84 lines
2.3 KiB
JavaScript
84 lines
2.3 KiB
JavaScript
function normalizeUrl(url) {
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if (url.indexOf("http://") == -1 && url.indexOf("https://") == -1) {
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url = "https://" + url;
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}
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if (url.charAt(url.length - 1) !== '/'){
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url = url + "/";
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}
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return url;
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}
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const instance = document.getElementById('instance');
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const instances_list = document.getElementById('instances_list');
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var prefillInstance = window.localStorage.getItem('mastodon_instance');
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var paramPairs = window.location.search.substr(1).split('&');
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var paramPairsLength = paramPairs.length;
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for (var i = 0; i < paramPairsLength; i++) {
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var paramPair = paramPairs[i].split('=');
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if (paramPair[0] === 'text') {
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document.getElementById('text').value = decodeURIComponent(paramPair[1]);
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} else if (paramPair[0] === 'instance') {
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prefillInstance = decodeURIComponent(paramPair[1]);
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}
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}
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delete i
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delete paramPair
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function instances_loading_error() {
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console.error('Failed to fetch servers list from joinmastodon.');
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}
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function instances_loaded() {
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if (this.status !== 200) {
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instances_loading_error();
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return;
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}
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const servers = JSON.parse(this.responseText);
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const chosen_instance = instance.value;
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const domains = servers.map(obj => obj.domain);
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if (chosen_instance && domains.indexOf(chosen_instance) === -1) {
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domains.push(chosen_instance);
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}
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domains.sort();
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for (const domain of domains) {
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const opt = document.createElement('option');
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opt.value = normalizeUrl(domain);
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instances_list.appendChild(opt);
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}
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}
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if (prefillInstance != null) {
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instance.value = normalizeUrl(prefillInstance);
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}
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instance.addEventListener('focus', function (e) {
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if (instances_list.children.length === 0) {
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const req = new XMLHttpRequest();
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req.addEventListener('load', instances_loaded);
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req.addEventListener('error', instances_loading_error);
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req.open('GET', 'https://api.joinmastodon.org/servers');
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req.send();
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}
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})
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document
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.getElementById('form')
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.addEventListener('submit', function (e) {
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e.preventDefault();
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var text = e.target.elements['text'].value;
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var instance = normalizeUrl(e.target.elements['instance'].value);
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var remember = e.target.elements['remember'].checked;
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if (remember) {
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window.localStorage.setItem('mastodon_instance', instance);
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}
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var shareUrl = instance + "share?text=" + encodeURIComponent(text);
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window.location.href = shareUrl;
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})
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