162 lines
3.5 KiB
PHP
162 lines
3.5 KiB
PHP
<?php
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/**
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* Created by PhpStorm.
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* User: zn
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* Date: 2017/5/16
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* Time: 19:04
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*/
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namespace common\utils;
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use DateTime;
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class CommUtil
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{
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/**
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* 通过路径方式读取数组参数
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* @param $dataList array源数据
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* @param $keyPath 参数取值路径，使用点号分割 "init.gold"
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* @param null $defaultValue
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* @return null
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*/
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public static function getArrayParamByPath($dataList, $keyPath, $defaultValue = null)
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{
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if (!isset($keyPath)) return $defaultValue;
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$keyPathList = explode(".", $keyPath);
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$lastData = $dataList;
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foreach ($keyPathList as $key) {
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if (!isset($lastData[$key])) return $defaultValue;//字段不存在返回
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$lastData = $lastData[$key];
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}
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return $lastData;
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}
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/**
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* 格式化时间
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* @param $time
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* @return false|string
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*/
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public static function formatDate($time)
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{
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return date('Y-m-d H:i:s', $time);
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}
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public static function dayStr($time)
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{
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return date('Y-m-d', $time);
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}
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/**
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* 获取周
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* 以周一为标记
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* @param int $time
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* @return string | false
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*/
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public static function getWeek($time = 0)
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{
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if (empty($time))
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$time = time();
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$weekIndex = self::getWeekIndex($time);
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$date = new DateTime();
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$date->setTimestamp($time);
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date_sub($date, date_interval_create_from_date_string($weekIndex . ' days'));
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return date_format($date, "Y-m-d");
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}
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/**
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* 获取周
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* 以周一为标记
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* @param int $time
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* @return string | false
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*/
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public static function getWeekTime($time = 0)
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{
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$date = date_create(self::getWeek($time));
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return $date->getTimestamp();
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}
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/**
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* 获取周序号，周一为0
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* @param $time
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* @return int
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*/
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public static function getWeekIndex($time)
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{
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return intval(date('N', $time)) - 1;
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}
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/**
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* 每日凌晨时间
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* @param $time
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* @return int
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*/
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public static function getDayTime($time)
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{
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$dayStr = self::dayStr($time);
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$date = date_create($dayStr);
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return $date->getTimestamp();
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}
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/**
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* 产生随机数字
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* @param $len
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* @return string
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*/
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public static function getRandomNum($len)
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{
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$code = '';
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for ($i = 0; $i < $len; $i++) {
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$code .= rand(0, 9);
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}
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return $code;
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}
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public static function oddsOne($list, $oddsField)
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{
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if (count($list) == 0) return null;
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$totalOdds = 0;
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$rlist = [];
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foreach ($list as $item) {
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$odds = intval($item[$oddsField]);
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if ($odds == 0) continue;
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$item['minOdds'] = $totalOdds;
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$item['maxOdds'] = $odds + $totalOdds;
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array_push($rlist, $item);
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$totalOdds += $odds;
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}
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$odds = mt_rand(0, $totalOdds);
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foreach ($rlist as $item) {
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if ($item['minOdds'] <= $odds && $odds < $item['maxOdds'])
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return $item;
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}
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return null;
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}
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public static function genUUID()
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{
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return md5(uniqid('', true));
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}
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public static function converStrList($delimiter, $str, $count)
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{
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$list = explode($delimiter, $str);
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if (count($list) == 0) return null;
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if ($count != 0 && count($list) != $count) return null;
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return $list;
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}
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} |