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feedizer-php/htdocs/libraries/formsgeneration/form_custom_validation.php

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PHP
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2015-11-13 23:51:46 +01:00
<?php
/*
*
* @(#) $Id: form_custom_validation.php,v 1.4 2008/06/04 20:55:06 mlemos Exp $
*
*/
if(!defined("PHP_LIBRARY_CUSTOM_VALIDATION_FORMS"))
{
define("PHP_LIBRARY_CUSTOM_VALIDATION_FORMS",1);
class form_custom_validation_class extends form_custom_class
{
/*
* Tell the forms class that this custom input will perform both server
* side and client side validation.
*/
var $client_validate=1;
var $server_validate=1;
var $first='';
var $second='';
var $first_validation_error_message='The first input value is contained in the second.';
var $second_validation_error_message='The second input value is contained in the first.';
Function AddInput(&$form, $arguments)
{
/*
* Get the identifiers of the inputs to validate
*/
if(!IsSet($arguments['FirstInput'])
|| strlen($this->first=$arguments['FirstInput'])==0)
return('It was not specified a valid first input identifier');
if(!IsSet($arguments['SecondInput'])
|| strlen($this->second=$arguments['SecondInput'])==0)
return('It was not specified a valid second input identifier');
/*
* Get the error messages to assign when the inputs are invalid.
*/
if(IsSet($arguments['FirstValidationErrorMessage']))
{
if(strlen($arguments['FirstValidationErrorMessage'])==0)
return('It was not specified a valid first validation error message');
$this->first_validation_error_message=$arguments['FirstValidationErrorMessage'];
}
if(IsSet($arguments['SecondValidationErrorMessage']))
{
if(strlen($arguments['SecondValidationErrorMessage'])==0)
return('It was not specified a valid second validation error message');
$this->second_validation_error_message=$arguments['SecondValidationErrorMessage'];
}
return('');
}
Function ValidateInput(&$form)
{
/*
* Perform server side validation by checking whether one of the
* input values contains the other.
*
* This function is called after all validations were performed on
* all basic inputs.
*/
$first=$form->GetInputValue($this->first);
$second=$form->GetInputValue($this->second);
if(strlen($first)
&& strstr($second, $first))
{
$form->FlagInvalidInput($this->first, $this->first_validation_error_message);
return('');
}
if(strlen($second)
&& strstr($first, $second))
{
$form->FlagInvalidInput($this->second, $this->second_validation_error_message);
return('');
}
return('');
}
Function GetJavascriptValidations(&$form, $form_object, &$validations)
{
/*
* Generate all the necessary Javascript to perform client side
* validation.
*/
if(strlen($first=$form->GetJavascriptInputValue($form_object,$this->first))==0)
return('it was not possible to retrieve the first input Javascript value');
if(strlen($second=$form->GetJavascriptInputValue($form_object,$this->second))==0)
return('it was not possible to retrieve the second input Javascript value');
/*
* Return an array with a list of all validation checks to be
* performed.
*/
$validations=array();
$validations[]=array(
/*
* Each.validation check may be preceed by a list of Javascript
* commands that are executed before each validation is performed.
*/
'Commands'=>array(
'first='.$first,
'second='.$second,
),
/*
* The condition is a boolean Javascript expression that is true
* when the input is invalid.
*/
'Condition'=>'second.indexOf(first) != -1',
/*
* Error message associated to the invalid input
*/
'ErrorMessage'=>$this->first_validation_error_message,
/*
* Input that gets the user input focus so the user fixes its value
* to make the input valid
*/
'Focus'=>$this->first
);
$validations[]=array(
'Commands'=>array(),
'Condition'=>'first.indexOf(second) != -1',
'ErrorMessage'=>$this->second_validation_error_message,
'Focus'=>$this->second
);
return('');
}
Function AddInputPart(&$form)
{
/*
* Inputs that do not appear in the form must implement an empty
* AddInputPart function.
*/
return('');
}
};
}
?>