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// Copyright 2013 The Chromium Authors
// 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/sandboxed_page_info.h"
#include <stddef.h>
#include <memory>
#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/error_utils.h"
#include "extensions/common/manifest_constants.h"
#include "extensions/common/url_pattern.h"
namespace extensions {
namespace keys = extensions::manifest_keys;
namespace errors = manifest_errors;
namespace {
static base::LazyInstance<SandboxedPageInfo>::DestructorAtExit
g_empty_sandboxed_info = LAZY_INSTANCE_INITIALIZER;
const SandboxedPageInfo& GetSandboxedPageInfo(const Extension* extension) {
SandboxedPageInfo* info = static_cast<SandboxedPageInfo*>(
extension->GetManifestData(keys::kSandboxedPages));
return info ? *info : g_empty_sandboxed_info.Get();
}
} // namespace
SandboxedPageInfo::SandboxedPageInfo() = default;
SandboxedPageInfo::~SandboxedPageInfo() = default;
const URLPatternSet& SandboxedPageInfo::GetPages(const Extension* extension) {
return GetSandboxedPageInfo(extension).pages;
}
bool SandboxedPageInfo::IsSandboxedPage(const Extension* extension,
const std::string& relative_path) {
return extension->ResourceMatches(GetPages(extension), relative_path);
}
SandboxedPageHandler::SandboxedPageHandler() = default;
SandboxedPageHandler::~SandboxedPageHandler() = default;
bool SandboxedPageHandler::Parse(Extension* extension, std::u16string* error) {
std::unique_ptr<SandboxedPageInfo> sandboxed_info(new SandboxedPageInfo);
const base::Value* list_value = nullptr;
if (!extension->manifest()->GetList(keys::kSandboxedPages, &list_value)) {
*error = errors::kInvalidSandboxedPagesList;
return false;
}
const base::Value::List& list = list_value->GetList();
for (size_t i = 0; i < list.size(); ++i) {
if (!list[i].is_string()) {
*error = ErrorUtils::FormatErrorMessageUTF16(
errors::kInvalidSandboxedPage, base::NumberToString(i));
return false;
}
std::string relative_path = list[i].GetString();
URLPattern pattern(URLPattern::SCHEME_EXTENSION);
if (pattern.Parse(extension->url().spec()) !=
URLPattern::ParseResult::kSuccess) {
*error = ErrorUtils::FormatErrorMessageUTF16(
errors::kInvalidURLPatternError, extension->url().spec());
return false;
}
while (relative_path[0] == '/')
relative_path = relative_path.substr(1, relative_path.length() - 1);
pattern.SetPath(pattern.path() + relative_path);
sandboxed_info->pages.AddPattern(pattern);
}
extension->SetManifestData(keys::kSandboxedPages, std::move(sandboxed_info));
return true;
}
base::span<const char* const> SandboxedPageHandler::Keys() const {
static constexpr const char* kKeys[] = {keys::kSandboxedPages};
return kKeys;
}
} // namespace extensions
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