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      1 // Copyright 2014 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 #include "extensions/browser/runtime_data.h"
      6 
      7 #include "extensions/browser/extension_registry.h"
      8 #include "extensions/common/extension.h"
      9 #include "extensions/common/manifest_handlers/background_info.h"
     10 
     11 namespace extensions {
     12 
     13 RuntimeData::RuntimeData(ExtensionRegistry* registry) : registry_(registry) {
     14   registry_->AddObserver(this);
     15 }
     16 
     17 RuntimeData::~RuntimeData() {
     18   registry_->RemoveObserver(this);
     19 }
     20 
     21 bool RuntimeData::IsBackgroundPageReady(const Extension* extension) const {
     22   if (!BackgroundInfo::HasPersistentBackgroundPage(extension))
     23     return true;
     24   return HasFlag(extension, BACKGROUND_PAGE_READY);
     25 }
     26 
     27 void RuntimeData::SetBackgroundPageReady(const Extension* extension,
     28                                          bool value) {
     29   SetFlag(extension, BACKGROUND_PAGE_READY, value);
     30 }
     31 
     32 bool RuntimeData::IsBeingUpgraded(const Extension* extension) const {
     33   return HasFlag(extension, BEING_UPGRADED);
     34 }
     35 
     36 void RuntimeData::SetBeingUpgraded(const Extension* extension, bool value) {
     37   SetFlag(extension, BEING_UPGRADED, value);
     38 }
     39 
     40 bool RuntimeData::HasUsedWebRequest(const Extension* extension) const {
     41   return HasFlag(extension, HAS_USED_WEBREQUEST);
     42 }
     43 
     44 void RuntimeData::SetHasUsedWebRequest(const Extension* extension, bool value) {
     45   SetFlag(extension, HAS_USED_WEBREQUEST, value);
     46 }
     47 
     48 bool RuntimeData::HasExtensionForTesting(const Extension* extension) const {
     49   return extension_flags_.find(extension->id()) != extension_flags_.end();
     50 }
     51 
     52 void RuntimeData::ClearAll() {
     53   extension_flags_.clear();
     54 }
     55 
     56 void RuntimeData::OnExtensionUnloaded(content::BrowserContext* browser_context,
     57                                       const Extension* extension,
     58                                       UnloadedExtensionInfo::Reason reason) {
     59   extension_flags_.erase(extension->id());
     60 }
     61 
     62 bool RuntimeData::HasFlag(const Extension* extension, RuntimeFlag flag) const {
     63   ExtensionFlagsMap::const_iterator it = extension_flags_.find(extension->id());
     64   if (it == extension_flags_.end())
     65     return false;
     66   return !!(it->second & flag);
     67 }
     68 
     69 void RuntimeData::SetFlag(const Extension* extension,
     70                           RuntimeFlag flag,
     71                           bool value) {
     72   if (value)
     73     extension_flags_[extension->id()] |= flag;
     74   else
     75     extension_flags_[extension->id()] &= ~flag;
     76 }
     77 
     78 }  // namespace extensions
     79