fix for #36663. make it so when you run a news://host/group url to autosubscribe, a new messenger window opens up. eventually I'll heed the 4.x pref for

this, so that it will open in an existing messenger window.

mailnews/base/build/Makefile.in

@@ -53,6 +53,7 @@ EXTRA_DSO_LDOPTS = \
 		$(MOZ_TIMER_LIBS) \
 		-L$(DIST)/bin \
 		$(EXTRA_DSO_LIBS) \
+		$(MOZ_JS_LIBS) \
 		$(MOZ_COMPONENT_LIBS) \
 		$(NULL)
 

mailnews/base/build/makefile.win

@@ -39,6 +39,7 @@ CPP_OBJS=									\
 
 LLIBS=										\
 			$(DIST)\lib\xpcom.lib			\
+			$(DIST)\lib\js32$(VERSION_NUMBER).lib \
 			$(DIST)\lib\msgbsutl.lib		\
 			$(DIST)\lib\msgbase_s.lib		\
 			$(DIST)\lib\msgsearch_s.lib		\

mailnews/base/build/nsMsgBaseCID.h

@@ -240,6 +240,11 @@
   "component://netscape/appshell/component/messenger"
 #define NS_MAILSTARTUPHANDLER_PROGID \
   "component://netscape/commandlinehandler/general-startup-mail"
+#define NS_MESSENGERWINDOWSERVICE_PROGID \
+  "component://netscape/messenger/windowservice"
+#define NS_MESSENGERWINDOWSERVICE_CID \
+{ 0xa01b6724, 0x1dd1, 0x11b2, \
+  {0xaa, 0xb9, 0x82,0xf2, 0x4c,0x59, 0x5f, 0x41} }
 
 //
 // nsMessenger

mailnews/base/build/nsMsgFactory.cpp

@@ -117,6 +117,10 @@ static nsModuleComponentInfo gComponents[] = {
       NS_MESSENGERBOOTSTRAP_PROGID,
       nsMessengerBootstrapConstructor,
     },
+    { "Netscape Messenger Window Service", NS_MESSENGERWINDOWSERVICE_CID,
+      NS_MESSENGERWINDOWSERVICE_PROGID,
+      nsMessengerBootstrapConstructor,
+	},
     { "Mail Startup Handler", NS_MESSENGERBOOTSTRAP_CID,
       NS_MAILSTARTUPHANDLER_PROGID,
       nsMessengerBootstrapConstructor,

mailnews/base/public/Makefile.in

@@ -72,6 +72,7 @@ XPIDLSRCS	= \
 		nsIIncomingServerListener.idl \
 		nsIMsgHdr.idl \
 		nsIMessengerMigrator.idl	\
+		nsIMessengerWindowService.idl	\
 		nsIMsgStringService.idl		\
 		nsIMsgViewNavigationService.idl \
 		nsIMsgPrintEngine.idl \

mailnews/base/public/makefile.win

@@ -33,6 +33,7 @@ XPIDLSRCS =								\
 		.\nsIMsgAccount.idl				\
 		.\nsIMsgAccountManager.idl		\
 		.\nsIMessengerMigrator.idl		\
+		.\nsIMessengerWindowService.idl		\
 		.\nsIMsgFolder.idl				\
 		.\nsIMsgFolderCache.idl			\
 		.\nsIMsgFolderCacheElement.idl	\

mailnews/base/src/nsMessengerBootstrap.cpp

@@ -29,7 +29,12 @@
 #include "nsIMsgMailSession.h"
 #include "nsIMsgFolderCache.h"
 #include "nsIPref.h"
+#include "nsIDOMWindow.h"
+#include "nsIAppShellService.h"
+#include "nsAppShellCIDs.h"
+#include "nsIURI.h"
 
+static NS_DEFINE_CID(kAppShellServiceCID, NS_APPSHELL_SERVICE_CID);
 static NS_DEFINE_CID(kCMsgMailSessionCID, NS_MSGMAILSESSION_CID); 
 static NS_DEFINE_CID(kMsgAccountManagerCID, NS_MSGACCOUNTMANAGER_CID);
 static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
@@ -37,7 +42,7 @@ static NS_DEFINE_CID(kPrefServiceCID, NS_PREF_CID);
 
 NS_IMPL_THREADSAFE_ADDREF(nsMessengerBootstrap);
 NS_IMPL_THREADSAFE_RELEASE(nsMessengerBootstrap);
-NS_IMPL_QUERY_INTERFACE2(nsMessengerBootstrap, nsIAppShellComponent, nsICmdLineHandler);
+NS_IMPL_QUERY_INTERFACE3(nsMessengerBootstrap, nsIAppShellComponent, nsICmdLineHandler, nsIMessengerWindowService);
 
 nsMessengerBootstrap::nsMessengerBootstrap()
 {
@@ -101,3 +106,57 @@ NS_IMETHODIMP nsMessengerBootstrap::GetChromeUrlForTask(char **aChromeUrlForTask
     return NS_OK; 
 }
 
+// Utility function to open a messenger window and pass an argument string to it.
+static nsresult openWindow( const PRUnichar *chrome, const PRUnichar *args ) {
+    nsCOMPtr<nsIDOMWindow> hiddenWindow;
+    JSContext *jsContext;
+    nsresult rv;
+    NS_WITH_SERVICE( nsIAppShellService, appShell, kAppShellServiceCID, &rv )
+    if ( NS_SUCCEEDED( rv ) ) {
+        rv = appShell->GetHiddenWindowAndJSContext( getter_AddRefs( hiddenWindow ),
+                                                    &jsContext );
+        if ( NS_SUCCEEDED( rv ) ) {
+            // Set up arguments for "window.openDialog"
+            void *stackPtr;
+            jsval *argv = JS_PushArguments( jsContext,
+                                            &stackPtr,
+                                            "WssW",
+                                            chrome,
+                                            "_blank",
+                                            "chrome,dialog=no,all",
+                                            args );
+            if ( argv ) {
+                nsCOMPtr<nsIDOMWindow> newWindow;
+                rv = hiddenWindow->OpenDialog( jsContext,
+                                               argv,
+                                               4,
+                                               getter_AddRefs( newWindow ) );
+                JS_PopArguments( jsContext, stackPtr );
+            }
+        }
+    }
+    return rv;
+}
+
+NS_IMETHODIMP nsMessengerBootstrap::OpenMessengerWindowWithUri(nsIURI *aURI)
+{
+	nsresult rv;
+
+	nsXPIDLCString args;
+	nsXPIDLCString chromeurl;
+
+	if (!aURI) return NS_ERROR_FAILURE;
+
+	rv = aURI->GetSpec(getter_Copies(args));
+	if (NS_FAILED(rv)) return rv;
+
+	rv = GetChromeUrlForTask(getter_Copies(chromeurl));
+	if (NS_FAILED(rv)) return rv;
+
+	// we need to use the "mailnews.reuse_thread_window2" pref
+	// to determine if we should open a new window, or use an existing one.
+	rv = openWindow(nsString(chromeurl).GetUnicode(),nsString(args).GetUnicode());
+	if (NS_FAILED(rv)) return rv;
+
+	return NS_OK;
+}

mailnews/base/src/nsMessengerBootstrap.h

@@ -29,6 +29,7 @@
 #include "nsIAppShellService.h"
 #include "nsIAppShellComponent.h"
 #include "nsICmdLineHandler.h"
+#include "nsIMessengerWindowService.h"
 
 #define NS_MESSENGERBOOTSTRAP_CID                 \
 { /* 4a85a5d0-cddd-11d2-b7f6-00805f05ffa5 */      \
@@ -36,7 +37,7 @@
   {0xb7, 0xf6, 0x00, 0x80, 0x5f, 0x05, 0xff, 0xa5}}
 
 
-class nsMessengerBootstrap : public nsIAppShellComponent, public nsICmdLineHandler {
+class nsMessengerBootstrap : public nsIAppShellComponent, public nsICmdLineHandler, public nsIMessengerWindowService {
   
 public:
   nsMessengerBootstrap();
@@ -45,6 +46,7 @@ public:
   NS_DECL_ISUPPORTS  
   NS_DECL_NSIAPPSHELLCOMPONENT
   NS_DECL_NSICMDLINEHANDLER
+  NS_DECL_NSIMESSENGERWINDOWSERVICE
   CMDLINEHANDLER_REGISTERPROC_DECLS
   
 };

mailnews/compose/src/nsMsgComposeService.cpp

@@ -353,19 +353,15 @@ NS_IMETHODIMP nsMsgComposeService::HandleContent(const char * aContentType, cons
                                                 const char * aWindowTarget, nsISupports * aWindowContext, nsIChannel * aChannel)
 {
   nsresult rv = NS_OK;
-  if (aChannel)
-  {
-    // First of all, get the content type and make sure it is a content type we know how to handle!
-    if (nsCRT::strcasecmp(aContentType, "x-application-mailto") == 0)
-    {
+  if (!aChannel) return NS_ERROR_NULL_POINTER;
+
+  // First of all, get the content type and make sure it is a content type we know how to handle!
+  if (nsCRT::strcasecmp(aContentType, "x-application-mailto") == 0) {
       nsCOMPtr<nsIURI> aUri;
       rv = aChannel->GetURI(getter_AddRefs(aUri));
       if (aUri)
          rv = OpenComposeWindowWithURI(nsnull, aUri);
-    }
   }
-  else
-    rv = NS_ERROR_NULL_POINTER;
 
   return rv;
 }

mailnews/news/build/nsMsgNewsFactory.cpp

@@ -45,6 +45,8 @@
 #include "nsNNTPNewsgroupList.h"
 #include "nsNNTPArticleList.h"
 #include "nsNNTPHost.h"
+#include "nsIContentHandler.h"
+#include "nsCURILoader.h"
 
 NS_GENERIC_FACTORY_CONSTRUCTOR(nsNntpUrl)
 NS_GENERIC_FACTORY_CONSTRUCTOR(nsNntpService)
@@ -93,6 +95,10 @@ static nsModuleComponentInfo components[] =
     NS_NNTPSERVICE_CID,
     NS_SNEWSPROTOCOLHANDLER_PROGID,
     nsNntpServiceConstructor },
+  { "newsgroup content handler",
+    NS_NNTPSERVICE_CID,
+    NS_CONTENT_HANDLER_PROGID_PREFIX"x-application-newsgroup",
+    nsNntpServiceConstructor },
   { "News Folder Resource",
     NS_NEWSFOLDERRESOURCE_CID,
     NS_NEWSFOLDERRESOURCE_PROGID,

mailnews/news/src/nsNNTPProtocol.cpp

@@ -1062,20 +1062,18 @@ nsresult nsNNTPProtocol::ParseURL(nsIURI * aURL, PRBool * bValP, char ** aGroup,
 								  char ** aCommandSpecificData)
 {
 	PRInt32 status = 0;
-	char *fullPath = 0;
+	nsXPIDLCString fullPath;
 	char *group = 0;
     char *message_id = 0;
     char *command_specific_data = 0;
 	char * s = 0;
 
 	// get the file path part and store it as the group...
-	aURL->GetPath(&fullPath);
-	if (fullPath && *fullPath == '/')
-		group = PL_strdup(fullPath+1); 
+	aURL->GetPath(getter_Copies(fullPath));
+	if ((const char *)fullPath && ((*(const char *)fullPath) == '/'))
+		group = PL_strdup((const char *)fullPath+1); 
 	else
-		group = PL_strdup(fullPath);
-
-	nsAllocator::Free(fullPath);
+		group = PL_strdup((const char *)fullPath);
 
 	// more to do here, but for now, this works.
 	// only escape if we are doing a search
@@ -5049,3 +5047,14 @@ nsNNTPProtocol::SetProgressStatus(char *message)
         }
         PR_FREEIF(progressMsg);
 }
+
+NS_IMETHODIMP nsNNTPProtocol::GetContentType(char * *aContentType)
+{	
+	if ((const char *)m_currentGroup && nsCRT::strlen((const char *)m_currentGroup)) {
+		*aContentType = nsCRT::strdup("x-application-newsgroup");
+	}
+	else {
+		*aContentType = nsCRT::strdup("message/rfc822");
+	}
+	return NS_OK;
+}

mailnews/news/src/nsNNTPProtocol.h

@@ -161,6 +161,7 @@ public:
 	char * m_ProxyServer;		/* proxy server hostname */
 
 	NS_IMETHOD Cancel(nsresult status);  // handle stop button
+	NS_IMETHOD GetContentType(char * *aContentType);
 
   nsresult LoadUrl(nsIURI * aURL, nsISupports * aConsumer);
 

mailnews/news/src/nsNntpService.cpp

@@ -53,6 +53,7 @@
 #include "nsICmdLineHandler.h"
 #include "nsICategoryManager.h"
 #include "nsIDocShell.h"
+#include "nsIMessengerWindowService.h"
 
 #undef GetPort  // XXX Windows!
 #undef SetPort  // XXX Windows!
@@ -84,12 +85,13 @@ nsNntpService::~nsNntpService()
 NS_IMPL_THREADSAFE_ADDREF(nsNntpService);
 NS_IMPL_THREADSAFE_RELEASE(nsNntpService);
 
-NS_IMPL_QUERY_INTERFACE5(nsNntpService,
+NS_IMPL_QUERY_INTERFACE6(nsNntpService,
                          nsINntpService,
                          nsIMsgMessageService,
                          nsIProtocolHandler,
                          nsIMsgProtocolInfo,
-                         nsICmdLineHandler)
+                         nsICmdLineHandler,
+						 nsIContentHandler)
 
 ////////////////////////////////////////////////////////////////////////////////////////
 // nsIMsgMessageService support
@@ -1349,3 +1351,27 @@ NS_IMETHODIMP nsNntpService::GetChromeUrlForTask(char **aChromeUrlForTask)
     return NS_OK; 
 }
 
+
+
+NS_IMETHODIMP 
+nsNntpService::HandleContent(const char * aContentType, const char * aCommand, const char * aWindowTarget, nsISupports * aWindowContext, nsIChannel * aChannel)
+{
+  nsresult rv = NS_OK;
+  if (!aChannel) return NS_ERROR_NULL_POINTER;
+
+  if (nsCRT::strcasecmp(aContentType, "x-application-newsgroup") == 0) {
+      nsCOMPtr<nsIURI> uri;
+      rv = aChannel->GetURI(getter_AddRefs(uri));
+	  if (NS_FAILED(rv)) return rv;
+
+      if (uri) { 	
+		nsCOMPtr <nsIMessengerWindowService> messengerWindowService = do_GetService(NS_MESSENGERWINDOWSERVICE_PROGID,&rv);
+		if (NS_FAILED(rv)) return rv;
+
+		rv = messengerWindowService->OpenMessengerWindowWithUri(uri);
+		if (NS_FAILED(rv)) return rv;
+	  }
+  }
+
+  return rv;
+}

mailnews/news/src/nsNntpService.h

@@ -35,6 +35,7 @@
 #include "nsINntpUrl.h"
 #include "nsICmdLineHandler.h"
 #include "nsCOMPtr.h"
+#include "nsIContentHandler.h"
 
 class nsIURI;
 class nsIUrlListener;
@@ -43,7 +44,8 @@ class nsNntpService : public nsINntpService,
                       public nsIMsgMessageService,
                       public nsIProtocolHandler,
                       public nsIMsgProtocolInfo,
-                      public nsICmdLineHandler
+                      public nsICmdLineHandler,
+					  public nsIContentHandler
 {
 public:
 
@@ -53,6 +55,7 @@ public:
   NS_DECL_NSIPROTOCOLHANDLER
   NS_DECL_NSIMSGPROTOCOLINFO
   NS_DECL_NSICMDLINEHANDLER
+  NS_DECL_NSICONTENTHANDLER
   
   // nsNntpService
   nsNntpService();