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首頁  •  j2h 論壇 • 程式設計討論     • 

Check and validate <-- 檢查字串 真好用

房東：小乖
發表時間：2007-02-11



class check{

var $bench_start = 0;

function check(){
}

function check_int($value){
$help = (int)$value;
if(strcmp($help, $value)){
return false;
}
else{
return true;
}
}

function check_empty($value, $type = 1){
if($type == 0){
if(empty($value)){
return true;
}
else{
return false;
}
}
else{
if(!empty($value) || $value == "0"){
return true;
}
else{
return false;
}
}
}

function get_max($value_arr){
$max = $value_arr$0];
$i = 0;
$arr_index = $i;
foreach($value_arr as $val){
if($val > $max){
$max = $val;
$arr_index = $i;
}
$i++;
}
$return$"arr_index"] = $arr_index;
$return$"max_val"] = $max;
return $return;
}

function get_min($value_arr){
$min = $value_arr$0];
$i = 0;
$arr_index = $i;
foreach($value_arr as $val){
if($val < $min){
$min = $val;
$arr_index = $i;
}
$i++;
}
$return$"arr_index"] = $arr_index;
$return$"min_val"] = $min;
return $return;
}

function max($value, $max){
if($value > $max){
return false;
}
else{
return true;
}
}

function min($value, $min){
if($value < $min){
return false;
}
else{
return true;
}
}

function max_strlen($string, $max){
if(strlen($string) > $max){
return false;
}
else{
return true;
}
}

function min_strlen($string, $min){
if(strlen($string) < $min){
return false;
}
else{
return true;
}
}

function check_email($value){
$reg_exp="^($-!#\$%&'*+./0-9=?A-Z^_`a-z{|}~])+@($-!#\$%&'*+/0-9=?A-Z^_`a-z{|}~]+\\.)+$a-zA-Z]{2,6}\$";
$is_valid = eregi($reg_exp, $value);
if(!$is_valid){
return false;
}
else{
return true;
}
}

function check_plz($value, $check_strlen = 1){
$help = $value;
$first_letter = substr($value, 0, 1);
$is_null = false;
if(!strcmp($first_letter, "0")){
$is_null = true;
}
$plz= (int)$value;
if($is_null){
$plz = "0".$plz;
}
switch($check_strlen){
case 1:
if(strcmp($plz, $help) || strlen($plz) <5){
return false;
}
else{
return true;
}
break;
case 0:
if(strcmp($plz, $help)){
return false;
}
else{
return true;
}
break;
default:
echo "False type for check_strlen";
}
}

function sum($val_array = array(), $sum_val){
$sum = 0;
foreach($val_array as $val){
$sum += $val;
}
if($sum == $sum_val){
return true;
}
else{
return false;
}
}

function check_date($date){
$d = explode(".", $date);
if(strlen(@$d$2]) > 2){
@$d$2] = substr($d$2], strlen($d$2]) - 2 , 2);
}
if(checkdate(@$d$1], @$d$0], @$d$2])){
return true;
}
else{
return false;
}
}

function german_chars($string){
$string = str_replace("Ä", "Ä", $string);
$string = str_replace("Ö", "Ö", $string);
$string = str_replace("Ü", "Ü", $string);
$string = str_replace("ä", "ä", $string);
$string = str_replace("ö", "ö", $string);
$string = str_replace("ü", "ü", $string);
$string = str_replace("ß", "ß", $string);
$string = str_replace("é", "é", $string);
return $string;
}

function is_hostname($url){
// (type of stream )(domain ).(tld )
$reg_exp = "/^(http:\/\/|https:\/\/|ftp:\/\/|ftps:\/\/)*($a-z]{1,}$\w-.]{0,}).($a-z]{2,6})$/i";
if(!preg_match($reg_exp, $url, $result)){
return false;
}
return true;
}

function is_url($url){
// (type of stream )(domain ).(tld )(scriptname or dirs )
$reg_exp = "/^(http:\/\/|https:\/\/|ftp:\/\/|ftps:\/\/)($a-z]{1,}$\w-.]{0,}).($a-z]{2,6})(\/{1}$\w_]{1}$\/\w-&?=_%]{0,}(.{1}$\/\w-&?=_%]{0,})*)*$/i";
if(!preg_match($reg_exp, $url, $result)){
return false;
}
return true;
}

function base_convert($num, $from){
$result$"binary"] = base_convert($num, $from, 2);
$result$"octal"] = base_convert($num, $from, 8);
$result$"decimal"] = base_convert($num, $from, 10);
$result$"hex"] = base_convert($num, $from, 16);
return $result;
}

function random_nr($min = 0, $max = 100000000000000){
return (mt_rand($min, $max));
}

function random_text($prefix = "generate_random_id"){
return md5(uniqid($prefix));
}

function microtime(){
$time = microtime();
$time = explode(" ", $time);
return $time$1] + $time$0];
}

function start_benchmark(){
$GLOBALS$"bench_start_time"] = check::microtime();
}

function stop_benchmark(){
$GLOBALS$"bench_end_time"] = check::microtime();
$time = $GLOBALS$"bench_end_time"] - $GLOBALS$"bench_start_time"];
$time = explode(".", $time);
$time$1] = substr($time$1], 0, 4);
$days = 0;
$hours = 0;
$mins = 0;
$seconds = $time$0];
while($seconds > 60){
$mins++;
$seconds -= 60;
}
while($mins > 60){
$hours++;
$mins -= 60;
}
while($hours > 24){
$days++;
$hours -= 24;
}
$durability = $days." Tage ".$hours." Stunden ".$mins." Minuten ".$seconds.".".$time$1]." Sekunden";
echo "
Skriptdauer: ".$durability."";
}

function debug($array, $blank=0, $echo_class=0){
$multi = false;
if(is_object($array) && !$echo_class){
echo "Debug des Objekts: ".get_class($array)."
";
$multi = true;
}
if(is_array($array) && !$echo_class){
echo "Debug eines Arrays
";
$multi = true;
}
if(!$multi && !$echo_class){
echo "Debug einer einzelnen Variable
";
echo $array;
}
else{
$blanks = "";
for($i=0; $i<$blank; $i++){
$blanks .= "      ";
}
while(list($key, $val) = each ($array)){
if(is_array($val) || is_object($val)){
if(is_object($val)){
echo $blanks.$key." => "."".$val." ".get_class($val)."
";
}
else{
echo $blanks.$key." => "."".$val."
";
}
debug($val, $blank+1, 1);
}
else{
echo $blanks.$key." => ".$val."
";
}
}
}
}

function object_info($object){
$methods = get_class_methods(get_class($object));
$vars = get_class_vars(get_class($object));
echo "Übersicht über das Objekt der Klasse: ".get_class($object)."
";
echo "Elternklasse :".get_parent_class($object)."
";
echo "Übersicht über die Methoden der Klasse:
";
foreach($methods as $method){
echo "    ".$method."
";
}
echo "Übersicht über die Variablen der Klasse: (Varname => Defaultwert)
";
foreach($vars as $var => $val){
echo "    ".$var." => ".$val."
";
}
}
}
?>


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    • 1 樓住戶：小乖
    發表時間：2007-02-11

    /**
    * Validation class for validation of misc strings
    *
    * @author Sven Wagener
    * @include Funktion:_include_
    */
    class validate{
    var $country_code;
    var $string;

    /**
    * Regular expressions for postcode of the following countries
    * at = austria
    * au = australia
    * ca = canada
    * de = german
    * ee = estonia
    * nl = netherlands
    * it = italy
    * pt = portugal
    * se = sweden
    * uk = united kingdom
    * us = united states
    **/
    var $pattern_postcode=array(
    'at'=>'^$0-9]{4,4}$',
    'au'=>'^$2-9]$0-9]{2,3}$',
    'ca'=>'^$a-zA-Z].$0-9].$a-zA-Z].\s$0-9].$a-zA-Z].$0-9].',
    'de'=>'^$0-9]{5,5}$',
    'ee'=>'^$0-9]{5,5}$',
    'nl'=>'^$0-9]{4,4}\s$a-zA-Z]{2,2}$',
    'it'=>'^$0-9]{5,5}$',
    'pt'=>'^$0-9]{4,4}-$0-9]{3,3}$',
    'se'=>'^$0-9]{3,3}\s$0-9]{2,2}$',
    'uk'=>'^($A-Z]{1,2}$0-9]{1}$0-9A-Z]{0,1}) ?($0-9]{1}$A-Z]{1,2})$',
    'us'=>'^$0-9]{5,5}$\-]{0,1}$0-9]{4,4}'

    );

    var $pattern_email='^($a-zA-Z0-9_\-\.]+)@((\$$0-9]{1,3}\.$0-9]{1,3}\.$0-9]{1,3}\.)|(($a-zA-Z0-9\-]+\.)+))($a-zA-Z]{2,4}|$0-9]{1,3})(\]?)$ ';
    var $pattern_ip='($0-9]{1,3}\.$0-9]{1,3}\.$0-9]{1,3}\.$0-9]{1,3})';
    var $pattern_url='^(http|ftp)://(www\.)?.+\.(com|net|org)$';

    /**
    * The constructor of the validation class
    * @param string $string the string which have to be validated
    * @desc The constructor of the validation class
    */
    function validate($string){
    $this->string=$string;
    }

    /**
    * Validates the string if it consists of alphabetical chars
    * @param int $num_chars the number of chars in the string
    * @param string $behave defines how to check the string: min, max or exactly number of chars
    * @desc Validates the string if it consists of alphabetical chars
    */
    function alpha($num_chars,$behave){
    if($behave=="min"){
    $pattern="^$a-zA-Z]{".$num_chars.",}$";
    }else if ($behave=="max"){
    $pattern="^$a-zA-Z]{0,".$num_chars."}$";
    }else if ($behave=="exactly"){
    $pattern="^$a-zA-Z]{".$num_chars.",".$num_chars."}$";
    }
    return ereg($pattern,$this->string);
    }

    /**
    * Validates the string if it consists of lowercase alphabetical chars
    * @param int $num_chars the number of chars in the string
    * @param string $behave defines how to check the string: min, max or exactly number of chars
    * @desc Validates the string if it consists of lowercase alphabetical chars
    */
    function alpha_lowercase($num_chars,$behave){
    if($behave=="min"){
    $pattern="^$a-z]{".$num_chars.",}$";
    }else if ($behave=="max"){
    $pattern="^$a-z]{0,".$num_chars."}$";
    }else if ($behave=="exactly"){
    $pattern="^$a-z]{".$num_chars.",".$num_chars."}$";
    }
    return ereg($pattern,$this->string);

    }

    /**
    * Validates the string if it consists of uppercase alphabetical chars
    * @param int $num_chars the number of chars in the string
    * @param string $behave defines how to check the string: min, max or exactly number of chars
    * @desc Validates the string if it consists of uppercalse alphabetical chars
    */
    function alpha_uppercase($num_chars,$behave){
    if($behave=="min"){
    $pattern="^$A-Z]{".$num_chars.",}$";
    }else if ($behave=="max"){
    $pattern="^$A-Z]{0,".$num_chars."}$";
    }else if ($behave=="exactly"){
    $pattern="^$A-Z]{".$num_chars.",".$num_chars."}$";
    }
    return ereg($pattern,$this->string);

    }

    /**
    * Validates the string if it consists of numeric chars
    * @param int $num_chars the number of chars in the string
    * @param string $behave defines how to check the string: min, max or exactly number of chars
    * @desc Validates the string if it consists of numeric chars
    */
    function numeric($num_chars,$behave){
    if($behave=="min"){
    $pattern="^$0-9]{".$num_chars.",}$";
    }else if ($behave=="max"){
    $pattern="^$0-9]{0,".$num_chars."}$";
    }else if ($behave=="exactly"){
    $pattern="^$0-9]{".$num_chars.",".$num_chars."}$";
    }
    return ereg($pattern,$this->string);
    }

    /**
    * Validates the string if it consists of alphanumerical chars
    * @param int $num_chars the number of chars in the string
    * @param string $behave defines how to check the string: min, max or exactly number of chars
    * @desc Validates the string if it consists of alphanumerical chars
    */
    function alpha_numeric($num_chars,$behave){
    if($behave=="min"){
    $pattern="^$0-9a-zA-Z]{".$num_chars.",}$";
    }else if ($behave=="max"){
    $pattern="^$0-9a-zA-Z]{0,".$num_chars."}$";
    }else if ($behave=="exactly"){
    $pattern="^$0-9a-zA-Z]{".$num_chars.",".$num_chars."}$";
    }
    return ereg($pattern,$this->string);
    }

    /**
    * Validates the string if its a valid postcode
    * @param string $country_code the country code for the country of the postcode (de,en)
    * @desc Validates the string if its a valid postcode
    */
    function postcode($country_code){
    if(array_key_exists($country_code,$this->pattern_postcode)){
    return ereg($this->pattern_postcode$$country_code],$this->string);
    }else{
    return false;
    }
    }

    /**
    * Validates the string if its a valid email address
    * @desc Validates the string if its a valid email adress
    */
    function email(){
    return ereg($this->pattern_email,$this->string);
    }

    /**
    * Validates the string if its a valid ip address
    * @desc Validates the string if its a valid ip address
    */
    function ip_address(){
    return ereg($this->pattern_ip,$ip);
    }

    /**
    * Validates the string if its a valid URL
    * @desc Validates the string if its a valid URL
    */
    function url(){
    return ereg($this->pattern_url,$ip);
    }
    }
    ?>


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