Created
September 5, 2014 15:42
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Gravity forms validation for IP address, valid URLs, and regex
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<?php | |
add_filter('gform_validation_1', 'ip_validation'); | |
function ip_validation($validation_result){ | |
$form = $validation_result["form"]; | |
//validate input 9 on form 1 for valid IP | |
if($_POST['input_9'] != filter_var($_POST['input_9'], FILTER_VALIDATE_IP)){ | |
$validation_result["is_valid"] = false; | |
foreach($form["fields"] as &$field){ | |
if($field["id"] == "9"){ | |
$field["failed_validation"] = true; | |
$field["validation_message"] = "Please enter a valid ip"; | |
break; | |
} | |
} | |
} | |
//validate input 11 on form 1 for valid IP | |
if($_POST['input_11'] != filter_var($_POST['input_11'], FILTER_VALIDATE_IP)){ | |
$validation_result["is_valid"] = false; | |
foreach($form["fields"] as &$field){ | |
if($field["id"] == "11"){ | |
$field["failed_validation"] = true; | |
$field["validation_message"] = "Please enter a valid ip"; | |
break; | |
} | |
} | |
} | |
//validate input 13 on form 1 for valid IP | |
if($_POST['input_13'] != filter_var($_POST['input_13'], FILTER_VALIDATE_IP)){ | |
$validation_result["is_valid"] = false; | |
foreach($form["fields"] as &$field){ | |
if($field["id"] == "13"){ | |
$field["failed_validation"] = true; | |
$field["validation_message"] = "Please enter a valid ip"; | |
break; | |
} | |
} | |
} | |
//validate input 10 on form 1 for valid IP | |
if($_POST['input_10'] != filter_var($_POST['input_10'], FILTER_VALIDATE_URL)){ | |
$validation_result["is_valid"] = false; | |
foreach($form["fields"] as &$field){ | |
if($field["id"] == "10"){ | |
$field["failed_validation"] = true; | |
$field["validation_message"] = "Please enter a valid URL"; | |
break; | |
} | |
} | |
} | |
//validate input 12 on form 1 for valid URL | |
if($_POST['input_12'] != filter_var($_POST['input_12'], FILTER_VALIDATE_URL)){ | |
$validation_result["is_valid"] = false; | |
foreach($form["fields"] as &$field){ | |
if($field["id"] == "12"){ | |
$field["failed_validation"] = true; | |
$field["validation_message"] = "Please enter a valid URL"; | |
break; | |
} | |
} | |
} | |
//validate input 14 on form 1 for valid URL | |
if($_POST['input_14'] != filter_var($_POST['input_14'], FILTER_VALIDATE_URL)){ | |
$validation_result["is_valid"] = false; | |
foreach($form["fields"] as &$field){ | |
if($field["id"] == "14"){ | |
$field["failed_validation"] = true; | |
$field["validation_message"] = "Please enter a valid URL"; | |
break; | |
} | |
} | |
} | |
//validate input 17 on form 1 for filtering special chars, only allowing numbers, letters, spaces, and .! | |
if($_POST['input_17'] != filter_var($_POST['input_17'], FILTER_VALIDATE_REGEXP,array("options"=>array("regexp"=> "/^[a-zA-Z0-9,.!? ]*$/" )))){ | |
$validation_result["is_valid"] = false; | |
foreach($form["fields"] as &$field){ | |
if($field["id"] == "17"){ | |
$field["failed_validation"] = true; | |
$field["validation_message"] = "Please only use letters, numbers, and spaces."; | |
break; | |
} | |
} | |
} | |
//validate input 16 on form 1 for filtering special chars, only allowing numbers, letters, spaces, and .! | |
if($_POST['input_6'] != filter_var($_POST['input_6'], FILTER_VALIDATE_REGEXP,array("options"=>array("regexp"=> "/^[a-zA-Z0-9,.!? ]*$/" )))){ | |
$validation_result["is_valid"] = false; | |
foreach($form["fields"] as &$field){ | |
if($field["id"] == "6"){ | |
$field["failed_validation"] = true; | |
$field["validation_message"] = "This doesn't seem like a valid host."; | |
break; | |
} | |
} | |
} | |
$validation_result["form"] = $form; | |
return $validation_result; | |
} | |
?> |
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