计算回头率方法，计算回头率_PHP教程
- WBOY原创
- 2016-07-13 09:52:551581浏览
计算回头率方法，计算回头率
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);
}
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