PHP認証身分証明書
3290 ワード
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<title> </title>
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<?php
/*/
# CopyRight: zxing
# Document: GB11643-1999
# File:gb11643_1999.func.php Fri Mar 28 09:42:41 CST 2008 zxing
# Updated:Fri Mar 28 09:42:41 CST 2008
# Note: check_id();
#/*///
$id =array();
$id[] = '370882198601064774';
$id[] = '420502198611281126';
$id[] = '370882198601064770';
$id[] = '370882860106477';
$id[] = '63212519850703214x';
$id[] = '429021198203221006';
$id[] = '429036198203211023';
foreach ($id as $key => $value){
echo check_id($value)?$value.' !<br/>': $value.' !<br/>';
}
#/*/
/*/
# ：
# ：idcard_verify_number
# ：string $idcard_base
# ：string
# ：Fri Mar 28 09:50:19 CST 2008
/*/
function idcard_verify_number($idcard_base){
if (strlen($idcard_base) != 17){
return false;
}
$factor = array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2); //debug
$verify_number_list = array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2'); //debug
$checksum = 0;
for ($i = 0; $i < strlen($idcard_base); $i++){
$checksum += substr($idcard_base, $i, 1) * $factor[$i];
}
$mod = $checksum % 11;
$verify_number = $verify_number_list[$mod];
return $verify_number;
}
/*/
# ： 15 18
# ：idcard_15to18
# ：string $idcard
# ：string
# ：Fri Mar 28 09:49:13 CST 2008
/*/
function idcard_15to18($idcard){
if (strlen($idcard) != 15){
return false;
}else{// 996 997 998 999，
if (array_search(substr($idcard, 12, 3), array('996', '997', '998', '999')) !== false){
$idcard = substr($idcard, 0, 6) . '18'. substr($idcard, 6, 9);
}else{
$idcard = substr($idcard, 0, 6) . '19'. substr($idcard, 6, 9);
}
}
$idcard = $idcard . idcard_verify_number($idcard);
return $idcard;
}
/*/
# ：18
# ：idcard_checksum18
# ：string $idcard
# ：bool
# ：Fri Mar 28 09:48:36 CST 2008
/*/
function idcard_checksum18($idcard){
if (strlen($idcard) != 18){ return false; }
$idcard_base = substr($idcard, 0, 17);
if (idcard_verify_number($idcard_base) != strtoupper(substr($idcard, 17, 1))){
return false;
}else{
return true;
}
}
/*/
# ：
# ：check_id
# ：string $idcard
# ：bool
# ：Fri Mar 28 09:47:43 CST 2008
/*/
function check_id($idcard) {
if(strlen($idcard) == 15 || strlen($idcard) == 18){
if(strlen($idcard) == 15){
$idcard = idcard_15to18($idcard);
}
if(idcard_checksum18($idcard)){
return true;
}else{
return false;
}
}else{
return false;
}
}
?>
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