_meta longtext,
confirmations longtext,
notifications longtext,
PRIMARY KEY (form_id)
) $charset_collate;";
dbDelta( $sql );
//droping outdated form_id index (if one exists)
self::drop_index( $meta_table_name, 'form_id' );
//------ FORM VIEW -----------------------------------------------
$form_view_table_name = RGFormsModel::get_form_view_table_name();
$sql = 'CREATE TABLE ' . $form_view_table_name . " (
id bigint(20) unsigned not null auto_increment,
form_id mediumint(8) unsigned not null,
date_created datetime not null,
ip char(15),
count mediumint(8) unsigned not null default 1,
PRIMARY KEY (id),
KEY date_created (date_created),
KEY form_id (form_id)
) $charset_collate;";
dbDelta( $sql );
//------ LEAD -----------------------------------------------
$lead_table_name = RGFormsModel::get_lead_table_name();
$sql = 'CREATE TABLE ' . $lead_table_name . " (
id int(10) unsigned not null auto_increment,
form_id mediumint(8) unsigned not null,
post_id bigint(20) unsigned,
date_created datetime not null,
is_starred tinyint(1) not null default 0,
is_read tinyint(1) not null default 0,
ip varchar(39) not null,
source_url varchar(200) not null default '',
user_agent varchar(250) not null default '',
currency varchar(5),
payment_status varchar(15),
payment_date datetime,
payment_amount decimal(19,2),
payment_method varchar(30),
transaction_id varchar(50),
is_fulfilled tinyint(1),
created_by bigint(20) unsigned,
transaction_type tinyint(1),
status varchar(20) not null default 'active',
PRIMARY KEY (id),
KEY form_id (form_id),
KEY status (status)
) $charset_collate;";
dbDelta( $sql );
//------ LEAD NOTES ------------------------------------------
$lead_notes_table_name = RGFormsModel::get_lead_notes_table_name();
$sql = 'CREATE TABLE ' . $lead_notes_table_name . " (
id int(10) unsigned not null auto_increment,
lead_id int(10) unsigned not null,
user_name varchar(250),
user_id bigint(20),
date_created datetime not null,
value longtext,
note_type varchar(50),
PRIMARY KEY (id),
KEY lead_id (lead_id),
KEY lead_user_key (lead_id,user_id)
) $charset_collate;";
dbDelta( $sql );
//------ LEAD DETAIL -----------------------------------------
$lead_detail_table_name = RGFormsModel::get_lead_details_table_name();
$sql = 'CREATE TABLE ' . $lead_detail_table_name . " (
id bigint(20) unsigned not null auto_increment,
lead_id int(10) unsigned not null,
form_id mediumint(8) unsigned not null,
field_number float not null,
value longtext,
PRIMARY KEY (id),
KEY form_id (form_id),
KEY lead_id (lead_id),
KEY lead_field_number (lead_id,field_number),
KEY lead_field_value (value($max_index_length))
) $charset_collate;";
dbDelta( $sql );
//------ LEAD DETAIL LONG -----------------------------------
$lead_detail_long_table_name = RGFormsModel::get_lead_details_long_table_name();
$sql = 'CREATE TABLE ' . $lead_detail_long_table_name . " (
lead_detail_id bigint(20) unsigned not null,
value longtext,
PRIMARY KEY (lead_detail_id)
) $charset_collate;";
dbDelta( $sql );
// dropping outdated form_id index (if one exists)
self::drop_index( $lead_detail_long_table_name, 'lead_detail_key' );
//------ LEAD META ------------------------------------------
$lead_meta_table_name = RGFormsModel::get_lead_meta_table_name();
// dropping meta_key and form_id_meta_key (if they exist) to prevent duplicate keys error on upgrade
if ( version_compare( get_option( 'rg_form_version' ), '1.9.8.12', '<' ) ) {
self::drop_index( $lead_meta_table_name, 'meta_key' );
self::drop_index( $lead_meta_table_name, 'form_id_meta_key' );
}
$sql = 'CREATE TABLE ' . $lead_meta_table_name . " (
id bigint(20) unsigned not null auto_increment,
form_id mediumint(8) unsigned not null default 0,
lead_id bigint(20) unsigned not null,
meta_key varchar(255),
meta_value longtext,
PRIMARY KEY (id),
KEY meta_key (meta_key($max_index_length)),
KEY lead_id (lead_id),
KEY form_id_meta_key (form_id,meta_key($max_index_length))
) $charset_collate;";
dbDelta( $sql );
//------ INCOMPLETE SUBMISSIONS -------------------------------
$incomplete_submissions_table_name = RGFormsModel::get_incomplete_submissions_table_name();
$sql = 'CREATE TABLE ' . $incomplete_submissions_table_name . " (
uuid char(32) not null,
email varchar(255),
form_id mediumint(8) unsigned not null,
date_created datetime not null,
ip varchar(39) not null,
source_url longtext not null,
submission longtext not null,
PRIMARY KEY (uuid),
KEY form_id (form_id)
) $charset_collate;";
dbDelta( $sql );
remove_filter( 'dbdelta_create_queries', array( 'RGForms', 'dbdelta_fix_case' ) );
//fix form_id value needed to update from version 1.6.11
self::fix_lead_meta_form_id_values();
//fix checkbox value. needed for version 1.0 and below but won't hurt for higher versions
self::fix_checkbox_value();
//fix leading and trailing spaces in Form objects and entry values
if ( version_compare( get_option( 'rg_form_version' ), '1.8.3.1', '<' ) ) {
self::fix_leading_and_trailing_spaces();
}
}
/**
* Checks whether the values in the longtext table should be copied over to the
*
* @param string $previous_version The currently installed version before the upgrade to this version.
*
* @return bool
*/
private static function can_upgrade_longtext( $previous_version ) {
global $wpdb;
if ( empty( $previous_version ) ) {
return false;
}
// The gform_longtext_ready option was set in 1.9.x to indicate that the lead details table had been upgraded.
// It was also set for new installations of 1.9.x.
$is_longtext_ready = (bool) get_option( 'gform_longtext_ready' );
if ( $is_longtext_ready ) {
return false;
}
// The gform_longtext_upgraded option was added by the Upgrade Wizard Support Tool used to help debug upgrade issues.
$upgraded = (bool) get_option( 'gform_longtext_upgraded' );
if ( $upgraded ) {
return false;
}
// Check the length of the value column in the lead detail table to make sure it's now longtext.
$lead_detail_table_name = GFFormsModel::get_lead_details_table_name();
$is_longtext = self::check_column( $lead_detail_table_name, 'value', 'longtext' );
$first_entry_value = $wpdb->get_results( "SELECT value FROM $lead_detail_table_name LIMIT 1" );
$col_type = $wpdb->get_col_info( 'type', 0 ); // Get type of column from the last wpdb query.
if ( ! $is_longtext ) {
// check_column() might fail - try a different approach.
if ( $col_type == '252' || $col_type == 'blob' ) {
$is_longtext = true;
}
}
if ( ! $is_longtext ) {
// Something's wrong with the lead detail value column. Log, add a dismissible admin message and bail.
GFCommon::log_debug( __METHOD__ . '(): lead detail value column issue' );
GFCommon::add_dismissible_message( esc_html__( 'There appears to be an issue with one of the Gravity Forms database tables. Please get in touch with support.', 'gravityforms' ), 'gform_long_table_upgrade', 'error', 'gform_full_access', true );
return false;
}
if ( empty( $first_entry_value ) ) {
// Make sure previous upgrade failure admin message is removed for sites with no entries.
GFCommon::remove_dismissible_message( 'gform_long_table_upgrade' );
return false;
}
$can_upgrade = false;
if ( version_compare( $previous_version, '2.0-beta-3.2', '<' ) // No upgrades have been attempted.
|| ( version_compare( $previous_version, '2.0.2.6', '<' ) && ! method_exists( $wpdb, 'get_col_length' ) ) // $wpdb->get_col_length() was introduced in WP 4.2.1. Attempts to upgrade will have caused a fatal error.
|| ( version_compare( $previous_version, '2.0.2.6', '<' ) // Some upgrades prior to 2.0.2.6 failed because $wpdb->get_col_length() returned false. e.g. installations using HyperDB
&& method_exists( $wpdb, 'get_col_length' )
&& $wpdb->get_col_length( $wpdb->prefix . 'rg_lead_detail', 'value' ) === false )
|| ( version_compare( $previous_version, '2.0.4.6', '<' ) // Upgrades failed where db layers returned 'blob' as longtext column type.
&& $col_type == 'blob' )
) {
// Check that all IDs in the detail table are unique.
$results = $wpdb->get_results("
SELECT id
FROM {$wpdb->prefix}rg_lead_detail
GROUP BY id
HAVING count(*) > 1;");
if ( count( $results ) == 0 ) {
$can_upgrade = true;
} else {
// IDs are not unique - log, add a dismissible admin message.
GFCommon::log_debug( __METHOD__ . '(): lead detail IDs issue' );
GFCommon::add_dismissible_message( esc_html__( 'There appears to be an issue with the data in the Gravity Forms database tables. Please get in touch with support.', 'gravityforms' ), 'gform_long_table_upgrade', 'error', 'gform_full_access', true );
}
}
GFCommon::log_debug( __METHOD__ . '(): can_upgrade: ' . $can_upgrade );
return $can_upgrade;
}
/**
* Check column matches criteria.
*
* Based on the WordPress check_column() function.
*
* @since 2.0.2.6
* @access public
* @global wpdb $wpdb WordPress database abstraction object.
*
* @param string $table_name Table name.
* @param string $col_name Column name.
* @param string $col_type Column type.
* @param bool $is_null Optional. Check is null.
* @param mixed $key Optional. Key info.
* @param mixed $default Optional. Default value.
* @param mixed $extra Optional. Extra value.
*
* @return bool True, if matches. False, if not matching.
*/
private static function check_column( $table_name, $col_name, $col_type, $is_null = null, $key = null, $default = null, $extra = null ) {
global $wpdb;
$diffs = 0;
$results = $wpdb->get_results( "DESC $table_name" );
foreach ( $results as $row ) {
if ( $row->Field == $col_name ) {
// Got our column, check the params.
if ( ( $col_type != null ) && ( $row->Type != $col_type ) ) {
++ $diffs;
}
if ( ( $is_null != null ) && ( $row->Null != $is_null ) ) {
++ $diffs;