writer.js

   1 document.addEventListener('DOMContentLoaded', () => {
   2         document.querySelectorAll('.multiinput > input[id]').forEach(el => {
   3                 el.oninput = e => {
   4                         if (e.target.value == '') return;
   5                         let add = e.target.cloneNode(true);
   6                         add.value = '';
   7                         add.oninput = e.target.oninput;
   8                         e.target.parentNode.appendChild(add);
   9                         e.target.oninput = undefined;
  10                         e.target.removeAttribute('id');
  11                 };
  12         });
  13
  14         let wpinput = document.getElementById('wptitle');
  15         if (wpinput) {
  16                 let wpbutton = wpinput.parentNode.appendChild(document.createElement('button'));
  17                 wpbutton.type = 'button';
  18                 wpbutton.append('Download');
  19                 wpbutton.onclick = () => {
  20                         let wptitle = wpinput.value || document.getElementById('form').value;
  21                         let wplang = document.getElementById('lang').value;
  22                         let wpapi = `https://${wplang}.wikipedia.org/w/api.php`;
  23                         let wppage = wpapi+'?action=parse&format=json&origin=*&prop=text|langlinks&page='+wptitle;
  24                         fetch(wppage).then(res => res.json()).then(json => {
  25                                 if (json.error) throw `error returned: ${json.error.info}`;
  26                                 wpinput.value = json.parse.title;
  27
  28                                 // translations from language links
  29                                 let wplangs = json.parse.langlinks;
  30                                 if (wplangs) wplangs.forEach(wptrans => {
  31                                         let transrow = document.getElementById('trans-' + wptrans.lang);
  32                                         if (!transrow || transrow.value) return;
  33                                         transrow.value = wptrans['*'];
  34                                 });
  35
  36                                 // list images in article html
  37                                 let imginput = document.getElementById('source');
  38                                 if (!imginput || imginput.value) return;
  39                                 let wpimages = json.parse.text['*'].match(/<img\s[^>]+>/g);
  40                                 let wpselect = wpinput.parentNode.appendChild(document.createElement('ul'));
  41                                 wpselect.className = 'popup';
  42                                 wpimages.forEach(img => {
  43                                         let selectitem = wpselect.appendChild(document.createElement('li'));
  44                                         selectitem.insertAdjacentHTML('beforeend', img);
  45                                         selectitem.onclick = e => {
  46                                                 let imgsrc = e.target.src
  47                                                         .replace(/^(?=\/\/)/, 'https:')
  48                                                         .replace(/\/thumb(\/.+)\/[^\/]+$/, '$1');
  49                                                 imginput.value = imgsrc;
  50                                                 wpselect.remove();
  51                                                 return false;
  52                                         };
  53                                 });
  54                         }).catch(error => alert(error));
  55                         return false;
  56                 };
  57                 wpbutton = wpinput.parentNode.appendChild(document.createElement('button'));
  58                 wpbutton.type = 'button';
  59                 wpbutton.append('Visit');
  60                 wpbutton.onclick = () => {
  61                         let wptitle = wpinput.value || document.getElementById('form').value;
  62                         let wplang = document.getElementById('lang').value;
  63                         let wpurl = `https://${wplang}.wikipedia.org/wiki/${wptitle}`;
  64                         window.open(wpurl, 'sheet-wikipedia').focus();
  65                         return false;
  66                 };
  67         }
  68
  69         let imgpreview = document.getElementById('sourcepreview');
  70         if (imgpreview) {
  71                 let imginput = document.getElementById('source');
  72                 imginput.parentNode.parentNode.append(imgpreview); // separate row
  73                 let previewbutton = imginput.parentNode.appendChild(document.createElement('button'));
  74                 previewbutton.type = 'button';
  75                 previewbutton.append('View');
  76                 previewbutton.onclick = () => {
  77                         previewbutton.childNodes[0].nodeValue = imgpreview.hidden ? 'Hide' : 'View';
  78                         imgpreview.hidden = !imgpreview.hidden;
  79                 };
  80         }
  81
  82         let translist = document.getElementById('trans');
  83         if (translist) {
  84                 let langoptions = Array.prototype.filter.call(document.getElementById('lang').options, opt => {
  85                         if (document.getElementById('trans-' + opt.value)) return;
  86                         if (document.getElementById('lang').value == opt.value) return;
  87                         return true;
  88                 });
  89                 if (!langoptions.length) return;
  90
  91                 let transadd = translist.appendChild(document.createElement('li'));
  92                 let transselect = transadd.appendChild(document.createElement('select'));
  93                 transselect.appendChild(document.createElement('option'));
  94                 for (let langoption of langoptions) {
  95                         let transoption = document.createElement('option');
  96                         transoption.value = langoption.value;
  97                         transoption.append(langoption.label);
  98                         transselect.appendChild(transoption);
  99                 }
 100                 transselect.onchange = e => {
 101                         let inputlang = e.target.selectedOptions[0];
 102                         let transadded = translist.insertBefore(document.createElement('li'), transadd);
 103                         let translabel = transadded.appendChild(document.createElement('label'));
 104                         translabel.append(inputlang.label.replace(/ (.+)/, ' ')); //TODO title = $1
 105                         let transinput = transadded.appendChild(document.createElement('input'));
 106                         transinput.name = 'trans-'+inputlang.value;
 107                         translabel.setAttribute('for', transinput.id = transinput.name);
 108                         inputlang.remove();
 109                         if (e.target.length <= 1) e.target.remove();
 110                         transinput.focus();
 111                 };
 112         }
 113 });