terminal_extension_helper.cc revision 5821806d5e7f356e8fa4b058a389a808ea183019
1// Copyright (c) 2012 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#include "chrome/browser/extensions/api/terminal/terminal_extension_helper.h" 6 7#include "chrome/browser/extensions/extension_service.h" 8#include "chrome/browser/profiles/profile.h" 9#include "chrome/common/extensions/extension.h" 10 11namespace { 12 13const char kCroshExtensionEntryPoint[] = "/html/crosh.html"; 14 15const extensions::Extension* GetTerminalExtension(Profile* profile) { 16 // Search order for terminal extensions. 17 // We prefer hterm-dev, then hterm, then the builtin crosh extension. 18 static const char* kPossibleAppIds[] = { 19 extension_misc::kHTermDevAppId, 20 extension_misc::kHTermAppId, 21 extension_misc::kCroshBuiltinAppId, 22 }; 23 24 // The hterm-dev should be first in the list. 25 DCHECK_EQ(kPossibleAppIds[0], extension_misc::kHTermDevAppId); 26 27 ExtensionService* service = profile->GetExtensionService(); 28 for (size_t x = 0; x < arraysize(kPossibleAppIds); ++x) { 29 const extensions::Extension* extension = service->GetExtensionById( 30 kPossibleAppIds[x], false); 31 if (extension) 32 return extension; 33 } 34 35 return NULL; 36} 37 38} // namespace 39 40GURL TerminalExtensionHelper::GetCroshExtensionURL(Profile* profile) { 41 const extensions::Extension* extension = GetTerminalExtension(profile); 42 if (!extension) 43 return GURL(); 44 45 return extension->GetResourceURL(kCroshExtensionEntryPoint); 46} 47