longwell_other.js

征服ajax＋lucene书籍各章节源代码ajax部分

// Variable Declaration
// Global Vars

var shouldTryLucky=true;	
var luckyTimeout=5;

var datapool= new Array; 
var datapoolIndex=0;
var updateComplete=true;
var dataStart=true;
var newVendorEnd=false;
var autoDataUpdate=true;
var currentVendorID=0;			
var vendorDataCount = new Array(); 
var userColIndex;
var colIndexRetailPrice;
var searchComplete=false;
var cacheCount=0;  
var dataCanBeFiltered= new Array();
var hasLowerPrice=false;
var lastRowCount=0;
var runonce=false;
var userStop=false;
var vendorList= new Array();
var waitCacheUpdateComplete=false;
var dataSectionEnd=false;
var newDataCount=0; 
var cacheSectionDownloadComplete=true;
var cacheSectionUpdateComplete=true;
var cacheDownloadComplete=false;
var cacheUpdateComplete=true;
var cache_count=0;
var newCache=false;
var currentCacheRow=0;
var cachepool=new Array;
var CurrentTable;
var colIndexconvertedPrice;
var CurrencyChange=false;
var colIndexCurrencyCode;

var fieldList=new Array();
var TABLE_CONTENT_S = new Array();	
var TABLE_CONTENT_TMP= new Array();	

var intProgress=0
var convertCache = true;
var firstUse=true;
var filtered_content = [];
var filter_registray = [];
var isTableUpdating = false; //TTable是否正在更新动作中。

//detail window 相关

function updatePopWin(stuff) {
	updatePopwinContentHTML(stuff);
}

function updatePopwinContentHTML(msg) {
	popWin.UpdateContentHTML(msg);
}

function updatePopwinTitleBarText(msg) {
	document.getElementById("popwinTitle").innerHTML=msg;
}

function convertCacheLineToMap(key) {
	var j;
	var cachelineIndex=map.get(key);
	if (cachelineIndex==null) return false;
	var tempmap=cachepool[cachelineIndex];
	var primKeyValue=tempmap.get("primKey")
	for (j=0;j<fieldList.length;j++) {
		switch (fieldList[j]) {
			case "http://www.travelco.com/hotelName":
				tempmap.put(fieldList[j],primKeyValue);
				break;
			default:
				tempmap.put(fieldList[j],TABLE_CONTENT_S[cachelineIndex][j]);
		}
	}
	return tempmap;
}

function submitForDetail(key)	{
	filterChangedByUser=true;
  var detailmap = map.get(key)
 	if (typeof(detailmap)=="number") detailmap=convertCacheLineToMap(key);
  addField(document.forms["detailForm"], 'hidden', 'uri', key);
  for(i = 0; i < fieldList.length; i++)	{
	  addField(document.forms["detailForm"], 'hidden', fieldList[i], detailmap.get(fieldList[i]));
	}
	waitmsg=_ON_LOADING;
	width=350;
	height=360;
	if (typeof(popWin)=="undefined") popWin=new FerantDHTMLWindow(popWinParams);
  popWin._724 = Math.min(width,  document.body.clientWidth);
  popWin._737 = Math.min(height, document.body.clientHeight);
  popWin.OpenWindow();
  popWin._750(width, height, true);
  updatePopwinContentHTML(waitmsg);
  updatePopwinTitleBarText(_DETAIL_INFO);
  document.forms["detailForm"].submit();
  reverse(document.forms["detailForm"]);
}

function submitForComparsion()	{
	var hasSelected=false;
  var components = document.getElementsByName('componentID');
  for(i = 0; i < components.length; i++)	{
  	if(components[i].checked)	{
   		hasSelected=true;
   		var comparemap = map.get(components[i].value)
    	if (typeof(comparemap)=="number") comparemap=convertCacheLineToMap(components[i].value);
   		for(j = 0; j < fieldList.length; j++)	{
	   		addField(document.forms["compareForm"], 'hidden', i + '---' + fieldList[j], comparemap.get(fieldList[j]));
			}
		}
	}
	if (!hasSelected) {
		alert(_AT_LEAEST_ONE);
		return false;
	}
	waitmsg=_ON_LOADING;
	width=700;
	height=360;
	if (typeof(popWin)=="undefined") popWin=new FerantDHTMLWindow(popWinParams);
  popWin._724 = Math.min(width,  document.body.clientWidth);
  popWin._737 = Math.min(height, document.body.clientHeight);
  popWin.OpenWindow();
  popWin._750(width, height, true);
	updatePopwinContentHTML(waitmsg);
  updatePopwinTitleBarText(_COMPARE);
 	document.forms["compareForm"].submit();	
 	reverse(document.forms["compareForm"]);
}

function addField (form, fieldType, fieldName, fieldValue) {
  if (document.getElementById) {
    var input = document.createElement('INPUT');
    if (document.all) { // what follows should work  with NN6 but doesn't in M14
      input.type = fieldType;
      input.name = fieldName;
      input.value = fieldValue;
    } else if (document.getElementById) { // so here is the NN6 workaround
      input.setAttribute('type', fieldType);
      input.setAttribute('name', fieldName);
      input.setAttribute('value', fieldValue);
    }
    form.appendChild(input);
  }
}

function reverse(n) {           // Reverse the order of the children of Node n 
  var kids = n.childNodes;    // Get the list of children
  var numkids = kids.length;  // Figure out how many children there are
  for(var i = numkids-1; i >= 0; i--) {  // Loop backward through the children
    if(kids[i].name != "searchType" && kids[i].name != "lang")	{ 
      var c = n.removeChild(kids[i]);    // Remove a child
  	}
  }
}

//TTable
function addContent(originalContent, newContent) {  
	var olength = originalContent.length;  
	for (i = 0; i < newContent.length; i++) originalContent[olength + i] = newContent[i];
}

function getNoByFilterName(filterName)	{
	for(i = 0; i < filter_registray.length; i++) {
		if(filter_registray[i] == filterName)	return i;
	}
	no = filter_registray.length;
	filter_registray[no] = filterName;
	return no;
}

function init_filtered_content(content, filterName)	{
	var i;
	var iMax=content.length;
	var	filterNo = getNoByFilterName(filterName);	
	for(i = 0; i < iMax; i++)	{
		if(typeof(filtered_content[i])=="undefined") {
			filtered_content[i] = new Array();
		}
		filtered_content[i][filterNo] = 0;	
	}
	firstUse=false;
	return filterNo;
}
function getMaxColValue(content, columnIndex)	{
	var i;
	if(content.length < 1)	return;
	if(TABLE_CAPT[columnIndex].type == 'NUM')	{
		var maxVal = parseFloat(content[0][columnIndex]);
		for(i = 0; i < content.length; i++)	{
		    val = parseFloat(content[i][columnIndex]);
			if(val > maxVal)	maxVal = val;}
		return maxVal;
	}else{
		var maxVal = "_maxVal_";
		for(i = 0; i < content.length; i++) {
			if (content[i][columnIndex]=="--:--" && maxVal=="_maxVal_") {
				continue;
			} else  if (maxVal=="_maxVal_") {
				maxVal=content[i][columnIndex];
			}
			if(content[i][columnIndex]=="--:--") continue;
			if(content[i][columnIndex] > maxVal)	maxVal = content[i][columnIndex];
		}
		if (maxVal=="_maxVal_") return false;
		return maxVal;
	}
}
function getMinColValue(content, columnIndex)	{
	var i;
	if(content.length < 1)	return;
	if(TABLE_CAPT[columnIndex].type == 'NUM')	{
		var minVal = parseFloat(content[0][columnIndex]);
		for(i = 0; i < content.length; i++)	{
		    val = parseFloat(content[i][columnIndex]);		
			if(val < minVal)	minVal = val;}
		return minVal;
	}else{
		var minVal = "_minVal_";
		content[0][columnIndex];
		for(i = 0; i < content.length; i++)
		try{
			if (content[i][columnIndex]=="--:--" && minVal=="_minVal_") {
				continue;
			} else  if (minVal=="_minVal_") {
				minVal=content[i][columnIndex];
			}
			if(content[i][columnIndex]=="--:--") continue;
			if(content[i][columnIndex] < minVal)	minVal = content[i][columnIndex];		
		
		}
		catch (err) {
		}
		if (minVal=="_minVal_") return false;
		return minVal;
	}
}
function getUniqueColValues(content, columnIndex)	{
	var i,j,z;
	if(content.length < 1)	return;
	var uniqueNames = [];
	j = 0;
	for(i = 0; i < content.length; i++)	{
	    var duplicated = false;
		for(z = 0; z < uniqueNames.length; z++)	{
			if(uniqueNames[z] ==content[i][columnIndex])	{
				duplicated = true;
			}
		}
		if(!duplicated)	{
			uniqueNames[j] = content[i][columnIndex];
			j++;
		}
	}
	return uniqueNames;
}
function getFilterCreteriaByElementId(elementId)	{
	var elements = document.getElementsByName(elementId);
	var creteria = [];
	j = 0;
	for(i = 0; i < elements.length; i++)	{
		if(!elements[i].checked)	{
			creteria[j] = elements[i].value;
			j++;
		}