User:Dipankan001/Userhistory.js

if ( histlimit === undefined ) var histlimit = 40; if ( typeof histwidth === 'undefined' ) var histwidth = 200; function userHistMain { var me = this; this.displayBox = function ( user ) { // if user is set, this name will automatically be displayed on load if ( user == null ) { user = ''; } else { user = user.replace ( /(_|%20)/gi, ' ' ); user = user.replace ( /(%3A)/gi, ':' ); }			var box = document.createElement( 'input' ); box.setAttribute ( 'id', 'userhist-isolate' ); box.setAttribute ( 'type', 'text' ); box.setAttribute ( 'value', user ); box.setAttribute ( 'style', 'width: ' + histwidth + 'px' ); var button = document.createElement( 'input' ); button.setAttribute ( 'type', 'button' ); button.setAttribute ( 'value', 'Search user's edits' ); button.setAttribute ( 'style', 'margin-left: 4px;' ); if ( button.addEventListener ) { button.addEventListener( 'click', function { userHist.getUserHist(document.getElementById('userhist-isolate').value); }, false ); } 			else { 				button.attachEvent( 'onclick', function { userHist.getUserHist(document.getElementById('userhist-isolate').value); } ); }			var span = document.createElement ( 'span' ); span.setAttribute ( 'style','margin-left: 20px;' ); span.appendChild ( box ); span.appendChild ( button ); document.getElementById( 'mw-history-search' ).appendChild ( span ); }		this.getUserHist = function ( user ) { var api = 'http://en.wikipedia.org/w/api.php'; if ( typeof user == 'undefined' ) return false; if ( ! user ) return false; user = user.replace(/ /g, '_'); user = user.replace(/User(:|%3A)/gi, ''); // remove useless interface var histPar = document.getElementById ( 'mw-history-compare' ); histPar.innerHTML = ' isolating edits by ' + user + ' - please wait... ';			var apiLink = '?action=query&format=xml&prop=revisions&titles='+wgPageName+'&rvprop=ids|timestamp|flags|comment|user|size&rvlimit=500&rvuser='+user+''; this.req 				= new wa_ajaxcall ; this.req.requestUrl		= api + apiLink; this.req.get			( function {										userHist.data = userHist.req.response;										userHist.showUserHist ;										return true;									} ); }		this.showUserHist = function { var data = this.data; if ( data.getElementsByTagName( 'rev' ).length <= 0 ) { this.showError('That user has never edited this page.'); return false; }			// get output var output = []; for ( var i = 0; i < data.getElementsByTagName( 'rev' ).length; i ++ ) { var dataset = data.getElementsByTagName( 'rev' )[i]; output[i] = []; output[i][0] = dataset.getAttribute ( 'revid' ); // oldid output[i][1] = dataset.getAttribute ( 'user' ); // user output[i][2] = dataset.getAttribute ( 'timestamp' ); // timestamp output[i][3] = dataset.getAttribute ( 'comment' ); // comment output[i][4] = dataset.getAttribute ( 'size' ); // size output[i][5] = dataset.getAttribute ( 'minor' ); // minor }			// build our own interface var newInt = ' '; var url = 'http://en.wikipedia.org/w/index.php?title='+wgPageName; for (var i = 0; i < output.length; i ++) { var timestamp = me.convertTimestamp(output[i][2]); var comment = me.parseComment(output[i][3]); if ( output[i][5] != null ) { var m = ' m '; } else { var m = ''; } newInt = newInt + ' (cur | prev) '+timestamp+' '+output[i][1]+' '+m+' ('+output[i][4]+' bytes) '+comment+''; }			newInt += ''; var histPar = document.getElementById( 'mw-history-compare' ); histPar.innerHTML = newInt; }		this.showError = function( errorMessage ) { var container = document.getElementById( 'mw-history-compare' ); container.innerHTML = ' userhist error: ' + errorMessage + ' '; return true; }		this.convertTimestamp = function (timestamp) { var regTest = /([0-9]{4})-([0-9]{2})-([0-9]{2})T([0-9]{2}):([0-9]{2}):([0-9]{2})Z/g; regTest.lastIndex = 0; time = regTest.exec(timestamp); if (time == null) return 'failed to parse timestamp'; var d = new Date; var hourOffset = (d.getTimezoneOffset / 60) * -1; var h = parseInt( time[4], 10 ) + hourOffset; if (h < 10 ) h = '0' + h;			var months = new Array('January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'); var month = parseInt(time[2], 10); var newStamp = h + ':' + time[5] + ', ' + time[3] + ' ' + months[month-1] + ' ' + time[1]; return newStamp; }		this.parseComment = function (comment) { if (comment == null) return ''; comment = comment.replace('/*', ' →'); comment = comment.replace('*/', ' '); comment = comment.replace(/\[\[(.+?)(#.+?)?(?:\|(.+?))\]\]/g, "$3"); comment = comment.replace(/\[\[(.+?)(#.+?)?\]\]/g, "$1"); comment = '( ' + comment + ' )'; return comment; }		this.manageSize = function { var regTest = /class="history-size">\(([,0-9]+?) +?bytes\)<\/span>/ig, regMatch; var col = { 'add': '#006400', 'remove': '#8b0000' }, results = [], i = 0; while ( regMatch = regTest.exec ( document.getElementById ( 'pagehistory' ).innerHTML ) ) { results [ i ++ ] = parseInt ( regMatch [1].replace ( ',', '' ), 10 ); if ( i > histlimit ) break; }			for ( var i = 0, l = results.length; i < ( l - 1 ); i ++ ) { var addition = results [i] - results [i + 1]; if ( addition === 0 ) { var rep = ' 0 '; } else if ( addition < 0 ) { var rep = '' + addition + ' '; } else { var rep = '+' + addition + ' '; } document.getElementById ( 'pagehistory' ).innerHTML = document.getElementById ( 'pagehistory' ).innerHTML.replace ( /class="history-size">\(([,0-9]+?) +?bytes\)<\/span>/i, "class=\"historysize\">(" + rep + ", $1 bytes) " ); }		}		this.init = function { if ( wgAction == 'history' ) { if ( ( window.location.href.indexOf ( '&isolate=' ) > -1 ) && ( window.location.href.indexOf ( '&offset=' ) == -1 ) && ( window.location.href.indexOf ( '&limit=' ) == -1 ) ) { var user = window.location.href.substr ( window.location.href.indexOf( '&isolate=' ) + 9 ); me.getUserHist ( user ); } else { //me.manageSize ; - FIXME: prevents the history diff selectors from working correctly var user = ''; }				me.displayBox ( user ); }			else if ( ( wgAction == 'view' ) && ( wgPageName == 'Special:Contributions' ) ) { var regContent = document.getElementById ( 'contentSub' ).innerHTML; var regTest = /for .*?(?:title="(.+?)">|([\.0-9]+?) \/i;				var regMatch = regTest.exec ( regContent );				if ( regMatch[1] === undefined ) {					var user = regMatch[2];				} else {					var user = regMatch[1];				}				var bodyContent = document.getElementById ( 'bodyContent' );				regTest.lastIndex = 0;				regTest = /(title="([^<]+?)">hist<\/a>)\)/ig; bodyContent.innerHTML = bodyContent.innerHTML.replace ( regTest, "$1 | <a href=\"/w/index.php?title=$2&action=history&isolate=" + user + "\">all</a>\)" );			}		}	}

importScript ( 'User:Ale_jrb/Scripts/waLib.js' ); var userHist = new userHistMain ; hookEvent ( 'load', userHist.init );