<?php
/* Copyright (C) 2013-2015 Laurent Destailleur <eldy@users.sourceforge.net>
 * Copyright (C) 2014      Marcos García       <marcosgdf@gmail.com>
 *
 * 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 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
 */

/**
 *	\file       htdocs/opensurvey/results.php
 *	\ingroup    opensurvey
 *	\brief      Page to preview votes of a survey
 */

$res=0;
require_once('../main.inc.php');
require_once(DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php");
require_once(DOL_DOCUMENT_ROOT."/core/lib/files.lib.php");
require_once(DOL_DOCUMENT_ROOT."/opensurvey/class/opensurveysondage.class.php");
require_once(DOL_DOCUMENT_ROOT."/opensurvey/fonctions.php");


// Security check
if (!$user->rights->opensurvey->read) accessforbidden();


// Init vars
$action=GETPOST('action');
$numsondage= GETPOST("id");

$object=new Opensurveysondage($db);
$result=$object->fetch(0,$numsondage);
if ($result <= 0) dol_print_error('','Failed to get survey id '.$numsondage);

$nblignes=$object->fetch_lines();


/*
 * Actions
 */

// Return to the results
if (GETPOST('retoursondage')) {
	header('Location: results.php?id='.$_GET['id']);
	exit;
}

$nbcolonnes = substr_count($object->sujet, ',') + 1;

// Add vote
if (GETPOST("boutonp") || GETPOST("boutonp.x") || GETPOST("boutonp_x"))		// boutonp for chrom, boutonp.x for firefox
{
	if (GETPOST('nom'))
	{
		$erreur_prenom = false;

		$nouveauchoix = '';
		for ($i=0;$i<$nbcolonnes;$i++)
		{
			if (isset($_POST["choix$i"]) && $_POST["choix$i"] == '1')
			{
				$nouveauchoix.="1";
			}
			else if (isset($_POST["choix$i"]) && $_POST["choix$i"] == '2')
			{
				$nouveauchoix.="2";
			}
			else { // sinon c'est 0
				$nouveauchoix.="0";
			}
		}

		$nom=substr(GETPOST("nom"),0,64);

		// Check if vote already exists
		$sql = 'SELECT id_users, nom as name';
		$sql.= ' FROM '.MAIN_DB_PREFIX.'opensurvey_user_studs';
		$sql.= " WHERE id_sondage='".$db->escape($numsondage)."' AND nom = '".$db->escape($nom)."'";
		$sql.= ' ORDER BY id_users';
		$resql = $db->query($sql);
		$num_rows = $db->num_rows($resql);
		if ($num_rows > 0)
		{
			setEventMessages($langs->trans("VoteNameAlreadyExists"), null, 'errors');
			$error++;
		}
		else
		{
			$sql = 'INSERT INTO '.MAIN_DB_PREFIX.'opensurvey_user_studs (nom, id_sondage, reponses)';
			$sql.= " VALUES ('".$db->escape($nom)."', '".$db->escape($numsondage)."','".$db->escape($nouveauchoix)."')";
			$resql=$db->query($sql);
			if (! $resql) dol_print_error($db);
		}
	}
}

// Update vote
$testmodifier = false;
$testligneamodifier = false;
$ligneamodifier = -1;
for ($i=0; $i<$nblignes; $i++)
{
	if (isset($_POST['modifierligne'.$i]))
	{
		$ligneamodifier=$i;
		$testligneamodifier=true;
	}

	//test pour voir si une ligne est a modifier
	if (isset($_POST['validermodifier'.$i]))
	{
		$modifier=$i;
		$testmodifier=true;
	}
}
if ($testmodifier)
{
	// Security check
	if (!$user->rights->opensurvey->write) accessforbidden();

	$nouveauchoix = '';
	for ($i = 0; $i < $nbcolonnes; $i++)
	{
		//var_dump($_POST["choix$i"]);
		if (isset($_POST["choix$i"]) && $_POST["choix$i"] == '1')
		{
			$nouveauchoix.="1";
		}
		else if (isset($_POST["choix$i"]) && $_POST["choix$i"] == '2')
		{
			$nouveauchoix.="2";
		}
		else { // sinon c'est 0
			$nouveauchoix.="0";
		}
	}

	$idtomodify=$_POST["idtomodify".$modifier];
	$sql = 'UPDATE '.MAIN_DB_PREFIX."opensurvey_user_studs";
	$sql.= " SET reponses = '".$db->escape($nouveauchoix)."'";
	$sql.= " WHERE id_users = '".$db->escape($idtomodify)."'";

	$resql = $db->query($sql);
	if (! $resql) dol_print_error($db);
}

// Add column (not for date)
if (GETPOST("ajoutercolonne") && GETPOST('nouvellecolonne') && $object->format == "A")
{
	// Security check
	if (!$user->rights->opensurvey->write) accessforbidden();

	$nouveauxsujets=$object->sujet;

	//on rajoute la valeur a la fin de tous les sujets deja entrés
	$nouveauxsujets.=',';
	$nouveauxsujets.=str_replace(array(",","@"), " ", $_POST["nouvellecolonne"]).(empty($_POST["typecolonne"])?'':'@'.$_POST["typecolonne"]);

	//mise a jour avec les nouveaux sujets dans la base
	$sql = 'UPDATE '.MAIN_DB_PREFIX."opensurvey_sondage";
	$sql.= " SET sujet = '".$db->escape($nouveauxsujets)."'";
	$sql.= " WHERE id_sondage = '".$db->escape($numsondage)."'";
	$resql = $db->query($sql);
	if (! $resql) dol_print_error($db);
	else {
		header('Location: results.php?id='.$object->id_sondage);
	}
}

// Add column (with format date)
if (isset($_POST["ajoutercolonne"]) && $object->format == "D")
{

	// Security check
	if (!$user->rights->opensurvey->write) accessforbidden();

	$nouveauxsujets=$object->sujet;

	if (isset($_POST["nouveaujour"]) && $_POST["nouveaujour"] != "vide" &&
		isset($_POST["nouveaumois"]) && $_POST["nouveaumois"] != "vide" &&
		isset($_POST["nouvelleannee"]) && $_POST["nouvelleannee"] != "vide") {

		$nouvelledate=dol_mktime(0, 0, 0, $_POST["nouveaumois"], $_POST["nouveaujour"], $_POST["nouvelleannee"]);

		if (isset($_POST["nouvelleheuredebut"]) && $_POST["nouvelleheuredebut"]!="vide"){
			$nouvelledate.="@";
			$nouvelledate.=$_POST["nouvelleheuredebut"];
			$nouvelledate.="h";

			if ($_POST["nouvelleminutedebut"]!="vide") {
				$nouvelledate.=$_POST["nouvelleminutedebut"];
			}
		}

		if (isset($_POST["nouvelleheurefin"]) && $_POST["nouvelleheurefin"]!="vide"){
			$nouvelledate.="-";
			$nouvelledate.=$_POST["nouvelleheurefin"];
			$nouvelledate.="h";

			if ($_POST["nouvelleminutefin"]!="vide") {
				$nouvelledate.=$_POST["nouvelleminutefin"];
			}
		}

		if($_POST["nouvelleheuredebut"] == "vide" || (isset($_POST["nouvelleheuredebut"]) && isset($_POST["nouvelleheurefin"]) && (($_POST["nouvelleheuredebut"] < $_POST["nouvelleheurefin"]) || (($_POST["nouvelleheuredebut"] == $_POST["nouvelleheurefin"]) && ($_POST["nouvelleminutedebut"] < $_POST["nouvelleminutefin"]))))) {
			$erreur_ajout_date = false;
		} else {
			$erreur_ajout_date = "yes";
		}

		//on rajoute la valeur dans les valeurs
		$datesbase = explode(",",$object->sujet);
		$taillebase = count($datesbase);

		//recherche de l'endroit de l'insertion de la nouvelle date dans les dates deja entrées dans le tableau
		if ($nouvelledate < $datesbase[0]) {
			$cleinsertion = 0;
		} elseif ($nouvelledate > $datesbase[$taillebase-1]) {
			$cleinsertion = count($datesbase);
		} else {
			$nbdatesbase=count($datesbase);
			for ($i = 0; $i < $nbdatesbase; $i++)
			{
				$j = $i + 1;
				if ($nouvelledate > $datesbase[$i] && $nouvelledate < $datesbase[$j]) {
					$cleinsertion = $j;
				}
			}
		}

		array_splice($datesbase, $cleinsertion, 0, $nouvelledate);
		$cle = array_search($nouvelledate, $datesbase);
		$dateinsertion = '';
		$nbofdates=count($datesbase);
		for ($i = 0; $i < $nbofdates; $i++) {
			$dateinsertion.=",";
			$dateinsertion.=$datesbase[$i];
		}

		$dateinsertion = substr("$dateinsertion", 1);

		//mise a jour avec les nouveaux sujets dans la base
		if (isset($erreur_ajout_date) && !$erreur_ajout_date)
		{
			$sql = 'UPDATE '.MAIN_DB_PREFIX."opensurvey_sondage";
			$sql.= " SET sujet = '".$db->escape($dateinsertion)."'";
			$sql.= " WHERE id_sondage = '".$db->escape($numsondage)."'";
			$resql = $db->query($sql);
			if (! $resql) dol_print_error($db);
			else {
				header('Location: results.php?id='.$object->id_sondage);
			}
		}

		$adresseadmin = $object->mail_admin;
	}
	else
	{
		$erreur_ajout_date="yes";
	}
}

// Delete line
for ($i = 0; $i < $nblignes; $i++)
{
	if (GETPOST("effaceligne".$i) || GETPOST("effaceligne".$i."_x") || GETPOST("effaceligne".$i.".x"))	// effacelignei for chrome, effacelignei_x for firefox
	{
		// Security check
		if (!$user->rights->opensurvey->write) accessforbidden();

		$compteur=0;

		// Loop on each answer
		$compteur = 0;
		$sql ="SELECT id_users, nom as name, id_sondage, reponses";
		$sql.=" FROM ".MAIN_DB_PREFIX."opensurvey_user_studs";
		$sql.=" WHERE id_sondage = '".$db->escape($numsondage)."'";
		$resql=$db->query($sql);
		if (! $resql) dol_print_error($db);
		$num=$db->num_rows($resql);
		while ($compteur < $num)
		{
			$obj=$db->fetch_object($resql);

			if ($compteur==$i)
			{
				$sql2 = 'DELETE FROM '.MAIN_DB_PREFIX.'opensurvey_user_studs';
				$sql2.= ' WHERE id_users = '.$db->escape($obj->id_users);
				$resql2 = $db->query($sql2);
			}

			$compteur++;
		}
	}
}

// Delete column
for ($i = 0; $i < $nbcolonnes; $i++)
{
	if ((GETPOST("effacecolonne".$i) || GETPOST("effacecolonne".$i."_x") || GETPOST("effacecolonne".$i.".x"))
		&& $nbcolonnes > 1)	// effacecolonnei for chrome, effacecolonnei_x for firefox
	{
		// Security check
		if (!$user->rights->opensurvey->write) accessforbidden();

		$db->begin();

		$toutsujet = explode(",",$object->sujet);
		$j = 0;
		$nouveauxsujets = '';

		//parcours de tous les sujets actuels
		while (isset($toutsujet[$j]))
		{
			//si le sujet n'est pas celui qui a été effacé alors on concatene
			if ($i != $j)
			{
				if (! empty($nouveauxsujets)) $nouveauxsujets .= ',';
				$nouveauxsujets .= $toutsujet[$j];
			}

			$j++;
		}

		// Mise a jour des sujets dans la base
		$sql = 'UPDATE '.MAIN_DB_PREFIX."opensurvey_sondage";
		$sql.= " SET sujet = '".$db->escape($nouveauxsujets)."' WHERE id_sondage = '".$db->escape($numsondage)."'";
		$resql = $db->query($sql);
		if (! $resql) dol_print_error($db);

		// Clean current answer to remove deleted columns
		$compteur = 0;
		$sql ="SELECT id_users, nom as name, id_sondage, reponses";
		$sql.=" FROM ".MAIN_DB_PREFIX."opensurvey_user_studs";
		$sql.=" WHERE id_sondage = '".$db->escape($numsondage)."'";
		dol_syslog('sql='.$sql);
		$resql=$db->query($sql);
		if (! $resql)
		{
			dol_print_error($db);
			exit;
		}
		$num=$db->num_rows($resql);
		while ($compteur < $num)
		{
			$obj=$db->fetch_object($resql);

			$newcar = '';
			$ensemblereponses = $obj->reponses;

			// parcours de toutes les réponses actuelles
			for ($j = 0; $j < $nbcolonnes; $j++)
			{
				$car=substr($ensemblereponses, $j, 1);
				//si les reponses ne concerne pas la colonne effacée, on concatene
				if ($i != $j) {
					$newcar .= $car;
				}
			}

			// mise a jour des reponses utilisateurs dans la base
			$sql2 = 'UPDATE '.MAIN_DB_PREFIX.'opensurvey_user_studs';
			$sql2.= " SET reponses = '".$db->escape($newcar)."'";
			$sql2.= " WHERE id_users = '".$db->escape($obj->id_users)."'";
			//print $sql2;
			dol_syslog('sql='.$sql2);
			$resql2 = $db->query($sql2);

			$compteur++;
		}

		$db->commit();
	}
}



/*
 * View
 */

if ($object->fk_user_creat) {
	$userstatic = new User($db);
	$userstatic->fetch($object->fk_user_creat);
}

$form=new Form($db);

$result=$object->fetch(0,$numsondage);
if ($result <= 0)
{
	dol_print_error($db,$object->error);
	exit;
}

$title = $object->titre." - ".$langs->trans('Card');
$helpurl = '';
$arrayofjs=array();
$arrayofcss=array('/opensurvey/css/style.css');
llxHeader('',$title, $helpurl, 0, 0, 0, $arrayofjs, $arrayofcss);


// Define format of choices
$toutsujet=explode(",",$object->sujet);
$listofanswers=array();
foreach ($toutsujet as $value)
{
	$tmp=explode('@',$value);
	$listofanswers[]=array('label'=>$tmp[0],'format'=>($tmp[1]?$tmp[1]:'checkbox'));
}
$toutsujet=str_replace("@","<br>",$toutsujet);
$toutsujet=str_replace("°","'",$toutsujet);


print '<form name="formulaire4" action="#" method="POST">'."\n";

$head = opensurvey_prepare_head($object);

print dol_get_fiche_head($head,'preview',$langs->trans("Survey"),0,dol_buildpath('/opensurvey/img/object_opensurvey.png',1),1);


print '<table class="border" width="100%">';

$linkback = '<a href="'.dol_buildpath('/opensurvey/list.php',1).(! empty($socid)?'?socid='.$socid:'').'">'.$langs->trans("BackToList").'</a>';

// Ref
print '<tr><td class="titlefield">'.$langs->trans('Ref').'</td>';
print '<td colspan="3">';
print $form->showrefnav($object, 'id', $linkback, 1, 'id_sondage', 'id_sondage');
print '</td>';
print '</tr>';

// Type
$type=($object->format=="A")?'classic':'date';
print '<tr><td>'.$langs->trans("Type").'</td><td colspan="2">';
print img_picto('',dol_buildpath('/opensurvey/img/'.($type == 'classic'?'chart-32.png':'calendar-32.png'),1),'width="16"',1);
print ' '.$langs->trans($type=='classic'?"TypeClassic":"TypeDate").'</td></tr>';

// Title
print '<tr><td>';
$adresseadmin=$object->mail_admin;
print $langs->trans("Title") .'</td><td colspan="2">';
if ($action == 'edit')
{
	print '<input type="text" name="nouveautitre" size="40" value="'.dol_escape_htmltag(dol_htmlentities($object->titre)).'">';
}
else print dol_htmlentities($object->titre);
print '</td></tr>';

// Expire date
print '<tr><td>'.$langs->trans('ExpireDate').'</td><td colspan="2">';
if ($action == 'edit') print $form->select_date($expiredate?$expiredate:$object->date_fin,'expire',0,0,0,'',1,0,1);
else print dol_print_date($object->date_fin,'day');
print '</td></tr>';

// Author
print '<tr><td>';
print $langs->trans("Author") .'</td><td colspan="2">';
if ($object->fk_user_creat) {
	print $userstatic->getLoginUrl(1);
} else {
	print dol_htmlentities($object->nom_admin);
}
print '</td></tr>';

// Link
print '<tr><td>'.img_picto('','object_globe.png').' '.$langs->trans("UrlForSurvey",'').'</td><td colspan="2">';

// Define $urlwithroot
$urlwithouturlroot=preg_replace('/'.preg_quote(DOL_URL_ROOT,'/').'$/i','',trim($dolibarr_main_url_root));
$urlwithroot=$urlwithouturlroot.DOL_URL_ROOT;		// This is to use external domain name found into config file
//$urlwithroot=DOL_MAIN_URL_ROOT;					// This is to use same domain name than current

$url=$urlwithouturlroot.dol_buildpath('/public/opensurvey/studs.php',1).'?sondage='.$object->id_sondage;
$urllink='<input type="text" style="width: 60%" '.($action == 'edit' ? 'disabled' : '').' id="opensurveyurl" name="opensurveyurl" value="'.$url.'">';
print $urllink;
if ($action != 'edit')
{
	print '<script type="text/javascript">
               jQuery(document).ready(function () {
				    jQuery("#opensurveyurl").click(function() { jQuery(this).select(); } );
				});
		    </script>';
	print ' <a href="'.$url.'" target="_blank">'.$langs->trans("Link").'</a>';

}

print '</td></tr>';

print '</table>';

dol_fiche_end();

print '</form>'."\n";


print '<div class="tabsAction">';

print '<a class="butAction" href="exportcsv.php?id=' . $numsondage . '">'.$langs->trans("ExportSpreadsheet") .' (.CSV)' . '</a>';

print '</div>';


// Show form to add a new field/column
if (GETPOST('ajoutsujet'))
{
	// Security check
	if (!$user->rights->opensurvey->write) accessforbidden();

	print '<form name="formulaire" action="" method="POST">'."\n";
	print '<input type="hidden" name="backtopage" value="'.GETPOST('backtopage').'">';

	print '<div class="center">'."\n";
	print "<br><br>"."\n";

	// Add new column
	if ($object->format=="A")
	{
		print $langs->trans("AddNewColumn") .':<br><br>';
		print $langs->trans("Title").' <input type="text" name="nouvellecolonne" size="40"><br>';
		$tmparray=array('checkbox'=>$langs->trans("CheckBox"),'yesno'=>$langs->trans("YesNoList"),'foragainst'=>$langs->trans("PourContreList"));
		print $langs->trans("Type").' '.$form->selectarray("typecolonne", $tmparray, GETPOST('typecolonne')).'<br><br>';
		print '<input type="submit" class="button" name="ajoutercolonne" value="'.dol_escape_htmltag($langs->trans("Add")).'">';
		print ' &nbsp; &nbsp; ';
		print '<input type="submit" class="button" name="retoursondage" value="'.dol_escape_htmltag($langs->trans("Cancel")).'">';
		print '<br><br>'."\n";
	}
	else
	{
		require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';

		$formother=new FormOther($db);
		//ajout d'une date avec creneau horaire
		print $langs->trans("AddADate") .':<br><br>'."\n";
		print '<select name="nouveaujour"> '."\n";
		print '<OPTION VALUE="vide"></OPTION>'."\n";
		for ($i=1;$i<32;$i++){
			print '<OPTION VALUE="'.$i.'">'.$i.'</OPTION>'."\n";
		}
		print '</SELECT>'."\n";

		print $formother->select_month('', 'nouveaumois', 1);

		print '&nbsp;';

		print $formother->select_year('', 'nouvelleannee', 1, 0, 5, 0, 1);

		print '<br><br>'. $langs->trans("AddStartHour") .': <br><br>'."\n";
		print '<select name="nouvelleheuredebut"> '."\n";
		print '<OPTION VALUE="vide"></OPTION>'."\n";
		for ($i = 0; $i < 24; $i++) {
			print '<OPTION VALUE="'.$i.'">'.$i.' H</OPTION>'."\n";
		}
		print '</SELECT>'."\n";
		print '<select name="nouvelleminutedebut"> '."\n";
		print '<OPTION VALUE="vide"></OPTION>'."\n";
		print '<OPTION VALUE="00">00</OPTION>'."\n";
		print '<OPTION VALUE="15">15</OPTION>'."\n";
		print '<OPTION VALUE="30">30</OPTION>'."\n";
		print '<OPTION VALUE="45">45</OPTION>'."\n";
		print '</SELECT>'."\n";
		print '<br><br>'. $langs->trans("AddEndHour") .': <br><br>'."\n";
		print '<select name="nouvelleheurefin"> '."\n";
		print '<OPTION VALUE="vide"></OPTION>'."\n";
		for ($i = 0; $i < 24; $i++) {
			print '<OPTION VALUE="'.$i.'">'.$i.' H</OPTION>'."\n";
		}
		print '</SELECT>'."\n";
		print '<select name="nouvelleminutefin"> '."\n";
		print '<OPTION VALUE="vide"></OPTION>'."\n";
		print '<OPTION VALUE="00">00</OPTION>'."\n";
		print '<OPTION VALUE="15">15</OPTION>'."\n";
		print '<OPTION VALUE="30">30</OPTION>'."\n";
		print '<OPTION VALUE="45">45</OPTION>'."\n";
		print '</SELECT>'."\n";

		print '<br><br>';
		print' <input type="submit" class="button" name="ajoutercolonne" value="'.dol_escape_htmltag($langs->trans("Add")).'">'."\n";
		print '&nbsp; &nbsp;';
		print '<input type="submit" class="button" name="retoursondage" value="'.$langs->trans("Cancel").'">';
	}

	print '</form>'."\n";
	print '<br><br><br><br>'."\n";
	print '</div>'."\n";

	exit;
}

if ($user->rights->opensurvey->write) {
	print '<br />'.$langs->trans("PollAdminDesc",img_picto('','cancel.png@opensurvey'),img_picto('','add-16.png@opensurvey')).'<br>';
}

$nbcolonnes=substr_count($object->sujet,',')+1;

print '<form name="formulaire" action="" method="POST">'."\n";

print '<div class="cadre"> '."\n";

// Start to show survey result
print '<table class="resultats">'."\n";

//reformatage des données des sujets du sondage
$toutsujet=explode(",",$object->sujet);
$toutsujet=str_replace("°","'",$toutsujet);

print '<tr>'."\n";
print '<td></td>'."\n";
print '<td></td>'."\n";

//boucle pour l'affichage des boutons de suppression de colonne
if ($user->rights->opensurvey->write) {
	for ($i = 0; isset($toutsujet[$i]); $i++) {

		print '<td class=somme><input type="image" name="effacecolonne'.$i.'" src="'.dol_buildpath('/opensurvey/img/cancel.png',1).'"></td>'."\n";
	}
}

print '</tr>'."\n";


// Show choice titles
if ($object->format=="D")
{
	//affichage des sujets du sondage
	print '<tr>'."\n";
	print '<td></td>'."\n";
	print '<td></td>'."\n";

	//affichage des années
	$colspan=1;
	$nbofsujet=count($toutsujet);
	for ($i=0;$i<$nbofsujet;$i++)
	{
		$current = $toutsujet[$i];

		if (strpos($toutsujet[$i], '@') !== false) {
			$current = substr($toutsujet[$i], 0, strpos($toutsujet[$i], '@'));
		}

		if (isset($toutsujet[$i+1]) && strpos($toutsujet[$i+1], '@') !== false) {
			$next = substr($toutsujet[$i+1], 0, strpos($toutsujet[$i+1], '@'));
		} elseif (isset($toutsujet[$i+1])) {
			$next = $toutsujet[$i+1];
		}

		if (isset($toutsujet[$i+1]) && strftime("%Y",$current) == strftime("%Y",$next)){
			$colspan++;
		} else {
			print '<td colspan='.$colspan.' class="annee">'.strftime("%Y", $current).'</td>'."\n";
			$colspan=1;
		}
	}

	if ($user->rights->opensurvey->write) {
		print '<td class="annee">';
		print '<a href="'.$_SERVER["PHP_SELF"].'?ajoutsujet=1&id='.$object->id_sondage.'">'.$langs->trans("Add").'</a></td>'."\n";
	}

	print '</tr>'."\n";
	print '<tr>'."\n";
	print '<td></td>'."\n";
	print '<td></td>'."\n";

	//affichage des mois
	$colspan = 1;
	for ($i = 0; $i < $nbofsujet; $i++) {
		$cur = intval($toutsujet[$i]);	// intval() est utiliser pour supprimer le suffixe @* qui déplaît logiquement à strftime()

		if (isset($toutsujet[$i+1]) === false) {
			$next = false;
		} else {
			$next = intval($toutsujet[$i+1]);
		}

		if ($next && dol_print_date($cur, "%B") == dol_print_date($next, "%B") && dol_print_date($cur, "%Y") == dol_print_date($next, "%Y")){
			$colspan++;
		} else {
			print '<td colspan='.$colspan.' class="mois">'.dol_print_date($cur, "%B").'</td>'."\n";

			$colspan=1;
		}
	}

	if ($user->rights->opensurvey->write) {
		print '<td class="mois"><a href="'.$_SERVER["PHP_SELF"].'?ajoutsujet=1&id='.$object->id_sondage.'">'.$langs->trans("Add").'</a></td>'."\n";
	}

	print '</tr>'."\n";
	print '<tr>'."\n";
	print '<td></td>'."\n";
	print '<td></td>'."\n";

	//affichage des jours
	$colspan = 1;
	for ($i = 0; $i < $nbofsujet; $i++) {
		$cur = intval($toutsujet[$i]);
		if (isset($toutsujet[$i+1]) === false) {
			$next = false;
		} else {
			$next = intval($toutsujet[$i+1]);
		}
		if ($next && dol_print_date($cur, "%a %e") == dol_print_date($next,"%a %e") && dol_print_date($cur, "%B") == dol_print_date($next, "%B")) {
			$colspan++;
		} else {
			print '<td colspan='.$colspan.' class="jour">'.dol_print_date($cur, "%a %e").'</td>'."\n";

			$colspan=1;
		}
	}

	if ($user->rights->opensurvey->write) {
		print '<td class="jour"><a href="'.$_SERVER["PHP_SELF"].'?ajoutsujet=1&id='.$object->id_sondage.'">'.$langs->trans("Add").'</a></td>'."\n";
	}
	print '</tr>'."\n";

	//affichage des horaires
	if (strpos($object->sujet,'@') !== false) {
		print '<tr>'."\n";
		print '<td></td>'."\n";
		print '<td></td>'."\n";

		for ($i = 0; isset($toutsujet[$i]); $i++) {
			$heures=explode('@', $toutsujet[$i]);
			if (isset($heures[1])) {
				print '<td class="heure">'.dol_htmlentities($heures[1]).'</td>'."\n";
			} else {
				print '<td class="heure"></td>'."\n";
			}
		}

		if ($user->rights->opensurvey->write) {
			print '<td class="heure"><a href="'.$_SERVER["PHP_SELF"].'?ajoutsujet=1&id='.$object->id_sondage.'">'.$langs->trans("Add").'</a></td>'."\n";
		}

		print '</tr>'."\n";
	}
}
else
{
	// Show titles
	print '<tr>'."\n";
	print '<td></td>'."\n";
	print '<td></td>'."\n";

	for ($i = 0; isset($toutsujet[$i]); $i++)
	{
		$tmp=explode('@',$toutsujet[$i]);
		print '<td class="sujet">'.dol_htmlentities($tmp[0]).'</td>'."\n";
	}

	print '<td class="sujet"><a href="'.$_SERVER["PHP_SELF"].'?id='.$numsondage.'&ajoutsujet=1&backtopage='.urlencode($_SERVER["PHP_SELF"]).'">'.img_picto('',dol_buildpath('/opensurvey/img/add-16.png',1),'',1).'</a></td>'."\n";
	print '</tr>'."\n";
}


// Loop on each answer
$sumfor = array();
$sumagainst = array();
$compteur = 0;
$sql ="SELECT id_users, nom as name, id_sondage, reponses";
$sql.=" FROM ".MAIN_DB_PREFIX."opensurvey_user_studs";
$sql.=" WHERE id_sondage = '".$db->escape($numsondage)."'";
dol_syslog('sql='.$sql);
$resql=$db->query($sql);
if (! $resql)
{
	dol_print_error($db);
	exit;
}
$num=$db->num_rows($resql);
while ($compteur < $num)
{
	$obj=$db->fetch_object($resql);

	$ensemblereponses = $obj->reponses;

	print '<tr><td>'."\n";

	if ($user->rights->opensurvey->write) {
		print '<input type="image" name="effaceligne'.$compteur.'" src="'.dol_buildpath('/opensurvey/img/cancel.png',1).'">'."\n";
	}

	// Name
	print '</td><td class="nom">'.dol_htmlentities($obj->name).'</td>'."\n";

	// si la ligne n'est pas a changer, on affiche les données
	if (! $testligneamodifier)
	{
		for ($i = 0; $i < $nbcolonnes; $i++)
		{
			$car = substr($ensemblereponses, $i, 1);
			//print 'xx'.$i."-".$car.'-'.$listofanswers[$i]['format'].'zz';

			if (empty($listofanswers[$i]['format']) || ! in_array($listofanswers[$i]['format'],array('yesno','foragainst')))
			{
				if (((string) $car) == "1") print '<td class="ok">OK</td>'."\n";
				else print '<td class="non">KO</td>'."\n";
				// Total
				if (! isset($sumfor[$i])) $sumfor[$i] = 0;
				if (((string) $car) == "1") $sumfor[$i]++;
			}
			if (! empty($listofanswers[$i]['format']) && $listofanswers[$i]['format'] == 'yesno')
			{
				if (((string) $car) == "1") print '<td class="ok">'.$langs->trans("Yes").'</td>'."\n";
				else if (((string) $car) == "0") print '<td class="non">'.$langs->trans("No").'</td>'."\n";
				else print '<td class="vide">&nbsp;</td>'."\n";
				// Total
				if (! isset($sumfor[$i])) $sumfor[$i] = 0;
				if (! isset($sumagainst[$i])) $sumagainst[$i] = 0;
				if (((string) $car) == "1") $sumfor[$i]++;
				if (((string) $car) == "0") $sumagainst[$i]++;
			}
			if (! empty($listofanswers[$i]['format']) && $listofanswers[$i]['format'] == 'foragainst')
			{
				if (((string) $car) == "1") print '<td class="ok">'.$langs->trans("For").'</td>'."\n";
				else if (((string) $car) == "0") print '<td class="non">'.$langs->trans("Against").'</td>'."\n";
				else print '<td class="vide">&nbsp;</td>'."\n";
				// Total
				if (! isset($sumfor[$i])) $sumfor[$i] = 0;
				if (! isset($sumagainst[$i])) $sumagainst[$i] = 0;
				if (((string) $car) == "1") $sumfor[$i]++;
				if (((string) $car) == "0") $sumagainst[$i]++;
			}
		}
	}
	else
	{
		//sinon on remplace les choix de l'utilisateur par une ligne de checkbox pour recuperer de nouvelles valeurs
		if ($compteur == $ligneamodifier)
		{
			for ($i = 0; $i < $nbcolonnes; $i++)
			{
				$car = substr($ensemblereponses, $i, 1);
				print '<td class="vide">';
				if (empty($listofanswers[$i]['format']) || ! in_array($listofanswers[$i]['format'],array('yesno','foragainst')))
				{
					print '<input type="checkbox" name="choix'.$i.'" value="1" ';
					if ($car == '1') print 'checked';
					print '>';
				}
				if (! empty($listofanswers[$i]['format']) && $listofanswers[$i]['format'] == 'yesno')
				{
					$arraychoice=array('2'=>'&nbsp;','0'=>$langs->trans("No"),'1'=>$langs->trans("Yes"));
					print $form->selectarray("choix".$i, $arraychoice, $car);
				}
				if (! empty($listofanswers[$i]['format']) && $listofanswers[$i]['format'] == 'foragainst')
				{
					$arraychoice=array('2'=>'&nbsp;','0'=>$langs->trans("Against"),'1'=>$langs->trans("For"));
					print $form->selectarray("choix".$i, $arraychoice, $car);
				}
				print '</td>'."\n";
			}
		}
		else
		{
			for ($i = 0; $i < $nbcolonnes; $i++)
			{
				$car = substr($ensemblereponses, $i, 1);
				if (empty($listofanswers[$i]['format']) || ! in_array($listofanswers[$i]['format'],array('yesno','foragainst')))
				{
					if (((string) $car) == "1") print '<td class="ok">OK</td>'."\n";
					else print '<td class="non">KO</td>'."\n";
					// Total
					if (! isset($sumfor[$i])) $sumfor[$i] = 0;
					if (((string) $car) == "1") $sumfor[$i]++;
				}
				if (! empty($listofanswers[$i]['format']) && $listofanswers[$i]['format'] == 'yesno')
				{
					if (((string) $car) == "1") print '<td class="ok">'.$langs->trans("For").'</td>'."\n";
					else if (((string) $car) == "0") print '<td class="non">'.$langs->trans("Against").'</td>'."\n";
					else print '<td class="vide">&nbsp;</td>'."\n";
					// Total
					if (! isset($sumfor[$i])) $sumfor[$i] = 0;
					if (! isset($sumagainst[$i])) $sumagainst[$i] = 0;
					if (((string) $car) == "1") $sumfor[$i]++;
					if (((string) $car) == "0") $sumagainst[$i]++;
				}
				if (! empty($listofanswers[$i]['format']) && $listofanswers[$i]['format'] == 'foragainst')
				{
					if (((string) $car) == "1") print '<td class="ok">'.$langs->trans("For").'</td>'."\n";
					else if (((string) $car) == "0") print '<td class="non">'.$langs->trans("Against").'</td>'."\n";
					else print '<td class="vide">&nbsp;</td>'."\n";
					// Total
					if (! isset($sumfor[$i])) $sumfor[$i] = 0;
					if (! isset($sumagainst[$i])) $sumagainst[$i] = 0;
					if (((string) $car) == "1") $sumfor[$i]++;
					if (((string) $car) == "0") $sumagainst[$i]++;
				}
			}
		}
	}

	// Button edit at end of line
	if ($compteur != $ligneamodifier && ($user->rights->opensurvey->write))
	{
		print '<td class="casevide"><input type="submit" class="button" name="modifierligne'.$compteur.'" value="'.dol_escape_htmltag($langs->trans("Edit")).'"></td>'."\n";
	}

	//demande de confirmation pour modification de ligne
	for ($i=0; $i<$nblignes; $i++)
	{
		if (isset($_POST["modifierligne".$i]))
		{
			if ($compteur == $i)
			{
				print '<td class="casevide">';
				print '<input type="hidden" name="idtomodify'.$compteur.'" value="'.$obj->id_users.'">';
				print '<input type="submit" class="button" name="validermodifier'.$compteur.'" value="'.dol_escape_htmltag($langs->trans("Save")).'">';
				print '</td>'."\n";
			}
		}
	}

	$compteur++;
	print '</tr>'."\n";
}

// Add line to add new record
if (empty($testligneamodifier))
{
	print '<tr>'."\n";
	print '<td></td>'."\n";
	print '<td class="nom">'."\n";
	print '<input type="text" placeholder="'.dol_escape_htmltag($langs->trans("Name")).'" name="nom" maxlength="64" size="24">'."\n";
	print '</td>'."\n";

	for ($i = 0; $i < $nbcolonnes; $i++)
	{
		print '<td class="vide">';
		if (empty($listofanswers[$i]['format']) || ! in_array($listofanswers[$i]['format'],array('yesno','foragainst')))
		{
			print '<input type="checkbox" name="choix'.$i.'" value="1"';
			if ( isset($_POST['choix'.$i]) && $_POST['choix'.$i] == '1' )
			{
				print ' checked';
			}
			print '>';
		}
		if (! empty($listofanswers[$i]['format']) && $listofanswers[$i]['format'] == 'yesno')
		{
			$arraychoice=array('2'=>'&nbsp;','0'=>$langs->trans("No"),'1'=>$langs->trans("Yes"));
			print $form->selectarray("choix".$i, $arraychoice);
		}
		if (! empty($listofanswers[$i]['format']) && $listofanswers[$i]['format'] == 'foragainst')
		{
			$arraychoice=array('2'=>'&nbsp;','0'=>$langs->trans("Against"),'1'=>$langs->trans("For"));
			print $form->selectarray("choix".$i, $arraychoice);
		}
		print '</td>'."\n";
	}

	// Affichage du bouton de formulaire pour inscrire un nouvel utilisateur dans la base
	print '<td><input type="image" name="boutonp" value="'.$langs->trans("Vote").'" src="'.dol_buildpath('/opensurvey/img/add-24.png',1).'"></td>'."\n";
	print '</tr>'."\n";
}

// Select value of best choice (for checkbox columns only)
$nbofcheckbox=0;
for ($i=0; $i < $nbcolonnes + 1; $i++)
{
	if (empty($listofanswers[$i]['format']) || ! in_array($listofanswers[$i]['format'],array('yesno','foragainst')))
	$nbofcheckbox++;
	if (isset($sumfor[$i]))
	{
		if ($i == 0)
		{
			$meilleurecolonne = $sumfor[$i];
		}
		if (isset($sumfor[$i]) && $sumfor[$i] > $meilleurecolonne)
		{
			$meilleurecolonne = $sumfor[$i];
		}
	}
}


// Show line total
print '<tr>'."\n";
print '<td></td>'."\n";
print '<td align="center">'. $langs->trans("Total") .'</td>'."\n";
for ($i = 0; $i < $nbcolonnes; $i++)
{
	$showsumfor = isset($sumfor[$i])?$sumfor[$i]:'';
	$showsumagainst = isset($sumagainst[$i])?$sumagainst[$i]:'';
	if (empty($showsumfor)) $showsumfor = 0;
	if (empty($showsumagainst)) $showsumagainst = 0;

	print '<td>';
	if (empty($listofanswers[$i]['format']) || ! in_array($listofanswers[$i]['format'],array('yesno','foragainst'))) print $showsumfor;
	if (! empty($listofanswers[$i]['format']) && $listofanswers[$i]['format'] == 'yesno') print $langs->trans("Yes").': '.$showsumfor.'<br>'.$langs->trans("No").': '.$showsumagainst;
	if (! empty($listofanswers[$i]['format']) && $listofanswers[$i]['format'] == 'foragainst') print $langs->trans("For").': '.$showsumfor.'<br>'.$langs->trans("Against").': '.$showsumagainst;
	print '</td>'."\n";
}
print '</tr>';
// Show picto winner
if ($nbofcheckbox >= 2)
{
	print '<tr>'."\n";
	print '<td></td>'."\n";
	print '<td></td>'."\n";
	for ($i = 0; $i < $nbcolonnes; $i++) {
		if (empty($listofanswers[$i]['format']) || ! in_array($listofanswers[$i]['format'],array('yesno','foragainst')) && isset($sumfor[$i]) && isset($meilleurecolonne) && $sumfor[$i] == $meilleurecolonne)
		{
			print '<td class="somme"><img src="'.dol_buildpath('/opensurvey/img/medaille.png',1).'"></td>'."\n";
		} else {
			print '<td class="somme"></td>'."\n";
		}
	}
	print '</tr>'."\n";
}

// S'il a oublié de remplir un nom
if (isset($_POST["boutonp"]) && $_POST["nom"] == "") {
	setEventMessages($langs->trans("ErrorFieldRequired", $langs->transnoentitiesnoconv("Name")), null, 'errors');
}

if (isset($erreur_prenom) && $erreur_prenom) {
	setEventMessages($langs->trans('VoteNameAlreadyExists'), null, 'errors');
}

if (isset($erreur_ajout_date) && $erreur_ajout_date) {
	setEventMessages($langs->trans("ErrorWrongDate"), null, 'errors');
}

//fin du tableau
print '</table>'."\n";
print '</div>'."\n";


$toutsujet = explode(",", $object->sujet);

$compteursujet = 0;
$meilleursujet = '';
for ($i = 0; $i < $nbcolonnes; $i++) {
	if (isset($sumfor[$i]) === true && isset($meilleurecolonne) === true && $sumfor[$i] == $meilleurecolonne) {
		$meilleursujet.=", ";

		if ($object->format == "D") {
			$meilleursujetexport = $toutsujet[$i];

			if (strpos($toutsujet[$i], '@') !== false) {
				$toutsujetdate = explode("@", $toutsujet[$i]);
				$meilleursujet .= dol_print_date($toutsujetdate[0],'daytext'). ' ('.dol_print_date($toutsujetdate[0],'%A').')' . ' - ' . $toutsujetdate[1];
			} else {
				$meilleursujet .= dol_print_date($toutsujet[$i],'daytext'). ' ('.dol_print_date($toutsujet[$i],'%A').')';
			}
		}
		else
		{
			$tmps=explode('@',$toutsujet[$i]);
			$meilleursujet .= dol_htmlentities($tmps[0]);
		}

		$compteursujet++;
	}
}

$meilleursujet = substr("$meilleursujet", 1);
$meilleursujet = str_replace("°", "'", $meilleursujet);

// Show best choice
if ($nbofcheckbox >= 2)
{
	$vote_str = $langs->trans('votes');
	print '<p class="affichageresultats">'."\n";

	if (isset($meilleurecolonne) && $compteursujet == "1") {
		print "<img src=\"".dol_buildpath('/opensurvey/img/medaille.png',1)."\"> " . $langs->trans('TheBestChoice') . ": <b>".$meilleursujet." </b>" . $langs->trans("with") . " <b>$meilleurecolonne </b>" . $vote_str . ".\n";
	} elseif (isset($meilleurecolonne)) {
		print "<img src=\"".dol_buildpath('/opensurvey/img/medaille.png',1)."\"> " . $langs->trans('TheBestChoices') . ": <b>".$meilleursujet." </b>" . $langs->trans("with") . " <b>$meilleurecolonne </b>" . $vote_str . ".\n";
	}
	print '<br></p><br>'."\n";
}

print '</form>'."\n";

print '<a name="bas"></a>'."\n";

llxFooterSurvey();

$db->close();
