/wp-content/plugins/contact-form-7/includes/classes.php
PHP | 1084 lines | 777 code | 296 blank | 11 comment | 132 complexity | e132f814a0797ad01409ebbb5190c4f1 MD5 | raw file
Possible License(s): GPL-2.0, MIT, BSD-3-Clause, LGPL-2.1
- <?php
- class WPCF7_ContactForm {
- const post_type = 'wpcf7_contact_form';
- private static $found_items = 0;
- private static $current = null;
- private static $submission = array(); // result of submit() process
- public $initial = false;
- public $id;
- public $name;
- public $title;
- public $unit_tag;
- public $responses_count = 0;
- public $scanned_form_tags;
- public $posted_data;
- public $uploaded_files = array();
- public $skip_mail = false;
- public static function count() {
- return self::$found_items;
- }
- public static function set_current( self $obj ) {
- self::$current = $obj;
- }
- public static function get_current() {
- return self::$current;
- }
- public static function reset_current() {
- self::$current = null;
- }
- private static function add_submission_status( $id, $status ) {
- self::$submission[$id] = (array) $status;
- }
- private static function get_submission_status( $id ) {
- if ( isset( self::$submission[$id] ) ) {
- return (array) self::$submission[$id];
- }
- }
- private static function get_unit_tag( $id = 0 ) {
- static $global_count = 0;
- $global_count += 1;
- if ( in_the_loop() ) {
- $unit_tag = sprintf( 'wpcf7-f%1$d-p%2$d-o%3$d',
- absint( $id ), get_the_ID(), $global_count );
- } else {
- $unit_tag = sprintf( 'wpcf7-f%1$d-o%2$d',
- absint( $id ), $global_count );
- }
- return $unit_tag;
- }
- public static function register_post_type() {
- register_post_type( self::post_type, array(
- 'labels' => array(
- 'name' => __( 'Contact Forms', 'contact-form-7' ),
- 'singular_name' => __( 'Contact Form', 'contact-form-7' ) ),
- 'rewrite' => false,
- 'query_var' => false ) );
- }
- public static function find( $args = '' ) {
- $defaults = array(
- 'post_status' => 'any',
- 'posts_per_page' => -1,
- 'offset' => 0,
- 'orderby' => 'ID',
- 'order' => 'ASC' );
- $args = wp_parse_args( $args, $defaults );
- $args['post_type'] = self::post_type;
- $q = new WP_Query();
- $posts = $q->query( $args );
- self::$found_items = $q->found_posts;
- $objs = array();
- foreach ( (array) $posts as $post )
- $objs[] = new self( $post );
- return $objs;
- }
- public function __construct( $post = null ) {
- $this->initial = true;
- $this->form = '';
- $this->mail = array();
- $this->mail_2 = array();
- $this->messages = array();
- $this->additional_settings = '';
- $post = get_post( $post );
- if ( $post && self::post_type == get_post_type( $post ) ) {
- $this->initial = false;
- $this->id = $post->ID;
- $this->name = $post->post_name;
- $this->title = $post->post_title;
- $this->locale = get_post_meta( $post->ID, '_locale', true );
- $props = $this->get_properties();
- foreach ( $props as $prop => $value ) {
- if ( metadata_exists( 'post', $post->ID, '_' . $prop ) )
- $this->{$prop} = get_post_meta( $post->ID, '_' . $prop, true );
- else
- $this->{$prop} = get_post_meta( $post->ID, $prop, true );
- }
- $this->upgrade();
- }
- do_action_ref_array( 'wpcf7_contact_form', array( &$this ) );
- }
- public static function generate_default_package( $args = '' ) {
- global $l10n;
- $defaults = array( 'locale' => null, 'title' => '' );
- $args = wp_parse_args( $args, $defaults );
- $locale = $args['locale'];
- $title = $args['title'];
- if ( $locale ) {
- $mo_orig = $l10n['contact-form-7'];
- wpcf7_load_textdomain( $locale );
- }
- $contact_form = new self;
- $contact_form->initial = true;
- $contact_form->title =
- ( $title ? $title : __( 'Untitled', 'contact-form-7' ) );
- $contact_form->locale = ( $locale ? $locale : get_locale() );
- $props = $contact_form->get_properties();
- foreach ( $props as $prop => $value ) {
- $contact_form->{$prop} = wpcf7_get_default_template( $prop );
- }
- $contact_form = apply_filters( 'wpcf7_contact_form_default_pack',
- $contact_form, $args );
- if ( isset( $mo_orig ) ) {
- $l10n['contact-form-7'] = $mo_orig;
- }
- return $contact_form;
- }
- public function get_properties() {
- $prop_names = array( 'form', 'mail', 'mail_2', 'messages', 'additional_settings' );
- $properties = array();
- foreach ( $prop_names as $prop_name )
- $properties[$prop_name] = isset( $this->{$prop_name} ) ? $this->{$prop_name} : '';
- return apply_filters( 'wpcf7_contact_form_properties', $properties, $this );
- }
- // Return true if this form is the same one as currently POSTed.
- public function is_posted() {
- if ( ! isset( $_POST['_wpcf7_unit_tag'] ) || empty( $_POST['_wpcf7_unit_tag'] ) )
- return false;
- if ( $this->unit_tag == $_POST['_wpcf7_unit_tag'] )
- return true;
- return false;
- }
- public function clear_post() {
- $fes = $this->form_scan_shortcode();
- foreach ( $fes as $fe ) {
- if ( ! isset( $fe['name'] ) || empty( $fe['name'] ) )
- continue;
- $name = $fe['name'];
- if ( isset( $_POST[$name] ) )
- unset( $_POST[$name] );
- }
- }
- /* Generating Form HTML */
- public function form_html( $atts = array() ) {
- $atts = wp_parse_args( $atts, array(
- 'html_id' => '',
- 'html_name' => '',
- 'html_class' => '' ) );
- $this->unit_tag = self::get_unit_tag( $this->id );
- $html = '<div class="wpcf7" id="' . $this->unit_tag . '">' . "\n";
- $html .= $this->screen_reader_response() . "\n";
- $url = wpcf7_get_request_uri();
- if ( $frag = strstr( $url, '#' ) )
- $url = substr( $url, 0, -strlen( $frag ) );
- $url .= '#' . $this->unit_tag;
- $url = apply_filters( 'wpcf7_form_action_url', $url );
- $id_attr = apply_filters( 'wpcf7_form_id_attr',
- preg_replace( '/[^A-Za-z0-9:._-]/', '', $atts['html_id'] ) );
- $name_attr = apply_filters( 'wpcf7_form_name_attr',
- preg_replace( '/[^A-Za-z0-9:._-]/', '', $atts['html_name'] ) );
- $class = 'wpcf7-form';
- $result = self::get_submission_status( $this->id );
- if ( $this->is_posted() ) {
- if ( empty( $result['valid'] ) )
- $class .= ' invalid';
- elseif ( ! empty( $result['spam'] ) )
- $class .= ' spam';
- elseif ( ! empty( $result['mail_sent'] ) )
- $class .= ' sent';
- else
- $class .= ' failed';
- }
- if ( $atts['html_class'] ) {
- $class .= ' ' . $atts['html_class'];
- }
- if ( $this->in_demo_mode() ) {
- $class .= ' demo';
- }
- $class = explode( ' ', $class );
- $class = array_map( 'sanitize_html_class', $class );
- $class = array_filter( $class );
- $class = array_unique( $class );
- $class = implode( ' ', $class );
- $class = apply_filters( 'wpcf7_form_class_attr', $class );
- $enctype = apply_filters( 'wpcf7_form_enctype', '' );
- $novalidate = apply_filters( 'wpcf7_form_novalidate',
- wpcf7_support_html5() ? ' novalidate="novalidate"' : '' );
- $html .= '<form action="' . esc_url( $url ) . '" method="post"'
- . ( $id_attr ? ' id="' . esc_attr( $id_attr ) . '"' : '' )
- . ( $name_attr ? ' name="' . esc_attr( $name_attr ) . '"' : '' )
- . ' class="' . esc_attr( $class ) . '"'
- . $enctype . $novalidate . '>' . "\n";
- $html .= $this->form_hidden_fields();
- $html .= $this->form_elements();
- if ( ! $this->responses_count )
- $html .= $this->form_response_output();
- $html .= '</form>';
- $html .= '</div>';
- return $html;
- }
- public function form_hidden_fields() {
- $hidden_fields = array(
- '_wpcf7' => $this->id,
- '_wpcf7_version' => WPCF7_VERSION,
- '_wpcf7_locale' => $this->locale,
- '_wpcf7_unit_tag' => $this->unit_tag );
- if ( WPCF7_VERIFY_NONCE )
- $hidden_fields['_wpnonce'] = wpcf7_create_nonce( $this->id );
- $content = '';
- foreach ( $hidden_fields as $name => $value ) {
- $content .= '<input type="hidden"'
- . ' name="' . esc_attr( $name ) . '"'
- . ' value="' . esc_attr( $value ) . '" />' . "\n";
- }
- return '<div style="display: none;">' . "\n" . $content . '</div>' . "\n";
- }
- public function form_response_output() {
- $class = 'wpcf7-response-output';
- $role = '';
- $content = '';
- if ( $this->is_posted() ) { // Post response output for non-AJAX
- $result = self::get_submission_status( $this->id );
- if ( empty( $result['valid'] ) )
- $class .= ' wpcf7-validation-errors';
- elseif ( ! empty( $result['spam'] ) )
- $class .= ' wpcf7-spam-blocked';
- elseif ( ! empty( $result['mail_sent'] ) )
- $class .= ' wpcf7-mail-sent-ok';
- else
- $class .= ' wpcf7-mail-sent-ng';
- $role = 'alert';
- if ( ! empty( $result['message'] ) )
- $content = $result['message'];
- } else {
- $class .= ' wpcf7-display-none';
- }
- $atts = array(
- 'class' => trim( $class ),
- 'role' => trim( $role ) );
- $atts = wpcf7_format_atts( $atts );
- $output = sprintf( '<div %1$s>%2$s</div>',
- $atts, esc_html( $content ) );
- return apply_filters( 'wpcf7_form_response_output',
- $output, $class, $content, $this );
- }
- public function screen_reader_response() {
- $class = 'screen-reader-response';
- $role = '';
- $content = '';
- if ( $this->is_posted() ) { // Post response output for non-AJAX
- $role = 'alert';
- $result = self::get_submission_status( $this->id );
- if ( ! empty( $result['message'] ) ) {
- $content = esc_html( $result['message'] );
- if ( ! empty( $result['invalid_reasons'] ) ) {
- $content .= "\n" . '<ul>' . "\n";
- foreach ( (array) $result['invalid_reasons'] as $k => $v ) {
- if ( isset( $result['invalid_fields'][$k] )
- && wpcf7_is_name( $result['invalid_fields'][$k] ) ) {
- $link = sprintf( '<a href="#%1$s">%2$s</a>',
- $result['invalid_fields'][$k],
- esc_html( $v ) );
- $content .= sprintf( '<li>%s</li>', $link );
- } else {
- $content .= sprintf( '<li>%s</li>', esc_html( $v ) );
- }
- $content .= "\n";
- }
- $content .= '</ul>' . "\n";
- }
- }
- }
- $atts = array(
- 'class' => trim( $class ),
- 'role' => trim( $role ) );
- $atts = wpcf7_format_atts( $atts );
- $output = sprintf( '<div %1$s>%2$s</div>',
- $atts, $content );
- return $output;
- }
- public function validation_error( $name ) {
- if ( ! $this->is_posted() )
- return '';
- $result = self::get_submission_status( $this->id );
- if ( ! isset( $result['invalid_reasons'][$name] ) )
- return '';
- $ve = trim( $result['invalid_reasons'][$name] );
- if ( empty( $ve ) )
- return '';
- $ve = '<span role="alert" class="wpcf7-not-valid-tip">'
- . esc_html( $ve ) . '</span>';
- return apply_filters( 'wpcf7_validation_error', $ve, $name, $this );
- }
- /* Form Elements */
- public function form_do_shortcode() {
- $manager = WPCF7_ShortcodeManager::get_instance();
- $form = $this->form;
- if ( WPCF7_AUTOP ) {
- $form = $manager->normalize_shortcode( $form );
- $form = wpcf7_autop( $form );
- }
- $form = $manager->do_shortcode( $form );
- $this->scanned_form_tags = $manager->get_scanned_tags();
- return $form;
- }
- public function form_scan_shortcode( $cond = null ) {
- $manager = WPCF7_ShortcodeManager::get_instance();
- if ( ! empty( $this->scanned_form_tags ) ) {
- $scanned = $this->scanned_form_tags;
- } else {
- $scanned = $manager->scan_shortcode( $this->form );
- $this->scanned_form_tags = $scanned;
- }
- if ( empty( $scanned ) )
- return null;
- if ( ! is_array( $cond ) || empty( $cond ) )
- return $scanned;
- for ( $i = 0, $size = count( $scanned ); $i < $size; $i++ ) {
- if ( isset( $cond['type'] ) ) {
- if ( is_string( $cond['type'] ) && ! empty( $cond['type'] ) ) {
- if ( $scanned[$i]['type'] != $cond['type'] ) {
- unset( $scanned[$i] );
- continue;
- }
- } elseif ( is_array( $cond['type'] ) ) {
- if ( ! in_array( $scanned[$i]['type'], $cond['type'] ) ) {
- unset( $scanned[$i] );
- continue;
- }
- }
- }
- if ( isset( $cond['name'] ) ) {
- if ( is_string( $cond['name'] ) && ! empty( $cond['name'] ) ) {
- if ( $scanned[$i]['name'] != $cond['name'] ) {
- unset ( $scanned[$i] );
- continue;
- }
- } elseif ( is_array( $cond['name'] ) ) {
- if ( ! in_array( $scanned[$i]['name'], $cond['name'] ) ) {
- unset( $scanned[$i] );
- continue;
- }
- }
- }
- }
- return array_values( $scanned );
- }
- public function form_elements() {
- return apply_filters( 'wpcf7_form_elements', $this->form_do_shortcode() );
- }
- public function setup_posted_data() {
- $posted_data = (array) $_POST;
- $fes = $this->form_scan_shortcode();
- foreach ( $fes as $fe ) {
- if ( empty( $fe['name'] ) )
- continue;
- $name = $fe['name'];
- $value = '';
- if ( isset( $posted_data[$name] ) )
- $value = $posted_data[$name];
- $pipes = $fe['pipes'];
- if ( WPCF7_USE_PIPE && is_a( $pipes, 'WPCF7_Pipes' ) && ! $pipes->zero() ) {
- if ( is_array( $value) ) {
- $new_value = array();
- foreach ( $value as $v )
- $new_value[] = $pipes->do_pipe( wp_unslash( $v ) );
- $value = $new_value;
- } else {
- $value = $pipes->do_pipe( wp_unslash( $value ) );
- }
- }
- $posted_data[$name] = $value;
- }
- $this->posted_data = apply_filters( 'wpcf7_posted_data', $posted_data );
- return $this->posted_data;
- }
- public function submit( $ajax = false ) {
- $result = array(
- 'status' => 'init',
- 'valid' => true,
- 'invalid_reasons' => array(),
- 'invalid_fields' => array(),
- 'spam' => false,
- 'message' => '',
- 'mail_sent' => false,
- 'scripts_on_sent_ok' => null,
- 'scripts_on_submit' => null );
- $this->setup_posted_data();
- $validation = $this->validate();
- if ( ! $validation['valid'] ) { // Validation error occured
- $result['status'] = 'validation_failed';
- $result['valid'] = false;
- $result['invalid_reasons'] = $validation['reason'];
- $result['invalid_fields'] = $validation['idref'];
- $result['message'] = $this->message( 'validation_error' );
- } elseif ( ! $this->accepted() ) { // Not accepted terms
- $result['status'] = 'acceptance_missing';
- $result['message'] = $this->message( 'accept_terms' );
- } elseif ( $this->spam() ) { // Spam!
- $result['status'] = 'spam';
- $result['message'] = $this->message( 'spam' );
- $result['spam'] = true;
- } elseif ( $this->mail() ) {
- if ( $this->in_demo_mode() ) {
- $result['status'] = 'demo_mode';
- } else {
- $result['status'] = 'mail_sent';
- }
- $result['mail_sent'] = true;
- $result['message'] = $this->message( 'mail_sent_ok' );
- do_action_ref_array( 'wpcf7_mail_sent', array( &$this ) );
- if ( $ajax ) {
- $on_sent_ok = $this->additional_setting( 'on_sent_ok', false );
- if ( ! empty( $on_sent_ok ) )
- $result['scripts_on_sent_ok'] = array_map( 'wpcf7_strip_quote', $on_sent_ok );
- } else {
- $this->clear_post();
- }
- } else {
- $result['status'] = 'mail_failed';
- $result['message'] = $this->message( 'mail_sent_ng' );
- do_action_ref_array( 'wpcf7_mail_failed', array( &$this ) );
- }
- if ( $ajax ) {
- $on_submit = $this->additional_setting( 'on_submit', false );
- if ( ! empty( $on_submit ) )
- $result['scripts_on_submit'] = array_map( 'wpcf7_strip_quote', $on_submit );
- }
- // remove upload files
- foreach ( (array) $this->uploaded_files as $name => $path ) {
- @unlink( $path );
- }
- do_action_ref_array( 'wpcf7_submit', array( &$this, $result ) );
- self::add_submission_status( $this->id, $result );
- return $result;
- }
- /* Validate */
- public function validate() {
- $fes = $this->form_scan_shortcode();
- $result = array(
- 'valid' => true,
- 'reason' => array(),
- 'idref' => array() );
- foreach ( $fes as $fe ) {
- $result = apply_filters( 'wpcf7_validate_' . $fe['type'], $result, $fe );
- }
- $result = apply_filters( 'wpcf7_validate', $result );
- return $result;
- }
- public function accepted() {
- $accepted = true;
- return apply_filters( 'wpcf7_acceptance', $accepted );
- }
- public function spam() {
- $spam = false;
- if ( WPCF7_VERIFY_NONCE && ! $this->verify_nonce() )
- $spam = true;
- if ( $this->blacklist_check() )
- $spam = true;
- return apply_filters( 'wpcf7_spam', $spam );
- }
- public function verify_nonce() {
- return wpcf7_verify_nonce( $_POST['_wpnonce'], $this->id );
- }
- public function blacklist_check() {
- $target = wpcf7_array_flatten( $this->posted_data );
- $target[] = $_SERVER['REMOTE_ADDR'];
- $target[] = $_SERVER['HTTP_USER_AGENT'];
- $target = implode( "\n", $target );
- return wpcf7_blacklist_check( $target );
- }
- /* Mail */
- public function mail() {
- if ( $this->in_demo_mode() )
- $this->skip_mail = true;
- do_action_ref_array( 'wpcf7_before_send_mail', array( &$this ) );
- if ( $this->skip_mail )
- return true;
- $result = $this->compose_mail( $this->setup_mail_template( $this->mail, 'mail' ) );
- if ( $result ) {
- $additional_mail = array();
- if ( $this->mail_2['active'] )
- $additional_mail[] = $this->setup_mail_template( $this->mail_2, 'mail_2' );
- $additional_mail = apply_filters_ref_array( 'wpcf7_additional_mail',
- array( $additional_mail, &$this ) );
- foreach ( $additional_mail as $mail )
- $this->compose_mail( $mail );
- return true;
- }
- return false;
- }
- public function setup_mail_template( $mail_template, $name = '' ) {
- $defaults = array(
- 'subject' => '', 'sender' => '', 'body' => '',
- 'recipient' => '', 'additional_headers' => '',
- 'attachments' => '', 'use_html' => false );
- $mail_template = wp_parse_args( $mail_template, $defaults );
- $name = trim( $name );
- if ( ! empty( $name ) )
- $mail_template['name'] = $name;
- return $mail_template;
- }
- public function compose_mail( $mail_template, $send = true ) {
- $this->mail_template_in_process = $mail_template;
- $use_html = (bool) $mail_template['use_html'];
- $subject = $this->replace_mail_tags( $mail_template['subject'] );
- $sender = $this->replace_mail_tags( $mail_template['sender'] );
- $recipient = $this->replace_mail_tags( $mail_template['recipient'] );
- $additional_headers = $this->replace_mail_tags( $mail_template['additional_headers'] );
- if ( $use_html ) {
- $body = $this->replace_mail_tags( $mail_template['body'], true );
- $body = wpautop( $body );
- } else {
- $body = $this->replace_mail_tags( $mail_template['body'] );
- }
- $attachments = $this->mail_attachments( $mail_template['attachments'] );
- $components = compact(
- 'subject', 'sender', 'body', 'recipient', 'additional_headers', 'attachments' );
- $components = apply_filters_ref_array( 'wpcf7_mail_components',
- array( $components, &$this ) );
- extract( $components );
- $subject = wpcf7_strip_newline( $subject );
- $sender = wpcf7_strip_newline( $sender );
- $recipient = wpcf7_strip_newline( $recipient );
- $headers = "From: $sender\n";
- if ( $use_html )
- $headers .= "Content-Type: text/html\n";
- $additional_headers = trim( $additional_headers );
- if ( $additional_headers )
- $headers .= $additional_headers . "\n";
- if ( $send )
- return @wp_mail( $recipient, $subject, $body, $headers, $attachments );
- return compact( 'subject', 'sender', 'body', 'recipient', 'headers', 'attachments' );
- }
- public function replace_mail_tags( $content, $html = false ) {
- $regex = '/(\[?)\[[\t ]*'
- . '([a-zA-Z_][0-9a-zA-Z:._-]*)' // [2] = name
- . '((?:[\t ]+"[^"]*"|[\t ]+\'[^\']*\')*)' // [3] = values
- . '[\t ]*\](\]?)/';
- if ( $html )
- $callback = array( $this, 'mail_callback_html' );
- else
- $callback = array( $this, 'mail_callback' );
- return preg_replace_callback( $regex, $callback, $content );
- }
- private function mail_callback_html( $matches ) {
- return $this->mail_callback( $matches, true );
- }
- private function mail_callback( $matches, $html = false ) {
- // allow [[foo]] syntax for escaping a tag
- if ( $matches[1] == '[' && $matches[4] == ']' )
- return substr( $matches[0], 1, -1 );
- $tag = $matches[0];
- $tagname = $matches[2];
- $values = $matches[3];
- if ( ! empty( $values ) ) {
- preg_match_all( '/"[^"]*"|\'[^\']*\'/', $values, $matches );
- $values = wpcf7_strip_quote_deep( $matches[0] );
- }
- $do_not_heat = false;
- if ( preg_match( '/^_raw_(.+)$/', $tagname, $matches ) ) {
- $tagname = trim( $matches[1] );
- $do_not_heat = true;
- }
- $format = '';
- if ( preg_match( '/^_format_(.+)$/', $tagname, $matches ) ) {
- $tagname = trim( $matches[1] );
- $format = $values[0];
- }
- if ( isset( $this->posted_data[$tagname] ) ) {
- if ( $do_not_heat )
- $submitted = isset( $_POST[$tagname] ) ? $_POST[$tagname] : '';
- else
- $submitted = $this->posted_data[$tagname];
- $replaced = $submitted;
- if ( ! empty( $format ) ) {
- $replaced = $this->format( $replaced, $format );
- }
- $replaced = wpcf7_flat_join( $replaced );
- if ( $html ) {
- $replaced = esc_html( $replaced );
- $replaced = wptexturize( $replaced );
- }
- $replaced = apply_filters( 'wpcf7_mail_tag_replaced', $replaced,
- $submitted, $html );
- return wp_unslash( $replaced );
- }
- $special = apply_filters( 'wpcf7_special_mail_tags', '', $tagname, $html );
- if ( ! empty( $special ) )
- return $special;
- return $tag;
- }
- public function format( $original, $format ) {
- $original = (array) $original;
- foreach ( $original as $key => $value ) {
- if ( preg_match( '/^[0-9]{4}-[0-9]{2}-[0-9]{2}$/', $value ) ) {
- $original[$key] = mysql2date( $format, $value );
- }
- }
- return $original;
- }
- public function mail_attachments( $template ) {
- $attachments = array();
- foreach ( (array) $this->uploaded_files as $name => $path ) {
- if ( false !== strpos( $template, "[${name}]" ) && ! empty( $path ) )
- $attachments[] = $path;
- }
- foreach ( explode( "\n", $template ) as $line ) {
- $line = trim( $line );
- if ( '[' == substr( $line, 0, 1 ) )
- continue;
- $path = path_join( WP_CONTENT_DIR, $line );
- if ( @is_readable( $path ) && @is_file( $path ) )
- $attachments[] = $path;
- }
- return $attachments;
- }
- /* Message */
- public function message( $status ) {
- $messages = $this->messages;
- $message = isset( $messages[$status] ) ? $messages[$status] : '';
- $message = $this->replace_mail_tags( $message, true );
- return apply_filters( 'wpcf7_display_message', $message, $status );
- }
- /* Additional settings */
- public function additional_setting( $name, $max = 1 ) {
- $tmp_settings = (array) explode( "\n", $this->additional_settings );
- $count = 0;
- $values = array();
- foreach ( $tmp_settings as $setting ) {
- if ( preg_match('/^([a-zA-Z0-9_]+)[\t ]*:(.*)$/', $setting, $matches ) ) {
- if ( $matches[1] != $name )
- continue;
- if ( ! $max || $count < (int) $max ) {
- $values[] = trim( $matches[2] );
- $count += 1;
- }
- }
- }
- return $values;
- }
- public function is_true( $name ) {
- $settings = $this->additional_setting( $name, false );
- foreach ( $settings as $setting ) {
- if ( in_array( $setting, array( 'on', 'true', '1' ) ) )
- return true;
- }
- return false;
- }
- public function in_demo_mode() {
- return $this->is_true( 'demo_mode' );
- }
- /* Upgrade */
- public function upgrade() {
- if ( is_array( $this->mail ) ) {
- if ( ! isset( $this->mail['recipient'] ) )
- $this->mail['recipient'] = get_option( 'admin_email' );
- }
- if ( is_array( $this->messages ) ) {
- foreach ( wpcf7_messages() as $key => $arr ) {
- if ( ! isset( $this->messages[$key] ) )
- $this->messages[$key] = $arr['default'];
- }
- }
- }
- /* Save */
- public function save() {
- $props = $this->get_properties();
- $post_content = implode( "\n", wpcf7_array_flatten( $props ) );
- if ( $this->initial ) {
- $post_id = wp_insert_post( array(
- 'post_type' => self::post_type,
- 'post_status' => 'publish',
- 'post_title' => $this->title,
- 'post_content' => trim( $post_content ) ) );
- } else {
- $post_id = wp_update_post( array(
- 'ID' => (int) $this->id,
- 'post_status' => 'publish',
- 'post_title' => $this->title,
- 'post_content' => trim( $post_content ) ) );
- }
- if ( $post_id ) {
- foreach ( $props as $prop => $value )
- update_post_meta( $post_id, '_' . $prop, wpcf7_normalize_newline_deep( $value ) );
- if ( ! empty( $this->locale ) )
- update_post_meta( $post_id, '_locale', $this->locale );
- if ( $this->initial ) {
- $this->initial = false;
- $this->id = $post_id;
- do_action_ref_array( 'wpcf7_after_create', array( &$this ) );
- } else {
- do_action_ref_array( 'wpcf7_after_update', array( &$this ) );
- }
- do_action_ref_array( 'wpcf7_after_save', array( &$this ) );
- }
- return $post_id;
- }
- public function copy() {
- $new = new self;
- $new->initial = true;
- $new->title = $this->title . '_copy';
- $new->locale = $this->locale;
- $props = $this->get_properties();
- foreach ( $props as $prop => $value )
- $new->{$prop} = $value;
- $new = apply_filters_ref_array( 'wpcf7_copy', array( &$new, &$this ) );
- return $new;
- }
- public function delete() {
- if ( $this->initial )
- return;
- if ( wp_delete_post( $this->id, true ) ) {
- $this->initial = true;
- $this->id = null;
- return true;
- }
- return false;
- }
- }
- function wpcf7_contact_form( $id ) {
- $contact_form = new WPCF7_ContactForm( $id );
- if ( $contact_form->initial )
- return false;
- return $contact_form;
- }
- function wpcf7_get_contact_form_by_old_id( $old_id ) {
- global $wpdb;
- $q = "SELECT post_id FROM $wpdb->postmeta WHERE meta_key = '_old_cf7_unit_id'"
- . $wpdb->prepare( " AND meta_value = %d", $old_id );
- if ( $new_id = $wpdb->get_var( $q ) )
- return wpcf7_contact_form( $new_id );
- }
- function wpcf7_get_contact_form_by_title( $title ) {
- $page = get_page_by_title( $title, OBJECT, WPCF7_ContactForm::post_type );
- if ( $page )
- return wpcf7_contact_form( $page->ID );
- return null;
- }
- function wpcf7_get_contact_form_default_pack( $args = '' ) {
- $contact_form = WPCF7_ContactForm::generate_default_package( $args );
- return $contact_form;
- }
- function wpcf7_get_current_contact_form() {
- if ( $current = WPCF7_ContactForm::get_current() ) {
- return $current;
- }
- }
- function wpcf7_is_posted() {
- if ( ! $contact_form = wpcf7_get_current_contact_form() )
- return false;
- return $contact_form->is_posted();
- }
- function wpcf7_get_validation_error( $name ) {
- if ( ! $contact_form = wpcf7_get_current_contact_form() )
- return '';
- return $contact_form->validation_error( $name );
- }
- function wpcf7_get_message( $status ) {
- if ( ! $contact_form = wpcf7_get_current_contact_form() )
- return '';
- return $contact_form->message( $status );
- }
- function wpcf7_scan_shortcode( $cond = null ) {
- if ( ! $contact_form = wpcf7_get_current_contact_form() )
- return null;
- return $contact_form->form_scan_shortcode( $cond );
- }
- function wpcf7_form_controls_class( $type, $default = '' ) {
- $type = trim( $type );
- $default = array_filter( explode( ' ', $default ) );
- $classes = array_merge( array( 'wpcf7-form-control' ), $default );
- $typebase = rtrim( $type, '*' );
- $required = ( '*' == substr( $type, -1 ) );
- $classes[] = 'wpcf7-' . $typebase;
- if ( $required )
- $classes[] = 'wpcf7-validates-as-required';
- $classes = array_unique( $classes );
- return implode( ' ', $classes );
- }
- ?>