Julio Montoya
6 years ago
parent
3d306c23f0
commit
19e163a2bb
@ -1,123 +0,0 @@ |
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<?php |
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/* For licensing terms, see /license.txt */ |
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/** |
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* This file is responsible for passing requested documents to the browser. |
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* Many functions updated and moved to lib/document.lib.php. |
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* |
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* @package chamilo.document |
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*/ |
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session_cache_limiter('none'); |
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require_once __DIR__.'/../inc/global.inc.php'; |
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$this_section = SECTION_COURSES; |
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// Protection |
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api_protect_course_script(); |
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$_course = api_get_course_info(); |
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if (!isset($_course)) { |
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api_not_allowed(true); |
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} |
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$doc_url = $_GET['doc_url']; |
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// Change the '&' that got rewritten to '///' by mod_rewrite back to '&' |
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$doc_url = str_replace('///', '&', $doc_url); |
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// Still a space present? it must be a '+' (that got replaced by mod_rewrite) |
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$doc_url = str_replace(' ', '+', $doc_url); |
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$docUrlParts = preg_split('/\/|\\\/', $doc_url); |
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$doc_url = ''; |
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foreach ($docUrlParts as $docUrlPart) { |
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if (empty($docUrlPart) || in_array($docUrlPart, ['.', '..', '0'])) { |
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continue; |
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} |
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$doc_url .= '/'.$docUrlPart; |
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} |
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if (empty($doc_url)) { |
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api_not_allowed( |
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!empty($_GET['origin']) && $_GET['origin'] === 'learnpath' |
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); |
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} |
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// Dealing with image included into survey: when users receive a link towards a |
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// survey while not being authenticated on the platform. |
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// The administrator should probably be able to disable this code through admin |
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// inteface. |
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$refer_script = isset($_SERVER["HTTP_REFERER"]) ? strrchr($_SERVER["HTTP_REFERER"], '/') : null; |
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$sys_course_path = api_get_path(SYS_COURSE_PATH).$_course['path'].'/document'; |
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if (substr($refer_script, 0, 15) == '/fillsurvey.php') { |
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$invitation = substr(strstr($refer_script, 'invitationcode='), 15); |
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$course = strstr($refer_script, 'course='); |
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$course = substr($course, 7, strpos($course, '&') - 7); |
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include '../survey/survey.download.inc.php'; |
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$_course = check_download_survey($course, $invitation, $doc_url); |
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$_course['path'] = $_course['directory']; |
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} else { |
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// If the rewrite rule asks for a directory, we redirect to the document explorer |
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if (is_dir($sys_course_path.$doc_url)) { |
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// Remove last slash if present |
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// mod_rewrite can change /some/path/ to /some/path// in some cases, so clean them all off (René) |
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while ($doc_url[$dul = strlen($doc_url) - 1] == '/') { |
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$doc_url = substr($doc_url, 0, $dul); |
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} |
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// Group folder? |
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$gid_req = ($_GET['gidReq']) ? '&gidReq='.intval($_GET['gidReq']) : ''; |
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// Create the path |
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$document_explorer = api_get_path(WEB_CODE_PATH).'document/document.php?curdirpath='.urlencode($doc_url).'&'.api_get_cidreq_params(Security::remove_XSS($_GET['cidReq'], 0, $gid_req)); |
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// Redirect |
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header('Location: '.$document_explorer); |
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exit; |
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} |
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} |
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//Fixes swf upload problem in chamilo 1.8.x. When uploading a file with |
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//the character "-" the filename was changed from "-" to "_" in the DB for no reason |
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$path_info = pathinfo($doc_url); |
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$fix_file_name = false; |
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if (isset($path_info['extension']) && $path_info['extension'] == 'swf') { |
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$fixed_url = str_replace('-', '_', $doc_url); |
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$doc_id = DocumentManager::get_document_id(api_get_course_info(), $doc_url); |
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if (!$doc_id) { |
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$doc_id = DocumentManager::get_document_id(api_get_course_info(), $doc_url, '0'); |
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if (!$doc_id) { |
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$fix_file_name = true; |
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} |
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} |
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} |
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if (Security::check_abs_path($sys_course_path.$doc_url, $sys_course_path.'/')) { |
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$fullFileName = $sys_course_path.$doc_url; |
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if ($fix_file_name) { |
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$doc_url = $fixed_url; |
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} |
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// Check visibility of document and paths |
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$is_visible = DocumentManager::is_visible($doc_url, $_course, api_get_session_id()); |
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//Document's slideshow thumbnails |
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//correct $is_visible used in below and ??. Now the students can view the thumbnails too |
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if (preg_match('/\.thumbs\/\./', $doc_url)) { |
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$doc_url_thumbs = str_replace('.thumbs/.', '', $doc_url); |
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$is_visible = DocumentManager::is_visible($doc_url_thumbs, $_course, api_get_session_id()); |
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} |
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if (!api_is_allowed_to_edit() && !$is_visible) { |
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echo Display::return_message(get_lang('Protected Document'), 'error'); //api_not_allowed backbutton won't work. |
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exit; // You shouldn't be here anyway. |
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} |
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// Launch event |
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Event::event_download($doc_url); |
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$download = !empty($_GET['dl']) ? true : false; |
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$result = DocumentManager::file_send_for_download($fullFileName, $download); |
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if ($result === false) { |
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api_not_allowed(true); |
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} |
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} |
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exit; |
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