Update of /cvsroot/dynapi/dynapi2x/src/util
In directory usw-pr-cvs1:/tmp/cvs-serv19326/src/util
Added Files:
cookie.js ioelement.js
Log Message:
initial import
--- NEW FILE ---
/*
DynAPI Distribution
Cookie functions
The DynAPI Distribution is distributed under the terms of the GNU LGPL license.
*/
/*
This is not tested, should work like this:
var c = new Cookie('mycookieset');
c.set('name','MyName'); // re-saves cookie each time a value is added
c.add('array',[1,2,3]);
var c = new Cookie('mycookieset'); // auto-retrieves saved cookie
object
var name = c.get('name');
var array = c.get('array');
array[array.length] = 4;
c.add('name',name+' MyLastName');
c.add('array',array);
*/
function Cookie(name) {
this.inherit('DynObject');
this.name = name;
this.data = {};
this.exists = false;
var c = dynapi.functions.getCookie(this.name);
if (c) {
this.exists = true;
var a = c.split(',');
var x,n,v;
for (var i=0;i<a.length;a++) {
x = a[i].split('=');
n = x[0];
v = x[1];
if (n && v) this.data[n] = v;
}
//var i1 = c.indexOf('expires=');
this._save(false);
}
else this._save();
}
var p = dynapi.setPrototype('Cookie','DynObject');
p.get = function(name) {
return this.data[name];
};
p.getAll = function() {
return data;
};
p.add = function(name,value) {
this.data[name] = value;
this._save();
};
p.remove = function(name) {
this.data[name] = null;
delete this.data[name];
this._save();
};
p.setExpires = function(days) {
this.expires = days;
};
p.destroy = function() {
dynapi.functions.deleteCookie(this.name);
};
p._save = function(write) {
var s = '';
for (var i in this.data) {
var v = this.data[i];
if (v) s += i + '=' + escape(v) + ',';
}
s = s.substring(0,s.length-1);
var f = 'Saved';
if (write!=false) dynapi.functions.setCookie(this.name,s,this.expires);
else f = 'Found';
dynapi.debug.print(f+' Cookie: name='+this.name+' data={'+s+'}');
};
dynapi.functions.setCookie = function(name,value,days) {
if (days) {
var date=new Date();
date.setTime(date.getTime()+(days*24*60*60*1000));
var expires="; expires="+date.toGMTString();
}
else expires = "";
dynapi.frame.document.cookie = name+"="+value+expires+"; path=/";
};
dynapi.functions.getCookie = function(name) {
var nameEQ = name+"=";
var ca = dynapi.frame.document.cookie.split(';');
for(var i=0;i<ca.length;i++) {
var c=ca[i];
while (c.charAt(0)==' ') c=c.substring(1,c.length);
if (c.indexOf(nameEQ)==0) return c.substring(nameEQ.length,c.length);
}
return null;
};
dynapi.functions.deleteCookie = function(name) {
dynapi.functions.setCookie(name,"",-1);
};
--- NEW FILE ---
/*
DynAPI Distribution
IOElement Class
The DynAPI Distribution is distributed under the terms of the GNU LGPL license.
requires: dynapi.api.DynLayer
// pages loaded must include this code:
<script>
if (parent.DynAPI) parent.IOElement.notify(this);
</script>
*/
function IOElement(hiddenThreads) {
this.inherit('DynLayer');
this._elmID = this.id+'elm';
this._requests = {}; // [url,data,fn,method,id,timer,cargo]
this._cargoID='';
this._requestList = [];
this._requestIndex = -1;
this._retryID=null;
this.api={};
this.api.source=this;
this.failTime = 50000;
this._elmBusy=[];
this._elmThread=null;
this._maxThreads=(hiddenThreads>1 && hiddenThreads<=8)? hiddenThreads : 1;
this._hidden = (hiddenThreads!=null)? true : false;
if (this._hidden) {
this.setVisible(false);
var o = this;
if (!dynapi.loaded) {
dynapi.onLoad(function() {
dynapi.document.addChild(o);
});
}
else dynapi.document.addChild(o);
}
this.addEventListener(IOElement.events);
};
var p = dynapi.setPrototype('IOElement','DynLayer');
IOElement.events = {
onprecreate : function(e) {
var html=[],o = e.getSource();
if (o._hidden) {
if (dynapi.ua.ns4) html = ['<ilayer name="',o._elmID,'"
visibility="hide" width=0 height=0></ilayer>'];
else if (dynapi.ua.ie) html = ['<iframe name="',o._elmID,'"
style="width:0px; height:0px; visibility:hidden"></iframe>']; //style="display:none"
else html = ['<iframe name="',o._elmID,'" style="width:0px;
height:0px; visibility:hidden"></iframe>'];
o.html=html.join('')
o._elmThread=o._elmID;
o._elmBusy[o._elmID]=false;
for(var i=1;i<o._maxThreads;i++){ // setup additional threads
html[1]=o._elmID+'x'+i;
o.html+=html.join('');
o._elmBusy[o._elmID+'x'+i]=false; // flag as not busy
}
}else{
if (dynapi.ua.ns4) o.html = '<layer width='+o.w+'
height='+o.h+' name="'+o._elmID+'" visibility="inherit"></ilayer>';
else o.html = '<iframe name="'+o._elmID+'" width='+o.w+'
height='+o.h+' scrolling="no" frameborder="no" marginwidth=0 marginheight=0
style="overflow:hidden;"></iframe>';
}
},
oncreate : function(e) {
var o = e.getSource();
if (o.getScope()) {
if (o._requestList.length>0) o._doRequest();
}
}
};
p.setTimeout=function(ms){if(!isNaN(ms))this.failTime=ms;}
p.getVariable = function(name) {
return this.getScope()[name];
};
p.getScope = function() {
var scope;
if (dynapi.ua.ns4) scope = this.doc.layers[this._elmThread];
else scope = window.frames[this._elmThread];
if (!scope) return alert('IOElement Error: no load element');
else return scope;
};
p.getCargo=function(){
if(!this._cargoID) return null;
var c=this._requests[this._cargoID][6];
this._requests[this._cargoID][6]=null;
return c;
};
p.isBusy = function(){
for (var i in this._elmBusy){
if (this._elmBusy[i]==false) return false;
};return true
};
p.cancelAll=function(){
this._requests=[];
for (var i in this._elmBusy){
this.elmThread=i;
this._clearScope();
}
}
p.cancel= function(id){
id=(id)? id:this._retryID;
var req=this._requests[id];
if(req){
this._elmBusy[req[4]]=false;
this._requests[id]=null;
this._clearScope()
return true;
}
};
p.retry=function(id){
id=(id)? id:this._retryID;
var req=this._requests[id];
if(req) {
window.setTimeout(this+'._doRequest("'+id+'")',50);
return true;
}
}
p.get = function(url,data,fn,cargo) {
return this._request(url,data,fn,'get',cargo);
};
p.post = function(url,data,fn,cargo) {
return this._request(url,data,fn,'post',cargo);
};
p._request = function(url,data,fn,method,cargo) {
var id = Math.random()+''; // create random load ID to ensure no caching
id = 'io'+id.substring(2);
dynapi.debug.print("IOElement "+method+" request");
if (typeof(url)=="string") this._requests[id] =
[url,data,fn,method,null,null,cargo];
else if (method=="get") {
for (var i=0;i<url.length;i++) { // support loading several files,
attach handler to last file
var src = url[i];
if (i<url.length-1) this._requests[id] =
[src,null,null,method,null,null,cargo];
else this._requests[id] = [src,data,fn,method,null,null];
}
}
this._requestList[this._requestList.length] = id;
window.setTimeout(this+'._doRequest()',20);
return id
};
p._doRequest = function(id) {
if (this.isBusy()) return;
else {
if (this._requestIndex<this._requestList.length-1 || id) {
if(!id){ // direct request - used by the retry() method
this._requestIndex++;
id = this._requestList[this._requestIndex];
}
var r = this._requests[id];
var url = r[0];
var data = r[1];
var fn = r[2];
var method = r[3];
var elm = this._getFreeElm(); if(!elm) return;
r[4]=this._elmThread;
if (url.indexOf('http')!=0) {
if (url.substr(0,1)=='/') url =
'http://'+dynapi.frame.document.domain+url;
else url = dynapi.documentPath+url;
}
url += (url.indexOf('?')==-1)? '?' : '&';
url += 'ioRequestID='+id+'&ioElementID='+this.id;
r[5] =
window.setTimeout(this+'._notify("'+id+'","'+url+'",false)',this.failTime);
if (method=="get" || dynapi.ua.ns4) {
if (data) {
for (var i in data) {
url += '&'+i+'='+escape(data[i]);
}
}
if (dynapi.ua.ns4) elm.src = url;
else elm.document.location.href = url;
}else {
var str = '<html><body><form name="ioDataForm"
action="'+url+'" method="post">';
var i;
if (data) {
for (i in data) {
str += '<input name="'+i+'"
type="hidden">';
}
}
str += '</form></body></html>';
elm.document.open();
elm.document.write(str);
elm.document.close();
var f = elm.document.forms['ioDataForm'];
if (!f) return alert("IOElement Error: no form element
found");
if (f && data) {
for (i in data) {
f[i].value = data[i];
}
}
f.submit();
}
this.invokeEvent("request");
}else {
// finished all
}
}
};
p._clearScope=function(){
var doc=this.getScope().document
if(doc){doc.open();doc.write('');doc.close()}
};
p._getFreeElm= function(){
for (var i in this._elmBusy){
if (this._elmBusy[i]==false){
this._elmThread=i;this._elmBusy[i]=true
return this.getScope()
}
}
};
p._notify = function(id, url, success) {
var fn,req=this._requests[id]; if(!req)return;
var s = (success!=null)? success : true;
if (!this._elmBusy[req[4]] && success) {
if(dprint)dprint('IOElement Error: '+id+' '+this._elmID+' '+url);
return;
}
clearTimeout(req[5]);
this._elmThread=req[4];
fn = (req) ? req[2]:null;
if(!s)this._retryID=id;
this._cargoID=id;
if (fn) {
var e = new DynEvent("load",this);
fn(e, s);
}else{
this.invokeEvent("response",null,s)
}
this._cargoID='';
if(s)this._requests[id] = null;
else this._clearScope();
this._elmBusy[req[4]] = false;
this._doRequest();
};
IOElement.notify = function(elm, fn, success) { // ds: added success parameter to
nicely relay server generated error messages
if (elm) {
var url, id;
if (dynapi.ua.ns4) url = elm.src;
else url = elm.document.location.href;
if (url) {
elm.args = dynapi.functions.getURLArguments(url);
var id = elm.args["ioRequestID"];
var obj = DynObject.all[elm.args["ioElementID"]];
if (obj!=null && id!=null) {
elm.onload = function() {
if (fn) fn(obj); // send obj fn - rmo
obj._notify(id,url, success); // ds: success
};
return obj;
}
else {
return false;
}
}
}
return null;
};
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