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