File Manager

Editing File: /usr/local/cpanel/base/sharedjs/LogTail_optimized.js

(function(window){"use strict";var YAHOO=window.YAHOO;var QUEUE_TIMER_INTERVAL=250;var MAX_TAIL_ERRORS=10;var MAX_ERROR_COUNT=150;var IE_READY_STATE_MAP={uninitialized:0,loading:1,loaded:2,interactive:3,complete:4};var LogTail=function(systemId,sessionId,tail_name,masterErrorProcessorObj){this._systemId=systemId;this._sessionId=sessionId;this._logs={};this._termination_integer=Math.floor(Math.random()*1e10);this._termination_sequence="[tail_end:"+this._termination_integer+"]";this._tail_name=tail_name;this._tail_errors=0;this._deletedLogs={};this._string_position=0;this._reached_end=0;this._logsChanged=0;this._masterErrorProcessorObj=masterErrorProcessorObj};YAHOO.lang.augmentObject(LogTail.prototype,{start:function(){alert("Please use .addLog and .delLog")},abort:function(){console.trace("failed to create abort object")},delLog:function(logFile){delete this._logs[logFile];this._deletedLogs[logFile]=1;if(!this.hasLogs()){this._logsChanged=0;if(this._queue_timer){window.clearInterval(this._queue_timer);this._queue_timer=null}}},processLogQueue:function(){if(this._logsChanged){if(this.hasLogs()){this._send_request()}this._logsChanged=0}if(!this._reached_end){this._process_request()}},addRawLog:function(logFile,logProcessorFunc){this.addLog(logFile,logProcessorFunc);this._logs[logFile]["raw"]=1},addLog:function(logFile,logProcessorFunc){if(!this.hasLogs()){if(this._queue_timer){window.clearInterval(this._queue_timer);this._queue_timer=null}this._queue_timer=window.setInterval(this.processLogQueue.bind(this),QUEUE_TIMER_INTERVAL)}this._logs[logFile]={bytes_processed:0,raw:0,err_count:0,logProcessorFunc:logProcessorFunc};this._logsChanged=1},hasLogs:function(){for(var k in this._logs){if(this._logs.hasOwnProperty(k)){return true}}},logCount:function(){return Object.keys(this._logs).length},_send_request:function(){if(this._request&&YAHOO.util.Connect.isCallInProgress(this._request)){YAHOO.util.Connect.abort(this._request)}this._string_position=0;this._reached_end=0;this._deletedLogs={};var query={system_id:this._systemId,session_id:this._sessionId,termination_integer:this._termination_integer};var file_count=0;for(var logFile in this._logs){if(this._logs.hasOwnProperty(logFile)){file_count++;query["log_file"+file_count]=logFile;query["log_file_position"+file_count]=this._logs[logFile].bytes_processed}}var target_url="../cgi/live_tail_log.cgi"+"?"+CPANEL.util.make_query_string(query);if(YAHOO.env.ua.ie&&YAHOO.env.ua.ie<9){if(this._iframeEl){this._iframeEl.parentNode.removeChild(this._iframeEl)}this._iframeEl=document.createElement("iframe");this._iframeEl.style.display="none";DOM.get("content").appendChild(this._iframeEl);this._iframeEl.contentWindow.location.href=target_url}else{this._request=YAHOO.util.Connect.asyncRequest("GET",target_url,{success:this._process_request.bind(this),failure:this._handle_tail_failure.bind(this)})}this.abort=function(){this._reached_end=1;if(this._iframeEl){this._iframeEl.contentWindow.location.href="about:blank"}if(this._request){YAHOO.util.Connect.abort(this._request)}};this.abort.bind(this);return 1},_handle_tail_failure:function(o){if(o.status>0&&o.status!==200){++this._tail_errors;var errmsg=LOCALE.maketext("[asis,live_tail_log] encountered an internal error: [_1]",o.statusText);if(o.status!==301&&o.status!==307&&this._masterErrorProcessorObj){this._masterErrorProcessorObj.renderMessage(errmsg)}if(this._tail_errors>=MAX_TAIL_ERRORS){var finalmsg=LOCALE.maketext("[asis,live_tail_log] encountered the maximum allowed errors ([numf,_1]) and will not continue.",this._tail_errors);if(this._masterErrorProcessorObj){this._masterErrorProcessorObj.renderMessage(finalmsg)}else{alert(o.statusText);alert(finalmsg)}this.abort();return 0}}this._logsChanged=1},_process_request:function(o){var xhr;if(o){xhr=o;xhr.readyState=4}else if(this._request&&this._request.conn){xhr=this._request.conn}else if(this._iframeEl){if(!this._iframeEl.contentWindow.document.body){return}xhr={readyState:IE_READY_STATE_MAP[this._iframeEl.readyState],responseText:this._iframeEl.contentWindow.document.body.innerText?this._iframeEl.contentWindow.document.body.innerText:this._iframeEl.contentWindow.document.body.textContent};if(xhr.readyState===4){xhr.responseText+=this._newline}}else{return}var rawdata;try{rawdata=xhr.responseText.substr(this._string_position)}catch(e){return}var lastEndofLine=rawdata.lastIndexOf(this._newline);if(lastEndofLine>-1){this._string_position+=lastEndofLine+this._newline.length;var newdata=rawdata.substr(0,lastEndofLine);var log_data_arr=newdata.split(this._newline);for(var i=0;i<log_data_arr.length;i++){if(log_data_arr[i]==="."){this._tail_errors=0;continue}else if(log_data_arr[i]===this._termination_sequence){this._reached_end=1;continue}else if(log_data_arr[i]===""){continue}else if(log_data_arr[i].indexOf("|")===-1){this._handle_tail_failure({status:500,statusText:log_data_arr[i]});continue}var demultiplexedData=log_data_arr[i].split("|");var logFile=demultiplexedData.shift();var server_length=parseInt(demultiplexedData.shift());var data=demultiplexedData.join("|");if(data){if(this._deletedLogs[logFile]){}else if(!this._logs[logFile]){}else{this._tail_errors=0;this._logs[logFile].bytes_processed+=server_length;this._log_processor(logFile,data)}}else{}}}if(xhr.readyState===4){if(this._reached_end){this._logs={};if(this._queue_timer){window.clearInterval(this._queue_timer);this._queue_timer=null}}else{this._logsChanged=1}}return 1},_log_processor:function(logFile,data){if(this._logs[logFile].raw){return this._logs[logFile].logProcessorFunc(data,logFile)}var msg="";try{if(data.indexOf("{")!==0){throw"Non JSON data passed to parser."}msg=JSON.parse(data)}catch(e){this._logs[logFile].err_count++;if(this._logs[logFile].err_count===MAX_ERROR_COUNT){data=LOCALE.maketext("Too many errors from “[_1]”. Future errors will be suppressed.",logFile)}if(this._logs[logFile].err_count<=MAX_ERROR_COUNT){msg={type:"error",contents:{msg:[data]}}}}if(msg){return this._logs[logFile].logProcessorFunc(msg,logFile)}},_newline:YAHOO.env.ua.ie&&YAHOO.env.ua.ie<9?"\r\n":"\n"});window.LogTail=LogTail})(window);

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