phyks/bikeinparis
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Added the ability to search around a specific position

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This commit is contained in:
Phyks 2013-08-01 14:19:35 +02:00
parent ab2224a1c9
commit 4f3c3043d1
2 changed files with 154 additions and 39 deletions
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16
index.php
View File

@ -92,7 +92,21 @@
}
?>
<div id="position">
<p><strong>Votre navigateur doit prendre en charge la géolocalisation pour que ce site puisse fonctionner correctement.<br/>Your browser must have geolocation capabilities for this site to display.</strong></p>
<form action="" method="get">
<p>
<label for="position">Chercher autour de :</label><br/>
<input type="text" name="position" id="position"/>
</p>
<p>
<input type="submit" value="Chercher"/>
</p>
<?php
foreach($_GET as $GET=>$param)
{
echo '<input type="hidden" name="'.htmlspecialchars($GET).'" value="'.htmlspecialchars($param).'"/>';
}
?>
</form>
</div>
<hr/>
<p id="thanks">Map is handled thanks to the <a href="http://leafletjs.com/">Leaflet</a> library, using © <a href="http://osm.org/copyright">OpenStreetMap</a> contributors tiles. Reverse geolocation (Nominatim) are provided by the <a href="http://www.mapquest.com/" alt="MapQuest icon">MapQuest</a> <img src="http://developer.mapquest.com/content/osm/mq_logo.png"> open API. Routes are provided by <a href='http://project-osrm.org/'>the OSRM project</a> (OSRM is a free and open source program under GNU Affero GPL).</p>

167
js.js
View File

@ -2,11 +2,23 @@
var tiles_provider = 'http://{s}.tile.osm.org/{z}/{x}/{y}.png';
var reverse_geolocation_provider = "http://open.mapquestapi.com/nominatim/v1/reverse.php";
var directions_provider = "http://router.project-osrm.org/viaroute";
var lat_long_provider = "http://open.mapquestapi.com/nominatim/v1/search.php"
var email = "webmaster@phyks.me"; //Mettre votre adresse e-mail ici si vous utilisez Nominatim (cf Usage Policy de Nominatim)
/* Script : */
window.onload = function() {
function escapeHTML(unsafe)
{
return unsafe
.replace(/&/g, "&amp;")
.replace(/</g, "&lt;")
.replace(/>/g, "&gt;")
.replace(/"/g, "&quot;")
.replace(/'/g, "&#039;");
}
function params() //Get all the parameters in the URL
{
var t = location.search.substring(1).split('&');
@ -14,7 +26,7 @@ window.onload = function() {
for (var i=0; i<t.length; i++)
{
var x = t[ i ].split('=');
var x = t[i].split('=');
params[x[0]] = x[1];
}
return params;
@ -29,51 +41,69 @@ window.onload = function() {
var available = false;
var update = false;
var refresh = false;
var ignore_position = false;
var position = '';
for(GET in params) //Define boolean to handle the different cases next
{
if(params_url != '')
params_url += '&';
params_url += GET+'='+params[GET];
switch(GET)
if(GET != '')
{
case 'map':
map_get = true;
break;
if(params_url != '')
params_url += '&';
case 'available':
available = true;
break;
params_url += GET+'='+params[GET];
case 'free':
free = true;
break;
switch(GET)
{
case 'map':
map_get = true;
break;
case 'station':
station = true;
break;
case 'available':
available = true;
break;
case 'update':
update = true;
break;
case 'free':
free = true;
break;
case 'refresh':
refresh = true;
break;
case 'station':
station = true;
break;
case 'update':
update = true;
break;
case 'refresh':
refresh = true;
break;
case 'ignorePosition':
ignore_position = true;
break;
case 'position':
position = params[GET];
break;
}
}
}
if(available || free || station)
{
if(update == false && navigator.geolocation) //We don't want to update and the navigator as geolocation capabilities
if(update == false && (navigator.geolocation || position != '')) //We don't want to update and the navigator as geolocation capabilities or we specified a position
{
function successFunction(position)
{
var latitude = position.coords.latitude; //Get the current position
var longitude = position.coords.longitude;
getBikes(latitude, longitude);
}
function getBikes(latitude, longitude)
{
var xhr; //Define xhr variables
try
{
@ -261,7 +291,7 @@ window.onload = function() {
xhr.open("POST", "ajax.php", true); //xhr handle the data about stations
xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
xhr.send("latitude=" + latitude + "&longitude=" + longitude + "&" + params_url + "&email=" + email + "&directions_provider="+ encodeURI(directions_provider) +"&reverse_geolocation_provider="+ encodeURI(reverse_geolocation_provider));
xhr.send("latitude=" + latitude + "&longitude=" + longitude + "&" + params_url + "&email=" + email + "&directions_provider="+ encodeURI(directions_provider) +"&reverse_geolocation_provider="+ encodeURI(reverse_geolocation_provider));
}
if(map_get == true || station) //If we need a map
@ -355,18 +385,89 @@ window.onload = function() {
}
}
if(refresh) //If refresh, we want to force a new position (non cached)
navigator.geolocation.getCurrentPosition(successFunction, errorFunction, {enableHighAccuracy:true, maximumAge:0, timeout:2000});
else
navigator.geolocation.getCurrentPosition(successFunction, errorFunction, {enableHighAccuracy:true, maximumAge:60000, timeout:2000}); //Else, we are ok with 60 seconds old position
if(position == '' && !ignore_position)
{
if(refresh) //If refresh, we want to force a new position (non cached)
navigator.geolocation.getCurrentPosition(successFunction, errorFunction, {enableHighAccuracy:true, maximumAge:0, timeout:2000});
else
navigator.geolocation.getCurrentPosition(successFunction, errorFunction, {enableHighAccuracy:true, maximumAge:60000, timeout:2000}); //Else, we are ok with 60 seconds old position
}
else if(position != '')
{
var latitude = 0;
var longitude = 0;
var xhr; //Define xhr variables
try
{
xhr = new XMLHttpRequest();
}
catch (e)
{
try
{
xhr = new ActiveXObject('Msxml2.XMLHTTP');
}
catch (e2)
{
try
{
xhr = new ActiveXObject('Microsoft.XMLHTTP');
}
catch (e3)
{
xhr = false;
}
}
}
if(xhr == false)
{
document.getElementById("position").innerHTML = "<p>Une erreur a été rencontrée. Veuillez réessayer.</p>";
}
else
{
xhr.onreadystatechange = function()
{
if(xhr.readyState == 4)
{
if(xhr.status == 200)
{
var json = JSON.parse(xhr.responseText); //Parse the response
latitude = json[0].lat;
longitude = json[0].lon;
if(latitude == 0 && longitude == 0)
document.getElementById("position").innerHTML = "<p>Une erreur a été rencontrée. Veuillez réessayer.</p>";
else
getBikes(latitude, longitude);
}
}
}
}
xhr.open("GET", lat_long_provider+"?format=json&q="+encodeURI(position+", Paris, France"), true); //xhr handle the data about stations
xhr.send();
}
}
else
{
document.getElementById("position").innerHTML = "<p>Votre navigateur doit prendre en charge la géolocalisation pour que ce site puisse fonctionner correctement.</p>";
var input_params = '';
for(GET in params) //Define hidden input to keep params
{
if(GET != '')
{
input_params += "<input type='hidden' name='"+GET+"' value='"+params[GET]+"'/>";
}
}
document.getElementById("position").innerHTML = '<form action="index.php" method="get"><p><label for="position">Chercher autour de :</label><br/><input typ="text" name="position" id="position"/></p><p><input type="submit" value="Chercher"/></p>'+escapeHTML(input_params)+'</form>';
}
}
else //If we didn't choose what to do, display the choices
{
document.getElementById("position").innerHTML = "<p><a href='?available=1'><img src='images/velo.png' alt='Retirer un vélo'/></a><span id='ou'> ou </span><a href='?free=1'><img src='images/parking.png' alt='Rendre un vélo'/></a>";
document.getElementById("position").innerHTML = "<p><a href='?available=1&"+params_url+"'><img src='images/velo.png' alt='Retirer un vélo'/></a><span id='ou'> ou </span><a href='?free=1&"+params_url+"'><img src='images/parking.png' alt='Rendre un vélo'/></a></p><p><a href='?ignorePosition=1&"+params_url+"'>Ignorer la géolocalisation</a></p>";
}
}