/** * 'contact_photo' hook handler to inject an identicon image */ function contact_photo($args) { // pre-conditions, exit if photo already exists or invalid input if (!empty($args['url']) || !empty($args['data']) || empty($args['record']) && empty($args['email'])) { return $args; } $rcmail = rcmail::get_instance(); // supporting edit/add action may be tricky, let's not do this if ($rcmail->action == 'show' || $rcmail->action == 'photo') { $email = $args['email']; if (!$email && $args['record']) { $addresses = rcube_addressbook::get_col_values('email', $args['record'], true); if (!empty($addresses)) { $email = $addresses[0]; } } if ($email) { require_once __DIR__ . '/identicon_engine.php'; $identicon = new identicon_engine($email); if ($rcmail->action == 'show') { // set photo URL using data-uri if (($icon = $identicon->getBinary()) && ($icon = base64_encode($icon))) { $mimetype = $identicon->getMimetype(); $args['url'] = sprintf('data:%s;base64,%s', $mimetype, $icon); } } else { // send the icon to the browser $identicon = new identicon_engine($email); if ($identicon->sendOutput()) { exit; } } } } return $args; }
function contact_photo($p) { // if no contact photo was found if (!$p['data']) { // TODO: try for every email address of contact record? $emails = rcube_addressbook::get_col_values('email', $p['record'], true); $email = $p['email'] ? $p['email'] : $emails[0]; if ($email) { $this->gravatar_id = md5(strtolower($email)); $url = $this->gravatar_url(); $headers = get_headers($url); if (is_array($headers) && preg_match("/200 OK/", $headers[0])) { $p['url'] = $url; } } } return $p; }