axa 0 ارسال شده در آبان 97 گزارش بازنشر ارسال شده در آبان 97 (ویرایش شده) سلام دوستان من بعد از کلی جستجو در سایتهای خارجی، کد خوبی را پیدا کردم که بدون نیاز به دیتایس از فایلها محافظت میکنه و امکان hotlink هم داره که بر امنیتش اضافه میکنه اسکریپتهایی هستند که این کاررا انجام میدند اما چون هاست دانلود من امکان افزودن دیتابیس را نداره و پشتیبانی هم ساپورت نمیکنه این کد بهترین کد برای اکثر دوستان مثل من هست ولی متاسفانه مشکل resume شدن دانلود را نداره در ادامه <?php ############################################################### # File Download 1.31 ############################################################### # Visit http://www.zubrag.com/scripts/ for updates ############################################################### # Sample call: # download.php?f=phptutorial.zip # # Sample call (browser will try to save with new file name): # download.php?f=phptutorial.zip&fc=php123tutorial.zip ############################################################### // Allow direct file download (hotlinking)? // Empty - allow hotlinking // If set to nonempty value (Example: example.com) will only allow downloads when referrer contains this text define('ALLOWED_REFERRER', ''); // Download folder, i.e. folder where you keep all files for download. // MUST end with slash (i.e. "/" ) define('BASE_DIR','/home/user/downloads/'); // log downloads? true/false define('LOG_DOWNLOADS',true); // log file name define('LOG_FILE','downloads.log'); // Allowed extensions list in format 'extension' => 'mime type' // If myme type is set to empty string then script will try to detect mime type // itself, which would only work if you have Mimetype or Fileinfo extensions // installed on server. $allowed_ext = array ( // archives 'zip' => 'application/zip', // documents 'pdf' => 'application/pdf', 'doc' => 'application/msword', 'xls' => 'application/vnd.ms-excel', 'ppt' => 'application/vnd.ms-powerpoint', // executables 'exe' => 'application/octet-stream', // images 'gif' => 'image/gif', 'png' => 'image/png', 'jpg' => 'image/jpeg', 'jpeg' => 'image/jpeg', // audio 'mp3' => 'audio/mpeg', 'wav' => 'audio/x-wav', // video 'mpeg' => 'video/mpeg', 'mpg' => 'video/mpeg', 'mpe' => 'video/mpeg', 'mov' => 'video/quicktime', 'avi' => 'video/x-msvideo' ); #################################################################### ### DO NOT CHANGE BELOW #################################################################### // If hotlinking not allowed then make hackers think there are some server problems if (ALLOWED_REFERRER !== '' && (!isset($_SERVER['HTTP_REFERER']) || strpos(strtoupper($_SERVER['HTTP_REFERER']),strtoupper(ALLOWED_REFERRER)) === false) ) { die("Internal server error. Please contact system administrator."); } // Make sure program execution doesn't time out // Set maximum script execution time in seconds (0 means no limit) set_time_limit(0); if (!isset($_GET['f']) || empty($_GET['f'])) { die("Please specify file name for download."); } // Nullbyte hack fix if (strpos($_GET['f'], "\0") !== FALSE) die(''); // Get real file name. // Remove any path info to avoid hacking by adding relative path, etc. $fname = basename($_GET['f']); // Check if the file exists // Check in subfolders too function find_file ($dirname, $fname, &$file_path) { $dir = opendir($dirname); while ($file = readdir($dir)) { if (empty($file_path) && $file != '.' && $file != '..') { if (is_dir($dirname.'/'.$file)) { find_file($dirname.'/'.$file, $fname, $file_path); } else { if (file_exists($dirname.'/'.$fname)) { $file_path = $dirname.'/'.$fname; return; } } } } } // find_file // get full file path (including subfolders) $file_path = ''; find_file(BASE_DIR, $fname, $file_path); if (!is_file($file_path)) { die("File does not exist. Make sure you specified correct file name."); } // file size in bytes $fsize = filesize($file_path); // file extension $fext = strtolower(substr(strrchr($fname,"."),1)); // check if allowed extension if (!array_key_exists($fext, $allowed_ext)) { die("Not allowed file type."); } // get mime type if ($allowed_ext[$fext] == '') { $mtype = ''; // mime type is not set, get from server settings if (function_exists('mime_content_type')) { $mtype = mime_content_type($file_path); } else if (function_exists('finfo_file')) { $finfo = finfo_open(FILEINFO_MIME); // return mime type $mtype = finfo_file($finfo, $file_path); finfo_close($finfo); } if ($mtype == '') { $mtype = "application/force-download"; } } else { // get mime type defined by admin $mtype = $allowed_ext[$fext]; } // Browser will try to save file with this filename, regardless original filename. // You can override it if needed. if (!isset($_GET['fc']) || empty($_GET['fc'])) { $asfname = $fname; } else { // remove some bad chars $asfname = str_replace(array('"',"'",'\\','/'), '', $_GET['fc']); if ($asfname === '') $asfname = 'NoName'; } // set headers header("Pragma: public"); header("Expires: 0"); header("Cache-Control: must-revalidate, post-check=0, pre-check=0"); header("Cache-Control: public"); header("Content-Description: File Transfer"); header("Content-Type: $mtype"); header("Content-Disposition: attachment; filename=\"$asfname\""); header("Content-Transfer-Encoding: binary"); header("Content-Length: " . $fsize); // download // @readfile($file_path); $file = @fopen($file_path,"rb"); if ($file) { while(!feof($file)) { print(fread($file, 1024*8)); flush(); if (connection_status()!=0) { @fclose($file); die(); } } @fclose($file); } // log downloads if (!LOG_DOWNLOADS) die(); $f = @fopen(LOG_FILE, 'a+'); if ($f) { @fputs($f, date("m.d.Y g:ia")." ".$_SERVER['REMOTE_ADDR']." ".$fname."\n"); @fclose($f); } ?> ولی متاسفانه مشکلش نداشتن resume در حین دانلود هست کدی پیدا کردم که قابلیت resume را داره <?php $file = 'File address'; if (file_exists($file)) { date_default_timezone_set('GMT'); // $data_file = $file; $data_size = filesize($data_file); // $mime = 'application/otect-stream'; // $filename = basename($data_file); // // if (isset($_SERVER['HTTP_RANGE']) || isset($HTTP_SERVER_VARS['HTTP_RANGE'])) { $ranges_str = (isset($_SERVER['HTTP_RANGE']))?$_SERVER['HTTP_RANGE']:$HTTP_SERVER_VARS['HTTP_RANGE']; $ranges_arr = explode('-', substr($ranges_str, strlen('bytes='))); // if ((intval($ranges_arr[0]) >= intval($ranges_arr[1]) && $ranges_arr[1] != "" && $ranges_arr[0] != "" ) || ($ranges_arr[1] == "" && $ranges_arr[0] == "") ) { // $ranges_arr[0] = 0; $ranges_arr[1] = $data_size - 1; } } else { $ranges_arr[0] = 0; $ranges_arr[1] = $data_size - 1; } // $file = fopen($data_file, 'rb'); $start = $stop = 0; if ($ranges_arr[0] === "") { // $stop = $data_size - 1; $start = $data_size - intval($ranges_arr[1]); } elseif ($ranges_arr[1] === "") { //No last // $start = intval($ranges_arr[0]); $stop = $data_size - 1; } else { // $stop = intval($ranges_arr[1]); $start = intval($ranges_arr[0]); } // fseek($file, $start, SEEK_SET); $start = ftell($file); fseek($file, $stop, SEEK_SET); $stop = ftell($file); $data_len = $stop - $start; // if (isset($_SERVER['HTTP_RANGE']) || isset($HTTP_SERVER_VARS['HTTP_RANGE'])) { header('HTTP/1.0 206 Partial Content'); header('Status: 206 Partial Content'); } header('Accept-Ranges: bytes'); header('Content-type: ' . $mime); header('Content-Disposition: attachment; filename="' . $filename . '"'); header("Content-Range: bytes $start-$stop/" . $data_size ); header("Content-Length: " . ($data_len + 1)); // fseek($file, $start, SEEK_SET); $bufsize = 2048000; ignore_user_abort(true); @set_time_limit(0); while (!(connection_aborted() || connection_status() == 1) && $data_len > 0) { echo fread($file, $bufsize); $data_len -= $bufsize; flush(); } fclose($file); exit; }else{ echo "not found";} ?> چطور میشه کدهایی که مریوط به resume هست را در کد اول قرار داد لطفا به من کمک کنین پیشاپیش ممنون ویرایش شده آبان 97 توسط axa نقل قول لینک به ارسال
axa 0 ارسال شده در بهمن 97 مالک گزارش بازنشر ارسال شده در بهمن 97 سلام دوستان میتونید از کد زیر استفاده کنید <?php // Allow direct file download (hotlinking)? // Empty - allow hotlinking // If set to nonempty value (Example: example.com) will only allow downloads when referrer contains this text define('ALLOWED_REFERRER', ''); // If hotlinking not allowed then make hackers think there are some server problems if (ALLOWED_REFERRER !== '' && (!isset($_SERVER['HTTP_REFERER']) || strpos(strtoupper($_SERVER['HTTP_REFERER']),strtoupper(ALLOWED_REFERRER)) === false) ) { die("Internal server error. Please contact system administrator."); } // get the file request, throw error if nothing supplied // hide notices @ini_set('error_reporting', E_ALL & ~ E_NOTICE); /* turn off compression on the server @apache_setenv('no-gzip', 1); @ini_set('zlib.output_compression', 'Off'); /**/ if(!isset($_REQUEST['f']) || empty($_REQUEST['f'])) { header("HTTP/1.0 400 Bad Request"); exit; } // sanitize the file request, keep just the name and extension // also, replaces the file location with a preset one ('./myfiles/' in this example) $file_path = $_REQUEST['f']; $path_parts = pathinfo($file_path); $file_name = $path_parts['basename']; $file_ext = $path_parts['extension']; $file_path = './myfiles/' . $file_name; // allow a file to be streamed instead of sent as an attachment $is_attachment = isset($_REQUEST['stream']) ? false : true; // make sure the file exists if (is_file($file_path)) { $file_size = filesize($file_path); $file = @fopen($file_path,"rb"); if ($file) { // set the headers, prevent caching header("Pragma: public"); header("Expires: -1"); header("Cache-Control: public, must-revalidate, post-check=0, pre-check=0"); header("Content-Disposition: attachment; filename=\"$file_name\""); // set appropriate headers for attachment or streamed file if ($is_attachment) header("Content-Disposition: attachment; filename=\"$file_name\""); else header('Content-Disposition: inline;'); // set the mime type based on extension, add yours if needed. $ctype_default = "application/octet-stream"; $content_types = array( // archives 'zip' => 'application/zip', // documents 'pdf' => 'application/pdf', 'doc' => 'application/msword', 'xls' => 'application/vnd.ms-excel', 'ppt' => 'application/vnd.ms-powerpoint', // executables 'exe' => 'application/octet-stream', // images 'gif' => 'image/gif', 'png' => 'image/png', 'jpg' => 'image/jpeg', 'jpeg' => 'image/jpeg', // audio 'mp3' => 'audio/mpeg', 'wav' => 'audio/x-wav', // video 'mpeg' => 'video/mpeg', 'mpg' => 'video/mpeg', 'mpe' => 'video/mpeg', 'mov' => 'video/quicktime', 'avi' => 'video/x-msvideo', ); $ctype = isset($content_types[$file_ext]) ? $content_types[$file_ext] : $ctype_default; header("Content-Type: " . $ctype); //check if http_range is sent by browser (or download manager) if(isset($_SERVER['HTTP_RANGE'])) { list($size_unit, $range_orig) = explode('=', $_SERVER['HTTP_RANGE'], 2); if ($size_unit == 'bytes') { //multiple ranges could be specified at the same time, but for simplicity only serve the first range //http://tools.ietf.org/id/draft-ietf-http-range-retrieval-00.txt list($range, $extra_ranges) = explode(',', $range_orig, 2); } else { $range = ''; header('HTTP/1.1 416 Requested Range Not Satisfiable'); exit; } } else { $range = ''; } //figure out download piece from range (if set) list($seek_start, $seek_end) = explode('-', $range, 2); //set start and end based on range (if set), else set defaults //also check for invalid ranges. $seek_end = (empty($seek_end)) ? ($file_size - 1) : min(abs(intval($seek_end)),($file_size - 1)); $seek_start = (empty($seek_start) || $seek_end < abs(intval($seek_start))) ? 0 : max(abs(intval($seek_start)),0); //Only send partial content header if downloading a piece of the file (IE workaround) if ($seek_start > 0 || $seek_end < ($file_size - 1)) { header('HTTP/1.1 206 Partial Content'); header('Content-Range: bytes '.$seek_start.'-'.$seek_end.'/'.$file_size); header('Content-Length: '.($seek_end - $seek_start + 1)); } else header("Content-Length: $file_size"); header('Accept-Ranges: bytes'); set_time_limit(0); fseek($file, $seek_start); while(!feof($file)) { print(@fread($file, 1024*8)); ob_flush(); flush(); if (connection_status()!=0) { @fclose($file); exit; } } // file save was a success @fclose($file); exit; } else { // file couldn't be opened header("HTTP/1.0 500 Internal Server Error"); exit; } } else { // file does not exist header("HTTP/1.0 404 Not Found"); exit; } نقل قول لینک به ارسال
پست های پیشنهاد شده
به گفتگو بپیوندید
هم اکنون می توانید مطلب خود را ارسال نمایید و بعداً ثبت نام کنید. اگر حساب کاربری دارید، برای ارسال با حساب کاربری خود اکنون وارد شوید .