Battery Status API: add UMA logging for Linux.
[chromium-blink-merge.git] / remoting / host / policy_hack / policy_watcher_mac.mm
blob64e7ab03865e732261cd650a9af6bfd7fd8d04fd
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.
5 #include "remoting/host/policy_hack/policy_watcher.h"
7 #include <CoreFoundation/CoreFoundation.h>
9 #include "base/compiler_specific.h"
10 #include "base/mac/foundation_util.h"
11 #include "base/mac/scoped_cftyperef.h"
12 #include "base/memory/scoped_ptr.h"
13 #include "base/single_thread_task_runner.h"
14 #include "base/strings/sys_string_conversions.h"
15 #include "base/values.h"
17 namespace remoting {
18 namespace policy_hack {
20 // The MacOS version does not watch files because it is accepted
21 // practice on the Mac that the user must logout/login for policies to be
22 // applied. This will actually pick up policies every
23 // |kFallbackReloadDelayMinutes| which is sufficient for right now.
24 class PolicyWatcherMac : public PolicyWatcher {
25  public:
26   explicit PolicyWatcherMac(
27       scoped_refptr<base::SingleThreadTaskRunner> task_runner)
28     : PolicyWatcher(task_runner) {
29   }
31   virtual ~PolicyWatcherMac() {
32   }
34  protected:
35   virtual void StartWatchingInternal() OVERRIDE {
36     Reload();
37   }
39   virtual void StopWatchingInternal() OVERRIDE {
40   }
42   virtual void Reload() OVERRIDE {
43     DCHECK(OnPolicyWatcherThread());
44     base::DictionaryValue policy;
46     CFStringRef policy_bundle_id = CFSTR("com.google.Chrome");
47     if (CFPreferencesAppSynchronize(policy_bundle_id)) {
48       for (base::DictionaryValue::Iterator i(Defaults());
49            !i.IsAtEnd(); i.Advance()) {
50         const std::string& policy_name = i.key();
51         base::ScopedCFTypeRef<CFStringRef> policy_key(
52             base::SysUTF8ToCFStringRef(policy_name));
54         if (i.value().GetType() == base::DictionaryValue::TYPE_BOOLEAN) {
55           Boolean valid = false;
56           bool value = CFPreferencesGetAppBooleanValue(policy_key,
57                                                        policy_bundle_id,
58                                                        &valid);
59           if (valid) {
60             policy.SetBoolean(policy_name, value);
61           }
62         }
64         if (i.value().GetType() == base::DictionaryValue::TYPE_STRING) {
65           base::ScopedCFTypeRef<CFPropertyListRef> property_list(
66               CFPreferencesCopyAppValue(policy_key, policy_bundle_id));
67           if (property_list.get() != NULL) {
68             CFStringRef policy_value = base::mac::CFCast<CFStringRef>(
69                 property_list.get());
70             if (policy_value != NULL) {
71               policy.SetString(policy_name,
72                                base::SysCFStringRefToUTF8(policy_value));
73             }
74           }
75         }
77       }
78     }
80     // Set policy. Policy must be set (even if it is empty) so that the
81     // default policy is picked up the first time reload is called.
82     UpdatePolicies(&policy);
84     // Reschedule task.
85     ScheduleFallbackReloadTask();
86   }
89 PolicyWatcher* PolicyWatcher::Create(
90         scoped_refptr<base::SingleThreadTaskRunner> task_runner) {
91   return new PolicyWatcherMac(task_runner);
94 }  // namespace policy_hack
95 }  // namespace remoting