User:Eizen/LastEditor.js

 /**
  * LastEditor.js
  * @file Displays information related to page's last editor
  * @author Eizzen <en.wikipedia.org/wiki/User_talk:Eizzen>
  * @license Apache-2.0
  * @external "jQuery"
  * @external "mediawiki.util"
  * @external "mediawiki.api"
  */

 /*jslint browser, this:true */
 /*global mw, jQuery, window */

 mw.loader.using(["mediawiki.util","mediawiki.api"]).then(function(){
 "use strict";

 /**
  * @class LastEditor
  * @classdesc The central LastEditor class
  */
 varLastEditor={
 conf:mw.config.get([
 "skin",
 "wgPageName",
 "wgArticleId",
 "wgUserLangu$age",
 "wgNamespaceNumber"
 ]),
 lang:{
 main:"Last edited by 1ドル",
 talk:"talk",
 contribs:"contribs",
 diff:"diff",
 minor:"m",
 summary:"Summary",
 ago:"ago",
 second:"second",
 seconds:"seconds",
 minute:"minute",
 minutes:"minutes",
 hour:"hour",
 hours:"hours",
 day:"day",
 days:"days",
 week:"week",
 weeks:"weeks",
 month:"month",
 months:"months",
 year:"year",
 years:"years"
 },
 /**
  * @method getData
  * @param {function} callback
  * @returns {void}
  */
 getData:function(callback){
 varthat=this;

 this.api.get({
 action:"query",
 prop:"revisions",
 titles:this.conf.wgPageName,
 rvprop:"timestamp|user|userid|size|parsedcomment|flags",
 rvlimit:"2",
 rvdiffto:"prev",
 format:"json"
 }).done(function($data){
 if(!$data.error){
 callback(that,$data);
 }
 });
 },
 /**
  * @method handleData
  * @param {object} that
  * @param {json} $result
  * @returns {void}
  */
 handleData:function(that,$result){
 var$data=$result.query.pages[that.conf.wgArticleId].revisions[0];
 var$divElement=mw.html.element("div",{id:"last-editor"});

 var$html=
 "<a href='/wiki/User:"+$data.user+"'>"+$data.user+
 "</a> (<a href='/wiki/User_talk:"+$data.user+"'>"+
 that.lang.talk+"</a> | <a href='/wiki/Special:Contributions/"+
 $data.user+"'>"+that.lang.contribs+"</a>)";

 if(jQuery("#page-creator").length){
 jQuery($divElement).insertAfter("#page-creator");
 }else{
 switch(that.conf.skin){
 case"vector":
 jQuery($divElement).insertBefore("#siteSub");
 break;
 case"monobook":
 jQuery($divElement).prependTo("#bodyContent");
 break;
 }
 }

 if(that.options.showTime){
 $html+=" "+"<span id='last-editor-time'>"+
 that.convertDate(that,newDate($data.timestamp))+"</span>";
 }

 if(that.options.showDiff){
 $html+=" "+"<a id='last-editor-diff' href='/?diff="+$data.diff.to+
 "' target='_blank'</a>("+that.lang.diff+")</a>";

 if($data.minor===""){
 $html+=" "+"<span id='last-editor-minor'>["+that.lang.minor+"]</span>";
 }
 }

 if(that.options.showSummary&&$data.parsedcomment){
 $html+="<br/>"+that.lang.summary+": "+$data.parsedcomment;
 }

 jQuery("#last-editor").html(that.lang.main.replace(/\1ドル/g,$html));
 },
 /**
  * @method convertDate
  * @param {object} that
  * @param {number} $lastRev
  * @returns {void}
  */
 convertDate:function(that,$lastRev){
 var$age;
 var$now;
 var$ageNumber;
 var$ageRemainder;
 var$ageWords;

 $now=newDate();
 $age=$now.getTime()-$lastRev.getTime();

 if($age<60000){
 $ageNumber=Math.floor($age/1000);
 $ageWords=that.formatDate(that,$ageNumber,that.lang.second,that.lang.seconds);
 }elseif($age<3600000){
 $ageNumber=Math.floor($age/60000);
 $ageWords=that.formatDate(that,$ageNumber,that.lang.minute,that.lang.minutes);
 }elseif($age<86400000){
 $ageNumber=Math.floor($age/3600000);
 $ageWords=that.formatDate(that,$ageNumber,that.lang.hour,that.lang.hours);
 $ageRemainder=Math.floor(($age-$ageNumber*3600000)/60000);
 }elseif($age<604800000){
 $ageNumber=Math.floor($age/86400000);
 $ageWords=that.formatDate(that,$ageNumber,that.lang.day,that.lang.days);
 }elseif($age<2592000000){
 $ageNumber=Math.floor($age/604800000);
 $ageWords=that.formatDate(that,$ageNumber,that.lang.week,that.lang.weeks);
 }elseif($age<31536000000){
 $ageNumber=Math.floor($age/2592000000);
 $ageWords=that.formatDate(that,$ageNumber,that.lang.month,that.lang.months);
 }else{
 $ageNumber=Math.floor($age/31536000000);
 $ageWords=that.formatDate(that,$ageNumber,that.lang.year,that.lang.years);
 $ageRemainder=Math.floor(($age-$ageNumber*31536000000)/2592000000);
 if($ageRemainder){
 $ageWords+=" "+
 that.formatDate(that,$ageRemainder,that.lang.month,that.lang.months);
 }
 }

 return$ageWords;
 },
 /**
  * @method formatDate
  * @param {object} that
  * @param {number} $number
  * @param {string} $singular
  * @param {string} $plural
  * @returns {void}
  */
 formatDate:function(that,$number,$singular,$plural){
 returnString($number).replace(/\d{1,3}(?=(\d{3})+(?!\d))/g,"$&,")+"\u00a0"+
 ($number===1
 ?$singular
 :$plural)+" "+that.lang.ago;
 },
 /**
  * @method init
  * @returns {void}
  */
 init:function(){
 if(jQuery("#last-editor").length||window.isLastEditorLoaded){
 return;
 }
 window.isLastEditorLoaded=true;

 this.api=newmw.Api();
 this.options={
 namespaces:[0,4,8,10],
 excluded:[],
 showTime:true,
 showDiff:true,
 showSummary:true
 };

 jQuery.extend(this.options,window.LastEditorOptions);

 mw.util.addCSS(
 "#last-editor {"+
 "line-height: normal;"+
 "font-size: 12px;"+
 "font-weight: normal;"+
 "}"+
 "#last-editor-minor {"+
 "font-weight: bold;"+
 "}"
 );

 if(
 jQuery.inArray(this.conf.wgNamespaceNumber,this.options.namespaces)!==-1&&
 jQuery.inArray(this.conf.wgPageName,this.options.excluded)===-1
 ){
 this.getData(this.handleData);
 }
 }
 };

 jQuery(document).ready(function(){
 LastEditor.init();
 });
 });