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

418 lines
14 KiB

<?php
/* For licensing terms, see /license.txt */
use ChamiloSession as Session;
/**
* HOME PAGE FOR EACH COURSE.
*
* This page, included in every course's index.php is the home
* page. To make administration simple, the teacher edits his
* course from the home page. Only the login detects that the
* visitor is allowed to activate, deactivate home page links,
* access to the teachers tools (statistics, edit forums...).
*
* Edit visibility of tools
*
* visibility = 1 - everybody
* visibility = 0 - course admin (teacher) and platform admin
*
* Who can change visibility ?
*
* admin = 0 - course admin (teacher) and platform admin
* admin = 1 - platform admin
*
* Show message to confirm that a tools must be hide from available tools
*
* visibility 0,1
*
* @package chamilo.course_home
*/
$use_anonymous = true;
require_once __DIR__.'/../inc/global.inc.php';
$htmlHeadXtra[] = '<script>
/* option show/hide thematic-block */
$(document).ready(function(){
$("#thematic-show").click(function(){
$(".btn-hide-thematic").hide();
$(".btn-show-thematic").show(); //show using class
$("#pross").fadeToggle(); //Not working collapse for Chrome
});
$("#thematic-hide").click(function(){
$(".btn-show-thematic").hide(); //show using class
$(".btn-hide-thematic").show();
$("#pross").fadeToggle(); //Not working collapse for Chrome
});
$(".make_visible_and_invisible").attr("href", "javascript:void(0);");
$(".make_visible_and_invisible > img").click(function () {
make_visible = "visible.png";
make_invisible = "invisible.png";
path_name = $(this).attr("src");
list_path_name = path_name.split("/");
image_link = list_path_name[list_path_name.length - 1];
tool_id = $(this).attr("id");
tool_info = tool_id.split("_");
my_tool_id = tool_info[1];
$("#id_normal_message").attr("class", "normal-message alert alert-success");
$.ajax({
contentType: "application/x-www-form-urlencoded",
beforeSend: function(myObject) {
$(".normal-message").show();
$("#id_confirmation_message").hide();
},
type: "GET",
url: "'.api_get_path(WEB_AJAX_PATH).'course_home.ajax.php?'.api_get_cidreq().'&a=set_visibility",
data: "id=" + my_tool_id + "&sent_http_request=1",
success: function(data) {
eval("var info=" + data);
new_current_tool_image = info.image;
new_current_view = "'.api_get_path(WEB_IMG_PATH).'" + info.view;
//eyes
$("#" + tool_id).attr("src", new_current_view);
//tool
$("#toolimage_" + my_tool_id).attr("src", new_current_tool_image);
//clase
$("#tooldesc_" + my_tool_id).attr("class", info.tclass);
$("#istooldesc_" + my_tool_id).attr("class", info.tclass);
if (image_link == "visible.png") {
$("#" + tool_id).attr("alt", "'.get_lang('Activate', '').'");
$("#" + tool_id).attr("title", "'.get_lang('Activate', '').'");
} else {
$("#" + tool_id).attr("alt", "'.get_lang('Deactivate', '').'");
$("#" + tool_id).attr("title", "'.get_lang('Deactivate', '').'");
}
if (info.message == "is_active") {
message = "'.get_lang('ToolIsNowVisible', '').'";
} else {
message = "'.get_lang('ToolIsNowHidden', '').'";
}
$(".normal-message").hide();
$("#id_confirmation_message").html(message);
$("#id_confirmation_message").show();
}
});
});
});
</script>';
// The section for the tabs
$this_section = SECTION_COURSES;
$user_id = api_get_user_id();
$course_code = api_get_course_id();
$courseId = api_get_course_int_id();
$sessionId = api_get_session_id();
$show_message = '';
if (api_is_invitee()) {
$isInASession = $sessionId > 0;
$isSubscribed = CourseManager::is_user_subscribed_in_course(
$user_id,
$course_code,
$isInASession,
$sessionId
);
if (!$isSubscribed) {
api_not_allowed(true);
}
}
// Deleting group session
Session::erase('toolgroup');
Session::erase('_gid');
$isSpecialCourse = CourseManager::isSpecialCourse($courseId);
if ($isSpecialCourse) {
if (isset($_GET['autoreg']) && $_GET['autoreg'] == 1) {
if (CourseManager::subscribeUser($user_id, $course_code, STUDENT)) {
Session::write('is_allowed_in_course', true);
}
}
}
$action = !empty($_GET['action']) ? Security::remove_XSS($_GET['action']) : '';
if ($action == 'subscribe') {
if (Security::check_token('get')) {
Security::clear_token();
$result = CourseManager::autoSubscribeToCourse($course_code);
if ($result) {
if (CourseManager::is_user_subscribed_in_course($user_id, $course_code)) {
Session::write('is_allowed_in_course', true);
}
}
header('Location: '.api_get_self());
exit;
}
}
/* Is the user allowed here? */
api_protect_course_script(true);
/* STATISTICS */
if (!isset($coursesAlreadyVisited[$course_code])) {
Event::accessCourse();
$coursesAlreadyVisited[$course_code] = 1;
Session::write('coursesAlreadyVisited', $coursesAlreadyVisited);
}
$logInfo = [
'tool' => 'course-main',
'tool_id' => 0,
'tool_id_detail' => 0,
'action' => $action,
'info' => '',
];
Event::registerLog($logInfo);
/*Auto launch code */
$autoLaunchWarning = '';
$showAutoLaunchLpWarning = false;
$course_id = api_get_course_int_id();
$lpAutoLaunch = api_get_course_setting('enable_lp_auto_launch');
$session_id = api_get_session_id();
if (!empty($lpAutoLaunch)) {
if ($lpAutoLaunch == 2) {
// LP list
if (api_is_platform_admin() || api_is_allowed_to_edit()) {
$showAutoLaunchLpWarning = true;
} else {
$session_key = 'lp_autolaunch_'.$session_id.'_'.api_get_course_int_id().'_'.api_get_user_id();
if (!isset($_SESSION[$session_key])) {
// Redirecting to the LP
$url = api_get_path(WEB_CODE_PATH).'lp/lp_controller.php?'.api_get_cidreq().'&id_session='.$session_id;
$_SESSION[$session_key] = true;
header("Location: $url");
exit;
}
}
} else {
$lp_table = Database::get_course_table(TABLE_LP_MAIN);
$condition = '';
if (!empty($session_id)) {
$condition = api_get_session_condition($session_id);
$sql = "SELECT id FROM $lp_table
WHERE c_id = $course_id AND autolaunch = 1 $condition
LIMIT 1";
$result = Database::query($sql);
// If we found nothing in the session we just called the session_id = 0 autolaunch
if (Database::num_rows($result) == 0) {
$condition = '';
}
}
$sql = "SELECT id FROM $lp_table
WHERE c_id = $course_id AND autolaunch = 1 $condition
LIMIT 1";
$result = Database::query($sql);
if (Database::num_rows($result) > 0) {
$lp_data = Database::fetch_array($result, 'ASSOC');
if (!empty($lp_data['id'])) {
if (api_is_platform_admin() || api_is_allowed_to_edit()) {
$showAutoLaunchLpWarning = true;
} else {
$session_key = 'lp_autolaunch_'.$session_id.'_'.api_get_course_int_id().'_'.api_get_user_id();
if (!isset($_SESSION[$session_key])) {
//redirecting to the LP
$url = api_get_path(WEB_CODE_PATH).'lp/lp_controller.php?'.api_get_cidreq().'&action=view&lp_id='.$lp_data['id'];
$_SESSION[$session_key] = true;
header("Location: $url");
exit;
}
}
}
}
}
}
if ($showAutoLaunchLpWarning) {
$autoLaunchWarning = get_lang('TheLPAutoLaunchSettingIsONStudentsWillBeRedirectToAnSpecificLP');
}
$forumAutoLaunch = api_get_course_setting('enable_forum_auto_launch');
if ($forumAutoLaunch == 1) {
if (api_is_platform_admin() || api_is_allowed_to_edit()) {
if (empty($autoLaunchWarning)) {
$autoLaunchWarning = get_lang('TheForumAutoLaunchSettingIsOnStudentsWillBeRedirectToTheForumTool');
}
} else {
$url = api_get_path(WEB_CODE_PATH).'forum/index.php?'.api_get_cidreq().'&id_session='.$session_id;
header("Location: $url");
exit;
}
}
if (api_get_configuration_value('allow_exercise_auto_launch')) {
$exerciseAutoLaunch = (int) api_get_course_setting('enable_exercise_auto_launch');
if ($exerciseAutoLaunch == 2) {
if (api_is_platform_admin() || api_is_allowed_to_edit()) {
if (empty($autoLaunchWarning)) {
$autoLaunchWarning = get_lang(
'TheExerciseAutoLaunchSettingIsONStudentsWillBeRedirectToTheExerciseList'
);
}
} else {
// Redirecting to the document
$url = api_get_path(WEB_CODE_PATH).'exercise/exercise.php?'.api_get_cidreq().'&id_session='.$session_id;
header("Location: $url");
exit;
}
} elseif ($exerciseAutoLaunch == 1) {
if (api_is_platform_admin() || api_is_allowed_to_edit()) {
if (empty($autoLaunchWarning)) {
$autoLaunchWarning = get_lang(
'TheExerciseAutoLaunchSettingIsONStudentsWillBeRedirectToAnSpecificExercise'
);
}
} else {
// Redirecting to an exercise
$table = Database::get_course_table(TABLE_QUIZ_TEST);
$condition = '';
if (!empty($session_id)) {
$condition = api_get_session_condition($session_id);
$sql = "SELECT iid FROM $table
WHERE c_id = $course_id AND autolaunch = 1 $condition
LIMIT 1";
$result = Database::query($sql);
// If we found nothing in the session we just called the session_id = 0 autolaunch
if (Database::num_rows($result) == 0) {
$condition = '';
}
}
$sql = "SELECT iid FROM $table
WHERE c_id = $course_id AND autolaunch = 1 $condition
LIMIT 1";
$result = Database::query($sql);
if (Database::num_rows($result) > 0) {
$row = Database::fetch_array($result, 'ASSOC');
$exerciseId = $row['iid'];
$url = api_get_path(WEB_CODE_PATH).
'exercise/overview.php?exerciseId='.$exerciseId.'&'.api_get_cidreq().'&id_session='.$session_id;
header("Location: $url");
exit;
}
}
}
}
$documentAutoLaunch = api_get_course_setting('enable_document_auto_launch');
if ($documentAutoLaunch == 1) {
if (api_is_platform_admin() || api_is_allowed_to_edit()) {
if (empty($autoLaunchWarning)) {
$autoLaunchWarning = get_lang('TheDocumentAutoLaunchSettingIsOnStudentsWillBeRedirectToTheDocumentTool');
}
} else {
// Redirecting to the document
$url = api_get_path(WEB_CODE_PATH).'document/document.php?'.api_get_cidreq().'&id_session='.$session_id;
header("Location: $url");
exit;
}
}
$tool_table = Database::get_course_table(TABLE_TOOL_LIST);
$temps = time();
$reqdate = "&reqdate=$temps";
/* Introduction section (editable by course admins) */
$content = Display::return_introduction_section(
TOOL_COURSE_HOMEPAGE,
[
'CreateDocumentWebDir' => api_get_path(WEB_COURSE_PATH).api_get_course_path().'/document/',
'CreateDocumentDir' => 'document/',
'BaseHref' => api_get_path(WEB_COURSE_PATH).api_get_course_path().'/',
]
);
/* SWITCH TO A DIFFERENT HOMEPAGE VIEW
the setting homepage_view is adjustable through
the platform administration section */
if (!empty($autoLaunchWarning)) {
$show_message .= Display::return_message(
$autoLaunchWarning,
'warning'
);
}
if (api_get_setting('homepage_view') === 'activity' ||
api_get_setting('homepage_view') === 'activity_big'
) {
require 'activity.php';
} elseif (api_get_setting('homepage_view') === '2column') {
require '2column.php';
} elseif (api_get_setting('homepage_view') === '3column') {
require '3column.php';
} elseif (api_get_setting('homepage_view') === 'vertical_activity') {
require 'vertical_activity.php';
}
// Get session-career diagram
$diagram = '';
$allow = api_get_configuration_value('allow_career_diagram');
if ($allow === true) {
$htmlHeadXtra[] = api_get_js('jsplumb2.js');
$extra = new ExtraFieldValue('session');
$value = $extra->get_values_by_handler_and_field_variable(
api_get_session_id(),
'external_career_id'
);
if (!empty($value) && isset($value['value'])) {
$careerId = $value['value'];
$extraFieldValue = new ExtraFieldValue('career');
$item = $extraFieldValue->get_item_id_from_field_variable_and_field_value(
'external_career_id',
$careerId,
false,
false,
false
);
if (!empty($item) && isset($item['item_id'])) {
$careerId = $item['item_id'];
$career = new Career();
$careerInfo = $career->get($careerId);
if (!empty($careerInfo)) {
$extraFieldValue = new ExtraFieldValue('career');
$item = $extraFieldValue->get_values_by_handler_and_field_variable(
$careerId,
'career_diagram',
false,
false,
false
);
if (!empty($item) && isset($item['value']) && !empty($item['value'])) {
$graph = unserialize($item['value']);
$diagram = Career::renderDiagram($careerInfo, $graph);
}
}
}
}
}
$content = '<div id="course_tools">'.$diagram.$content.'</div>';
// Deleting the objects
Session::erase('_gid');
Session::erase('oLP');
Session::erase('lpobject');
api_remove_in_gradebook();
DocumentManager::removeGeneratedAudioTempFile();
$tpl = new Template(null);
$tpl->assign('message', $show_message);
$tpl->assign('content', $content);
// Direct login to course
$tpl->assign('course_code', $course_code);
$tpl->display_one_col_template();