Greatly simplified XPCOM plumbing

git-svn-id: http://einaregilsson.googlecode.com/svn/mozilla/redirector/trunk@270 119bf307-c92d-0410-89bd-8f53e6181181

1 files changed, 24 insertions, 94 deletions

diff --git a/components/redirector.component.js b/components/redirector.component.js
index bebae88..6dce455 100644
--- a/components/redirector.component.js
+++ b/components/redirector.component.js
@@ -1,112 +1,42 @@
 //// $Id$

-const CSSB_CONTRACTID = "@einaregilsson.com/redirector;1";

-const CSSB_CID = Components.ID("{b7a7a54f-0581-47ff-b086-d6920cb7a3f7}");

 

-var Cc = Components.classes;

-var Ci = Components.interfaces;

-var Cr = Components.results;

-var nsIContentPolicy = Ci.nsIContentPolicy;

+Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");

+Ci = Components.interfaces;

+Cr = Components.results;

+Cc = Components.classes;

+const loader = Cc["@mozilla.org/moz/jssubscript-loader;1"].getService(Ci.mozIJSSubScriptLoader);

 

 function Redirector() {

 	this.init();

+	this.wrappedJSObject = this;

 }

 

-const loader = Cc["@mozilla.org/moz/jssubscript-loader;1"].getService(Ci.mozIJSSubScriptLoader);

-	

 try {

 	loader.loadSubScript('chrome://redirector/content/code/redirector.prototype.js');

 	loader.loadSubScript('chrome://redirector/content/code/redirect.js');

 	loader.loadSubScript('chrome://redirector/content/code/prefs.js');

 } catch(e) {

-	for (i in e) 

+	for (i in e) {

 		Cc["@mozilla.org/consoleservice;1"].getService(Ci.nsIConsoleService).logStringMessage('REDIRECTOR: Loading Redirector implementation failed: ' + i + e[i]);

+	}

 }

-/*

- * Factory object

- */

-

-var redirectorInstance = null;

-

-const factory = {

-    // nsIFactory interface implementation

-    createInstance: function(outer, iid) {

 

-		if (outer != null) {

-			Components.returnCode = Cr.NS_ERROR_NO_AGGREGATION;

-			return null;

-		}

-	    dump("\n\nCreateInstance:\n");

-        if (!(iid.equals(Ci.nsIContentPolicy) || iid.equals(Ci.nsISupports) || iid.equals(Ci.nsIChannelEventSink))) {

-            Components.returnCode = Cr.NS_ERROR_NO_INTERFACE;          

-            return null;

-        }

-        dump("\n  IID: " + iid);

-        dump("\n");

-        dump("\n  nsIContentPolicy: " + iid.equals(Ci.nsIContentPolicy));

-        dump("\n  nsISupports: " + iid.equals(Ci.nsISupports));

-        dump("\n  nsIChannelEventSink: " + iid.equals(Ci.nsIChannelEventSink));

-        if(!redirectorInstance) {

-            redirectorInstance = new Redirector();

-            redirectorInstance.wrappedJSObject = redirectorInstance;

-        }

-

-        return redirectorInstance;

-    },

-

-    // nsISupports interface implementation

-    QueryInterface: function(iid) {

-        if (iid.equals(Ci.nsISupports) || iid.equals(Ci.nsIModule) || iid.equals(Ci.nsIFactory)) {

-            return this;

-        }

-        Components.returnCode = Cr.NS_ERROR_NO_INTERFACE;          

-        return null;   

-    }

-}

+//Add the xpcom stuff to the prototype

+var xpcomInfo = Redirector.prototype;

+xpcomInfo.classDescription 	= "Redirector Component";

+xpcomInfo.classID 			= Components.ID("{b7a7a54f-0581-47ff-b086-d6920cb7a3f7}");

+xpcomInfo.contractID 		= "@einaregilsson.com/redirector;1";

+xpcomInfo._xpcom_categories = [{category:'content-policy'},{category:'net-channel-event-sinks'}];

+xpcomInfo.QueryInterface 	= XPCOMUtils.generateQI([Ci.nsIContentPolicy, Ci.nsIChannelEventSink]);

+xpcomInfo._xpcom_factory 	= {

+	createInstance: function(outer, iid) {

+		if (outer) throw Cr.NS_ERROR_NO_AGGREGATION;

+		return redirector.QueryInterface(iid);

+	}

+};

 

-Redirector.prototype.QueryInterface = function(iid) {

-    if (iid.equals(Ci.nsISupports) || iid.equals(Ci.nsIChannelEventSink) || iid.equals(Ci.nsIContentPolicy)) {

-        return this;

-    }

-    Components.returnCode = Cr.NS_ERROR_NO_INTERFACE;          

-    return null;   

+function NSGetModule(compMgr, fileSpec) {

+	return XPCOMUtils.generateModule([Redirector]);

 }

 

-/*

- * Module object

- */

-const module = {

-    registerSelf : function(compMgr, fileSpec, location, type) {

-        compMgr = compMgr.QueryInterface(Ci.nsIComponentRegistrar);

-        compMgr.registerFactoryLocation(CSSB_CID, 

-                                        "Redirector content policy",

-                                        CSSB_CONTRACTID,

-                                        fileSpec, location, type);

-        var catman = Cc["@mozilla.org/categorymanager;1"].getService(Ci.nsICategoryManager);

-        catman.addCategoryEntry("net-channel-event-sinks", CSSB_CONTRACTID, CSSB_CONTRACTID, true, true);

-        catman.addCategoryEntry("content-policy", CSSB_CONTRACTID, CSSB_CONTRACTID, true, true);

-    },

-

-    unregisterSelf: function(compMgr, fileSpec, location) {

-        compMgr.QueryInterface(Ci.nsIComponentRegistrar).unregisterFactoryLocation(CSSB_CID, fileSpec);

-        Cc["@mozilla.org/categorymanager;1"].getService(Ci.nsICategoryManager).deleteCategoryEntry("content-policy", CSSB_CONTRACTID, true);

-        Cc["@mozilla.org/categorymanager;1"].getService(Ci.nsICategoryManager).deleteCategoryEntry("net-channel-event-sinks", CSSB_CONTRACTID, true);

-    },

-

-    getClassObject: function(compMgr, cid, iid) {

-	    dump("\nGetClassObject: " + cid + ", iid: " + iid);

-        if (cid.equals(CSSB_CID)) {

-            return factory;

-        }

-

-        Components.returnCode = Cr.NS_ERROR_NOT_REGISTERED;

-        return null;

-    },

-

-    canUnload: function(compMgr) {

-        return true;

-    }

-};

-

-function NSGetModule(comMgr, fileSpec) {

-    return module;

-}
\ No newline at end of file
+const redirector = new Redirector();