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// Copyright 2015 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/ui/extensions/extension_message_bubble_factory.h"
#include "base/command_line.h"
#include "base/lazy_instance.h"
#include "base/metrics/field_trial.h"
#include "chrome/browser/extensions/dev_mode_bubble_controller.h"
#include "chrome/browser/extensions/extension_message_bubble_controller.h"
#include "chrome/browser/extensions/install_verifier.h"
#include "chrome/browser/extensions/proxy_overridden_bubble_controller.h"
#include "chrome/browser/extensions/settings_api_bubble_controller.h"
#include "chrome/browser/extensions/settings_api_helpers.h"
#include "chrome/browser/extensions/suspicious_extension_bubble_controller.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/chrome_version_info.h"
#include "extensions/common/feature_switch.h"
namespace {
// A map of all profiles evaluated, so we can tell if it's the initial check.
// TODO(devlin): It would be nice to coalesce all the "profiles evaluated" maps
// that are in the different bubble controllers.
base::LazyInstance<std::set<Profile*> > g_profiles_evaluated =
LAZY_INSTANCE_INITIALIZER;
// This is used to turn on all bubbles for testing.
bool g_enabled_for_tests = false;
const char kEnableDevModeWarningExperimentName[] =
"ExtensionDeveloperModeWarning";
const char kEnableProxyWarningExperimentName[] = "ExtensionProxyWarning";
bool IsExperimentEnabled(const char* experiment_name) {
// Don't allow turning it off via command line.
base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
if (command_line->HasSwitch(switches::kForceFieldTrials)) {
std::string forced_trials =
command_line->GetSwitchValueASCII(switches::kForceFieldTrials);
if (forced_trials.find(experiment_name))
return true;
}
return base::FieldTrialList::FindFullName(experiment_name) == "Enabled";
}
bool EnableSuspiciousExtensionsBubble() {
return g_enabled_for_tests || extensions::InstallVerifier::ShouldEnforce();
}
bool EnableSettingsApiBubble() {
#if defined(OS_WIN)
return true;
#else
return g_enabled_for_tests;
#endif
}
bool EnableProxyOverrideBubble() {
#if defined(OS_WIN)
return true;
#else
return g_enabled_for_tests ||
IsExperimentEnabled(kEnableProxyWarningExperimentName);
#endif
}
bool EnableDevModeBubble() {
if (extensions::FeatureSwitch::force_dev_mode_highlighting()->IsEnabled())
return true;
#if defined(OS_WIN)
if (chrome::VersionInfo::GetChannel() >= chrome::VersionInfo::CHANNEL_BETA)
return true;
#endif
return g_enabled_for_tests ||
IsExperimentEnabled(kEnableDevModeWarningExperimentName);
}
} // namespace
ExtensionMessageBubbleFactory::ExtensionMessageBubbleFactory(Profile* profile)
: profile_(profile) {
}
ExtensionMessageBubbleFactory::~ExtensionMessageBubbleFactory() {
}
scoped_ptr<extensions::ExtensionMessageBubbleController>
ExtensionMessageBubbleFactory::GetController() {
Profile* original_profile = profile_->GetOriginalProfile();
std::set<Profile*>& profiles_evaluated = g_profiles_evaluated.Get();
bool is_initial_check = profiles_evaluated.count(original_profile) == 0;
profiles_evaluated.insert(original_profile);
// The list of suspicious extensions takes priority over the dev mode bubble
// and the settings API bubble, since that needs to be shown as soon as we
// disable something. The settings API bubble is shown on first startup after
// an extension has changed the startup pages and it is acceptable if that
// waits until the next startup because of the suspicious extension bubble.
// The dev mode bubble is not time sensitive like the other two so we'll catch
// the dev mode extensions on the next startup/next window that opens. That
// way, we're not too spammy with the bubbles.
if (EnableSuspiciousExtensionsBubble()) {
scoped_ptr<extensions::SuspiciousExtensionBubbleController> controller(
new extensions::SuspiciousExtensionBubbleController(profile_));
if (controller->ShouldShow())
return controller.Pass();
}
if (EnableSettingsApiBubble()) {
// No use showing this if it's not the startup of the profile.
if (is_initial_check) {
scoped_ptr<extensions::SettingsApiBubbleController> controller(
new extensions::SettingsApiBubbleController(
profile_, extensions::BUBBLE_TYPE_STARTUP_PAGES));
if (controller->ShouldShow())
return controller.Pass();
}
}
if (EnableProxyOverrideBubble()) {
// TODO(devlin): Move the "GetExtensionOverridingProxy" part into the
// proxy bubble controller.
const extensions::Extension* extension =
extensions::GetExtensionOverridingProxy(profile_);
if (extension) {
scoped_ptr<extensions::ProxyOverriddenBubbleController> controller(
new extensions::ProxyOverriddenBubbleController(profile_));
if (controller->ShouldShow(extension->id()))
return controller.Pass();
}
}
if (EnableDevModeBubble()) {
scoped_ptr<extensions::DevModeBubbleController> controller(
new extensions::DevModeBubbleController(profile_));
if (controller->ShouldShow())
return controller.Pass();
}
return scoped_ptr<extensions::ExtensionMessageBubbleController>();
}
// static
void ExtensionMessageBubbleFactory::set_enabled_for_tests(bool enabled) {
g_enabled_for_tests = enabled;
}
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