<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006-2016 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: 流年 <liu21st@gmail.com>
// +----------------------------------------------------------------------

use think\exception\ClassNotFoundException;
use app\model\Model as ModelModel ;
// 应用公共文件

if (!function_exists('widget')) {
    /**
     * 渲染输出Widget
     * @param string    $name Widget名称
     * @param array     $data 传入的参数
     * @return mixed
     * milo 2019-05-08 从TP5.1代码中拿来修改的
     */
    function widget($name, $data = [])
    {
        return action($name, $data, 'widget');
    }
}
if (!function_exists('action')) {
    /**
     * 调用模块的操作方法 参数格式 [模块/控制器/]操作
     * @param string        $url 调用地址
     * @param string|array  $vars 调用参数 支持字符串和数组
     * @param string        $layer 要调用的控制层名称
     * @param bool          $appendSuffix 是否添加类名后缀
     * @return mixed
     * milo 2019-05-08 从TP5.1代码中拿来修改的
     */
    function action($url, $vars = [], $layer = 'controller', $appendSuffix = false)
    {
        $info   = pathinfo($url);
        $action = $info['basename'];
        $module = '.' != $info['dirname'] ? $info['dirname'] : request()->controller();
        $class  = controller($module, $layer);
        if (is_scalar($vars)) {
            if (strpos($vars, '=')) {
                parse_str($vars, $vars);
            } else {
                $vars = [$vars];
            }
        }
        return app()->invokeMethod([$class, $action . config('route.action_suffix')], $vars);
    }
}
if (!function_exists('controller')) {
    /**
     * 实例化（分层）控制器 格式：[模块名/]控制器名
     * @access public
     * @param  string $name              资源地址
     * @param  string $layer             控制层名称
     * @param  bool   $appendSuffix      是否添加类名后缀
     * @param  string $empty             空控制器名称
     * @return object
     * @throws ClassNotFoundException
     * 
     * milo 2019-05-08 从TP5.1代码中拿来修改的
     */
    function controller($name, $layer = 'controller', $empty = '')
    {
        $class = parseClass($name, $layer);
        if (class_exists($class)) {
            return app()->make($class);
        } elseif ($empty && class_exists($emptyClass = app()->parseClass($layer, $empty))) {
            return app()->make($emptyClass);
        }

        throw new ClassNotFoundException('class not exists:' . $class, $class);
    }
}

if (!function_exists('parseClass')) {
    /**
     * 解析模块和类名
     * @access protected
     * @param  string $name         资源地址
     * @param  string $layer        验证层名称
     * @param  bool   $appendSuffix 是否添加类名后缀
     * @return array
     * 
     * milo 2019-05-08 从TP5.1代码中拿来修改的
     */
    function parseClass($name, $layer)
    {
        if (false !== strpos($name, '\\')) {
            $class  = $name;
        } else {
            if (strpos($name, '/')) {
                $names = explode('/', $name, 2);
                $name = $names[1];
            }
            $class = app()->parseClass($layer,$name);
        }
        return $class;
    }
}


if (!function_exists('randomStr')) {
    /**
     * 获取随机字符串
     * @param int $type 0：数字(默认)；1：全部；2:小写字母;3:大写字母；4：字母；
     * @param int $len 字符串长度
     * @return string
     */
    function randomStr($type = 0,$len = 5)
    {
        $strPol = "0123456789";
        if($type == 1) {
            $strPol = "ABCDEFGHIJKLMOPQRSTUVWYZ0123456789abcdefghijklmopqrstuvwyz";
        } elseif ($type == 2) {
            $strPol = "abcdefghijklmopqrstuvwyz";
        } elseif ($type == 3) {
            $strPol = "ABCDEFGHIJKLMOPQRSTUVWYZ";
        } elseif ($type == 4) {
            $strPol = "ABCDEFGHIJKLMOPQRSTUVWYZabcdefghijklmopqrstuvwyz";
        }
        $max = strlen($strPol) - 1;
        $str = '';
        for ($i=0;$i<$len;$i++) {
            $str .= $strPol[rand(0,$max)];
        }
        return $str;
    }
}

if(!function_exists('isMobile')){
    //判断访问终端是否为移动端
    function isMobile()
    {  
        // 如果有HTTP_X_WAP_PROFILE则一定是移动设备
        if (isset($_SERVER['HTTP_X_WAP_PROFILE'])) {
            return true;
        }
        // 如果via信息含有wap则一定是移动设备,部分服务商会屏蔽该信息
        if (isset($_SERVER['HTTP_VIA'])) { 
            // 找不到为flase,否则为true
            return stristr($_SERVER['HTTP_VIA'], "wap") ? true : false;
        } 
        // 脑残法，判断手机发送的客户端标志,兼容性有待提高。其中'MicroMessenger'是电脑微信
        if (isset($_SERVER['HTTP_USER_AGENT'])) {
            $clientkeywords = ['nokia','sony','ericsson','mot','samsung','htc','sgh','lg','sharp','sie-','philips','panasonic','alcatel','lenovo','iphone','ipod','blackberry','meizu','android','netfront','symbian','ucweb','windowsce','palm','operamini','operamobi','openwave','nexusone','cldc','midp','wap','mobile','MicroMessenger']; 
            // 从HTTP_USER_AGENT中查找手机浏览器的关键字
            if (preg_match("/(" . implode('|', $clientkeywords) . ")/i", strtolower($_SERVER['HTTP_USER_AGENT']))) {
                return true;
            }
        } 
        // 协议法，因为有可能不准确，放到最后判断
        if (isset ($_SERVER['HTTP_ACCEPT'])) { 
            // 如果只支持wml并且不支持html那一定是移动设备
            // 如果支持wml和html但是wml在html之前则是移动设备
            if ((strpos($_SERVER['HTTP_ACCEPT'], 'vnd.wap.wml') !== false) && (strpos($_SERVER['HTTP_ACCEPT'], 'text/html') === false || (strpos($_SERVER['HTTP_ACCEPT'], 'vnd.wap.wml') < strpos($_SERVER['HTTP_ACCEPT'], 'text/html')))) {
                return true;
            } 
        } 
        return false;
    }
}
//根据栏目获取路径
if(!function_exists('getUri')){
    function getUri($cate)
    {
        $url = '';
        if(!empty($cate)){
            if($cate['is_index']){
                return '/';
            }
            if(!empty($cate['url'])){
                return $cate['url'];
            }
            if(!empty($cate['route'])){
                return $cate['route'].".html";
            }
            switch ($cate["model_id"]){
                case ModelModel::MODEL_ARTICLE:
                    return url('/articles/'. $cate['id']);
                    break;
                case ModelModel::MODEL_PAGE:
                    return url('/page/index', ['categoryId' => $cate['id']]);
                    break;
                case ModelModel::MODEL_PRODUCT:
                    return url('/product/index', ['categoryId' => $cate['id']]);
                    break;
                default:
                    return url('/article/index', ['categoryId' => $cate['id']]);
                    break;
            }
        }
        return $url;
    }
}

//根据栏目获取文章路径
if (!function_exists('archiveGetUri')) {
    function archiveGetUri($archive)
    {
        if (!empty($archive) &&isset($archive["id"])&& isset($archive->archivesCategory)&&!empty($archive->archivesCategory)) {

            if (empty($archive->archivesCategory->route)) {
                switch ($archive->archivesCategory["model_id"]){
                    case ModelModel::MODEL_PRODUCT:
                        return '/product/detail/'.$archive['id'].".html";
                        break;
                    default:
                        return '/article/detail/'.$archive['id'].".html";
                        break;
                }
            } else {
                return $archive->archivesCategory->route."/".$archive['id'] .".html";
            }
        }
        return '';
    }
}


//根据文件大小转换为文字
if(!function_exists('sizeToStr')){
    function sizeToStr($size)
    {
        if(!is_numeric($size) || $size <= 0){
            return '';
        }
        $size = $size / 1024;
        if($size < 1024){
            return sprintf("%.2fK", $size);
        }
        $size = $size / 1024;
        if($size < 1024){
            return sprintf("%.2fM", $size);
        }
        $size = $size / 1024;
        return sprintf("%.2fG", $size);
    }
}

//根据路径获取文件名
if(!function_exists('getKeyByPath')){
    function getKeyByPath($path)
    {
        return substr($path, strrpos($path, '/')+1);
    }
}

//富文本中提取图片路径
if(!function_exists('getImageUrlFromText')){
    function getImageUrlFromText($content)
    {
        preg_match_all('/<img.*?src="(.*?)".*?>/is', $content, $imgs);
        $data = [];
        if(!empty($imgs) && !empty($imgs[1])){
            foreach($imgs[1] as $img){
                if(substr($img, 0, 4) != 'http'){
                    $key = getKeyByPath($img);
                    $data[$key] = $img;
                }
            }
        }
        return $data;
    }
}

//富文本中提取视频路径
if(!function_exists('getVideoUrlFromText')){
    function getVideoUrlFromText($content)
    {
        preg_match_all('/<video.*?src="(.*?)".*?>/is', $content, $videos);
        $data = [];
        if(!empty($videos) && !empty($videos[1])){
            foreach($videos[1] as $video){
                if(substr($video, 0, 4) != 'http'){
                    $key = getKeyByPath($video);
                    $data[$key] = $video;
                }
            }
        }
        return $data;
    }
}

//获取目录下的所有文件
if(!function_exists('getAllFilesByPath')){
    function getAllFilesByPath($path, $rootPath)
    {
        if(is_dir($path) && file_exists($path)){
            $items = scandir($path);
            $files = [];
            foreach($items as $item){
                if(substr($item, 0, 1) != '.' && strpos($item, '_') == false){
                    $itemPath = $path . '/' . $item;
                    if(is_file($itemPath)){
                        $size = filesize($itemPath);
                        $files[$item] = [
                            'path' => str_replace($rootPath, '/', $itemPath),
                            'realPath' => $itemPath,
                            'size' => $size,
                            'sizeStr' => sizeToStr($size),
                            'suffix' => strtolower(substr($item, strrpos($item, '.')+1))    //后缀
                        ];
                    }elseif(is_dir($itemPath)){
                        $childFiles = getAllFilesByPath($itemPath, $rootPath);
                        if(!empty($childFiles)){
                            $files = array_merge($files, $childFiles);
                        }else{
                            rmdir($itemPath);
                        }
                    }
                }
            }
            return $files;
        }
        return [];
    }
}

//过滤get输入
if(!function_exists('getFilter')){
    function getFilter($value){
        $getFilter = "'|(and|or)\b.+?(>|<|=|in|like)|\/\*.+?\*\/|<\s*script\b|\bEXEC\b|UNION.+?SELECT|UPDATE.+?SET|INSERT\s+INTO.+?VALUES|(SELECT|DELETE).+?FROM|(CREATE|ALTER|DROP|TRUNCATE)\s+(TABLE|DATABASE)";
        $forArray = false;
        if(is_array($value)){
            $forFilter = implode($value);
            $forArray = true;
        }else{
            $forFilter = $value;
        }
        if (preg_match("/".$getFilter."/is", $forFilter) == 1){
            $value = $forArray ? [] : '';
        }
        return filterExp($value);
    }
}

//过滤post录入
if(!function_exists('postFilter')){
    function postFilter($value){
        $postFilter = "\b(and|or)\b.{1,6}?(=|>|<|\bin\b|\blike\b)|\/\*.+?\*\/|<\s*script\b|\bEXEC\b|UNION.+?SELECT|UPDATE.+?SET|INSERT\s+INTO.+?VALUES|(SELECT|DELETE).+?FROM|(CREATE|ALTER|DROP|TRUNCATE)\s+(TABLE|DATABASE)";
        $forArray = false;
        if(is_array($value)){
            $forFilter = implode($value);
            $forArray = true;
        }else{
            $forFilter = $value;
        }
        if (preg_match("/".$postFilter."/is", $forFilter) == 1){
            $value = $forArray ? [] : '';
        }
        return filterExp($value);
    }
}

//过滤cookie数据
if(!function_exists('cookieFilter')){
    function cookieFilter($value){
        $cookieFilter = "\b(and|or)\b.{1,6}?(=|>|<|\bin\b|\blike\b)|\/\*.+?\*\/|<\s*script\b|\bEXEC\b|UNION.+?SELECT|UPDATE.+?SET|INSERT\s+INTO.+?VALUES|(SELECT|DELETE).+?FROM|(CREATE|ALTER|DROP|TRUNCATE)\s+(TABLE|DATABASE)";
        $forArray = false;
        if(is_array($value)){
            $forFilter = implode($value);
            $forArray = true;
        }else{
            $forFilter = $value;
        }
        if (preg_match("/".$cookieFilter."/is", $forFilter) == 1){
            $value = $forArray ? [] : '';
        }
        return filterExp($value);
    }
}

if(!function_exists('filterExp')){
    function filterExp($value){
        $filter = '/^(\s)+(EXP|NEQ|GT|EGT|LT|ELT|OR|XOR|LIKE|NOTLIKE|NOT LIKE|NOT BETWEEN|NOTBETWEEN|BETWEEN|NOTIN|NOT IN|IN)(\s)+$/i';
        $forArray = false;
        if(is_array($value)){
            $forFilter = implode($value);
            $forArray = true;
        }else{
            $forFilter = $value;
        }
        if (preg_match($filter, $forFilter) == 1){
            $value = $forArray ? [] : '';
        }
        return $value;
    }
}
if(!function_exists('arrayHtmlFilter')){
    function arrayHtmlFilter($arr) {
        foreach ($arr as $k => $one) {
            if(is_array($one)) {
                $arr[$k] = arrayHtmlFilter($one);
            } else {
                $one = trim($one);
                $arr[$k] = strip_tags($one);
            }
        }
        return $arr;
    }
}

if(!function_exists('getTextareaText')){
    function getTextareaText($content) {
        $content = trim($content);
        if(!empty($content)) {
            $content   = str_replace("\r\n", "\n", $content);
            $content   = str_replace("\r", "\n", $content);
        }
        return $content;
    }
}

if(!function_exists('getTextNlToList')){
    function getTextNlToList($content) {
        $list = [];
        $content = getTextareaText($content);
        if(!empty($content)) {
            $list = explode("\n", $content);
        }
        return $list;
    }
}

if (!function_exists('checkPathExistWithMake')) {
    /**
     * 检测文件夹是否存在，不存在时自动创建（需要有写入权限）
     * 支持递归创建
     *
     * @param string $absolutePath
     * @return bool
     */
    function checkPathExistWithMake(string $absolutePath): bool
    {
        try {
            $absolutePath   = rtrim($absolutePath, '/');
            if (empty($absolutePath)) {
                return false;
            }

            if (!is_dir($absolutePath)) {
                return mkdir($absolutePath, 0777, true);
            }

            return true;
        } catch (\Exception $e) {
            return false;
        }
    }
}

if (!function_exists('dateToFormat')) {
    /**
     * 时间日期格式化
     *
     * @param null|string $dateStr
     * @param string $format
     * @return string
     */
    function dateToFormat(?string $dateStr, string $format='Y-m-d'): string
    {
        if (empty($dateStr)) {
            return '';
        }

        $time = strtotime($dateStr);
        if (!$time) {
            return '';
        }

        return date($format, $time);
    }
}

if (!function_exists('timeToFormat')) {
    /**
     * 时间日期格式化
     *
     * @param int $time
     * @param string $format
     * @return string
     */
    function timeToFormat(int $time, string $format='Y-m-d'): string
    {
        if ($time <= 0) {
            return '';
        }

        return date($format, $time);
    }
}