WordPress WordPress 判断邮箱是否设置了头像,做一下记录,下面有代码出处。 function validate_gravatar($email) { // Craft a potential url and test its headers $hash = md5(strtolower(trim($e...

WordPress 判断邮箱是否设置了头像,做一下记录,下面有代码出处。
function validate_gravatar($email) {
// Craft a potential url and test its headers
$hash = md5(strtolower(trim($email)));
$uri = 'http://www.gravatar.com/avatar/' . $hash . '?d=404';
$headers = @get_headers($uri);
if (!preg_match("|200|", $headers[0])) {
$has_valid_avatar = FALSE;
} else {
$has_valid_avatar = TRUE;
}
return $has_valid_avatar;
}