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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/extensions/api/debugger/extension_dev_tools_infobar_delegate.h"
#include <memory>
#include <string>
#include <utility>
#include "base/callback_list.h"
#include "base/functional/callback.h"
#include "base/lazy_instance.h"
#include "base/memory/ptr_util.h"
#include "base/strings/utf_string_conversions.h"
#include "base/time/time.h"
#include "chrome/browser/devtools/global_confirm_info_bar.h"
#include "chrome/grit/generated_resources.h"
#include "components/infobars/core/confirm_infobar_delegate.h"
#include "components/infobars/core/infobar_delegate.h"
#include "extensions/common/extension_id.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/gfx/text_constants.h"
namespace extensions {
namespace {
using Delegates = std::map<ExtensionId, ExtensionDevToolsInfoBarDelegate*>;
base::LazyInstance<Delegates>::Leaky g_delegates = LAZY_INSTANCE_INITIALIZER;
} // namespace
// static
constexpr base::TimeDelta ExtensionDevToolsInfoBarDelegate::kAutoCloseDelay;
base::CallbackListSubscription ExtensionDevToolsInfoBarDelegate::Create(
const ExtensionId& extension_id,
const std::string& extension_name,
base::OnceClosure destroyed_callback) {
Delegates& delegates = g_delegates.Get();
const auto it = delegates.find(extension_id);
if (it != delegates.end()) {
it->second->timer_.Stop();
return it->second->RegisterDestroyedCallback(std::move(destroyed_callback));
}
// Can't use std::make_unique<>(), constructor is private.
auto delegate = base::WrapUnique(
new ExtensionDevToolsInfoBarDelegate(extension_id, extension_name));
auto* delegate_raw = delegate.get();
delegates[extension_id] = delegate_raw;
base::CallbackListSubscription subscription =
delegate->RegisterDestroyedCallback(std::move(destroyed_callback));
delegate_raw->infobar_ = GlobalConfirmInfoBar::Show(std::move(delegate));
return subscription;
}
ExtensionDevToolsInfoBarDelegate::~ExtensionDevToolsInfoBarDelegate() {
callback_list_.Notify();
const size_t erased = g_delegates.Get().erase(extension_id_);
DCHECK(erased);
}
infobars::InfoBarDelegate::InfoBarIdentifier
ExtensionDevToolsInfoBarDelegate::GetIdentifier() const {
return EXTENSION_DEV_TOOLS_INFOBAR_DELEGATE;
}
bool ExtensionDevToolsInfoBarDelegate::ShouldExpire(
const NavigationDetails& details) const {
return false;
}
// When rendering the text is being truncated to a 10000 characters (see
// https://source.chromium.org/chromium/chromium/src/+/main:ui/gfx/render_text_harfbuzz.cc;l=70-71;drc=736ed6e5da7f81505b547d4b03d31b30ed025a46).
// If the extension name is longer then this limit, the part of the text saying
// that "... is debugging the browser" would be truncated. To work this around
// enforce more modest limit on the name length here, so that the user will see
// '<end of extension name> is debugging the browser.
const size_t kMaxExtensionNameLength = 1000;
std::u16string ExtensionDevToolsInfoBarDelegate::GetMessageText() const {
return l10n_util::GetStringFUTF16(
IDS_DEV_TOOLS_INFOBAR_LABEL,
extension_name_.substr(0, kMaxExtensionNameLength));
}
gfx::ElideBehavior ExtensionDevToolsInfoBarDelegate::GetMessageElideBehavior()
const {
// The important part of the message text above is at the end:
// "... is debugging the browser". If the extension name is very long,
// we'd rather truncate it instead. See https://crbug.com/823194.
// See also the comment above for the kMaxExtensionNameLength
return gfx::ELIDE_HEAD;
}
int ExtensionDevToolsInfoBarDelegate::GetButtons() const {
return BUTTON_CANCEL;
}
ExtensionDevToolsInfoBarDelegate::ExtensionDevToolsInfoBarDelegate(
ExtensionId extension_id,
const std::string& extension_name)
: extension_id_(std::move(extension_id)),
extension_name_(base::UTF8ToUTF16(extension_name)) {
callback_list_.set_removal_callback(base::BindRepeating(
&ExtensionDevToolsInfoBarDelegate::MaybeStartAutocloseTimer,
base::Unretained(this)));
}
base::CallbackListSubscription
ExtensionDevToolsInfoBarDelegate::RegisterDestroyedCallback(
base::OnceClosure destroyed_callback) {
return callback_list_.Add(std::move(destroyed_callback));
}
void ExtensionDevToolsInfoBarDelegate::MaybeStartAutocloseTimer() {
if (callback_list_.empty()) {
// infobar_ was set in Create() which makes the following access safe.
timer_.Start(FROM_HERE, kAutoCloseDelay, infobar_.get(),
&GlobalConfirmInfoBar::Close);
}
}
} // namespace extensions
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