Fix gitignore

src/drivers/webextension/.gitignore

@@ -1,6 +1,7 @@
+/apps.json
 /images/icons/*
 /images/icons/converted/*
-/js/*
+/js/wappalyzer.js
 /node_modules
 
 !.gitkeep

src/drivers/webextension/apps.json

@@ -1 +0,0 @@
-../../apps.json

src/drivers/webextension/js/jsontodom.js

@@ -0,0 +1,63 @@
+jsonToDOM.namespaces = {
+	html: "http://www.w3.org/1999/xhtml",
+	xul: "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+};
+
+jsonToDOM.defaultNamespace = jsonToDOM.namespaces.html;
+
+function jsonToDOM(jsonTemplate, doc, nodes) {
+	function namespace(name) {
+		var reElemNameParts = /^(?:(.*):)?(.*)$/.exec(name);
+		return { namespace: jsonToDOM.namespaces[reElemNameParts[1]], shortName: reElemNameParts[2] };
+	}
+
+	// Note that 'elemNameOrArray' is: either the full element name (eg. [html:]div) or an array of elements in JSON notation
+	function tag(elemNameOrArray, elemAttr) {
+		// Array of elements?  Parse each one...
+		if (Array.isArray(elemNameOrArray)) {
+			var frag = doc.createDocumentFragment();
+			Array.prototype.forEach.call(arguments, function(thisElem) {
+				frag.appendChild(tag.apply(null, thisElem));
+			});
+			return frag;
+		}
+
+		// Single element? Parse element namespace prefix (if none exists, default to defaultNamespace), and create element
+		var elemNs = namespace(elemNameOrArray);
+		var elem = doc.createElementNS(elemNs.namespace || jsonToDOM.defaultNamespace, elemNs.shortName);
+
+		// Set element's attributes and/or callback functions (eg. onclick)
+		for (var key in elemAttr) {
+			var val = elemAttr[key];
+			if (nodes && key == "key") {
+				nodes[val] = elem;
+				continue;
+			}
+
+			var attrNs = namespace(key);
+			if (typeof val == "function") {
+				// Special case for function attributes; don't just add them as 'on...' attributes, but as events, using addEventListener
+				elem.addEventListener(key.replace(/^on/, ""), val, false);
+			}
+			else {
+				// Note that the default namespace for XML attributes is, and should be, blank (ie. they're not in any namespace)
+				elem.setAttributeNS(attrNs.namespace || "", attrNs.shortName, val);
+			}
+		}
+
+		// Create and append this element's children
+		var childElems = Array.prototype.slice.call(arguments, 2);
+		childElems.forEach(function(childElem) {
+			if (childElem != null) {
+				elem.appendChild(
+					childElem instanceof doc.defaultView.Node ? childElem :
+						Array.isArray(childElem) ? tag.apply(null, childElem) :
+						doc.createTextNode(childElem));
+			}
+		});
+
+		return elem;
+	}
+
+	return tag.apply(null, jsonTemplate);
+}