Участник:Jaguar K/histc.js

/* Подключить:

importScript('u:Jaguar K/histc.js');

версия от 21:37, 28 марта 2021 — теперь [±] работает и вклад → в 
версия от 22:40, 30 марта 2021 — строки по умолчанию развернуты (в том числе при динамическом вызове)
версия от 23:48, 30 марта 2021 — состояние свернуто/развернуто сохраняется после применения [±] (в том числе при динамическом вызове)
версия от 18:36, 4 апреля 2021 — изменен текст ссылки благодарности
версия от 00:55, 6 апреля 2021 — подсветка своих правок по умолчанию отключена, измените значение histCombMyBg вручную
версия от 17:18, 20 июня 2021 — решение проблем правок со скрытым автором и/или текстом и <big>

now diff classes are 'mw-history-histlinks-previous' & 'mw-history-histlinks-current'

*/

var histComb = new function(){

if (window.histCombThank)	$('.mw-thanks-thank-link').text(histCombThank)
if (window.histCombTalk)	$('.mw-usertoollinks-talk').text(histCombTalk)
if (window.histCombContrib)	$('.mw-usertoollinks-contribs').text(histCombContrib)
if (window.histCombRevert)	$('.mw-history-undo').text(histCombRevert)

var  pagehis, histRow, histSize, isCombEdits = false

this.preLoad = function(){
 for (var a=$('.mw-history-undo>a'), b=$('.mw-history-histlinks'), i=0, j=0; i<a.length; j++){
	k=a[i].href.match(/undoafter=(\d+)&undo/)
	m=b[j].children[1].children[0]
    if(m) {m.href=m.href.replace("&diff=prev&oldid=","&oldid="+k[1]+"&diff="); i++}
 }
}

this.onLoad = function(){

 if (!(pagehis = document.getElementById('pagehistory'))) return
 histRow = pagehis.getElementsByTagName('li')
 histSize = new Array (histRow.length)
 var row, spans, i, aa, author, author_p = '',  size_digits  
 var sameAuthor = 0, thisMinor, allMinor = true

 for (var rr=histRow.length-1; rr>=0; rr--){ //main loop: bottom to top
  row = histRow[rr]
  thisMinor = false
  spans = row.getElementsByTagName('span')
  //check all spans
  for (i=0; i<spans.length; i++) 
    switch (spans[i].className){
    case 'history-size':
      size_digits = spans[i].innerHTML.match(/\d+/g)
      histSize[rr] = size_digits ? size_digits.join('') : '0'
      spans[i].title = spans[i].innerHTML.replace(/&nbsp;/g,' ')
      if (histSize[rr+1]); else histSize[rr+1] = histSize[rr] - spans[i].nextElementSibling.textContent.replace("−",'-').replace("+",'').replace(" ",''); // replace + only for tesr purpuse
      insertDiffValue(spans[i], histSize[rr] - histSize[rr+1])
      break
    case 'minor':
      thisMinor = true
      break
    case 'history-user': // get user name and shorten talk/contribs
      aa = spans[i].getElementsByTagName('a')
      if(aa[1]) author = aa[1].title.split(':')[1]
       else author="delete"+rr
      break
    //case 'comment':  histSumm = spans[i].innerHTML  break 
    }//end switch inside for 
    
    if (!histSize[rr] && histSize[rr+1]) histSize[rr] = histSize[rr+1] //assume it was '(un)protect' edit

  if(window.histCombMyBg){if (mw.config.get('wgUserName') == author) histRow[rr].style.backgroundColor = histCombMyBg}
  //check how many consequent edits
  if (author == author_p) 
    sameAuthor++
  else {
    if (sameAuthor > 1) createCombineEdit(rr+1, sameAuthor, allMinor)
    sameAuthor = 1 
    author_p = author
    allMinor = thisMinor
  }
  if (!thisMinor) allMinor = false
 }//main loop
 if (sameAuthor>1) createCombineEdit(0, sameAuthor, allMinor)

 if (isCombEdits) { //add all expand/collapse link
   var togAll = document.createElement('a')
   togAll.appendChild(document.createTextNode('[±]'))
   togAll.href = 'javascript:histComb.toggleAll()'
   //togAll.style.marginLeft = '0.2em'
   pagehis.parentNode.insertBefore(togAll, pagehis.previousSibling)   
 }

if ($.cookie('isComb') === 'true') histComb.toggleAll() //разворачивание блоков 
}


this.toggleAll = function(){
 var links = pagehis.getElementsByClassName('collapsedEdits')
 for (var i=0; i<links.length; i++)
   if (isCombEdits != (links[i].innerHTML == '[–]'))
     eval(links[i].href)
 $.cookie('isComb', isCombEdits, {expires: 365,path: '/'}) // state 
 isCombEdits = ! isCombEdits
}

this.toggle = function (m, len, isMinor){ //handler for collapsing link
 var row = histRow[m]
 var spans = row.getElementsByTagName('span')
 var plus = row.lastChild
 var radios = row.getElementsByTagName('input')
 var topDiff = row.querySelector('.mw-history-histlinks').children[1].children[0] // "diff to last" in the combined edit
 var i, clss, bottomDiff, oldid
 var isHiding = (plus.innerHTML == '[–]')
 if (isHiding) {//need to collapse −
   plus.innerHTML = '[' + len + ']'
   row.style.borderLeft = '1px solid transparent'
   //hide other rows
   for (i=m+1; i<m+len; i++) histRow[i].style.display = 'none'
   //"diff from last" link: get oldid from the lowest collapsed edit
   bDiff = histRow[m+len-1].querySelector('.mw-history-histlinks').children[1].children[0]
   if(bDiff.href){bottomDiff=bDiff.href
     if(bottomDiff.match(/oldid=(\d+)/)){
          if (bottomDiff.indexOf('&diff=') == -1)  topDiff.style.visibility = 'hidden' //the very 1st edit
          oldid = bottomDiff.match(/oldid=(\d+)/)[1]
          if(topDiff){
          topDiff['old'] = topDiff.href
          topDiff.href = topDiff.href.replace(/&oldid=\d+/, '&oldid='+oldid)}
        }
   } else if(topDiff)topDiff.style.visibility = 'hidden'
 }else{ //need to expand
   plus.innerHTML = '[–]'
   //show other rows and visually reference the whole group
   row.style.borderLeft = '1px dotted gray'
   for (i=m+1; i<m+len; i++){
     histRow[i].style.display = 'block'
     histRow[i].style.borderLeft = '1px dotted gray'
     histRow[i].style.listStyle = 'none none'
   }
   histRow[m+len-1].style.borderBottom = '1px dotted gray'
   if(topDiff){  topDiff.style.visibility = 'visible' // diff is waful
      if(topDiff['old'])topDiff.href = topDiff['old']   
   }
 }
 //hide/show/modify spans in this row
 for (i=0; i<spans.length; i++)
   switch (spans[i].className.split(' ')[0]){
   case 'minor':
     spans[i].style.display = (isHiding && !isMinor)?'none':'inline'
     break
   case 'history-size': //switch to  combined diff size and back
     insertDiffValue(spans[i], histSize[m] - (isHiding ? histSize[m+len] : histSize[m+1]))
     break
   case 'comment': //hide/show
     spans[i].style.display = (isHiding && !window.histCombLeaveComment)?'none':'inline'
     break
   case 'mw-history-undo':
     var undoLnk = spans[i].getElementsByTagName('a')[0]
     if (isHiding) {
       undoLnk['old'] = undoLnk.href
       undoLnk.href = undoLnk.href.replace(/&undoafter=\d+/, '&undoafter='+oldid)
     }else
       undoLnk.href = undoLnk['old']
     break
   //case 'history-user':
 }
}


function createCombineEdit(m, len, isMinor){ //creates collapsing link for row m down to row m+len
 var row = histRow[m]
 row.style.listStyle = 'none none'
 row.style.position = 'relative'
 var plus = document.createElement('a')
 plus.className = 'collapsedEdits'
 plus.appendChild(document.createTextNode('[–]'))
 plus.style.position = 'absolute'
 plus.style.left = '-22px'
 plus.style.top = '2px'
 plus.href = 'javascript:histComb.toggle('+m+','+len+','+isMinor+')'
 row.appendChild(plus)
 if (!window.histCombNoCollapse) histComb.toggle(m, len, isMinor) //and collapse
 isCombEdits = true
}


function insertDiffValue(span, value){
 var html, class2
 if (value>0) {
  html = '(+' + value + ')'
  class2 = ' mw-plusminus-pos'
 } else if (value<0) {
  html = '(−' + -value + ')'
  class2 = ' mw-plusminus-neg'
 } else {
  html = '(0)'
  class2 = ' mw-plusminus-null'
 }
 //span.style.fontWeight = (value < -5000) ? 'bold' : 'normal'
 span.innerHTML = html
 span.className = span.className.split(' ')[0] + class2
}
}//obj

//if (doneOnloadHook) histComb.onLoad()
//else
if (mw.config.get('wgAction') == 'history') {
	$(".history-size").removeClass('mw-diff-bytes');
	$(histComb.preLoad);
	$(histComb.onLoad);
	mw.util.addCSS('.mw-diff-bytes{display: none;}');
}