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{% extends "snippets/layout.html" %}
{% block description "Löst gekürzte URLs auf und entfernt Tracking Parameter. Für weniger Überwachung." %}
{% block title "Untrack - Entfernt Tracking Parameter aus der URL" %}
{% block css %}
.main {
font-size: inherit !important;
}
.hidden {
display: none;
}
.alert {
margin-bottom: 0;
}
.copy {
margin-top: 0.1rem;
margin-bottom: 1rem;
padding-left: 1.25rem;
padding-right: 1.25rem;
}
form {
margin-top: 1rem;
}
{% endblock %}
{% block main %}
<div class="container">
<div class="flavor-text">
<h1>
Untrack
</h1>
<em>Entfernt Tracking Parameter aus der URL</em>
</div>
<form id="form">
<div class="form-group">
<label for="url">Gib die URL ein</label>
<input id="url" class="form-control" type="text" placeholder="https://amzn.to/asdf123" value="{{ url }}" required>
</div>
<div class="form-group">
<div class="custom-control custom-checkbox">
<input type="checkbox" class="custom-control-input" id="unshort" checked>
<label class="custom-control-label" for="unshort" id="unshort-label">Erkenne gekürzte Links</label>
</div>
</div>
<div id="result" class="hidden" style="margin-bottom: 1rem;">
<div class="alert alert-info" id="result-field" style="margin-bottom: 0;">
<strong><span id="result-header">Ihre saubere URL lautet:<span></strong>
<br>
<span id="fill-result"></span><br>
</div>
<div class="copy">
<span id="copy-text">Klicke um die URL zu kopieren.</span>
</div>
</div>
<div class="form-group" id="submit-buttons">
<button class="btn btn-primary" type="submit">Untrack!</button>
</div>
</form>
</div>
<script>
const trackingParams = [ 'utm_', 'mtm_', 'ref', 'tag', 'gclid', 'gclsrc', 'dclid', 'fbclid', 'zanpid'];
async function resolve(url) {
console.log("resolving: " + url);
const anfrage = {
url: encodeURI(url)
}
let response = await fetch('/resolve.php', { method: 'POST', body: JSON.stringify(anfrage) });
if (response.redirect) {
console.log("Redirect detected");
}
if ( response.ok ) {
let json = await response.json();
url = json.url;
} else {
console.log("Failed to fetch response");
fail();
}
console.log("returning url: " + url);
return url;
}
function untrack(_url) {
if ( ! _url.startsWith("http") ) {
_url = "http://" + _url;
}
let url = new URL( _url );
if ( url.host.match("(www|smile)\.amazon\.([a-zA-Z]+)") ) {
if ( url.href.includes('/ref=') ) {
url.href = url.href.toString().replace(/ref=(.+)/, '')
} else {
url.href = url.href.toString().replace(/\?(.+)/, '')
}
} else {
var searchParams = new URLSearchParams(url.searchParams.toString());
searchParams.forEach(function(value, key){
for ( i in trackingParams ) {
if (
( trackingParams[i].includes('_') && key.startsWith(trackingParams[i]) )
||
( trackingParams[i] === key )
) {
url.searchParams.delete(key);
}
}
});
}
return url.href.toString();
};
function printResult(url) {
document.getElementById('result').classList.remove('hidden');
document.getElementById('fill-result').innerHTML = url;
}
const resultheader = document.getElementById('result-header').innerHTML;
function fail() {
document.getElementById('result-field').classList.remove('alert-info');
document.getElementById('result-field').classList.add('alert-danger');
document.getElementById('result-header').innerHTML = "Zu viele Anfragen. URL wurde eventuell nicht aufgelöst. (nochmal probieren)";
}
function reset() {
document.getElementById('result-field').classList.add('alert-info');
document.getElementById('result-field').classList.remove('alert-danger');
document.getElementById('result-header').innerHTML = resultheader;
}
function copy(that){
var inp = document.createElement('input');
document.body.appendChild(inp)
inp.value = that;
inp.select();
document.execCommand('copy',false);
console.log("Copied: " + inp.value);
inp.remove();
document.getElementById('copy-text').innerHTML = "<em>In den Zwischenspeicher kopiert!</em>";
}
function offline(){
document.getElementById('unshort-label').innerHTML = "<em>Nicht verfügbar wenn Offline</em>";
document.getElementById('unshort').disabled = true;
}
function online(){
document.getElementById('unshort-label').innerHTML = "Erkenne gekürzte Links";
document.getElementById('unshort').disabled = false;
}
window.addEventListener("load",function() {
document.getElementById('form').addEventListener("submit", async (e) => {
e.preventDefault();
reset();
let url = document.getElementById('url').value
url = untrack (url);
if ( document.getElementById('unshort').checked ) {
url = await resolve(url);
url = untrack (url);
}
printResult(url);
});
document.getElementById('result').addEventListener("click", function(e){
copy(document.getElementById('fill-result').innerHTML);
});
if ( ! navigator.onLine ) {
offline();
}
});
window.addEventListener('online', () => {
online();
});
window.addEventListener('offline', () => {
offline();
});
</script>
{% endblock %}
|
