function get_avatar($nick)
{
global $known_pic_types;
$dir = "avatars/";
$avatar_dir = $dir . $nick . "/";
if (!is_dir($avatar_dir)) {
// lolwat no avatar dir, try default dir
get_default_avatar($nick);
return;
}
$avatars = scandir($avatar_dir);
shuffle($avatars);
// Avatars list contains '.' and '..'
if (count($avatars) === 2) {
// lolwat empty avatar dir, try default dir
get_default_avatar($nick);
return;
}
foreach ($avatars as $avatar) {
if (in_array(substr($avatar, -3), $known_pic_types)) {
echo $avatar_dir . $avatar;
return;
}
}
}
function user_get_avatar($user_id, $user_level, $user_avatar, $user_avatar_type, $user_allow_avatar, $path_prefix = '', $max_width = 0)
{
global $config;
$user_avatar_path = '';
$user_avatar_link = '';
$user_avatar_dim = '';
if ($user_avatar_type && $user_id != ANONYMOUS && $user_allow_avatar) {
switch ($user_avatar_type) {
case USER_AVATAR_UPLOAD:
$user_avatar_path = $config['allow_avatar_upload'] ? $path_prefix . $config['avatar_path'] . '/' . $user_avatar : '';
break;
case USER_AVATAR_REMOTE:
$user_avatar_path = $user_avatar;
if ($user_level != ADMIN) {
// Set this to false if you want to force height as well
$force_width_only = true;
$avatar_width = $config['avatar_max_width'];
$avatar_height = $config['avatar_max_height'];
if (!empty($config['allow_avatar_remote'])) {
$user_avatar_dim = ' width="' . $avatar_width . '"' . ($force_width_only ? '' : ' height="' . $avatar_height . '"');
$user_avatar_path = $user_avatar;
} else {
$user_avatar_path = '';
}
}
break;
case USER_AVATAR_GALLERY:
$user_avatar_path = $config['allow_avatar_local'] ? $path_prefix . $config['avatar_gallery_path'] . '/' . $user_avatar : '';
break;
case USER_GRAVATAR:
$user_avatar_path = $config['enable_gravatars'] ? get_gravatar($user_avatar) : '';
break;
case USER_AVATAR_GENERATOR:
$user_avatar_path = $config['allow_avatar_generator'] ? $user_avatar : '';
break;
default:
$user_avatar_path = '';
}
}
if (empty($user_avatar_path)) {
$user_avatar_path = get_default_avatar($user_id, $path_prefix);
}
if (!empty($max_width)) {
$max_width = (int) $max_width;
if ($max_width > 10 && $max_width < 240) {
$user_avatar_dim = ' style="width: ' . $max_width . 'px; max-width: ' . $max_width . 'px;"';
}
}
$avatar_class = $max_width > 10 && $max_width < 40 ? '' : ' class="avatar"';
$user_avatar_link = !empty($user_avatar_path) ? '<img src="' . $user_avatar_path . '" alt="avatar"' . $avatar_class . $user_avatar_dim . ' />' : ' ';
return $user_avatar_link;
}