<?php

/**
 *      This is NOT a freeware, use is subject to license terms
 *      应用名称: 修改用户名 5.4.0
 *      下载地址: https://addon.dismall.com/plugins/k_gaiming.html
 *      应用开发者: Discuz!扩展中心
 *      开发者QQ: 1608304093
 *      更新日期: 202505311944
 *      授权域名: www.shitangsweet.com
 *      授权码: 2025053119aA5zhH76A0
 *      未经应用程序开发者/所有者的书面许可，不得进行反向工程、反向汇编、反向编译等，不得擅自复制、修改、链接、转载、汇编、发表、出版、发展与之有关的衍生产品、作品等
 */

if (!defined('IN_DISCUZ')) {
	exit('Access Denied');
}
if(!$_G['uid']){
	showmessage('to_login', '', array(), array('showmsg' => true,'login' => 1));
}

$kgaiming = $_G['cache']['plugin']['k_gaiming'];
$kgaiming['usergroups'] = unserialize($kgaiming['usergroups']);
$kgaiming['creditunit'] = $kgaiming['creditunit'] ? $kgaiming['creditunit'] : 2;
foreach ($kgaiming['usergroups'] as $k => $v){
	$grouptitle[] = $_G['cache']['usergroups'][$v]['grouptitle'];
}
$allowgroup['num'] = count($grouptitle);
$c = getuserprofile('extcredits'.$kgaiming['creditunit']);

$isAppbyme = stripos($_SERVER['HTTP_USER_AGENT'], 'Appbyme') !== false ? true : false;
$isMagapp = stripos($_SERVER['HTTP_USER_AGENT'], 'Magapp') !== false ? true : false;
$isQFapp = stripos($_SERVER['HTTP_USER_AGENT'], 'QianFan') !== false ? true : false;
$isWechat = stripos($_SERVER['HTTP_USER_AGENT'], 'MicroMessenger') !== false ? true : false;
$isQQapp = stripos($_SERVER['HTTP_USER_AGENT'], 'QQ') !== false ? true : false;
$isInapp = $isAppbyme || $isMagapp || $isQFapp || $isWechat || $isQQapp;

require_once libfile('function/core', 'plugin/k_gaiming');
require_once libfile('data/field', 'plugin/k_gaiming');

$re   = '';
$hash = formhash();

if(submitcheck('formhash')){
	if($extend['wsq'] && defined('IN_MOBILE')){
		require_once libfile('extend/mobile', 'plugin/k_gaiming');
	}else{
		if(!in_array($_G['member']['groupid'], $kgaiming['usergroups'])){
			showmessage(lang('plugin/k_gaiming', 'notp'));
		}
		$lastlog = DB::fetch_first("SELECT * FROM ".DB::table("plugin_k_gaiming_log")." WHERE uid='".$_G['uid']."' ORDER BY dateline DESC LIMIT 1");
		if($lastlog['dateline'] && ($_G['timestamp'] - $lastlog['dateline'] < 60*60*$kgaiming['jianxie']) ){
			showmessage(lang('plugin/k_gaiming', 'notp2').$kgaiming['jianxie'].lang('plugin/k_gaiming', 'notp2_unit'));
		}
		if($kgaiming['maxtimes']){
			$times = DB::result_first("SELECT count(*) FROM ".DB::table("plugin_k_gaiming_log")." WHERE uid='".$_G['uid']."'");
			if($times >= $kgaiming['maxtimes']){
				showmessage(lang('plugin/k_gaiming', 'overmaxtimes'));
			}
		}
		loaducenter();
		$oldusername = $_G['username'];
		$olduserid   = $_G['uid'];
		if($_G['charset'] == 'gbk'){
			$newusername = addslashes(dhtmlspecialchars($_GET['newname'],ENT_COMPAT,'GB2312'));
		}else{
			$newusername = addslashes(dhtmlspecialchars($_GET['newname'],ENT_COMPAT,'utf-8'));
		}
		if ($newusername == '') {
			$re = lang('plugin/k_gaiming', 'nonewusername');
		} else {
			$censorexp = '/^('.str_replace(array('\\*', "\r\n", ' '), array('.*', '|', ''), preg_quote(($_G['setting']['censoruser'] = trim($_G['setting']['censoruser'])), '/')).')$/i';
			if($_G['setting']['censoruser'] && @preg_match($censorexp, $newusername)) {
				showmessage('profile_username_protect');
			}
			$check = uc_user_checkname($newusername);
			$error_info = array(
				'-1' => lang('plugin/k_gaiming', 'error_1'),
				'-2' => lang('plugin/k_gaiming', 'error_2'),
				'-3' => lang('plugin/k_gaiming', 'error_3')
			);
			if ($check != 1) {
				$re = $error_info[$check];
			}else{
				if($kgaiming['creditunit'] && $kgaiming['creditnum']){
					if($kgaiming['creditnum'] && $c < $kgaiming['creditnum']){
						showmessage(lang('plugin/k_gaiming', 'nocredit'));
					}
				}
				if($kgaiming['unsettables']){
					$tables = explode("\n", $kgaiming['unsettables']);
					foreach($tables as $table){
						unset($dz_update_field[$table]);
					}
				}
				changename($olduserid, $newusername, $dz_update_field);
				changename_for_uc($olduserid, $newusername, $uc_update_field);
				
				if($kgaiming['tables']){
					$tables = explode("\n", $kgaiming['tables']);
					foreach($tables as $value){
						$table = explode(",", $value);
						if($table[0]){
							$tablelist[$table[0]] = array('uid' => $table[1], 'username' => $table[2]);
						}
					}
				}
				
				foreach($tablelist as $table => $v) {
					DB::query('UPDATE %t SET '.$v['username'].'=%s WHERE '.$v['uid'].'=%d', array($table, $newusername, $olduserid), 'SILENT');
				}
				
				if($kgaiming['creditunit'] && $kgaiming['creditnum']){
					updatemembercount($_G['uid'], array('extcredits'.$kgaiming['creditunit'] => '-'.$kgaiming['creditnum']), true, 'KGM', $_G['uid'], '', lang('plugin/k_gaiming', 'title'));
				}
				$logdata = array(
					'uid' => $_G['uid'],
					'creditunit' => $kgaiming['creditunit'],
					'creditnum' => $kgaiming['creditnum'],
					'oldname' => addslashes($oldusername),
					'newname' => addslashes($newusername),
					'dateline' => $_G['timestamp'],
				);
				DB::insert('plugin_k_gaiming_log', $logdata);
				C::memory()->clear();
				$re = '<font color="green">'.lang('plugin/k_gaiming', 'success').'</font>';
			}
		}
	}
}else{
	@include_once DISCUZ_ROOT.'./source/discuz_version.php';
	if($kgaiming['mobile_header'] && defined('IN_MOBILE')){
		include template('k_gaiming:k_gaiming');
	}
}

function changename($olduid = 0, $newname = '', $dz_update_field){
	foreach ($dz_update_field as $table => $conf) {
		DB::query("UPDATE ".DB::table($table)." SET `".$conf['name']."`=%s WHERE `".$conf['id']."`=%d", array($newname, $olduid));
	}
	return true;
}

function changename_for_uc($olduid = 0, $newname = '', $uc_update_field){
	foreach ($uc_update_field as $table => $conf) {
		DB::query("UPDATE ".UC_DBTABLEPRE.$table." SET `".$conf['name']."`=%s WHERE `".$conf['id']."`=%d", array($newname, $olduid));
	}
	return true;
}