LotGDocker/lotgd-web/lotgd/lib/e_dom.js
2020-08-17 19:16:42 -04:00

153 lines
4.4 KiB
JavaScript
Executable File

/*
* translator ready
* addnews ready
* mail ready
*/
//Javascript Generic DOM
//By Eric Stevens
//
function fetchDOM(filename){
var xmldom;
if (document.implementation &&
document.implementation.createDocument){
//Mozilla style browsers
xmldom = document.implementation.createDocument("", "", null);
} else if (window.ActiveXObject) {
//IE style browsers
xmldom = new ActiveXObject("Microsoft.XMLDOM");
}
xmldom.async=false;
try {
xmldom.load(filename);
} catch(e){
xmldom.parseXML("<b>Failed to load "+filename+"</b>");
}
return xmldom;
}
if (document.implementation && document.implementation.createDocument){
var dom = document.implementation.createDocument("","",null);
}else{
var dom = new ActiveXObject("Microsoft.XMLDOM");
}
function fetchDOMasync(filename,args,theCode){
var xmldom;
try {
xmldom = new ActiveXObject("Msxml2.XMLHTTP");
} catch (e) {
try {
xmldom = new ActiveXObject("Microsoft.XMLHTTP");
} catch (E) {
xmldom = false;
}
}
if (!xmldom && typeof XMLHttpRequest!='undefined') {
xmldom = new XMLHttpRequest();
}
xmldom.onreadystatechange = function(){
if (xmldom.readyState == 4) {
theCode();
}
};
xmldom.open("POST",filename,true);
xmldom.setRequestHeader("Content-Type","application/x-www-form-urlencoded; charset=UTF-8");
xmldom.send(args);
return xmldom;
}
function createXML(node){
if (!node) return "<b>You cannot pass null to createXML</b>";
if (node.xml)
return node.xml;
var out = "";
if (node.nodeType==1){
var x=0;
out = "<" + node.nodeName;
for (x=0; x < node.attributes.length; x++){
out = out + " " + node.attributes[x].name + "=\"" + HTMLencode(node.attributes[x].nodeValue) + "\"";
}
out = out + ">";
for (x=0; x < node.childNodes.length; x++){
out = out + createXML(node.childNodes[x]);
}
out = out + "</" + node.nodeName + ">";
}else if(node.nodeType==3){
out = out + HTMLencode(node.nodeValue);
}
return out;
}
function selectSingleNode(node,name){
var nextName = "";
if (name.indexOf("/") > 0){
nextName = name.substring(name.indexOf("/")+1);
name = name.substring(0,name.indexOf("/"));
}
for (var x=0; x<node.childNodes.length; x++){
if (node.childNodes[x].nodeName == name) {
if (nextName == ""){
return node.childNodes[x];
}else{
return selectSingleNode(node.childNodes[x],nextName);
}
}
}
}
function nodeText(node){
var out="";
for (y=0; y<node.childNodes.length; y++){
if (node.childNodes[y].nodeType==3){
out+=node.childNodes[y].nodeValue;
}else if(node.childNodes[y].nodeType==1){
out += nodeText(node.childNodes[y]);
}
}
return out;
}
function parseRSS(xml,htmlescape){
var rss = selectSingleNode(xml,"rss");
var channel = selectSingleNode(rss,"channel");
var feed = new Array();
//collect rss headers
feed["title"] = HTMLencode(nodeText(selectSingleNode(channel,"title")),htmlescape);
feed["link"] = HTMLencode(nodeText(selectSingleNode(channel,"link")),htmlescape);
feed["description"] = HTMLencode(nodeText(selectSingleNode(channel,"description")),htmlescape);
var image = selectSingleNode(channel,"image");
feed["image"] = new Array();
feed["image"]["title"] = HTMLencode(nodeText(selectSingleNode(image,"title")),htmlescape);
feed["image"]["url"] = HTMLencode(nodeText(selectSingleNode(image,"url")),htmlescape);
feed["image"]["link"] = HTMLencode(nodeText(selectSingleNode(image,"link")),htmlescape);
feed["items"] = new Array();
//collect rss items
var node;
var y=0;
for (var x=0; x<channel.childNodes.length; x++){
node = channel.childNodes[x];
if (node.nodeType==1){ //standard element
if (node.nodeName == "item"){
feed['items'][y] = new Array();
feed['items'][y]['title'] = HTMLencode(nodeText(selectSingleNode(node,"title")),htmlescape);
feed['items'][y]['link'] = HTMLencode(nodeText(selectSingleNode(node,"link")),htmlescape);
feed['items'][y]['description'] = HTMLencode(nodeText(selectSingleNode(node,"description")),htmlescape);
feed['items'][y]['pubdate'] = HTMLencode(nodeText(selectSingleNode(node,"pubDate")),htmlescape);
y=y+1;
}
}
}
return feed;
}
function HTMLencode(input){
if (input == null){
return "";
}else{
return input.replace(/&/g,"&amp;").replace(/"/g,"&quot;").replace(/</g,"&lt;").replace(/>/g,"&gt;");
}
}
function HTMLdecode(input){
if (input == null){
return "";
}else{
return input.replace(/&gt;/g,">").replace(/&lt;/g,"<").replace(/&quot;/g,'"').replace(/&amp;/g,"&");
}
}