968 lines
31 KiB
PHP
968 lines
31 KiB
PHP
<?php
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/**
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* Process and validate form entries.
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*
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* @since 1.0.0
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*/
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class WPForms_Process {
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/**
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* Store errors.
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*
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* @since 1.0.0
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*
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* @var array
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*/
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public $errors;
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/**
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* Confirmation message.
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*
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* @var string
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*/
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public $confirmation_message;
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/**
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* Current confirmation.
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*
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* @since 1.6.9
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*
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* @var array
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*/
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private $confirmation;
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/**
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* Store formatted fields.
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*
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* @since 1.0.0
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*
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* @var array
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*/
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public $fields;
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/**
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* Store the ID of a successful entry.
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*
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* @since 1.2.3
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*
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* @var int
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*/
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public $entry_id = 0;
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/**
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* Form data and settings.
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*
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* @since 1.4.5
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*
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* @var array
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*/
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public $form_data;
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/**
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* If a valid return has was processed.
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*
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* @since 1.4.5
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*
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* @var bool
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*/
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public $valid_hash = false;
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/**
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* Primary class constructor.
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*
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* @since 1.0.0
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*/
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public function __construct() {
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add_action( 'wp', array( $this, 'listen' ) );
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add_action( 'wp_ajax_wpforms_submit', array( $this, 'ajax_submit' ) );
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add_action( 'wp_ajax_nopriv_wpforms_submit', array( $this, 'ajax_submit' ) );
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}
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/**
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* Listen to see if this is a return callback or a posted form entry.
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*
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* @since 1.0.0
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*/
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public function listen() {
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// Catch the post_max_size overflow.
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if ( $this->post_max_size_overflow() ) {
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return;
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}
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if ( ! empty( $_GET['wpforms_return'] ) ) { // phpcs:ignore
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$this->entry_confirmation_redirect( '', $_GET['wpforms_return'] ); // phpcs:ignore
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}
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if ( ! empty( $_POST['wpforms']['id'] ) ) { // phpcs:ignore
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$this->process( stripslashes_deep( $_POST['wpforms'] ) ); // phpcs:ignore
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$form_id = wp_unslash( $_POST['wpforms']['id'] );
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if ( wpforms_is_amp() ) {
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// Send 400 Bad Request when there are errors.
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if ( ! empty( $this->errors[ $form_id ] ) ) {
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$message = $this->errors[ $form_id ]['header'];
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if ( ! empty( $this->errors[ $form_id ]['footer'] ) ) {
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$message .= ' ' . $this->errors[ $form_id ]['footer'];
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}
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wp_send_json(
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array(
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'message' => $message,
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),
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400
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);
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} else {
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wp_send_json(
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array(
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'message' => $this->get_confirmation_message( $this->form_data, $this->fields, $this->entry_id ),
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),
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200
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);
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}
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}
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}
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}
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/**
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* Process the form entry.
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*
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* @since 1.0.0
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* @since 1.6.4 Added hCaptcha support.
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*
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* @param array $entry Form submission raw data ($_POST).
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*/
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public function process( $entry ) {
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$this->errors = array();
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$this->fields = array();
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$form_id = absint( $entry['id'] );
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$form = wpforms()->form->get( $form_id );
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// Validate form is real and active (published).
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if ( ! $form || 'publish' !== $form->post_status ) {
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$this->errors[ $form_id ]['header'] = esc_html__( 'Invalid form.', 'wpforms-lite' );
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return;
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}
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// Formatted form data for hooks.
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$this->form_data = apply_filters( 'wpforms_process_before_form_data', wpforms_decode( $form->post_content ), $entry );
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// Pre-process/validate hooks and filter.
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// Data is not validated or cleaned yet so use with caution.
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$entry = apply_filters( 'wpforms_process_before_filter', $entry, $this->form_data );
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do_action( 'wpforms_process_before', $entry, $this->form_data );
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do_action( "wpforms_process_before_{$form_id}", $entry, $this->form_data );
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// Validate fields.
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foreach ( $this->form_data['fields'] as $field_properties ) {
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$field_id = $field_properties['id'];
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$field_type = $field_properties['type'];
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$field_submit = isset( $entry['fields'][ $field_id ] ) ? $entry['fields'][ $field_id ] : '';
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do_action( "wpforms_process_validate_{$field_type}", $field_id, $field_submit, $this->form_data );
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}
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// CAPTCHA check.
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$captcha_settings = wpforms_get_captcha_settings();
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$bypass_captcha = apply_filters( 'wpforms_process_bypass_captcha', false, $entry, $this->form_data );
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if (
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! empty( $captcha_settings['provider'] ) &&
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$captcha_settings['provider'] !== 'none' &&
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! empty( $captcha_settings['site_key'] ) &&
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! empty( $captcha_settings['secret_key'] ) &&
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isset( $this->form_data['settings']['recaptcha'] ) &&
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(int) $this->form_data['settings']['recaptcha'] === 1 &&
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empty( $bypass_captcha ) &&
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! isset( $_POST['__amp_form_verify'] ) // phpcs:ignore WordPress.Security.NonceVerification.Missing -- No need to check CAPTCHA until form is submitted.
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&&
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( ( $captcha_settings['provider'] === 'recaptcha' && $captcha_settings['recaptcha_type'] === 'v3' ) || ! wpforms_is_amp() ) // AMP requires Google reCAPTCHA v3.
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) {
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if ( $captcha_settings['provider'] === 'hcaptcha' ) {
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$verify_url_raw = 'https://hcaptcha.com/siteverify';
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$captcha_provider = esc_html__( 'hCaptcha', 'wpforms-lite' );
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$post_key = 'h-captcha-response';
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} else {
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$verify_url_raw = 'https://www.google.com/recaptcha/api/siteverify';
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$captcha_provider = esc_html__( 'Google reCAPTCHA', 'wpforms-lite' );
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$post_key = 'g-recaptcha-response';
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}
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/* translators: %s - The CAPTCHA provider name. */
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$error = wpforms_setting( "{$captcha_settings['provider']}-fail-msg", sprintf( esc_html__( '%s verification failed, please try again later.', 'wpforms-lite' ), $captcha_provider ) );
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$token = ! empty( $_POST[ $post_key ] ) ? $_POST[ $post_key ] : false; // phpcs:ignore
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$is_recaptcha_v3 = $captcha_settings['provider'] === 'recaptcha' && $captcha_settings['recaptcha_type'] === 'v3';
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if ( $is_recaptcha_v3 ) {
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$token = ! empty( $_POST['wpforms']['recaptcha'] ) ? $_POST['wpforms']['recaptcha'] : false; // phpcs:ignore
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}
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$verify_query_arg = [
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'secret' => $captcha_settings['secret_key'],
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'response' => $token,
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'remoteip' => wpforms_get_ip(),
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];
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/*
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* hCaptcha uses user IP to better detect bots and their attacks on a form.
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* Majority of our users have GDPR disabled.
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* So we remove this data from the request only when it's not needed, depending on wpforms_is_collecting_ip_allowed($this->form_data) check.
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*/
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if ( ! wpforms_is_collecting_ip_allowed( $this->form_data ) ) {
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unset( $verify_query_arg['remoteip'] );
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}
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$verify_url = add_query_arg( $verify_query_arg, $verify_url_raw );
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/**
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* Filter the CAPTCHA verify URL.
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*
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* @since 1.6.4
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*
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* @param string $verify_url The full CAPTCHA verify URL.
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* @param string $verify_url_raw The CAPTCHA verify URL without query.
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* @param string $verify_query_arg The query arguments for verify URL.
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*/
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$verify_url = apply_filters( 'wpforms_process_captcha_verify_url', $verify_url, $verify_url_raw, $verify_query_arg );
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// API call.
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$response = json_decode( wp_remote_retrieve_body( wp_remote_get( $verify_url ) ) );
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if (
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empty( $response->success ) ||
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( $is_recaptcha_v3 && $response->score <= wpforms_setting( 'recaptcha-v3-threshold', '0.4' ) )
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) {
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if ( $is_recaptcha_v3 ) {
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if ( isset( $response->score ) ) {
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$error .= ' (' . esc_html( $response->score ) . ')';
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}
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$this->errors[ $form_id ]['footer'] = $error;
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} else {
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$this->errors[ $form_id ]['recaptcha'] = $error;
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}
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}
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}
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// Check if combined upload size exceeds allowed maximum.
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$this->validate_combined_upload_size( $form );
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// Initial error check.
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// Don't proceed if there are any errors thus far. We provide a filter
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// so that other features, such as conditional logic, have the ability
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// to adjust blocking errors.
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$errors = apply_filters( 'wpforms_process_initial_errors', $this->errors, $this->form_data );
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if ( isset( $_POST['__amp_form_verify'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Missing
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if ( empty( $errors[ $form_id ] ) ) {
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wp_send_json( array(), 200 );
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} else {
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$verify_errors = array();
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foreach ( $errors[ $form_id ] as $field_id => $error_fields ) {
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$field = $this->form_data['fields'][ $field_id ];
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$field_properties = wpforms()->frontend->get_field_properties( $field, $this->form_data );
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if ( is_string( $error_fields ) ) {
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if ( 'checkbox' === $field['type'] || 'radio' === $field['type'] || 'select' === $field['type'] ) {
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$first = current( $field_properties['inputs'] );
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$name = $first['attr']['name'];
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} elseif ( isset( $field_properties['inputs']['primary']['attr']['name'] ) ) {
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$name = $field_properties['inputs']['primary']['attr']['name'];
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}
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$verify_errors[] = array(
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'name' => $name,
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'message' => $error_fields,
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);
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} else {
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foreach ( $error_fields as $error_field => $error_message ) {
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if ( isset( $field_properties['inputs'][ $error_field ]['attr']['name'] ) ) {
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$name = $field_properties['inputs'][ $error_field ]['attr']['name'];
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}
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$verify_errors[] = array(
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'name' => $name,
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'message' => $error_message,
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);
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}
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}
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}
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wp_send_json(
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array(
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'verifyErrors' => $verify_errors,
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),
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400
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);
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}
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return;
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}
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if ( ! empty( $errors[ $form_id ] ) ) {
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if ( empty( $errors[ $form_id ]['header'] ) ) {
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$errors[ $form_id ]['header'] = esc_html__( 'Form has not been submitted, please see the errors below.', 'wpforms-lite' );
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}
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$this->errors = $errors;
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return;
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}
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$honeypot = wpforms()->get( 'honeypot' )->validate( $this->form_data, $this->fields, $entry );
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// If we trigger the honey pot, we want to log the entry, disable the errors, and fail silently.
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if ( $honeypot ) {
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// Logs spam entry depending on log levels set.
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wpforms_log(
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'Spam Entry ' . uniqid(),
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array( $honeypot, $entry ),
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array(
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'type' => array( 'spam' ),
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'form_id' => $this->form_data['id'],
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)
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);
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// Fail silently.
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return;
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}
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$antispam = wpforms()->get( 'token' )->validate( $this->form_data, $this->fields, $entry );
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// If spam - return early.
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// For antispam, we want to make sure that we have a value, we are not using AMP, and the value is an error string.
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if ( $antispam && ! wpforms_is_amp() && is_string( $antispam ) ) {
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if ( $antispam ) {
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$this->errors[ $form_id ]['header'] = $antispam;
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}
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// Logs spam entry depending on log levels set.
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wpforms_log(
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esc_html__( 'Spam Entry ' ) . uniqid(),
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array( $antispam, $entry ),
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array(
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'type' => array( 'spam' ),
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'form_id' => $this->form_data['id'],
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)
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);
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return;
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}
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// Pass the form created date into the form data.
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$this->form_data['created'] = $form->post_date;
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// Format fields.
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foreach ( (array) $this->form_data['fields'] as $field_properties ) {
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$field_id = $field_properties['id'];
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$field_type = $field_properties['type'];
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$field_submit = isset( $entry['fields'][ $field_id ] ) ? $entry['fields'][ $field_id ] : '';
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do_action( "wpforms_process_format_{$field_type}", $field_id, $field_submit, $this->form_data );
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}
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// This hook is for internal purposes and should not be leveraged.
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do_action( 'wpforms_process_format_after', $this->form_data );
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// Process hooks/filter - this is where most addons should hook
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// because at this point we have completed all field validation and
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// formatted the data.
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$this->fields = apply_filters( 'wpforms_process_filter', $this->fields, $entry, $this->form_data );
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do_action( 'wpforms_process', $this->fields, $entry, $this->form_data );
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do_action( "wpforms_process_{$form_id}", $this->fields, $entry, $this->form_data );
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$this->fields = apply_filters( 'wpforms_process_after_filter', $this->fields, $entry, $this->form_data );
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// One last error check - don't proceed if there are any errors.
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if ( ! empty( $this->errors[ $form_id ] ) ) {
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if ( empty( $this->errors[ $form_id ]['header'] ) ) {
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$this->errors[ $form_id ]['header'] = esc_html__( 'Form has not been submitted, please see the errors below.', 'wpforms-lite' );
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}
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return;
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}
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// Success - add entry to database.
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$this->entry_id = $this->entry_save( $this->fields, $entry, $this->form_data['id'], $this->form_data );
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// Fire the logic to send notification emails.
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$this->entry_email( $this->fields, $entry, $this->form_data, $this->entry_id, 'entry' );
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// Pass completed and formatted fields in POST.
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$_POST['wpforms']['complete'] = $this->fields;
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// Pass entry ID in POST.
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$_POST['wpforms']['entry_id'] = $this->entry_id;
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// Logs entry depending on log levels set.
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wpforms_log(
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$this->entry_id ? "Entry {$this->entry_id}" : 'Entry',
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$this->fields,
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array(
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'type' => array( 'entry' ),
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'parent' => $this->entry_id,
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'form_id' => $this->form_data['id'],
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)
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);
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// Post-process hooks.
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do_action( 'wpforms_process_complete', $this->fields, $entry, $this->form_data, $this->entry_id );
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do_action( "wpforms_process_complete_{$form_id}", $this->fields, $entry, $this->form_data, $this->entry_id );
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$this->entry_confirmation_redirect( $this->form_data );
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}
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|
|
/**
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* Check if combined upload size exceeds allowed maximum.
|
|
*
|
|
* @since 1.6.0
|
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*
|
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* @param \WP_Post $form Form post object.
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*/
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public function validate_combined_upload_size( $form ) {
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$form_id = (int) $form->ID;
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$upload_fields = wpforms_get_form_fields( $form, array( 'file-upload' ) );
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if ( ! empty( $upload_fields ) && ! empty( $_FILES ) ) {
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|
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// Get $_FILES keys generated by WPForms only.
|
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$files_keys = preg_filter( '/^/', 'wpforms_' . $form_id . '_', array_keys( $upload_fields ) );
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|
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// Filter uploads without errors. Individual errors are handled by WPForms_Field_File_Upload class.
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$files = wp_list_filter( wp_array_slice_assoc( $_FILES, $files_keys ), array( 'error' => 0 ) );
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$files_size = array_sum( wp_list_pluck( $files, 'size' ) );
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$files_size_max = wpforms_max_upload( true );
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if ( $files_size > $files_size_max ) {
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// Add new header error preserving previous ones.
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$this->errors[ $form_id ]['header'] = ! empty( $this->errors[ $form_id ]['header'] ) ? $this->errors[ $form_id ]['header'] . '<br>' : '';
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$this->errors[ $form_id ]['header'] .= esc_html__( 'Uploaded files combined size exceeds allowed maximum.', 'wpforms-lite' );
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}
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}
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}
|
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|
|
/**
|
|
* Validate the form return hash.
|
|
*
|
|
* @since 1.0.0
|
|
*
|
|
* @param string $hash Base64-encoded hash of form and entry IDs.
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|
*
|
|
* @return array|false False for invalid or form id.
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*/
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public function validate_return_hash( $hash = '' ) {
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$query_args = base64_decode( $hash );
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parse_str( $query_args, $output );
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|
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// Verify hash matches.
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if ( wp_hash( $output['form_id'] . ',' . $output['entry_id'] ) !== $output['hash'] ) {
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return false;
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}
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|
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// Get lead and verify it is attached to the form we received with it.
|
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$entry = wpforms()->entry->get( $output['entry_id'], [ 'cap' => false ] );
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if ( empty( $entry->form_id ) ) {
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return false;
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}
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|
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if ( $output['form_id'] !== $entry->form_id ) {
|
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return false;
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}
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|
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return array(
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'form_id' => absint( $output['form_id'] ),
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'entry_id' => absint( $output['form_id'] ),
|
|
'fields' => null !== $entry && isset( $entry->fields ) ? $entry->fields : array(),
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);
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}
|
|
|
|
/**
|
|
* Check if the confirmation data are valid.
|
|
*
|
|
* @since 1.6.4
|
|
*
|
|
* @param array $data The confirmation data.
|
|
*
|
|
* @return bool
|
|
*/
|
|
protected function is_valid_confirmation( $data ) {
|
|
|
|
if ( empty( $data['type'] ) ) {
|
|
return false;
|
|
}
|
|
|
|
// Confirmation type: redirect, page or message.
|
|
$type = $data['type'];
|
|
|
|
return isset( $data[ $type ] ) && ! wpforms_is_empty_string( $data[ $type ] );
|
|
}
|
|
|
|
/**
|
|
* Redirect user to a page or URL specified in the form confirmation settings.
|
|
*
|
|
* @since 1.0.0
|
|
*
|
|
* @param array $form_data Form data and settings.
|
|
* @param string $hash Base64-encoded hash of form and entry IDs.
|
|
*/
|
|
public function entry_confirmation_redirect( $form_data = array(), $hash = '' ) {
|
|
|
|
// Maybe process return hash.
|
|
if ( ! empty( $hash ) ) {
|
|
|
|
$hash_data = $this->validate_return_hash( $hash );
|
|
|
|
if ( ! $hash_data || ! is_array( $hash_data ) ) {
|
|
return;
|
|
}
|
|
|
|
$this->valid_hash = true;
|
|
$this->entry_id = absint( $hash_data['entry_id'] );
|
|
$this->fields = json_decode( $hash_data['fields'], true );
|
|
$this->form_data = wpforms()->form->get(
|
|
absint( $hash_data['form_id'] ),
|
|
array(
|
|
'content_only' => true,
|
|
)
|
|
);
|
|
|
|
} else {
|
|
|
|
$this->form_data = $form_data;
|
|
}
|
|
|
|
// Backward compatibility.
|
|
if ( empty( $this->form_data['settings']['confirmations'] ) ) {
|
|
$this->form_data['settings']['confirmations'][1]['type'] = ! empty( $this->form_data['settings']['confirmation_type'] ) ? $this->form_data['settings']['confirmation_type'] : 'message';
|
|
$this->form_data['settings']['confirmations'][1]['message'] = ! empty( $this->form_data['settings']['confirmation_message'] ) ? $this->form_data['settings']['confirmation_message'] : esc_html__( 'Thanks for contacting us! We will be in touch with you shortly.', 'wpforms-lite' );
|
|
$this->form_data['settings']['confirmations'][1]['message_scroll'] = ! empty( $this->form_data['settings']['confirmation_message_scroll'] ) ? $this->form_data['settings']['confirmation_message_scroll'] : 1;
|
|
$this->form_data['settings']['confirmations'][1]['page'] = ! empty( $this->form_data['settings']['confirmation_page'] ) ? $this->form_data['settings']['confirmation_page'] : '';
|
|
$this->form_data['settings']['confirmations'][1]['redirect'] = ! empty( $this->form_data['settings']['confirmation_redirect'] ) ? $this->form_data['settings']['confirmation_redirect'] : '';
|
|
}
|
|
|
|
if ( empty( $this->form_data['settings']['confirmations'] ) || ! is_array( $this->form_data['settings']['confirmations'] ) ) {
|
|
return;
|
|
}
|
|
|
|
$confirmations = $this->form_data['settings']['confirmations'];
|
|
|
|
// Reverse sort confirmations by id to process newer ones first.
|
|
krsort( $confirmations );
|
|
|
|
$default_confirmation_key = min( array_keys( $confirmations ) );
|
|
|
|
foreach ( $confirmations as $confirmation_id => $confirmation ) {
|
|
// Last confirmation should execute in any case.
|
|
if ( $default_confirmation_key === $confirmation_id ) {
|
|
break;
|
|
}
|
|
|
|
if ( ! $this->is_valid_confirmation( $confirmation ) ) {
|
|
continue;
|
|
}
|
|
|
|
$process_confirmation = apply_filters( 'wpforms_entry_confirmation_process', true, $this->fields, $form_data, $confirmation_id );
|
|
if ( $process_confirmation ) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
$url = '';
|
|
// Redirect if needed, to either a page or URL, after form processing.
|
|
if ( ! empty( $confirmations[ $confirmation_id ]['type'] ) && 'message' !== $confirmations[ $confirmation_id ]['type'] ) {
|
|
|
|
if ( 'redirect' === $confirmations[ $confirmation_id ]['type'] ) {
|
|
add_filter( 'wpforms_field_smart_tag_value', 'rawurlencode' );
|
|
$url = apply_filters( 'wpforms_process_smart_tags', $confirmations[ $confirmation_id ]['redirect'], $this->form_data, $this->fields, $this->entry_id );
|
|
}
|
|
|
|
if ( 'page' === $confirmations[ $confirmation_id ]['type'] ) {
|
|
$url = get_permalink( (int) $confirmations[ $confirmation_id ]['page'] );
|
|
}
|
|
}
|
|
|
|
if ( ! empty( $url ) ) {
|
|
$url = apply_filters( 'wpforms_process_redirect_url', $url, $this->form_data['id'], $this->fields, $this->form_data, $this->entry_id );
|
|
if ( wpforms_is_amp() ) {
|
|
/** This filter is documented in wp-includes/pluggable.php */
|
|
$url = apply_filters( 'wp_redirect', $url, 302 );
|
|
$url = wp_sanitize_redirect( $url );
|
|
header( sprintf( 'AMP-Redirect-To: %s', $url ) );
|
|
header( 'Access-Control-Expose-Headers: AMP-Redirect-To', false );
|
|
wp_send_json(
|
|
array(
|
|
'message' => __( 'Redirecting…', 'wpforms-lite' ),
|
|
'redirecting' => true,
|
|
),
|
|
200
|
|
);
|
|
} else {
|
|
wp_redirect( esc_url_raw( $url ) ); // phpcs:ignore
|
|
}
|
|
do_action( 'wpforms_process_redirect', $this->form_data['id'] );
|
|
do_action( "wpforms_process_redirect_{$this->form_data['id']}", $this->form_data['id'] );
|
|
exit;
|
|
}
|
|
|
|
// Pass a message to a frontend if no redirection happened.
|
|
if ( ! empty( $confirmations[ $confirmation_id ]['type'] ) && 'message' === $confirmations[ $confirmation_id ]['type'] ) {
|
|
$this->confirmation = $confirmations[ $confirmation_id ];
|
|
$this->confirmation_message = $confirmations[ $confirmation_id ]['message'];
|
|
|
|
if ( ! empty( $confirmations[ $confirmation_id ]['message_scroll'] ) ) {
|
|
wpforms()->frontend->confirmation_message_scroll = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get confirmation message.
|
|
*
|
|
* @since 1.5.3
|
|
*
|
|
* @param array $form_data Form data and settings.
|
|
* @param array $fields Sanitized field data.
|
|
* @param int $entry_id Entry id.
|
|
*
|
|
* @return string Confirmation message.
|
|
*/
|
|
public function get_confirmation_message( $form_data, $fields, $entry_id ) {
|
|
|
|
if ( empty( $this->confirmation_message ) ) {
|
|
return '';
|
|
}
|
|
|
|
$confirmation_message = apply_filters( 'wpforms_process_smart_tags', $this->confirmation_message, $form_data, $fields, $entry_id );
|
|
$confirmation_message = apply_filters( 'wpforms_frontend_confirmation_message', wpautop( $confirmation_message ), $form_data, $fields, $entry_id );
|
|
|
|
return $confirmation_message;
|
|
}
|
|
|
|
/**
|
|
* Get current confirmation.
|
|
*
|
|
* @since 1.6.9
|
|
*
|
|
* @return array
|
|
*/
|
|
public function get_current_confirmation() {
|
|
|
|
return ! empty( $this->confirmation ) ? $this->confirmation : [];
|
|
}
|
|
|
|
/**
|
|
* Catch the post_max_size overflow.
|
|
*
|
|
* @since 1.5.2
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function post_max_size_overflow() {
|
|
|
|
if ( empty( $_SERVER['CONTENT_LENGTH'] ) || empty( $_GET['wpforms_form_id'] ) ) { // phpcs:ignore
|
|
return false;
|
|
}
|
|
|
|
$form_id = (int) $_GET['wpforms_form_id'];
|
|
$total_size = (int) $_SERVER['CONTENT_LENGTH'];
|
|
$post_max_size = wpforms_size_to_bytes( ini_get( 'post_max_size' ) );
|
|
|
|
if ( ! ( $total_size > $post_max_size && empty( $_POST ) && $form_id > 0 ) ) {
|
|
return false;
|
|
}
|
|
|
|
$total_size = number_format( $total_size / 1048576, 3 );
|
|
$post_max_size = number_format( $post_max_size / 1048576, 3 );
|
|
$error_msg = esc_html__( 'Form has not been submitted, please see the errors below.', 'wpforms-lite' );
|
|
$error_msg .= '<br>' . esc_html__( 'The total size of the selected files {totalSize} Mb exceeds the allowed limit {maxSize} Mb.', 'wpforms-lite' );
|
|
$error_msg = str_replace( '{totalSize}', $total_size, $error_msg );
|
|
$error_msg = str_replace( '{maxSize}', $post_max_size, $error_msg );
|
|
|
|
$this->errors[ $form_id ]['header'] = $error_msg;
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Send entry email notifications.
|
|
*
|
|
* @since 1.0.0
|
|
*
|
|
* @param array $fields List of fields.
|
|
* @param array $entry Submitted form entry.
|
|
* @param array $form_data Form data and settings.
|
|
* @param int $entry_id Saved entry id.
|
|
* @param string $context In which context this email is sent.
|
|
*/
|
|
public function entry_email( $fields, $entry, $form_data, $entry_id, $context = '' ) {
|
|
|
|
// Check that the form was configured for email notifications.
|
|
if ( empty( $form_data['settings']['notification_enable'] ) ) {
|
|
return;
|
|
}
|
|
|
|
// Provide the opportunity to override via a filter.
|
|
if ( ! apply_filters( 'wpforms_entry_email', true, $fields, $entry, $form_data ) ) {
|
|
return;
|
|
}
|
|
|
|
// Make sure we have and entry id.
|
|
if ( empty( $this->entry_id ) ) {
|
|
$this->entry_id = (int) $entry_id;
|
|
}
|
|
|
|
$fields = apply_filters( 'wpforms_entry_email_data', $fields, $entry, $form_data );
|
|
|
|
// Backwards compatibility for notifications before v1.4.3.
|
|
if ( empty( $form_data['settings']['notifications'] ) ) {
|
|
$notifications[1] = array(
|
|
'email' => $form_data['settings']['notification_email'],
|
|
'subject' => $form_data['settings']['notification_subject'],
|
|
'sender_name' => $form_data['settings']['notification_fromname'],
|
|
'sender_address' => $form_data['settings']['notification_fromaddress'],
|
|
'replyto' => $form_data['settings']['notification_replyto'],
|
|
'message' => '{all_fields}',
|
|
);
|
|
} else {
|
|
$notifications = $form_data['settings']['notifications'];
|
|
}
|
|
|
|
foreach ( $notifications as $notification_id => $notification ) :
|
|
|
|
if ( empty( $notification['email'] ) ) {
|
|
continue;
|
|
}
|
|
|
|
$process_email = apply_filters( 'wpforms_entry_email_process', true, $fields, $form_data, $notification_id, $context );
|
|
|
|
if ( ! $process_email ) {
|
|
continue;
|
|
}
|
|
|
|
$email = array();
|
|
|
|
// Setup email properties.
|
|
/* translators: %s - form name. */
|
|
$email['subject'] = ! empty( $notification['subject'] ) ? $notification['subject'] : sprintf( esc_html__( 'New %s Entry', 'wpforms-lite' ), $form_data['settings']['form_title'] );
|
|
$email['address'] = explode( ',', apply_filters( 'wpforms_process_smart_tags', $notification['email'], $form_data, $fields, $this->entry_id ) );
|
|
$email['address'] = array_map( 'sanitize_email', $email['address'] );
|
|
$email['sender_address'] = ! empty( $notification['sender_address'] ) ? $notification['sender_address'] : get_option( 'admin_email' );
|
|
$email['sender_name'] = ! empty( $notification['sender_name'] ) ? $notification['sender_name'] : get_bloginfo( 'name' );
|
|
$email['replyto'] = ! empty( $notification['replyto'] ) ? $notification['replyto'] : false;
|
|
$email['message'] = ! empty( $notification['message'] ) ? $notification['message'] : '{all_fields}';
|
|
$email = apply_filters( 'wpforms_entry_email_atts', $email, $fields, $entry, $form_data, $notification_id );
|
|
|
|
// Create new email.
|
|
$emails = new WPForms_WP_Emails();
|
|
$emails->__set( 'form_data', $form_data );
|
|
$emails->__set( 'fields', $fields );
|
|
$emails->__set( 'notification_id', $notification_id );
|
|
$emails->__set( 'entry_id', $this->entry_id );
|
|
$emails->__set( 'from_name', $email['sender_name'] );
|
|
$emails->__set( 'from_address', $email['sender_address'] );
|
|
$emails->__set( 'reply_to', $email['replyto'] );
|
|
|
|
// Maybe include CC.
|
|
if ( ! empty( $notification['carboncopy'] ) && wpforms_setting( 'email-carbon-copy', false ) ) {
|
|
$emails->__set( 'cc', $notification['carboncopy'] );
|
|
}
|
|
|
|
$emails = apply_filters( 'wpforms_entry_email_before_send', $emails );
|
|
|
|
// Go.
|
|
foreach ( $email['address'] as $address ) {
|
|
$emails->send( trim( $address ), $email['subject'], $email['message'] );
|
|
}
|
|
endforeach;
|
|
}
|
|
|
|
/**
|
|
* Save entry to database.
|
|
*
|
|
* @since 1.0.0
|
|
*
|
|
* @param array $fields List of form fields.
|
|
* @param array $entry User submitted data.
|
|
* @param int $form_id Form ID.
|
|
* @param array $form_data Prepared form settings.
|
|
*
|
|
* @return int
|
|
*/
|
|
public function entry_save( $fields, $entry, $form_id, $form_data = array() ) {
|
|
|
|
do_action( 'wpforms_process_entry_save', $fields, $entry, $form_id, $form_data );
|
|
|
|
return $this->entry_id;
|
|
}
|
|
|
|
/**
|
|
* Process AJAX form submit.
|
|
*
|
|
* @since 1.5.3
|
|
*/
|
|
public function ajax_submit() {
|
|
|
|
$form_id = isset( $_POST['wpforms']['id'] ) ? absint( $_POST['wpforms']['id'] ) : 0; // phpcs:ignore
|
|
|
|
if ( empty( $form_id ) ) {
|
|
wp_send_json_error();
|
|
}
|
|
|
|
if ( isset( $_POST['wpforms']['post_id'] ) ) { // phpcs:ignore
|
|
// We don't have a global $post when processing ajax requests.
|
|
// Therefore, it's needed to set a global $post manually for compatibility with functions used in smart tag processing.
|
|
global $post;
|
|
$post = WP_Post::get_instance( absint( $_POST['wpforms']['post_id'] ) ); // phpcs:ignore
|
|
}
|
|
|
|
add_filter( 'wp_redirect', array( $this, 'ajax_process_redirect' ), 999 );
|
|
|
|
do_action( 'wpforms_ajax_submit_before_processing', $form_id );
|
|
|
|
// If redirect happens in listen(), ajax_process_redirect() gets executed because of the filter on `wp_redirect`.
|
|
// The code, that is below listen(), runs only if no redirect happened.
|
|
$this->listen();
|
|
|
|
$form_data = $this->form_data;
|
|
|
|
if ( empty( $form_data ) ) {
|
|
$form_data = wpforms()->form->get( $form_id, array( 'content_only' => true ) );
|
|
$form_data = apply_filters( 'wpforms_frontend_form_data', $form_data );
|
|
}
|
|
|
|
if ( ! empty( $this->errors[ $form_id ] ) ) {
|
|
$this->ajax_process_errors( $form_id, $form_data );
|
|
wp_send_json_error();
|
|
}
|
|
|
|
ob_start();
|
|
|
|
wpforms()->frontend->confirmation( $form_data );
|
|
|
|
$response = apply_filters( 'wpforms_ajax_submit_success_response', array( 'confirmation' => ob_get_clean() ), $form_id, $form_data );
|
|
|
|
do_action( 'wpforms_ajax_submit_completed', $form_id, $response );
|
|
|
|
wp_send_json_success( $response );
|
|
}
|
|
|
|
/**
|
|
* Process AJAX errors.
|
|
*
|
|
* @since 1.5.3
|
|
* @todo This should be re-used/combined for AMP verify-xhr requests.
|
|
*
|
|
* @param int $form_id Form ID.
|
|
* @param array $form_data Form data and settings.
|
|
*/
|
|
protected function ajax_process_errors( $form_id, $form_data ) {
|
|
|
|
$errors = isset( $this->errors[ $form_id ] ) ? $this->errors[ $form_id ] : array();
|
|
|
|
$errors = apply_filters( 'wpforms_ajax_submit_errors', $errors, $form_id, $form_data );
|
|
|
|
if ( empty( $errors ) ) {
|
|
wp_send_json_error();
|
|
}
|
|
|
|
// General errors are errors that cannot be populated with jQuery Validate plugin.
|
|
$general_errors = array_intersect_key( $errors, array_flip( array( 'header', 'footer', 'recaptcha' ) ) );
|
|
|
|
foreach ( $general_errors as $key => $error ) {
|
|
ob_start();
|
|
wpforms()->frontend->form_error( $key, $error );
|
|
$general_errors[ $key ] = ob_get_clean();
|
|
}
|
|
|
|
$fields = isset( $form_data['fields'] ) ? $form_data['fields'] : array();
|
|
|
|
// Get registered fields errors only.
|
|
$field_errors = array_intersect_key( $errors, $fields );
|
|
|
|
// Transform field ids to field names for jQuery Validate plugin.
|
|
foreach ( $field_errors as $key => $error ) {
|
|
|
|
$name = $this->ajax_error_field_name( $fields[ $key ], $form_data, $error );
|
|
if ( $name ) {
|
|
$field_errors[ $name ] = $error;
|
|
}
|
|
|
|
unset( $field_errors[ $key ] );
|
|
}
|
|
|
|
$response = array();
|
|
|
|
if ( $general_errors ) {
|
|
$response['errors']['general'] = $general_errors;
|
|
}
|
|
|
|
if ( $field_errors ) {
|
|
$response['errors']['field'] = $field_errors;
|
|
}
|
|
|
|
$response = apply_filters( 'wpforms_ajax_submit_errors_response', $response, $form_id, $form_data );
|
|
|
|
do_action( 'wpforms_ajax_submit_completed', $form_id, $response );
|
|
|
|
wp_send_json_error( $response );
|
|
}
|
|
|
|
/**
|
|
* Get field name for ajax error message.
|
|
*
|
|
* @since 1.6.3
|
|
*
|
|
* @param array $field Field settings.
|
|
* @param array $form_data Form data and settings.
|
|
* @param string $error Error message.
|
|
*
|
|
* @return string
|
|
*/
|
|
private function ajax_error_field_name( $field, $form_data, $error ) {
|
|
|
|
$props = wpforms()->frontend->get_field_properties( $field, $form_data );
|
|
|
|
return apply_filters( 'wpforms_process_ajax_error_field_name', '', $field, $props, $error );
|
|
}
|
|
|
|
/**
|
|
* Process AJAX redirect.
|
|
*
|
|
* @since 1.5.3
|
|
*
|
|
* @param string $url Redirect URL.
|
|
*/
|
|
public function ajax_process_redirect( $url ) {
|
|
|
|
$form_id = isset( $_POST['wpforms']['id'] ) ? absint( $_POST['wpforms']['id'] ) : 0; // phpcs:ignore WordPress.Security.NonceVerification
|
|
|
|
if ( empty( $form_id ) ) {
|
|
wp_send_json_error();
|
|
}
|
|
|
|
$response = array(
|
|
'form_id' => $form_id,
|
|
'redirect_url' => $url,
|
|
);
|
|
|
|
$response = apply_filters( 'wpforms_ajax_submit_redirect', $response, $form_id, $url );
|
|
|
|
do_action( 'wpforms_ajax_submit_completed', $form_id, $response );
|
|
|
|
wp_send_json_success( $response );
|
|
}
|
|
}
|