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- <?php
- /*
- ==============================================================================
- Dokeos - elearning and course management software
-
- Copyright (c) 2004-2005 Dokeos S.A.
- Copyright (c) 2003 Ghent University (UGent)
- Copyright (c) 2001 Universite catholique de Louvain (UCL)
- Copyright (c) Elie harfouche (elie at harfdesign dot com)
- Copyright (c) Roan Embrechts, Vrije Universiteit Brussel
- Copyright (c) Wolfgang Schneider
- Copyright (c) Bart Mollet, Hogeschool Gent
-
- For a full list of contributors, see "credits.txt".
- The full license can be read in "license.txt".
-
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License
- as published by the Free Software Foundation; either version 2
- of the License, or (at your option) any later version.
-
- See the GNU General Public License for more details.
-
- Contact address: Dokeos, rue du Corbeau, 108, B-1030 Brussels, Belgium
- Mail: info@dokeos.com
- ==============================================================================
- */
- /**
- ==============================================================================
- * This script allows teachers to subscribe existing users
- * to their course.
- *
- * @package dokeos.user
- ==============================================================================
- */
- /*
- ==============================================================================
- INIT SECTION
- ==============================================================================
- */
- // name of the language file that needs to be included
- $language_file = 'registration';
- include ("../inc/global.inc.php");
- $this_section = SECTION_COURSES;
- if (!api_is_allowed_to_edit()) api_not_allowed(true);
- require_once (api_get_path(LIBRARY_PATH).'course.lib.php');
- require_once (api_get_path(LIBRARY_PATH).'sortabletable.class.php');
- require_once (api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php');
- /*
- ==============================================================================
- MAIN CODE
- ==============================================================================
- */
- /*
- -----------------------------------------------------------
- Header
- -----------------------------------------------------------
- */
- $tool_name = get_lang("SubscribeUserToCourse");
- //extra entries in breadcrumb
- $interbreadcrumb[] = array ("url" => "user.php", "name" => get_lang("Users"));
- Display :: display_header($tool_name, "User");
- api_display_tool_title($tool_name);
- /*
- ==============================================================================
- MAIN SECTION
- ==============================================================================
- */
- $list_register_user='';
- $list_not_register_user='';
- if (isset ($_REQUEST['register']))
- {
- if(isset($_REQUEST['type']) && $_REQUEST['type']=='teacher')
- {
- $result_simple_sub=CourseManager :: subscribe_user(Database::escape_string($_REQUEST['user_id']), $_course['sysCode'],COURSEMANAGER);
- }
- else
- {
- $result_simple_sub=CourseManager :: subscribe_user(Database::escape_string($_REQUEST['user_id']), $_course['sysCode']);
- }
-
- $user_id_temp=$_SESSION['session_user_id'];
- if (is_array($user_id_temp))
- {
- for ($j=0; $j<count($user_id_temp);$j++)
- {
- if ($user_id_temp[$j]==$_GET['user_id'])
- {
- if ($result_simple_sub)
- {
- Display::display_confirmation_message($_SESSION['session_user_name'][$j].' '.get_lang('langAddedToCourse'));
- }
- else
- {
- Display::display_error_message($_SESSION['session_user_name'][$j].' '.get_lang('langNotAddedToCourse'));
-
- }
- }
- }
- unset($_SESSION['session_user_id']);
- unset($_SESSION['session_user_name']);
- }
- }
- if (isset ($_POST['action']))
- {
- switch ($_POST['action'])
- {
- case 'subscribe' :
-
- if (is_array($_POST['user']))
- {
- foreach ($_POST['user'] as $index => $user_id)
- {
- $user_id=Database::escape_string($user_id);
- $is_suscribe[]=CourseManager :: subscribe_user($user_id, $_course['sysCode']);
- $is_suscribe_user_id[]=$user_id;
- }
- }
-
- $user_id_temp=$_SESSION['session_user_id'];
- $user_name_temp=$_SESSION['session_user_name'];
-
- unset($_SESSION['session_user_id']);
- unset($_SESSION['session_user_name']);
- $counter=0;
- $$is_suscribe_counter=count($is_suscribe_user_id);
-
- $list_register_user='';
-
- if ($$is_suscribe_counter!=1)
- {
- for ($i=0; $i<$$is_suscribe_counter;$i++)
- {
- for ($j=0; $j<count($user_id_temp);$j++)
- {
- if ($is_suscribe_user_id[$i]==$user_id_temp[$j])
- {
- if ($is_suscribe[$i])
- {
- $list_register_user.=" - ".$user_name_temp[$j].'<br/>';
- $counter++;
- }
- else
- {
- $list_not_register_user.=" - ".$user_name_temp[$j].'<br/>';
- }
- }
- }
- }
- }
- else
- {
- $list_register_user=$user_name_temp[0]; // only 1 user register
- }
-
- if (!empty($list_register_user))
- {
- if ($$is_suscribe_counter==1)
- {
- $register_user_message=$list_register_user.' '.get_lang('langAddedToCourse');
- Display::display_confirmation_message($register_user_message,false);
- }
- else
- {
- $register_user_message='<br />'.get_lang('UsersRegistered').'<br/><br />'.$list_register_user;
- Display::display_confirmation_message($register_user_message,false);
- }
- }
-
- if (!empty($list_not_register_user))
- {
- $not_register_user_message='<br />'.get_lang('UsersNotRegistered').'<br/><br /><br />'.$list_not_register_user;
- Display::display_error_message($not_register_user_message,false);
- }
-
- break;
- }
- }
- if (!empty($_SESSION['session_user_id']))
- {
- unset($_SESSION['session_user_id']);
- }
- if (!empty($_SESSION['session_user_name']))
- {
- unset($_SESSION['session_user_name']);
- }
- /*
- -----------------------------------------------------------
- SHOW LIST OF USERS
- -----------------------------------------------------------
- */
- /**
- * * Get the users to display on the current page.
- */
- function get_number_of_users()
- {
- $user_table = Database :: get_main_table(TABLE_MAIN_USER);
- $course_user_table = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
- if(isset($_REQUEST['type']) && $_REQUEST['type']=='teacher')
- {
- $sql = "SELECT u.user_id
- FROM $user_table u
- LEFT JOIN $course_user_table cu on u.user_id = cu.user_id and course_code='".$_SESSION['_course']['id']."'
- WHERE cu.user_id IS NULL AND u.status='1'
- ";
- }
- else
- {
- $sql = "SELECT u.user_id
- FROM $user_table u
- LEFT JOIN $course_user_table cu on u.user_id = cu.user_id and course_code='".$_SESSION['_course']['id']."'
- WHERE cu.user_id IS NULL AND u.status='5'
- ";
- }
-
- if (isset ($_REQUEST['keyword']))
- {
- $keyword = mysql_real_escape_string($_REQUEST['keyword']);
- $sql .= " AND (firstname LIKE '%".$keyword."%' OR lastname LIKE '%".$keyword."%' OR username LIKE '%".$keyword."%' OR official_code LIKE '%".$keyword."%')";
- }
- $res = api_sql_query($sql, __FILE__, __LINE__);
- $result = mysql_num_rows($res);
- return $result;
- }
- /**
- * Get the users to display on the current page.
- */
- function get_user_data($from, $number_of_items, $column, $direction)
- {
- $user_table = Database :: get_main_table(TABLE_MAIN_USER);
- $course_user_table = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
-
- if(isset($_REQUEST['type']) && $_REQUEST['type']=='teacher')
- {
- $sql = "SELECT
- u.user_id AS col0,
- u.official_code AS col1,
- u.lastname AS col2,
- u.firstname AS col3,
- u.email AS col4,
- u.user_id AS col5
- FROM $user_table u
- LEFT JOIN $course_user_table cu on u.user_id = cu.user_id and course_code='".$_SESSION['_course']['id']."'
- WHERE u.status='1' and cu.user_id IS NULL
- ";
- }
- else
- {
- $sql = "SELECT
- u.user_id AS col0,
- u.official_code AS col1,
- u.lastname AS col2,
- u.firstname AS col3,
- u.email AS col4,
- u.user_id AS col5
- FROM $user_table u
- LEFT JOIN $course_user_table cu on u.user_id = cu.user_id and course_code='".$_SESSION['_course']['id']."'
- WHERE u.status='5' and cu.user_id IS NULL
- ";
- }
- if (isset ($_REQUEST['keyword']))
- {
- $keyword = mysql_real_escape_string($_REQUEST['keyword']);
- $sql .= " AND (firstname LIKE '%".$keyword."%' OR lastname LIKE '%".$keyword."%' OR username LIKE '%".$keyword."%' OR official_code LIKE '%".$keyword."%')";
- }
- $sql .= " ORDER BY col$column $direction ";
- $sql .= " LIMIT $from,$number_of_items";
- $res = api_sql_query($sql, __FILE__, __LINE__);
- $users = array ();
- while ($user = mysql_fetch_row($res))
- {
- $users[] = $user;
- $_SESSION['session_user_id'][]=$user[0];
- $_SESSION['session_user_name'][]=$user[3].' '.$user[2];
- }
- return $users;
- }
- /**
- * Returns a mailto-link
- * @param string $email An email-address
- * @return string HTML-code with a mailto-link
- */
- function email_filter($email)
- {
- return Display :: encrypted_mailto_link($email, $email);
- }
- /**
- * Build the reg-column of the table
- * @param int $user_id The user id
- * @return string Some HTML-code
- */
- function reg_filter($user_id)
- {
- if(isset($_REQUEST['type']) && $_REQUEST['type']=='teacher') $type='teacher'; else $type='student';
- $result = "<a href=\"".api_get_self()."?register=yes&type=".$type."&user_id=".$user_id."\">".get_lang("reg")."</a>";
- return $result;
- }
- // Build search-form
- $form = new FormValidator('search_user', 'POST',api_get_self().'?type='.$_REQUEST['type'],'',null,false);
- $renderer = & $form->defaultRenderer();
- $renderer->setElementTemplate('<span>{element}</span> ');
- $form->add_textfield('keyword', '', false);
- $form->addElement('submit', 'submit', get_lang('SearchButton'));
- // Build table
- $table = new SortableTable('users', 'get_number_of_users', 'get_user_data', 2);
- $parameters['keyword'] = $_REQUEST['keyword'];
- $parameters ['type'] = $_REQUEST['type'];
- $table->set_additional_parameters($parameters);
- $col = 0;
- $table->set_header($col ++, '', false);
- $table->set_header($col ++, get_lang('OfficialCode'));
- $table->set_header($col ++, get_lang('LastName'));
- $table->set_header($col ++, get_lang('FirstName'));
- $table->set_header($col ++, get_lang('Email'));
- $table->set_column_filter($col -1, 'email_filter');
- $table->set_header($col ++, get_lang('reg'), false);
- $table->set_column_filter($col -1, 'reg_filter');
- $table->set_form_actions(array ('subscribe' => get_lang('reg')), 'user');
- // Display form & table
- $form->display();
- echo '<br />';
- $table->display();
- if ( !empty($_POST['keyword']))
- {
- $keyword_name=Security::remove_XSS($_POST['keyword']);
- echo '<br/>'.get_lang('SearchResultsFor').' <span style="font-style: italic ;"> '.$keyword_name.' </span><br>';
- }
- /*
- ==============================================================================
- FOOTER
- ==============================================================================
- */
- Display :: display_footer();
- ?>
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