网址缩短与还原base62
function enbase62($number,$encode = ''){
$base62 = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
while($number > 0){
$mod = bcmod($number, 62);
$encode .= $base62[$mod];
$number = bcp(bcsub($number, $mod), 62);
}
return strrev($encode);
}
function debase62($encode, $number = 0){
$base62 = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
$length = strlen($encode);
$baselist = array_flip(str_split($base62));
for($i = 0; $i < $length; $i++){
$number = bcadd($number, bcmul($baselist[$encode[$i]], bcpow(62, $length - $i - 1)));
}
return $number;
}2. [SQL]代码
CREATE TABLE `waoo_shorturl` ( `short_id` int(12) NOT NULL AUTO_INCREMENT COMMENT '自增id', `short_name` varchar(50) DEFAULT NULL COMMENT '别名', `title` varchar(100) DEFAULT NULL COMMENT '标题', `link` varchar(800) DEFAULT NULL COMMENT '网址链接', `create_time` datetime DEFAULT NULL COMMENT '创建时间', `uid` int(10) DEFAULT NULL COMMENT '拥有者', `status` tinyint(1) DEFAULT '1' COMMENT '1有效, 0封禁 -1删除', `top_domain` varchar(100) DEFAULT NULL COMMENT '顶级域名', `all_domain` varchar(100) NOT NULL COMMENT '域名全文', `create_ip` varchar(15) NOT NULL COMMENT 'ip', PRIMARY KEY (`short_id`), UNIQUE KEY `short_name` (`short_name`) ) ENGINE=MyISAM AUTO_INCREMENT=12 DEFAULT CHARSET=utf8
3.[C/C++]代码
<IfModule mod_rewrite.c>
Options +FollowSymlinks
RewriteEngine On
RewriteRule /d/(?!index)(.*) /d/index/?short_id=$1 [L,NC]
RewriteRule /s/(?!index)(.*) /s/index/?short_name=$1 [L,NC]
RewriteCond %{REQUEST_FILENAME} !-d
RewriteCond %{REQUEST_FILENAME} !-f
RewriteRule ^(.*)$ index.php/$1 [QSA,PT,L]
</IfModule>
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