// VC-HTTP
/*
PROJECT: JDM (Java Dynamic Machine)
PROGRAMMER: G. Patnude
FILE: vc-http/vc-http.js
PURPOSE: HTTP HANDLING...
Includes functions for managing / manipulating:
-- HTTPRequest Object
-- HTTPResponse Object
-- Send / receive files & templates over HTTPRequest
*/
var HTTP = {
version : "0.000a",
id: "HTTP",
name: "HTTP::",
req: new Array(),
res: new Array(),
httpSend: function httpSend(location, handler) {
// START TRACING>...
UTIL.error("httpRequest() for: " + location);
// STORE A COPY OF THE REQUEST...
this.req.push(location);
// NATIVE TO Mozilla-based browsers...
if (window.XMLHttpRequest) {
req = new XMLHttpRequest();
// req.onreadystatechange = handler;
req.onreadystatechange = (handler) ? handler : HTTP.httpParseResult;
req.open("GET", location, true);
req.send(null);
// INTERNET EXPLODER...
} else if (window.ActiveXObject) {
req = new ActiveXObject("Microsoft.XMLHTTP");
if (req) {
// req.onreadystatechange = handler;
req.onreadystatechange = (handler) ? handler : HTTP.httpParseResult;
req.open("GET", location, true);
req.send();
}
}
},
httpInit: function httpInit() {
if (window.XMLHttpRequest) {
req = new XMLHttpRequest();
req.onreadystatechange = httpReceive;
// req.open("GET", location, true);
// req.send(null);
// INTERNET EXPLODER...
} else if (window.ActiveXObject) {
req = new ActiveXObject("Microsoft.XMLHTTP");
if (req) {
req.onreadystatechange = httpReceive;
// req.open("GET", location, true);
// req.send();
}
}
return req;
},
httpReceive: function httpReceive() {
if (req.readyState != 4) {
//UTIL.trace("req.readyState = " + req.readyState); // JWS 6-23-05
return;
} else {
//if (o = UTIL.getObject('REPORTLAYER') != null) {
if (o = UTIL.getObject('REPORTLAYER') != null) {
//REPORTCONTAINER
o.innerHTML = req.responseText;
}
}
return;
},
// FUNCTION TO DYNAMICALLY SUBMIT A COMPLETE FORM...
dmSubmit: function dmSubmit(FRM) {
var request = apps + ""; // &" + jso;
// INITIALIZE THE HTTPREQUEST OBJECT...
req = httpInit();
if ((F = UTIL.getObject(FRM)) != null) {
// LOOP THROUGH THE FORMS COLLECTION OF OBJECTS...
for (var i = 0; i < F.elements.length; i++) {
// GET THE FORM ELEMENT...
FE = F.elements[i];
// INITIALIZE THE httpRequest OBJECT...
try {
var fname = FE.name;
var fvalue = FE.value;
req.setRequestHeader (fname, fvalue);
request += "&" + fname + "=" + fvalue;
request = request +"&" + fname + "=" + fvalue;
} catch (e) {
UTIL.error(e);
//alert("error occured " + e.toString());
}
}
// SEND THE HTTP REQUEST...
req.onreadystatechange = httpReceive;
req.open("GET", location, true);
if (window.ActiveXObject) {
req.send();
return true;
} else {
req.send(null);
return true;
}
}
},
// UPDATES THE CURRENTLY EDITED RECORD...
update:function update(r, c) {
UTIL.trace("RS.save(r, c) --> " + r + ", " + c);
if ((o = UTIL.getObject(r + ":"+ c)) != null) {
var params = new Object();
params.table_name = SC.SCHEMA[c].table_name;
params.id = RS.RECORDSET[r].id;
params.column_name = SC.SCHEMA[c].column_name;
if (SC.SCHEMA[c].lookup == true) {
var sel = UTIL.getObject(SC.SCHEMA[c].column_name);
params.value = sel[sel.selectedIndex].value;
} else {
params.value = o.value;
}
// NOW MAKE A REQUEST OBJECT...
var jso = new Object("DATA=[" + JSON.stringify(params) + "]");
var request = apps + "?q=update&" + jso;
UTIL.trace("UPDATE PARAMS: " + request);
httpRequest(request);
return true;
} else {
UTIL.trace("RS.save(r, c) --> Can't seem to locate the object:" + r + ":" + c);
}
return false;
},
// FUNCTION TO PARSE THE RESULTING JSON OBJECT...
httpParseResult: function httpParseResult() {
// INITIALIZE THE TRACE...
UTIL.trace(this.name + "httpParseResult(I) --> Incoming data !!!");
// UTIL.clear("ERROR");
// UTIL.clear("TRACE");
if (req.readyState != 4) {
return;
} else {
var starttime = Date(Date.UTC(new Date()));
response = req.responseText;
JSDO = JSON.parse(response);
// UTIL.trace(req.responseText);
// UTIL.trace("HTTPRESPONSE: -->>
" + response);
// UTIL.trace("JSDO:" + JSDO);
for (set in JSDO) {
switch (set) {
case "TREE":
TREE.process(JSDO.TREE);
break;
case "LOOKUP":
SC.processlookupdata(JSDO.LOOKUP);
break;
case "SCHEMA":
SC.map(JSDO.SCHEMA);
break;
case 'DD' :
if (d = DOM.getnode('DD')) {
d.innerHTML = JRL.format(JSDO[set]);
}
break;
default:
break;
}
}
// SECONDARY PROCESSING...
for (set in JSDO) {
switch (set) {
case "RECORDSET":
// UTIL.clear("DISP");
// UTIL.clear("ADD");
// UTIL.clear("ADDITEM");
// RS.format(JSDO.RECORDSET);
// if ((obj = UTIL.getObject(JSDO.TARGET)) != null) {
// if ((obj = UTIL.getObject("RECORDSET")) != null) {
if ((obj = UTIL.getObject("LAYOUT")) != null) {
var w = DOM.createnode('DIV', set);
// CREATE A TABLE CONTAINER FOR THE CONTENTS OF THE WIZARD CONTROL...
w.innerHTML = RS.init(JSDO.RECORDSET);
// ADD THE TABLE TO THE DOM...
DOM.addnode('LAYOUT', w);
// NUKED::obj.innerHTML = JRL.format(JSDO.RECORDSET);
if (JSDO.PAGING) {
//alert(PAGING.init(JSDO.PAGING, DOM.getnode(set)));
w.innerHTML += PAGING.init(JSDO.PAGING, set.toUpperCase());
//DOM.addnode(set.toUpperCase(), PAGING.init(JSDO.PAGING, set.toUpperCase()));
}
} else {
UTIL.trace("I can't seem to get a handle on the DISPLAY Object...");
}
break;
case "RESPONSE":
if ((obj = UTIL.getObject("TRACE")) != null) {
// obj.innerHTML = JSDO.RESPONSE;
}
break;
case "PAGING":
// UTIL.warn("CONSTRUCTOR = eval (" + set + ".init(JSDO[" + set + "])");
//PAGING.init(JSDO[set]);
break;
case "IFCONFIG":
if ((obj = UTIL.getObject(set)) != null) {
ifConfig(JSDO.IFCONFIG);
}
break;
case "CLICKTRACK":
if ((obj = UTIL.getObject(set)) != null) {
CLICKTRACKING = eval(JSDO.CLICKTRACK);
}
break;
case "USERNAME":
if ((obj = UTIL.getObject(set)) != null) {
obj.innerHTML = JSDO.USERNAME;
}
break;
case "CSS":
if ((obj = UTIL.getObject(set)) != null) {
var lnk = "";
obj.innerHTML = lnk;
}
break;
case "LOGO":
if ((obj = UTIL.getObject(set)) != null) {
var logo = loadPage(templates + "/images/" + JSDO.LOGO);
obj.innerHTML = JSDO.LOGO;
}
break;
case "SIDEBAR":
if ((obj = UTIL.getObject(set)) != null) {
switch (JSDO[SIDEBAR]) {
case true:
loadSidebar(templates + "/dvc/new-sidebar.php");
SwitchMenu('SBAPPS');
break;
case false:
obj.innerHTML = "";
SwitchMenu('SBSEARCH');
break;
default:
loadSidebar(templates + "/dvc/new-sidebar.php");
if (UTIL.getObject("SBRELATED") != null) {
SwitchMenu('SBRELATED');
}
break;
}
}
break;
case "SBIMAGE":
if ((obj = UTIL.getObject(set)) != null) {
obj.innerHTML = "
";
}
break;
case "SBSETTINGS":
var sbsettings = "";
for (sbs in JSDO.SBSETTINGS) {
var key = JSDO.SBSETTINGS[sbs].key;
var val = JSDO.SBSETTINGS[sbs].value;
sbsettings += dmListItems(dmHref(apps + "?q=submenu&ITEM=" + key + "", val));
}
sbsettings = dmList(sbsettings);
if ((obj = UTIL.getObject("ERROR")) != null) {
obj.innerHTML = sbsettings;
}
break;
case "SEARCH":
if ((obj = UTIL.getObject(set)) != null) {
obj.innerHTML = JSDO.SEARCH;
}
break;
case "LINKS":
if ((obj = UTIL.getObject(set)) != null) {
obj.innerHTML = JSDO.LINKS;
}
break;
case "RELATED":
if ((obj = UTIL.getObject(set)) != null) {
obj.innerHTML = JSDO.RELATED;
}
break;
case "DASHBOARD":
// UTIL.trace("Response data:" + JSDO.DASHBOARD);
// DASH.redraw(JSDO.DASHBOARD);
//* if ((obj = UTIL.getObject(set)) != null) {
// if ((obj = UTIL.getObject("LAYOUT")) != null) {
if ((obj = UTIL.getObject("PLOT")) != null) {
// obj.innerHTML = JSDO.DASHBOARD;
obj.innerHTML = DASH.redraw(JSDO.DASHBOARD);
}
break;
case "APPTITLE":
if ((obj = UTIL.getObject(set)) != null) {
obj.innerHTML = JSDO.APPTITLE;
}
break;
case "MODTITLE":
if ((obj = UTIL.getObject(set)) != null) {
obj.innerHTML = JSDO.MODTITLE;
}
break;
case "HELPLINK":
if ((obj = UTIL.getObject(set)) != null) {
obj.innerHTML = JSDO.HELPLINK;
}
break;
case "MAINMENU":
if ((obj = UTIL.getObject(set)) != null) {
var mainmenu = "";
for (lis in JSDO.MAINMENU) {
var menutitle = JSDO.MAINMENU[lis].menutitle;
var oid = JSDO.MAINMENU[lis].oid;
mainmenu += dmListItems(dmHref(apps + "?q=submenu&ITEM=" + oid + "", menutitle));
}
mainmenu = dmList(mainmenu);
obj.innerHTML = mainmenu;
}
break;
case "DDMENU":
alert(set);
if ((obj = UTIL.getObject(set)) != null) {
// UTIL.trace(JSDO.DDMENU);
// MENU.getsubmenu(JSDO.DDMENU);
obj.innerHTML = MENU.init(JSDO.DDMENU);
// var X = WORK.loop(JSDO.DDMENU, MENU.newMenu('MASTERMENU'));
// print(ZZ);
}
break;
case "VIEW":
if ((o = UTIL.getObject('POP')) != null) {
RS.VIEW = RS.map(JSDO.VIEW);
o.style.visibility = 'visible';
if ((p = UTIL.getObject('DETAIL')) != null) {
p.innerHTML = GRID.init(RS.VIEW, 'DETAIL');
// p.innerHTML = RS.format(JSDO.DETAIL);
}
}
break;
case "EDIT":
if ((o = UTIL.getObject('POP')) != null) {
o.style.visibility = 'visible';
RS.EDIT = RS.map(JSDO.EDIT);
if ((p = UTIL.getObject('DETAIL')) != null) {
p.innerHTML = RS.add('EDIT');
// p.innerHTML = RS.format(JSDO.DETAIL);
}
}
break;
case "GLUE":
if ((o = UTIL.getObject('POP')) != null) {
o.style.visibility = 'visible';
RS.GLUE = RS.map(JSDO.GLUE);
if ((p = UTIL.getObject('DETAIL')) != null) {
p.innerHTML = RS.formatglue(RS.GLUE);
// p.innerHTML = RS.format(JSDO.DETAIL);
}
}
break;
case "DATETIME":
// RS.format(JSDO.RECORDSET);
if ((obj = UTIL.getObject(set)) != null) {
// UTIL.trace(JSDO.DDMENU);
// RS.format(JSDO.RECORDSET);
obj.innerHTML = RS.format(JSDO.DATETIME);
}
break;
case "INITTAB" :
// alert("Initialize the current tab ???");
Widget.f_activate_tab(CURRENT_TAB);
break;
default:
// /*
// ACTIVATE THE CURRENT TAB IF IT IS SOMETHING OTHER THAN THE BASE (INFO) TAB...
// (CURRENT_TAB > 0) ? Widget.f_activate_tab(CURRENT_TAB): null;
if ((obj = UTIL.getObject(set.toUpperCase())) != null) {
var arr = JSDO[set];
UTIL.trace("DEFAULT --> Generating grid control...");
// obj.innerHTML = RS.format((arr.length > 0) ? arr : new Array(eval('JSDO.' + set)));
obj.innerHTML = "No data...";
var NEWGRID = GRID.init((arr.length > 0) ? arr : new Array(eval(JSDO[set])), set.toUpperCase());
obj.innerHTML = NEWGRID;
// DID THE SERVER SPECIFY THAT WE NEED TO IMPLEMENT A PAGING SCHEME ? ? ?
if (JSDO.PAGING) {
//alert("HTTP Called Inside Paging Conditional: Test for paging...");
//alert(JSDO.PAGING.toString());
PAGING.init(JSDO.PAGING, set.toUpperCase());
// obj.innerHTML += PAGING.init(JSDO.PAGING, set.toUpperCase());
// DOM.addnode(set.toUpperCase(), PAGING.init(JSDO.PAGING, set.toUpperCase()));
//alert(PAGING.init(JSDO["PAGING"]));
}
//alert("HTTP Called: Test for paging...");
} else if ((obj = UTIL.getObject("ERROR")) != null) {
// obj.innerHTML = response;
}
// */
// print(XX);
break;
} // ENDSWITCH...
} // ENDFOR...
/*
if (window.location.hostname == "webdev.datamosaics.com") {
if ((obj = UTIL.getObject("ERROR")) != null) {
obj.innerHTML = response;
}
}
*/
// FUNCTION CALL TO THE SCHEMA TO LOCATE AND RETRIEVE ANY SUPPORTING LOOKUP TABLE DATA...
// SC.checkforlookuptables();
}
var stoptime = Date(Date.UTC(new Date()));
var delta = Date.parse((stoptime)) - Date.parse((starttime));
UTIL.trace("TOTAL INTERNAL PROCESSING TIME:" + delta);
},
httpRequest: function httpRequest(location) {
// CLEAR SPECIFICED PORTIONS OF THE DISPLAY...
// UTIL.clear("DISP");
// UTIL.clear("ERROR");
// UTIL.clear("TRACE");
// START TRACING>...
// UTIL.error("httpRequest() for: " + location);
// NATIVE TO Mozilla-based browsers...
if (window.XMLHttpRequest) {
req = new XMLHttpRequest();
req.onreadystatechange = HTTP.httpParseResult;
req.open("GET", location, true);
req.send(null);
// INTERNET EXPLODER...
} else if (window.ActiveXObject) {
req = new ActiveXObject("Microsoft.XMLHTTP");
if (req) {
req.onreadystatechange = HTTP.httpParseResult;
req.open("GET", location, true);
req.send();
}
}
}
// EOF...
}