skins/common/history.js

   1 window.historyRadios = function( parent ) {
   2         var inputs = parent.getElementsByTagName( 'input' );
   3         var radios = [],
   4                 i = 0;
   5         for ( i = 0; i < inputs.length; i++ ) {
   6                 if ( inputs[i].name == 'diff' || inputs[i].name == 'oldid' ) {
   7                         radios[radios.length] = inputs[i];
   8                 }
   9         }
  10         return radios;
  11 };
  12
  13 // check selection and tweak visibility/class onclick
  14 window.diffcheck = function() {
  15         var     dli = false, // the li where the diff radio is checked
  16                 oli = false, // the li where the oldid radio is checked
  17                 i = 0;
  18         var hf = document.getElementById( 'pagehistory' );
  19         if ( !hf ) {
  20                 return true;
  21         }
  22         var lis = hf.getElementsByTagName( 'li' );
  23         for ( i = 0; i < lis.length; i++ ) {
  24                 var inputs = historyRadios( lis[i] );
  25                 if ( inputs[1] && inputs[0] ) {
  26                         if ( inputs[1].checked || inputs[0].checked ) { // this row has a checked radio button
  27                                 if ( inputs[1].checked && inputs[0].checked && inputs[0].value == inputs[1].value ) {
  28                                         return false;
  29                                 }
  30                                 if ( oli ) { // it's the second checked radio
  31                                         if ( inputs[1].checked ) {
  32                                                 if ( typeof oli.className != 'undefined' ) {
  33                                                         oli.classNameOriginal = oli.className.replace( 'selected', '' );
  34                                                 } else {
  35                                                         oli.classNameOriginal = '';
  36                                                 }
  37
  38                                                 oli.className = 'selected ' + oli.classNameOriginal;
  39                                                 return false;
  40                                         }
  41                                 } else if ( inputs[0].checked ) {
  42                                         return false;
  43                                 }
  44                                 if ( inputs[0].checked ) {
  45                                         dli = lis[i];
  46                                 }
  47                                 if ( !oli ) {
  48                                         inputs[0].style.visibility = 'hidden';
  49                                 }
  50                                 if ( dli ) {
  51                                         inputs[1].style.visibility = 'hidden';
  52                                 }
  53                                 if ( (typeof lis[i].className) != 'undefined') {
  54                                         lis[i].classNameOriginal = lis[i].className.replace( 'selected', '' );
  55                                 } else {
  56                                         lis[i].classNameOriginal = '';
  57                                 }
  58
  59                                 lis[i].className = 'selected ' + lis[i].classNameOriginal;
  60                                 oli = lis[i];
  61                         } else { // no radio is checked in this row
  62                                 if ( !oli ) {
  63                                         inputs[0].style.visibility = 'hidden';
  64                                 } else {
  65                                         inputs[0].style.visibility = 'visible';
  66                                 }
  67                                 if ( dli ) {
  68                                         inputs[1].style.visibility = 'hidden';
  69                                 } else {
  70                                         inputs[1].style.visibility = 'visible';
  71                                 }
  72                                 if ( typeof lis[i].classNameOriginal != 'undefined' ) {
  73                                         lis[i].className = lis[i].classNameOriginal;
  74                                 }
  75                         }
  76                 }
  77         }
  78         return true;
  79 };
  80
  81 //update the compare link as you select radio buttons
  82 window.updateCompare = function () {
  83         var hf = compareLink.$form.get(0);
  84         var oldInd = -1;
  85         var i = 0;
  86         while(oldInd == -1 & i<hf.oldid.length) {
  87                 if(hf.oldid[i].checked){
  88                         oldInd=i;
  89                 }
  90                 i++;
  91         }
  92         var diffInd=-1;
  93         var j=0;
  94         while(diffInd==-1 & j<hf.diff.length) {
  95                 if(hf.diff[j].checked){
  96                         diffInd=j;
  97                 }
  98                 j++;
  99         }
 100         var wikiLinkURL = wgServer + wgScript + "?title=" + encodeURIComponent(hf.title.value)
 101                 + "&diff=" + hf.diff[diffInd].value + "&oldid=" + hf.oldid[oldInd].value;
 102         compareLink.wikiTop.attr("href", wikiLinkURL);
 103         compareLink.wikiEnd.attr("href", wikiLinkURL);
 104
 105         if(compareLink.htmlDiffs)
 106         {
 107                 var htmlLinkURL = wgServer + wgScript + "?title=" + encodeURIComponent(hf.title.value)
 108                         + "&htmldiff=" + compareLink.htmlDiffButtonTxt
 109                         + "&diff=" + hf.diff[diffInd].value + "&oldid=" + hf.oldid[oldInd].value;
 110                 compareLink.htmlTop.attr("href", htmlLinkURL);
 111                 compareLink.htmlEnd.attr("href", htmlLinkURL);
 112         }
 113 };
 114
 115 //change the button to a link where possible
 116 window.fixCompare = function () {
 117         window.compareLink = {};
 118         var doneHtml = false;
 119         var doneWiki = false;
 120         compareLink.htmlDiffs = false;
 121
 122         compareLink.$form = $("#mw-history-compare");
 123         var hf = compareLink.$form.get(0);
 124
 125         var $buttons = $('input.historysubmit');
 126
 127         if (!compareLink.$form.length || !$buttons.length) return;
 128
 129         $buttons.each(function() {
 130                 if(this.name == "htmldiff") {
 131                         if (doneHtml) return true;
 132                         doneHtml = true;
 133                         var url = wgServer + wgScript + "?title=" + encodeURIComponent(hf.title.value)
 134                                 + "&htmldiff=" + this.value + "&diff=" + hf.diff[0].value + "&oldid=" + hf.oldid[1].value;
 135                         compareLink.htmlDiffs = true;
 136                 } else {
 137                         if (doneWiki) return true;
 138                         doneWiki = true;
 139                         var url = wgServer + wgScript + "?title=" + encodeURIComponent(hf.title.value)
 140                                 + "&diff=" + hf.diff[0].value + "&oldid=" + hf.oldid[1].value;
 141                 }
 142                 var $linkTop = $("<a href='" + url + "' class='historycomparelink ui-button'>" + this.value + "</a>").button();
 143                 compareLink.$form.before($linkTop);
 144                 $linkEnd = $linkTop.clone();
 145                 compareLink.$form.append($linkEnd);
 146
 147                 if(this.name == "htmldiff") {
 148                         compareLink.htmlTop = $linkTop;
 149                         compareLink.htmlEnd = $linkEnd;
 150                 } else {
 151                         compareLink.wikiTop = $linkTop;
 152                         compareLink.wikiEnd = $linkEnd;
 153                 }
 154         });
 155         $buttons.hide();
 156
 157         $("#pagehistory").change(function() {window.updateCompare()});
 158 };
 159