Created
March 3, 2011 00:42
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Function that sanitizes incoming $_POST data for insertion into MySQL/PostgreSQL.
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<?php | |
//////////////////////////////////////////////////// | |
// Written By: Nicholas Kreidberg // | |
// Revised By: Nicholas Kreidberg // | |
// Revised On: 10/01/2010 // | |
// Desc: fnSanitizePost() takes a $_POST array & // | |
// sanitizes all strings for insertion into a db. // | |
// Call: $aclean_post = fnSanitizePost($_POST); // | |
//////////////////////////////////////////////////// | |
function fnSanitizePost($data, $sdb="PG") | |
{ | |
//escapes,strips and trims all members of the post array | |
if(is_array($data)) | |
{ | |
$areturn = array(); | |
foreach($data as $skey=>$svalue) | |
{ | |
$areturn[$skey] = fnSanitizePost($svalue); | |
} | |
return $areturn; | |
} | |
else | |
{ | |
if(!is_numeric($data)) | |
{ | |
//with magic quotes on, the input gets escaped twice, we want to avoid this. | |
if(get_magic_quotes_gpc()) //gets current configuration setting of magic quotes | |
{ | |
$data = stripslashes($data); | |
} | |
//escapes a string for insertion into the database | |
switch($sdb) | |
{ | |
case "MySQL": | |
$data = mysql_real_escape_string($data); | |
break; | |
case "PG": | |
$data = pg_escape_string($data); | |
break; | |
} | |
$data = strip_tags($data); //strips HTML and PHP tags from a string | |
} | |
$data = trim($data); //trims whitespace from beginning and end of a string | |
return $data; | |
} | |
} | |
?> |
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