Viewing file:  contact-form.php (19.16 KB) -rw-rw-rw-
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<?php
class WPCF7_ContactForm {
const post_type = 'wpcf7_contact_form';
private static $found_items = 0;
private static $current = null;
private $id;
private $name;
private $title;
private $properties = array();
private $unit_tag;
private $responses_count = 0;
private $scanned_form_tags;
public static function count() {
return self::$found_items;
}
public static function get_current() {
return self::$current;
}
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 static function get_template( $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( $locale );
}
self::$current = $contact_form = new self;
$contact_form->title =
( $title ? $title : __( 'Untitled', 'contact-form-7' ) );
$contact_form->locale = ( $locale ? $locale : get_locale() );
$properties = $contact_form->get_properties();
foreach ( $properties as $key => $value ) {
$properties[$key] = WPCF7_ContactFormTemplate::get_default( $key );
}
$contact_form->properties = $properties;
$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 static function get_instance( $post ) {
$post = get_post( $post );
if ( ! $post || self::post_type != get_post_type( $post ) ) {
return false;
}
self::$current = $contact_form = new self( $post );
return $contact_form;
}
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;
}
private function __construct( $post = null ) {
$post = get_post( $post );
if ( $post && self::post_type == get_post_type( $post ) ) {
$this->id = $post->ID;
$this->name = $post->post_name;
$this->title = $post->post_title;
$this->locale = get_post_meta( $post->ID, '_locale', true );
$properties = $this->get_properties();
foreach ( $properties as $key => $value ) {
if ( metadata_exists( 'post', $post->ID, '_' . $key ) ) {
$properties[$key] = get_post_meta( $post->ID, '_' . $key, true );
} elseif ( metadata_exists( 'post', $post->ID, $key ) ) {
$properties[$key] = get_post_meta( $post->ID, $key, true );
}
}
$this->properties = $properties;
$this->upgrade();
}
do_action( 'wpcf7_contact_form', $this );
}
public function __get( $name ) {
$message = __( '<code>%1$s</code> property of a <code>WPCF7_ContactForm</code> object is <strong>no longer accessible</strong>. Use <code>%2$s</code> method instead.', 'contact-form-7' );
if ( 'id' == $name ) {
if ( WP_DEBUG ) {
trigger_error( sprintf( $message, 'id', 'id()' ) );
}
return $this->id;
} elseif ( 'title' == $name ) {
if ( WP_DEBUG ) {
trigger_error( sprintf( $message, 'title', 'title()' ) );
}
return $this->title;
} elseif ( $prop = $this->prop( $name ) ) {
if ( WP_DEBUG ) {
trigger_error(
sprintf( $message, $name, 'prop(\'' . $name . '\')' ) );
}
return $prop;
}
}
public function initial() {
return empty( $this->id );
}
public function prop( $name ) {
$props = $this->get_properties();
return isset( $props[$name] ) ? $props[$name] : null;
}
public function get_properties() {
$properties = (array) $this->properties;
$properties = wp_parse_args( $properties, array(
'form' => '',
'mail' => array(),
'mail_2' => array(),
'messages' => array(),
'additional_settings' => '' ) );
$properties = (array) apply_filters( 'wpcf7_contact_form_properties',
$properties, $this );
return $properties;
}
public function set_properties( $properties ) {
$defaults = $this->get_properties();
$properties = wp_parse_args( $properties, $defaults );
$properties = array_intersect_key( $properties, $defaults );
$this->properties = $properties;
}
public function id() {
return $this->id;
}
public function name() {
return $this->name;
}
public function title() {
return $this->title;
}
public function set_title( $title ) {
$title = trim( $title );
if ( '' === $title ) {
$title = __( 'Untitled', 'contact-form-7' );
}
$this->title = $title;
}
// Return true if this form is the same one as currently POSTed.
public function is_posted() {
if ( ! WPCF7_Submission::get_instance() ) {
return false;
}
if ( empty( $_POST['_wpcf7_unit_tag'] ) ) {
return false;
}
return $this->unit_tag == $_POST['_wpcf7_unit_tag'];
}
/* Generating Form HTML */
public function form_html( $atts = array() ) {
$atts = wp_parse_args( $atts, array(
'html_id' => '',
'html_name' => '',
'html_class' => '',
'output' => 'form' ) );
if ( 'raw_form' == $atts['output'] ) {
return '<pre class="wpcf7-raw-form"><code>'
. esc_html( $this->prop( 'form' ) ) . '</code></pre>';
}
$this->unit_tag = self::get_unit_tag( $this->id );
$html = sprintf( '<div %s>', wpcf7_format_atts( array(
'role' => 'form',
'class' => 'wpcf7',
'id' => $this->unit_tag,
( get_option( 'html_type' ) == 'text/html' ) ? 'lang' : 'xml:lang'
=> str_replace( '_', '-', $this->locale ),
'dir' => wpcf7_is_rtl( $this->locale ) ? 'rtl' : 'ltr' ) ) ) . "\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';
if ( $this->is_posted() ) {
$submission = WPCF7_Submission::get_instance();
if ( $submission->is( 'validation_failed' ) ) {
$class .= ' invalid';
} elseif ( $submission->is( 'spam' ) ) {
$class .= ' spam';
} elseif ( $submission->is( 'mail_sent' ) ) {
$class .= ' sent';
} elseif ( $submission->is( 'mail_failed' ) ) {
$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() );
$html .= sprintf( '<form %s>',
wpcf7_format_atts( array(
'action' => esc_url( $url ),
'method' => 'post',
'id' => $id_attr,
'name' => $name_attr,
'class' => $class,
'enctype' => wpcf7_enctype_value( $enctype ),
'novalidate' => $novalidate ? '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;
}
private 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
$role = 'alert';
$submission = WPCF7_Submission::get_instance();
$content = $submission->get_response();
if ( $submission->is( 'validation_failed' ) ) {
$class .= ' wpcf7-validation-errors';
} elseif ( $submission->is( 'spam' ) ) {
$class .= ' wpcf7-spam-blocked';
} elseif ( $submission->is( 'mail_sent' ) ) {
$class .= ' wpcf7-mail-sent-ok';
} elseif ( $submission->is( 'mail_failed' ) ) {
$class .= ' wpcf7-mail-sent-ng';
}
} 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 ) );
$output = apply_filters( 'wpcf7_form_response_output',
$output, $class, $content, $this );
$this->responses_count += 1;
return $output;
}
public function screen_reader_response() {
$class = 'screen-reader-response';
$role = '';
$content = '';
if ( $this->is_posted() ) { // Post response output for non-AJAX
$role = 'alert';
$submission = WPCF7_Submission::get_instance();
if ( $response = $submission->get_response() ) {
$content = esc_html( $response );
}
if ( $invalid_fields = $submission->get_invalid_fields() ) {
$content .= "\n" . '<ul>' . "\n";
foreach ( (array) $invalid_fields as $name => $field ) {
if ( $field['idref'] ) {
$link = sprintf( '<a href="#%1$s">%2$s</a>',
esc_attr( $field['idref'] ),
esc_html( $field['reason'] ) );
$content .= sprintf( '<li>%s</li>', $link );
} else {
$content .= sprintf( '<li>%s</li>',
esc_html( $field['reason'] ) );
}
$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 ) {
$error = '';
if ( $this->is_posted() ) {
$submission = WPCF7_Submission::get_instance();
if ( $invalid_field = $submission->get_invalid_field( $name ) ) {
$error = trim( $invalid_field['reason'] );
}
}
if ( ! $error ) {
return $error;
}
$error = sprintf(
'<span role="alert" class="wpcf7-not-valid-tip">%s</span>',
esc_html( $error ) );
return apply_filters( 'wpcf7_validation_error', $error, $name, $this );
}
/* Form Elements */
public function form_do_shortcode() {
$manager = WPCF7_ShortcodeManager::get_instance();
$form = $this->prop( '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->prop( '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 submit( $ajax = false ) {
$submission = WPCF7_Submission::get_instance( $this );
$result = array(
'status' => $submission->get_status(),
'message' => $submission->get_response(),
'demo_mode' => $this->in_demo_mode() );
if ( $submission->is( 'validation_failed' ) ) {
$result['invalid_fields'] = $submission->get_invalid_fields();
}
if ( $submission->is( 'mail_sent' ) ) {
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 );
}
}
}
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 );
}
}
do_action( 'wpcf7_submit', $this, $result );
return $result;
}
/* Message */
public function message( $status, $filter = true ) {
$messages = $this->prop( 'messages' );
$message = isset( $messages[$status] ) ? $messages[$status] : '';
if ( $filter ) {
$message = wpcf7_mail_replace_tags( $message, array( 'html' => true ) );
$message = apply_filters( 'wpcf7_display_message', $message, $status );
}
return $message;
}
/* Additional settings */
public function additional_setting( $name, $max = 1 ) {
$tmp_settings = (array) explode( "\n", $this->prop( '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 */
private function upgrade() {
$mail = $this->prop( 'mail' );
if ( is_array( $mail ) && ! isset( $mail['recipient'] ) ) {
$mail['recipient'] = get_option( 'admin_email' );
}
$this->properties['mail'] = $mail;
$messages = $this->prop( 'messages' );
if ( is_array( $messages ) ) {
foreach ( wpcf7_messages() as $key => $arr ) {
if ( ! isset( $messages[$key] ) ) {
$messages[$key] = $arr['default'];
}
}
}
$this->properties['messages'] = $messages;
}
/* 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 ( wpcf7_is_valid_locale( $this->locale ) ) {
update_post_meta( $post_id, '_locale', $this->locale );
}
if ( $this->initial() ) {
$this->id = $post_id;
do_action( 'wpcf7_after_create', $this );
} else {
do_action( 'wpcf7_after_update', $this );
}
do_action( 'wpcf7_after_save', $this );
}
return $post_id;
}
public function copy() {
$new = new self;
$new->title = $this->title . '_copy';
$new->locale = $this->locale;
$new->properties = $this->properties;
return apply_filters( 'wpcf7_copy', $new, $this );
}
public function delete() {
if ( $this->initial() )
return;
if ( wp_delete_post( $this->id, true ) ) {
$this->id = 0;
return true;
}
return false;
}
}
function wpcf7_contact_form( $id ) {
return WPCF7_ContactForm::get_instance( $id );
}
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_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_hangover( $name, $default = null ) {
if ( ! wpcf7_is_posted() ) {
return $default;
}
$submission = WPCF7_Submission::get_instance();
if ( ! $submission || $submission->is( 'mail_sent' ) ) {
return $default;
}
return isset( $_POST[$name] ) ? wp_unslash( $_POST[$name] ) : $default;
}
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 );
}
?>
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