more changes for simple subscribe. now, it writes out the new newsgroup to the newsrc file, so it will be there when you quit and come back.

mailnews/news/src/nsNewsFolder.cpp

@@ -48,6 +48,7 @@
 #include "nsINntpIncomingServer.h"
 #include "nsINewsDatabase.h"
 #include "nsMsgBaseCID.h"
+#include "nsFileStream.h"
 
 #ifdef DEBUG_seth
 #define DEBUG_NEWS 1
@@ -153,11 +154,10 @@ nsMsgNewsFolder::CreateSubFolders(nsFileSpec &path)
                                 getter_AddRefs(nntpServer));
     if (NS_FAILED(rv)) return rv;
     
-    nsCOMPtr<nsIFileSpec> newsrcFilePath;
-    rv = nntpServer->GetNewsrcFilePath(getter_AddRefs(newsrcFilePath));
+    rv = nntpServer->GetNewsrcFilePath(getter_AddRefs(mNewsrcFilePath));
     if (NS_FAILED(rv)) return rv;
       
-    rv = LoadNewsrcFileAndCreateNewsgroups(newsrcFilePath);
+    rv = LoadNewsrcFileAndCreateNewsgroups();
   }
   else {
 #ifdef DEBUG_NEWS
@@ -453,9 +453,8 @@ NS_IMETHODIMP nsMsgNewsFolder::CreateSubfolder(const char *newsgroupname)
 	// do we need to hash newsgroup name if it is too big?
 	path += newsgroupname;
 	
-#ifdef DEBUG_NEWS
-	printf("echo %s: to the newsrc file\n", newsgroupname);
-#endif
+	rv = AddNewsgroupToNewsrcFile(newsgroupname);
+	if (NS_FAILED(rv)) return rv;
 
 	rv = nsComponentManager::CreateInstance(kCNewsDB, nsnull, nsIMsgDatabase::GetIID(), getter_AddRefs(newsDBFactory));
 	if (NS_SUCCEEDED(rv) && newsDBFactory) {
@@ -990,9 +989,32 @@ NS_IMETHODIMP nsMsgNewsFolder::CreateMessageFromMsgDBHdr(nsIMsgDBHdr *msgDBHdr,
 }
 
 nsresult
-nsMsgNewsFolder::LoadNewsrcFileAndCreateNewsgroups(nsIFileSpec * newsrcFile)
+nsMsgNewsFolder::AddNewsgroupToNewsrcFile(const char *newsgroupname)
 {
-  nsInputFileStream newsrcStream(newsrcFile); 
+	nsresult rv;
+	if (!mNewsrcFilePath) return NS_ERROR_FAILURE; 
+	nsFileSpec newsrcFile;
+	rv = mNewsrcFilePath->GetFileSpec(&newsrcFile);
+	if (NS_FAILED(rv)) return rv;
+
+	nsOutputFileStream newsrcStream(newsrcFile, (PR_WRONLY | PR_CREATE_FILE | PR_APPEND));
+	if (!newsrcStream.is_open()) {
+		return NS_ERROR_FAILURE;
+	}
+	newsrcStream << newsgroupname;
+	newsrcStream << ":";
+	newsrcStream << nsEndl;
+
+	newsrcStream.close();
+	return NS_OK;
+}
+
+nsresult 
+nsMsgNewsFolder::LoadNewsrcFileAndCreateNewsgroups()
+{
+  if (!mNewsrcFilePath) return NS_ERROR_FAILURE;
+
+  nsInputFileStream newsrcStream(mNewsrcFilePath); 
   nsresult rv = NS_OK;
   PRInt32 numread = 0;
 

mailnews/news/src/nsNewsFolder.h

@@ -32,6 +32,7 @@
 #include "nsNewsUtils.h"
 #include "nsMsgLineBuffer.h"
 #include "nsMsgKeySet.h"
+#include "nsCOMPtr.h"
 
 class nsMsgNewsFolder : public nsMsgDBFolder, public nsIMsgNewsFolder, public nsMsgLineBuffer
 {
@@ -94,6 +95,7 @@ public:
   NS_IMETHOD GetPath(nsIFileSpec** aPathName);
 
 protected:
+	nsresult AddNewsgroupToNewsrcFile(const char *newsgroupname);
 	nsresult AbbreviatePrettyName(PRUnichar ** prettyName, PRInt32 fullwords);
 	nsresult ParseFolder(nsFileSpec& path);
 	nsresult CreateSubFolders(nsFileSpec &path);
@@ -104,7 +106,7 @@ protected:
 	//Returns the child as well.
 	nsresult AddSubfolder(nsAutoString name, nsIMsgFolder **child, char *setStr);
 
-  nsresult LoadNewsrcFileAndCreateNewsgroups(nsIFileSpec * newsrcFile);
+  nsresult LoadNewsrcFileAndCreateNewsgroups();
   PRInt32 RememberLine(char *line);
   nsresult ForgetLine(void);
 
@@ -121,6 +123,7 @@ protected:
 	nsISupportsArray *mMessages;
 	char      *mOptionLines;
 	char      *mHostname;
+	nsCOMPtr<nsIFileSpec> mNewsrcFilePath; 
 };
 
 #endif // nsMsgNewsFolder_h__