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在 codeigniter 中通过 ucenter 与其他系统双向登录退出

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發布: 2016-05-26 08:20:06
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    codeigniter 中无用户系统

uc_client.config.php

<?php
define(&#39;UC_CONNECT&#39;, &#39;mysql&#39;);
define(&#39;UC_DBHOST&#39;, &#39;localhost&#39;);
define(&#39;UC_DBUSER&#39;, &#39;root&#39;);
define(&#39;UC_DBPW&#39;, &#39;root&#39;);
define(&#39;UC_DBNAME&#39;, &#39;ucenter&#39;);
define(&#39;UC_DBCHARSET&#39;, &#39;utf8&#39;);
define(&#39;UC_DBTABLEPRE&#39;, &#39;`ucenter`.uc_&#39;);
define(&#39;UC_DBCONNECT&#39;, &#39;0&#39;);
define(&#39;UC_KEY&#39;, &#39;aaaaaaa&#39;);
define(&#39;UC_API&#39;, &#39;http://localhost/project/ucenter&#39;);
define(&#39;UC_CHARSET&#39;, &#39;utf-8&#39;);
define(&#39;UC_IP&#39;, &#39;&#39;);
define(&#39;UC_APPID&#39;, &#39;2&#39;);
define(&#39;UC_PPP&#39;, &#39;20&#39;);
?>
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uc.php

<?php
 
define(&#39;API_SYNLOGIN&#39;, 1);
define(&#39;API_SYNLOGOUT&#39;, 1);
define(&#39;API_RETURN_FAILED&#39;, &#39;-1&#39;);
define(&#39;API_RETURN_FORBIDDEN&#39;, &#39;-2&#39;);
 
define(&#39;APIROOT&#39;, dirname(__FILE__));
define(&#39;BASEROOT&#39;, dirname(APIROOT));
define(&#39;S_ROOT&#39;, BASEROOT.&#39;/application/libraries/lib/class/&#39;);
define("DS", DIRECTORY_SEPARATOR);
define(&#39;BASEPATH&#39;, 1);
 
function import($filepath, $base = null, $key = null)
{
    static $paths;
    $keypath = $key ? $key.$filepath : $filepath;
 
    if(!isset($paths[$keypath])) {
        if(is_null($base)) {
            $base = BASEROOT.&#39;/application/libraries/lib/&#39;;
        }
        $parts = explode(&#39;.&#39;, $filepath);
        array_pop($parts);
        $path = str_replace(&#39;.&#39;, DS, $filepath);
        $paths[$keypath] = include $base.$path.&#39;.php&#39;;
    }
     
    return $paths[$keypath];
}
 
import(&#39;func.common&#39;);
 
error_reporting(0);
set_magic_quotes_runtime(0);
 
defined(&#39;MAGIC_QUOTES_GPC&#39;) || define(&#39;MAGIC_QUOTES_GPC&#39;, get_magic_quotes_gpc());
 
load_ucenter();
 
$get = $post = array();
 
$code = @$_GET[&#39;code&#39;];
 
parse_str(uc_authcode($code, &#39;DECODE&#39;, UC_KEY), $get);
 
if(MAGIC_QUOTES_GPC) {
    $get = uc_stripslashes($get);
}
 
$timestamp = time();
if($timestamp - $get[&#39;time&#39;] > 3600) {
    exit(&#39;Authracation has expiried&#39;);
}
if(empty($get)) {
    exit(&#39;Invalid Request&#39;);
}
 
include_once S_ROOT.&#39;./uc_client/lib/xml.class.php&#39;;
$post = xml_unserialize(file_get_contents(&#39;php://input&#39;));
if(in_array($get[&#39;action&#39;], array(&#39;synlogin&#39;, &#39;synlogout&#39;))) {
    $uc_note = new uc_note();
    echo $uc_note->$get[&#39;action&#39;]($get, $post);
    exit();
} else {
    exit(API_RETURN_FAILED);
}
 
 
function ssetcookie($var, $value, $life = 0, $prefix = 0)
{
    global $cookiepre, $cookiedomain, $cookiepath, $timestamp, $_SERVER;
    setcookie(($prefix ? $cookiepre : &#39;&#39;).$var, $value, $life ? $timestamp + $life : 0, &#39;/&#39;, "", $_SERVER[&#39;SERVER_PORT&#39;] == 443 ? 1 : 0);
}
 
class uc_note
{
 
    function synlogin($get, $post)
    {
 
        if(!API_SYNLOGIN) {
            return API_RETURN_FORBIDDEN;
        }
     
        header(&#39;P3P: CP="CURa ADMa DEVa PSAo PSDo OUR BUS UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"&#39;);
 
        $cookietime = 31536000;
        $uid = intval($get[&#39;uid&#39;]);
        $username = $get[&#39;username&#39;];
        ssetcookie(&#39;ruishang_auth&#39;, uc_authcode("$uid\t$username", &#39;ENCODE&#39;), $cookietime);
        ssetcookie(&#39;ruishang_loginuser&#39;, $username, $cookietime);
    }
     
    function synlogout($get, $post)
    {
         
        if(!API_SYNLOGOUT) {
            return API_RETURN_FORBIDDEN;
        }
 
        header(&#39;P3P: CP="CURa ADMa DEVa PSAo PSDo OUR BUS UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"&#39;);
        ssetcookie(&#39;ruishang_auth&#39;, &#39;&#39;, -86400 * 365);
        ssetcookie(&#39;ruishang_loginuser&#39;, &#39;&#39;, -86400 * 365);
    }
     
}
?>
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user.php

<?php if ( ! defined(&#39;BASEPATH&#39;)) exit(&#39;No direct script access allowed&#39;);
 
define("DS", DIRECTORY_SEPARATOR);
 
function import($filepath, $base = null, $key = null)
{
    static $paths;
    $keypath = $key ? $key.$filepath : $filepath;
 
    if(!isset($paths[$keypath])) {
        if(is_null($base)) {
            $base = APPPATH.&#39;libraries/lib/&#39;;
        }
        $parts = explode(&#39;.&#39;, $filepath);
        array_pop($parts);
        $path = str_replace(&#39;.&#39;, DS, $filepath);
        $paths[$keypath] = include $base.$path.&#39;.php&#39;;
    }
     
    return $paths[$keypath];
}
 
function load_ucenter()
{
    import(&#39;class.uc_client.config&#39;);
    import(&#39;class.uc_client.client&#39;);
}
 
class User extends MY_Controller
{
 
    public function __construct()
    {
        parent::__construct();
    }
 
    public function login()
    {
        load_ucenter();
        $this->load->helper(&#39;cookie&#39;);
 
        $_POST[&#39;username&#39;] = &#39;admin&#39;;
        $_POST[&#39;password&#39;] = &#39;admin&#39;;
        $username = $this->input->post(&#39;username&#39;);
        $password = $this->input->post(&#39;password&#39;);
 
        // 登录并获取信息
        list($uid, $username, $password, $email) = uc_user_login($username, $password);
   
        if($uid > 0) {
            $cookie = array(
                &#39;name&#39;   => &#39;ruishang_auth&#39;,
                &#39;value&#39;  => uc_authcode($uid."\t".$username, &#39;ENCODE&#39;, UC_KEY),
                &#39;expire&#39; => &#39;86500&#39;,
            );
 
            // 生成站点的cookies,名称应当是主站的cookies名称,加密时的格式请注意
            set_cookie($cookie);
 
            // 这是同步登录其它应用的代码,输出为js代码,一定要输出到屏幕中一次
            $ret = uc_user_synlogin($uid);
        } elseif($uid == -1) {
            echo &#39;用户不存在,或者被删除&#39;;
        } elseif($uid == -2) {
            echo &#39;密码错误&#39;;
        } else {
            echo &#39;未定义的错误&#39;;
        }
 
        echo($ret);
    }
}
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來源:php.cn
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