예제 #1
0
 /**
  * Handles a download Request
  *
  * @param array $d
  * @return boolean
  */
 function download_request(&$d)
 {
     global $download_id, $VM_LANG, $vmLogger;
     $db = new ps_DB();
     $download_id = $db->getEscaped(vmGet($d, "download_id"));
     $q = "SELECT * FROM #__{vm}_product_download WHERE";
     $q .= " download_id = '{$download_id}'";
     $db->query($q);
     $db->next_record();
     $download_id = $db->f("download_id");
     $file_name = $db->f("file_name");
     if (strncmp($file_name, 'http', 4) !== 0) {
         $datei = DOWNLOADROOT . $file_name;
     } else {
         $datei = $file_name;
     }
     $download_max = $db->f("download_max");
     $end_date = $db->f("end_date");
     $zeit = time();
     if (!$download_id) {
         $vmLogger->err($VM_LANG->_('PHPSHOP_DOWNLOADS_ERR_INV', false));
         return false;
         //vmRedirect("index.php?option=com_virtuemart&page=shop.downloads", $d["error"]);
     } elseif ($download_max == "0") {
         $q = "DELETE FROM #__{vm}_product_download";
         $q .= " WHERE download_id = '" . $download_id . "'";
         $db->query($q);
         $db->next_record();
         $vmLogger->err($VM_LANG->_('PHPSHOP_DOWNLOADS_ERR_MAX', false));
         return false;
         //vmRedirect("index.php?option=com_virtuemart&page=shop.downloads", $d["error"]);
     } elseif ($end_date != "0" && $zeit > $end_date) {
         $q = "DELETE FROM #__{vm}_product_download";
         $q .= " WHERE download_id = '" . $download_id . "'";
         $db->query($q);
         $db->next_record();
         $vmLogger->err($VM_LANG->_('PHPSHOP_DOWNLOADS_ERR_EXP', false));
         return false;
         //vmRedirect("index.php?option=com_virtuemart&page=shop.downloads", $d["error"]);
     }
     require_once CLASSPATH . 'connectionTools.class.php';
     $download_count = true;
     if (@file_exists($datei)) {
         // Check if this is a request for a special range of the file (=Resume Download)
         $range_request = vmConnector::http_rangeRequest(filesize($datei), false);
         if ($range_request[0] == 0) {
             // this is not a request to resume a download,
             $download_count = true;
         } else {
             $download_count = false;
         }
     } else {
         $download_count = false;
     }
     // Parameter to check if the file should be removed after download, which is only true,
     // if we have a remote file, which was transferred to this server into a temporary file
     $unlink = false;
     if (strncmp($datei, 'http', 4) === 0) {
         require_once CLASSPATH . 'ps_product_files.php';
         $datei_local = ps_product_files::getRemoteFile($datei);
         if ($datei_local !== false) {
             $datei = $datei_local;
             $unlink = true;
         } else {
             $vmLogger->err($VM_LANG->_('VM_DOWNLOAD_FILE_NOTFOUND', false));
             return false;
         }
     } else {
         // Check, if file path is correct
         // and file is
         if (!@file_exists($datei)) {
             $vmLogger->err($VM_LANG->_('VM_DOWNLOAD_FILE_NOTFOUND', false));
             return false;
             //vmRedirect("index.php?option=com_virtuemart&page=shop.downloads", $d["error"]);
         }
         if (!@is_readable($datei)) {
             $vmLogger->err($VM_LANG->_('VM_DOWNLOAD_FILE_NOTREADABLE', false));
             return false;
             //vmRedirect("index.php?option=com_virtuemart&page=shop.downloads", $d["error"]);
         }
     }
     if ($download_count) {
         // decrement the download_max to limit the number of downloads
         $q = "UPDATE `#__{vm}_product_download` SET";
         $q .= " `download_max`=`download_max` - 1";
         $q .= " WHERE download_id = '" . $download_id . "'";
         $db->query($q);
         $db->next_record();
     }
     if ($end_date == "0") {
         // Set the Download Expiry Date, so the download can expire after DOWNLOAD_EXPIRE seconds
         $end_date = time('u') + DOWNLOAD_EXPIRE;
         $q = "UPDATE #__{vm}_product_download SET";
         $q .= " end_date={$end_date}";
         $q .= " WHERE download_id = '" . $download_id . "'";
         $db->query($q);
         $db->next_record();
     }
     if (ereg('Opera(/| )([0-9].[0-9]{1,2})', $_SERVER['HTTP_USER_AGENT'])) {
         $UserBrowser = "Opera";
     } elseif (ereg('MSIE ([0-9].[0-9]{1,2})', $_SERVER['HTTP_USER_AGENT'])) {
         $UserBrowser = "IE";
     } else {
         $UserBrowser = '';
     }
     $mime_type = $UserBrowser == 'IE' || $UserBrowser == 'Opera' ? 'application/octetstream' : 'application/octet-stream';
     // dump anything in the buffer
     while (@ob_end_clean()) {
     }
     vmConnector::sendFile($datei, $mime_type, basename($file_name));
     if ($unlink) {
         // remove the temporarily downloaded remote file
         @unlink($datei);
     }
     $GLOBALS['vm_mainframe']->close(true);
 }
예제 #2
0
 /**
  * Sends the requested file to the browser
  * and assures that the requested file is no payable product download file
  * @author soeren
  * @param int $file_id
  * @param int $product_id
  * @return mixed
  */
 function send_file($file_id, $product_id)
 {
     global $VM_LANG, $vmLogger, $mosConfig_absolute_path;
     $dbf = new ps_DB();
     $html = "";
     $sql = 'SELECT attribute_value FROM #__{vm}_product_attribute WHERE `product_id` = ' . intval($product_id) . ' AND attribute_name=\'download\'';
     $dbf->query($sql);
     $dbf->next_record();
     $exclude_filename = $GLOBALS['vmInputFilter']->safeSQL($dbf->f("attribute_value"));
     $sql = 'SELECT file_mimetype, file_name' . ' FROM `#__{vm}_product_files` WHERE ';
     if ($exclude_filename) {
         $sql .= ' file_title != \'' . $exclude_filename . '\' AND ';
     }
     $sql .= ' file_product_id = \'' . $product_id . '\' AND file_published = \'1\' AND file_id = \'' . $file_id . '\' AND file_is_image = \'0\'';
     $dbf->setQuery($sql);
     $dbf->query();
     if (!$dbf->next_record()) {
         $vmLogger->err($VM_LANG->_('PHPSHOP_FILES_NOT_FOUND', false));
         return false;
     }
     $filename = $mosConfig_absolute_path . str_replace($mosConfig_absolute_path, '', $dbf->f("file_name"));
     // dump anything in the buffer
     while (@ob_end_clean()) {
     }
     if (strtolower(substr($filename, 0, 4)) == 'http') {
         vmRedirect($filename);
     }
     if ($filename) {
         require_once CLASSPATH . 'connectionTools.class.php';
         vmConnector::sendFile($filename, $dbf->f("file_mimetype"));
         $GLOBALS['vm_mainframe']->close(true);
     } else {
         $vmLogger->err($VM_LANG->_('PHPSHOP_FILES_NOT_FOUND', false));
     }
     return true;
 }