<?php
/***************************************************************************
- * Copyright (C) 2003-2007 Polytechnique.org *
+ * Copyright (C) 2003-2011 Polytechnique.org *
* http://opensource.polytechnique.org/ *
* *
* This program is free software; you can redistribute it and/or modify *
const MODE_ALL = 0;
const MODE_XANON = 1;
const MODE_XIDENT = 2;
- private static $longModes = array(self::MODE_ALL => "sondage ouvert à tout le monde, anonyme",
+ private static $longModes = array(self::MODE_ALL => "sondage ouvert à tout le monde, anonyme",
self::MODE_XANON => "sondage restreint aux polytechniciens, anonyme",
self::MODE_XIDENT => "sondage restreint aux polytechniciens, non anonyme");
private static $shortModes = array(self::MODE_ALL => "tout le monde, anonyme",
return ($long)? self::$longModes : self::$shortModes;
}
- private static $types = array('text' => 'Texte court',
- 'textarea' => 'Texte long',
- 'num' => 'Numérique',
- 'radio' => 'Choix multiples (une réponse)',
- 'checkbox' => 'Choix multiples (plusieurs réponses)');
+ private static $types = array('text' => 'Texte court',
+ 'textarea' => 'Texte long',
+ 'num' => 'Numérique',
+ 'radio' => 'Choix multiples (une réponse)',
+ 'checkbox' => 'Choix multiples (plusieurs réponses)',
+ 'radiotable' => 'Questions multiples à choix multiples (une réponse)',
+ 'checkboxtable' => 'Questions multiples à choix mutliples (plusieurs réponses)');
public static function getTypes()
{
private $promos;
private $valid;
private $questions;
+ private $creator;
public function __construct($args, $id = -1, $valid = false, $questions = null)
{
$this->title = $args['title'];
$this->description = $args['description'];
$this->end = $args['end'];
- $this->mode = (isset($args['mode']))? $args['mode'] : self::MODE_ALL;
+ $this->mode = (isset($args['mode']))? $args['mode'] : self::MODE_ALL;
+ $this->creator = $args['uid'];
if ($this->mode == self::MODE_ALL) {
$args['promos'] = '';
}
+ $args['promos'] = str_replace(' ', '', $args['promos']);
$this->promos = ($args['promos'] == '' || preg_match('#^(\d{4}-?|(\d{4})?-\d{4})(,(\d{4}-?|(\d{4})?-\d{4}))*$#', $args['promos']))? $args['promos'] : '#';
}
+
+ public function canSeeEarlyResults(User $user)
+ {
+ return $user->id() == $this->creator || $user->checkPerms('admin');
+ }
// }}}
// {{{ functions to access general information
if ((preg_match('#^\d{4}$#', $p) && $p == $promo) ||
(preg_match('#^\d{4}-$#', $p) && intval(substr($p, 0, 4)) <= $promo) ||
(preg_match('#^-\d{4}$#', $p) && intval(substr($p, 1)) >= $promo) ||
- (preg_match('#^\d{4}-\d{4}$#', $p) && intval(substr($p, 0, 4)) <= $promo && intval(substr($p, 5)) >= $promo)) {
+ (preg_match('#^\d{4}-\d{4}$#', $p) &&
+ (intval(substr($p, 0, 4)) <= $promo && intval(substr($p, 5)) >= $promo ||
+ intval(substr($p, 0, 4)) >= $promo && intval(substr($p, 5)) <= $promo ))) {
return true;
}
}
$q = $this->questions[$k]->toArray();
$q['id'] = $k;
if ($this->isEnded()) { // if the survey is ended, then adds here the results of this question
- $sql = $this->questions[$k]->buildResultRequest();
- if ($sql != '') {
- $q['result'] = XDB::iterator($sql, $this->id, $k);
- }
+ $q['result'] = $this->questions[$k]->getResultArray($this->id, $k);
}
$qArr[$k] = $q;
}
$csv_output = '';
$csv = fopen('var://csv_output', 'w');
$line = ($this->isMode(self::MODE_XIDENT))? array('id', 'Nom', 'Prenom', 'Promo') : array('id');
+ $qids = array();
for ($qid = 0; $qid < $nbq; $qid++) {
- $line[] = $this->questions[$qid]->getCSVColumn(); // the fist line contains the questions
+ $qids[$qid] = count($line); // stores the first id of a question (in case of questions with subquestions)
+ array_splice($line, count($line), 0, $this->questions[$qid]->getCSVColumns()); // the first line contains the questions
}
+ $nbf = count($line);
$users = array();
if ($this->isMode(self::MODE_XIDENT)) { // if the mode is non anonymous
- $sql = 'SELECT v.id AS vid, a.nom, a.prenom, a.promo
- FROM survey_votes AS v
- INNER JOIN auth_user_md5 AS a
- ON a.user_id=v.user_id
- WHERE v.survey_id={?}
- ORDER BY vid ASC;';
- $res = XDB::iterator($sql, $this->id); // retrieves all users data
- for ($u = $res->next(); $u != null; $u = $res->next()) {
- $users[$u['vid']] = array('nom' => $u['nom'], 'prenom' => $u['prenom'], 'promo' => $u['promo']);
- }
+ $users = User::getBulkUsersWithUIDs(XDB::fetchAllAssoc('vid', 'SELECT v.id AS vid, v.uid
+ FROM survey_votes AS v
+ WHERE v.survey_id = {?}
+ ORDER BY vid ASC',
+ $this->id));
}
- $sql = 'SELECT v.id AS vid, a.question_id AS qid, a.answer
+ $sql = 'SELECT v.id AS vid, a.question_id AS qid, a.answer AS answer
FROM survey_votes AS v
- LEFT JOIN survey_answers AS a
- ON a.vote_id=v.id
+ INNER JOIN survey_answers AS a ON a.vote_id=v.id
WHERE v.survey_id={?}
- ORDER BY vid ASC, qid ASC;';
+ ORDER BY vid ASC, qid ASC, answer ASC';
$res = XDB::iterator($sql, $this->id); // retrieves all answers from database
- $cur = $res->next();
$vid = -1;
$vid_ = 0;
- $first = ($this->isMode(self::MODE_XIDENT))? 4 : 1;
- while ($cur != null) {
+ while (($cur = $res->next()) != null) {
if ($vid != $cur['vid']) { // if the vote id changes, then starts a new line
fputcsv($csv, $line, $sep, $enc); // stores the former line into $csv_output
$vid = $cur['vid'];
- $line = array_fill(0, $first + $nbq, ''); // creates an array full of empty string
+ $line = array_fill(0, $nbf, ''); // creates an array full of empty string
$line[0] = $vid_; // the first field is a 'clean' vote id (not the one stored in database)
if ($this->isMode(self::MODE_XIDENT)) { // if the mode is non anonymous
- if (array_key_exists($vid, $users) && is_array($users[$vid])) { // and if the user data can be found
- $line[1] = $users[$vid]['nom']; // adds the user data (in the first fields of the line)
- $line[2] = $users[$vid]['prenom'];
- $line[3] = $users[$vid]['promo'];
+ if (array_key_exists($vid, $users)) { // and if the user data can be found
+ $line[1] = $users[$vid]->lastName(); // adds the user data (in the first fields of the line)
+ $line[2] = $users[$vid]->firstName();;
+ $line[3] = $users[$vid]->promo();
}
}
$vid_++;
}
- $fid = $first + $cur['qid']; // computes the field id
- if ($line[$fid] != '') { // if this field already contains something
- $line[$fid] .= $asep; // then adds a separator before adding the new answer
+ $ans = $this->questions[$cur['qid']]->formatAnswer($cur['answer']); // formats the current answer
+ if (!is_null($ans)) {
+ if (is_array($ans)) {
+ $fid = $qids[$cur['qid']] + $ans['id']; // computes the field id
+ $a = $ans['answer'];
+ } else {
+ $fid = $qids[$cur['qid']];
+ $a = $ans;
+ }
+ if ($line[$fid] != '') { // if this field already contains something
+ $line[$fid] .= $asep; // then adds a separator before adding the new answer
+ }
+ $line[$fid] .= $a; // adds the current answer to the correct field
}
- $line[$fid] .= $cur['answer']; // adds the current answer to the correct field
- $cur = $res->next(); // gets next answer
}
fputcsv($csv, $line, $sep, $enc); // stores the last line into $csv_output
return $csv_output;
return new SurveyRadio($args);
case 'checkbox':
return new SurveyCheckbox($args);
- case 'personal':
- return new SurveyPersonal($args);
+ case 'radiotable':
+ return new SurveyRadioTable($args);
+ case 'checkboxtable':
+ return new SurveyCheckboxTable($args);
default:
return null;
}
// {{{ function checkSyntax() : checks syntax of the questions (currently the root only) before storing the survey in database
private static $errorMessages = array(
- "datepassed" => "la date de fin de sondage est déjà dépassée : vous devez préciser une date future",
- "promoformat" => "les restrictions à certaines promotions sont mal formattées"
+ "datepassed" => "la date de fin de sondage est déjà dépassée : vous devez préciser une date future",
+ "promoformat" => "les restrictions à certaines promotions sont mal formattées"
);
public function checkSyntax()
return null;
}
$sql = 'SELECT id, title, end, mode
- FROM survey_surveys
- WHERE '.$where.';';
+ FROM surveys
+ WHERE '.$where.'
+ ORDER BY end DESC;';
if ($tpl) {
return XDB::iterator($sql);
} else {
// {{{ static function retrieveSurvey() : gets a survey in database (and unserialize the survey object structure)
public static function retrieveSurvey($sid)
{
- $sql = 'SELECT questions, title, description, end, mode, promos
- FROM survey_surveys
+ $sql = 'SELECT questions, title, description, end, mode, promos, uid
+ FROM surveys
WHERE id={?}';
$res = XDB::query($sql, $sid);
$data = $res->fetchOneAssoc();
public static function retrieveSurveyInfo($sid)
{
$sql = 'SELECT title, description, end, mode, promos
- FROM survey_surveys
+ FROM surveys
WHERE id={?}';
$res = XDB::query($sql, $sid);
return $res->fetchOneAssoc();
// {{{ static function retrieveSurveyReq() : gets a survey request to validate
public static function retrieveSurveyReq($id)
{
- require_once 'validations.inc.php';
$surveyreq = Validate::get_request_by_id($id);
if ($surveyreq == null) {
return null;
// {{{ function proposeSurvey() : stores a proposition of survey in database (before validation)
public function proposeSurvey()
{
- require_once 'validations.inc.php';
- $surveyreq = new SurveyReq($this->title, $this->description, $this->end, $this->mode, $this->promos, $this->questions, S::v('uid'));
+ $surveyreq = new SurveyReq($this->title, $this->description, $this->end, $this->mode, $this->promos, $this->questions, S::user());
return $surveyreq->submit();
}
// }}}
public function updateSurvey()
{
if ($this->valid) {
- $sql = 'UPDATE survey_surveys
+ $sql = 'UPDATE surveys
SET questions={?},
title={?},
description={?},
WHERE id={?};';
return XDB::execute($sql, serialize($this->questions), $this->title, $this->description, $this->end, $this->mode, $this->promos, $this->id);
} else {
- require_once 'validations.inc.php';
$surveyreq = Validate::get_request_by_id($this->id);
if ($surveyreq == null) {
return false;
// {{{ functions vote() and hasVoted() : handles vote to a survey
public function vote($uid, $args)
{
- XDB::execute('INSERT INTO survey_votes
- SET survey_id={?}, user_id={?};', $this->id, $uid); // notes the user as having voted
+ XDB::execute('INSERT INTO survey_votes
+ SET survey_id = {?}, uid = {?}',
+ $this->id, ($uid == 0) ? null : $uid); // notes the user as having voted
$vid = XDB::insertId();
for ($i = 0; $i < count($this->questions); $i++) {
$ans = $this->questions[$i]->checkAnswer($args[$i]);
public function hasVoted($uid)
{
- $res = XDB::query('SELECT id
- FROM survey_votes
- WHERE survey_id={?} AND user_id={?};', $this->id, $uid); // checks whether the user has already voted
+ $res = XDB::query('SELECT id
+ FROM survey_votes
+ WHERE survey_id = {?} AND uid = {?};', $this->id, $uid); // checks whether the user has already voted
return ($res->numRows() != 0);
}
// }}}
public static function deleteSurvey($sid)
{
$sql = 'DELETE s.*, v.*, a.*
- FROM survey_surveys AS s
+ FROM surveys AS s
LEFT JOIN survey_votes AS v
ON v.survey_id=s.id
LEFT JOIN survey_answers AS a
}
// }}}
- // {{{ function checkAnswer : returns a correctly formatted answer (or nothing empty string if error)
+ // {{{ function checkAnswer : returns a correct answer (or a null value if error)
public function checkAnswer($ans)
{
return null;
// }}}
// {{{ functions regarding the results of a survey
- public function buildResultRequest()
+ abstract public function getResultArray($sid, $qid);
+
+ public function formatAnswer($ans)
{
- return '';
+ return $ans;
}
- public function getCSVColumn()
+ public function getCSVColumns()
{
return $this->question;
}
return array($ans);
}
- public function buildResultRequest()
+ public function getResultArray($sid, $qid)
{
$sql = 'SELECT answer
FROM survey_answers
AND question_id={?}
ORDER BY RAND()
LIMIT 5;';
- return $sql;
+ $res = XDB::query($sql, $sid, $qid);
+ return $res->fetchAllAssoc();
}
}
// }}}
{
parent::update($args);
$this->choices = array();
- foreach ($args['options'] as $val) {
- if (trim($val)) {
+ foreach ($args['choices'] as $val) {
+ if (trim($val) || trim($val) == '0') {
$this->choices[] = $val;
}
}
return $rArr;
}
- public function buildResultRequest()
+ public function getResultArray($sid, $qid)
{
$sql = 'SELECT answer, COUNT(id) AS count
FROM survey_answers
WHERE vote_id IN (SELECT id FROM survey_votes WHERE survey_id={?})
AND question_id={?}
GROUP BY answer ASC';
- return $sql;
+ $res = XDB::query($sql, $sid, $qid);
+ return $res->fetchAllAssoc();
}
- public function getCSVColumn()
+ public function formatAnswer($ans)
{
- $r = parent::getCSVColumn();
- if (empty($this->choices)) {
- return $r;
- }
- $r .= ' [0 => '.$this->choices[0];
- for ($k = 1; $k < count($this->choices); $k++) {
- $r .= ', '.$k.' => '.$this->choices[$k];
+ if (array_key_exists($ans, $this->choices)) {
+ return $this->choices[$ans];
+ } else {
+ return null;
}
- $r .= ']';
- return $r;
}
}
// }}}
{
public function checkAnswer($ans)
{
- return (array_key_exists($ans, $this->choices))? array($ans) : null;
+ $a = intval($ans);
+ return (array_key_exists($a, $this->choices))? array($a) : null;
}
protected function getQuestionType()
// }}}
// }}}
-// vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8:
+// {{{ abstract class SurveyTable and its derived classes : table question, each column represents a choice, each line represents a question
+// {{{ abstract class SurveyTable extends SurveyList
+abstract class SurveyTable extends SurveyList
+{
+ protected $subquestions;
+
+ public function update($args)
+ {
+ parent::update($args);
+ $this->subquestions = array();
+ foreach ($args['subquestions'] as $val) {
+ if (trim($val) || trim($val) == '0') {
+ $this->subquestions[] = $val;
+ }
+ }
+ }
+
+ public function toArray()
+ {
+ $rArr = parent::toArray();
+ $rArr['subquestions'] = $this->subquestions;
+ return $rArr;
+ }
+
+ public function getResultArray($sid, $qid)
+ {
+ $sql = 'SELECT answer, COUNT(id) AS count
+ FROM survey_answers
+ WHERE vote_id IN (SELECT id FROM survey_votes WHERE survey_id={?})
+ AND question_id={?}
+ GROUP BY answer ASC';
+ $res = XDB::iterator($sql, $sid, $qid);
+ $result = array();
+ for ($i = 0; $i < count($this->subquestions); $i++) {
+ $result[$i] = array_fill(0, count($this->choices), 0);
+ }
+ while ($r = $res->next()) {
+ list($i, $j) = explode(':', $r['answer']);
+ $result[$i][$j] = $r['count'];
+ }
+ return $result;
+ }
+
+ public function formatAnswer($ans)
+ {
+ list($q, $c) = explode(':', $ans);
+ if (array_key_exists($q, $this->subquestions) && array_key_exists($c, $this->choices)) {
+ return array('id' => $q, 'answer' => $this->choices[$c]);
+ } else {
+ return null;
+ }
+ }
+
+ public function getCSVColumns()
+ {
+ $q = parent::getCSVColumns();
+ if (empty($this->subquestions)) {
+ return $q;
+ }
+ $a = array();
+ for ($k = 0; $k < count($this->subquestions); $k++) {
+ $a[$k] = $q.' : '.$this->subquestions[$k];
+ }
+ return $a;
+ }
+}
+// }}}
+
+// {{{ class SurveyRadioTable extends SurveyTable : SurveyTable with radio type choices
+class SurveyRadioTable extends SurveyTable
+{
+ public function checkAnswer($ans)
+ {
+ $rep = array();
+ foreach ($ans as $k => $a) {
+ if (!array_key_exists($k, $this->subquestions)) {
+ continue;
+ }
+ $a = intval($a);
+ if (array_key_exists($a, $this->choices)) {
+ $rep[] = $k . ':' . $a;
+ }
+ }
+ return (count($rep) == 0)? null : $rep;
+ }
+
+ protected function getQuestionType()
+ {
+ return "radiotable";
+ }
+
+}
+// }}}
+
+// {{{ class SurveyCheckboxTable extends SurveyTable : SurveyTable with checkbox type choices
+class SurveyCheckboxTable extends SurveyTable
+{
+ public function checkAnswer($ans)
+ {
+ $rep = array();
+ foreach ($ans as $k => $aa) {
+ if (!array_key_exists($k, $this->subquestions)) {
+ continue;
+ }
+ foreach ($aa as $a) {
+ $a = intval($a);
+ if (array_key_exists($a, $this->choices)) {
+ $rep[] = $k . ':' . $a;
+ }
+ }
+ }
+ return (count($rep) == 0)? null : $rep;
+ }
+
+ protected function getQuestionType()
+ {
+ return "checkboxtable";
+ }
+
+}
+// }}}
+// }}}
+
+// vim:set et sw=4 sts=4 ts=4 foldmethod=marker enc=utf-8:
?>