http-https php文件下载

http:

function  httpDownload($url, $path = ‘‘, $filename = ‘‘, $timeout = 60,$type = 0)
    {
            if ($url == ‘‘) {
                return false;
            }
            //获取远程文件数据
            if ($type === 0) {
                $ch = curl_init();
                curl_setopt($ch, CURLOPT_URL, $url);
                curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
                curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);//最长执行时间
                curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);//最长等待时间
                $file = curl_exec($ch);
                curl_close($ch);
            }
            if ($type === 1) {
                ob_start();
                readfile($url);
                $file = ob_get_contents();
                ob_end_clean();
            }
            if ($type === 2) {
                $file = file_get_contents($url);
            }
            //判断下载的数据 是否为空 下载超时问题
            if (empty($file)) {
                throw new \Exception("下载错误,无法获取下载文件！");
            }

            //没有指定路径则默认当前路径
            if ($path === ‘‘) {
                $path = "./";
            }
            //如果命名为空
            if ($filename === "") {
                $filename = md5($file);
            }
            //获取后缀名
            $ext = substr($url, strrpos($url, ‘.‘));
            if ($ext && strlen($ext) < 5) {
                $filename .= $ext;
            }

            //防止"/"没有添加
            $path = rtrim($path, "/") . "/";
            //var_dump($path.$filename);die();
            $fp2 = @fopen($path . $filename, ‘a‘);

            fwrite($fp2, $file);
            fclose($fp2);
            //echo "finish";
            return $filename;
    }

https:

 function httpsDownload($url, $path = ‘‘, $filename = ‘‘, $timeout = 60, $type = 0)
    {
        if ($url == ‘‘) {
            return false;
        }
        //获取远程文件数据
        if ($type === 0) {
            $ch = curl_init();
            curl_setopt($ch, CURLOPT_URL, $url);
            curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
            curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);//最长执行时间
            curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);//最长等待时间
            curl_setopt ($ch, CURLOPT_SSL_VERIFYPEER, false);
            curl_setopt ($ch, CURLOPT_SSL_VERIFYHOST, false);

            $file = curl_exec($ch);
            curl_close($ch);
        }
        if ($type === 1) {
            ob_start();
            readfile($url);
            $file = ob_get_contents();
            ob_end_clean();
        }
        if ($type === 2) {
            $file = file_get_contents($url);
        }
        //判断下载的数据 是否为空 下载超时问题
        if (empty($file)) {
            throw new \Exception("下载错误,无法获取下载文件！");
        }

        //没有指定路径则默认当前路径
        if ($path === ‘‘) {
            $path = "./";
        }
        //如果命名为空
        if ($filename === "") {
            $filename = md5($file);
        }
        //获取后缀名
        $ext = substr($url, strrpos($url, ‘.‘));
        if ($ext && strlen($ext) < 5) {
            $filename .= $ext;
        }

        //防止"/"没有添加
        $path = rtrim($path, "/") . "/";
        //var_dump($path.$filename);die();
        $fp2 = @fopen($path . $filename, ‘a‘);

        fwrite($fp2, $file);
        fclose($fp2);
        //echo "finish";
        return $filename;
    }

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