Viewing file:  form.php (2.32 KB) -rw-rw-rw-
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
<?php
/**
* Form.php
*
* The Form class is meant to simplify the task of keeping
* track of errors in user submitted forms and the form
* field values that were entered correctly.
*
* Written by: Jpmaster77 a.k.a. The Grandmaster of C++ (GMC)
* Last Updated: August 19, 2004
*/
class Form
{
var $values = array(); //Holds submitted form field values
var $errors = array(); //Holds submitted form error messages
var $num_errors; //The number of errors in submitted form
/* Class constructor */
function Form(){
/**
* Get form value and error arrays, used when there
* is an error with a user-submitted form.
*/
if(isset($_SESSION['value_array']) && isset($_SESSION['error_array'])){
$this->values = $_SESSION['value_array'];
$this->errors = $_SESSION['error_array'];
$this->num_errors = count($this->errors);
unset($_SESSION['value_array']);
unset($_SESSION['error_array']);
}
else{
$this->num_errors = 0;
}
}
/**
* setValue - Records the value typed into the given
* form field by the user.
*/
function setValue($field, $value){
$this->values[$field] = $value;
}
/**
* setError - Records new form error given the form
* field name and the error message attached to it.
*/
function setError($field, $errmsg){
$this->errors[$field] = $errmsg;
$this->num_errors = count($this->errors);
}
/**
* value - Returns the value attached to the given
* field, if none exists, the empty string is returned.
*/
function value($field){
if(array_key_exists($field,$this->values)){
return htmlspecialchars(stripslashes($this->values[$field]));
}else{
return "";
}
}
/**
* error - Returns the error message attached to the
* given field, if none exists, the empty string is returned.
*/
function error($field){
if(array_key_exists($field,$this->errors)){
return "<font size=\"2\" color=\"#ff0000\">".$this->errors[$field]."</font>";
}else{
return "";
}
}
/* getErrorArray - Returns the array of error messages */
function getErrorArray(){
return $this->errors;
}
};
?>
|