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88 lines
3.7 KiB
C++
88 lines
3.7 KiB
C++
/*
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* Copyright (c) 2024-2025, Shannon Booth <shannon@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibWeb/HTML/Scripting/Environments.h>
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#include <LibWeb/HTML/TraversableNavigable.h>
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#include <LibWeb/HTML/Window.h>
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#include <LibWeb/StorageAPI/StorageBottle.h>
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#include <LibWeb/StorageAPI/StorageEndpoint.h>
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#include <LibWeb/StorageAPI/StorageShed.h>
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namespace Web::StorageAPI {
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StorageBucket::StorageBucket(StorageType type)
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{
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// 1. Let bucket be null.
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// 2. If type is "local", then set bucket to a new local storage bucket.
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// 3. Otherwise:
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// 1. Assert: type is "session".
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// 2. Set bucket to a new session storage bucket.
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// 4. For each endpoint of registered storage endpoints whose types contain type, set bucket’s bottle map[endpoint’s identifier] to a new storage bottle whose quota is endpoint’s quota.
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for (auto const& endpoint : StorageEndpoint::registered_endpoints()) {
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if (endpoint.type == type)
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bottle_map.set(endpoint.identifier, StorageBottle::create(endpoint.quota));
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}
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// 5. Return bucket.
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}
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// https://storage.spec.whatwg.org/#obtain-a-storage-bottle-map
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RefPtr<StorageBottle> obtain_a_storage_bottle_map(StorageType type, HTML::EnvironmentSettingsObject& environment, StringView identifier)
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{
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// 1. Let shed be null.
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StorageShed* shed = nullptr;
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// 2. If type is "local", then set shed to the user agent’s storage shed.
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if (type == StorageType::Local) {
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shed = &user_agent_storage_shed();
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}
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// 3. Otherwise:
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else {
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// 1. Assert: type is "session".
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VERIFY(type == StorageType::Session);
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// 2. Set shed to environment’s global object’s associated Document’s node navigable’s traversable navigable’s storage shed.
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shed = &as<HTML::Window>(environment.global_object()).associated_document().navigable()->traversable_navigable()->storage_shed();
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}
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// 4. Let shelf be the result of running obtain a storage shelf, with shed, environment, and type.
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VERIFY(shed);
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auto shelf = shed->obtain_a_storage_shelf(environment, type);
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// 5. If shelf is failure, then return failure.
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if (!shelf.has_value())
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return {};
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// 6. Let bucket be shelf’s bucket map["default"].
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auto& bucket = shelf->bucket_map.get("default"sv).value();
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// 7. Let bottle be bucket’s bottle map[identifier].
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auto bottle = bucket.bottle_map.get(identifier).value();
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// 8. Let proxyMap be a new storage proxy map whose backing map is bottle’s map.
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// 9. Append proxyMap to bottle’s proxy map reference set.
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// 10. Return proxyMap.
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return bottle->proxy();
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}
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// https://storage.spec.whatwg.org/#obtain-a-session-storage-bottle-map
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RefPtr<StorageBottle> obtain_a_session_storage_bottle_map(HTML::EnvironmentSettingsObject& environment, StringView identifier)
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{
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// To obtain a session storage bottle map, given an environment settings object environment and storage identifier identifier,
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// return the result of running obtain a storage bottle map with "session", environment, and identifier.
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return obtain_a_storage_bottle_map(StorageType::Session, environment, identifier);
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}
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// https://storage.spec.whatwg.org/#obtain-a-local-storage-bottle-map
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RefPtr<StorageBottle> obtain_a_local_storage_bottle_map(HTML::EnvironmentSettingsObject& environment, StringView identifier)
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{
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// To obtain a local storage bottle map, given an environment settings object environment and storage identifier identifier,
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// return the result of running obtain a storage bottle map with "local", environment, and identifier.
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return obtain_a_storage_bottle_map(StorageType::Local, environment, identifier);
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}
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}
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