defivelib/index.php

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<?php
date_default_timezone_set("Europe/Paris");
function search($array) {
global $_POST;
return in_array($_POST['start_search'], $array) && in_array($_POST['end_search'], $array);
}
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if(is_file('data/data')) {
$data = unserialize(gzinflate(base64_decode(file_get_contents('data/data'))));
}
else {
$data = array();
}
$search = false;
if(!empty($_POST['start_search']) && !empty($_POST['end_search'])) {
$search = true;
$data = array_filter($data, "search");
}
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if((!empty($_POST['time_min']) || !empty($_POST['time_sec'])) && !empty($_POST['start']) && !empty($_POST['end'])) {
$min = (!empty($_POST['time_min'])) ? (int) $_POST['time_min'] : 0;
$sec = (!empty($_POST['time_sec'])) ? (int) $_POST['time_sec'] : 0;
$pseudo = (!empty($_POST['pseudo'])) ? $_POST['pseudo'] : "Anonyme";
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$data[] = array("date"=>time(), "start"=>(int) $_POST['start'], "end"=>(int) $_POST['end'], "min"=>$min, "sec"=>$sec, "pseudo"=>$pseudo);
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// TODO : Upload + taille max de l'upload
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if(count($data) == 1 || $min != $data[count($data)-2]['min'] || $sec != $data[count($data)-2]['sec'] || $_POST['start'] != $data[count($data)-2]['start'] || $_POST['end'] != $data[count($data)-2]['end'] || $pseudo != $data[count($data)-2]['pseudo']) {
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file_put_contents('data/data', base64_encode(gzdeflate(serialize($data))));
}
}
?>
<!DOCTYPE html>
<html lang="fr">
<head>
<meta charset="utf-8">
<title>Vélibs à proximité</title>
<meta name="author" content="phyks">
<link rel="stylesheet" href="main.css" type="text/css" media="screen">
</head>
<body>
<div id="main">
<h1><a href="index.php">DéfiVélib</a></h1>
<?php
if(!is_dir('data/')) {
mkdir('data/');
}
if(!is_file('data/config')) //First run
{
//Define a new synchronisation code
$code_synchro = substr(sha1(rand(0,30).time().rand(0,30)),0,10);
file_put_contents('data/config', base64_encode(gzdeflate(serialize(array($code_synchro))))); //Save it in data/data file
$_GET['code'] = $code_synchro;
echo "<p>
Définition du code de synchronisation.<br/>
Vous pouvez désormais mettre à jour la liste des stations en visitant l'adresse suivante (update URL) :<br/>
<a href='http://" . $_SERVER["SERVER_NAME"].$_SERVER['REQUEST_URI']."?update=1&code=".$code_synchro."'>http://" . $_SERVER["SERVER_NAME"].$_SERVER['REQUEST_URI']."?update=1&code=".$code_synchro."</a>
</p>
<p>
Il est possible d'automatiser la tâche via une tâche cron. Par exemple (see README) :<br/>
* * * * * wget -q -O <a href='http://" . $_SERVER["SERVER_NAME"].$_SERVER['REQUEST_URI']."?update=1&code=".$code_synchro."'>http://" . $_SERVER["SERVER_NAME"].$_SERVER['REQUEST_URI']."?update=1&code=".$code_synchro."</a> #Commande de mise a jour des stations de velib
</p>";
}
if(!empty($_GET['update']) || !empty($code_synchro)) //If we want to make an update (or first run)
{
if(empty($code_synchro) && is_file('data/config')) //If not first run, get the synchronisation code from data file
{
$data = unserialize(gzinflate(base64_decode(file_get_contents('data/config'))));
$code_synchro = $data[0];
}
if(!empty($_GET['code']) && $_GET['code'] == $code_synchro) //Once we have the code and it is correct
{
$stations_xml = simplexml_load_file('http://www.velib.paris.fr/service/carto');
$liste_stations = array();
foreach($stations_xml->markers->marker as $station) {
$liste_stations[(int) $station['number']] = array('name'=>(string) $station['name'], 'address'=>(string) $station['fullAddress'], 'lat'=>(float) $station['lat'], 'lng'=>(float) $station['lng']);
}
file_put_contents('data/stations', base64_encode(gzdeflate(serialize($liste_stations))));
echo "<p>Mise à jour de la liste des stations effectuée avec succès (Update successful).</p>";
}
else
{
echo "<p>Mauvais code de vérification (Error : bad synchronisation code). Veuillez réessayer la mise à jour. Se référer au README pour plus d'informations sur la mise à jour.</p>";
}
echo "<p><a href='index.php'>Retourner à l'application (Back to index)</a></p></body></html>";
exit();
}
$liste_stations = unserialize(gzinflate(base64_decode(file_get_contents('data/stations'))));
?>
<h2>Ajouter un trajet</h2>
<form method="post" action="index.php" enctype="multipart/form-data">
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<p><label name="start">Station de départ : </label>
<select name="start" id="start">
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<?php
foreach($liste_stations as $key=>$station) {
echo "<option value=\"".$key."\">".$station['name']."</option>";
}
?>
</select>
</p>
<p><label for="end">Station d'arrivée : </label>
<select name="end" id="end">
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<?php
foreach($liste_stations as $key=>$station) {
echo "<option value=\"".$key."\">".$station['name']."</option>";
}
?>
</select>
</p>
<p><label for="time_min">Durée du trajet : </label><input type="int" name="time_min" id="time_min" size="2"/>min <input type="int" name="time_sec" id="time_sec" size="2"/>s</p>
<p><label for="pseudo">Votre pseudo (optionnel) : </label><input type="text" name="pseudo" id="pseudo"/></p>
<p><label for="photo">Photo du ticket (? max) : </label><input type="file" name="photo" id="photo"></p>
<p>
<input type="submit" value="Envoyer">
<input type="hidden" name="MAX_FILE_SIZE" value="2097152">
</p>
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</form>
<h2><?php if($search) {?>Résultats<?php } else {?>Derniers trajets ajoutés<?php }?></h2>
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<?php
if(!empty($data)) {
?>
<table>
<tr>
<th>Date</th>
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<th>Départ</th>
<th>Arrivée</th>
<th>Temps</th>
<th>Pseudo</th>
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</tr>
<?php
if($search) {
$min = array();
$sec = array();
foreach($data as $key => $result) {
$min[$key] = $result['min'];
$sec[$key] = $result['sec'];
}
array_multisort($min, SORT_DESC, $sec, SORT_DESC, $data);
foreach($data as $result) {
echo "<tr><td>".date('d/m/Y à H:i', $result['date'])."</td><td>".htmlspecialchars($liste_stations[$result['start']]['name'])."</td><td>".htmlspecialchars($liste_stations[$result['end']]['name'])."</td><td>".(int) $result['min']."min ".(int) $result['sec']."s</td><td>".htmlspecialchars($result['pseudo'])."</tr>";
}
}
else {
for($i = count($data) - 1; $i >= max(count($data) - 10, 0); $i--) {
echo "<tr><td>".date('d/m/Y à H:i', $data[$i]['date'])."</td><td>".htmlspecialchars($liste_stations[$data[$i]['start']]['name'])."</td><td>".htmlspecialchars($liste_stations[$data[$i]['end']]['name'])."</td><td>".(int) $data[$i]['min']."min ".(int) $data[$i]['sec']."s</td><td>".htmlspecialchars($data[$i]['pseudo'])."</tr>";
}
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}
?>
</table>
<?php
}
else {
?>
<p>Aucun trajet enregistré.</p>
<?php
}
?>
<h2>Recherche de trajets</h2>
<form method="post" action="index.php">
<p><label name="start_search">Station de départ : </label>
<select name="start_search" id="start_search">
<?php
foreach($liste_stations as $key=>$station) {
echo "<option value=\"".$key."\">".$station['name']."</option>";
}
?>
</select>
</p>
<p><label for="end_search">Station d'arrivée : </label>
<select name="end_search" id="end_search">
<?php
foreach($liste_stations as $key=>$station) {
echo "<option value=\"".$key."\">".$station['name']."</option>";
}
?>
</select>
</p>
<p>
<input type="submit" value="Rechercher">
</p>
</form>
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</div>
</body>
</html>