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<?php
namespace lib;
class Channel {
static public function get($id, $channelinfo=null){
global $DB;
$value=$DB->getRow("SELECT * FROM pre_channel WHERE id='$id' LIMIT 1");
if(!empty($channelinfo)){
$arr = json_decode($channelinfo, true);
if($value['appid'] && substr($value['appid'],0,1)=='['){
$key = substr($value['appid'],1,-1);
$value['appid'] = $arr[$key];
}
if($value['appkey'] && substr($value['appkey'],0,1)=='['){
$key = substr($value['appkey'],1,-1);
$value['appkey'] = $arr[$key];
}
if($value['appsecret'] && substr($value['appsecret'],0,1)=='['){
$key = substr($value['appsecret'],1,-1);
$value['appsecret'] = $arr[$key];
}
if($value['appurl'] && substr($value['appurl'],0,1)=='['){
$key = substr($value['appurl'],1,-1);
$value['appurl'] = $arr[$key];
}
if($value['appmchid'] && substr($value['appmchid'],0,1)=='['){
$key = substr($value['appmchid'],1,-1);
$value['appmchid'] = $arr[$key];
}
}
return $value;
}
static public function getSub($id){
global $DB;
$value=$DB->getRow("SELECT A.*,B.info FROM pre_subchannel B INNER JOIN pre_channel A ON B.channel=A.id WHERE B.id='$id'");
if(!$value) return null;
if(!empty($value['info'])){
$arr = json_decode($value['info'], true);
if($value['appid'] && substr($value['appid'],0,1)=='['){
$key = substr($value['appid'],1,-1);
$value['appid'] = $arr[$key];
}
if($value['appkey'] && substr($value['appkey'],0,1)=='['){
$key = substr($value['appkey'],1,-1);
$value['appkey'] = $arr[$key];
}
if($value['appsecret'] && substr($value['appsecret'],0,1)=='['){
$key = substr($value['appsecret'],1,-1);
$value['appsecret'] = $arr[$key];
}
if($value['appurl'] && substr($value['appurl'],0,1)=='['){
$key = substr($value['appurl'],1,-1);
$value['appurl'] = $arr[$key];
}
if($value['appmchid'] && substr($value['appmchid'],0,1)=='['){
$key = substr($value['appmchid'],1,-1);
$value['appmchid'] = $arr[$key];
}
}
return $value;
}
static public function getGroup($gid){
global $DB;
$group=$DB->getRow("SELECT * FROM pre_group WHERE gid='{$gid}' LIMIT 1");
if(!$group)$group=$DB->getRow("SELECT * FROM pre_group WHERE gid=0 LIMIT 1");
$info = json_decode($group['info'],true);
$rows = $DB->getAll("SELECT * FROM pre_type WHERE status=1 ORDER BY id ASC");
$paytype = [];
foreach($rows as $row){
$paytype[$row['id']] = $row['name'];
}
$subchannel_type = [];
foreach($info as $id=>$row){
if(!isset($paytype[$id]))continue;
if($row['channel'] == -2){
$subchannel_type[] = $paytype[$id];
}
}
$group['subchannel_type'] = $subchannel_type;
return $group;
}
static public function info($id, $gid = 0){
global $DB;
$value=$DB->getRow("SELECT id,plugin,type,rate,apptype,mode,paymin,paymax FROM pre_channel WHERE id='$id' LIMIT 1");
$money_rate = $value['rate'];
if($gid>0)$groupinfo=$DB->getColumn("SELECT info FROM pre_group WHERE gid='$gid' LIMIT 1");
if(!$groupinfo)$groupinfo=$DB->getColumn("SELECT info FROM pre_group WHERE gid=0 LIMIT 1");
if($groupinfo){
$info = json_decode($groupinfo,true);
$groupinfo = $info[$value['type']];
if(is_array($groupinfo) && !empty($groupinfo['rate'])){
$money_rate = $groupinfo['rate'];
}
}
return ['typeid'=>$value['type'], 'plugin'=>$value['plugin'], 'channel'=>$value['id'], 'rate'=>$money_rate, 'apptype'=>$value['apptype'], 'mode'=>$value['mode'], 'paymin'=>$value['paymin'], 'paymax'=>$value['paymax']];
}
static public function getWeixin($id){
global $DB;
$value=$DB->getRow("SELECT * FROM pre_weixin WHERE id='$id' LIMIT 1");
return $value;
}
// 支付提交处理（输入支付方式名称）
static public function submit($type, $gid=0, $money=0, $device=null){
global $DB;
if($device == 'mobile' || $device == 'qq' || $device == 'wechat' || $device == 'alipay' || checkmobile()==true){
$sqls = " AND (device=0 OR device=2)";
}else{
$sqls = " AND (device=0 OR device=1)";
}
$paytype=$DB->getRow("SELECT id,name,status FROM pre_type WHERE name='$type'{$sqls} LIMIT 1");
if(!$paytype || $paytype['status']==0)sysmsg('支付方式(type)不存在');
$typeid = $paytype['id'];
$typename = $paytype['name'];
return self::getSubmitInfo($typeid, $typename, $gid, $money);
}
// 支付提交处理2（输入支付方式ID）
static public function submit2($typeid, $gid=0, $money=0){
global $DB;
$paytype=$DB->getRow("SELECT id,name,status FROM pre_type WHERE id='$typeid' LIMIT 1");
if(!$paytype || $paytype['status']==0)sysmsg('支付方式(type)不存在');
$typename = $paytype['name'];
return self::getSubmitInfo($typeid, $typename, $gid, $money);
}
//获取通道、插件、费率信息
static public function getSubmitInfo($typeid, $typename, $gid, $money){
global $DB;
if($gid>0)$groupinfo=$DB->getColumn("SELECT info FROM pre_group WHERE gid='$gid' LIMIT 1");
if(!$groupinfo)$groupinfo=$DB->getColumn("SELECT info FROM pre_group WHERE gid=0 LIMIT 1");
if($groupinfo){
$info = json_decode($groupinfo,true);
$groupinfo = $info[$typeid];
if(is_array($groupinfo)){
$channel = $groupinfo['channel'];
$money_rate = $groupinfo['rate'];
}
else{
$channel = -1;
$money_rate = null;
}
if($channel==0){ //当前商户关闭该通道
return false;
}
elseif($channel==-1){ //随机可用通道
$rows=$DB->getAll("SELECT id,plugin,status,rate,apptype,mode,paymin,paymax FROM pre_channel WHERE type='$typeid' AND status=1 AND daystatus=0");
if(count($rows)>0){
$newrows = [];
foreach($rows as $row){
if($money>0 && !empty($row['paymin']) && $row['paymin']>0 && $money<$row['paymin'])continue;
if($money>0 && !empty($row['paymax']) && $row['paymax']>0 && $money>$row['paymax'])continue;
$newrows[] = $row;
}
if(count($newrows)>0){
$row = $newrows[array_rand($newrows)];
}else{
$row = $rows[array_rand($rows)];
}
if(empty($money_rate))$money_rate = $row['rate'];
return ['typeid'=>$typeid, 'typename'=>$typename, 'plugin'=>$row['plugin'], 'channel'=>$row['id'], 'subchannel'=>0, 'rate'=>$money_rate, 'apptype'=>$row['apptype'], 'mode'=>$row['mode'], 'paymin'=>$row['paymin'], 'paymax'=>$row['paymax']];
}
}
elseif($channel==-2){ //用户自定义子通道
$rows=$DB->getAll("SELECT A.id,plugin,A.status,rate,apptype,mode,paymin,paymax,B.id subid FROM pre_subchannel B INNER JOIN pre_channel A ON B.channel=A.id WHERE A.type='$typeid' AND A.status=1 AND B.status=1 AND daystatus=0 ORDER BY B.usetime ASC");
if(count($rows)>0){
$newrows = [];
foreach($rows as $row){
if($money>0 && !empty($row['paymin']) && $row['paymin']>0 && $money<$row['paymin'])continue;
if($money>0 && !empty($row['paymax']) && $row['paymax']>0 && $money>$row['paymax'])continue;
$newrows[] = $row;
}
if(count($newrows)>0){
$row = $newrows[0];
}else{
$row = $rows[0];
}
if(empty($money_rate))$money_rate = $row['rate'];
$DB->exec("UPDATE pre_subchannel SET usetime=NOW() WHERE id='{$row['subid']}'");
return ['typeid'=>$typeid, 'typename'=>$typename, 'plugin'=>$row['plugin'], 'channel'=>$row['id'], 'subchannel'=>$row['subid'], 'rate'=>$money_rate, 'apptype'=>$row['apptype'], 'mode'=>$row['mode'], 'paymin'=>$row['paymin'], 'paymax'=>$row['paymax']];
}
}
else{
if($groupinfo['type']=='roll'){ //解析轮询组
$channel = self::getChannelFromRoll($channel, $money);
if(!$channel || $channel==0){ //当前轮询组未开启
return false;
}
}
//获取轮询组对应通道
$row=$DB->getRow("SELECT plugin,status,rate,apptype,mode,paymin,paymax FROM pre_channel WHERE id='$channel' LIMIT 1");
if($row['status']==1){
if(empty($money_rate))$money_rate = $row['rate'];
return ['typeid'=>$typeid, 'typename'=>$typename, 'plugin'=>$row['plugin'], 'channel'=>$channel, 'subchannel'=>0, 'rate'=>$money_rate, 'apptype'=>$row['apptype'], 'mode'=>$row['mode'], 'paymin'=>$row['paymin'], 'paymax'=>$row['paymax']];
}
}
}else{
//未设置用户组
$row=$DB->getRow("SELECT id,plugin,status,rate,apptype,mode,paymin,paymax FROM pre_channel WHERE type='$typeid' AND status=1 AND daystatus=0 ORDER BY rand() LIMIT 1");
if($row){
return ['typeid'=>$typeid, 'typename'=>$typename, 'plugin'=>$row['plugin'], 'channel'=>$row['id'], 'subchannel'=>0, 'rate'=>$row['rate'], 'apptype'=>$row['apptype'], 'mode'=>$row['mode'], 'paymin'=>$row['paymin'], 'paymax'=>$row['paymax']];
}
}
return false;
}
// 获取当前商户可用支付方式
static public function getTypes($gid=0){
global $DB;
if(checkmobile()==true){
$sqls = " AND (device=0 OR device=2)";
}else{
$sqls = " AND (device=0 OR device=1)";
}
$rows = $DB->getAll("SELECT * FROM pre_type WHERE status=1{$sqls} ORDER BY id ASC");
$paytype = [];
foreach($rows as $row){
$paytype[$row['id']] = $row;
}
if($gid>0)$groupinfo=$DB->getColumn("SELECT info FROM pre_group WHERE gid='$gid' LIMIT 1");
if(!$groupinfo)$groupinfo=$DB->getColumn("SELECT info FROM pre_group WHERE gid=0 LIMIT 1");
if($groupinfo){
$info = json_decode($groupinfo,true);
foreach($info as $id=>$row){
if(!isset($paytype[$id]))continue;
if($row['channel']==0){
unset($paytype[$id]);
}elseif($row['channel']==-1){
$channel=$DB->getRow("SELECT rate,status FROM pre_channel WHERE type='$id' AND status=1 LIMIT 1");
if(!$channel){
unset($paytype[$id]);
}elseif(empty($row['rate'])){
$paytype[$id]['rate']=$channel['rate'];
}else{
$paytype[$id]['rate']=$row['rate'];
}
}elseif($row['channel']==-2){
$channel=$DB->getRow("SELECT A.id,A.status,rate FROM pre_subchannel B INNER JOIN pre_channel A ON B.channel=A.id WHERE A.type='$id' AND A.status=1 AND B.status=1 LIMIT 1");
if(!$channel){
unset($paytype[$id]);
}elseif(empty($row['rate'])){
$paytype[$id]['rate']=$channel['rate'];
}else{
$paytype[$id]['rate']=$row['rate'];
}
}else{
if($row['type']=='roll'){
$status=$DB->getColumn("SELECT status FROM pre_roll WHERE id='{$row['channel']}' LIMIT 1");
}else{
$status=$DB->getColumn("SELECT status FROM pre_channel WHERE id='{$row['channel']}' LIMIT 1");
}
if(!$status || $status==0)unset($paytype[$id]);
else $paytype[$id]['rate']=$row['rate'];
}
}
}else{
foreach($paytype as $id=>$row){
$status=$DB->getColumn("SELECT status FROM pre_channel WHERE type='$id' AND status=1 limit 1");
if(!$status || $status==0)unset($paytype[$id]);
else{
$paytype[$id]['rate']=$DB->getColumn("SELECT rate FROM pre_channel WHERE type='$id' AND status=1 limit 1");
}
}
}
return $paytype;
}
//根据轮询组ID获取支付通道ID
static private function getChannelFromRoll($channel, $money){
global $DB;
$row=$DB->getRow("SELECT * FROM pre_roll WHERE id='$channel' LIMIT 1");
if($row['status']==1){
$info = self::rollinfo_decode($row['info'],true);
//先根据支付金额与限额过滤可用支付通道
$channelids = [];
foreach($info as $inforow){
$channelids[] = $inforow['name'];
}
$channelids = implode(',',$channelids);
$rows=$DB->getAll("SELECT id,paymin,paymax FROM pre_channel WHERE id IN ($channelids) AND status=1 AND daystatus=0");
$newids = [];
foreach($rows as $channelrow){
if($money>0 && !empty($channelrow['paymin']) && $channelrow['paymin']>0 && $money<$channelrow['paymin'])continue;
if($money>0 && !empty($channelrow['paymax']) && $channelrow['paymax']>0 && $money>$channelrow['paymax'])continue;
$newids[] = $channelrow['id'];
}
if(count($newids)==0)return false;
$newinfo = [];
foreach($info as $inforow){
if(in_array($inforow['name'], $newids))$newinfo[]=$inforow;
}
if($row['kind']==1){
$channel = self::random_weight($newinfo);
}else{
$channel = $newinfo[$row['index']]['name'];
$index = ($row['index'] + 1) % count($newinfo);
$DB->exec("UPDATE pre_roll SET `index`='$index' WHERE id='{$row['id']}'");
}
return $channel;
}
return false;
}
//解析轮询组info
static private function rollinfo_decode($content){
$result = [];
$arr = explode(',',$content);
foreach($arr as $row){
$a = explode(':',$row);
$result[] = ['name'=>$a[0], 'weight'=>$a[1]];
}
return $result;
}
//加权随机
static private function random_weight($arr){
$weightSum = 0;
foreach ($arr as $value) {
$weightSum += intval($value['weight']);
}
if($weightSum<=0)return false;
$randNum = rand(1, $weightSum);
foreach ($arr as $k => $v) {
if ($randNum <= $v['weight']) {
return $v['name'];
}
$randNum -=$v['weight'];
}
}
}
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