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計算回頭率方法

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發布: 2016-08-08 09:23:47
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public function probability() {

        global $_INPUT;

        $ret        = array();

        $time       = $_INPUT['date'] && preg_match('/^\d{4}-\d{2}\-\d{2}$/', $_INPUT['date']) ? strtotime($_INPUT['date']) : strtotime('today');

        $today      = $time;          //该天时间头

        $tomorrow   = $time + 86400;  //该天时间尾

        $flag       = 1;              //是否进入比赛

        $model      = Model::getInstance('logs.fixedlog');

        $paymodel   = Model::getInstance('main.payment');

        $stats      = array();

        $num        = 0;              //连续一周回头人数

        $option     = isset($_INPUT['app']) ? intval($_INPUT['app']) : 1;

        $interval   = isset($_INPUT['period']) ? intval($_INPUT['period']) : 1; //时间区间一周

        if($option == 1) {

            for($i = 0;$i <= $interval;$i++) {

                $res  = $model->turnround($today,$tomorrow,$flag);  //获取该天参加比赛的会员

                $temp = array();

                foreach($res as $value){

                    $inmatch = isset($value['inmatch']) ? json_decode($value['inmatch']) : array();

                    foreach($inmatch as $val) {

                        if(!in_array($val, $temp)) {

                            array_unshift($temp,$val);  //去掉该天重复参加比赛会员

                        }

                    }

                }

                $i==0 ? $total = count($temp) : "";    

                $temp = array_fill_keys($temp, $i);  //把会员记录导入stats数组

                foreach($temp as $k=>$v) {

                    if(array_key_exists($k,$stats)) {   //如果stats数组里面存着该会员ID,则尾部追加该登陆的每日号

                        $stats[$k] = $stats[$k].",".$v;

                    } else {

                        $stats[$k] = $v;

                    }

                }

                $today    = $today - 86400;   //逐次改变每日号起止时间

                $tomorrow = $tomorrow - 86400;       

            }

            $strlen = ($interval+1)*2-1;

            foreach($stats as $v) {

                if(isset($v)) {

                    strlen(trim($v)) == $strlen ? $num++ : $num;

                }      

            }

            $ret['turnround']['all']   = $stats;

            $ret['turnround']['total'] = $total;

            $ret['turnround']['stats'] = count($stats);

            $ret['turnround']['num']   = $num;

        } else {

            $res  = $model->turnround($today,$tomorrow,$flag);  //获取该天参加比赛的会员

            $temp = array();

            foreach($res as $value){

                $inmatch = isset($value['inmatch']) ? json_decode($value['inmatch']) : array();

                foreach($inmatch as $val) {

                    if(!in_array($val, $temp)) {

                        array_unshift($temp,$val);  //去掉该天重复参加比赛会员

                    }

                }

            

            foreach($temp as $k=>$v) {

                $paystatus = $paymodel->hasCharge($v,$tomorrow,$today-1);

                isset($paystatus) && $paystatus['num']<>0 ? $num++ : "";

 

            }

            $ret['payrate']['all']   = $temp;

            $ret['payrate']['total'] = count($temp);

            $ret['payrate']['num']   = $num;

        }

        return $this->ret($ret);

    }

登入後複製

以上就介紹了計算回頭率方法,包括了方面的內容,希望對PHP教程有興趣的朋友有所幫助。

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