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// 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 "base/files/file_util.h"
#include "base/lazy_instance.h"
#include "base/memory/scoped_ptr.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/manifest_constants.h"
#include "extensions/common/manifest_handler_helpers.h"
#include "grit/extensions_strings.h"
#include "ui/gfx/geometry/size.h"
namespace extensions {
namespace keys = manifest_keys;
static base::LazyInstance<ExtensionIconSet> g_empty_icon_set =
LAZY_INSTANCE_INITIALIZER;
// static
const ExtensionIconSet& IconsInfo::GetIcons(const Extension* 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,
ExtensionIconSet::MatchType match_type) {
const std::string& path = GetIcons(extension).Get(size, match_type);
return path.empty() ? ExtensionResource() : extension->GetResource(path);
}
// static
GURL IconsInfo::GetIconURL(const Extension* extension,
int size,
ExtensionIconSet::MatchType match_type) {
const std::string& path = GetIcons(extension).Get(size, match_type);
return path.empty() ? GURL() : extension->GetResourceURL(path);
}
IconsHandler::IconsHandler() {
}
IconsHandler::~IconsHandler() {
}
bool IconsHandler::Parse(Extension* extension, base::string16* error) {
scoped_ptr<IconsInfo> icons_info(new IconsInfo);
const base::DictionaryValue* icons_dict = NULL;
if (!extension->manifest()->GetDictionary(keys::kIcons, &icons_dict)) {
*error = base::ASCIIToUTF16(manifest_errors::kInvalidIcons);
return false;
}
if (!manifest_handler_helpers::LoadIconsFromDictionary(
extension, icons_dict, &icons_info->icons, error)) {
return false;
}
extension->SetManifestData(keys::kIcons, icons_info.release());
return true;
}
bool IconsHandler::Validate(const Extension* extension,
std::string* error,
std::vector<InstallWarning>* warnings) const {
return file_util::ValidateExtensionIconSet(IconsInfo::GetIcons(extension),
extension,
IDS_EXTENSION_LOAD_ICON_FAILED,
error);
}
const std::vector<std::string> IconsHandler::Keys() const {
return SingleKey(keys::kIcons);
}
} // namespace extensions
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