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#ifndef STORAGE_BROWSER_FILEAPI_FILE_SYSTEM_DIR_URL_REQUEST_JOB_H_ 6#define STORAGE_BROWSER_FILEAPI_FILE_SYSTEM_DIR_URL_REQUEST_JOB_H_ 7 8#include <string> 9#include <vector> 10 11#include "base/files/file.h" 12#include "base/files/file_path.h" 13#include "base/memory/weak_ptr.h" 14#include "base/message_loop/message_loop_proxy.h" 15#include "net/url_request/url_request_job.h" 16#include "storage/browser/fileapi/file_system_url.h" 17#include "storage/browser/storage_browser_export.h" 18 19namespace storage { 20 21class FileSystemContext; 22struct DirectoryEntry; 23 24// A request job that handles reading filesystem: URLs for directories. 25class STORAGE_EXPORT_PRIVATE FileSystemDirURLRequestJob 26 : public net::URLRequestJob { 27 public: 28 FileSystemDirURLRequestJob( 29 net::URLRequest* request, 30 net::NetworkDelegate* network_delegate, 31 const std::string& storage_domain, 32 FileSystemContext* file_system_context); 33 34 // URLRequestJob methods: 35 virtual void Start() OVERRIDE; 36 virtual void Kill() OVERRIDE; 37 virtual bool ReadRawData(net::IOBuffer* buf, 38 int buf_size, 39 int* bytes_read) OVERRIDE; 40 virtual bool GetCharset(std::string* charset) OVERRIDE; 41 42 // FilterContext methods (via URLRequestJob): 43 virtual bool GetMimeType(std::string* mime_type) const OVERRIDE; 44 // TODO(adamk): Implement GetResponseInfo and GetResponseCode to simulate 45 // an HTTP response. 46 47 private: 48 class CallbackDispatcher; 49 50 virtual ~FileSystemDirURLRequestJob(); 51 52 void StartAsync(); 53 void DidAttemptAutoMount(base::File::Error result); 54 void DidReadDirectory(base::File::Error result, 55 const std::vector<DirectoryEntry>& entries, 56 bool has_more); 57 58 std::string data_; 59 FileSystemURL url_; 60 const std::string storage_domain_; 61 FileSystemContext* file_system_context_; 62 base::WeakPtrFactory<FileSystemDirURLRequestJob> weak_factory_; 63 64 DISALLOW_COPY_AND_ASSIGN(FileSystemDirURLRequestJob); 65}; 66 67} // namespace storage 68 69#endif // STORAGE_BROWSER_FILEAPI_FILE_SYSTEM_DIR_URL_REQUEST_JOB_H_ 70