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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_handler_helpers.h"
#include <stddef.h>
#include "base/logging.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/error_utils.h"
#include "extensions/common/extension.h"
#include "extensions/common/extension_icon_set.h"
#include "extensions/common/manifest_constants.h"
namespace extensions {
namespace errors = manifest_errors;
namespace manifest_handler_helpers {
bool NormalizeAndValidatePath(std::string* path) {
size_t first_non_slash = path->find_first_not_of('/');
if (first_non_slash == std::string::npos) {
*path = "";
return false;
}
*path = path->substr(first_non_slash);
return true;
}
bool LoadIconsFromDictionary(const base::DictionaryValue* icons_value,
ExtensionIconSet* icons,
base::string16* error) {
DCHECK(icons);
DCHECK(error);
for (base::DictionaryValue::Iterator iterator(*icons_value);
!iterator.IsAtEnd(); iterator.Advance()) {
int size = 0;
std::string icon_path;
if (!base::StringToInt(iterator.key(), &size) || size <= 0 ||
size > extension_misc::EXTENSION_ICON_GIGANTOR * 4) {
*error = ErrorUtils::FormatErrorMessageUTF16(errors::kInvalidIconKey,
iterator.key());
return false;
}
if (!iterator.value().GetAsString(&icon_path) ||
!NormalizeAndValidatePath(&icon_path)) {
*error = ErrorUtils::FormatErrorMessageUTF16(errors::kInvalidIconPath,
iterator.key());
return false;
}
icons->Add(size, icon_path);
}
return true;
}
} // namespace manifest_handler_helpers
} // namespace extensions
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