Added start of file: protocol.

1999-06-11 01:37:24 +00:00
parent d36475c1f1
commit 89924fa81a
12 changed files with 1030 additions and 0 deletions
--- a/netwerk/protocol/file/src/nsFileProtocolHandler.cpp
+++ b/netwerk/protocol/file/src/nsFileProtocolHandler.cpp
@@ -0,0 +1,158 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#include "nsFileChannel.h"
+#include "nsFileProtocolHandler.h"
+#include "nsIURL.h"
+#include "nsCRT.h"
+#include "nsIComponentManager.h"
+#include "nsIServiceManager.h"
+#include "nsIEventSinkGetter.h"
+#include "nsIProgressEventSink.h"
+
+static NS_DEFINE_CID(kStandardURLCID,            NS_STANDARDURL_CID);
+
+////////////////////////////////////////////////////////////////////////////////
+
+nsFileProtocolHandler::nsFileProtocolHandler() {
+    NS_INIT_REFCNT();
+}
+
+nsFileProtocolHandler::~nsFileProtocolHandler() {
+}
+
+NS_IMPL_ISUPPORTS(nsFileProtocolHandler, nsIProtocolHandler::GetIID());
+
+NS_METHOD
+nsFileProtocolHandler::Create(nsISupports *aOuter, REFNSIID aIID, void **aResult)
+{
+    if (aOuter)
+        return NS_ERROR_NO_AGGREGATION;
+
+    nsFileProtocolHandler* ph = new nsFileProtocolHandler();
+    if (ph == nsnull)
+        return NS_ERROR_OUT_OF_MEMORY;
+    NS_ADDREF(ph);
+    nsresult rv = ph->QueryInterface(aIID, aResult);
+    NS_RELEASE(ph);
+    return rv;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// nsIProtocolHandler methods:
+
+NS_IMETHODIMP
+nsFileProtocolHandler::GetScheme(char* *result)
+{
+    *result = nsCRT::strdup("ftp");
+    if (*result == nsnull)
+        return NS_ERROR_OUT_OF_MEMORY;
+    return NS_OK;
+}
+
+NS_IMETHODIMP
+nsFileProtocolHandler::GetDefaultPort(PRInt32 *result)
+{
+    *result = 21; 
+    return NS_OK;
+}
+
+NS_IMETHODIMP
+nsFileProtocolHandler::MakeAbsolute(const char* aSpec,
+                                   nsIURI* aBaseURI,
+                                   char* *result)
+{
+    // XXX optimize this to not needlessly construct the URL
+
+    nsresult rv;
+    nsIURI* url;
+    rv = NewURI(aSpec, aBaseURI, &url);
+    if (NS_FAILED(rv)) return rv;
+
+    rv = url->GetSpec(result);
+    NS_RELEASE(url);
+    return rv;
+}
+
+NS_IMETHODIMP
+nsFileProtocolHandler::NewURI(const char *aSpec, nsIURI *aBaseURI,
+                             nsIURI **result)
+{
+    nsresult rv;
+
+    // Ftp URLs (currently) have no additional structure beyond that provided by standard
+    // URLs, so there is no "outer" given to CreateInstance 
+
+    nsIURI* url;
+    if (aBaseURI) {
+        rv = aBaseURI->Clone(&url);
+    }
+    else {
+        rv = nsComponentManager::CreateInstance(kStandardURLCID, nsnull,
+                                                nsIURI::GetIID(),
+                                                (void**)&url);
+    }
+    if (NS_FAILED(rv)) return rv;
+
+    rv = url->SetSpec((char*)aSpec);
+    if (NS_FAILED(rv)) {
+        NS_RELEASE(url);
+        return rv;
+    }
+
+    // XXX this is the default port for ftp. we need to strip out the actual
+    // XXX requested port.
+    rv = url->SetPort(21);
+    if (NS_FAILED(rv)) {
+        NS_RELEASE(url);
+        return rv;
+    }
+
+    *result = url;
+    return rv;
+}
+
+NS_IMETHODIMP
+nsFileProtocolHandler::NewChannel(const char* verb, nsIURI* url,
+                                 nsIEventSinkGetter* eventSinkGetter,
+                                 nsIEventQueue* eventQueue,
+                                 nsIChannel* *result)
+{
+    nsresult rv;
+
+    nsIProgressEventSink* eventSink;
+    rv = eventSinkGetter->GetEventSink(verb, nsIProgressEventSink::GetIID(), 
+                                       (nsISupports**)&eventSink);
+    if (NS_FAILED(rv)) return rv;
+
+    nsFileChannel* channel = new nsFileChannel();
+    if (channel == nsnull)
+        return NS_ERROR_OUT_OF_MEMORY;
+    NS_ADDREF(channel);
+
+    rv = channel->Init(url, eventSinkGetter, eventQueue);
+    if (NS_FAILED(rv)) {
+        NS_RELEASE(channel);
+        return rv;
+    }
+
+    *result = channel;
+    return NS_OK;
+}
+
+////////////////////////////////////////////////////////////////////////////////