PHP處理大數據量老用戶頭像更新的操作
阿新 • • 發佈:2018-05-27
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/** * @title 老用戶頭像更新--每3秒調用一次接口,每次更新10條數據 * @example user/createHeadPicForOldUser? * @method GET * @author 鄒柯 */ public function createHeadPicForOldUserAction(){ $domain=$_SERVER[‘HTTP_HOST‘]; $ob = new UserModel(); $user=M(‘user‘); $u_where="head_pic is null or head_pic=‘‘"; $count=$user->where($u_where)->count(); $user_info=$user->field(‘user_id‘)->where($u_where)->page(1,10)->select(); if($count !=0){ for($i=0;$i<10;$i++){ //獲取一個默認頭像 $h_pic=$ob->getDefaultUserHeadPic(); $re=$user->data([‘head_pic‘=>$h_pic])->where([‘user_id‘=>$user_info[$i][‘user_id‘]])->save(); } echo "還剩".$count."條記錄沒更新"; exit("<script>setTimeout(function(){location.href=‘http://$domain/user/createHeadPicForOldUser‘;},3000);</script>"); }else{ exit("更新完畢"); } }
//註冊時給用戶分配一個隨機頭像(或老用戶登錄時給其分配一個隨機頭像) public function getDefaultUserHeadPic(){ $default_avatar=M(‘default_avatar a‘); $avatar_style=M(‘avatar_style s‘); $da_where[‘a.is_deleted‘]=0; $da_where[‘a.status‘]=1; $da_where[‘s.is_deleted‘]=0; $da_where[‘s.status‘]=1; $default_avatar_info=$default_avatar->field("a.id,img as head_pic") ->join(‘left join lc_avatar_style s on a.style_id=s.id‘) ->where($da_where) ->select(); $cn=count($default_avatar_info); $cs=rand(0,$cn-1); return $default_avatar_info[$cs][‘head_pic‘]; }
PHP處理大數據量老用戶頭像更新的操作