<?php
//******************************************************/
// author: kreoton
// email: kreoton@kreoton.net
//******************************************************/
class validate {
var $text_status = false;
function one_word ($input, $min_size=false) {
$status = false;
if ($min_size) {
if (strlen($input) >= $min_size) {
if (ctype_alnum($input)) {
$status = true;
}
}
}
else {
if (ctype_alnum($input) && strlen($input) > 0) {
$status = true;
}
}
return $status;
}
function digit($input, $decimal=false) {
$status = false;
if ($decimal) {
if (eregi(',')) {
$tmp_input = explode(',', $input);
}
else {
$tmp_input = explode('.', $input);
}
for ($i=0; $i<count($tmp_input); $i++) {
if (ctype_digit($tmp_input[$i])) {
$status = true;
}
}
}
else {
if (ctype_digit($input)){
$status = true;
}
}
return $status;
}
function email ($input) {
$status = false;
if (eregi("^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,4})$", $input)) {
$status = true;
}
return $status;
}
function url( $urladdr ) {
$regexp = "^(https?://)?(([0-9a-z_!~*'().&=+$%-]+:)?[0-9a-z_!~*'().&=+$%-]+@)?((([12]?[0-9]{1,2}\.){3}[12]?[0-9]{1,2})|(([0-9a-z_!~*'()-]+\.)*([0-9a-z][0-9a-z-]{0,61})?[0-9a-z]\.(com|net|org|edu|mil|gov|int|aero|coop|museum|name|info|biz|pro|[a-z]{2})))(:[1-6]?[0-9]{1,4})?((/?)|(/[0-9a-z_!~*'().;?:@&=+$,%#-]+)+/?)$";
if (eregi( $regexp, $urladdr )){
if (!eregi( "^https?://", $urladdr )) $urladdr = "http://" . $urladdr;
if (!eregi( "^https?://.+/", $urladdr )) $urladdr .= "/";
if ((eregi( "/[0-9a-z~_-]+$", $urladdr)) && (!eregi( "[\?;&=+\$,#]", $urladdr))) $urladdr .= "/";
return true;
}
else {
return false;
}
}
function valid_text ($input, $return=false, $safe=false) {
$text = false;
if ($return == true) {
if (strlen(trim($input)) > 0) {
if ($safe) {
$text = strip_tags($input);
$text = htmlspecialchars($text);
}
else {
if (!get_magic_quotes_gpc()) {
$text = addslashes($input);
}
else {
$text = $input;
}
}
}
}
else {
if (strlen(trim($input)) > 0) {
$text = true;
}
}
return $text;
}
}
?>
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