Mac content shell: HTTP auth.

content/shell/shell_login_dialog.cc

+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "content/shell/shell_login_dialog.h"
+
+#include "base/bind.h"
+#include "base/logging.h"
+#include "base/utf_string_conversions.h"
+#include "content/public/browser/browser_thread.h"
+#include "content/public/browser/resource_dispatcher_host.h"
+#include "net/base/auth.h"
+#include "net/url_request/url_request.h"
+#include "ui/base/text/text_elider.h"
+
+namespace content {
+
+ShellLoginDialog::ShellLoginDialog(
+    net::AuthChallengeInfo* auth_info,
+    net::URLRequest* request) : auth_info_(auth_info),
+                                request_(request) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
+  BrowserThread::PostTask(
+      BrowserThread::UI, FROM_HERE,
+      base::Bind(&ShellLoginDialog::PrepDialog, this,
+                 ASCIIToUTF16(auth_info->challenger.ToString()),
+                 UTF8ToUTF16(auth_info->realm)));
+}
+
+ShellLoginDialog::~ShellLoginDialog() {
+  // Cannot post any tasks here; this object is going away and cannot be
+  // referenced/dereferenced.
+}
+
+void ShellLoginDialog::OnRequestCancelled() {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
+  BrowserThread::PostTask(
+      BrowserThread::UI, FROM_HERE,
+      base::Bind(&ShellLoginDialog::PlatformRequestCancelled, this));
+}
+
+void ShellLoginDialog::PrepDialog(const string16& host,
+                                  const string16& realm) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  // The realm is controlled by the remote server, so there is no reason to
+  // believe it is of a reasonable length.
+  string16 elided_realm;
+  ui::ElideString(realm, 120, &elided_realm);
+
+  string16 explanation =
+      ASCIIToUTF16("The server ") + host +
+      ASCIIToUTF16(" requires a username and password.");
+
+  if (!elided_realm.empty()) {
+    explanation += ASCIIToUTF16(" The server says: ");
+    explanation += elided_realm;
+    explanation += ASCIIToUTF16(".");
+  }
+
+  PlatformCreateDialog(explanation);
+}
+
+void ShellLoginDialog::UserAcceptedAuth(const string16& username,
+                                        const string16& password) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  BrowserThread::PostTask(
+      BrowserThread::IO, FROM_HERE,
+      base::Bind(&ShellLoginDialog::SendAuthToRequester, this,
+                 true, username, password));
+}
+
+void ShellLoginDialog::UserCancelledAuth() {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  BrowserThread::PostTask(
+      BrowserThread::IO, FROM_HERE,
+      base::Bind(&ShellLoginDialog::SendAuthToRequester, this,
+                 false, string16(), string16()));
+  BrowserThread::PostTask(
+      BrowserThread::UI, FROM_HERE,
+      base::Bind(&ShellLoginDialog::PlatformCleanUp, this));
+}
+
+void ShellLoginDialog::SendAuthToRequester(bool success,
+                                           const string16& username,
+                                           const string16& password) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
+  if (success)
+    request_->SetAuth(net::AuthCredentials(username, password));
+  else
+    request_->CancelAuth();
+  ResourceDispatcherHost::Get()->ClearLoginDelegateForRequest(request_);
+
+  BrowserThread::PostTask(
+      BrowserThread::UI, FROM_HERE,
+      base::Bind(&ShellLoginDialog::PlatformCleanUp, this));
+}
+
+#if !defined(OS_MACOSX)
+// Bogus implementations for linking. They are never called because
+// ResourceDispatcherHostDelegate::CreateLoginDelegate returns NULL.
+// TODO: implement ShellLoginDialog for other platforms, drop this #if
+void ShellLoginDialog::PlatformCreateDialog(const string16& message) {}
+void ShellLoginDialog::PlatformCleanUp() {}
+void ShellLoginDialog::PlatformRequestCancelled() {}
+#endif
+
+}  // namespace content