<?php
// $Id: user_portal.php,v 1.10 2006/08/19 09:33:14 yannoo Exp $
/*
==============================================================================
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) various contributors
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, 44 rue des palais, B-1030 Brussels, Belgium
Mail: info@dokeos.com
==============================================================================
*/
/**
==============================================================================
* 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');
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);
$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,course.title,course.code";
$course_list_sql_result = api_sql_query($personal_course_list_sql, __FILE__, __LINE__);
while ($result_row = mysql_fetch_array($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 ($result_row = mysql_fetch_array($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 = mysql_fetch_array($course_list_sql_result))
{
$personal_course_list[] = $result_row;
}
return $personal_course_list;
}
/**
* Enter description here...
*
* @param unknown_type $user_id
* @param unknown_type $list_sessions
* @return unknown
*
*/
function get_personal_session_course_list($user_id, $list_sessions)
{
// Database Table Definitions
$main_course_user_table = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
$tbl_course = Database :: get_main_table(TABLE_MAIN_COURSE);
$tbl_user = Database :: get_main_table(TABLE_MAIN_USER);
$tbl_session = Database :: get_main_table(TABLE_MAIN_SESSION);
$tbl_course_user = 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);
// variable initialisation
$personal_course_list_sql = '';
$personal_course_list = array();
//Courses in which we suscribed out of any session
$personal_course_list_sql = "SELECT course.code k, course.directory d, course.visual_code c, course.db_name db, course.title i,
course.tutor_name t, course.course_language l, course_rel_user.status s, course_rel_user.sort sort,
course_rel_user.user_course_cat user_course_cat
FROM ".$tbl_course." 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,course.title,course.code";
$course_list_sql_result = api_sql_query($personal_course_list_sql, __FILE__, __LINE__);
while ($result_row = mysql_fetch_array($course_list_sql_result))
{
$personal_course_list[] = $result_row;
}
// get the list of sessions where the user is subscribed as student
$result=api_sql_query("SELECT DISTINCT id, name, date_start, date_end
FROM session_rel_user, session
WHERE id_session=id AND id_user=$user_id ORDER BY date_start, date_end, name",__FILE__,__LINE__);
$Sessions=api_store_result($result);
$Sessions = array_merge($Sessions , api_store_result($result));
// get the list of sessions where the user is subscribed as coach in a course
$result=api_sql_query("SELECT DISTINCT id, name, date_start, date_end
FROM $tbl_session as session
INNER JOIN $tbl_session_course as session_rel_course
ON session_rel_course.id_coach = $user_id
ORDER BY date_start, date_end, name",__FILE__,__LINE__);
//global $sessionIsCoach;
$sessionIsCoach = api_store_result($result);
$Sessions = array_merge($Sessions , $sessionIsCoach);
// get the list of sessions where the user is subscribed as coach
$result=api_sql_query("SELECT DISTINCT id, name, date_start, date_end
FROM $tbl_session as session
WHERE session.id_coach = $user_id
ORDER BY date_start, date_end, name",__FILE__,__LINE__);
$Sessions = array_merge($Sessions , api_store_result($result));
if(api_is_allowed_to_create_course())
{
foreach($Sessions as $enreg)
{
$id_session = $enreg['id'];
$personal_course_list_sql = "SELECT DISTINCT course.code k, course.directory d, course.visual_code c, course.db_name db, course.title i, CONCAT(user.lastname,' ',user.firstname) t, email, course.course_language l, 1 sort, category_code user_course_cat, date_start, date_end, session.id as id_session, session.name as session_name
FROM $tbl_session_course as session_course
INNER JOIN $tbl_course AS course
ON course.code = session_course.course_code
INNER JOIN $tbl_session as session
ON session.id = session_course.id_session
LEFT JOIN $tbl_user as user
ON user.user_id = session_course.id_coach
WHERE session_course.id_session = $id_session
AND (session_course.id_coach=$user_id OR session.id_coach=$user_id)
ORDER BY i";
$course_list_sql_result = api_sql_query($personal_course_list_sql, __FILE__, __LINE__);
while ($result_row = mysql_fetch_array($course_list_sql_result))
{
$result_row['s'] = 2;
$key = $result_row['id_session'].' - '.$result_row['k'];
$personal_course_list[$key] = $result_row;
}
}
}
foreach($Sessions as $enreg)
{
$id_session = $enreg['id'];
$personal_course_list_sql = "SELECT DISTINCT course.code k, course.directory d, course.visual_code c, course.db_name db, course.title i, CONCAT(user.lastname,' ',user.firstname) t, email, course.course_language l, 1 sort, category_code user_course_cat, date_start, date_end, session.id as id_session, session.name as session_name, IF(session_course.id_coach = ".$user_id.",'2', '5')
FROM $tbl_session_course as session_course
INNER JOIN $tbl_course AS course
ON course.code = session_course.course_code
LEFT JOIN $tbl_user as user
ON user.user_id = session_course.id_coach
INNER JOIN $tbl_session_course_user
ON $tbl_session_course_user.id_session = $id_session
AND $tbl_session_course_user.id_user = $user_id
INNER JOIN $tbl_session as session
ON session_course.id_session = session.id
WHERE session_course.id_session = $id_session
ORDER BY i";
$course_list_sql_result = api_sql_query($personal_course_list_sql, __FILE__, __LINE__);
while ($result_row = mysql_fetch_array($course_list_sql_result))
{
$key = $result_row['id_session'].' - '.$result_row['k'];
$result_row['s'] = $result_row['14'];
if(!isset($personal_course_list[$key]))
{
$personal_course_list[$key] = $result_row;
}
}
}
//print_r($personal_course_list);
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')
{
$level3title = "• < a href = \"".$toolsList[$tools]["path"].$key3."\" > ".$courses[$key3]['courseCode']."< / a > \n";
}
elseif ($orderKey[2] == 'keyTime')
{
$level3title = "• < a href = \"".$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 $level3title, ' – ', substr(strip_tags($dataFromCourse), 0, CONFVAL_NB_CHAR_FROM_CONTENT);
//adding ... (three dots) if the texts are too large and they are shortened
if (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 $nosession;
if(api_get_setting('use_session_mode')=='true' & & !$nosession)
{
global $now, $date_start, $date_end;
}
//initialise
$result = '';
// Table definitions
//$statistic_database = Database::get_statistic_database();
$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_database = $my_course['db'];
$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'];
$course_info = Database :: get_course_info($course_system_code);
$course_access_settings = CourseManager :: get_access_settings($course_system_code);
$course_id = $course_info['course_id'];
$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){
$s_htlm_status_icon="< img src = 'main/img/teachers.gif' > ";
}
if($s_course_status==2){
$s_htlm_status_icon="< img src = 'main/img/coachs.gif' > ";
}
if($s_course_status==5){
$s_htlm_status_icon="< img src = 'main/img/students.gif' > ";
}
//display course entry
$result.="\n\t";
$result .= '< li id = "courses" > < div id = "coursestatusicons" > '.$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 (get_setting("display_coursecode_in_courselist") == "true" OR get_setting("display_teacher_in_courselist") == "true")
{
$result .= "< br / > ";
}
if (get_setting("display_coursecode_in_courselist") == "true")
{
$result .= $course_display_code;
}
if (get_setting("display_coursecode_in_courselist") == "true" AND get_setting("display_teacher_in_courselist") == "true")
{
$result .= ' – ';
}
if (get_setting("display_teacher_in_courselist") == "true")
{
$result .= $course_teacher;
}
// display the what's new icons
$result .= show_notification($my_course);
/*
// get the user's last access dates to all tools of this course
$sqlLastTrackInCourse = "SELECT * FROM $statistic_database.track_e_lastaccess"
." WHERE access_user_id = ".$user_id
." AND access_cours_code = '".$my_course['k']."'";
$resLastTrackInCourse = api_sql_query($sqlLastTrackInCourse,__FILE__,__LINE__);
while($lastTrackInCourse = mysql_fetch_array($resLastTrackInCourse))
{
$lastTrackInCourseDate[$lastTrackInCourse["access_tool"]] = $lastTrackInCourse["access_date"];
}
// get the last edits of all tools of this course
$sql = "SELECT tooledit.lastedit_date last_date, tooledit.tool tool, tooledit.ref ref,
tooledit.lastedit_type type, tooledit.to_group_id group_id,
accueil.image image, accueil.link link
FROM $tool_edit_table tooledit, $course_tool_table accueil
WHERE accueil.name = tooledit.tool
AND accueil.visibility = '1'
AND tooledit.insert_user_id != $user_id
AND (tooledit.to_user_id = '$user_id' OR tooledit.to_user_id = 0)";
$res = api_sql_query($sql,__FILE__,__LINE__);
$sql = "SELECT group_id FROM $course_group_user_table WHERE user_id = '$user_id'";
$groupres = api_sql_query($sql,__FILE__,__LINE__);
$groups = mysql_fetch_array($groupres);
$groups[] = 0;
//show icons of tools where there is something new
while($lastToolEdit = mysql_fetch_array($res))
{
if ($lastTrackInCourseDate[$lastToolEdit["tool"]]< $lastToolEdit["last_date"] & & in_array($lastToolEdit["group_id"], $groups))
{
$lastDate = date("d/m/Y H:i", convert_mysql_date($lastToolEdit["last_date"]));
$type = ($lastToolEdit["type"]=="" || $lastToolEdit["type"]==NULL) ? get_lang('_new_item') : $lastToolEdit["type"];
$result.= '< a href = "'.api_get_path(WEB_CODE_PATH).$lastToolEdit['link'].'?cidReq='.$my_course['k'].'" > '.
'< img title = "— '.$lastToolEdit['tool'].' — '.get_lang('_title_notification')." : $ type ( $ lastDate ) . \ " "
.' src="'.api_get_path(WEB_IMG_PATH).$lastToolEdit['image'].'" border="0" align="middle" alt="'.$lastToolEdit['image'].'" />< / a > ';
}
}
unset($lastTrackInCourseDate);
unset($groups);*/
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 > ";
$result .= htmlspecialchars(substr(strip_tags($dataFromCourse), 0, CONFVAL_NB_CHAR_FROM_CONTENT));
$result .= "< / li > ";
}
$result .= "< / ul > ";
$result .= "< / li > ";
}
$result .= "< / ul > ";
$result .= "< / li > ";
}
$result .= "< / ul > ";
}
$result .= "< / li > ";
if(api_get_setting('use_session_mode')=='true' & & !$nosession)
{
if(!empty($my_course['session_name']))
{
$session = $my_course['session_name'];
if($my_course['date_start']=='0000-00-00')
{
$session .= ' - '.get_lang('WithoutTimeLimits');
$active = true;
}
else
{
$session .= ' - '.get_lang('From').' '.$my_course['date_start'].' '.get_lang('To').' '.$my_course['date_end'];
$active = ($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 $output;
}
/**
* Returns the "what's new" icon notifications
* @version
*/
function show_notification($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);
// get the user's last access dates to all tools of this course
$sqlLastTrackInCourse = "SELECT * FROM $statistic_database.track_e_lastaccess
USE INDEX (access_cours_code, access_user_id)
WHERE access_cours_code = '".$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 = mysql_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);
$groups_ids[] = 0; //add group 'everyone'
//filter all selected items
while ($res & & ($item_property = mysql_fetch_array($res)))
{
if ((!isset ($lastTrackInCourseDate[$item_property['tool']]) || $lastTrackInCourseDate[$item_property['tool']] < $item_property['lastedit_date']) & & (in_array($item_property['to_group_id'], $groups_ids) || $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
$retvalue = ' ';
if (isset ($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='.$my_course['k'].'&ref='.$notification['ref'].'" > '.'< img title = "-- '.get_lang($notification['tool']).' -- '.get_lang('_title_notification')." : $ type ( $ lastDate ) . \ " " . ' src = "'.api_get_path(WEB_CODE_PATH).'img/'.$notification['image'].'" border = "0" align = "absbottom" / > < / a > ';
}
}
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;
$table_category = Database::get_user_personal_table(TABLE_USER_COURSE_CATEGORY);
$sql = "SELECT * FROM ".$table_category." WHERE user_id='".$_user['user_id']."'";
$result = api_sql_query($sql,__FILE__,__LINE__);
while ($row = mysql_fetch_array($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');
$toolsList['valvas']['path'] = api_get_path(WEB_CODE_PATH)."announcements/announcements.php?cidReq=";
}
/*
-----------------------------------------------------------------------------
Plugins for banner section
-----------------------------------------------------------------------------
*/
echo "< div class = \"maincontent\" > "; // start of content for logged in users
// link to see the session view or course view
/*if(api_get_setting('use_session_mode')=='true' & & api_is_allowed_to_create_course()) {
if(isset($_GET['sessionview'])){
echo '< a href = "'.$_SERVER['PHP_SELF'].'" > '.get_lang('CourseView').'< / a > ';
}
else {
echo '< a href = "'.$_SERVER['PHP_SELF'].'?sessionview=true" > '.get_lang('SessionView').'< / a > ';
}
}*/
/*
-----------------------------------------------------------------------------
System Announcements
-----------------------------------------------------------------------------
*/
$announcement = $_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']) & & !strstr($_GET['include'], '/') & & strstr($_GET['include'], '.html'))
{
include ('./home/'.$_GET['include']);
$pageIncluded = true;
}
else
{
/*--------------------------------------
DISPLAY COURSES
--------------------------------------*/
$list = '';
$personal_course_list = get_personal_session_course_list($_user['user_id']);
/*if(api_get_setting('use_session_mode')=='true' & & !$nosession)
{
echo "bouh";
$personal_course_list = get_personal_session_course_list($_user['user_id']);
}
else
{
$personal_course_list = get_personal_course_list($_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);
/*
currently disabled functionality, should return
$thisCoursePath = $sys_course_path . $thisCoursePath;
if(! file_exists($thisCoursePath))
{
echo "< li > ".$my_course['i']."< br / > ";
echo "".get_lang("CourseDoesntExist")." (< a href = \"main/install/update_courses.php\" > ";
echo "".get_lang("GetCourseFromOldPortal")."< / a > )< / li > ";
continue;
}*/
$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 & & $maxValvas > 0 & & mysql_num_rows($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 = mysql_fetch_array($resGetLastAnnouncements))
{
$keyTools = "valvas";
$keyTime = $annoncement['publicationDate'];
$keyCourse = $thisCourseSysCode;
$digest[$$orderKey[0]][$$orderKey[1]][$$orderKey[2]][] = htmlspecialchars(substr(strip_tags($annoncement["content"]), 0, CONFVAL_NB_CHAR_FROM_CONTENT));
$nbDigestEntries ++; // summary has same order as advalvas
}
}
}
/*
-----------------------------------------------------------
Agenda
-----------------------------------------------------------
*/
$course_database = $my_course['db'];
$course_tool_table = Database :: get_course_table(TABLE_TOOL_LIST,$course_database);
$query = "SELECT visibility FROM $course_tool_table WHERE link = 'calendar/agenda.php' AND visibility = 1";
$result = api_sql_query($query);
$thisAgenda = $maxCourse - $nbDigestEntries; // new max entries for agenda
if ($maxAgenda < $thisAgenda)
$thisAgenda = $maxAgenda;
// collect from agenda, but only if tool is visible for the course
if ($result & & $thisAgenda > 0 & & mysql_num_rows($result) > 0)
{
$tableCal = $courseTablePrefix.$thisCourseDbName.$_configuration['db_glue']."calendar_event";
$sqlGetNextAgendaEvent = "SELECT start_date , title content, start_time
FROM $tableCal
WHERE start_date >= CURDATE()
ORDER BY start_date, start_time
LIMIT $maxAgenda";
$resGetNextAgendaEvent = api_sql_query($sqlGetNextAgendaEvent, __FILE__, __LINE__);
if ($resGetNextAgendaEvent)
{
while ($agendaEvent = mysql_fetch_array($resGetNextAgendaEvent))
{
$keyTools = 'agenda';
$keyTime = $agendaEvent['start_date'];
$keyCourse = $thisCourseSysCode;
$digest[$$orderKey[0]][$$orderKey[1]][$$orderKey[2]][] = htmlspecialchars(substr(strip_tags($agendaEvent["content"]), 0, CONFVAL_NB_CHAR_FROM_CONTENT));
$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($list))
{
//print_r($list);
//Courses whithout sessions
foreach($list as $key=>$value){
if($value[2]==0){
$old_user_category = 0;
$userdefined_categories = get_user_course_categories();
echo "< ul > \n";
if ($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 > ";
}
$old_user_category=$value[0];
}
echo $value[1];
echo "< / ul > \n";
}
}
$listActives = $listInactives = $listCourses = array();
foreach($list as $key=>$value){
if($value['active'])
$listActives[] = $value;
else if(!empty($value[2]))
$listInactives[] = $value;
}
$old_user_category = 0;
$userdefined_categories = get_user_course_categories();
if(count($listActives)>0 & & $display_actives){
echo "< ul style = \"line-height: 20px ; margin-top: 20px ; \ " > \n";
foreach ($listActives as $key => $value)
{
if(!empty($value[2])){
if($old_session != $value[2]){
$old_session = $value[2];
if($key != 0){
echo "\n< / ul > ";
}
echo "\n\n\t< ul class = \"user_course_category\" > < li > ".$value[3]."< / li > < / ul > \n";
echo "< ul > ";
}
}
echo $value[1];
}
echo "\n< / ul > < / ul > < br / > < br / > \n";
}
if(count($listInactives)>0 & & !$display_actives){
echo "< ul style = \"line-height: 20px ; \ " > ";
foreach ($listInactives as $key => $value)
{
if(!empty($value[2])){
if($old_session != $value[2]){
$old_session = $value[2];
if($key != 0){
echo "\n< / ul > ";
}
echo "\n\n\t< ul class = \"user_course_category\" > < li > ".$value[3]."< / li > < / ul > \n";
echo "< ul > ";
}
}
echo $value[1];
}
echo "\n< / ul > < br / > < br / > \n";
}
/*if(api_get_setting('use_session_mode')=='true' & & !$nosession)
{
$listActives = $listInactives = $listCourses = array();
foreach($list as $key=>$value){
if($value['active'])
$listActives[] = $value;
else if(!empty($value[2]))
$listInactives[] = $value;
}
$old_user_category = 0;
$userdefined_categories = get_user_course_categories();
//Courses which belong to no sessions
//echo "< ul style = \"line-height: 20px ; \ " > \n\n\n\t< ul class = \"user_course_category\" > < li > ".get_lang("Courses_no_sessions")."< / li > < / ul > \n< / ul > ";
if(count($listActives)>0 & & $display_actives){
echo "< ul style = \"line-height: 20px ; \ " > \n";
foreach ($listActives as $key => $value)
{
if(!empty($value[2])){
if($old_session != $value[2]){
$old_session = $value[2];
if($key != 0){
echo "\n< / ul > ";
}
echo "\n\n\t< ul class = \"user_course_category\" > < li > ".$value[3]."< / li > < / ul > \n";
echo "< ul > ";
}
}
echo $value[1];
}
echo "\n< / ul > < / ul > < br / > < br / > \n";
}
if(count($listInactives)>0 & & !$display_actives){
echo "< ul style = \"line-height: 20px ; \ " > ";
foreach ($listInactives as $key => $value)
{
if(!empty($value[2])){
if($old_session != $value[2]){
$old_session = $value[2];
if($key != 0){
echo "\n< / ul > ";
}
echo "\n\n\t< ul class = \"user_course_category\" > < li > ".$value[3]."< / li > < / ul > \n";
echo "< ul > ";
}
}
echo $value[1];
}
echo "\n< / ul > < br / > < br / > \n";
}
}
else
{
$old_user_category = 0;
$userdefined_categories = get_user_course_categories();
echo "< ul > \n";
foreach ($list as $key => $value)
{
if ($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 > ";
}
$old_user_category=$value[0];
}
echo $value[1];
}
echo "\n< / ul > \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.
echo "< div class = \"menusection\" > ";
echo "< span class = \"menusectioncaption\" > ".get_lang("MenuUser")."< / span > ";
echo "< ul class = \"menulist\" > ";
$display_add_course_link = api_is_allowed_to_create_course() & & ($_SESSION["studentview"] != "studentenview");
if ($display_add_course_link)
display_create_course_link();
display_edit_course_list_links();
display_digest($toolsList, $digest, $orderKey, $courses);
$navigation=array();
// Link to my profile
$navigation['myprofile']['url'] = api_get_path(WEB_CODE_PATH).'auth/profile.php'.(!empty($_course['path']) ? '?coursePath='.$_course['path'].'& courseCode='.$_course['official_code'] : '' );
$navigation['myprofile']['title'] = get_lang('ModifyProfile');
// Link to my agenda
$navigation['myagenda']['url'] = api_get_path(WEB_CODE_PATH).'calendar/myagenda.php'.(!empty($_course['path']) ? '?coursePath='.$_course['path'].'& courseCode='.$_course['official_code'] : '' );
$navigation['myagenda']['title'] = get_lang('MyAgenda');
foreach($navigation as $section => $navigation_info)
{
$current = ($section == $GLOBALS['this_section'] ? ' id="current"' : '');
echo '< li ' . $ current . ' > ';
echo '< a href = "'.$navigation_info['url'].'" target = "_top" > '.$navigation_info['title'].'< / a > ';
echo '< / li > ';
echo "\n";
}
echo "< / ul > ";
echo "< / div > ";
/*
-----------------------------------------------------------------------------
Plugins for banner section
-----------------------------------------------------------------------------
*/
if (is_array($_plugins['mycourses_menu'])){
echo '< div class = "note" style = "background: none" > ';
api_plugin('mycourses_menu');
echo "< / div > ";
}
echo "< / div > "; // end of menu
/*
==============================================================================
FOOTER
==============================================================================
*/
Display :: display_footer();
?>
