| // 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/string_split.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 { |
| |
| std::vector<base::StringPiece> TokenizeDictionaryPath(base::StringPiece path) { |
| return base::SplitStringPiece(path, ".", base::TRIM_WHITESPACE, |
| base::SPLIT_WANT_ALL); |
| } |
| |
| bool NormalizeAndValidatePath(std::string* path) { |
| return NormalizeAndValidatePath(*path, path); |
| } |
| |
| bool NormalizeAndValidatePath(const std::string& path, |
| std::string* normalized_path) { |
| size_t first_non_slash = path.find_first_not_of('/'); |
| if (first_non_slash == std::string::npos) { |
| *normalized_path = ""; |
| return false; |
| } |
| |
| *normalized_path = path.substr(first_non_slash); |
| return true; |
| } |
| |
| bool LoadIconsFromDictionary(const base::Value* icons_value, |
| ExtensionIconSet* icons, |
| base::string16* error) { |
| DCHECK(icons); |
| DCHECK(error); |
| for (const auto& entry : icons_value->DictItems()) { |
| int size = 0; |
| if (!base::StringToInt(entry.first, &size) || size <= 0 || |
| size > extension_misc::EXTENSION_ICON_GIGANTOR * 4) { |
| *error = ErrorUtils::FormatErrorMessageUTF16(errors::kInvalidIconKey, |
| entry.first); |
| return false; |
| } |
| std::string icon_path; |
| if (!entry.second.is_string() || |
| !NormalizeAndValidatePath(entry.second.GetString(), &icon_path)) { |
| *error = ErrorUtils::FormatErrorMessageUTF16(errors::kInvalidIconPath, |
| entry.first); |
| return false; |
| } |
| |
| icons->Add(size, icon_path); |
| } |
| return true; |
| } |
| |
| } // namespace manifest_handler_helpers |
| |
| } // namespace extensions |