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/* ************************************************************************
qooxdoo - the new era of web development
http://qooxdoo.org
Copyright:
2004-2007 1&1 Internet AG, Germany, http://www.1and1.org
License:
LGPL: http://www.gnu.org/licenses/lgpl.html
EPL: http://www.eclipse.org/org/documents/epl-v10.php
See the LICENSE file in the project's top-level directory for details.
Authors:
* Sebastian Werner (wpbasti)
* Andreas Ecker (ecker)
* Carsten Lergenmueller (carstenl)
************************************************************************ */
/* ************************************************************************
#module(dev)
************************************************************************ */
/**
* Retrieve information about global namespace pollution
*/
qx.OO.defineClass("qx.dev.Pollution");
qx.Class.names =
{
"window" : window,
"document" : document,
"body" : document.body
}
qx.Class.ignore =
{
"window" :
[
// qooxdoo
"qx",
// Java
"java",
"sun",
"Packages",
// Firefox
"__firebug__",
"Components",
"controllers",
"sessionStorage",
"globalStorage",
// Firefox extension: Firebug
"console",
// IE
"event",
"offscreenBuffering",
"clipboardData",
"clientInformation",
"Option",
"Image",
"external",
"screenTop",
"screenLeft",
// Standard
"length",
"window",
"document",
"location",
"navigator",
"netscape",
"parent",
"frames",
"top",
"scrollbars",
"name",
"scrollX",
"scrollY",
"self",
"screen",
"history",
"content",
"menubar",
"toolbar",
"locationbar",
"personalbar",
"statusbar",
"directories",
"closed",
"crypto",
"pkcs11",
"opener",
"status",
"defaultStatus",
"innerWidth",
"innerHeight",
"outerWidth",
"outerHeight",
"screenX",
"screenY",
"pageXOffset",
"pageYOffset",
"scrollMaxX",
"scrollMaxY",
"fullScreen",
"frameElement",
"XMLHttpRequest"
],
"document" :
[
"domConfig",
"location",
"compatMode",
"implementation",
"defaultView",
"title",
"body",
"styleSheets",
"documentElement",
"nodeName",
"nodeType",
"firstChild",
"lastChild",
"doctype",
"images",
"applets",
"links",
"forms",
"anchors",
"cookie",
"embeds",
"plugins",
"designMode",
"childNodes"
],
"body" :
[
"textContent",
"innerHTML",
"outerHTML",
"innerText",
"outerText",
"scopeName",
"parentElement",
"tagName",
"filters",
"contentEditable",
"document",
"currentStyle",
"isMultiLine",
"clientHeight",
"clientWidth",
"lastChild",
"firstChild",
"offsetTop",
"offsetLeft",
"offsetWidth",
"offsetHeight",
"tabIndex",
"className",
"attributes",
"previousSibling",
"nextSibling",
"ownerDocument",
"localName",
"childNodes",
"parentNode",
"nodeType",
"nodeName",
"style",
"scrollTop",
"scrollLeft",
"scrollWidth",
"scrollHeight"
]
}
qx.Class.consoleInfo = function(object)
{
var msg = qx.dev.Pollution.getTextList(object);
if (msg) {
alert("Global namespace is polluted by the following unknown objects:\n\n" + msg);
} else {
alert("Global namespace is not polluted by any unknown objects.");
}
}
qx.Class.extract = function(object)
{
var ext = [];
var ign = qx.dev.Pollution.ignore[object];
var clientInfos = qx.core.Client.getInstance();
//IE offers a window[index] access to the frames of a window, i. e.
//for three frame, the window object will have attributes "0", "1" and "2"
if (clientInfos.isMshtml() && (object == "window")){
ign = ign.slice();
for (var frameIndex = 0; frameIndex < window.length; frameIndex++){
ign.push("" + frameIndex);
}
}
var obj = qx.dev.Pollution.names[object];
for (var key in obj)
{
try
{
//MS IE 7 crashes when doing typeof(window.external), catch here
if ( clientInfos.isMshtml() && (clientInfos.getMajor() >= 7)
&& (object == "window") && (key == "external") ) {
continue;
}
// Ignore null or undefined values
if (typeof obj[key] == "undefined" || obj[key] === null) {
continue;
}
// Ignore native code
if (typeof obj[key] == "function" && obj[key].toString().indexOf("[native code]") != -1) {
continue;
}
// Ignore if configured
if (qx.lang.Array.contains(ign, key)) {
continue;
}
}
catch(ex)
{
continue;
}
ext.push({ "key" : key, "value" : obj[key] });
}
return ext;
}
qx.Class.getHtmlTable = function(object)
{
var all = [];
var rowStart = "<tr style='vertical-align:top'><td>";
var cellSplit = "</td><td>";
var rowEnd = "</td></tr>";
all.push("<table>");
var ext = this.extract(object);
for (var i=0; i<ext.length; i++) {
all.push(rowStart + ext[i].key + cellSplit + ext[i].value + rowEnd);
}
all.push("</table>");
return all.join("");
}
qx.Class.getTextList = function(object)
{
var all = [];
var cellSplit = ": ";
var rowEnd = "\n";
var ext = this.extract(object);
for (var i=0; i<ext.length; i++) {
all.push(ext[i].key + cellSplit + ext[i].value + rowEnd);
}
return all.join("");
}
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