PHP_OS, 'php' => PHP_VERSION, 'upload_max_filesize' => get_cfg_var("upload_max_filesize") ? get_cfg_var("upload_max_filesize") : "不允许上传附件", 'max_execution_time' => get_cfg_var("max_execution_time") . "秒 ", ]; if (empty($key)) { return $system; } else { return $system[$key]; } } //获取url参数 function get_params($key = "") { return Request::instance()->param($key); } //生成一个不会重复的字符串 function make_token() { $str = md5(uniqid(md5(microtime(true)), true)); $str = sha1($str); //加密 return $str; } //随机字符串，默认长度10 function set_salt($num = 10) { $str = 'qwertyuiopasdfghjklzxcvbnm1234567890'; $salt = substr(str_shuffle($str), 10, $num); return $salt; } //密码加密 function set_password($pwd, $salt) { return md5(md5($pwd . $salt) . $salt); } /** * 截取文章摘要 * @return bool */ function get_desc_content($content, $count) { $content = preg_replace("@@is", "", $content); $content = preg_replace("@@is", "", $content); $content = preg_replace("@@is", "", $content); $content = preg_replace("@<(.*?)>@is", "", $content); $content = str_replace(PHP_EOL, '', $content); $space = array(" ", "　", " ", " ", " "); $go_away = array("", "", "", "", ""); $content = str_replace($space, $go_away, $content); $res = mb_substr($content, 0, $count, 'UTF-8'); if (mb_strlen($content, 'UTF-8') > $count) { $res = $res . "..."; } return $res; } /** * PHP格式化字节大小 * @param number $size 字节数 * @param string $delimiter 数字和单位分隔符 * @return string 格式化后的带单位的大小 */ function format_bytes($size, $delimiter = '') { $units = array('B', 'KB', 'MB', 'GB', 'TB', 'PB'); for ($i = 0; $size >= 1024 && $i < 5; $i++) { $size /= 1024; } return round($size, 2) . $delimiter . $units[$i]; } /** * 截取字符串 * @param $start 开始截取位置 * @param $length 截取长度 * @return */ function msubstr($str, $start = 0, $length, $charset = "utf-8", $suffix = true) { if (function_exists("mb_substr")) { $slice = mb_substr($str, $start, $length, $charset); } elseif (function_exists('iconv_substr')) { $slice = iconv_substr($str, $start, $length, $charset); if (false === $slice) { $slice = ''; } } else { $re['utf-8'] = "/[\x01-\x7f]|[\xc2-\xdf][\x80-\xbf]|[\xe0-\xef][\x80-\xbf]{2}|[\xf0-\xff][\x80-\xbf]{3}/"; $re['gb2312'] = "/[\x01-\x7f]|[\xb0-\xf7][\xa0-\xfe]/"; $re['gbk'] = "/[\x01-\x7f]|[\x81-\xfe][\x40-\xfe]/"; $re['big5'] = "/[\x01-\x7f]|[\x81-\xfe]([\x40-\x7e]|\xa1-\xfe])/"; preg_match_all($re[$charset], $str, $match); $slice = join("", array_slice($match[0], $start, $length)); } if (utf8_strlen($str) < $length) $suffix = false; return $suffix ? $slice . '...' : $slice; } function utf8_strlen($string = null) { preg_match_all("/./us", $string, $match); return count($match[0]); } /** * PHP截取文字长度 * @return string */ function sub_str($str,$len=20){ $strlen=strlen($str)/3;#在编码utf8下计算字符串的长度，并把它交给变量$strlen #echo $strlen;#输出字符串长度 if($strlen<$len){ return $str; }else{ return mb_substr($str,0,$len,"utf-8")."..."; } } /** *数据处理成树形格式1 * @return array */ function list_to_tree($list, $pk = 'id', $pid = 'pid', $child = 'list', $root = 0) { // 创建Tree $tree = array(); if (is_array($list)) { // 创建基于主键的数组引用 $refer = array(); foreach ($list as $key => $data) { $refer[$data[$pk]] = &$list[$key]; } foreach ($list as $key => $data) { // 判断是否存在parent $parentId = $data[$pid]; if ($root == $parentId) { $tree[$data[$pk]] = &$list[$key]; } else { if (isset($refer[$parentId])) { $parent = &$refer[$parentId]; $parent[$child][$data[$pk]] = &$list[$key]; } } } } return $tree; } /** *数据处理成树形格式2 * @return array */ function create_tree_list($pid, $arr, $group, &$tree = []) { foreach ($arr as $key => $vo) { if ($key == 0) { $vo['spread'] = true; } if (!empty($group) and in_array($vo['id'], $group)) { $vo['checked'] = true; } else { $vo['checked'] = false; } if ($vo['pid'] == $pid) { $child = create_tree_list($vo['id'], $arr, $group); if ($child) { $vo['children'] = $child; } $tree[] = $vo; } } return $tree; } //递归排序，用于分类选择 function set_recursion($result, $pid = 0, $level=-1) { /*记录排序后的类别数组*/ static $list = array(); static $space = ['','├─','§§├─','§§§§├─','§§§§§§├─']; $level++; foreach ($result as $k => $v) { if ($v['pid'] == $pid) { if ($pid != 0) { $v['title'] = $space[$level] . $v['title']; } /*将该类别的数据放入list中*/ $list[] = $v; set_recursion($result, $v['id'],$level); } } return $list; } //递归返回树形菜单数据 function get_tree($data, $pId ,$open=0,$deep=0) { $tree = []; foreach($data as $k => $v) { $v['checkArr']=array('type'=>0, 'isChecked'=>0); $v['spread']=true; $v['parentId']=$v['pid']; if($deep>=$open){ $v['spread']=false; } $v['name']=$v['title']; if($v['pid'] == $pId){ //父亲找到儿子 $deep++; $v['children'] = get_tree($data, $v['id'],$open,$deep); $tree[] = $v; //unset($data[$k]); } } return array_values($tree); } /** * 根据id递归返回子数据 * @param $data 数据 * @param $pid 父节点id */ function get_data_node($data=[],$pid=0){ $dep = []; foreach($data as $k => $v){ if($v['pid'] == $pid){ $node=get_data_node($data, $v['id']); array_push($dep,$v); if(!empty($node)){ $dep=array_merge($dep,$node); } } } return array_values($dep); } //访问按小时归档统计 function hour_document($arrData) { $documents = array(); $hour = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23]; foreach ($hour as $val) { $documents[$val] = 0; } foreach ($arrData as $index => $value) { $archivesTime = intval(date("H", $value['create_time'])); $documents[$archivesTime] += 1; } return $documents; } //访问按日期归档统计 function date_document($arrData) { $documents = array(); foreach ($arrData as $index => $value) { $archivesTime = date("Y-m-d", $value['create_time']); if (empty($documents[$archivesTime])) { $documents[$archivesTime] = 1; } else { $documents[$archivesTime] += 1; } } return $documents; } /** * 返回json数据，用于接口 * @param integer $code * @param string $msg * @param array $data * @param string $url * @param integer $httpCode * @param array $header * @param array $options * @return json */ function to_assign($code = 0, $msg = "操作成功", $data = [], $url = '', $httpCode = 200, $header = [], $options = []) { $res = ['code' => $code]; $res['msg'] = $msg; $res['url'] = $url; if (is_object($data)) { $data = $data->toArray(); } $res['data'] = $data; $response = \think\Response::create($res, "json", $httpCode, $header, $options); throw new \think\exception\HttpResponseException($response); } /** * 适配layui table数据列表的返回数据方法，用于接口 * @param integer $code * @param string $msg * @param array $data * @param integer $httpCode * @param array $header * @param array $options * @return json */ function table_assign($code = 0, $msg = '请求成功', $data = [], $httpCode = 200, $header = [], $options = []) { $res['code'] = $code; $res['msg'] = $msg; if (is_object($data)) { $data = $data->toArray(); } if (!empty($data['total'])) { $res['count'] = $data['total']; } else { $res['count'] = 0; } $res['data'] = $data['data']; $response = \think\Response::create($res, "json", $httpCode, $header, $options); throw new \think\exception\HttpResponseException($response); } /** * 人民币转大写 * @param */ function cny($ns) { static $cnums = array("零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖"), $cnyunits = array("圆", "角", "分"), $grees = array("拾", "佰", "仟", "万", "拾", "佰", "仟", "亿"); list($ns1, $ns2) = explode(".", $ns, 2); $ns2 = array_filter(array($ns2[1], $ns2[0])); $ret = array_merge($ns2, array(implode("", _cny_map_unit(str_split($ns1), $grees)), "")); $ret = implode("", array_reverse(_cny_map_unit($ret, $cnyunits))); return str_replace(array_keys($cnums), $cnums, $ret); } function _cny_map_unit($list, $units) { $ul = count($units); $xs = array(); foreach (array_reverse($list) as $x) { $l = count($xs); if ($x != "0" || !($l % 4)) { $n = ($x == '0' ? '' : $x) . ($units[($l - 1) % $ul]); } else { $n = is_numeric($xs[0][0]) ? $x : ''; } array_unshift($xs, $n); } return $xs; } /** * 金额展示规则,超过1万时以万为单位，低于1万时以千为单位，低于1千时以元为单位 * @param string $money 金额 * @return string */ function format_money($money) { $data = '0元'; if (($money / 10000) > 1) { $data = is_int($money / 10000) ? ($money / 10000) . '万' : rand(($money / 10000), 2) . '万'; } elseif (($money / 1000) > 1) { $data = is_int($money / 1000) ? ($money / 1000) . '千' : rand(($money / 1000), 2) . '千'; } else { $data = $money . '元'; } return $data; } /** * 数组转换字符串（以逗号隔开） * @param * @return */ function arrayToString($array) { if (!is_array($array)) { $data_arr[] = $array; } else { $data_arr = $array; } $data_arr = array_filter($data_arr); //数组去空 $data_arr = array_unique($data_arr); //数组去重 $data_arr = array_merge($data_arr); $string = $data_arr ? ',' . implode(',', $data_arr) . ',' : ''; return $string ?: ''; } /** * 字符串转换数组（以逗号隔开） * @param * @return */ function stringToArray($string) { if (is_array($string)) { $data_arr = array_unique(array_filter($string)); } else { $data_arr = $string ? array_unique(array_filter(explode(',', $string))) : []; } $data_arr = $data_arr ? array_merge($data_arr) : []; return $data_arr ?: []; } /** * 二维数组排序(选择) * @param $select 要进行排序的select结果集 * @param $field 排序的字段 * @param $order 排序方式1降序2升序 */ function sort_select($select = array(), $field, $order = 1) { $count = count($select); if ($order == 1) { for ($i = 0; $i < $count; $i++) { $k = $i; for ($j = $i; $j < $count; $j++) { if ($select[$k][$field] < $select[$j][$field]) { $k = $j; } } $temp = $select[$i]; $select[$i] = $select[$k]; $select[$k] = $temp; } return $select; } else { for ($i = 0; $i < $count; $i++) { $k = $i; for ($j = $i; $j < $count; $j++) { if ($select[$k][$field] > $select[$j][$field]) { $k = $j; } } $temp = $select[$i]; $select[$i] = $select[$k]; $select[$k] = $temp; } return $select; } } /** * fullcalendar日历控件方法1 */ function parseDateTime($string, $timeZone=null) { $date = new DateTime( $string, $timeZone ? $timeZone : new DateTimeZone('UTC') ); if ($timeZone) { $date->setTimezone($timeZone); } return $date; } /** * fullcalendar日历控件方法2 */ function stripTime($datetime) { return new DateTime($datetime->format('Y-m-d')); } /** * 根据时间戳获取星期几 * @param $time 要转换的时间戳 */ function getTimeWeek($time, $i = 0) { $weekarray = array("日", "一", "二", "三", "四", "五", "六"); $oneD = 24 * 60 * 60; return "星期" . $weekarray[date("w", $time + $oneD * $i)]; } /** * 时间戳格式化 * @param int $time * @param string $format 默认'Y-m-d H:i'，x代表毫秒 * @return string 完整的时间显示 */ function time_format($time = NULL, $format = 'Y-m-d H:i:s') { $usec = $time = $time === null ? '' : $time; if (strpos($time, '.')!==false) { list($usec, $sec) = explode(".", $time); } else { $sec = 0; } return $time != '' ? str_replace('x', $sec, date($format, intval($usec))) : ''; } /** * 将秒数转换为时间 (年、天、小时、分、秒） * @param */ function getTimeBySec($time) { if (is_numeric($time)) { $value = array( "years" => 0, "days" => 0, "hours" => 0, "minutes" => 0, "seconds" => 0, ); if ($time >= 31556926) { $value["years"] = floor($time / 31556926); $time = ($time % 31556926); $t .= $value["years"] . "年"; } if ($time >= 86400) { $value["days"] = floor($time / 86400); $time = ($time % 86400); $t .= $value["days"] . "天"; } if ($time >= 3600) { $value["hours"] = floor($time / 3600); $time = ($time % 3600); $t .= $value["hours"] . "小时"; } if ($time >= 60) { $value["minutes"] = floor($time / 60); $time = ($time % 60); $t .= $value["minutes"] . "分钟"; } if ($time < 60) { $value["seconds"] = floor($time); $t .= $value["seconds"] . "秒"; } return $t; } else { return (bool)FALSE; } } /* *根据年月计算有几天 */ function getmonthByYM($param) { $month = $param['month'] ? $param['month'] : date('m', time()); $year = $param['year'] ? $param['year'] : date('Y', time()); if (in_array($month, array('1', '3', '5', '7', '8', '01', '03', '05', '07', '08', '10', '12'))) { $days = '31'; } elseif ($month == 2) { if ($year % 400 == 0 || ($year % 4 == 0 && $year % 100 !== 0)) { //判断是否是闰年 $days = '29'; } else { $days = '28'; } } else { $days = '30'; } return $days; } /** * 根据时间戳计算当月天数 * @param */ function getmonthdays($time) { $month = date('m', $time); $year = date('Y', $time); if (in_array($month, array('1', '3', '5', '7', '8', '01', '03', '05', '07', '08', '10', '12'))) { $days = '31'; } elseif ($month == 2) { if ($year % 400 == 0 || ($year % 4 == 0 && $year % 100 !== 0)) { //判断是否是闰年 $days = '29'; } else { $days = '28'; } } else { $days = '30'; } return $days; } /** * 生成从开始时间到结束时间的日期数组 * @param type，默认时间戳格式 * @param type = 1 时，date格式 * @param type = 2 时，获取每日开始、结束时间 */ function dateList($start, $end, $type = 0) { if (!is_numeric($start) || !is_numeric($end) || ($end <= $start)) return ''; $i = 0; //从开始日期到结束日期的每日时间戳数组 $d = array(); if ($type == 1) { while ($start <= $end) { $d[$i] = date('Y-m-d', $start); $start = $start + 86400; $i++; } } else { while ($start <= $end) { $d[$i] = $start; $start = $start + 86400; $i++; } } if ($type == 2) { $list = array(); foreach ($d as $k => $v) { $list[$k] = getDateRange($v); } return $list; } else { return $d; } } /** * 获取指定日期开始时间与结束时间 */ function getDateRange($timestamp) { $ret = array(); $ret['sdate'] = strtotime(date('Y-m-d', $timestamp)); $ret['edate'] = strtotime(date('Y-m-d', $timestamp)) + 86400; return $ret; } /** * 生成从开始月份到结束月份的月份数组 * @param int $start 开始时间戳 * @param int $end 结束时间戳 */ function monthList($start, $end) { if (!is_numeric($start) || !is_numeric($end) || ($end <= $start)) return ''; $start = date('Y-m', $start); $end = date('Y-m', $end); //转为时间戳 $start = strtotime($start . '-01'); $end = strtotime($end . '-01'); $i = 0; $d = array(); while ($start <= $end) { //这里累加每个月的的总秒数 计算公式：上一月1号的时间戳秒数减去当前月的时间戳秒数 $d[$i] = $start; $start += strtotime('+1 month', $start) - $start; $i++; } return $d; } /** * 等于（时间段）数据处理 * * @param $data * @return array * @since 2021-06-11 * @author fanqi */ function advancedDate($data) { // 本年度 if ($data['value'][0] == 'year') { $arrTime = DataTime::year(); $data['value'][0] = date('Y-m-d 00:00:00', $arrTime[0]); $data['value'][1] = date('Y-m-d 23:59:59', $arrTime[1]); } // 上一年度 if ($data['value'][0] == 'lastYear') { $data['value'][0] = date('Y-m-d 00:00:00', strtotime(date('Y-m-d') . '-1 year')); $data['value'][1] = date('Y-m-d 23:59:59', strtotime(date('Y-m-d') . '-1 year')); } // 下一年度 if ($data['value'][0] == 'nextYear') { $data['value'][0] = date('Y-m-d 00:00:00', strtotime(date('Y-m-d') . '+1 year')); $data['value'][1] = date('Y-m-d 23:59:59', strtotime(date('Y-m-d') . '+1 year')); } // 上半年 if ($data['value'][0] == 'firstHalfYear') { $data['value'][0] = date('Y-01-01 00:00:00'); $data['value'][1] = date('Y-06-30 23:59:59'); } // 下半年 if ($data['value'][0] == 'nextHalfYear') { $data['value'][0] = date('Y-07-01 00:00:00'); $data['value'][1] = date('Y-12-31 23:59:59'); } // 本季度 if ($data['value'][0] == 'quarter') { $season = ceil((date('n')) / 3); $data['value'][0] = date('Y-m-d H:i:s', mktime(0, 0, 0, $season * 3 - 3 + 1, 1, date('Y'))); $data['value'][1] = date('Y-m-d H:i:s', mktime(23, 59, 59, $season * 3, date('t', mktime(0, 0, 0, $season * 3, 1, date("Y"))), date('Y'))); } // 上一季度 if ($data['value'][0] == 'lastQuarter') { $season = ceil((date('n')) / 3) - 1; $data['value'][0] = date('Y-m-d H:i:s', mktime(0, 0, 0, $season * 3 - 3 + 1, 1, date('Y'))); $data['value'][1] = date('Y-m-d H:i:s', mktime(23, 59, 59, $season * 3, date('t', mktime(0, 0, 0, $season * 3, 1, date("Y"))), date('Y'))); } // 下一季度 if ($data['value'][0] == 'nextQuarter') { $season = ceil((date('n')) / 3); $data['value'][0] = date('Y-m-d H:i:s', mktime(0, 0, 0, $season * 3 + 1, 1, date('Y'))); $data['value'][1] = date('Y-m-d H:i:s', mktime(23, 59, 59, $season * 3 + 3, date('t', mktime(0, 0, 0, $season * 3, 1, date("Y"))), date('Y'))); } // 本月 if ($data['value'][0] == 'month') { $data['value'][0] = date('Y-m-01 00:00:00'); $data['value'][1] = date('Y-m-31 23:59:59'); } // 上月 if ($data['value'][0] == 'lastMonth') { $data['value'][0] = date('Y-m-01 00:00:00', strtotime(date('Y-m-d') . '-1 month')); $data['value'][1] = date('Y-m-31 23:59:59', strtotime(date('Y-m-d') . '-1 month')); } // 下月 if ($data['value'][0] == 'nextMonth') { $data['value'][0] = date('Y-m-01 00:00:00', strtotime(date('Y-m-d') . '+1 month')); $data['value'][1] = date('Y-m-31 23:59:59', strtotime(date('Y-m-d') . '+1 month')); } // 本周 if ($data['value'][0] == 'week') { $data['value'][0] = date('Y-m-d 00:00:00', mktime(0, 0, 0, date('m'), date('d') - date('w') + 1, date('Y'))); $data['value'][1] = date('Y-m-d 23:59:59', mktime(23, 59, 59, date('m'), date('d') - date('w') + 7, date('Y'))); } // 上周 if ($data['value'][0] == 'lastWeek') { $date = date("Y-m-d"); $w = date("w", strtotime($date)); $d = $w ? $w - 1 : 6; $start = date("Y-m-d", strtotime($date . " - " . $d . " days")); $data['value'][0] = date('Y-m-d', strtotime($start . " - 7 days")); $data['value'][1] = date('Y-m-d', strtotime($start . " - 1 days")); } // 下周 if ($data['value'][0] == 'nextWeek') { $date = date("Y-m-d"); $w = date("w", strtotime($date)); $d = $w ? $w - 1 : 6; $start = date("Y-m-d", strtotime($date . " - " . $d . " days")); $data['value'][0] = date('Y-m-d', strtotime($start . " + 7 days")); $data['value'][1] = date('Y-m-d', strtotime($start . " + 13 days")); } // 今天 if ($data['value'][0] == 'today') { $data['value'][0] = date('Y-m-d 00:00:00'); $data['value'][1] = date('Y-m-d 23:59:59'); } // 昨天 if ($data['value'][0] == 'yesterday') { $data['value'][0] = date('Y-m-d 00:00:00', strtotime(date('Y-m-d') . '-1 day')); $data['value'][1] = date('Y-m-d 23:59:59', strtotime(date('Y-m-d') . '-1 day')); } // 明天 if ($data['value'][0] == 'tomorrow') { $data['value'][0] = date('Y-m-d 00:00:00', strtotime(date('Y-m-d') . '+1 day')); $data['value'][1] = date('Y-m-d 23:59:59', strtotime(date('Y-m-d') . '+1 day')); } // 过去7天 if ($data['value'][0] == 'previous7day') { $data['value'][0] = date('Y-m-d 00:00:00', strtotime(date('Y-m-d') . '-7 day')); $data['value'][1] = date('Y-m-d 23:59:59', strtotime(date('Y-m-d') . '-1 day')); } // 过去30天 if ($data['value'][0] == 'previous30day') { $data['value'][0] = date('Y-m-d 00:00:00', strtotime(date('Y-m-d') . '-30 day')); $data['value'][1] = date('Y-m-d 23:59:59', strtotime(date('Y-m-d') . '-1 day')); } // 未来7天 if ($data['value'][0] == 'future7day') { $data['value'][0] = date('Y-m-d 00:00:00', strtotime(date('Y-m-d') . '+1 day')); $data['value'][1] = date('Y-m-d 23:59:59', strtotime(date('Y-m-d') . '+7 day')); } // 未来30天 if ($data['value'][0] == 'future30day') { $data['value'][0] = date('Y-m-d 00:00:00', strtotime(date('Y-m-d') . '+1 day')); $data['value'][1] = date('Y-m-d 23:59:59', strtotime(date('Y-m-d') . '+30 day')); } return $data; } /** * 间隔时间段格式化 * @param int $time 时间戳 * @param string $format 格式 【d：显示到天 i显示到分钟 s显示到秒】 * @return string */ function time_trans($time, $format = 'd') { $now = time(); $diff = $now - $time; if ($diff < 60) { return '1分钟前'; } else if ($diff < 3600) { return floor($diff / 60) . '分钟前'; } else if ($diff < 86400) { return floor($diff / 3600) . '小时前'; } $yes_start_time = strtotime(date('Y-m-d 00:00:00', strtotime('-1 days'))); //昨天开始时间 $yes_end_time = strtotime(date('Y-m-d 23:59:59', strtotime('-1 days'))); //昨天结束时间 $two_end_time = strtotime(date('Y-m-d 23:59:59', strtotime('-2 days'))); //2天前结束时间 $three_end_time = strtotime(date('Y-m-d 23:59:59', strtotime('-3 days'))); //3天前结束时间 $four_end_time = strtotime(date('Y-m-d 23:59:59', strtotime('-4 days'))); //4天前结束时间 $five_end_time = strtotime(date('Y-m-d 23:59:59', strtotime('-5 days'))); //5天前结束时间 $six_end_time = strtotime(date('Y-m-d 23:59:59', strtotime('-6 days'))); //6天前结束时间 $seven_end_time = strtotime(date('Y-m-d 23:59:59', strtotime('-7 days'))); //7天前结束时间 if ($time > $yes_start_time && $time < $yes_end_time) { return '昨天'; } if ($time > $yes_start_time && $time < $two_end_time) { return '1天前'; } if ($time > $yes_start_time && $time < $three_end_time) { return '2天前'; } if ($time > $yes_start_time && $time < $four_end_time) { return '3天前'; } if ($time > $yes_start_time && $time < $five_end_time) { return '4天前'; } if ($time > $yes_start_time && $time < $six_end_time) { return '5天前'; } if ($time > $yes_start_time && $time < $seven_end_time) { return '6天前'; } switch ($format) { case 'd': $show_time = date('Y-m-d', $time); break; case 'i': $show_time = date('Y-m-d H:i', $time); break; case 's': $show_time = date('Y-m-d H:i:s', $time); break; } return $show_time; } /** * 判断是否是手机浏览器 * @return bool */ function is_mobile() { if (isset($_SERVER['HTTP_VIA']) && stristr($_SERVER['HTTP_VIA'], "wap")) { return true; } elseif (isset($_SERVER['HTTP_ACCEPT']) && strpos(strtoupper($_SERVER['HTTP_ACCEPT']), "VND.WAP.WML")) { return true; } elseif (isset($_SERVER['HTTP_X_WAP_PROFILE']) || isset($_SERVER['HTTP_PROFILE'])) { return true; } elseif (isset($_SERVER['HTTP_USER_AGENT']) && preg_match('/(blackberry|configuration\/cldc|hp |hp-|htc |htc_|htc-|iemobile|kindle|midp|mmp|motorola|mobile|nokia|opera mini|opera |Googlebot-Mobile|YahooSeeker\/M1A1-R2D2|android|iphone|ipod|mobi|palm|palmos|pocket|portalmmm|ppc;|smartphone|sonyericsson|sqh|spv|symbian|treo|up.browser|up.link|vodafone|windows ce|xda |xda_)/i', $_SERVER['HTTP_USER_AGENT'])) { return true; } else { return false; } } /** * 验证输入的邮件地址是否合法 * @param $user_email 邮箱 * @return bool */ function is_email($user_email) { $chars = "/^([a-z0-9+_]|\\-|\\.)+@(([a-z0-9_]|\\-)+\\.)+[a-z]{2,6}\$/i"; if (strpos($user_email, '@') !== false && strpos($user_email, '.') !== false) { if (preg_match($chars, $user_email)) { return true; } else { return false; } } else { return false; } } /** * 获取客户浏览器类型 */ function getBrowser() { $Browser = $_SERVER['HTTP_USER_AGENT']; if (preg_match('/MSIE/i', $Browser)) { $Browser = 'MSIE'; } elseif (preg_match('/Firefox/i', $Browser)) { $Browser = 'Firefox'; } elseif (preg_match('/Chrome/i', $Browser)) { $Browser = 'Chrome'; } elseif (preg_match('/Safari/i', $Browser)) { $Browser = 'Safari'; } elseif (preg_match('/Opera/i', $Browser)) { $Browser = 'Opera'; } else { $Browser = 'Other'; } return $Browser; } /** * 获取客户端系统 */ function getOS() { $agent = $_SERVER['HTTP_USER_AGENT']; if (preg_match('/win/i', $agent)) { if (preg_match('/nt 6.1/i', $agent)) { $OS = 'Windows 7'; } else if (preg_match('/nt 6.2/i', $agent)) { $OS = 'Windows 8'; } else if (preg_match('/nt 10.0/i', $agent)) { $OS = 'Windows 10'; } else { $OS = 'Windows'; } } elseif (preg_match('/mac/i', $agent)) { $OS = 'MAC'; } elseif (preg_match('/linux/i', $agent)) { $OS = 'Linux'; } elseif (preg_match('/unix/i', $agent)) { $OS = 'Unix'; } elseif (preg_match('/bsd/i', $agent)) { $OS = 'BSD'; } else { $OS = 'Other'; } return $OS; } /** * 根据IP获取地址 */ function getAddress($ip) { $res = file_get_contents("http://ip.360.cn/IPQuery/ipquery?ip=" . $ip); $res = json_decode($res, 1); if ($res && $res['errno'] == 0) { return explode("\t", $res['data'])[0]; } else { return ''; } } /** * 下载服务器文件 * * @param string $file 文件路径 * @param string $name 下载名称 * @param boolean $del 下载后删除 * @return void */ function download($file, $name = '', $del = false) { if (!file_exists($file)) { return resultArray([ 'error' => '文件不存在', ]); } // 仅允许下载 public 目录下文件 $res = strpos(realpath($file), realpath('./public')); if ($res !== 0) { return resultArray([ 'error' => '文件路径错误', ]); } $fp = fopen($file, 'r'); $size = filesize($file); //下载文件需要的头 header("Content-type: application/octet-stream"); header("Accept-Ranges: bytes"); header('ResponseType: blob'); header("Accept-Length: $size"); $file_name = $name != '' ? $name : pathinfo($file, PATHINFO_BASENAME); // urlencode 处理中文乱码 header("Content-Disposition:attachment; filename=" . urlencode($file_name)); // 导出数据时 csv office Excel 需要添加bom头 if (pathinfo($file, PATHINFO_EXTENSION) == 'csv') { echo "\xEF\xBB\xBF"; // UTF-8 BOM } $fileCount = 0; $fileUnit = 1024; while (!feof($fp) && $size - $fileCount > 0) { $fileContent = fread($fp, $fileUnit); echo $fileContent; $fileCount += $fileUnit; } fclose($fp); // 删除 if ($del) @unlink($file); die(); } /** * 导出数据为excel表格 * @param $data 一个二维数组,结构如同从数据库查出来的数组 * @param $title excel的第一行标题,一个数组,如果为空则没有标题 * @param $filename 下载的文件名 * @param exportexcel($arr,array('id','账户','密码','昵称'),'文件名!'); */ function exportexcel($data = array(), $title = array(), $filename = 'report') { header("Content-type:application/octet-stream"); header("Accept-Ranges:bytes"); header("Content-type:application/vnd.ms-excel"); header("Content-Disposition:attachment;filename=" . $filename . ".xls"); header("Pragma: no-cache"); header("Expires: 0"); //导出xls 开始 if (!empty($title)) { foreach ($title as $k => $v) { $title[$k] = iconv("UTF-8", "GB2312", $v); } $title = implode("\t", $title); echo "$title\n"; } if (!empty($data)) { foreach ($data as $key => $val) { foreach ($val as $ck => $cv) { $data[$key][$ck] = iconv("UTF-8", "GB2312", $cv); } $data[$key] = implode("\t", $data[$key]); } echo implode("\n", $data); } } //根据数据库查询出来数组获取某个字段拼接字符串 function getFieldArray($array = array(), $field = '') { if (is_array($array) && $field) { $ary = array(); foreach ($array as $value) { $ary[] = $value[$field]; } $str = implode(',', $ary); return $str; } else { return false; } } /** * curl 模拟GET请求 * @author lee ***/ function curl_get($url) { //初始化 $ch = curl_init(); //设置抓取的url curl_setopt($ch, CURLOPT_URL, $url); //设置获取的信息以文件流的形式返回，而不是直接输出。 curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE); // https请求 不验证证书 curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE); // https请求 不验证hosts //执行命令 $output = curl_exec($ch); curl_close($ch); //释放curl句柄 return $output; } /** * 模拟post进行url请求 * @param string $url * @param string $param */ function curl_post($url = '', $post = array()) { $curl = curl_init(); // 启动一个CURL会话 curl_setopt($curl, CURLOPT_URL, $url); // 要访问的地址 curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, 0); // 对认证证书来源的检查 curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 1); // 从证书中检查SSL加密算法是否存在 curl_setopt($curl, CURLOPT_USERAGENT, $_SERVER['HTTP_USER_AGENT']); // 模拟用户使用的浏览器 curl_setopt($curl, CURLOPT_FOLLOWLOCATION, 1); // 使用自动跳转 curl_setopt($curl, CURLOPT_AUTOREFERER, 1); // 自动设置Referer curl_setopt($curl, CURLOPT_POST, 1); // 发送一个常规的Post请求 curl_setopt($curl, CURLOPT_POSTFIELDS, $post); // Post提交的数据包 curl_setopt($curl, CURLOPT_TIMEOUT, 30); // 设置超时限制防止死循环 curl_setopt($curl, CURLOPT_HEADER, 0); // 显示返回的Header区域内容 curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1); // 获取的信息以文件流的形式返回 $res = curl_exec($curl); // 执行操作 if (curl_errno($curl)) { echo 'Errno' . curl_error($curl);//捕抓异常 } curl_close($curl); // 关闭CURL会话 return $res; // 返回数据，json格式 }