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- <?php // $Id: download.php 12218 2007-05-01 18:27:14Z yannoo $
- /*
- ==============================================================================
- Dokeos - elearning and course management software
- Copyright (c) 2008 Dokeos SPRL
- For a full list of contributors, see "credits.txt".
- The full license can be read in "license.txt".
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License
- as published by the Free Software Foundation; either version 2
- of the License, or (at your option) any later version.
- See the GNU General Public License for more details.
- Contact address: Dokeos, rue du Corbeau, 108, B-1030 Brussels, Belgium
- info@dokeos.com
- ==============================================================================
- */
- /**
- ==============================================================================
- * This file is responsible for passing requested documents to the browser.
- * Html files are parsed to fix a few problems with URLs,
- * but this code will hopefully be replaced soon by an Apache URL
- * rewrite mechanism.
- *
- * @package dokeos.document
- ==============================================================================
- */
- /*
- ==============================================================================
- MAIN CODE
- ==============================================================================
- */
- session_cache_limiter('public');
- include('../inc/global.inc.php');
- $this_section=SECTION_COURSES;
- include(api_get_path(LIBRARY_PATH).'document.lib.php');
- // IMPORTANT to avoid caching of documents
- header('Expires: Wed, 01 Jan 1990 00:00:00 GMT');
- header('Cache-Control: public');
- header('Pragma: no-cache');
- //protection
- api_protect_course_script(true);
- $doc_url = $_GET['file'];
- //change the '&' that got rewritten to '///' by mod_rewrite back to '&'
- $doc_url = str_replace('///', '&', $doc_url);
- //still a space present? it must be a '+' (that got replaced by mod_rewrite)
- $doc_url = str_replace(' ', '+', $doc_url);
- $doc_url = str_replace('/..', '', $doc_url); //echo $doc_url;
- if (! isset($_course))
- {
- api_not_allowed(true);
- }
- $full_file_name = api_get_path(SYS_COURSE_PATH).api_get_course_path().'/upload/blog/'.$doc_url;
- //if the rewrite rule asks for a directory, we redirect to the course view
- if (is_dir($full_file_name))
- {
- //remove last slash if present
- while ($doc_url{$dul = strlen($doc_url)-1}=='/') $doc_url = substr($doc_url,0,$dul);
- //create the path
- $document_explorer = api_get_path(WEB_COURSE_PATH).api_get_course_path(); // home course path
- //redirect
- header('Location: '.$document_explorer);
- }
- $tbl_blogs_attachment = Database::get_course_table(TABLE_BLOGS_ATTACHMENT);
- // launch event
- event_download($doc_url);
- $sql = 'SELECT filename FROM '.$tbl_blogs_attachment.' WHERE path LIKE BINARY "'.$doc_url.'"';
- $result= api_sql_query($sql, __FILE__, __LINE__);
- $row= Database::fetch_array($result);
- DocumentManager::file_send_for_download($full_file_name,TRUE, $row['filename']);
- exit;
- ?>
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