"; } // Verify that the URL is valid // 0 - Valid, // 1 - No URL // 2 - Invalid URL function check_url($string) { if($string){ if(!filter_var($string, FILTER_VALIDATE_URL,FILTER_FLAG_HOST_REQUIRED)) return 2; // Invalid URL return 0; // Valid URL } return 1; } // Verify that the email address is valid // 0 - Valid, // 1 - No email address // 2 - Invalid email address function check_email_address($string) { if($string){ if(!filter_var($string, FILTER_VALIDATE_EMAIL)) return 2; // Invalid Email return 0; // Valid email } return 1; } function check_name($string) { if($string){ // Look for invalid characters if(strspn(strtolower($string),"abcdefghijklmnopqrstuvwxyz0123456789-_@ .") < strlen($string)) return 2; if(strlen($string)>70) return 3; return 0; } else return 1; } /* ////////////////////////////////////// /// Recaptca Function /// ////////////////////////////////////// require("$root//php/recaptchalib.php"); $pass="woofagator"; require("$root/php/key_box.php"); # the response from reCAPTCHA $resp = null; # the error code from reCAPTCHA, if any $error = null; if (isset($_POST["recaptcha_response_field"]) && isset($_POST["recaptcha_challenge_field"])) { $resp = recaptcha_check_answer ($privatekey, $_SERVER["REMOTE_ADDR"], $_POST["recaptcha_challenge_field"], $_POST["recaptcha_response_field"]); if ($resp->is_valid) { $resp="email-ok-to-send"; } else { $resp=""; } } */ /* function check_message($string) { if($string){ // Look for invalid characters if (strcspn($string,"\\<>&") < strlen($string)) return 2; } else return 0; } */ //////////////////////// // Script starts here // //////////////////////// // Check to see if the clear button was pressed if(isset($_POST['clear_form'])){ $sender_name = ""; $sender_email = ""; $sender_copy = ""; $sender_site_url = ""; $site_url = "http://www."; $name = ""; $description = ""; $linkback = "http://www."; $comments = ""; } // Cleanup entries // and limit string lengths $sender_name = strip_tags($sender_name); $sender_email = strip_tags($sender_email); $site_url = strip_tags($site_url); $name = strip_tags($name); $description = strip_tags($description); $comments = strip_tags($comments); $linkback = strip_tags($linkback); // $site_url = str_replace('http://',"",$site_url); // $linkback = str_replace('http://',"",$linkback); $sender_name = substr(trim($sender_name),0,75); $sender_email = substr(trim($sender_email),0,75); $site_url = substr(trim($site_url),0,75); $linkback = substr(trim($linkback),0,75); $description = substr(trim($description),0,512); $comments = substr(trim($comments),0,512); /* $message=str_replace('\"','"',$message); $message=str_replace('<','<',$message); $message=str_replace('<','>',$message); $message=str_replace('\\','',$message); */ // Error checking if(isset($_POST['submit'])) { // Check senders name $error=check_name($sender_name); if($error == 1) $sender_name_error = "Name Required
"; if($error == 3) $sender_name_error = "Name too long
"; if($error > 1) $sender_name_error = "Name has invalid characters
"; // Check senders email address $error=check_email_address($sender_email); if($error == 1) $sender_email_error = "E-Mail Address Required
"; if($error == 3) $sender_email_error = "Email Address too long
"; if($error > 1) $sender_email_error = "Invalid E-Mail Address
"; // Check site URL $error=check_url($site_url); if($error == 1) $site_url_error = "URL Required
"; if($error == 2) $site_url_error = "Invalid URL: \"".$site_url."\"
"; // Check reciprocal link $error=check_url($linkback); if($error == 1) $linkback_error = "We require a reciprocal link from your site to our site.
"; if($error == 2) $linkback_error = "Invalid URL: \"".$linkback."\"
"; } if($sender_name_error.$sender_email_error.$site_url_error.$linkback_error=="" && /*$resp=="email-ok-to-send" && */ $submit) { ///////////////////////// // Build the message // ///////////////////////// // Fix new lines in message $message=nl2br($message); $comments=nl2br($comments); $head = << EOT; $body =<< Uwphoto.net Link request

From: $sender_name

Email: $sender_email

Site: $site_url

Link: $linkback

Title: $name

Description:

$description

Comments:

$comments