blob: f99a7a120440b5e8b34aac6d0b14eaddbb8ef611 [file] [log] [blame]
// Copyright 2014 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 "extensions/common/manifest_handlers/icons_handler.h"
#include <memory>
#include "base/files/file_util.h"
#include "base/lazy_instance.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/utf_string_conversions.h"
#include "base/values.h"
#include "extensions/common/constants.h"
#include "extensions/common/extension.h"
#include "extensions/common/file_util.h"
#include "extensions/common/image_util.h"
#include "extensions/common/manifest_constants.h"
#include "extensions/common/manifest_handler_helpers.h"
#include "extensions/strings/grit/extensions_strings.h"
#include "ui/gfx/geometry/size.h"
namespace extensions {
namespace keys = manifest_keys;
static base::LazyInstance<ExtensionIconSet>::DestructorAtExit g_empty_icon_set =
LAZY_INSTANCE_INITIALIZER;
// static
const ExtensionIconSet& IconsInfo::GetIcons(const Extension* extension) {
DCHECK(extension);
IconsInfo* info = static_cast<IconsInfo*>(
extension->GetManifestData(keys::kIcons));
return info ? info->icons : g_empty_icon_set.Get();
}
// static
ExtensionResource IconsInfo::GetIconResource(
const Extension* extension,
int size_in_px,
ExtensionIconSet::MatchType match_type) {
const std::string& path = GetIcons(extension).Get(size_in_px, match_type);
return path.empty() ? ExtensionResource() : extension->GetResource(path);
}
// static
GURL IconsInfo::GetIconURL(const Extension* extension,
int size_in_px,
ExtensionIconSet::MatchType match_type) {
const std::string& path = GetIcons(extension).Get(size_in_px, match_type);
return path.empty() ? GURL() : extension->GetResourceURL(path);
}
IconsHandler::IconsHandler() {
}
IconsHandler::~IconsHandler() {
}
bool IconsHandler::Parse(Extension* extension, base::string16* error) {
std::unique_ptr<IconsInfo> icons_info(new IconsInfo);
const base::Value* icons_dict = nullptr;
if (!extension->manifest()->GetDictionary(keys::kIcons, &icons_dict)) {
*error = base::ASCIIToUTF16(manifest_errors::kInvalidIcons);
return false;
}
if (!manifest_handler_helpers::LoadIconsFromDictionary(
icons_dict, &icons_info->icons, error)) {
return false;
}
extension->SetManifestData(keys::kIcons, std::move(icons_info));
return true;
}
bool IconsHandler::Validate(const Extension* extension,
std::string* error,
std::vector<InstallWarning>* warnings) const {
// Analyze the icons for visibility using the default toolbar color, since
// the majority of Chrome users don't modify their theme.
return file_util::ValidateExtensionIconSet(
IconsInfo::GetIcons(extension), extension, IDS_EXTENSION_LOAD_ICON_FAILED,
image_util::kDefaultToolbarColor, error);
}
base::span<const char* const> IconsHandler::Keys() const {
static constexpr const char* kKeys[] = {keys::kIcons};
return kKeys;
}
} // namespace extensions