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 CHROME_BROWSER_PREFS_COMMAND_LINE_PREF_STORE_H_
6#define CHROME_BROWSER_PREFS_COMMAND_LINE_PREF_STORE_H_
7
8#include "base/basictypes.h"
9#include "base/command_line.h"
10#include "base/prefs/value_map_pref_store.h"
11#include "base/values.h"
12
13// This PrefStore keeps track of preferences set by command-line switches,
14// such as proxy settings.
15class CommandLinePrefStore : public ValueMapPrefStore {
16 public:
17  explicit CommandLinePrefStore(const base::CommandLine* command_line);
18
19 protected:
20  virtual ~CommandLinePrefStore();
21
22  // Logs a message and returns false if the proxy switches are
23  // self-contradictory. Protected so it can be used in unit testing.
24  bool ValidateProxySwitches();
25
26 private:
27  friend class TestCommandLinePrefStore;
28
29  struct StringSwitchToPreferenceMapEntry {
30    const char* switch_name;
31    const char* preference_path;
32  };
33
34  struct PathSwitchToPreferenceMapEntry {
35    const char* switch_name;
36    const char* preference_path;
37  };
38
39  struct IntegerSwitchToPreferenceMapEntry {
40    const char* switch_name;
41    const char* preference_path;
42  };
43
44  // |set_value| indicates what the preference should be set to if the switch
45  // is present.
46  struct BooleanSwitchToPreferenceMapEntry {
47    const char* switch_name;
48    const char* preference_path;
49    bool set_value;
50  };
51
52  // Using the string and boolean maps, apply command-line switches to their
53  // corresponding preferences in this pref store.
54  void ApplySimpleSwitches();
55
56  // Determines the proxy mode preference from the given proxy switches.
57  void ApplyProxyMode();
58
59  // Apply the SSL/TLS preferences from the given switches.
60  void ApplySSLSwitches();
61
62  // Determines whether the background mode is force-disabled.
63  void ApplyBackgroundModeSwitches();
64
65  // Weak reference.
66  const base::CommandLine* command_line_;
67
68  // Mappings of command line switches to prefs.
69  static const BooleanSwitchToPreferenceMapEntry boolean_switch_map_[];
70  static const StringSwitchToPreferenceMapEntry string_switch_map_[];
71  static const PathSwitchToPreferenceMapEntry path_switch_map_[];
72  static const IntegerSwitchToPreferenceMapEntry integer_switch_map_[];
73
74  DISALLOW_COPY_AND_ASSIGN(CommandLinePrefStore);
75};
76
77#endif  // CHROME_BROWSER_PREFS_COMMAND_LINE_PREF_STORE_H_
78