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1 // Copyright (c) 2011 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 NET_URL_REQUEST_URL_REQUEST_FILE_DIR_JOB_H_ | |
6 #define NET_URL_REQUEST_URL_REQUEST_FILE_DIR_JOB_H_ | |
7 | |
8 #include <string> | |
9 | |
10 #include "base/files/file_path.h" | |
11 #include "base/memory/weak_ptr.h" | |
12 #include "net/base/directory_lister.h" | |
13 #include "net/url_request/url_request_job.h" | |
14 | |
15 namespace net { | |
16 | |
17 class URLRequestFileDirJob | |
18 : public URLRequestJob, | |
19 public DirectoryLister::DirectoryListerDelegate { | |
20 public: | |
21 URLRequestFileDirJob(URLRequest* request, | |
22 NetworkDelegate* network_delegate, | |
23 const base::FilePath& dir_path); | |
24 | |
25 bool list_complete() const { return list_complete_; } | |
26 | |
27 virtual void StartAsync(); | |
28 | |
29 // Overridden from URLRequestJob: | |
30 void Start() override; | |
31 void Kill() override; | |
32 bool ReadRawData(IOBuffer* buf, int buf_size, int* bytes_read) override; | |
33 bool GetMimeType(std::string* mime_type) const override; | |
34 bool GetCharset(std::string* charset) override; | |
35 | |
36 // Overridden from DirectoryLister::DirectoryListerDelegate: | |
37 void OnListFile(const DirectoryLister::DirectoryListerData& data) override; | |
38 void OnListDone(int error) override; | |
39 | |
40 private: | |
41 ~URLRequestFileDirJob() override; | |
42 | |
43 void CloseLister(); | |
44 | |
45 // When we have data and a read has been pending, this function | |
46 // will fill the response buffer and notify the request | |
47 // appropriately. | |
48 void CompleteRead(); | |
49 | |
50 // Fills a buffer with the output. | |
51 bool FillReadBuffer(char *buf, int buf_size, int *bytes_read); | |
52 | |
53 DirectoryLister lister_; | |
54 base::FilePath dir_path_; | |
55 std::string data_; | |
56 bool canceled_; | |
57 | |
58 // Indicates whether we have the complete list of the dir | |
59 bool list_complete_; | |
60 | |
61 // Indicates whether we have written the HTML header | |
62 bool wrote_header_; | |
63 | |
64 // To simulate Async IO, we hold onto the Reader's buffer while | |
65 // we wait for IO to complete. When done, we fill the buffer | |
66 // manually. | |
67 bool read_pending_; | |
68 scoped_refptr<IOBuffer> read_buffer_; | |
69 int read_buffer_length_; | |
70 base::WeakPtrFactory<URLRequestFileDirJob> weak_factory_; | |
71 | |
72 DISALLOW_COPY_AND_ASSIGN(URLRequestFileDirJob); | |
73 }; | |
74 | |
75 } // namespace net | |
76 | |
77 #endif // NET_URL_REQUEST_URL_REQUEST_FILE_DIR_JOB_H_ | |
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