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95 lines
2.6 KiB
95 lines
2.6 KiB
<?php
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/*
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==============================================================================
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Dokeos - elearning and course management software
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Copyright (c) 2008 Dokeos Latinoamerica SAC
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Copyright (c) 2006 Dokeos SPRL
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Copyright (c) 2006 Ghent University (UGent)
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Copyright (c) various contributors
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For a full list of contributors, see "credits.txt".
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The full license can be read in "license.txt".
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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See the GNU General Public License for more details.
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Contact address: Dokeos, rue du Corbeau, 108, B-1030 Brussels, Belgium
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Mail: info@dokeos.com
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==============================================================================
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*/
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/**
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* Gradebook link to dropbox item
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* @author Bert Steppé
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* @package dokeos.gradebook
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*/
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class DropboxLink extends EvalLink
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{
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// INTERNAL VARIABLES
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private $dropbox_table = null;
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// CONSTRUCTORS
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function DropboxLink() {
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$this->set_type(LINK_DROPBOX);
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}
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// FUNCTIONS IMPLEMENTING ABSTRACTLINK
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public function get_view_url ($stud_id) {
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// find a file uploaded by the given student,
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// with the same title as the evaluation name
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$eval = $this->get_evaluation();
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$sql = 'SELECT filename'
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.' FROM '.$this->get_dropbox_table()
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.' WHERE uploader_id = '.$stud_id
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." AND title = '".Database::escape_string($eval->get_name())."'";
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$result = api_sql_query($sql, __FILE__, __LINE__);
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if ($fileurl = Database::fetch_row($result)) {
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$course_info = Database :: get_course_info($this->get_course_code());
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$url = api_get_path(WEB_PATH)
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.'main/gradebook/open_document.php?file='
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.$course_info['directory']
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.'/'
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.$fileurl[0];
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return $url;
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} else {
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return null;
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}
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}
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public function get_type_name() {
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return get_lang('DokeosDropbox');
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}
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public function is_allowed_to_change_name() {
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return false;
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}
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// INTERNAL FUNCTIONS
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/**
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* Lazy load function to get the dropbox database table
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*/
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private function get_dropbox_table () {
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if (!isset($this->dropbox_table)) {
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$course_info = Database :: get_course_info($this->get_course_code());
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$database_name = $course_info['db_name'];
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$this->dropbox_table = Database :: get_course_table(TABLE_DROPBOX_FILE, $database_name);
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}
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return $this->dropbox_table;
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}
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} |