<?php
/***************************************************************************
- * Copyright (C) 2003-2010 Polytechnique.org *
+ * Copyright (C) 2003-2014 Polytechnique.org *
* http://opensource.polytechnique.org/ *
* *
* This program is free software; you can redistribute it and/or modify *
class SurveyModule extends PLModule
{
+ // {{{ function handlers() : registers the different handlers
function handlers()
{
return array(
- 'survey' => $this->make_hook('index', AUTH_COOKIE),
- 'survey/vote' => $this->make_hook('vote', AUTH_COOKIE),
- /* 'survey/result' => $this->make_hook('result', AUTH_COOKIE),
- 'survey/edit' => $this->make_hook('edit', AUTH_COOKIE),
- 'survey/ajax' => $this->make_hook('ajax', AUTH_COOKIE),
- 'survey/admin' => $this->make_hook('admin', AUTH_MDP, 'admin'),
- 'survey/admin/edit' => $this->make_hook('adminEdit', AUTH_MDP, 'admin'),
- 'survey/admin/valid' => $this->make_hook('adminValidate', AUTH_MDP, 'admin'),
- 'survey/admin/del' => $this->make_hook('adminDelete', AUTH_MDP, 'admin'),
- */ );
+ 'survey' => $this->make_hook('index', AUTH_PUBLIC),
+ 'survey/vote' => $this->make_hook('vote', AUTH_PUBLIC),
+ 'survey/result' => $this->make_hook('result', AUTH_PUBLIC),
+ 'survey/edit' => $this->make_hook('edit', AUTH_COOKIE, 'user'),
+ 'survey/ajax' => $this->make_hook('ajax', AUTH_COOKIE, 'user'),
+ 'survey/admin' => $this->make_hook('admin', AUTH_PASSWD, 'admin'),
+ 'survey/admin/edit' => $this->make_hook('adminEdit', AUTH_PASSWD, 'admin'),
+ 'survey/admin/valid' => $this->make_hook('adminValidate', AUTH_PASSWD, 'admin'),
+ 'survey/admin/del' => $this->make_hook('adminDelete', AUTH_PASSWD, 'admin'),
+ );
}
+ // }}}
- function handler_index(&$page, $action = null)
+ // {{{ function handler_index() : lists all available surveys
+ function handler_index($page, $action = null)
{
$this->load('survey.inc.php');
+ $page->changeTpl('survey/index.tpl');
+ $page->assign('survey_current', Survey::retrieveList('c'));
+ $page->assign('survey_old', Survey::retrieveList('o'));
+ $page->assign('survey_modes', Survey::getModes(false));
+ }
+ // }}}
- XDB::execute("DELETE FROM surveys");
+ // {{{ function handler_vote() : handles the vote to a survey
+ function handler_vote($page, $id = -1)
+ {
+ if (Post::has('survey_cancel')) { // if the user cancels, returns to index
+ return $this->handler_index($page);
+ }
+ $id = intval($id);
+ if ($id == -1) {
+ return $this->show_error($page, "Un identifiant de sondage doit être précisé.", 'survey');
+ }
+ $this->load('survey.inc.php');
+ $survey = Survey::retrieveSurvey($id); // retrieves the survey object structure
+ if ($survey == null || !$survey->isValid()) {
+ return $this->show_error($page, "Sondage ".$id." introuvable.", 'survey');
+ } elseif ($survey->isEnded()) {
+ return $this->show_error($page, "Le sondage ".$survey->getTitle()." est terminé.", 'survey');
+ }
+ if (!$this->check_surveyPerms($page, $survey)) {
+ return PL_DO_AUTH;
+ }
+ if (Post::has('survey_submit')) { // checks if the survey has already been filled in
+ // admins can see the survey but not vote
+ if (!$this->check_surveyPerms($page, $survey, false, false)) {
+ return PL_DO_AUTH;
+ }
+ $uid = 0;
+ if (!$survey->isMode(Survey::MODE_ALL)) { // if survey is restriced to alumni
+ $uid = S::v('uid');
+ if ($survey->hasVoted($uid)) { // checks whether the user has already voted
+ return $this->show_error($page, "Tu as déjà voté à ce sondage.", 'survey');
+ }
+ }
+ $survey->vote($uid, Post::v('survey'.$id)); // performs vote
+ $this->show_success($page, "Ta réponse a bien été prise en compte. Merci d'avoir participé à ce sondage.", 'survey');
+ } else { // offers to fill in the survey
+ if ($survey->isMode(Survey::MODE_ALL) || !$survey->hasVoted(S::v('uid'))) {
+ $page->assign('survey_votemode', true);
+ } else {
+ $page->assign('survey_warning', "Tu as déjà voté à ce sondage.");
+ }
+ //$page->assign('survey_id', $id);
+ $this->show_survey($page, $survey);
+ }
+ }
+ // }}}
- $survey = new Survey();
- $survey->id = null;
- $survey->shortname = "blah";
- $survey->title = "Blah";
- $survey->description = "Blih blih blih blih";
- $survey->uid = S::user()->id();
- $survey->begin = "09/09/2010";
- $survey->end = "30/12/2011";
+ // {{{ function handler_result() : show the results of the votes to a survey
+ function handler_result($page, $id = -1, $show = 'all')
+ {
+ $id = intval($id);
+ if ($id == -1) {
+ return $this->show_error($page, "Un identifiant de sondage doit être précisé.", 'survey');
+ }
+ $this->load('survey.inc.php');
+ $survey = Survey::retrieveSurvey($id); // retrieves the survey object structure
+ if ($survey == null || !$survey->isValid()) {
+ return $this->show_error($page, "Sondage ".$id." introuvable.", 'survey');
+ } elseif (!$survey->isEnded() && !$survey->canSeeEarlyResults(S::user())) {
+ return $this->show_error($page, "Le sondage ".$survey->getTitle()." n'est pas encore terminé.", 'survey');
+ }
+ if (!$survey->canSeeEarlyResults(S::user()) && !$this->check_surveyPerms($page, $survey)) {
+ return PL_DO_AUTH;
+ }
+ if ($show == 'csv') {
+ pl_content_headers("text/csv");
+ header('Content-Disposition: attachment; filename="'.addslashes($survey->getTitle()).'.csv"');
+ echo $survey->toCSV();
+ exit;
+ } else {
+ $page->assign('survey_resultmode', true);
+ $this->show_survey($page, $survey);
+ }
+ }
+ // }}}
- $qpage = $survey->newQuestion("section");
- $qpage->parameters = array('type' => 'page');
- $qpage->label = 'Première page';
+ // {{{ function handler_admin() : index of admin mode
+ function handler_admin($page, $id = -1)
+ {
+ $this->load('survey.inc.php');
+ $this->clear_session();
+ if ($id == -1) {
+ $page->changeTpl('survey/admin.tpl');
+ $page->assign('survey_waiting', Survey::retrieveList('w'));
+ $page->assign('survey_current', Survey::retrieveList('c'));
+ $page->assign('survey_old', Survey::retrieveList('o'));
+ $page->assign('survey_modes', Survey::getModes(false));
+ } else {
+ $id = intval($id);
+ $survey = Survey::retrieveSurvey($id); // retrieves all survey object structure
+ if ($survey == null) {
+ $this->show_error($page, "Sondage ".$id." introuvable.", 'survey/admin');
+ }
+ $page->assign('survey_adminmode', true);
+ $this->show_survey($page, $survey);
+ }
+ }
+ // }}}
- $question = $qpage->newQuestion("text");
- $question->label = "Super question";
- $question->flags = "mandatory";
- $question->parameters = array("type" => "text", "limit" => 256);
+ // {{{ function handler_adminEdit() : edits a survey in admin mode
+ function handler_adminEdit($page, $id = -1, $req = -1)
+ {
+ if ($id == -1 || ($id == 'req' && $req == -1)) {
+ return $this->show_error($page, "Un identifiant de sondage doit être précisé.", 'survey/admin');
+ }
+ $this->load('survey.inc.php');
+ $this->clear_session(); // cleans session (in case there would have been a problem before)
+ if ($id == 'req') {
+ $survey = Survey::retrieveSurveyReq($req);
+ if ($survey == null) {
+ return $this->show_error($page, "Sondage introuvable.", 'survey/admin');
+ }
+ $this->store_session($survey, $req, true);
+ } else {
+ $id = intval($id);
+ $survey = Survey::retrieveSurvey($id); // retrieves the survey in database
+ if ($survey == null) {
+ return $this->show_error($page, "Sondage ".$id." introuvable.", 'survey/admin');
+ }
+ $this->store_session($survey, $id);
+ }
+ $this->handler_edit($page, 'show'); // calls handler_edit, but in admin mode since 'survey_id' is in session
+ }
+ // }}}
+
+ // {{{ function handler_adminValidate() : validates a survey (admin mode)
+ function handler_adminValidate($page, $id = -1)
+ {
+ $id = Post::i('survey_id', $id);
+ if (Post::has('survey_cancel')) { // if the admin cancels the validation, returns to the admin index
+ $this->clear_session();
+ return $this->handler_admin($page, $id);
+ }
+ if ($id == -1) {
+ return $this->show_error($page, "Un identifiant de sondage doit être précisé.", 'survey/admin');
+ }
+ $id = intval($id);
+ $this->load('survey.inc.php');
+ $surveyInfo = Survey::retrieveSurveyInfo($id); // retrieves information about the survey (does not retrieve and unserialize the object structure)
+ if ($surveyInfo == null) {
+ return $this->show_error($page, "Sondage ".$id." introuvable.", 'survey/admin');
+ }
+ if (Post::has('survey_submit')) { // needs a confirmation before validation
+ if (Survey::validateSurvey($id)) { // validates the survey (in the database)
+ $this->show_success($page, "Le sondage \"".$surveyInfo['title']."\" a bien été validé, les votes sont maintenant ouverts.", 'survey/admin');
+ } else {
+ $this->show_error($page, '', 'survey/admin');
+ }
+ } else { // asks for a confirmation
+ $this->show_confirm($page, "Êtes-vous certain de vouloir valider le sondage \"".$surveyInfo['title']."\" ? "
+ ."Les votes seront immédiatement ouverts.", 'admin/valid', array('id' => $id));
+ }
+ }
+ // }}}
+
+ // {{{ function handler_adminDelete() : deletes a survey (admin mode)
+ function handler_adminDelete($page, $id = -1)
+ {
+ $id = Post::i('survey_id', $id);
+ if (Post::has('survey_cancel')) { // if the admin cancels the suppression, returns to the admin index
+ return $this->handler_admin($page, $id);
+ }
+ if ($id == -1) {
+ return $this->show_error($page, "Un identifiant de sondage doit être précisé.", 'survey/admin');
+ }
+ $id = intval($id);
+ $this->load('survey.inc.php');
+ $surveyInfo = Survey::retrieveSurveyInfo($id); // retrieves information about the survey (does not retrieve and unserialize the object structure)
+ if ($surveyInfo == null) {
+ return $this->show_error($page, "Sondage ".$id." introuvable.", 'survey/admin');
+ }
+ if (Post::has('survey_submit')) { // needs a confirmation before suppression
+ if (Survey::deleteSurvey($id)) { // deletes survey in database
+ $this->show_success($page, "Le sondage \"".$surveyInfo['title']."\" a bien été supprimé, ainsi que tous les votes le concernant.", 'survey/admin');
+ } else {
+ $this->show_error($page, '', 'survey/admin');
+ }
+ } else { // asks for a confirmation
+ $this->show_confirm($page, "Êtes-vous certain de vouloir supprimer le sondage \"".$surveyInfo['title']."\" ?", 'admin/del', array('id' => $id));
+ }
+ }
+ // }}}
- $question = $qpage->newQuestion("text");
- $question->label = "Super question 2";
+ // {{{ function handler_edit() : edits a survey (in normal mode unless called by handler_adminEdit() )
+ function handler_edit($page, $action = 'show', $qid = 'root')
+ {
+ $this->load('survey.inc.php');
+ $action = Post::v('survey_action', $action);
+ $qid = Post::v('survey_qid', $qid);
+ if (Post::has('survey_cancel')) { // after cancelling changes, shows the survey
+ if (S::has('survey')) {
+ $action = 'show';
+ } else { // unless no editing has been done at all (shows to the surveys index page)
+ return $this->handler_index($page);
+ }
+ }
+ $page->assign('survey_editmode', true);
+ if (S::has('survey_id')) { // if 'survey_id' is in session, it means we are modifying a survey in admin mode
+ $page->assign('survey_updatemode', true);
+ }
+ if ($action == 'show' && !S::has('survey')) {
+ $action = 'new';
+ }
+ if ($action == 'question') { // {{{ modifies an existing question
+ if (Post::has('survey_submit')) { // if the form has been submitted, makes the modifications
+ $survey = unserialize(S::v('survey'));
+ $args = Post::v('survey_question');
+ if (!$survey->editQuestion($qid, $args)) { // update the survey object structure
+ return $this->show_error($page, '', 'survey/edit');
+ }
+ $this->show_survey($page, $survey);
+ $this->store_session($survey);
+ } else { // if a form has not been submitted, shows modification form
+ $survey = unserialize(S::v('survey'));
+ $current = $survey->toArray($qid); // gets the current parameters of the question
+ if ($current == null) {
+ return $this->show_error($page, '', 'survey/edit');
+ }
+ $this->show_form($page, $action, $qid, $current['type'], $current);
+ } // }}}
+ } elseif ($action == 'new') { // {{{ create a new survey : actually store the root question
+ if (Post::has('survey_submit')) { // if the form has been submitted, creates the survey
+ $this->clear_session();
+ $survey = new Survey(Post::v('survey_question')); // creates the object structure
+ $this->show_survey($page, $survey);
+ $this->store_session($survey);
+ } else {
+ $this->clear_session();
+ $this->show_form($page, $action, 'root', 'newsurvey');
+ } // }}}
+ } elseif ($action == 'add') { // {{{ adds a new question
+ if (Post::has('survey_submit')) { // if the form has been submitted, adds the question
+ $survey = unserialize(S::v('survey'));
+ if (!$survey->addQuestion($qid, $survey->factory(Post::v('survey_type'), Post::v('survey_question')))) {
+ return $this->show_error($page, '', 'survey/edit');
+ }
+ $this->show_survey($page, $survey);
+ $this->store_session($survey);
+ } else {
+ $this->show_form($page, $action, $qid);
+ } // }}}
+ } elseif ($action == 'del') { // {{{ deletes a question
+ if (Post::has('survey_submit')) { // if a confirmation has been sent, deletes the question
+ $survey = unserialize(S::v('survey'));
+ if (!$survey->delQuestion(Post::v('survey_qid'))) { // deletes the node in the survey object structure
+ return $this->show_error($page, '', 'survey/edit');
+ }
+ $this->show_survey($page, $survey);
+ $this->store_session($survey);
+ } else { // if user has not confirmed, shows a confirmation form
+ $survey = unserialize(S::v('survey'));
+ $current = $survey->toArray($qid); // needed to get the title of the question to delete (more user-friendly than an id)
+ if ($current == null) {
+ return $this->show_error($page, '', 'survey/edit');
+ }
+ $this->show_confirm($page, 'Êtes-vous certain de vouloir supprimer la question intitulé "'.$current['question'].'" ? '
+ .'Attention, cela supprimera en même temps toutes les questions qui dépendent de celle-ci.',
+ 'edit', array('action' => 'del', 'qid' => $qid));
+ } // }}}
+ } elseif ($action == 'show') { // {{{ simply shows the survey in its current state
+ $this->show_survey($page, unserialize(S::v('survey'))); // }}}
+ } elseif ($action == 'valid') { // {{{ validates the proposition, i.e stores the proposition in the database
+ // but an admin will still need to validate the survey before it is activated
+ if (Post::has('survey_submit')) { // needs a confirmation before storing the proposition
+ $survey = unserialize(S::v('survey'));
+ if (S::has('survey_id')) { // if 'survey_id' is in session, we are modifying an existing survey (in admin mode) instead of proposing a new one
+ $link = (S::has('survey_validate'))? 'admin/validate' : 'survey/admin';
+ if ($survey->updateSurvey()) { // updates the database according the new survey object structure
+ $this->show_success($page, "Les modifications sur le sondage ont bien été enregistrées.", $link);
+ } else {
+ $this->show_error($page, '', $link);
+ }
+ } else { // if no 'survey_id' is in session, we are indeed proposing a new survey
+ if ($survey->proposeSurvey()) { // stores the survey object structure in database
+ $this->show_success($page, "Votre proposition de sondage a bien été enregistrée,
+ elle est en attente de validation par un administrateur du site.", 'survey');
+ } else {
+ $this->show_error($page, '', 'survey');
+ }
+ }
+ $this->clear_session();
+ } else { // asks for a confirmation if it has not been sent
+ $survey = unserialize(S::v('survey'));
+ $errors = $survey->checkSyntax();
+ if (!is_null($errors)) {
+ $this->show_error($page, "", 'survey/edit', $errors);
+ } else {
+ if (S::has('survey_id')) {
+ $this->show_confirm($page, "Veuillez confirmer l'enregistrement des modifications apportées à ce sondage.", 'edit', array('action' => 'valid'));
+ } else {
+ $this->show_confirm($page, "Veuillez confirmer l'envoi de cette proposition de sondage.", 'edit', array('action' => 'valid'));
+ }
+ }
+ } // }}}
+ } elseif ($action == 'cancel') { // {{{ cancels the creation/modification of a survey
+ if (Post::has('survey_submit')) { // needs a confirmation
+ if (S::has('survey_id')) { // only possible when modifying a survey in admin mode
+ if (S::has('survey_validate')) { // if a link has been supplied, uses it
+ $this->clear_session();
+ return $this->show_success($page, "Les modifications effectuées ont été annulées", 'admin/validate');
+ } else { // else shows the admin index
+ $this->clear_session();
+ return $this->handler_admin($page);
+ }
+ } else {
+ $this->clear_session();
+ return $this->handler_index($page); // else shows the 'normal' index
+ }
+ } else { // asks for a confirmation if it has not been sent
+ $this->show_confirm($page, "Êtes-vous certain de vouloir annuler totalement l'édition de ce sondage ? Attention, "
+ ."toutes les données éditées jusque là seront définitivement perdues.",
+ 'edit', array('action' => $action));
+ }
+ } // }}}
+ }
+ // }}}
- $qpage = $survey->newQuestion("section");
- $qpage->parameters = array('type' => 'page');
- $qpage->label = 'Deuxième page';
+ // {{{ function handler_ajax() : some ajax in editing a new question (for now, there may be a little more later)
+ function handler_ajax($page, $type)
+ {
+ $this->load('survey.inc.php');
+ pl_content_headers("text/html");
+ if (Survey::isType($type)) { // when type has been chosen, the form is updated to fit exactly the type of question chosen
+ $page->changeTpl('survey/edit_new.tpl', NO_SKIN);
+ $page->assign('survey_types', Survey::getTypes());
+ $page->assign('survey_type', $type);
+ }
+ }
+ // }}}
- $survey->flags = 'validated';
- $survey->insert(true);
+ // {{{ function clear_session() : clears the data stored in session
+ function clear_session()
+ {
+ S::kill('survey');
+ S::kill('survey_id');
+ S::kill('survey_validate');
+ }
+ // }}}
- $page->changeTpl('survey/index.tpl');
- $page->assign('active', Survey::iterActive());
+ // {{{ function store_session() : serializes and stores survey (and survey_id) in session
+ function store_session($survey, $survey_id = -1, $survey_validate = false)
+ {
+ $_SESSION['survey'] = serialize($survey);
+ if ($survey_id != -1) {
+ $_SESSION['survey_id'] = $survey_id;
+ }
+ if ($survey_validate) {
+ $_SESSION['survey_validate'] = true;
+ }
}
+ // }}}
- function handler_vote(PlPage $page, $name)
+ // {{{ function check_surveyPerms() : checks the particular surveys access permissions
+ function check_surveyPerms($page, $survey, $silent = false, $admin_allowed = true)
{
$this->load('survey.inc.php');
- $page->changeTpl('survey/vote.tpl');
- $survey = Survey::get($name);
- if (is_null($survey)) {
- return PL_NOT_FOUND;
+ if ($survey->isMode(Survey::MODE_ALL)) { // if the survey is not reserved to alumni
+ return true;
+ }
+ if (!S::logged()) {
+ return false;
+ }
+ $profile = S::user()->profile();
+ if (!$profile) {
+ return false;
+ }
+ // checks promotion
+ $allowed = false;
+ foreach ($profile->yearspromo() as $p) {
+ if ($survey->checkPromo($p)) {
+ $allowed = true;
+ break;
+ }
+ }
+ if ($allowed) {
+ return true;
}
- if (!$survey->canSee(S::user())) {
- return PL_FORBIDDEN;
+ if (S::admin() && $admin_allowed) {
+ if (!$silent) {
+ $page->trigWarning('Tu as accès à ce sondage car tu es administrateur du site.');
+ }
+ return true;
}
- $page->assign('survey', $survey);
+ if (!$silent) {
+ $page->kill("Tu n'as pas accès à ce sondage car il est réservé à d'autres promotions.");
+ }
+ return false;
+ }
+ // }}}
+
+ // {{{ function show_survey() : calls the template to display a survey, for editing, voting, or consulting the results
+ function show_survey($page, $survey)
+ {
+ $page->changeTpl('survey/show_root.tpl');
+ $page->assign('survey', $survey->toArray());
+ $page->assign('survey_modes', Survey::getModes());
+ }
+ // }}}
+
+ // {{{ function show_form() : calls the template to display the editing form
+ function show_form($page, $action, $qid, $type = 'new', $current = null)
+ {
+ $page->changeTpl('survey/edit_survey.tpl');
+ $page->assign('survey_action', $action);
+ $page->assign('survey_qid', $qid);
+ $page->assign('survey_formaction', './survey/edit');
+ $page->assign('survey_type', $type);
+ if (!is_null($current) && is_array($current)) {
+ $page->assign('survey_current', $current);
+ } elseif ($type == 'new') {
+ $page->addJsLink('ajax.js');
+ $page->assign('survey_types', Survey::getTypes());
+ }
+ if ($type == 'root' || $type == 'newsurvey') {
+ $page->assign('survey_modes', Survey::getModes());
+ }
+ }
+ // }}}
+
+ // {{{ function show_confirm() : calls the template to display a confirm form
+ function show_confirm($page, $message, $formaction, $formhidden = null)
+ {
+ $page->changeTpl('survey/confirm.tpl');
+ $page->assign('survey_message', $message);
+ $page->assign('survey_formaction', './survey/'.$formaction);
+ $page->assign('survey_formhidden', $formhidden);
+ }
+ // }}}
+
+ // {{{ function show_error() : calls the template to display an error message
+ function show_error($page, $message, $link = "", $errArray = null)
+ {
+ $page->changeTpl('survey/error.tpl');
+ $page->assign('survey_message', $message);
+ $page->assign('survey_link', $link); // 'return' link to let the user leave the page
+ if (!is_null($errArray)) {
+ $page->assign('survey_errors', $errArray);
+ }
+
+ }
+ // }}}
+
+ // {{{ function show_success() : calls the template to display a success message
+ function show_success($page, $message = "", $link = "")
+ {
+ $page->changeTpl('survey/success.tpl');
+ $page->assign('survey_message', $message);
+ $page->assign('survey_link', $link); // 'return' link to let the user leave the page
}
+ // }}}
}
-// vim:set et sw=4 sts=4 ts=4 foldmethod=marker enc=utf-8:
+// vim:set et sw=4 sts=4 ts=4 foldmethod=marker fenc=utf-8:
?>