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added sanitize and registervar function.

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seek3r 2001-12-19 19:53:58 +00:00
parent 32a524a06b
commit 8d708065f9
1 changed files with 164 additions and 1 deletions
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165
phpgwapi/inc/functions.inc.php
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@ -39,7 +39,170 @@
* Direct functions, which are not part of the API class *
* because they are require to be availble at the lowest level. *
\****************************************************************************/
/*!
/*!
@function sanitize
@abstract Validate data.
@discussion Author: seek3r<br>
This function is used to validate input data. <br>
Syntax: sanitize('type', 'match string'); <br>
Example1: sanitize('number',$somestring);
*/
/*
$GLOBALS['phpgw_info']['server']['sanitize_types']['number'] = Array('type' => 'preg_match', 'string' => '/^[0-9]+$/i');
*/
function sanitize($string,$type) {
switch ($type)
{
case "bool":
if ($string == 1 || $string == 0)
{
return True;
}
break;
case "number":
if (preg_match("/^[0-9]+$/i", $string))
{
return True;
}
break;
case "string":
if (preg_match("/^[a-z]+$/i", $string))
{
return True;
}
break;
case "alpha":
if (preg_match("/^[a-z0-9 -._]+$/i", $string))
{
return True;
}
break;
case "ip":
if (eregi("^[0-9]{1,3}(\.[0-9]{1,3}){3}$",$string))
{
$octets = split('\.',$string);
for ($i=0; $i != count($octets); $i++)
{
if ($octets[$i] < 0 || $octets[$i] > 255)
{
return False;
}
}
return True;
}
return False;
break;
case "file":
if (preg_match("/^[a-z0-9_]+\.+[a-z]+$/i", $string))
{
return True;
}
break;
case "email":
if (eregi("^([[:alnum:]_%+=.-]+)@([[:alnum:]_.-]+)\.([a-z]{2,3}|[0-9]{1,3})$",$string))
{
return True;
}
break;
case "any":
return True;
break;
default :
if (isset($GLOBALS['phpgw_info']['server']['sanitize_types'][$type]['type']))
{
if ($GLOBALS['phpgw_info']['server']['sanitize_types'][$type]['type']($GLOBALS['phpgw_info']['server']['sanitize_types'][$type]['string'], $string))
{
return True;
}
}
return False;
}
}
function registervar($varname, $valuetype = 'alpha', $posttype = 'post', $allowblank = True)
{
switch ($posttype) {
case "get":
$posttype = 'HTTP_GET_VARS';
break;
default :
$posttype = 'HTTP_POST_VARS';
}
if (isset($GLOBALS[$posttype][$varname]))
{
if (!is_array($GLOBALS[$posttype][$varname]))
{
if ($allowblank == True && $GLOBALS[$posttype][$varname] == '')
{
$GLOBALS['phpgw_info'][$GLOBALS['phpgw_info']['flags']['currentapp']][$varname] = $GLOBALS[$posttype][$varname];
return 'Post';
}
else
{
if (sanitize($GLOBALS[$posttype][$varname],$valuetype) == 1)
{
$GLOBALS['phpgw_info'][$GLOBALS['phpgw_info']['flags']['currentapp']][$varname] = $GLOBALS[$posttype][$varname];
return 'Post';
}
else
{
return False;
}
}
return False;
}
else
{
if (is_array($valuetype))
{
reset($GLOBALS[$posttype][$varname]);
$isvalid = True;
while(list($key, $value) = each($GLOBALS[$posttype][$varname]))
{
if ($allowblank == True && $GLOBALS[$posttype][$varname][$key] == '')
{
}
else
{
if (sanitize($GLOBALS[$posttype][$varname][$key],$valuetype[$key]) == 1)
{
}
else
{
$isvalid = False;
}
}
}
if ($isvalid)
{
$GLOBALS['phpgw_info'][$GLOBALS['phpgw_info']['flags']['currentapp']][$varname] = $GLOBALS[$posttype][$varname];
return 'Post';
}
else
{
return 'Session';
}
return False;
}
}
return False;
}
elseif (count($GLOBALS[$posttype]) == 0)
{
return 'Session';
}
else
{
return False;
}
}
/*!
@function CreateObject
@abstract Load a class and include the class file if not done so already.
@discussion Author: mdean, milosch (thanks to jengo and ralf)<br>