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/*
* Copyright (c) 2021, Luke Wilde <lukew@serenityos.org>
* Copyright (c) 2022, Linus Groh <linusg@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/URL.h>
#include <LibJS/Runtime/ExecutionContext.h>
#include <LibJS/Runtime/GlobalObject.h>
#include <LibJS/Runtime/Object.h>
#include <LibJS/Runtime/Realm.h>
#include <LibWeb/HTML/EventLoop/EventLoop.h>
#include <LibWeb/HTML/Origin.h>
#include <LibWeb/HTML/Scripting/ModuleMap.h>
namespace Web::HTML {
// https://html.spec.whatwg.org/multipage/webappapis.html#environment
struct Environment {
virtual ~Environment() = default;
// An id https://html.spec.whatwg.org/multipage/webappapis.html#concept-environment-id
DeprecatedString id;
// https://html.spec.whatwg.org/multipage/webappapis.html#concept-environment-creation-url
AK::URL creation_url;
// https://html.spec.whatwg.org/multipage/webappapis.html#concept-environment-top-level-creation-url
AK::URL top_level_creation_url;
// https://html.spec.whatwg.org/multipage/webappapis.html#concept-environment-top-level-origin
Origin top_level_origin;
// https://html.spec.whatwg.org/multipage/webappapis.html#concept-environment-target-browsing-context
JS::GCPtr<BrowsingContext> target_browsing_context;
// FIXME: An active service worker https://html.spec.whatwg.org/multipage/webappapis.html#concept-environment-active-service-worker
// https://html.spec.whatwg.org/multipage/webappapis.html#concept-environment-execution-ready-flag
bool execution_ready { false };
};
enum class CanUseCrossOriginIsolatedAPIs {
No,
Yes,
};
enum class RunScriptDecision {
Run,
DoNotRun,
};
// https://html.spec.whatwg.org/multipage/webappapis.html#environment-settings-object
struct EnvironmentSettingsObject
: public JS::Cell
, public Environment {
JS_CELL(EnvironmentSettingsObject, JS::Cell);
virtual ~EnvironmentSettingsObject() override;
// https://html.spec.whatwg.org/multipage/webappapis.html#concept-environment-target-browsing-context
JS::ExecutionContext& realm_execution_context();
// https://html.spec.whatwg.org/multipage/webappapis.html#concept-settings-object-module-map
ModuleMap& module_map();
// https://html.spec.whatwg.org/multipage/webappapis.html#responsible-document
virtual JS::GCPtr<DOM::Document> responsible_document() = 0;
// https://html.spec.whatwg.org/multipage/webappapis.html#api-url-character-encoding
virtual DeprecatedString api_url_character_encoding() = 0;
// https://html.spec.whatwg.org/multipage/webappapis.html#api-base-url
virtual AK::URL api_base_url() = 0;
// https://html.spec.whatwg.org/multipage/webappapis.html#concept-settings-object-origin
virtual Origin origin() = 0;
// A policy container https://html.spec.whatwg.org/multipage/webappapis.html#concept-settings-object-policy-container
virtual PolicyContainer policy_container() = 0;
// https://html.spec.whatwg.org/multipage/webappapis.html#concept-settings-object-cross-origin-isolated-capability
virtual CanUseCrossOriginIsolatedAPIs cross_origin_isolated_capability() = 0;
AK::URL parse_url(StringView);
JS::Realm& realm();
JS::Object& global_object();
EventLoop& responsible_event_loop();
RunScriptDecision can_run_script();
void prepare_to_run_script();
void clean_up_after_running_script();
void prepare_to_run_callback();
void clean_up_after_running_callback();
void push_onto_outstanding_rejected_promises_weak_set(JS::Promise*);
// Returns true if removed, false otherwise.
bool remove_from_outstanding_rejected_promises_weak_set(JS::Promise*);
void push_onto_about_to_be_notified_rejected_promises_list(JS::NonnullGCPtr<JS::Promise>);
// Returns true if removed, false otherwise.
bool remove_from_about_to_be_notified_rejected_promises_list(JS::NonnullGCPtr<JS::Promise>);
void notify_about_rejected_promises(Badge<EventLoop>);
bool is_scripting_enabled() const;
bool is_scripting_disabled() const;
bool module_type_allowed(DeprecatedString const& module_type) const;
void disallow_further_import_maps();
protected:
explicit EnvironmentSettingsObject(NonnullOwnPtr<JS::ExecutionContext>);
virtual void visit_edges(Cell::Visitor&) override;
private:
NonnullOwnPtr<JS::ExecutionContext> m_realm_execution_context;
ModuleMap m_module_map;
EventLoop* m_responsible_event_loop { nullptr };
// https://html.spec.whatwg.org/multipage/webappapis.html#outstanding-rejected-promises-weak-set
// The outstanding rejected promises weak set must not create strong references to any of its members, and implementations are free to limit its size, e.g. by removing old entries from it when new ones are added.
Vector<JS::Promise*> m_outstanding_rejected_promises_weak_set;
// https://html.spec.whatwg.org/multipage/webappapis.html#about-to-be-notified-rejected-promises-list
Vector<JS::Handle<JS::Promise>> m_about_to_be_notified_rejected_promises_list;
};
EnvironmentSettingsObject& incumbent_settings_object();
JS::Realm& incumbent_realm();
JS::Object& incumbent_global_object();
EnvironmentSettingsObject& current_settings_object();
JS::Object& current_global_object();
JS::Realm& relevant_realm(JS::Object const&);
EnvironmentSettingsObject& relevant_settings_object(JS::Object const&);
EnvironmentSettingsObject& relevant_settings_object(DOM::Node const&);
JS::Object& relevant_global_object(JS::Object const&);
JS::Realm& entry_realm();
EnvironmentSettingsObject& entry_settings_object();
JS::Object& entry_global_object();
[[nodiscard]] bool is_secure_context(Environment const&);
[[nodiscard]] bool is_non_secure_context(Environment const&);
}
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