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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 MOJO_SERVICES_CATALOG_CATALOG_H_
#define MOJO_SERVICES_CATALOG_CATALOG_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 "mojo/services/catalog/entry.h"
#include "mojo/services/catalog/public/interfaces/catalog.mojom.h"
#include "mojo/services/catalog/public/interfaces/resolver.mojom.h"
#include "mojo/services/catalog/store.h"
#include "mojo/shell/public/cpp/interface_factory.h"
#include "mojo/shell/public/interfaces/shell_resolver.mojom.h"
#include "url/gurl.h"
namespace catalog {
class Store;
class Catalog : public mojom::Resolver,
public mojo::shell::mojom::ShellResolver,
public mojom::Catalog {
public:
Catalog(base::TaskRunner* blocking_pool, scoped_ptr<Store> store);
~Catalog() override;
void BindResolver(mojom::ResolverRequest request);
void BindShellResolver(mojo::shell::mojom::ShellResolverRequest request);
void BindCatalog(mojom::CatalogRequest request);
private:
using MojoNameAliasMap =
std::map<std::string, std::pair<std::string, std::string>>;
// mojom::Resolver:
void ResolveResponse(
mojo::URLResponsePtr response,
const ResolveResponseCallback& callback) override;
void ResolveInterfaces(mojo::Array<mojo::String> interfaces,
const ResolveInterfacesCallback& callback) override;
void ResolveMIMEType(const mojo::String& mime_type,
const ResolveMIMETypeCallback& callback) override;
void ResolveProtocolScheme(
const mojo::String& scheme,
const ResolveProtocolSchemeCallback& callback) override;
// mojo::shell::mojom::ShellResolver:
void ResolveMojoName(const mojo::String& mojo_name,
const ResolveMojoNameCallback& callback) override;
// mojom::Catalog:
void GetEntries(mojo::Array<mojo::String> names,
const GetEntriesCallback& callback) override;
// Completes resolving a Mojo name from the Shell after the resolved name has
// been added to the catalog and the manifest read.
void CompleteResolveMojoName(const std::string& resolved_name,
const std::string& qualifier,
const ResolveMojoNameCallback& callback);
bool IsNameInCatalog(const std::string& name) const;
// Called from ResolveMojoName().
// Attempts to load a manifest for |name|, reads it and adds its metadata to
// the catalog.
void AddNameToCatalog(const std::string& name,
const ResolveMojoNameCallback& callback);
// Populate/serialize the catalog from/to the supplied store.
void DeserializeCatalog();
void SerializeCatalog();
// Construct a catalog entry from |dictionary|.
scoped_ptr<Entry> DeserializeApplication(
const base::DictionaryValue* dictionary);
GURL GetManifestURL(const std::string& name);
// Called once the manifest has been read. |pm| may be null at this point,
// but |callback| must be run.
static void OnReadManifest(base::WeakPtr<Catalog> catalog,
const std::string& name,
const ResolveMojoNameCallback& callback,
scoped_ptr<base::Value> manifest);
// Called once the manifest is read and |this| hasn't been deleted.
void OnReadManifestImpl(const std::string& name,
const ResolveMojoNameCallback& callback,
scoped_ptr<base::Value> manifest);
base::TaskRunner* blocking_pool_;
GURL system_package_dir_;
mojo::BindingSet<mojom::Resolver> resolver_bindings_;
mojo::BindingSet<mojo::shell::mojom::ShellResolver> shell_resolver_bindings_;
mojo::BindingSet<mojom::Catalog> catalog_bindings_;
scoped_ptr<Store> store_;
std::map<std::string, Entry> catalog_;
// Used when an app handles multiple names. Maps from app (as name) to name of
// app that is responsible for handling it. The value is a pair of the name of
// the handler along with a qualifier.
MojoNameAliasMap mojo_name_aliases_;
std::map<std::string, std::string> qualifiers_;
base::WeakPtrFactory<Catalog> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(Catalog);
};
} // namespace catalog
#endif // MOJO_SERVICES_CATALOG_CATALOG_H_
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