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// Copyright 2016 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.
#ifndef SERVICES_CATALOG_INSTANCE_H_
#define SERVICES_CATALOG_INSTANCE_H_
#include "base/files/file_path.h"
#include "base/memory/weak_ptr.h"
#include "base/path_service.h"
#include "base/values.h"
#include "mojo/public/cpp/bindings/binding_set.h"
#include "services/catalog/entry.h"
#include "services/catalog/public/interfaces/catalog.mojom.h"
#include "services/catalog/store.h"
#include "services/catalog/types.h"
#include "services/shell/public/cpp/interface_factory.h"
#include "services/shell/public/interfaces/resolver.mojom.h"
namespace catalog {
class Reader;
class Store;
class Instance : public shell::mojom::Resolver,
public mojom::Catalog {
public:
// |manifest_provider| may be null.
Instance(std::unique_ptr<Store> store, Reader* system_reader);
~Instance() override;
void BindResolver(shell::mojom::ResolverRequest request);
void BindCatalog(mojom::CatalogRequest request);
// Called when |cache| has been populated by a directory scan.
void CacheReady(EntryCache* cache);
private:
// shell::mojom::Resolver:
void ResolveMojoName(const mojo::String& mojo_name,
const ResolveMojoNameCallback& callback) override;
// mojom::Catalog:
void GetEntries(mojo::Array<mojo::String> names,
const GetEntriesCallback& callback) override;
void GetEntriesProvidingClass(
const mojo::String& clazz,
const GetEntriesProvidingClassCallback& callback) override;
void GetEntriesConsumingMIMEType(
const mojo::String& mime_type,
const GetEntriesConsumingMIMETypeCallback& callback) override;
void GetEntriesSupportingScheme(
const mojo::String& scheme,
const GetEntriesSupportingSchemeCallback& callback) override;
// Populate/serialize the cache from/to the supplied store.
void DeserializeCatalog();
void SerializeCatalog();
// Receives the result of manifest parsing, may be received after the
// catalog object that issued the request is destroyed.
static void OnReadManifest(base::WeakPtr<Instance> instance,
const std::string& mojo_name,
const ResolveMojoNameCallback& callback,
shell::mojom::ResolveResultPtr result);
// User-specific persistent storage of package manifests and other settings.
std::unique_ptr<Store> store_;
mojo::BindingSet<shell::mojom::Resolver> resolver_bindings_;
mojo::BindingSet<mojom::Catalog> catalog_bindings_;
Reader* system_reader_;
// A map of name -> Entry data structure for system-level packages (i.e. those
// that are visible to all users).
// TODO(beng): eventually add per-user applications.
EntryCache* system_cache_ = nullptr;
// We only bind requests for these interfaces once the catalog has been
// populated. These data structures queue requests until that happens.
std::vector<shell::mojom::ResolverRequest> pending_resolver_requests_;
std::vector<mojom::CatalogRequest> pending_catalog_requests_;
base::WeakPtrFactory<Instance> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(Instance);
};
} // namespace catalog
#endif // SERVICES_CATALOG_INSTANCE_H_