[PHP知识库]php 没事记录下常用方法 (TP5.1)

//判断某个时间是否在指定月份(时间戳，月份2033-10)
function isInAnyMonth($_timeString,$_month){
    $_monthString = strtotime($_month);
    $y=date("Y",$_monthString);//年
    $m=date("m",$_monthString);//月
//    $d=date("d",time());//日
    $t0=date('t',$_monthString); // 指定月份一共有几天
    $t1=mktime(0,0,0,$m,1,$y); // 创建指定月份开始时间
    $t2=mktime(23,59,59,$m,$t0,$y); // 创建指定月份结束时间
    if($_timeString>$t1 && $_timeString<$t2){
        return true;
    }else{
        return false;
    }
}

//判断某个时间是否在本月
function isInMonth($_timeString){
    $y=date("Y",time());//年
    $m=date("m",time());//月
//    $d=date("d",time());//日
    $t0=date('t'); // 本月一共有几天
    $t1=mktime(0,0,0,$m,1,$y); // 创建本月开始时间
    $t2=mktime(23,59,59,$m,$t0,$y); // 创建本月结束时间
    if($_timeString>$t1 && $_timeString<$t2){
        return true;
    }else{
        return false;
    }
}

//二维数组按指定字段排序,数组，字段，排序规则
function arrayByField($list,$filed = 'sort',$type='SORT_DESC'){
    $sort = array_column($list,$filed);
    array_multisort($sort,constant($type),$list);
    return $list;
}

//处理手机号码,隐藏中间四位
function setUserHidePhone($_phone){
    $xing = substr($_phone,3,4);  //获取手机号中间四位
    $_phone = str_replace($xing,'****',$_phone);  //用****进行替换
    return $_phone;
}

//时间戳转周几
function getWeek($date_time)
{
    $weekarray = ["周日", "周一", "周二", "周三", "周四", "周五", "周六"];
    $xingqi = date("w", $date_time);
    return $weekarray[$xingqi];
}

//获取未来七天得时间状态
function getSevenFuture(){
    //获取今天的时间戳
    $today = strtotime('today');
    //七天后的日期
    $time_start = $today + 86400 * 6;
    //七天前的结束日期
    $time_end = $time_start + 86400;
    //获取每天的日期
    for ($i = 0; $i < 7; $i++) {
        $jia = 86400 * $i;
        $dateArr[] = [
            'date_start' => date('Y-m-d', $time_start - $jia),
            'date_end' => date('Y-m-d',$time_end - $jia),
            'date_str_start' => $time_start - $jia,
            'date_str_end' => $time_end - $jia
        ];
    }
    return $dateArr;
}

//获取未来几天的时间状态（天数）
function getOtherFuture($_num){
    //获取今天的时间戳
    $today = strtotime('today');
    //几天后的日期
    $time_start = $today + 86400 * ($_num-1);
    //几天后的日期-1天
    $time_old =  $time_start - 86400;
    //几天后的日期+1天
    $time_end = $time_start + 86400;
    //获取每天的日期
    for ($i = 0; $i < $_num; $i++) {
        $jia = 86400 * $i;
        $dateArr[] = [
            'date_old'=>date('Y-m-d', $time_old - $jia),
            'date_start' => date('Y-m-d', $time_start - $jia),
            'date_end' => date('Y-m-d',$time_end - $jia),
            'date_str_old' => $time_old - $jia,
            'date_str_start' => $time_start - $jia,
            'date_str_end' => $time_end - $jia
        ];
    }
    return $dateArr;
}


//获取过去几天的时间状态 （天数）
function getOldTime($dayNum=2){
    if($dayNum<2)TApiException('不能小于2天');
    //获取今天的时间戳
    $today = strtotime('today');
    if($dayNum>1){
        //几天前的开始的日期
        $time_start = $today - 86400 * ($dayNum-1);
    }else{
        //几天前的开始的日期
        $time_start = $today - 86400;
    }
    //几天前的结束日期
    $time_end = $time_start + 86400;
    //获取每天的日期
    for ($i = 0; $i < $dayNum; $i++) {
        $jia = 86400 * ($i-1);
        $dateArr[] = [
            'date_start' => date('Y-m-d', $time_start + $jia),
            'date_end' => date('Y-m-d',$time_end + $jia),
            'date_str_start' => $time_start + $jia,
            'date_str_end' => $time_end + $jia
        ];
    }
    return $dateArr;
}


//生成随机八位数，重复几率较小，完全不重复需要比对数据库
function getcode() {
    $uniqid = uniqid('jm',true);
    $param_string = $_SERVER['HTTP_USER_AGENT'].$_SERVER['REMOTE_ADDR'].time().rand().$uniqid;
    $sha1 = sha1($param_string);
    for(
        $a = md5( $sha1, true ),
        $s = '0123456789abcdefghijklmnopqrstuvwxyz',
        $d = '',
        $f = 0;
        $f < 8;
        $g = ord( $a[ $f ] ),
        $d .= $s[ ( $g ^ ord( $a[ $f + 8 ] ) ) - $g & 0x1F ],
        $f++
    );
    return $d;
}

/**
 * 中国正常GCJ02坐标---->百度地图BD09坐标
 * 腾讯地图用的也是GCJ02坐标
 * @param double $lat 纬度
 * @param double $lng 经度
 */
function Convert_GCJ02_To_BD09($lng,$lat){
    $x_pi = 3.14159265358979324 * 3000.0 / 180.0;
    $x = $lng;
    $y = $lat;
    $z =sqrt($x * $x + $y * $y) + 0.00002 * sin($y * $x_pi);
    $theta = atan2($y, $x) + 0.000003 * cos($x * $x_pi);
    $lng = $z * cos($theta) + 0.0065;
    $lat = $z * sin($theta) + 0.006;
    return array('lng'=>$lng,'lat'=>$lat);
}

/**
 * 百度地图BD09坐标---->中国正常GCJ02坐标
 * 腾讯地图用的也是GCJ02坐标
 * @param double $lat 纬度
 * @param double $lng 经度
 * @return array();
 */
function Convert_BD09_To_GCJ02($lng,$lat){
    $x_pi = 3.14159265358979324 * 3000.0 / 180.0;
    $x = $lng - 0.0065;
    $y = $lat - 0.006;
    $z = sqrt($x * $x + $y * $y) - 0.00002 * sin($y * $x_pi);
    $theta = atan2($y, $x) - 0.000003 * cos($x * $x_pi);
    $lng = $z * cos($theta);
    $lat = $z * sin($theta);
    return ['lng'=>$lng,'lat'=>$lat];
}

//删除目录下的全部文件
function del_dir($dir,$delMume=false){
    $dir = \think\facade\Env::get('root_path') . 'public' . DS . $dir;
    if(!is_dir($dir)){
        $result['success']=false;
        $result['msg'] = "文档不存在";
    }else{
        foreach(scandir($dir) as $row){
            if($row == '.' || $row == '..'){
                continue;
            }
            $path = $dir .'/'. $row;
            if(filetype($path) == 'dir'){
                del_dir($path);
            }else{
                unlink($path);
            }
        }
        if($delMume){
            rmdir($dir);
        }
        $result['success']=true;
        $result['msg'] = "文件删除成功";
    }
    return $result;
}

//七牛云获取视频秒帧数图片数组 和 帧间隔时间数组
function getVideo5Img($_videoName,$_start=0.1,$_end=3,$_leng=0.1,$_time=10){
    $_videoPath = 'https://qiniu.czjxmx.com/'.$_videoName;
    $_imgPath = '?vframe/png/offset/';
    $_fileArr = [];
    for($i=$_start;$i<=$_end;$i+=$_leng){//从第几秒开始到第几秒结束，间隔多少秒
        $_img=$_videoPath.$_imgPath.$i;
        $_path = (new \app\common\controller\FileController())->uploadVideoFrameImg($_img);
        if($_path){
            $_fileArr[]=$_path;
        }else{
            break;
        }
    }
    $durations=[];
    foreach ($_fileArr as $value){
        $durations[]=$_time;//每帧显示多少毫秒
    }
    return ['fileArr'=>$_fileArr,'durations'=>$durations];
}

//异常类输出函数
function TApiException($msg='异常',$errorCode=999,$code=400){
    throw new \app\lib\exception\BaseException(['code'=>$code,'msg'=>$msg,'errorCode'=>$errorCode]);
}


//删除指定字符串
function delStr($str,$string){
    $str=str_replace($string,'',$str);
    return $str;
}

//删除文本中的HTML代码
function getHtmlText($_value){
    $_v = htmlspecialchars_decode($_value);
    $_v = str_replace(" ", "", $_v);
    return strip_tags($_v);
}

//获取截至今天24：00：00 还剩多少秒
function getMiao(){
    $now = time();
    $over = strtotime(date("Y-m-d 23:59:59",$now));
    $dif = $over - $now;
    return $dif;
}

//随机取数组中的几个元素
function getNumArray($arr,$num=6){
    if(empty($arr) || count($arr)<=1) return $arr;
    $keys=array_rand($arr,($num<count($arr))?$num:count($arr));
    $re=[];
    if($keys){
        foreach($keys as $_k=>$v){
            $re[$_k]=$arr[$v];
        }
    }
    return $re;
}

//合并两个二维数组并删除重复值
function setArrayOne($_arr1,$_arr2){
    return array_unique(array_merge($_arr1,$_arr2), SORT_REGULAR);
}

//获取指定日期0点和24点得时间戳
function getAnyDate($dateStr){
    //获取当天0点的时间戳
    $timestamp0 = strtotime($dateStr.' 00:00:00');
    //获取当天24点的时间戳
    $timestamp24 = strtotime($dateStr) + 86400;
    return $_date=[$timestamp0,$timestamp24];
}

//获取过去七天得时间状态
function getSeven(){
    //获取今天的时间戳
    $today = strtotime('today');
    //七天前的日期
    $time_start = $today - 86400 * 6;
    //七天前的结束日期
    $time_end = $time_start + 86400;
    //获取近一周每天的日期
    for ($i = 0; $i < 7; $i++) {
        $jia = 86400 * $i;
        $dateArr[] = [
            'date_start' => date('Y-m-d', $time_start + $jia),
            'date_end' => date('Y-m-d',$time_end + $jia),
            'date_str_start' => $time_start + $jia,
            'date_str_end' => $time_end + $jia
        ];
    }
    return $dateArr;
}

//获取最近三十天的时间状态
function getThirty(){
    //获取今天的时间戳
    $today = strtotime('today');
    //七天前的日期
    $time_start = $today - 86400 * 29;
    //七天前的结束日期
    $time_end = $time_start + 86400;
    //获取近一周每天的日期
    for ($i = 0; $i < 30; $i++) {
        $jia = 86400 * $i;
        $dateArr[] = [
            'date_start' => date('Y-m-d', $time_start + $jia),
            'date_end' => date('Y-m-d',$time_end + $jia),
            'date_str_start' => $time_start + $jia,
            'date_str_end' => $time_end + $jia
        ];
    }
    return $dateArr;
}

//获取最近多少天的状态
function getNowDay($_daynum){
    //获取今天的时间戳
    $today = strtotime('today');
    //几天前的日期
    $time_start = $today - 86400 * ($_daynum-1);
    //几天前的结束日期
    $time_end = $time_start + 86400;
    //获取近一周每天的日期
    for ($i = 0; $i < $_daynum; $i++) {
        $jia = 86400 * $i;
        $dateArr[] = [
            'date_start' => date('Y-m-d', $time_start + $jia),
            'date_end' => date('Y-m-d',$time_end + $jia),
            'date_str_start' => $time_start + $jia,
            'date_str_end' => $time_end + $jia
        ];
    }
    return $dateArr;
}

//获取两个日期之间的所有日期
function getBetweenDays($startDate, $endDate)
{
    $dates = [];
    if (strtotime($startDate) > strtotime($endDate)) {
        // 如果开始日期大于结束日期，直接return 防止下面的循环出现死循环
        return $dates;
    } elseif ($startDate == $endDate) {
        // 开始日期与结束日期是同一天时
        array_push($dates, $startDate);
        return $dates;
    } else {
        array_push($dates, $startDate);
        $currentDate = $startDate;
        do {
            $nextDate = date('Y-m-d', strtotime($currentDate . ' +1 days'));
            array_push($dates, $nextDate);
            $currentDate = $nextDate;
        } while ($endDate != $currentDate);
        return $dates;
    }
}

//正则转逗号
function setDot($str){
    //  (\s) 空格
    $str = preg_replace("/(\n)|(\t)|(\s)|(\')|(')|(，)|(／)|(_)|(-)|(·)|(;)|(、)|(\/)|(\.)/",',',$str);
    $topicids = explode("," ,$str);
    return array_filter($topicids);
}

//逗号转英文
function dot($str){
    $str=str_replace("，",",",$str);
    return $str;
}

//获取文件完整URL
function getFileUrl($url=''){
    if(!$url) return;
    //地址，额外参数，是否需要后缀，是否需要域名
    return url($url,'',false,true);
}

//utf8转unicode
function utf8_str_to_unicode($utf8_str) {
    $unicode = 0;
    $unicode = (ord($utf8_str[0]) & 0x1F) << 12;
    $unicode |= (ord($utf8_str[1]) & 0x3F) << 6;
    $unicode |= (ord($utf8_str[2]) & 0x3F);
    return dechex($unicode);
}

/**
 * Unicode字符转换成utf8字符
 * @param [type] $unicode_str Unicode字符
 * @return [type]       Utf-8字符
 */
function unicode_to_utf8($unicode_str) {
    $utf8_str = '';
    $code = intval(hexdec($unicode_str));
    //这里注意转换出来的code一定得是整形，这样才会正确的按位操作
    $ord_1 = decbin(0xe0 | ($code >> 12));
    $ord_2 = decbin(0x80 | (($code >> 6) & 0x3f));
    $ord_3 = decbin(0x80 | ($code & 0x3f));
    $utf8_str = chr(bindec($ord_1)) . chr(bindec($ord_2)) . chr(bindec($ord_3));
    return $utf8_str;
}

//字符串转UTF8
function strToUtf8($str){
    $encode = mb_detect_encoding($str, array("ASCII",'UTF-8',"GB2312","GBK",'BIG5'));
    if($encode == 'UTF-8'){
        return $str;
    }else{
        return mb_convert_encoding($str, 'UTF-8', $encode);
    }
}

//postcul方式
function curlPost($url = '', $postData = '', $options = array())
{
    if (is_array($postData)) {
        $postData = http_build_query($postData);
    }
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_POST, 1);
    curl_setopt($ch, CURLOPT_POSTFIELDS, $postData);
    curl_setopt($ch, CURLOPT_TIMEOUT, 30); //设置cURL允许执行的最长秒数
    if (!empty($options)) {
        curl_setopt_array($ch, $options);
    }
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
    $data = curl_exec($ch);
    curl_close($ch);
    return $data;
}

//cil模式判断
function is_cli(){
    return preg_match("/cli/i", php_sapi_name()) ? true : false;
}

//发起网络请求
function httpGet($url,$xml=null){
    $curl = curl_init();
    curl_setopt($curl, CURLOPT_URL,$url);
// curl_setopt($curl, CURLOPT_CUSTOMREQUEST, "POST");
    curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
    curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE);
    curl_setopt($curl, CURLOPT_USERAGENT, 'Mozilla/5.0 (compatible; MSIE 5.01; Windows NT 5.0)');
    curl_setopt($curl, CURLOPT_FOLLOWLOCATION, 1);
    curl_setopt($curl, CURLOPT_AUTOREFERER, 1);
// curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
    curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($curl, CURLOPT_TIMEOUT, 500);
    if(!empty($xml)){
        curl_setopt($curl, CURLOPT_POST, 1);
        curl_setopt($curl, CURLOPT_POSTFIELDS, $xml);
    }
    $res = curl_exec($curl);
    curl_close($curl);
    return $res;
}

//正则给文章内容中的图片添加域名
function get_img_thumb_url($content="",$suffix="https://xxx.com/"){
    $suffix = request()->domain().'/';
    $pregRule = "/<[img|IMG].*?src=[\'|\"](\/.*?(?:[\.jpg|\.jpeg|\.png|\.gif|\.bmp|\.JPG]))[\'|\"].*?[\/]?>/";
    if(preg_match($pregRule,$content)){
        $content = preg_replace($pregRule, '<img src="'.$suffix.'${1}" style="max-width:100%">', $content);
        return $content;
    }else{
        return $content;
    }
}

//正则获取文章中的图片
function get_img_url($content=""){
    $pattern="/<img.*?src=[\'|\"](.*?(?:[\.gif|\.jpg|\.png]))[\'|\"].*?[\/]?>/";
    $str=$content;
    preg_match_all($pattern,$str,$mat);
    if(isset($mat)){
        return $mat[1];
    }else{
        return false;
    }
}

//cookie加密解密
function encryption($username,$type=0){
    $key = sha1(config('app.COOKIE_KEY'));
    if(!$type){
        return base64_encode($username ^ $key);
    }
    $username =  base64_decode($username);
    return $username ^ $key;
}

//解密session
function unlocksession($arr){
    if(is_array($arr)){
        foreach ($arr as $key=>$value){
            $arr[$key]=unlock($value);
        }
    }else{
        $arr=unlock($arr);
    }
    return $arr;
}

//加密函数
function lock($str)
{
    $key = '32sdflsjdflsajdfcrrt52uiopf';
    $iv= 'lskqwijeqwe5q8e';
    // md5->true 为16位md5
    $strEncode= base64_encode(openssl_encrypt($str, 'AES-256-CBC',$key, OPENSSL_RAW_DATA , $iv));
    return  $strEncode;
}

//解密函数
function unlock($str)
{
    $key = '32sdflsjdflsajdfcrrt52uiopf';
    //md5(time(). uniqid(),true);
    $iv= 'lskdjwuqid6s5q8e';
    return openssl_decrypt(base64_decode($str), 'AES-256-CBC', $key, OPENSSL_RAW_DATA, $iv);
}

//调用 Password Hashing API
//加密入库
function password($_password){
    $options = [
        'salt' => sha1(md5(rand(8999, 99999)).'pcizone_pciclass_peter'), //随便加点盐
        'cost' => 11 // 加密级别，默认10，越大约占内存
    ];
    $hash = password_hash($_password, PASSWORD_BCRYPT, $options);//加密固定为60位字符串
    return $hash;
}

//验证密码是否一致
function eqpass($_new,$_old){
    if (password_verify($_new, $_old)) {
        return true;
    }else{
        return false;
    }
}

//数组 转 对象
function array_to_object($arr) {
    if (gettype($arr) != 'array') {
        return;
    }
    foreach ($arr as $k => $v) {
        if (gettype($v) == 'array' || getType($v) == 'object') {
            $arr[$k] = (object)array_to_object($v);
        }
    }
    return (object)$arr;
}

//对象 转 数组
function object_to_array($obj) {
    $obj = (array)$obj;
    foreach ($obj as $k => $v) {
        if (gettype($v) == 'resource') {
            return;
        }
        if (gettype($v) == 'object' || gettype($v) == 'array') {
            $obj[$k] = (array)object_to_array($v);
        }
    }
    return $obj;
}

//以时间生成随机字符串
function getOrderNum(){
    return date('YmdHis'.mt_rand(1,9999999));
}

//以时间生成加密随机字符串
function getNum(){
    return sha1(md5(date('YmdHis'.mt_rand(1,9999999))));
}

//将对象转换成字符串，并且去掉最后的逗号
function objArrOfStr(&$_object,$_field){
    if($_object){
        $_html=null;
        foreach ($_object as $_value){
            $_html.= $_value->$_field.',';
        }
    }
    return  mb_substr($_html,0,-1,'utf-8');
}

//字符串截取
function my_substr(&$_object,$_field,$_length,$_encoding){
    if($_object){
        if(is_array($_object)){
            foreach ($_object as $_value){
                if(mb_strlen($_value->$_field,'utf-8')>$_length){
                    $_value->$_field = mb_substr($_value->$_field,0,$_length,$_encoding)."..";
                }
            }
        }else{
            if(mb_strlen($_object,'utf-8')>$_length){
                return  mb_substr($_object,0,$_length,$_encoding)."..";
            }else{
                return $_object;
            }
        }
    }
}

//字符截取
function cutstr($str,$length=0,$ext='...'){
    if($length < 1){
        return $str;
    }
    //计算字符串长度
    $strlen = (strlen($str) + mb_strlen($str,"UTF-8")) / 2;
    if($strlen < $length){
        return $str;
    }
    $str = mb_substr($str,0,$length);
    $str = rtrim($str," ,.。，-——（【、；‘“??《<@");
    return $str.$ext;
}

//字符截取，中文算2个字符，英文算一个字符
function esub($str, $length = 0,$ext = "..."){
    if($length < 1){
        return $str;
    }
    //计算字符串长度
    $strlen = (strlen($str) + mb_strlen($str,"UTF-8")) / 2;
    if($strlen < $length){
        return $str;
    }
    if(mb_check_encoding($str,"UTF-8")){
        $str = mb_strcut(mb_convert_encoding($str, "GBK","UTF-8"), 0, $length, "GBK");
        $str = mb_convert_encoding($str, "UTF-8", "GBK");
    }else{
        return "不支持的文档编码";
    }
    $str = rtrim($str," ,.。，-——（【、；‘“??《<@");
    return $str.$ext;
}

//https判断
function htp(){
    return ((isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on') || (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https')) ? 'https://' : 'http://';
}

//网址前缀判断是否存在
function getHttpHeader($url=''){
    $preg = "/^http(s)?:\\/\\/.+/";
    if(preg_match($preg,$url)){
        return true;
    }else{
        return false;
    }
}

//数组转xml
function ArrToXml($arr)
{
    if(!is_array($arr) || count($arr) == 0) return '';
    $xml = "<xml>";
    foreach ($arr as $key=>$val)
    {
        if (is_numeric($val)){
            $xml.="<".$key.">".$val."</".$key.">";
        }else{
            $xml.="<".$key."><![CDATA[".$val."]]></".$key.">";
        }
    }
    $xml.="</xml>";
    return $xml;
}

//Xml转数组
function XmlToArr($xml)
{
    if($xml == '') return '';
    libxml_disable_entity_loader(true);
    $arr = json_decode(json_encode(simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA)), true);
    return $arr;
}

// 保存session
function savesession($name,$arr){
    if(is_array($arr)){
        foreach ($arr as $key=>$value){
            $arr[$key]=lock($value);
        }
    }else{
        $arr=lock($arr);
    }
    //保存
    session($name,$arr);
    //ID重置
    session_regenerate_id();
}

//清理session
function unSession() {
    session_destroy();
}

//根据ip获取城市、网络运营商等信息
function findCityByIp($ip){
    $data = file_get_contents('http://ip.taobao.com/service/getIpInfo.php?ip='.$ip);
    return json_decode($data,$assoc=true);
}

//获取用户浏览器类型
function getBrowser(){
    $agent=$_SERVER["HTTP_USER_AGENT"];
    if(strpos($agent,'MSIE')!==false || strpos($agent,'rv:11.0')) //ie11判断
        return "ie";
    else if(strpos($agent,'Firefox')!==false)
        return "firefox";
    else if(strpos($agent,'Chrome')!==false)
        return "chrome";
    else if(strpos($agent,'Opera')!==false)
        return 'opera';
    else if((strpos($agent,'Chrome')==false)&&strpos($agent,'Safari')!==false)
        return 'safari';
    else
        return 'unknown';
}

//获取网站来源
function getFromPage(){
    return $_SERVER['HTTP_REFERER'];
}