wpcf7_mail_html_header
Использование
add_filter( 'wpcf7_mail_html_header', 'wp_kama_wpcf7_mail_html_header_filter', 10, 2 );
/**
* Function for `wpcf7_mail_html_header` filter-hook.
*
* @param $html
* @param $that
*
* @return
*/
function wp_kama_wpcf7_mail_html_header_filter( $html, $that ){
// filter...
return $html;
}
- $html
- -
- $that
- -
Где вызывается хук
contact-form-7/includes/mail.php 201-210
$header = apply_filters( 'wpcf7_mail_html_header', '<!doctype html> <html xmlns="http://www.w3.org/1999/xhtml"' . $lang_atts . '> <head> <title>' . esc_html( $this->get( 'subject', true ) ) . '</title> </head> <body> ', $this );