Chamilo is a learning management system focused on ease of use and accessibility
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chamilo-lms/main/inc/course_document.inc.php

425 lines
12 KiB

<?php
$language_file = array('create_course', 'document');
include_once('global.inc.php');
/*
==============================================================================
INIT SECTION
==============================================================================
*/
// name of the language file that needs to be included
require_once api_get_path(INCLUDE_PATH).'lib/fckeditor/repository.php';
include(api_get_path(SYS_CODE_PATH).'document/document.inc.php');
//if(!$is_in_admin){
if(!api_is_platform_admin()){
api_protect_course_script();
}
//session
if(isset($_GET['id_session']))
$_SESSION['id_session'] = intval($_GET['id_session']);
$htmlHeadXtra[] =
"<script type=\"text/javascript\">
function confirmation (name)
{
if (confirm(\" ". api_convert_encoding(get_lang('AreYouSureToDelete'), 'UTF-8', $charset) ." \"+ name + \" ?\"))
{return true;}
else
{return false;}
}
</script>";
/*
-----------------------------------------------------------
Variables
- some need defining before inclusion of libraries
-----------------------------------------------------------
*/
$sType = isset($sType) ? $sType : '';
if($sType=="MP3") $sType="audio";
// Resource type
$sType = strtolower($sType);
// Choosing the repository to be used.
if (api_is_in_course())
{
if (!api_is_in_group())
{
// 1. We are inside a course and not in a group.
if (api_is_allowed_to_edit())
{
// 1.1. Teacher
$base_work_dir = api_get_path(SYS_COURSE_PATH).api_get_course_path().'/document/';
$http_www = api_get_path(WEB_COURSE_PATH).api_get_course_path().'/document/';
}
else
{
// 1.2. Student
$base_work_dir = api_get_path(SYS_COURSE_PATH).api_get_course_path().'/document/shared_folder/'.api_get_user_id().'/';
$http_www = api_get_path(WEB_COURSE_PATH).api_get_course_path().'/document/shared_folder/'.api_get_user_id().'/';
}
}
else
{
// 2. Inside a course and inside a group.
$base_work_dir = api_get_path(SYS_COURSE_PATH).api_get_course_path().'/document'.$group_properties['directory'].'/';
$http_www = api_get_path(WEB_COURSE_PATH).api_get_course_path().'/document'.$group_properties['directory'].'/';
}
}
else
{
if (api_is_platform_admin() && $_SESSION['this_section'] == 'platform_admin')
{
// 3. Platform administration activities.
$base_work_dir = $_configuration['root_sys'].'home/default_platform_document/';
$http_www = $_configuration['root_web'].'home/default_platform_document/';
}
else
{
// 4. The user is outside courses.
$base_work_dir = $_configuration['root_sys'].'main/upload/users/'.api_get_user_id().'/my_files/';
$http_www = $_configuration['root_web'].'main/upload/users/'.api_get_user_id().'/my_files/';
}
}
// Set the upload path according to the resource type.
if ($sType == 'audio')
{
check_and_create_resource_directory($base_work_dir, '/audio', get_lang('Audio'));
$base_work_dir = $base_work_dir.'audio/';
$http_www = $http_www.'audio/';
$path = "/audio/";
}
elseif ($sType == 'flash')
{
check_and_create_resource_directory($base_work_dir, '/flash', get_lang('Flash'));
$base_work_dir = $base_work_dir.'flash/';
$http_www = $http_www.'flash/';
$path = "/flash/";
}
elseif ($sType == 'images')
{
check_and_create_resource_directory($base_work_dir, '/images', get_lang('Images'));
$base_work_dir = $base_work_dir.'images/';
$http_www = $http_www.'images/';
$path = "/images/";
}
elseif ($sType == 'video')
{
check_and_create_resource_directory($base_work_dir, '/video', get_lang('Video'));
$base_work_dir = $base_work_dir.'video/';
$http_www = $http_www.'video/';
$path = "/video/";
}
elseif ($sType == 'video/flv')
{
check_and_create_resource_directory($base_work_dir, '/video', get_lang('Video'));
check_and_create_resource_directory($base_work_dir, '/video/flv', 'flv');
$base_work_dir = $base_work_dir.'video/flv/';
$http_www = $http_www.'video/flv/';
$path = "/video/flv/";
}
$course_dir = $_course['path']."/document/".$sType;
$sys_course_path = api_get_path(SYS_COURSE_PATH);
$dbl_click_id = 0; // used to avoid double-click
$is_allowed_to_edit = api_is_allowed_to_edit();
$req_gid = '';
/*
-----------------------------------------------------------
Libraries
-----------------------------------------------------------
*/
//libraries are included by default
include_once(api_get_path(LIBRARY_PATH) . 'fileDisplay.lib.php');
include_once(api_get_path(LIBRARY_PATH) . 'document.lib.php');
include_once(api_get_path(LIBRARY_PATH) . 'tablesort.lib.php');
/*
-----------------------------------------------------------
Constants and variables
-----------------------------------------------------------
*/
$course_quota = DocumentManager::get_course_quota();
/*
==============================================================================
MAIN SECTION
==============================================================================
*/
/*
-----------------------------------------------------------
Header
-----------------------------------------------------------
*/
$tool_name = get_lang("Doc"); // title of the page (should come from the language file)
?>
<style type="text/css" media="screen, projection">
/*<![CDATA[*/
@import "<?php echo api_get_path(WEB_CODE_PATH); ?>css/public_admin/default.css";
/*]]>*/
</style>
<?php
if(api_get_setting('stylesheets')<>'')
{
?>
<style type="text/css" media="screen, projection">
/*<![CDATA[*/
@import "<?php echo api_get_path(WEB_CODE_PATH); ?>css/<?php echo api_get_setting('stylesheets');?>/default.css";
/*]]>*/
</style>
<?php
}
$is_allowed_to_edit = api_is_allowed_to_edit();
if($is_allowed_to_edit) // TEACHER ONLY
{
/*======================================
DELETE FILE OR DIRECTORY
======================================*/
if ( isset($_GET['delete']) )
{
include_once(api_get_path(LIBRARY_PATH) . 'fileManage.lib.php');
if(DocumentManager::delete_document($_course,$_GET['delete'],$base_work_dir))
{
Display::display_normal_message(api_convert_encoding(get_lang('DocDeleted'), 'UTF-8', $charset));
}
else
{
Display::display_normal_message(api_convert_encoding(get_lang('DocDeleteError'), 'UTF-8', $charset));
}
}
if( isset($_POST['action']))
{
switch($_POST['action'])
{
case 'delete':
foreach($_POST['path'] as $index => $path)
{
DocumentManager::delete_document($_course,$path,$base_work_dir);
}
Display::display_normal_message(api_convert_encoding(get_lang('DocDeleted'), 'UTF-8', $charset));
break;
}
}
}
/*
-----------------------------------------------------------
GET ALL DOCUMENT DATA FOR CURDIRPATH
-----------------------------------------------------------
*/
$docs_and_folders = getlist ($base_work_dir.'/');
?>
<?php
if($docs_and_folders)
{
//echo('<pre>');
//print_r($docs_and_folders);
//echo('</pre>');
//*************************************************************************************************
//do we need the title field for the document name or not?
//we get the setting here, so we only have to do it once
$use_document_title = api_get_setting('use_document_title');
//create a sortable table with our data
$sortable_data = array();
while (list ($key, $id) = each($docs_and_folders))
{
// Skip directories.
if ($id['filetype'] != 'file')
{
continue;
}
$row = array ();
//if the item is invisible, wrap it in a span with class invisible
$invisibility_span_open = ($id['visibility']==0)?'<span class="invisible">':'';
$invisibility_span_close = ($id['visibility']==0)?'</span>':'';
//size (or total size of a directory)
$size = $id['filetype']=='folder' ? get_total_folder_size($id['path'],$is_allowed_to_edit) : $id[size];
//get the title or the basename depending on what we're using
if ($use_document_title=='true' AND $id['title']<>'')
{
$document_name=$id['title'];
}
else
{
$document_name=basename($id['path']);
}
//$row[] = $key; //testing
//data for checkbox
/*
if ($is_allowed_to_edit AND count($docs_and_folders)>1)
{
$row[] = $id['path'];
}
*/
// icons with hyperlinks
$row[]= '<a href="#" onclick="javascript:OpenFile(\''.$http_www.'/'.$id['title'].'\', \''.$sType.'\');return false;">'.build_document_icon_tag($id['filetype'],$id['path']).'</a>';
//document title with hyperlink
$row[] = '<a href="#" onclick="javascript:OpenFile(\''.$http_www.'/'.$id['title'].'\', \''.$sType.'\');return false;">'.$id['title'].'</a>';
//comments => display comment under the document name
//$row[] = $invisibility_span_open.nl2br(htmlspecialchars($id['comment'])).$invisibility_span_close;
$display_size = format_file_size($size);
$row[] = '<span style="display:none;">'.$size.'</span>'.$invisibility_span_open.$display_size.$invisibility_span_close;
//last edit date
$display_date = format_date(strtotime($id['lastedit_date']));
$row[] = '<span style="display:none;">'.$id['lastedit_date'].'</span>'.$invisibility_span_open.$display_date.$invisibility_span_close;
$sortable_data[] = $row;
}
//*******************************************************************************************
}
else
{
$sortable_data=array();
//$table_footer='<div style="text-align:center;"><strong>'.get_lang('NoDocsInFolder').'</strong></div>';
}
$table = new SortableTableFromArray($sortable_data,4,10);
$query_vars['curdirpath'] = $curdirpath;
if(isset($_SESSION['_gid']))
{
$query_vars['gidReq'] = $_SESSION['_gid'];
}
$table->set_additional_parameters($query_vars);
$column = 0;
/*
if ($is_allowed_to_edit AND count($docs_and_folders)>1)
{
$table->set_header($column++,'',false);
}
*/
$table->set_header($column++, api_htmlentities(get_lang('Type'), ENT_QUOTES, $charset));
$table->set_header($column++, api_htmlentities(get_lang('Title'), ENT_QUOTES, $charset));
//$column_header[] = array(get_lang('Comment'),true); => display comment under the document name
$table->set_header($column++, api_htmlentities(get_lang('Size'), ENT_QUOTES, $charset));
$table->set_header($column++, api_htmlentities(get_lang('Date'), ENT_QUOTES, $charset));
//currently only delete action -> take only DELETE right into account
/*
if (count($docs_and_folders)>1)
{
if ($is_allowed_to_edit)
{
$form_actions = array();
$form_action['delete'] = get_lang('Delete');
$table->set_form_actions($form_action,'path');
}
}
*/
echo api_convert_encoding($table->get_table_html(), 'UTF-8', $charset);
echo api_convert_encoding($table_footer, 'UTF-8', $charset);
////////// functions ////////////
function getlist ($directory) {
//global $delim, $win;
if ($d = @opendir($directory)) {
while (($filename = @readdir($d)) !== false) {
$path = $directory . $filename;
if ($filename != '.' && $filename != '..' && $filename != '.svn')
{
$file = array(
"lastedit_date" =>date ("Y-m-d H:i:s", filemtime($path)),
"visibility" => 1,
"path" => $path,
"title" => basename($path),
"filetype" => filetype($path),
"size" => filesize ($path)
);
$files[] = $file;
}
}
return $files;
}
else
{
return false;
}
}
function check_and_create_resource_directory($repository_path, $resource_directory, $resource_directory_name)
{
global $permissions_for_new_directories;
$resource_directory_full_path = substr($repository_path, 0, strlen($repository_path) - 1) . $resource_directory . '/';
if (!is_dir($resource_directory_full_path))
{
if (@mkdir($resource_directory_full_path, $permissions_for_new_directories))
{
// While we are in a course: Registering the newly created folder in the course's database.
if (api_is_in_course())
{
global $_course, $_user;
global $group_properties, $to_group_id;
$group_directory = !empty($group_properties['directory']) ? $group_properties['directory'] : '';
$doc_id = add_document($_course, $group_directory.$resource_directory, 'folder', 0, $resource_directory_name);
api_item_property_update($_course, TOOL_DOCUMENT, $doc_id, 'FolderCreated', $_user['user_id'], $to_group_id);
}
return true;
}
return false;
}
return true;
}
?>
<script type="text/javascript">
<!--
function OpenFile( fileUrl, type )
{
if(type=="audio")
{
ret = confirm('<?php echo api_convert_encoding(get_lang('AutostartMp3'), 'UTF-8', $charset); ?>');
if(ret==true)
{
GetE('autostart').checked = true;
}
else
{
GetE('autostart').checked = false;
}
}
SetUrl( fileUrl ) ;
//window.close() ;
}
//-->
</script>