| // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/content_settings/content_settings_internal_extension_provider.h" |
| |
| #include "chrome/browser/pdf/pdf_extension_util.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/common/chrome_content_client.h" |
| #include "chrome/common/extensions/api/plugins/plugins_handler.h" |
| #include "components/content_settings/core/browser/content_settings_rule.h" |
| #include "components/content_settings/core/common/content_settings.h" |
| #include "components/content_settings/core/common/content_settings_pattern.h" |
| #include "content/public/browser/notification_details.h" |
| #include "content/public/browser/notification_service.h" |
| #include "extensions/browser/extension_host.h" |
| #include "extensions/browser/extension_registry.h" |
| #include "extensions/browser/notification_types.h" |
| #include "extensions/common/constants.h" |
| #include "extensions/common/extension.h" |
| #include "extensions/common/extension_set.h" |
| #include "extensions/common/features/simple_feature.h" |
| |
| using extensions::UnloadedExtensionInfo; |
| |
| namespace content_settings { |
| |
| namespace { |
| |
| // This is the set of extensions that are allowed to access the internal |
| // remoting viewer plugin. |
| const char* const kRemotingViewerWhitelist[] = { |
| "gbchcmhmhahfdphkhkmpfmihenigjmpp", // Chrome Remote Desktop |
| "kgngmbheleoaphbjbaiobfdepmghbfah", // Pre-release Chrome Remote Desktop |
| "odkaodonbgfohohmklejpjiejmcipmib", // Dogfood Chrome Remote Desktop |
| "ojoimpklfciegopdfgeenehpalipignm", // Chromoting canary |
| }; |
| |
| } // namespace |
| |
| InternalExtensionProvider::InternalExtensionProvider(Profile* profile) |
| : registrar_(new content::NotificationRegistrar), |
| extension_registry_(extensions::ExtensionRegistry::Get(profile)) { |
| for (size_t i = 0; i < arraysize(kRemotingViewerWhitelist); ++i) |
| chrome_remote_desktop_.insert(kRemotingViewerWhitelist[i]); |
| |
| // Whitelist all extensions loaded so far. |
| for (const scoped_refptr<const extensions::Extension>& extension : |
| extensions::ExtensionRegistry::Get(profile)->enabled_extensions()) { |
| ApplyPluginContentSettingsForExtension(extension.get(), |
| CONTENT_SETTING_ALLOW); |
| } |
| registrar_->Add(this, |
| extensions::NOTIFICATION_EXTENSION_HOST_CREATED, |
| content::Source<Profile>(profile)); |
| extension_registry_->AddObserver(this); |
| } |
| |
| InternalExtensionProvider::~InternalExtensionProvider() { |
| DCHECK(!registrar_.get()); |
| } |
| |
| RuleIterator* InternalExtensionProvider::GetRuleIterator( |
| ContentSettingsType content_type, |
| const ResourceIdentifier& resource_identifier, |
| bool incognito) const { |
| return value_map_.GetRuleIterator(content_type, resource_identifier, &lock_); |
| } |
| |
| bool InternalExtensionProvider::SetWebsiteSetting( |
| const ContentSettingsPattern& primary_pattern, |
| const ContentSettingsPattern& secondary_pattern, |
| ContentSettingsType content_type, |
| const ResourceIdentifier& resource_identifier, |
| base::Value* value) { |
| return false; |
| } |
| |
| void InternalExtensionProvider::ClearAllContentSettingsRules( |
| ContentSettingsType content_type) {} |
| |
| void InternalExtensionProvider::Observe( |
| int type, |
| const content::NotificationSource& source, |
| const content::NotificationDetails& details) { |
| DCHECK_EQ(extensions::NOTIFICATION_EXTENSION_HOST_CREATED, type); |
| const extensions::ExtensionHost* host = |
| content::Details<extensions::ExtensionHost>(details).ptr(); |
| if (host->extension()->is_platform_app()) { |
| SetContentSettingForExtension(host->extension(), CONTENT_SETTING_BLOCK); |
| |
| // White-list CRD's v2 app, until crbug.com/134216 is complete. |
| const char* const kAppWhitelist[] = { |
| "2775E568AC98F9578791F1EAB65A1BF5F8CEF414", |
| "4AA3C5D69A4AECBD236CAD7884502209F0F5C169", |
| "97B23E01B2AA064E8332EE43A7A85C628AADC3F2", |
| "9E930B2B5EABA6243AE6C710F126E54688E8FAF6", |
| "C449A798C495E6CF7D6AF10162113D564E67AD12", |
| "E410CDAB2C6E6DD408D731016CECF2444000A912", |
| "EBA908206905323CECE6DC4B276A58A0F4AC573F", |
| |
| // http://crbug.com/327507 |
| "FAFE8EFDD2D6AE2EEB277AFEB91C870C79064D9E", |
| "3B52D273A271D4E2348233E322426DBAE854B567", |
| "5DF6ADC8708DF59FCFDDBF16AFBFB451380C2059", |
| "1037DEF5F6B06EA46153AD87B6C5C37440E3F2D1", |
| "F5815DAFEB8C53B078DD1853B2059E087C42F139", |
| "6A08EFFF9C16E090D6DCC7EC55A01CADAE840513", |
| |
| // http://crbug.com/354258 |
| "C32D6D93E12F5401DAA3A723E0C3CC5F25429BA4", |
| "9099782647D39C778E15C8C6E0D23C88F5CDE170", |
| "B7D5B52D1E5B106288BD7F278CAFA5E8D76108B0", |
| "89349DBAA2C4022FB244AA50182AB60934EB41EE", |
| "CB593E510640572A995CB1B6D41BD85ED51E63F8", |
| "1AD1AC86C87969CD3434FA08D99DBA6840AEA612", |
| "9C2EA21D7975BDF2B3C01C3A454EE44854067A6D", |
| "D2C488C80C3C90C3E01A991112A05E37831E17D0", |
| "6EEC061C0E74B46C7B5BE2EEFA49436368F4988F", |
| "8B344D9E8A4C505EF82A0DBBC25B8BD1F984E777", |
| "E06AFCB1EB0EFD237824CC4AC8FDD3D43E8BC868", |
| |
| // http://crbug.com/386324 |
| "F76F43EFFF56BF17A9868A5243F339BA28746632", |
| "C6EA52B92F80878515F94137020F01519357E5B5", |
| "E466389F058ABD73FF6FDD06F768A351FCBF8532", |
| "40063F1CF7B68BA847A26FA6620DDF156171D23C", |
| "A6FD8E15353CF1F5C3D0A7B20E1D10AEA4DD3E6A", |
| "57AC4D9E6BD8A2D0A70056B5FAC2378CAA588912", |
| "02037314DA4D913640DCF0E296A7D01F4FD793EC", |
| "B6EC0809BC63E10B431C5E4AA3645232CA86B2A5", |
| "48CA541313139786F056DBCB504A1025CFF5D2E3", |
| "05106136AE7F08A3C181D4648E5438350B1D2B4F"}; |
| if (extensions::SimpleFeature::IsIdInArray( |
| host->extension()->id(), kAppWhitelist, arraysize(kAppWhitelist))) { |
| SetContentSettingForExtensionAndResource( |
| host->extension(), ChromeContentClient::kRemotingViewerPluginPath, |
| CONTENT_SETTING_ALLOW); |
| } |
| } |
| } |
| |
| void InternalExtensionProvider::OnExtensionLoaded( |
| content::BrowserContext* browser_context, |
| const extensions::Extension* extension) { |
| ApplyPluginContentSettingsForExtension(extension, CONTENT_SETTING_ALLOW); |
| } |
| |
| void InternalExtensionProvider::OnExtensionUnloaded( |
| content::BrowserContext* browser_context, |
| const extensions::Extension* extension, |
| extensions::UnloadedExtensionInfo::Reason reason) { |
| ApplyPluginContentSettingsForExtension(extension, CONTENT_SETTING_DEFAULT); |
| } |
| |
| void InternalExtensionProvider::ShutdownOnUIThread() { |
| DCHECK(CalledOnValidThread()); |
| RemoveAllObservers(); |
| registrar_.reset(); |
| extension_registry_->RemoveObserver(this); |
| } |
| |
| void InternalExtensionProvider::ApplyPluginContentSettingsForExtension( |
| const extensions::Extension* extension, |
| ContentSetting setting) { |
| if (extensions::PluginInfo::HasPlugins(extension)) |
| SetContentSettingForExtension(extension, setting); |
| |
| // Chrome Remove Desktop relies on the remoting viewer plugin. The |
| // above check does not catch this, as the plugin is a builtin plugin. |
| if (chrome_remote_desktop_.find(extension->id()) != |
| chrome_remote_desktop_.end()) { |
| SetContentSettingForExtensionAndResource( |
| extension, ChromeContentClient::kRemotingViewerPluginPath, setting); |
| } |
| |
| // The PDF viewer extension relies on the out of process PDF plugin. |
| if (extension->id() == extension_misc::kPdfExtensionId) { |
| SetContentSettingForExtensionAndResource( |
| extension, pdf_extension_util::kPdfResourceIdentifier, setting); |
| } |
| } |
| |
| void InternalExtensionProvider::SetContentSettingForExtension( |
| const extensions::Extension* extension, |
| ContentSetting setting) { |
| SetContentSettingForExtensionAndResource( |
| extension, ResourceIdentifier(), setting); |
| } |
| |
| void InternalExtensionProvider::SetContentSettingForExtensionAndResource( |
| const extensions::Extension* extension, |
| const ResourceIdentifier& resource, |
| ContentSetting setting) { |
| scoped_ptr<ContentSettingsPattern::BuilderInterface> pattern_builder( |
| ContentSettingsPattern::CreateBuilder(false)); |
| pattern_builder->WithScheme(extensions::kExtensionScheme); |
| pattern_builder->WithHost(extension->id()); |
| pattern_builder->WithPathWildcard(); |
| |
| ContentSettingsPattern primary_pattern = pattern_builder->Build(); |
| ContentSettingsPattern secondary_pattern = ContentSettingsPattern::Wildcard(); |
| { |
| base::AutoLock lock(lock_); |
| if (setting == CONTENT_SETTING_DEFAULT) { |
| value_map_.DeleteValue(primary_pattern, |
| secondary_pattern, |
| CONTENT_SETTINGS_TYPE_PLUGINS, |
| resource); |
| } else { |
| value_map_.SetValue(primary_pattern, |
| secondary_pattern, |
| CONTENT_SETTINGS_TYPE_PLUGINS, |
| resource, |
| new base::FundamentalValue(setting)); |
| } |
| } |
| NotifyObservers(primary_pattern, |
| secondary_pattern, |
| CONTENT_SETTINGS_TYPE_PLUGINS, |
| resource); |
| } |
| |
| } // namespace content_settings |