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

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<?php // $Id: user_portal.php 22375 2009-07-26 18:54:59Z herodoto $
/* For licensing terms, see /dokeos_license.txt */
/**
==============================================================================
* This is the index file displayed when a user is logged in on Dokeos.
*
* It displays:
* - personal course list
* - menu bar
*
* Part of the what's new ideas were based on a rene haentjens hack
*
* Search for
* CONFIGURATION parameters
* to modify settings
*
* @todo rewrite code to separate display, logic, database code
* @package dokeos.main
==============================================================================
*/
/**
* @todo shouldn't the SCRIPTVAL_ and CONFVAL_ constant be moved to the config page? Has anybody any idea what the are used for?
* if these are really configuration settings then we can add those to the dokeos config settings
* @todo move get_personal_course_list and some other functions to a more appripriate place course.lib.php or user.lib.php
* @todo use api_get_path instead of $rootAdminWeb
* @todo check for duplication of functions with index.php (user_portal.php is orginally a copy of index.php)
* @todo display_digest, shouldn't this be removed and be made into an extension?
*/
/*
==============================================================================
INIT SECTION
==============================================================================
*/
// Don't change these settings
define('SCRIPTVAL_No', 0);
define('SCRIPTVAL_InCourseList', 1);
define('SCRIPTVAL_UnderCourseList', 2);
define('SCRIPTVAL_Both', 3);
define('SCRIPTVAL_NewEntriesOfTheDay', 4);
define('SCRIPTVAL_NewEntriesOfTheDayOfLastLogin', 5);
define('SCRIPTVAL_NoTimeLimit', 6);
// End 'don't change' section
// name of the language file that needs to be included
$language_file = array ('courses', 'index');
$cidReset = true; /* Flag forcing the 'current course' reset,
as we're not inside a course anymore */
/*
-----------------------------------------------------------
Included libraries
-----------------------------------------------------------
*/
include_once ('./main/inc/global.inc.php');
include_once (api_get_path(LIBRARY_PATH).'course.lib.php');
include_once (api_get_path(LIBRARY_PATH).'debug.lib.inc.php');
include_once (api_get_path(LIBRARY_PATH).'system_announcements.lib.php');
include_once (api_get_path(LIBRARY_PATH).'groupmanager.lib.php');
include_once (api_get_path(LIBRARY_PATH).'usermanager.lib.php');
api_block_anonymous_users(); // only users who are logged in can proceed
/*
-----------------------------------------------------------
Table definitions
-----------------------------------------------------------
*/
//Database table definitions
$main_user_table = Database :: get_main_table(TABLE_MAIN_USER);
$main_admin_table = Database :: get_main_table(TABLE_MAIN_ADMIN);
$main_course_table = Database :: get_main_table(TABLE_MAIN_COURSE);
$main_course_user_table = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
$main_category_table = Database :: get_main_table(TABLE_MAIN_CATEGORY);
/*
-----------------------------------------------------------
Constants and CONFIGURATION parameters
-----------------------------------------------------------
*/
// ---- Course list options ----
define('CONFVAL_showCourseLangIfNotSameThatPlatform', TRUE);
// Preview of course content
// to disable all: set CONFVAL_maxTotalByCourse = 0
// to enable all: set e.g. CONFVAL_maxTotalByCourse = 5
// by default disabled since what's new icons are better (see function display_digest() )
define('CONFVAL_maxValvasByCourse', 2); // Maximum number of entries
define('CONFVAL_maxAgendaByCourse', 2); // collected from each course
define('CONFVAL_maxTotalByCourse', 0); // and displayed in summary.
define('CONFVAL_NB_CHAR_FROM_CONTENT', 80);
// Order to sort data
$orderKey = array('keyTools', 'keyTime', 'keyCourse'); // default "best" Choice
//$orderKey = array('keyTools', 'keyCourse', 'keyTime');
//$orderKey = array('keyCourse', 'keyTime', 'keyTools');
//$orderKey = array('keyCourse', 'keyTools', 'keyTime');
define('CONFVAL_showExtractInfo', SCRIPTVAL_UnderCourseList);
// SCRIPTVAL_InCourseList // best choice if $orderKey[0] == 'keyCourse'
// SCRIPTVAL_UnderCourseList // best choice
// SCRIPTVAL_Both // probably only for debug
//define('CONFVAL_dateFormatForInfosFromCourses', get_lang('dateFormatShort'));
define('CONFVAL_dateFormatForInfosFromCourses', get_lang('dateFormatLong'));
//define("CONFVAL_limitPreviewTo",SCRIPTVAL_NewEntriesOfTheDay);
//define("CONFVAL_limitPreviewTo",SCRIPTVAL_NoTimeLimit);
define("CONFVAL_limitPreviewTo", SCRIPTVAL_NewEntriesOfTheDayOfLastLogin);
/*if(api_is_allowed_to_create_course() && !isset($_GET['sessionview'])){
$nosession = true;
}
else {
$nosession = false;
}*/
$nosession=false;
if(api_get_setting('use_session_mode')=='true' && !$nosession) {
if (isset($_GET['inactives'])){
$display_actives = false;
} else {
$display_actives = true;
}
}
$nameTools = get_lang('MyCourses');
$this_section = SECTION_COURSES;
/*
-----------------------------------------------------------
Check configuration parameters integrity
-----------------------------------------------------------
*/
if (CONFVAL_showExtractInfo != SCRIPTVAL_UnderCourseList and $orderKey[0] != "keyCourse") {
// CONFVAL_showExtractInfo must be SCRIPTVAL_UnderCourseList to accept $orderKey[0] !="keyCourse"
if (DEBUG || api_is_platform_admin()){ // Show bug if admin. Else force a new order
die('
<strong>config error:'.__FILE__.'</strong><br />
set
<ul>
<li>
CONFVAL_showExtractInfo = SCRIPTVAL_UnderCourseList
(actually : '.CONFVAL_showExtractInfo.')
</li>
</ul>
or
<ul>
<li>
$orderKey[0] != "keyCourse"
(actually : '.$orderKey[0].')
</li>
</ul>');
}else {
$orderKey = array ('keyCourse', 'keyTools', 'keyTime');
}
}
/*
-----------------------------------------------------------
Header
include the HTTP, HTML headers plus the top banner
-----------------------------------------------------------
*/
Display :: display_header($nameTools);
/*
==============================================================================
FUNCTIONS
display_admin_links()
display_create_course_link()
display_edit_course_list_links()
display_digest($toolsList, $digest, $orderKey, $courses)
show_notification($my_course)
get_personal_course_list($user_id)
get_logged_user_course_html($my_course)
get_user_course_categories()
==============================================================================
*/
/*
-----------------------------------------------------------
Database functions
some of these can go to database layer.
-----------------------------------------------------------
*/
/**
* Database function that gets the list of courses for a particular user.
* @param $user_id, the id of the user
* @return an array with courses
*/
function get_personal_course_list($user_id) {
// initialisation
$personal_course_list = array();
// table definitions
$main_user_table = Database :: get_main_table(TABLE_MAIN_USER);
$main_course_table = Database :: get_main_table(TABLE_MAIN_COURSE);
$main_course_user_table = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
$tbl_session_course = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE);
$tbl_session_course_user= Database :: get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
$tbl_session = Database :: get_main_table(TABLE_MAIN_SESSION);
$user_id = Database::escape_string($user_id);
$personal_course_list = array ();
//Courses in which we suscribed out of any session
$personal_course_list_sql = "SELECT course.code k, course.directory d, course.visual_code c, course.db_name db, course.title i,
course.tutor_name t, course.course_language l, course_rel_user.status s, course_rel_user.sort sort,
course_rel_user.user_course_cat user_course_cat
FROM ".$main_course_table." course,".$main_course_user_table." course_rel_user
WHERE course.code = course_rel_user.course_code"."
AND course_rel_user.user_id = '".$user_id."'
ORDER BY course_rel_user.user_course_cat, course_rel_user.sort ASC,i";
$course_list_sql_result = api_sql_query($personal_course_list_sql, __FILE__, __LINE__);
while ($result_row = Database::fetch_array($course_list_sql_result)) {
$personal_course_list[] = $result_row;
}
//$personal_course_list = array_merge($personal_course_list, $course_list_sql_result);
$personal_course_list_sql = "SELECT DISTINCT course.code k, course.directory d, course.visual_code c, course.db_name db, course.title i, course.tutor_name t, course.course_language l, 5 as s
FROM $main_course_table as course, $tbl_session_course_user as srcru
WHERE srcru.course_code=course.code AND srcru.id_user='$user_id'";
$course_list_sql_result = api_sql_query($personal_course_list_sql, __FILE__, __LINE__);
while ($result_row = Database::fetch_array($course_list_sql_result)) {
$personal_course_list[] = $result_row;
}
//$personal_course_list = array_merge($personal_course_list, $course_list_sql_result);
$personal_course_list_sql = "SELECT DISTINCT course.code k, course.directory d, course.visual_code c, course.db_name db, course.title i, course.tutor_name t, course.course_language l, 2 as s
FROM $main_course_table as course, $tbl_session_course as src, $tbl_session as session
WHERE session.id_coach='$user_id' AND session.id=src.id_session AND src.course_code=course.code";
$course_list_sql_result = api_sql_query($personal_course_list_sql, __FILE__, __LINE__);
//$personal_course_list = array_merge($personal_course_list, $course_list_sql_result);
while ($result_row = Database::fetch_array($course_list_sql_result)) {
$personal_course_list[] = $result_row;
}
return $personal_course_list;
}
/*
-----------------------------------------------------------
Display functions
-----------------------------------------------------------
*/
/**
* Warning: this function defines a global.
* @todo use the correct get_path function
*/
function display_admin_links() {
global $rootAdminWeb;
echo "<li><a href=\"".$rootAdminWeb."\">".get_lang('PlatformAdmin')."</a></li>";
}
/**
* Enter description here...
*
*/
function display_create_course_link() {
echo "<li><a href=\"main/create_course/add_course.php\">".get_lang('CourseCreate')."</a></li>";
}
/**
* Enter description here...
*
*/
function display_edit_course_list_links() {
echo "<li><a href=\"main/auth/courses.php\">".get_lang('CourseManagement')."</a></li>";
}
/**
* Displays a digest e.g. short summary of new agenda and announcements items.
* This used to be displayed in the right hand menu, but is now
* disabled by default (see config settings in this file) because most people like
* the what's new icons better.
*
* @version 1.0
*/
function display_digest($toolsList, $digest, $orderKey, $courses) {
if (is_array($digest) && (CONFVAL_showExtractInfo == SCRIPTVAL_UnderCourseList || CONFVAL_showExtractInfo == SCRIPTVAL_Both)) {
// // // LEVEL 1 // // //
reset($digest);
echo "<br /><br />\n";
while (list ($key1) = each($digest)) {
if (is_array($digest[$key1])) {
// // // Title of LEVEL 1 // // //
echo "<b>\n";
if ($orderKey[0] == 'keyTools') {
$tools = $key1;
echo $toolsList[$key1]['name'];
} elseif ($orderKey[0] == 'keyCourse') {
$courseSysCode = $key1;
echo "<a href=\"", api_get_path(WEB_COURSE_PATH), $courses[$key1]['coursePath'], "\">", $courses[$key1]['courseCode'], "</a>\n";
} elseif ($orderKey[0] == 'keyTime') {
echo format_locale_date(CONFVAL_dateFormatForInfosFromCourses, strtotime($digest[$key1]));
}
echo "</b>\n";
// // // End Of Title of LEVEL 1 // // //
// // // LEVEL 2 // // //
reset($digest[$key1]);
while (list ($key2) = each($digest[$key1])) {
// // // Title of LEVEL 2 // // //
echo "<p>\n", "\n";
if ($orderKey[1] == 'keyTools') {
$tools = $key2;
echo $toolsList[$key2][name];
} elseif ($orderKey[1] == 'keyCourse') {
$courseSysCode = $key2;
echo "<a href=\"", api_get_path(WEB_COURSE_PATH), $courses[$key2]['coursePath'], "\">", $courses[$key2]['courseCode'], "</a>\n";
} elseif ($orderKey[1] == 'keyTime') {
echo format_locale_date(CONFVAL_dateFormatForInfosFromCourses, strtotime($key2));
}
echo "\n";
echo "</p>";
// // // End Of Title of LEVEL 2 // // //
// // // LEVEL 3 // // //
reset($digest[$key1][$key2]);
while (list ($key3, $dataFromCourse) = each($digest[$key1][$key2])) {
// // // Title of LEVEL 3 // // //
if ($orderKey[2] == 'keyTools') {
$level3title = "<a href=\"".$toolsList[$key3]["path"].$courseSysCode."\">".$toolsList[$key3]['name']."</a>";
} elseif ($orderKey[2] == 'keyCourse') {
$level3title = "&#8226; <a href=\"".$toolsList[$tools]["path"].$key3."\">".$courses[$key3]['courseCode']."</a>\n";
} elseif ($orderKey[2] == 'keyTime') {
$level3title = "&#8226; <a href=\"".$toolsList[$tools]["path"].$courseSysCode."\">".format_locale_date(CONFVAL_dateFormatForInfosFromCourses, strtotime($key3))."</a>";
}
// // // End Of Title of LEVEL 3 // // //
// // // LEVEL 4 (data) // // //
reset($digest[$key1][$key2][$key3]);
while (list ($key4, $dataFromCourse) = each($digest[$key1][$key2][$key3])) {
echo $level3title, ' &ndash; ', api_substr(strip_tags($dataFromCourse), 0, CONFVAL_NB_CHAR_FROM_CONTENT);
//adding ... (three dots) if the texts are too large and they are shortened
if (api_strlen($dataFromCourse) >= CONFVAL_NB_CHAR_FROM_CONTENT) {
echo '...';
}
}
echo "<br />\n";
}
}
}
}
}
} // end function display_digest
/**
* Display code for one specific course a logged in user is subscribed to.
* Shows a link to the course, what's new icons...
*
* $my_course['d'] - course directory
* $my_course['i'] - course title
* $my_course['c'] - visual course code
* $my_course['k'] - system course code
* $my_course['db'] - course database
*
* @version 1.0.3
* @todo refactor into different functions for database calls | logic | display
* @todo replace single-character $my_course['d'] indices
* @todo move code for what's new icons to a separate function to clear things up
* @todo add a parameter user_id so that it is possible to show the courselist of other users (=generalisation). This will prevent having to write a new function for this.
*/
function get_logged_user_course_html($my_course) {
global $charset;
global $nosession;
if (api_get_setting('use_session_mode')=='true' && !$nosession) {
global $now, $date_start, $date_end;
}
//initialise
$result = '';
// Table definitions
//$statistic_database = Database::get_statistic_database();
$main_user_table = Database :: get_main_table(TABLE_MAIN_USER);
$tbl_session = Database :: get_main_table(TABLE_MAIN_SESSION);
$course_database = $my_course['db'];
$course_tool_table = Database :: get_course_table(TABLE_TOOL_LIST, $course_database);
$tool_edit_table = Database :: get_course_table(TABLE_ITEM_PROPERTY, $course_database);
$course_group_user_table = Database :: get_course_table(TOOL_USER, $course_database);
$user_id = api_get_user_id();
$course_system_code = $my_course['k'];
$course_visual_code = $my_course['c'];
$course_title = $my_course['i'];
$course_directory = $my_course['d'];
$course_teacher = $my_course['t'];
$course_teacher_email = isset($my_course['email'])?$my_course['email']:'';
$course_info = Database :: get_course_info($course_system_code);
$course_access_settings = CourseManager :: get_access_settings($course_system_code);
$course_id = isset($course_info['course_id'])?$course_info['course_id']:null;
$course_visibility = $course_access_settings['visibility'];
$user_in_course_status = CourseManager :: get_user_in_course_status(api_get_user_id(), $course_system_code);
//function logic - act on the data
$is_virtual_course = CourseManager :: is_virtual_course_from_system_code($my_course['k']);
if ($is_virtual_course) {
// If the current user is also subscribed in the real course to which this
// virtual course is linked, we don't need to display the virtual course entry in
// the course list - it is combined with the real course entry.
$target_course_code = CourseManager :: get_target_of_linked_course($course_system_code);
$is_subscribed_in_target_course = CourseManager :: is_user_subscribed_in_course(api_get_user_id(), $target_course_code);
if ($is_subscribed_in_target_course) {
return; //do not display this course entry
}
}
$has_virtual_courses = CourseManager :: has_virtual_courses_from_code($course_system_code, api_get_user_id());
if ($has_virtual_courses) {
$return_result = CourseManager :: determine_course_title_from_course_info(api_get_user_id(), $course_info);
$course_display_title = $return_result['title'];
$course_display_code = $return_result['code'];
} else {
$course_display_title = $course_title;
$course_display_code = $course_visual_code;
}
$s_course_status=$my_course['s'];
$s_htlm_status_icon="";
if ($s_course_status==1) {
$s_htlm_status_icon=Display::return_icon('teachers.gif', get_lang('Teacher'));
}
if ($s_course_status==2) {
$s_htlm_status_icon=Display::return_icon('coachs.gif', get_lang('GeneralCoach'));
}
if ($s_course_status==5) {
$s_htlm_status_icon=Display::return_icon('students.gif', get_lang('Student'));
}
//display course entry
$result.="\n\t";
$result .= '<li class="courses"><div class="coursestatusicons">'.$s_htlm_status_icon.'</div>';
//show a hyperlink to the course, unless the course is closed and user is not course admin
if ($course_visibility != COURSE_VISIBILITY_CLOSED || $user_in_course_status == COURSEMANAGER) {
if(api_get_setting('use_session_mode')=='true' && !$nosession) {
if(empty($my_course['id_session'])) {
$my_course['id_session'] = 0;
}
if($user_in_course_status == COURSEMANAGER || ($date_start <= $now && $date_end >= $now) || $date_start=='0000-00-00') {
$result .= '<a href="'.api_get_path(WEB_COURSE_PATH).$course_directory.'/?id_session='.$my_course['id_session'].'">'.$course_display_title.'</a>';
}
} else {
$result .= '<a href="'.api_get_path(WEB_COURSE_PATH).$course_directory.'/">'.$course_display_title.'</a>';
}
} else {
$result .= $course_display_title." "." ".get_lang('CourseClosed')."";
}
// show the course_code and teacher if chosen to display this
if (api_get_setting('display_coursecode_in_courselist') == 'true' OR api_get_setting('display_teacher_in_courselist') == 'true') {
$result .= '<br />';
}
if (api_get_setting('display_coursecode_in_courselist') == 'true') {
$result .= $course_display_code;
}
if (api_get_setting('display_coursecode_in_courselist') == 'true' AND api_get_setting('display_teacher_in_courselist') == 'true') {
$result .= ' &ndash; ';
}
if (api_get_setting('display_teacher_in_courselist') == 'true') {
$result .= $course_teacher;
if(!empty($course_teacher_email)) {
$result .= ' ('.$course_teacher_email.')';
}
}
$current_course_settings = CourseManager :: get_access_settings($my_course['k']);
// display the what's new icons
$result .= show_notification($my_course);
if ((CONFVAL_showExtractInfo == SCRIPTVAL_InCourseList || CONFVAL_showExtractInfo == SCRIPTVAL_Both) && $nbDigestEntries > 0) {
reset($digest);
$result .= '
<ul>';
while (list ($key2) = each($digest[$thisCourseSysCode])) {
$result .= '<li>';
if ($orderKey[1] == 'keyTools') {
$result .= "<a href=\"$toolsList[$key2] [\"path\"] $thisCourseSysCode \">";
$result .= "$toolsList[$key2][\"name\"]</a>";
} else {
$result .= format_locale_date(CONFVAL_dateFormatForInfosFromCourses, strtotime($key2));
}
$result .= '</li>';
$result .= '<ul>';
reset($digest[$thisCourseSysCode][$key2]);
while (list ($key3, $dataFromCourse) = each($digest[$thisCourseSysCode][$key2])) {
$result .= '<li>';
if ($orderKey[2] == 'keyTools') {
$result .= "<a href=\"$toolsList[$key3] [\"path\"] $thisCourseSysCode \">";
$result .= "$toolsList[$key3][\"name\"]</a>";
} else {
$result .= format_locale_date(CONFVAL_dateFormatForInfosFromCourses, strtotime($key3));
}
$result .= '<ul compact="compact">';
reset($digest[$thisCourseSysCode][$key2][$key3]);
while (list ($key4, $dataFromCourse) = each($digest[$thisCourseSysCode][$key2][$key3])) {
$result .= '<li>';
$result .= htmlspecialchars(api_substr(strip_tags($dataFromCourse), 0, CONFVAL_NB_CHAR_FROM_CONTENT), ENT_QUOTES, $charset);
$result .= '</li>';
}
$result .= '</ul>';
$result .= '</li>';
}
$result .= '</ul>';
$result .= '</li>';
}
$result .= '</ul>';
}
$result .= '</li>';
if (api_get_setting('use_session_mode')=='true' && !$nosession) {
$session = '';
$active = false;
if (!empty($my_course['session_name'])) {
// Request for the name of the general coach
$sql = 'SELECT lastname, firstname
FROM '.$tbl_session.' ts
LEFT JOIN '.$main_user_table .' tu
ON ts.id_coach = tu.user_id
WHERE ts.id='.(int) $my_course['id_session']. ' LIMIT 1';
$rs = api_sql_query($sql, __FILE__, __LINE__);
$sessioncoach = api_store_result($rs);
$sessioncoach = $sessioncoach[0];
$session = array();
$session['title'] = $my_course['session_name'];
if ( $my_course['date_start']=='0000-00-00' ) {
$session['dates'] = get_lang('WithoutTimeLimits');
if ( api_get_setting('show_session_coach') === 'true' ) {
$session['coach'] = get_lang('GeneralCoach').': '.$sessioncoach['lastname'].' '.$sessioncoach['firstname'];
}
$active = true;
} else {
$session ['dates'] = ' - '.get_lang('From').' '.$my_course['date_start'].' '.get_lang('To').' '.$my_course['date_end'];
if ( api_get_setting('show_session_coach') === 'true' ) {
$session['coach'] = get_lang('GeneralCoach').': '.$sessioncoach['lastname'].' '.$sessioncoach['firstname'];
}
$active = ($date_start <= $now && $date_end >= $now)?true:false;
}
}
$output = array ($my_course['user_course_cat'], $result, $my_course['id_session'], $session, 'active'=>$active);
} else {
$output = array ($my_course['user_course_cat'], $result);
}
return $output;
}
/**
* Returns the "what's new" icon notifications
* @param array Course information array, containing at least elements 'db' and 'k'
* @return string The HTML link to be shown next to the course
* @version
*/
function show_notification($my_course) {
$statistic_database = Database :: get_statistic_database();
$user_id = api_get_user_id();
$course_database = $my_course['db'];
$course_tool_table = Database::get_course_table(TABLE_TOOL_LIST, $course_database);
$tool_edit_table = Database::get_course_table(TABLE_ITEM_PROPERTY, $course_database);
$course_group_user_table = Database :: get_course_table(TABLE_GROUP_USER, $course_database);
$t_track_e_access = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_LASTACCESS);
// get the user's last access dates to all tools of this course
$sqlLastTrackInCourse = "SELECT * FROM $t_track_e_access
USE INDEX (access_cours_code, access_user_id)
WHERE access_cours_code = '".$my_course['k']."'
AND access_user_id = '$user_id'";
$resLastTrackInCourse = api_sql_query($sqlLastTrackInCourse, __FILE__, __LINE__);
$oldestTrackDate = "3000-01-01 00:00:00";
while ($lastTrackInCourse = Database::fetch_array($resLastTrackInCourse)) {
$lastTrackInCourseDate[$lastTrackInCourse['access_tool']] = $lastTrackInCourse['access_date'];
if ($oldestTrackDate > $lastTrackInCourse['access_date'])
$oldestTrackDate = $lastTrackInCourse['access_date'];
}
// get the last edits of all tools of this course
$sql = "SELECT tet.*, tet.lastedit_date last_date, tet.tool tool, tet.ref ref,
tet.lastedit_type type, tet.to_group_id group_id,
ctt.image image, ctt.link link
FROM $tool_edit_table tet, $course_tool_table ctt
WHERE tet.lastedit_date > '$oldestTrackDate'
AND ctt.name = tet.tool
AND ctt.visibility = '1'
AND tet.lastedit_user_id != $user_id
ORDER BY tet.lastedit_date";
$res = api_sql_query($sql);
//get the group_id's with user membership
$group_ids = GroupManager :: get_group_ids($course_database, $user_id);
$group_ids[] = 0; //add group 'everyone'
//filter all selected items
while ($res && ($item_property = Database::fetch_array($res))) {
if ((!isset ($lastTrackInCourseDate[$item_property['tool']])
|| $lastTrackInCourseDate[$item_property['tool']] < $item_property['lastedit_date'])
&& ((in_array($item_property['to_group_id'], $group_ids) && $item_property['tool'] != TOOL_DROPBOX)
|| $item_property['to_user_id'] == $user_id)
&& ($item_property['visibility'] == '1'
|| ($my_course['s'] == '1' && $item_property['visibility'] == '0')
|| !isset ($item_property['visibility'])))
{
$notifications[$item_property['tool']] = $item_property;
}
}
//show all tool icons where there is something new
$retvalue = '&nbsp;';
if (isset ($notifications)) {
while (list ($key, $notification) = each($notifications)) {
$lastDate = date('d/m/Y H:i', convert_mysql_date($notification['lastedit_date']));
$type = $notification['lastedit_type'];
//$notification[image]=str_replace(".png","gif",$notification[image]);
//$notification[image]=str_replace(".gif","_s.gif",$notification[image]);
$retvalue .= '<a href="'.api_get_path(WEB_CODE_PATH).$notification['link'].'?cidReq='.$my_course['k'].'&amp;ref='.$notification['ref'].'&amp;gidReq='.$notification['to_group_id'].'">'.'<img title="-- '.get_lang(ucfirst($notification['tool'])).' -- '.get_lang('_title_notification').": ".get_lang($type)." ($lastDate).\"".' src="'.api_get_path(WEB_CODE_PATH).'img/'.$notification['image'].'" border="0" align="absbottom" /></a>&nbsp;';
}
}
return $retvalue;
}
/**
* retrieves the user defined course categories
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
* @return array containing all the titles of the user defined courses with the id as key of the array
*/
function get_user_course_categories() {
global $_user;
$output = array();
$table_category = Database::get_user_personal_table(TABLE_USER_COURSE_CATEGORY);
$sql = "SELECT * FROM ".$table_category." WHERE user_id='".Database::escape_string($_user['user_id'])."'";
$result = api_sql_query($sql,__FILE__,__LINE__);
while ($row = Database::fetch_array($result)) {
$output[$row['id']] = $row['title'];
}
return $output;
}
/*
==============================================================================
MAIN CODE
==============================================================================
*/
/*
==============================================================================
PERSONAL COURSE LIST
==============================================================================
*/
if (!isset ($maxValvas)) {
$maxValvas = CONFVAL_maxValvasByCourse; // Maximum number of entries
}
if (!isset ($maxAgenda)) {
$maxAgenda = CONFVAL_maxAgendaByCourse; // collected from each course
}
if (!isset ($maxCourse)) {
$maxCourse = CONFVAL_maxTotalByCourse; // and displayed in summary.
}
$maxValvas = (int) $maxValvas;
$maxAgenda = (int) $maxAgenda;
$maxCourse = (int) $maxCourse; // 0 if invalid
if ($maxCourse > 0) {
unset ($allentries); // we shall collect all summary$key1 entries in here:
$toolsList['agenda']['name'] = get_lang('Agenda');
$toolsList['agenda']['path'] = api_get_path(WEB_CODE_PATH)."calendar/agenda.php?cidReq=";
$toolsList['valvas']['name'] = get_lang('Valvas');
$toolsList['valvas']['path'] = api_get_path(WEB_CODE_PATH)."announcements/announcements.php?cidReq=";
}
echo ' <div class="maincontent" id="maincontent">'; // start of content for logged in users
// Plugins for the my courses main area
api_plugin('mycourses_main');
/*
-----------------------------------------------------------------------------
System Announcements
-----------------------------------------------------------------------------
*/
$announcement = isset($_GET['announcement']) ? $_GET['announcement'] : -1;
$visibility = api_is_allowed_to_create_course() ? VISIBLE_TEACHER : VISIBLE_STUDENT;
SystemAnnouncementManager :: display_announcements($visibility, $announcement);
if (!empty ($_GET['include']) && preg_match('/^[a-zA-Z0-9_-]*\.html$/',$_GET['include'])) {
include ('./home/'.$_GET['include']);
$pageIncluded = true;
} else {
/*--------------------------------------
DISPLAY COURSES
--------------------------------------*/
$list = '';
// this is the main function to get the course list
$personal_course_list = UserManager::get_personal_session_course_list($_user['user_id']);
foreach ($personal_course_list as $my_course) {
$thisCourseDbName = $my_course['db'];
$thisCourseSysCode = $my_course['k'];
$thisCoursePublicCode = $my_course['c'];
$thisCoursePath = $my_course['d'];
$sys_course_path = api_get_path(SYS_COURSE_PATH);
$dbname = $my_course['k'];
$status[$dbname] = $my_course['s'];
$nbDigestEntries = 0; // number of entries already collected
if ($maxCourse < $maxValvas) {
$maxValvas = $maxCourse;
}
if ($maxCourse > 0) {
$courses[$thisCourseSysCode]['coursePath'] = $thisCoursePath;
$courses[$thisCourseSysCode]['courseCode'] = $thisCoursePublicCode;
}
/*
-----------------------------------------------------------
Announcements
-----------------------------------------------------------
*/
$course_database = $my_course['db'];
$course_tool_table = Database::get_course_table(TABLE_TOOL_LIST, $course_database);
$query = "SELECT visibility FROM $course_tool_table WHERE link = 'announcements/announcements.php' AND visibility = 1";
$result = api_sql_query($query);
// collect from announcements, but only if tool is visible for the course
if ($result && $maxValvas > 0 && Database::num_rows($result) > 0) {
//Search announcements table
//Take the entries listed at the top of advalvas/announcements tool
$course_announcement_table = Database::get_course_table(TABLE_ANNOUNCEMENT);
$sqlGetLastAnnouncements = "SELECT end_date publicationDate, content
FROM ".$course_announcement_table;
switch (CONFVAL_limitPreviewTo) {
case SCRIPTVAL_NewEntriesOfTheDay :
$sqlGetLastAnnouncements .= "WHERE DATE_FORMAT(end_date,'%Y %m %d') >= '".date("Y m d")."'";
break;
case SCRIPTVAL_NoTimeLimit :
break;
case SCRIPTVAL_NewEntriesOfTheDayOfLastLogin :
// take care mysql -> DATE_FORMAT(time,format) php -> date(format,date)
$sqlGetLastAnnouncements .= "WHERE DATE_FORMAT(end_date,'%Y %m %d') >= '".date("Y m d", $_user["lastLogin"])."'";
}
$sqlGetLastAnnouncements .= "ORDER BY end_date DESC
LIMIT ".$maxValvas;
$resGetLastAnnouncements = api_sql_query($sqlGetLastAnnouncements, __FILE__, __LINE__);
if ($resGetLastAnnouncements) {
while ($annoncement = Database::fetch_array($resGetLastAnnouncements)) {
$keyTools = "valvas";
$keyTime = $annoncement['publicationDate'];
$keyCourse = $thisCourseSysCode;
$digest[$$orderKey[0]][$$orderKey[1]][$$orderKey[2]][] = htmlspecialchars(api_substr(strip_tags($annoncement["content"]), 0, CONFVAL_NB_CHAR_FROM_CONTENT), ENT_QUOTES, $charset);
$nbDigestEntries ++; // summary has same order as advalvas
}
}
}
/*
-----------------------------------------------------------
Agenda
-----------------------------------------------------------
*/
$course_database = $my_course['db'];
$course_tool_table = Database :: get_course_table(TABLE_TOOL_LIST,$course_database);
$query = "SELECT visibility FROM $course_tool_table WHERE link = 'calendar/agenda.php' AND visibility = 1";
$result = api_sql_query($query);
$thisAgenda = $maxCourse - $nbDigestEntries; // new max entries for agenda
if ($maxAgenda < $thisAgenda) {
$thisAgenda = $maxAgenda;
}
// collect from agenda, but only if tool is visible for the course
if ($result && $thisAgenda > 0 && Database::num_rows($result) > 0) {
$tableCal = $courseTablePrefix.$thisCourseDbName.$_configuration['db_glue']."calendar_event";
$sqlGetNextAgendaEvent = "SELECT start_date , title content, start_time
FROM $tableCal
WHERE start_date >= CURDATE()
ORDER BY start_date, start_time
LIMIT $maxAgenda";
$resGetNextAgendaEvent = api_sql_query($sqlGetNextAgendaEvent, __FILE__, __LINE__);
if ($resGetNextAgendaEvent) {
while ($agendaEvent = Database::fetch_array($resGetNextAgendaEvent)) {
$keyTools = 'agenda';
$keyTime = $agendaEvent['start_date'];
$keyCourse = $thisCourseSysCode;
$digest[$$orderKey[0]][$$orderKey[1]][$$orderKey[2]][] = htmlspecialchars(api_substr(strip_tags($agendaEvent["content"]), 0, CONFVAL_NB_CHAR_FROM_CONTENT), ENT_QUOTES, $charset);
$nbDigestEntries ++; // summary has same order as advalvas
}
}
}
/*
-----------------------------------------------------------
Digest Display
take collected data and display it
-----------------------------------------------------------
*/
$list[] = get_logged_user_course_html($my_course);
} //end while mycourse...
}
if ( is_array($list) ) {
//Courses whithout sessions
$old_user_category = 0;
foreach($list as $key=>$value) {
if ( empty($value[2]) ) { //if out of any session
$userdefined_categories = get_user_course_categories();
echo '<ul class="courseslist">';
if ($old_user_category<>$value[0]) {
if ($key<>0 OR $value[0]<>0) {// there are courses in the previous category
echo "\n</ul>";
}
echo "\n\n\t<ul class=\"user_course_category\"><li>".$userdefined_categories[$value[0]]."</li></ul>\n";
if ($key<>0 OR $value[0]<>0){ // there are courses in the previous category
echo "<ul class=\"courseslist\">";
}
$old_user_category=$value[0];
}
echo $value[1];
echo "</ul>\n";
}
}
$listActives = $listInactives = $listCourses = array();
foreach ( $list as $key=>$value ) {
if ( $value['active'] ) { //if the session is still active (as told by get_logged_user_course_html())
$listActives[] = $value;
} else if ( !empty($value[2]) ) { //if there is a session but it is not active
$listInactives[] = $value;
}
}
$old_user_category = 0;
$userdefined_categories = get_user_course_categories();
if(count($listActives)>0 && $display_actives){
echo "<ul class=\"courseslist\">\n";
foreach ($listActives as $key => $value) {
if (!empty($value[2])) {
if ((isset($old_session) && $old_session != $value[2]) or ((!isset($old_session)) && isset($value[2]))) {
$old_session = $value[2];
if ($key != 0) {
echo '</ul>';
}
echo '<ul class="session_box">' .
'<li class="session_box_title">'.$value[3]['title'].' '.$value[3]['dates'].'</li>';
if ( !empty($value[3]['coach']) ) {
echo '<li class="session_box_coach">'.$value[3]['coach'].'</li>';
}
echo "</ul>\n";
echo '<ul class="session_course_item">';
}
}
echo $value[1];
}
echo "\n</ul><br /><br />\n";
}
if (count($listInactives)>0 && !$display_actives) {
echo '<ul class="sessions_list_inactive">';
foreach ($listInactives as $key => $value) {
if (!empty($value[2])) {
if ($old_session != $value[2]) {
$old_session = $value[2];
if ($key != 0) {
echo '</ul>';
}
echo '<ul class="session_box">' .
'<li class="session_box_title">'.$value[3]['title'].' '.$value[3]['dates'].'</li>';
if ( !empty($value[3]['coach']) ) {
echo '<li class="session_box_coach">'.$value[3]['coach'].'</li>';
}
echo "</ul>\n";
echo '<ul>';
}
}
echo $value[1];
}
echo "\n</ul><br /><br />\n";
}
}
echo '</div>'; // end of content section
// Register whether full admin or null admin course
// by course through an array dbname x user status
api_session_register('status');
/*
==============================================================================
RIGHT MENU
==============================================================================
*/
echo ' <div class="menu">';
// api_display_language_form(); // moved to the profile page.
$show_menu=false;
$show_create_link=false;
$show_course_link=false;
$show_digest_link=false;
$display_add_course_link = api_is_allowed_to_create_course() && ($_SESSION["studentview"] != "studentenview");
if ($display_add_course_link) {
$show_menu=true;
$show_create_link=true;
}
if (api_is_platform_admin() || api_is_course_admin() || api_is_allowed_to_create_course()) {
$show_menu=true;
$show_course_link=true;
} else {
if (api_get_setting('allow_students_to_browse_courses')=='true') {
$show_menu=true;
$show_course_link=true;
}
}
if(isset($toolsList) and is_array($toolsList) and isset($digest)) {
$show_digest_link=true;
$show_menu=true;
}
// My account section
if ($show_menu){
echo '<div class="menusection">';
echo '<span class="menusectioncaption">'.get_lang('MenuUser').'</span>';
echo '<ul class="menulist">';
if ($show_create_link)
display_create_course_link();
if ($show_course_link)
display_edit_course_list_links();
if ($show_digest_link)
display_digest($toolsList, $digest, $orderKey, $courses);
echo '</ul>';
echo '</div>';
}
// Main navigation section
// tabs that are deactivated are added here
if (!empty($menu_navigation)) {
echo '<div class="menusection">';
echo '<span class="menusectioncaption">'.get_lang('MainNavigation').'</span>';
echo '<ul class="menulist">';
foreach ($menu_navigation as $section => $navigation_info) {
$current = ($section == $GLOBALS['this_section'] ? ' id="current"' : '');
echo '<li'.$current.'>';
echo '<a href="'.$navigation_info['url'].'" target="_self">'.$navigation_info['title'].'</a>';
echo '</li>';
echo "\n";
}
echo '</ul>';
echo '</div>';
}
// plugins for the my courses menu
if (isset($_plugins['mycourses_menu']) && is_array($_plugins['mycourses_menu'])) {
echo '<div class="note">';
api_plugin('mycourses_menu');
echo '</div>';
}
if (api_get_setting('allow_reservation')=='true' && api_is_allowed_to_create_course() ){
//include_once('main/reservation/rsys.php');
echo '<div class="menusection">';
echo '<span class="menusectioncaption">'.get_lang('Booking').'</span>';
echo '<ul class="menulist">';
echo '<a href="main/reservation/reservation.php">'.get_lang('ManageReservations').'</a><br/>';
//echo '<a href="main/reservation/reservation.php">'.get_lang('ManageReservations').'</a><br/>';
/*require_once('main/reservation/rsys.php');
if(api_is_platform_admin() || Rsys :: check_user_status() == 1) { // Only for admins & teachers...
echo '<a href="main/reservation/m_item.php">'.get_lang('ManageItems').'</a><br/>';
echo '<a href="main/reservation/m_reservation.php">'.get_lang('ManageReservationPeriods').'</a><br/>';
}
*/
echo '</ul>';
echo '</div>';
}
// search textbox
if (api_get_setting('search_enabled') == 'true') {
echo '<div class="searchbox">';
$search_btn = get_lang('Search');
$search_text_default = get_lang('YourTextHere');
echo <<<EOD
<br/>
<form action="main/search/" method="post">
&nbsp;&nbsp;<input type="text" id="query" size="15" name="query" value="" />
&nbsp;&nbsp;<button class="save" type="submit" name="submit" value="$search_btn"/>$search_btn </button>
</form>
EOD;
echo '</div>';
}
echo '</div>'; // end of menu
//footer
Display :: display_footer();