suivi_unit.php

<?php

// This file is part of Moodle - http://moodle.org/
//
// Moodle 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 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 *
 * @package    format_iena
 * @category   format
 * @copyright  2018 Softia/Université lorraine
 * @author     vrignaud camille / Thomas Fradet
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
define('NO_OUTPUT_BUFFERING', true);
require_once('../../../config.php');
require_once('view/view_param_indicateur.php');
require_once('entity/course_format_iena_section_ressources.php');
require_once('entity/course_format_iena_sections.php');
require_once('entity/course_format_iena_groups.php');
$PAGE->requires->css('/course/format/iena/styles.css');


global $COURSE, $DB, $USER, $PAGE;

function init_page($course){
	global $PAGE;
	// Defines the id of the course with a get parameter
	
	// Getting DB information (*)  of the course
	
	$PAGE->set_title($course->fullname);
	$PAGE->set_heading($course->fullname . " – " .get_string('table_progress', 'format_iena'));

	$PAGE->set_pagelayout('incourse');


	/* Cache le menu dans le header ?  */
	$coursenode = $PAGE->navbar->add(get_string('table_progress', 'format_iena'), null, navigation_node::TYPE_CONTAINER, null, 'suiviena');
	$coursenode->make_active();
	$coursenode->force_open();

}

function get_groups($context, $active_group_id, $progress, $groups){
	global $USER, $COURSE;
	/* Groupe du GET provenant du sélecteur de la page du cours, ou premier groupe de l'utilisateur, ou groupe 0 (tous les groupes). */
	$groups_all=new StdClass();
	// @TODO à supprimer si pas utilisé dans le JS (mettre dans la clause IF pour éviter un appel inutile si le GET existe)
	$current_user_groups_ids = groups_get_user_groups($COURSE->id, $USER->id)[0];
	$current_user_groups=[];
	$other_groups=[];
	/* Si pas de groupe dans le get ou groupe 0 (tous) mais pas le droit => premier groupe existant du user ou groupe 0 (tous) */
	if ($active_group_id == NULL || ($active_group_id == 0 && !has_capability('course/iena:suivi_edit', $context, $USER->id)) ) {
		
		if ( count($current_user_groups_ids) == 0 ) {
			$active_group_id = 0;
		} else {
			
			
			$active_group_id = $current_user_groups_ids[0];
		}
	}
	/* Groupes du cours avec id, nom et liste des id utilisateur de tous les membres (3 clefs d'un tableau de groupes : id, name, member) */
	

	//$current_user_groups = [];
	$active_group_name = "";
	
	foreach ($groups as $group) {
		/* Récupération du nom du group actif au passage */
		if ( $group->id == $active_group_id ) {
			$active_group_name = $group->name;

			$group->selected='selected';
		}
		foreach ($current_user_groups_ids as $ugi) {
			if ( $group->id == $ugi ) {
				$current_user_groups[] = $group;
			}
			else{
				$other_groups[]=$group;
			}
		}
	}

	//Réservé pour l'export ?
	/*if ( $active_group_id == 0 ) {
		foreach ($progress as $prog) {

			
			$prog->groups = "";
			foreach ($groups as $group) {
				if ( in_array($prog->id, $group->members) ) {
					$prog->groups .= $group->name . " ";
				}
			}
		}
	}*/
	$groups_all->groups=$other_groups;
	$groups_all->current_user_groups=$current_user_groups;
	return $groups_all;

}

//Formate l'achèvement d'activités pour le tableau de suivi. Pour chaque étudiant, on aura dans le bon ordre la liste des modules et le completionstate
function format_progress($progress, $modules, $groups, $active_group_id, $active_section_id){
	global $CFG, $COURSE;
	$students=array();
	foreach ($progress as $prog_info) {
		$progress_student=new StdClass();
		$progress_student->firstname=$prog_info->firstname;
		$progress_student->lastname=$prog_info->lastname;
		//$progress_student->name=$prog_info->firstname." ".$prog_info->lastname;
		$progress_student->id=$prog_info->id;
		$progress_student->email=$prog_info->email;
		$progress_student->progress=array();
		$progress_student->report_link=$CFG->wwwroot . "/report/outline/user.php?id=" . $progress_student->id . "&course=" . $COURSE->id . "&mode=outline";
		$progress_student->message_link=$CFG->wwwroot . "/message/index.php?id=" . $progress_student->id;


		if ( $active_group_id == 0 ) {	
			$progress_student->groups = "";
			foreach ($groups as $group) {
				if ( in_array($progress_student->id, $group->members) ) {
					$progress_student->groups .= $group->name . " ";
				}
			}
		}


		foreach($modules as $key=>$module){
			
			$module_progress=new StdClass();
			
			if(!isset($prog_info->progress[$module->id])){
				
				$module_progress->completionstate='0';
			}
			else{
				$module_progress->completionstate=$prog_info->progress[$module->id]->completionstate;
			}
			/*if($module->section == $active_section_id || $active_section_id == 0){
				$module_progress->visible=true;
			}
			else{
				$module_progress->visible=false;
			}*/
			$module_progress->namemodule=$module->name;
			$module_progress->idmodule=$module->id;
			
			$progress_student->progress[$key]=$module_progress;
		}

		$students[]=$progress_student;
	}

	return $students;
	
}


function get_activities($completion, $active_section_id){
	$activities = $completion->get_activities();
	$modules = [];
	foreach ($activities as $activity) {
		$module = new StdClass();
		$module->id = $activity->id;
		$module->name = $activity->name;
		$displayname = format_string($activity->name, true, array('context' => $activity->context));
		$module->displayname = strlen($displayname) > 20 ? mb_substr($displayname, 0, 19, 'UTF-8').'…' : $displayname;
		$module->section = $activity->section;
		$modules[] = $module;
		if($activity->section == $active_section_id || $active_section_id==0 ){
			$module->visible=true;
		}
		else{
			$module->visible=false;
		}
		
	}
	return $modules;
}

function get_sections($active_section_id){
	global $COURSE;
	// Liste des sections du cours
	$modinfo = get_fast_modinfo($COURSE->id);
	$sections_info_all = $modinfo->get_section_info_all();
	$sections = [];

	


	foreach ($sections_info_all as $key => $section_info) {
		$section = new StdClass();
		$section->id = $section_info->id;
		$section->name = $section_info->name === NULL || $section_info->name === '' ? 'Section ' . $key : $section_info->name;
		if($section->id==$active_section_id){
			$section->selected="selected";
		}

		$sections[] = $section;

	}
	return $sections;
}




function set_filters($data, $filters, $symbols, $sections, $groups, $current_user_groups, $active_group_name, $active_section_id){
	
	if (isset($_GET['filter'])) {
		$filterComplete = $_GET['filter'];
		$symbols[substr($filterComplete, 0, 1)]->selected="selected";
		$filters[substr($filterComplete, 1)]->selected="selected";
	} else {
		$filters["0"]->selected="selected";
		$symbols[">"]->selected="selected";
	}


	$data['filters']=array_values($filters);
	$data['symbols']=array_values($symbols);
	$data["sections"]=$sections;
	$data["groups"]=array_values($groups);
	$data['current_user_groups']=$current_user_groups;
	//$data['active_section_id']=$active_section_id;

	if($active_group_name==""){
		$data['default_group']='selected';	
	}


	$data['data']=array();
	$data['data']["sections"]=$sections;
	$data['data']["groups"]=array_values($groups);
	$data['data']['current_user_groups']=$current_user_groups;
	$data['data']['active_group_name']=$active_group_name;
	$data['data']['active_section_id']=$active_section_id;

	return $data;
}

function set_data($data, $modules, $progress, $groups, $active_group_id, $active_section_id){
	
	global $COURSE, $USER, $CFG;




	$data["modules"]=$modules;
	$count_modules=count($data["modules"]);

	$data["students"]=format_progress($progress, $modules, $groups, $active_group_id, $active_section_id);
	$count_students=count($data["students"]);

	if($count_students>0 && $count_modules>0){
		$data['count_results']=count($data["students"]);
	}
	

	if (has_capability('course/iena:suivi_edit', $context = context_course::instance($COURSE->id), $USER->id)) {
		$data['link_bulkcompletion']= $CFG->wwwroot . "/course/bulkcompletion.php?id=" . $COURSE->id;
	}

	$data['link_classicview']= $CFG->wwwroot . "/report/progress/index.php?course=" . $COURSE->id;


	//Pour le téléchargement du tableau ?
	if(!isset($data['data'])){
		$data['data']=array();
	}
	

	$data['data']=json_encode($data);
	


	return $data;


}

$filters=[
	"0"=>(object)[
		"value"=>"0",
		"name"=>"0",
	],
	"25"=>(object)[
		"value"=>"25",
		"name"=>"25%",
	],
	"50"=>(object)[
		"value"=>"50",
		"name"=>"50%",
	],
	"75"=>(object)[
		"value"=>"75",
		"name"=>"75%",
	],
	"100"=>(object)[
		"value"=>"100",
		"name"=>"100%",
	]
	,
	
];

$symbols=[
	"="=>(object)[
		"value"=>"=",
		"name"=>"=",
	],
	"<"=>(object)[
		"value"=>"<",
		"name"=>"<",
	],
	">"=>(object)[
		"value"=>">",
		"name"=>">",
	]
];



$courseID = required_param('courseid', PARAM_INT);
// Define the url of the view
$url = new moodle_url('/course/format/iena/suivi_unit.php', array('courseid' => $courseID));


$PAGE->set_url($url);



$course = $DB->get_record('course', array('id' => $courseID), '*', MUST_EXIST);
require_login($course);

require_once($CFG->libdir . '/completionlib.php');
$completion = new completion_info($course);
$context = context_course::instance($COURSE->id);

// if (!has_capability('moodle/course:sectionvisibility', $context = context_course::instance($courseID), $USER->id)) {
if (!has_capability('course/iena:suivi', $context = context_course::instance($courseID), $USER->id)) {
	$link = $CFG->wwwroot . '/course/view.php?id=' . $courseID;
	header("Location: {$link}");
	exit;
}


if(isset($_GET['groupid'])){
	$active_group_id = $_GET['groupid'];
}
else{
	$active_group_id=0;
}

$progress = $completion->get_progress_all(
	'',
	array(),
	$active_group_id,
	'u.lastname ASC, u.firstname ASC',
	'',
	'',
	$context
);


$active_section_id=0;
// Section du get acquise depuis le clic sur l'indicateur dans la page du cours, section depuis laquelle on a cliqué sur le bouton pour voir le suivi. 

if(isset($_GET['sectionid'])){
	$active_section_id = $_GET['sectionid'];
}



if ( $active_group_id == 0 ) {
	//On récupère les ids des membres parce que dans l'excel on veut savoir qui appartient à quel groupe 
	//$groups = groups_get_all_groups($COURSE->id, 0, 0, 'g.*', true);
	$groups = groups_get_all_groups($COURSE->id, 0, 0, 'g.*', true);
} else {
	//On ne récupère pas les ids des membres
	$groups = groups_get_all_groups($COURSE->id, 0, 0, 'g.*', false);
}



// If a post is sent trought the page
/*if ($_POST && !isset($_POST["action"])) {
	require_once("$CFG->libdir/formslib.php");
	require_once('view/view_send_message.php');
	$usersID = $_POST["api_url"];
	$view = new view_send_message();
	echo $view->get_content($usersID);
} else */
if(isset($_POST['action']) && !empty($_POST['action'])) {

	//Si on change les filtres
	$data=[];
	$modules=get_activities($completion, $active_section_id);

	$data=set_data($data, $modules, $progress, $groups, $active_group_id, $active_section_id);
	echo json_encode($data);
}
else {

	init_page($course, $PAGE);
	echo $OUTPUT->header();
	$current_user_groups=[];
	$active_group_name="";
	$data=[];

	$modules=get_activities($completion, $active_section_id);
	$groups_all=get_groups($context, $active_group_id, $progress, $groups);
	
	if(isset($groups_all->current_user_groups) && !empty($groups_all->current_user_groups)){
		$current_user_groups=$groups_all->current_user_groups;
	}

	$groups=$groups_all->groups;
	$sections=get_sections($active_section_id);
	$data=set_filters($data, $filters, $symbols, $sections, $groups, $current_user_groups, $active_group_name, $active_section_id);

	$data=set_data($data, $modules, $progress, $groups, $active_group_id, $active_section_id);
	
	if(isset($_GET["msg_success"])){
		$msg=$_GET["msg_success"];
		$data["msg_success"]=$msg;
	}

	$renderer = $PAGE->get_renderer('format_iena');
	
	$renderer->display_completion($data);
	echo $OUTPUT->footer();
}



?>