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Store Categories
source = &$_COOKIE; //set the source to Cookie
}
}
class requestGet extends requestVars{// extend the common class
function requestGet(){
$this->source = &$_GET;//set the source to Get
}
}
class requestPost extends requestVars{// extend the common class
function requestPost(){
$this->source = &$_POST;//set the source to Post
}
}
class requestVars{
var $source = array(); // a common source container for GET, POST, COOKIE or REQUEST (default in constructor)
function requestVars(){
$this->source = &$_REQUEST; // construct our source as _REQUEST, by default
}
//-----------------------------------------------------------------------------------
//used for integers
function getVarInt($param, $default = 0){
if (isset($this->source[$param])) { // check if parameter is set
return (int)$this->source[$param]; // return the integer of parameter
}else
return $default; // return default value if param not set
}
//-----------------------------------------------------------------------------------
//used for floats
function getVarFloat($param, $default = 0){
if (isset($this->source[$param])) { // check if parameter is set
return (float)$this->source[$param]; // return the integer of parameter
}else
return $default; // return default value if param not set
}
//-----------------------------------------------------------------------------------
//used for strict alphabetical words e.g. david, bob :: First Name / Last Name
function getVarAlpha($param ,$max , $default = NULL){
if (isset($this->source[$param])) { // check if parameter is set
//check strictly there is one alphabetic atleast
preg_match("/^[A-Za-z]+$/",$this->source[$param],$arr);
//if you have caught something as alphabetic, return it
if (!empty($arr)) return substr($arr[0],0,$max);
}
return $default; // reaturn default if param not set or its not alphabetic
}
//-----------------------------------------------------------------------------------
//used for strict alphabetical words allowing a space e.g. bob robinson :: Full Name
function getVarAlphaSpace($param, $max, $default = NULL){
if (isset($this->source[$param])) { // check if parameter is set
//check strictly there is one alphabetic atleast
//start with aplhabetic, may include space, end with alhabetic
preg_match("/^[A-Za-z]([A-Za-z\s]*[A-Za-z])*$/",$this->source[$param],$arr);
//if you have caught something as alphabetic with/without space, return it
if (!empty($arr)) return substr($arr[0],0,$max);
}
return $default; // reaturn default if param not set or its not alphabetic with/without space
}
//-----------------------------------------------------------------------------------
//used for alphanumeric input, no spaces, no underscores e.g. user123 :: Usernames(no underscores)
function getVarAlphaNum($param, $max, $default = NULL){
if (isset($this->source[$param])) { // check if parameter is set
//check strictly there is one alpha/nums atleast
//start with aplhabetic, may include alpha/numerics, end with alhabetic/numeric
preg_match("/^[A-Za-z][A-Za-z0-9]*$/",$this->source[$param],$arr);
//if you have caught something as alphaNum, return it
if (!empty($arr)) return substr($arr[0],0,$max);
}
return $default; // reaturn default if param not set or its not alphaNum
}
//-----------------------------------------------------------------------------------
//used for alphanumeric input with spaces, no underscores e.g. Product 123 :: Product Name(no underscores)
function getVarAlphaNumSpace($param, $max, $default = NULL){
if (isset($this->source[$param])) { // check if parameter is set
//check strictly there is one alpha/nums atleast
//start with aplhabetic, may include space/numerics, end with alhabetic/numeric
preg_match("/^[A-Za-z]([A-Za-z0-9\s]*[A-Za-z0-9])*$/",$this->source[$param],$arr);
//if you have caught something as alphaNum, return it
if (!empty($arr)) return substr($arr[0],0,$max);
}
return $default; // reaturn default if param not set or its not alphaNum
}
//-----------------------------------------------------------------------------------
//used for alphanumeric input with underscores, no spaces e.g. product_color_1 :: DB Field(using underscores)
function getVarAlpha_Num($param, $max, $default = NULL){
if (isset($this->source[$param])) { // check if parameter is set
//check strictly there is one alpha/nums atleast
//start with aplhabetic, may include underscore/numerics, end with alhabetic/numeric
preg_match("/^[A-Za-z]([A-Za-z0-9_]*[A-Za-z0-9])*$/",$this->source[$param],$arr);
//if you have caught something as alpha_Num, return it
if (!empty($arr)) return substr($arr[0],0,$max);
}
return $default; // reaturn default if param not set or its not alpha_Num
}
//-----------------------------------------------------------------------------------
//used for alphanumeric input with underscores and spaces e.g. product_color 1 :: Maybe someday I will need it (using underscores and spaces)
function getVarAlpha_NumSpace($param, $max, $default = NULL){
if (isset($this->source[$param])) { // check if parameter is set
//check strictly there are two alpha/nums atleast
//start with aplhabetic, may include space/numerics/underscores/alphabetics, end with alhabetic/numeric
preg_match("/^[A-Za-z]([A-Za-z0-9\s_]*[A-Za-z0-9])*$/",$this->source[$param],$arr);
//if you have caught something as alpha_num Num, return it
if (!empty($arr)) return substr($arr[0],0,$max);
}
return $default; // reaturn default if param not set or its not alpha_num Num
}
//-----------------------------------------------------------------------------------
//used for alpha OR numeric input with spaces, no underscores e.g. product 123 :: Search Keyword(no underscores)
function getVarAlphaOrNum($param, $max, $default = NULL){
if (isset($this->source[$param])) { // check if parameter is set
//check strictly there is either an alpha or a num atleast
//min length is 2
//start with alpha / num, may include space, end with alhabetic/numeric
preg_match("/^[A-Za-z0-9]([A-Za-z0-9\s]*[A-Za-z0-9])*$/",$this->source[$param],$arr);
//if you have caught something as alpha or num, return it
if (!empty($arr)) return substr($arr[0],0,$max);
}
return $default; // reaturn default if param not set or its not alpha or num
}
//-----------------------------------------------------------------------------------
//used for alpha OR numeric input with spaces, underscores and some special characters
// e.g. product-123 @ $20 :: More Sensible(maybe weird) Product Titles
function getVarString($param, $max, $default = NULL){
if (isset($this->source[$param])) { // check if parameter is set
//check strictly there is either an alpha or a num atleast
//include alpha / num, may also include space, special characters
preg_match("/^[\(\)\/\'\"\,\.\-\$\&\£\s@\?#_a-zA-Z\d]+$/",$this->source[$param],$arr);
//if you have caught something as alpha or num, return it
if (!empty($arr)) return substr($arr[0],0,$max);
}
return $default; // reaturn default if param not set or its not alpha or num
}
//-----------------------------------------------------------------------------------
//maybe this is the most dangreous version, very low security in this one
//used for all string, just convert html to its entities, it will display (when printed)
//malicious tags like |