Viewing file:  submission.php (6.73 KB) -rw-rw-rw-
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<?php
class WPCF7_Submission {
private static $instance;
private $contact_form;
private $status = 'init';
private $posted_data = array();
private $uploaded_files = array();
private $skip_mail = false;
private $response = '';
private $invalid_fields = array();
private $meta = array();
private function __construct() {}
public static function get_instance( WPCF7_ContactForm $contact_form = null ) {
if ( empty( self::$instance ) ) {
if ( null == $contact_form ) {
return null;
}
self::$instance = new self;
self::$instance->contact_form = $contact_form;
self::$instance->skip_mail = $contact_form->in_demo_mode();
self::$instance->setup_posted_data();
self::$instance->submit();
} elseif ( null != $contact_form ) {
return null;
}
return self::$instance;
}
public function get_status() {
return $this->status;
}
public function is( $status ) {
return $this->status == $status;
}
public function get_response() {
return $this->response;
}
public function get_invalid_field( $name ) {
if ( isset( $this->invalid_fields[$name] ) ) {
return $this->invalid_fields[$name];
} else {
return false;
}
}
public function get_invalid_fields() {
return $this->invalid_fields;
}
public function get_posted_data( $name = '' ) {
if ( ! empty( $name ) ) {
if ( isset( $this->posted_data[$name] ) ) {
return $this->posted_data[$name];
} else {
return null;
}
}
return $this->posted_data;
}
private function setup_posted_data() {
$posted_data = $this->sanitize_posted_data( $_POST );
$tags = $this->contact_form->form_scan_shortcode();
foreach ( (array) $tags as $tag ) {
if ( empty( $tag['name'] ) ) {
continue;
}
$name = $tag['name'];
$value = '';
if ( isset( $posted_data[$name] ) ) {
$value = $posted_data[$name];
}
$pipes = $tag['pipes'];
if ( WPCF7_USE_PIPE
&& $pipes instanceof 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;
}
private function sanitize_posted_data( $value ) {
if ( is_array( $value ) ) {
$value = array_map( array( $this, 'sanitize_posted_data' ), $value );
} elseif ( is_string( $value ) ) {
$value = wp_check_invalid_utf8( $value );
$value = wp_kses_no_null( $value );
}
return $value;
}
private function submit() {
if ( ! $this->is( 'init' ) ) {
return $this->status;
}
$this->meta = array(
'remote_ip' => preg_replace( '/[^0-9a-f.:, ]/', '',
$_SERVER['REMOTE_ADDR'] ),
'user_agent' => substr( $_SERVER['HTTP_USER_AGENT'], 0, 254 ),
'url' => preg_replace( '%(?<!:|/)/.*$%', '',
untrailingslashit( home_url() ) ) . wpcf7_get_request_uri(),
'timestamp' => current_time( 'timestamp' ),
'unit_tag' => isset( $_POST['_wpcf7_unit_tag'] )
? $_POST['_wpcf7_unit_tag'] : '' );
$contact_form = $this->contact_form;
if ( ! $this->validate() ) { // Validation error occured
$this->status = 'validation_failed';
$this->response = $contact_form->message( 'validation_error' );
} elseif ( ! $this->accepted() ) { // Not accepted terms
$this->status = 'acceptance_missing';
$this->response = $contact_form->message( 'accept_terms' );
} elseif ( $this->spam() ) { // Spam!
$this->status = 'spam';
$this->response = $contact_form->message( 'spam' );
} elseif ( $this->mail() ) {
$this->status = 'mail_sent';
$this->response = $contact_form->message( 'mail_sent_ok' );
do_action( 'wpcf7_mail_sent', $contact_form );
} else {
$this->status = 'mail_failed';
$this->response = $contact_form->message( 'mail_sent_ng' );
do_action( 'wpcf7_mail_failed', $contact_form );
}
$this->remove_uploaded_files();
return $this->status;
}
private function validate() {
if ( $this->invalid_fields ) {
return false;
}
require_once WPCF7_PLUGIN_DIR . '/includes/validation.php';
$result = new WPCF7_Validation();
$tags = $this->contact_form->form_scan_shortcode();
foreach ( $tags as $tag ) {
$result = apply_filters( 'wpcf7_validate_' . $tag['type'],
$result, $tag );
}
$result = apply_filters( 'wpcf7_validate', $result, $tags );
$this->invalid_fields = $result->get_invalid_fields();
return $result->is_valid();
}
private function accepted() {
return apply_filters( 'wpcf7_acceptance', true );
}
private function spam() {
$spam = false;
$user_agent = (string) $this->get_meta( 'user_agent' );
if ( strlen( $user_agent ) < 2 ) {
$spam = true;
}
if ( WPCF7_VERIFY_NONCE && ! $this->verify_nonce() ) {
$spam = true;
}
if ( $this->blacklist_check() ) {
$spam = true;
}
return apply_filters( 'wpcf7_spam', $spam );
}
private function verify_nonce() {
return wpcf7_verify_nonce( $_POST['_wpnonce'], $this->contact_form->id() );
}
private function blacklist_check() {
$target = wpcf7_array_flatten( $this->posted_data );
$target[] = $this->get_meta( 'remote_ip' );
$target[] = $this->get_meta( 'user_agent' );
$target = implode( "\n", $target );
return wpcf7_blacklist_check( $target );
}
/* Mail */
private function mail() {
$contact_form = $this->contact_form;
do_action( 'wpcf7_before_send_mail', $contact_form );
$skip_mail = $this->skip_mail || ! empty( $contact_form->skip_mail );
$skip_mail = apply_filters( 'wpcf7_skip_mail', $skip_mail, $contact_form );
if ( $skip_mail ) {
return true;
}
$result = WPCF7_Mail::send( $contact_form->prop( 'mail' ), 'mail' );
if ( $result ) {
$additional_mail = array();
if ( ( $mail_2 = $contact_form->prop( 'mail_2' ) ) && $mail_2['active'] ) {
$additional_mail['mail_2'] = $mail_2;
}
$additional_mail = apply_filters( 'wpcf7_additional_mail',
$additional_mail, $contact_form );
foreach ( $additional_mail as $name => $template ) {
WPCF7_Mail::send( $template, $name );
}
return true;
}
return false;
}
public function uploaded_files() {
return $this->uploaded_files;
}
public function add_uploaded_file( $name, $file_path ) {
$this->uploaded_files[$name] = $file_path;
if ( empty( $this->posted_data[$name] ) ) {
$this->posted_data[$name] = basename( $file_path );
}
}
public function remove_uploaded_files() {
foreach ( (array) $this->uploaded_files as $name => $path ) {
@unlink( $path );
@rmdir( dirname( $path ) ); // remove parent dir if it's removable (empty).
}
}
public function get_meta( $name ) {
if ( isset( $this->meta[$name] ) ) {
return $this->meta[$name];
}
}
}
?>
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