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229 lines
11 KiB
229 lines
11 KiB
<?php
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// $Id: course_list.php 11618 2007-03-19 16:05:45Z elixir_julian $
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/*
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==============================================================================
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Dokeos - elearning and course management software
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Copyright (c) 2004 Dokeos S.A.
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Copyright (c) 2003 Ghent University (UGent)
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Copyright (c) 2001 Universite catholique de Louvain (UCL)
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Copyright (c) Olivier Brouckaert
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Copyright (c) Bart Mollet, Hogeschool Gent
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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: Dokeos, 181 rue Royale, B-1000 Brussels, Belgium, info@dokeos.com
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==============================================================================
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*/
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/**
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==============================================================================
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* @package dokeos.admin
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==============================================================================
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*/
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/*
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==============================================================================
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INIT SECTION
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==============================================================================
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*/
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// name of the language file that needs to be included
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$language_file = 'admin';
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$cidReset = true;
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require ('../inc/global.inc.php');
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$this_section = SECTION_PLATFORM_ADMIN;
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api_protect_admin_script();
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require_once (api_get_path(LIBRARY_PATH)."course.lib.php");
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require_once (api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php');
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require_once (api_get_path(LIBRARY_PATH).'sortabletable.class.php');
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/**
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* Get the number of courses which will be displayed
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*/
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function get_number_of_courses()
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{
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$course_table = Database :: get_main_table(TABLE_MAIN_COURSE);
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$sql = "SELECT COUNT(code) AS total_number_of_items FROM $course_table";
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if (isset ($_GET['keyword']))
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{
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$keyword = mysql_real_escape_string($_GET['keyword']);
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$sql .= " WHERE title LIKE '%".$keyword."%' OR code LIKE '%".$keyword."%'";
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}
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elseif (isset ($_GET['keyword_code']))
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{
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$keyword_code = mysql_real_escape_string($_GET['keyword_code']);
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$keyword_title = mysql_real_escape_string($_GET['keyword_title']);
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$keyword_category = mysql_real_escape_string($_GET['keyword_category']);
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$keyword_language = mysql_real_escape_string($_GET['keyword_language']);
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$keyword_visibility = mysql_real_escape_string($_GET['keyword_visibility']);
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$keyword_subscribe = mysql_real_escape_string($_GET['keyword_subscribe']);
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$keyword_unsubscribe = mysql_real_escape_string($_GET['keyword_unsubscribe']);
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$sql .= " WHERE code LIKE '%".$keyword_code."%' AND title LIKE '%".$keyword_title."%' AND category_code LIKE '%".$keyword_category."%' AND course_language LIKE '%".$keyword_language."%' AND visibility LIKE '%".$keyword_visibility."%' AND subscribe LIKE '".$keyword_subscribe."'AND unsubscribe LIKE '".$keyword_unsubscribe."'";
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}
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$res = api_sql_query($sql, __FILE__, __LINE__);
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$obj = mysql_fetch_object($res);
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return $obj->total_number_of_items;
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}
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/**
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* Get course data to display
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*/
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function get_course_data($from, $number_of_items, $column, $direction)
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{
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$course_table = Database :: get_main_table(TABLE_MAIN_COURSE);
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$users_table = Database :: get_main_table(TABLE_MAIN_USER);
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$course_users_table = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
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$sql = "SELECT code AS col0, visual_code AS col1, title AS col2, course_language AS col3, category_code AS col4, subscribe AS col5, unsubscribe AS col6, code AS col7, 0 as col8, code AS col9 FROM $course_table";
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if (isset ($_GET['keyword']))
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{
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$keyword = mysql_real_escape_string($_GET['keyword']);
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$sql .= " WHERE title LIKE '%".$keyword."%' OR code LIKE '%".$keyword."%'";
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}
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elseif (isset ($_GET['keyword_code']))
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{
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$keyword_code = mysql_real_escape_string($_GET['keyword_code']);
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$keyword_title = mysql_real_escape_string($_GET['keyword_title']);
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$keyword_category = mysql_real_escape_string($_GET['keyword_category']);
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$keyword_language = mysql_real_escape_string($_GET['keyword_language']);
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$keyword_visibility = mysql_real_escape_string($_GET['keyword_visibility']);
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$keyword_subscribe = mysql_real_escape_string($_GET['keyword_subscribe']);
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$keyword_unsubscribe = mysql_real_escape_string($_GET['keyword_unsubscribe']);
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$sql .= " WHERE code LIKE '%".$keyword_code."%' AND title LIKE '%".$keyword_title."%' AND category_code LIKE '%".$keyword_category."%' AND course_language LIKE '%".$keyword_language."%' AND visibility LIKE '%".$keyword_visibility."%' AND subscribe LIKE '".$keyword_subscribe."'AND unsubscribe LIKE '".$keyword_unsubscribe."'";
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}
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$sql .= " ORDER BY col$column $direction ";
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$sql .= " LIMIT $from,$number_of_items";
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$res = api_sql_query($sql, __FILE__, __LINE__);
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$courses = array ();
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while ($course = mysql_fetch_row($res))
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{
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$course[5] = $course[5] == SUBSCRIBE_ALLOWED ? get_lang('Yes') : get_lang('No');
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$course[6] = $course[6] == UNSUBSCRIBE_ALLOWED ? get_lang('Yes') : get_lang('No');
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$course[7] = CourseManager :: is_virtual_course_from_system_code($course[7]) ? get_lang('Yes') : get_lang('No');
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$sql2='SELECT firstname, lastname FROM '.$users_table.' as u, '.$course_users_table.' as cu WHERE cu.course_code="'.$course[0].'" AND cu.status="1" and cu.role="Professor" AND cu.user_id=u.user_id';
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$result2 = api_sql_query($sql2, __FILE__, __LINE__);
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$firstname=mysql_result($result2,0,'firstname');
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$lastname=mysql_result($result2,0,'lastname');
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$course[8] = $firstname.' '.$lastname;
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$courses[] = $course;
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}
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return $courses;
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}
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/**
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* Filter to display the edit-buttons
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*/
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function modify_filter($code)
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{
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return
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'<a href="course_information.php?code='.$code.'"><img src="../img/synthese_view.gif" border="0" style="vertical-align: middle" title="'.get_lang('Info').'" alt="'.get_lang('Info').'"/></a> '.
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'<a href="../course_home/course_home.php?cidReq='.$code.'"><img src="../img/course_home.gif" border="0" style="vertical-align: middle" title="'.get_lang('CourseHomepage').'" alt="'.get_lang('CourseHomepage').'"/></a> '.
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'<a href="../tracking/courseLog.php?cidReq='.$code.'"><img src="../img/statistics.gif" border="0" style="vertical-align: middle" title="'.get_lang('Tracking').'" alt="'.get_lang('Tracking').'"/></a> '.
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'<a href="course_edit.php?course_code='.$code.'"><img src="../img/edit.gif" border="0" style="vertical-align: middle" title="'.get_lang('Edit').'" alt="'.get_lang('Edit').'"/></a> '.
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'<a href="course_list.php?delete_course='.$code.'" onclick="javascript:if(!confirm('."'".addslashes(htmlentities(get_lang("ConfirmYourChoice")))."'".')) return false;"><img src="../img/delete.gif" border="0" style="vertical-align: middle" title="'.get_lang('Delete').'" alt="'.get_lang('Delete').'"/></a>';
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}
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if (isset ($_POST['action']))
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{
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switch ($_POST['action'])
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{
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// Delete selected courses
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case 'delete_courses' :
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$course_codes = $_POST['course'];
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if (count($course_codes) > 0)
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{
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foreach ($course_codes as $index => $course_code)
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{
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CourseManager :: delete_course($course_code);
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}
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}
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break;
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}
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}
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if (isset ($_GET['search']) && $_GET['search'] == 'advanced')
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{
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// Get all course categories
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$table_course_category = Database :: get_main_table(TABLE_MAIN_CATEGORY);
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$sql = "SELECT code,name FROM ".$table_course_category." WHERE auth_course_child ='TRUE' ORDER BY tree_pos";
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$res = api_sql_query($sql, __FILE__, __LINE__);
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$categories['%'] = get_lang('All');
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while ($cat = mysql_fetch_array($res))
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{
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$categories[$cat['code']] = '('.$cat['code'].') '.$cat['name'];
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}
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$interbreadcrumb[] = array ("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
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$interbreadcrumb[] = array ("url" => 'course_list.php', "name" => get_lang('CourseList'));
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$tool_name = get_lang('SearchACourse');
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Display :: display_header($tool_name);
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//api_display_tool_title($tool_name);
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$form = new FormValidator('advanced_course_search', 'get');
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$form->add_textfield('keyword_code', get_lang('CourseCode'), false);
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$form->add_textfield('keyword_title', get_lang('Title'), false);
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$form->addElement('select', 'keyword_category', get_lang('CourseFaculty'), $categories);
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$el = & $form->addElement('select_language', 'keyword_language', get_lang('CourseLanguage'));
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$el->addOption(get_lang('All'), '%');
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$form->addElement('radio', 'keyword_visibility', get_lang("CourseAccess"), get_lang('OpenToTheWorld'), COURSE_VISIBILITY_OPEN_WORLD);
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$form->addElement('radio', 'keyword_visibility', null, get_lang('OpenToThePlatform'), COURSE_VISIBILITY_OPEN_PLATFORM);
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$form->addElement('radio', 'keyword_visibility', null, get_lang('Private'), COURSE_VISIBILITY_REGISTERED);
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$form->addElement('radio', 'keyword_visibility', null, get_lang('CourseVisibilityClosed'), COURSE_VISIBILITY_CLOSED);
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$form->addElement('radio', 'keyword_visibility', null, get_lang('All'), '%');
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$form->addElement('radio', 'keyword_subscribe', get_lang('Subscription'), get_lang('Allowed'), 1);
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$form->addElement('radio', 'keyword_subscribe', null, get_lang('Denied'), 0);
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$form->addElement('radio', 'keyword_subscribe', null, get_lang('All'), '%');
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$form->addElement('radio', 'keyword_unsubscribe', get_lang('Unsubscription'), get_lang('AllowedToUnsubscribe'), 1);
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$form->addElement('radio', 'keyword_unsubscribe', null, get_lang('NotAllowedToUnsubscribe'), 0);
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$form->addElement('radio', 'keyword_unsubscribe', null, get_lang('All'), '%');
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$form->addElement('submit', 'submit', get_lang('Ok'));
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$defaults['keyword_language'] = '%';
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$defaults['keyword_visibility'] = '%';
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$defaults['keyword_subscribe'] = '%';
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$defaults['keyword_unsubscribe'] = '%';
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$form->setDefaults($defaults);
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$form->display();
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}
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else
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{
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$interbreadcrumb[] = array ("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
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$tool_name = get_lang('CourseList');
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Display :: display_header($tool_name);
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//api_display_tool_title($tool_name);
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if (isset ($_GET['delete_course']))
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{
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CourseManager :: delete_course($_GET['delete_course']);
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}
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// Create a search-box
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$form = new FormValidator('search_simple','get','','',null,false);
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$renderer =& $form->defaultRenderer();
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$renderer->setElementTemplate('<span>{element}</span> ');
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$form->addElement('text','keyword',get_lang('keyword'));
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$form->addElement('submit','submit',get_lang('Search'));
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$form->addElement('static','search_advanced_link',null,'<a href="course_list.php?search=advanced">'.get_lang('AdvancedSearch').'</a>');
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$form->display();
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// Create a sortable table with the course data
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$table = new SortableTable('courses', 'get_number_of_courses', 'get_course_data',2);
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$table->set_additional_parameters($parameters);
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$table->set_header(0, '', false);
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$table->set_header(1, get_lang('Code'));
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$table->set_header(2, get_lang('Title'));
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$table->set_header(3, get_lang('Language'));
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$table->set_header(4, get_lang('Category'));
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$table->set_header(5, get_lang('SubscriptionAllowed'));
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$table->set_header(6, get_lang('UnsubscriptionAllowed'));
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$table->set_header(7, get_lang('IsVirtualCourse'));
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$table->set_header(8, get_lang('Teacher'));
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$table->set_header(9, '', false);
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$table->set_column_filter(9,'modify_filter');
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$table->set_form_actions(array ('delete_courses' => get_lang('DeleteCourse')),'course');
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$table->display();
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}
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/*
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==============================================================================
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FOOTER
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==============================================================================
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*/
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Display :: display_footer();
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?>
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