1 document.addEventListener('DOMContentLoaded', () => {
2 let wpinput = document.getElementById('wptitle');
4 let wpbutton = wpinput.parentNode.appendChild(document.createElement('button'));
5 wpbutton.type = 'button';
6 wpbutton.append('Download');
7 wpbutton.onclick = () => {
8 let wptitle = wpinput.value || document.getElementById('form').value;
9 let wplang = document.getElementById('lang').value;
10 let wpapi = `https://${wplang}.wikipedia.org/w/api.php`;
11 let wppage = wpapi+'?action=parse&format=json&origin=*&prop=text|langlinks&page='+wptitle;
12 fetch(wppage).then(res => res.json()).then(json => {
13 if (json.error) throw `error returned: ${json.error.info}`;
14 wpinput.value = json.parse.title;
16 // translations from language links
17 let wplangs = json.parse.langlinks;
18 if (wplangs) wplangs.forEach(wptrans => {
19 let transrow = document.getElementById('trans-' + wptrans.lang);
20 if (!transrow || transrow.value) return;
21 transrow.value = wptrans['*'];
24 // list images in article html
25 let imginput = document.getElementById('source');
26 if (!imginput || imginput.value) return;
27 let wpimages = json.parse.text['*'].match(/<img\s[^>]+>/g);
28 let wpselect = wpinput.parentNode.appendChild(document.createElement('ul'));
29 wpselect.className = 'popup';
30 wpimages.forEach(img => {
31 let selectitem = wpselect.appendChild(document.createElement('li'));
32 selectitem.insertAdjacentHTML('beforeend', img);
33 selectitem.onclick = e => {
34 let imgsrc = e.target.src
35 .replace(/^(?=\/\/)/, 'https:')
36 .replace(/\/thumb(\/.+)\/[^\/]+$/, '$1');
37 imginput.value = imgsrc;
42 }).catch(error => alert(error));
45 wpbutton = wpinput.parentNode.appendChild(document.createElement('button'));
46 wpbutton.type = 'button';
47 wpbutton.append('Visit');
48 wpbutton.onclick = () => {
49 let wptitle = wpinput.value || document.getElementById('form').value;
50 let wplang = document.getElementById('lang').value;
51 let wpurl = `https://${wplang}.wikipedia.org/wiki/${wptitle}`;
52 window.open(wpurl, 'sheet-wikipedia').focus();
57 let imgpreview = document.getElementById('sourcepreview');
59 let imginput = document.getElementById('source');
60 imginput.parentNode.parentNode.append(imgpreview); // separate row
61 let previewbutton = imginput.parentNode.appendChild(document.createElement('button'));
62 previewbutton.type = 'button';
63 previewbutton.append('View');
64 previewbutton.onclick = () => {
65 previewbutton.childNodes[0].nodeValue = imgpreview.hidden ? 'Hide' : 'View';
66 imgpreview.hidden = !imgpreview.hidden;
70 let translist = document.getElementById('trans');
72 let transadd = translist.appendChild(document.createElement('li'));
73 let transselect = transadd.appendChild(document.createElement('select'));
74 transselect.appendChild(document.createElement('option'));
75 for (let langoption of document.getElementById('lang').options) {
76 if (document.getElementById('trans-'+langoption.value)) continue;
77 let transoption = document.createElement('option');
78 transoption.value = langoption.value;
79 transoption.append(langoption.label);
80 transselect.appendChild(transoption);
82 transselect.onchange = e => {
83 let inputlang = e.target.selectedOptions[0];
84 let transadded = translist.insertBefore(document.createElement('li'), transadd);
85 let translabel = transadded.appendChild(document.createElement('label'));
86 translabel.append(inputlang.label.replace(/ (.+)/, ' ')); //TODO title = $1
87 let transinput = transadded.appendChild(document.createElement('input'));
88 transinput.name = 'trans-'+inputlang.value;
89 translabel.setAttribute('for', transinput.id = transinput.name);
91 if (e.target.length <= 1) e.target.remove();