mirror of
https://github.com/derf/travelynx
synced 2024-12-13 14:32:34 +00:00
83 lines
3 KiB
JavaScript
83 lines
3 KiB
JavaScript
$(document).ready(function() {
|
|
function getPlaceholder() {
|
|
return $('div.geolocation div.progress');
|
|
}
|
|
var showError = function(header, message, code) {
|
|
getPlaceholder().remove();
|
|
var errnode = $(document.createElement('div'));
|
|
errnode.attr('class', 'error');
|
|
errnode.text(message);
|
|
|
|
var headnode = $(document.createElement('strong'));
|
|
headnode.text(header);
|
|
errnode.prepend(headnode);
|
|
|
|
$('div.geolocation').append(errnode);
|
|
};
|
|
|
|
var processResult = function(data) {
|
|
if (data.error) {
|
|
showError('Backend-Fehler:', data.error, null);
|
|
} else if (data.candidates.length == 0) {
|
|
showError('Keine Bahnhöfe in 70km Umkreis gefunden', '', null);
|
|
} else {
|
|
resultTable = $('<table><tbody></tbody></table>')
|
|
resultBody = resultTable.children();
|
|
$.each(data.candidates, function(i, candidate) {
|
|
|
|
var ds100 = candidate.ds100,
|
|
name = candidate.name,
|
|
distance = candidate.distance;
|
|
distance = distance.toFixed(1);
|
|
|
|
var stationlink = $(document.createElement('a'));
|
|
stationlink.attr('href', ds100);
|
|
stationlink.text(name);
|
|
|
|
resultBody.append('<tr><td><a href="/s/' + ds100 + '">' + name + '</a></td></tr>');
|
|
});
|
|
getPlaceholder().replaceWith(resultTable);
|
|
}
|
|
};
|
|
|
|
var processLocation = function(loc) {
|
|
$.post('/geolocation', {lon: loc.coords.longitude, lat: loc.coords.latitude}, processResult);
|
|
};
|
|
|
|
var processError = function(error) {
|
|
if (error.code == error.PERMISSION_DENIED) {
|
|
showError('Standortanfrage nicht möglich.', 'Vermutlich fehlen die Rechte im Browser oder der Android Location Service ist deaktiviert.', 'geolocation.error.PERMISSION_DENIED');
|
|
} else if (error.code == error.POSITION_UNAVAILABLE) {
|
|
showError('Standort konnte nicht ermittelt werden', '(Service nicht verfügbar)', 'geolocation.error.POSITION_UNAVAILABLE');
|
|
} else if (error.code == error.TIMEOUT) {
|
|
showError('Standort konnte nicht ermittelt werden', '(Timeout)', 'geolocation.error.TIMEOUT');
|
|
} else {
|
|
showError('Standort konnte nicht ermittelt werden', '(unbekannter Fehler)', 'unknown geolocation.error code');
|
|
}
|
|
};
|
|
|
|
var geoLocationButton = $('div.geolocation > button');
|
|
var getGeoLocation = function() {
|
|
geoLocationButton.replaceWith($('<p class="geolocationhint">Stationen in der Umgebung:</p><div class="progress"><div class="indeterminate"></div></div>'));
|
|
navigator.geolocation.getCurrentPosition(processLocation, processError);
|
|
}
|
|
|
|
if (geoLocationButton.length) {
|
|
if (navigator.geolocation) {
|
|
if (navigator.permissions) {
|
|
navigator.permissions.query({ name:'geolocation' }).then(function(value) {
|
|
if (value.state === 'prompt') {
|
|
geoLocationButton.on('click', getGeoLocation);
|
|
} else {
|
|
// User either rejected or granted permission. User wont get prompted and we can show stations/error
|
|
getGeoLocation();
|
|
}
|
|
});
|
|
} else {
|
|
geoLocationButton.on('click', getGeoLocation);
|
|
}
|
|
} else {
|
|
showError('Standortanfragen werden von diesem Browser nicht unterstützt', '', null);
|
|
}
|
|
}
|
|
});
|