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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_EXTENSIONS_API_PERMISSIONS_PERMISSIONS_API_HELPERS_H_
#define CHROME_BROWSER_EXTENSIONS_API_PERMISSIONS_PERMISSIONS_API_HELPERS_H_
#include <memory>
#include <string>
#include "extensions/common/permissions/api_permission_set.h"
#include "extensions/common/url_pattern_set.h"
namespace extensions {
class PermissionSet;
namespace api {
namespace permissions {
struct Permissions;
}
} // namespace api
namespace permissions_api_helpers {
// Converts the permission `set` to a permissions object.
std::unique_ptr<api::permissions::Permissions> PackPermissionSet(
const PermissionSet& set);
// The result of unpacking the API permissions object.
struct UnpackPermissionSetResult {
UnpackPermissionSetResult();
~UnpackPermissionSetResult();
// API permissions that are in the extension's "required" permission set.
APIPermissionSet required_apis;
// Explicit hosts that are in the extension's "required" permission set.
URLPatternSet required_explicit_hosts;
// Scriptable hosts that are in the extension's "required" permission set.
URLPatternSet required_scriptable_hosts;
// API permissions that are in the extension's "optional" permission set.
APIPermissionSet optional_apis;
// Explicit hosts that are in the extension's "optional" permission set.
URLPatternSet optional_explicit_hosts;
// API permissions that were not listed in the extension's permissions.
APIPermissionSet unlisted_apis;
// Host permissions that were not listed in the extension's permissions.
URLPatternSet unlisted_hosts;
// Special case: restricted file:-scheme patterns. These are populated with
// the patterns that are explicitly related to file:-schemes if the extension
// does *not* have file access.
// Consider unpacking ["<all_urls>", "file:///*"]:
// - If the extension does *not* have file access:
// * <all_urls> will be unpacked normally, but will not include
// URLPattern::SCHEME_FILE as a valid scheme.
// * file:///* will be included in restricted_file_scheme_patterns, because
// it is restricted and cannot be granted without explicit access from the
// chrome://extensions page.
// - If the extension *has* file access:
// * <all_urls> will be unpacked normally, and will include
// URLPattern::SCHEME_FILE as a valid scheme.
// * file:///* will be unpacked normally (`restricted_file_scheme_patterns`
// will be empty).
URLPatternSet restricted_file_scheme_patterns;
};
// Parses the `permissions_input` object, and partitions permissions into the
// result. `required_permissions` and `optional_permissions` are the required
// and optional permissions specified in the extension's manifest, used for
// separating permissions. `has_file_access` is used to determine whether the
// file:-scheme is valid for host permissions. If file access is allowed,
// <all_urls> will match the file:-scheme (otherwise, it will not). Patterns
// that specifically specify "file:" will be parsed regardless (and placed into
// restricted_file_scheme_patterns if file access is disallowed). If an error is
// detected (e.g., an unknown API permission, invalid URL pattern, or API that
// doesn't support being optional), `error` is populated and null is returned.
std::unique_ptr<UnpackPermissionSetResult> UnpackPermissionSet(
const api::permissions::Permissions& permissions_input,
const PermissionSet& required_permissions,
const PermissionSet& optional_permissions,
bool has_file_access,
std::string* error);
} // namespace permissions_api_helpers
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_API_PERMISSIONS_PERMISSIONS_API_HELPERS_H_
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