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109 lines
3.0 KiB
109 lines
3.0 KiB
<?php
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/* For licensing terms, see /license.txt */
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/**
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* @author jmontoya
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*
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* @package chamilo.document
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*/
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require_once __DIR__.'/../inc/global.inc.php';
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// Protection
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api_protect_course_script(true);
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$header_file = isset($_GET['file']) ? Security::remove_XSS($_GET['file']) : null;
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$document_id = intval($_GET['id']);
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$courseId = api_get_course_int_id();
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$course_info = api_get_course_info_by_id($courseId);
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$course_code = $course_info['code'];
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$session_id = api_get_session_id();
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if (empty($course_info)) {
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api_not_allowed(true);
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}
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// Generate path
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if (!$document_id) {
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$document_id = DocumentManager::get_document_id($course_info, $header_file);
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}
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$document_data = DocumentManager::get_document_data_by_id(
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$document_id,
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$course_code,
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true,
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$session_id
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);
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if ($session_id != 0 && !$document_data) {
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$document_data = DocumentManager::get_document_data_by_id(
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$document_id,
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$course_code,
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true,
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0
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);
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}
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if (empty($document_data)) {
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api_not_allowed(true);
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}
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$header_file = $document_data['path'];
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$name_to_show = cut($header_file, 80);
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$path_array = explode('/', str_replace('\\', '/', $header_file));
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$path_array = array_map('urldecode', $path_array);
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$header_file = implode('/', $path_array);
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$file = Security::remove_XSS(urldecode($document_data['path']));
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$file_root = $course_info['path'].'/document'.str_replace('%2F', '/', $file);
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$file_url_sys = api_get_path(SYS_COURSE_PATH).$file_root;
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$file_url_web = api_get_path(WEB_COURSE_PATH).$file_root;
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if (!file_exists($file_url_sys)) {
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api_not_allowed(true);
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}
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if (is_dir($file_url_sys)) {
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api_not_allowed(true);
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}
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//fix the screen when you try to access a protected course through the url
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$is_allowed_in_course = api_is_allowed_in_course();
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if ($is_allowed_in_course == false) {
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api_not_allowed(true);
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}
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// Check user visibility
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$is_visible = DocumentManager::check_visibility_tree(
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$document_id,
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api_get_course_info(),
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api_get_session_id(),
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api_get_user_id(),
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api_get_group_id()
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);
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if (!api_is_allowed_to_edit() && !$is_visible) {
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api_not_allowed(true);
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}
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//TODO:clean all code
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/* Main section */
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header('Expires: Wed, 01 Jan 1990 00:00:00 GMT');
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//header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT');
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header('Last-Modified: Wed, 01 Jan 2100 00:00:00 GMT');
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header('Cache-Control: no-cache, must-revalidate');
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header('Pragma: no-cache');
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$browser_display_title = 'Documents - '.Security::remove_XSS($_GET['cidReq']).' - '.$file;
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$file_url_web = api_get_path(WEB_COURSE_PATH).$course_info['path'].'/document'.$header_file.'?'.api_get_cidreq();
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$pathinfo = pathinfo($header_file);
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if ($pathinfo['extension'] == 'swf') {
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$width = '83%';
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$height = '83%';
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} else {
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$width = '100%';
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$height = '100%';
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}
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echo '<iframe border="0" frameborder="0" scrolling="no" style="width:'.$width.'; height:'.$height.';background-color:#ffffff;" id="mainFrame" name="mainFrame" src="'.$file_url_web.'?'.api_get_cidreq().'&rand='.mt_rand(1, 1000).'"></iframe>';
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