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- <?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 SPRL
- 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, rue du Corbeau, 108, 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');
- 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);
- $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 ($result_row = mysql_fetch_array($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;
- }
- /*
- -----------------------------------------------------------
- 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_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)
- {
- $s_htlm_status_icon=Display::return_icon('teachers.gif');
- }
- if($s_course_status==2)
- {
- $s_htlm_status_icon=Display::return_icon('coachs.gif');
- }
- if($s_course_status==5)
- {
- $s_htlm_status_icon=Display::return_icon('students.gif');
- }
- //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 (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 .= $course_teacher;
- if(!empty($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>';
- $result .= htmlspecialchars(substr(strip_tags($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)
- {
- $session = '';
- $active = false;
- if(!empty($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 $output;
- }
- /**
- * Returns the "what's new" icon notifications
- * @param array Course information array, containing at least elements 'db' and 'k'
- * @return string The HTML link to be shown next to the course
- * @version
- */
- function show_notification($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 = 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(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> ';
- }
- }
- 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='".$_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=";
- }
- echo '<div class="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']) && !strstr($_GET['include'], '/') && strstr($_GET['include'], '.html'))
- {
- include ('./home/'.$_GET['include']);
- $pageIncluded = true;
- }
- else
- {
- /*--------------------------------------
- DISPLAY COURSES
- --------------------------------------*/
- $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 && $maxValvas > 0 && mysql_num_rows($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))
- {
- //Courses whithout sessions
- $old_user_category = 0;
- foreach($list as $key=>$value)
- {
- if($value[2]==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((isset($old_session) && $old_session != $value[2]) or ((!isset($old_session)) && isset($value[2]))){
- $old_session = $value[2];
- if($key != 0){
- echo "\n</ul>";
- }
- echo "\n\n\t<ul class=\"user_course_category\" style=\"margin-bottom: 10px;\"><li>".$value[3]."</li></ul>\n";
- echo "<ul style=\"padding: 0px; margin: 0px;\">";
- }
- }
- echo $value[1];
- }
- echo "\n</ul><br /><br />\n";
- }
- if(count($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 $value[1];
- }
- echo "\n</ul><br /><br />\n";
- }
- }
- echo "</div>"; // end of content section
- // Register whether full admin or null admin course
- // by course through an array dbname x user status
- api_session_register('status');
- /*
- ==============================================================================
- RIGHT MENU
- ==============================================================================
- */
- echo '<div class="menu">';
- // tabs that are deactivated are added here
- if (!empty($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="'.$navigation_info['url'].'" target="_top">'.$navigation_info['title'].'</a>';
- echo '</li>';
- echo "\n";
- }
- echo '</ul>';
- echo '</div>';
- }
- // 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 ($display_add_course_link)
- display_create_course_link();
- display_edit_course_list_links();
- if(isset($toolsList) and is_array($toolsList) and isset($digest))
- {
- display_digest($toolsList, $digest, $orderKey, $courses);
- }
- echo '</ul>';
- echo '</div>';
- // plugins for the my courses menu
- if (isset($_plugins['mycourses_menu']) && 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();
- ?>
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