// Copyright 2013 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 "chrome/browser/chromeos/file_manager/fileapi_util.h" #include "base/files/file_path.h" #include "chrome/browser/extensions/extension_service.h" #include "chrome/browser/extensions/extension_system.h" #include "chrome/browser/profiles/profile.h" #include "content/public/browser/browser_thread.h" #include "content/public/browser/render_view_host.h" #include "content/public/browser/site_instance.h" #include "content/public/browser/storage_partition.h" #include "net/base/escape.h" #include "url/gurl.h" #include "webkit/browser/fileapi/file_system_context.h" #include "webkit/common/fileapi/file_system_util.h" namespace file_manager { namespace util { fileapi::FileSystemContext* GetFileSystemContextForExtensionId( Profile* profile, const std::string& extension_id) { GURL site = extensions::ExtensionSystem::Get(profile)-> extension_service()->GetSiteForExtensionId(extension_id); return content::BrowserContext::GetStoragePartitionForSite(profile, site)-> GetFileSystemContext(); } fileapi::FileSystemContext* GetFileSystemContextForRenderViewHost( Profile* profile, content::RenderViewHost* render_view_host) { content::SiteInstance* site_instance = render_view_host->GetSiteInstance(); return content::BrowserContext::GetStoragePartition(profile, site_instance)-> GetFileSystemContext(); } GURL ConvertRelativeFilePathToFileSystemUrl(const base::FilePath& relative_path, const std::string& extension_id) { GURL base_url = fileapi::GetFileSystemRootURI( extensions::Extension::GetBaseURLFromExtensionId(extension_id), fileapi::kFileSystemTypeExternal); return GURL(base_url.spec() + net::EscapeUrlEncodedData(relative_path.AsUTF8Unsafe(), false)); // Space to %20 instead of +. } bool ConvertAbsoluteFilePathToFileSystemUrl( Profile* profile, const base::FilePath& absolute_path, const std::string& extension_id, GURL* url) { base::FilePath relative_path; if (!ConvertAbsoluteFilePathToRelativeFileSystemPath( profile, extension_id, absolute_path, &relative_path)) { return false; } *url = ConvertRelativeFilePathToFileSystemUrl(relative_path, extension_id); return true; } bool ConvertAbsoluteFilePathToRelativeFileSystemPath( Profile* profile, const std::string& extension_id, const base::FilePath& absolute_path, base::FilePath* virtual_path) { ExtensionService* service = extensions::ExtensionSystem::Get(profile)->extension_service(); // May be NULL during unit_tests. if (!service) return false; // File browser APIs are meant to be used only from extension context, so the // extension's site is the one in whose file system context the virtual path // should be found. GURL site = service->GetSiteForExtensionId(extension_id); fileapi::ExternalFileSystemBackend* backend = content::BrowserContext::GetStoragePartitionForSite(profile, site)-> GetFileSystemContext()->external_backend(); if (!backend) return false; // Find if this file path is managed by the external backend. if (!backend->GetVirtualPath(absolute_path, virtual_path)) return false; return true; } } // namespace util } // namespace file_manager