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// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/notifications/notification_id_generator.h"
#include <sstream>
#include <string_view>
#include "base/check_op.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "url/gurl.h"
namespace content {
namespace {
const char kNotificationTagSeparator = '#';
const char kPersistentNotificationPrefix = 'p';
const char kNonPersistentNotificationPrefix = 'n';
const char kNotificationShownByBrowserFlag = 'b';
} // namespace
// static
bool NotificationIdGenerator::IsPersistentNotification(
const std::string_view& notification_id) {
return notification_id.length() > 0 &&
notification_id.front() == kPersistentNotificationPrefix;
}
// static
bool NotificationIdGenerator::IsNonPersistentNotification(
const std::string_view& notification_id) {
return notification_id.length() > 0 &&
notification_id.front() == kNonPersistentNotificationPrefix;
}
// Notification Id is of the following format:
// p[b]#<origin>#[1|0][<developer_tag>|persistent_notification_id]
std::string NotificationIdGenerator::GenerateForPersistentNotification(
const GURL& origin,
const std::string& tag,
bool is_shown_by_browser,
int64_t persistent_notification_id) const {
DCHECK(origin.is_valid());
DCHECK_EQ(origin, origin.DeprecatedGetOriginAsURL());
std::stringstream stream;
stream << kPersistentNotificationPrefix;
if (is_shown_by_browser)
stream << kNotificationShownByBrowserFlag;
stream << kNotificationTagSeparator;
stream << origin;
stream << kNotificationTagSeparator;
stream << base::NumberToString(!tag.empty());
if (tag.size())
stream << tag;
else
stream << base::NumberToString(persistent_notification_id);
return stream.str();
}
// Notification Id is of the following format:
// n#<origin>#<token>
std::string NotificationIdGenerator::GenerateForNonPersistentNotification(
const url::Origin& origin,
const std::string& token) const {
DCHECK(!origin.opaque());
DCHECK(!token.empty());
return base::StringPrintf(
"%c%c%s%c%s", kNonPersistentNotificationPrefix, kNotificationTagSeparator,
origin.Serialize().c_str(), kNotificationTagSeparator, token.c_str());
}
} // namespace content
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