MediaWiki:Mobile.js: Difference between revisions

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/* All JavaScript here will be loaded for users of the mobile site */
/* All JavaScript here will be loaded for users of the mobile site */
//==Expandables and calculations==


var _calc3 = ''; // string to be sent to calc3.php ajax
var _calc3 = ''; // string to be sent to calc3.php ajax
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function closePopup() {
function closePopup() {
  for (var i=0; i<_popupClasses.length; i++) {
  for (var i=0; i<_popupClasses.length; i++) {
   e = document.getElementsByClassName(_popupClasses[i]);
   var e = document.getElementsByClassName(_popupClasses[i]);
   for (var j=0; j<e.length; j++) {
   for (var j=0; j<e.length; j++) {
   e[j].style.display = 'none';
   e[j].style.display = 'none';
Line 41: Line 45:
}
}


function showOnlyNext(ev) { // for expandable text
function showOnlyNext(ev) { // expand inline
  ev.currentTarget.style.display = "none";
  ev.currentTarget.style.display = "none";
  ev.currentTarget.nextElementSibling.style.display = "initial";
  ev.currentTarget.nextElementSibling.style.display = "initial";
  ev.stopPropagation();
  ev.stopPropagation();
}
}
function showOnlyPrev(ev) {
function showOnlyPrev(ev) { // collapse inline
  ev.currentTarget.style.display = "none";
  ev.currentTarget.style.display = "none";
  ev.currentTarget.previousElementSibling.style.display = "initial";
  ev.currentTarget.previousElementSibling.style.display = "initial";
ev.stopPropagation();
}
function tpNext(ev) { // show popup
togglePopup(ev.currentTarget.nextElementSibling);
ev.stopPropagation();
}
function tpSelf(ev) { // hide popup
togglePopup(ev.currentTarget);
  ev.stopPropagation();
  ev.stopPropagation();
}
}
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  }
  }
}
}
function parseExpandables() { // init
// Expandable text and popups
var e = document.getElementsByClassName('forMore');
for (var i=0; i<e.length; i++) {
  var next = e[i].nextElementSibling;
  if (next.className=="xpContent" || next.classList.contains("xpContent")) {
  e[i].onclick = showOnlyNext;
  next.onclick = showOnlyPrev;
  } else
  if (next.className=="ppContent" || next.classList.contains("ppContent")) {
  e[i].onclick = tpNext;
  next.onclick = tpSelf;
  }
}
// Expandable bullet list
e = document.getElementsByClassName("expandable-bullets");
for (var i=0; i<e.length; i++) {
  var f = e[i].getElementsByTagName("ul");
  for (var j=1; j<f.length; j++) {
  f[j].classList.add("mw-collapsible");
  f[j].classList.add("mw-collapsed");
  }
}
}
function parseCalculations() { // init
// Local datapoints and calculations
var e = document.getElementsByClassName('dp');
for (var i=0; i<e.length; i++) {
  var id = e[i].children[0].innerHTML.trim().split('\n')[0];
  var val= e[i].children[1].innerHTML.split('\n').join(' ');
  var redundant = document.getElementById('dp-'+id);
  if (redundant) redundant.id = ''; // XXX: This can only handle the case 'same identifier, same value'. It can't handle 'same identifier, different value' - at least 1 calculation would show up wrong. But to fix that, we would need a huge refactor - I don't think it's worthwhile. Instead, let's just warn users not to let their datapoints conflict with each other.
  e[i].id = 'dp-'+id;
  e[i].onclick = closePopup;
  _calc3 += id+' = '+val+'\n';
}
e = document.getElementsByClassName('calc');
for (var i=0; i<e.length; i++) {
  var v = e[i].children[2] && e[i].children[2].innerHTML.trim().split('\n')[0]; // variable
  if (v) {
  e[i].id = 'calc-'+v; // XXX: If the user sets the same variable more than once (iterative math), it'll break the 'From previous calculation' link. To fix this, we would have to edit both this script and calc3.php.
  var n = document.createElement('div');
  n.className = 'dpVar'; n.id = 'dp-'+v;
  n.innerHTML = "<div class='dp0'>"+v+"</div><div class='dp2'>From <a href='#calc-"+v+"'>previous calculation</a></div>";
  n.onclick = closePopup;
  e[i].parentElement.insertBefore(n, e[i]);
  _calc3 += v+' = ';
  }
  _calc3 += e[i].children[0].innerHTML.split('\n').join(' '); // expression
  if (e[i].children[1]) _calc3 += ' <> '+e[i].children[1].innerHTML.split('\n').join(' '); // units wanted
  _calc3 += '\n';
  e[i].innerHTML = 'Loading...';
}
var xhttp = new XMLHttpRequest();
xhttp.onreadystatechange = function() {
  if (this.readyState==4 && this.status==200) {
  var l=0;
  var lines = this.responseText.split('\n');
  var e = document.getElementsByClassName('dp');
  for (var i=0; i<e.length; i++, l++) e[i].children[1].innerHTML = lines[l].split('<br')[0]; // update 'value' to contain hyperlinks
  e = document.getElementsByClassName('calc');
  for (var i=0; i<e.length; i++, l++) e[i].innerHTML = lines[l]; // equation
  }
};
xhttp.open("POST", "/calc/calc3.php?input="+encodeURIComponent(_calc3), true)
try { xhttp.send(); } catch(error) { /* AJAX URL not found */ }
// External calculation links
e = document.getElementsByClassName('ecalc');
for (var i=0; i<e.length; i++) {
  var str = "<a href='/calc/calc2.php";
  str += "?a="    +encodeURIComponent(e[i].children[0].innerHTML);
  str += "&b="    +encodeURIComponent(e[i].children[1].innerHTML);
  str += "&title="+encodeURIComponent(e[i].children[2].innerHTML);
  str += "' target='_blank' class='forMore'>[=] &#128279;</a>";
  e[i].innerHTML = str;
  e[i].style.display = 'initial';
}
}
//==File graphs==


// Functions for drag-and-drop of file graph nodes:
// Functions for drag-and-drop of file graph nodes:
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// Main function - should be called on page load.
function parseFileGraphs() { // init
function parseFeatures() {
var e;
// Expandable text and popups
e = document.getElementsByClassName('forMore');
for (var i=0; i<e.length; i++) {
  var next = e[i].nextElementSibling;
  if (next.className=="xpContent" || next.classList.contains("xpContent")) {
  e[i].onclick = showOnlyNext;
  next.onclick = showOnlyPrev;
  } else
  if (next.className=="ppContent" || next.classList.contains("ppContent")) {
  e[i].onclick = next.onclick = function(e){togglePopup(next);};
  }
}
// Local datapoints and calculations
e = document.getElementsByClassName('dp');
for (var i=0; i<e.length; i++) {
  var id = e[i].children[0].innerHTML.trim().split('\n')[0];
  var val= e[i].children[1].innerHTML.split('\n').join(' ');
  var redundant = document.getElementById('dp-'+id);
  if (redundant) redundant.id = ''; // XXX: This can only handle the case 'same identifier, same value'. It can't handle 'same identifier, different value' - at least 1 calculation would show up wrong. But to fix that, we would need a huge refactor - I don't think it's worthwhile. Instead, let's just warn users not to let their datapoints conflict with each other.
  e[i].id = 'dp-'+id;
  e[i].onclick = closePopup;
  _calc3 += id+' = '+val+'\n';
}
e = document.getElementsByClassName('calc');
for (var i=0; i<e.length; i++) {
  var v = e[i].children[2] && e[i].children[2].innerHTML.trim().split('\n')[0]; // variable
  if (v) {
  e[i].id = 'calc-'+v; // XXX: If the user sets the same variable more than once (iterative math), it'll break the 'From previous calculation' link. To fix this, we would have to edit both this script and calc3.php.
  var n = document.createElement('div');
  n.className = 'dpVar'; n.id = 'dp-'+v;
  n.innerHTML = "<div class='dp0'>"+v+"</div><div class='dp2'>From <a href='#calc-"+v+"'>previous calculation</a></div>";
  n.onclick = closePopup;
  e[i].parentElement.insertBefore(n, e[i]);
  _calc3 += v+' = ';
  }
  _calc3 += e[i].children[0].innerHTML.split('\n').join(' '); // expression
  if (e[i].children[1]) _calc3 += ' <> '+e[i].children[1].innerHTML.split('\n').join(' '); // units wanted
  _calc3 += '\n';
  e[i].innerHTML = 'Loading...';
}
var xhttp = new XMLHttpRequest();
xhttp.onreadystatechange = function() {
  if (this.readyState==4 && this.status==200) {
  var l=0;
  var lines = this.responseText.split('\n');
  var e = document.getElementsByClassName('dp');
  for (var i=0; i<e.length; i++, l++) e[i].children[1].innerHTML = lines[l].split('<br')[0]; // update 'value' to contain hyperlinks
  e = document.getElementsByClassName('calc');
  for (var i=0; i<e.length; i++, l++) e[i].innerHTML = lines[l]; // equation
  }
};
xhttp.open("POST", "/calc/calc3.php?input="+encodeURIComponent(_calc3), true)
try { xhttp.send(); } catch(error) { /* AJAX URL not found */ }
 
// External calculation links
e = document.getElementsByClassName('ecalc');
for (var i=0; i<e.length; i++) {
  var str = "<a href='/calc/calc2.php";
  str += "?a="    +encodeURIComponent(e[i].children[0].innerHTML);
  str += "&b="    +encodeURIComponent(e[i].children[1].innerHTML);
  str += "&title="+encodeURIComponent(e[i].children[2].innerHTML);
  str += "' target='_blank' class='forMore'>[=] &#128279;</a>";
  e[i].innerHTML = str;
  e[i].style.display = 'initial';
}
 
// File graph
  updateFgConnect();
  updateFgConnect();
  window.addEventListener('resize', updateFgConnect);
  window.addEventListener('resize', updateFgConnect);
  // make file graph nodes draggable
  // make file graph nodes draggable
  e = document.getElementsByClassName('fileGraph');
  var e = document.getElementsByClassName('fileGraph');
  for (var i=0; i<e.length; i++) {
  for (var i=0; i<e.length; i++) {
   e[i].id = 'fileGraph'+i;
   e[i].id = 'fileGraph'+i;
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  }
  }
}
}
parseFeatures();
 
 
 
 
//==Considerations table==
 
function parseConsiderations() { // init
var elem = document.getElementById("considerations-table");
if (elem) {
  var e = document.getElementsByClassName("consideration-summary");
  var str = "<table class='wikitable'>";
  for (var i=0; i<e.length; i++) {
  var topic = e[i].previousElementSibling ?
    e[i].previousElementSibling.getElementsByClassName("mw-headline")[0] :
    e[i].parentElement.previousElementSibling.getElementsByClassName("mw-headline")[0]; // DIFFERENT FROM Common.js
  str += "<tr><td><a href='#"+topic.id+"'>"+topic.innerHTML+"</a></td>";
  if    (e[i].title=="bad") str += "<td style='background:#F65'>";
  else if(e[i].title=="good")str += "<td style='background:#0FB'>";
  else str += "<td>";
  str += e[i].innerHTML;
  str += "</td></tr>";
  //e[i].style.display = "none";
  }
  str += "</table>";
  elem.innerHTML = str;
}
}
 
 
 
 
//==Text levels==
function parseLevels() { // init
var e = document.getElementsByClassName("levels");
for (var i=0; i<e.length; i++) {
  var size = parseFloat(window.getComputedStyle(e[i]).getPropertyValue("font-size")) || 16;
  var lines = e[i].innerHTML.split('\n');
  var str = "";
  for (var j=0; j<lines.length; j++) {
  var n=0; while (lines[j][n]==' ') n++;
  var k = Math.exp(-0.16*n);
  str += "<div style='font-size:"  +(1.4*size*k+6)
                +"px; margin-left:"+(size*(n*0.5 + 12-12*k))
                +"px; font-family:"+((n%2)?"serif":"sans")
                +  "; color:RGB(0,"+(255-255*k)+",0)"
                +  "; padding:0.15em 0; line-height:1.1em'>"
      +(lines[j].substr(n) || (j==lines.length-1 ? "":"&nbsp;"))+"</div>";
  }
  e[i].innerHTML = str;
}
}
 
 
 
 
//==Word changers==
function changeWords(ev) { // to next option
var hide = ev.currentTarget;
if(!hide || !hide.classList.contains("altOuter")) return;
var show = hide.nextElementSibling;
if(!show || !show.classList.contains("altOuter") || !show.innerHTML) {
  var find = hide;
  do { // seek back to the first of list
  show = find;
  find = find.previousElementSibling;
  } while (find && find.classList.contains("altOuter"));
}
hide.style.display = "none";
show.style.display = "initial";
}
function parseWordChangers() { // init
var e = document.getElementsByClassName("altOuter");
for (var i=0; i<e.length; i++) {
  var str = e[i].innerHTML;
  if (str) {
  e[i].innerHTML = "&#8597;<span class='altInner'>"+str+"</span>&#8597;";
  e[i].onclick = changeWords;
  }
}
}
 
 
 
 
//==Init when page loads==
parseExpandables();
parseCalculations();
parseFileGraphs();
parseConsiderations();
parseLevels();
parseWordChangers();