/**
* '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;
}
