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/*
* Copyright (c) 2021, Brandon Scott <xeon.productions@gmail.com>
* Copyright (c) 2020, Hunter Salyer <thefalsehonesty@gmail.com>
* Copyright (c) 2021-2022, Sam Atkins <atkinssj@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "WebContentConsoleClient.h"
#include <AK/TemporaryChange.h>
#include <LibJS/Interpreter.h>
#include <LibJS/MarkupGenerator.h>
#include <LibJS/Runtime/AbstractOperations.h>
#include <LibJS/Runtime/ObjectEnvironment.h>
#include <LibWeb/HTML/PolicyContainers.h>
#include <LibWeb/HTML/Scripting/ClassicScript.h>
#include <LibWeb/HTML/Scripting/Environments.h>
#include <LibWeb/HTML/Window.h>
#include <WebContent/ConsoleGlobalEnvironmentExtensions.h>
namespace WebContent {
WebContentConsoleClient::WebContentConsoleClient(JS::Console& console, JS::Realm& realm, ConnectionFromClient& client)
: ConsoleClient(console)
, m_client(client)
{
auto& window = verify_cast<Web::HTML::Window>(realm.global_object());
m_console_global_environment_extensions = realm.heap().allocate<ConsoleGlobalEnvironmentExtensions>(realm, realm, window).release_allocated_value_but_fixme_should_propagate_errors().ptr();
}
void WebContentConsoleClient::handle_input(DeprecatedString const& js_source)
{
if (!m_console_global_environment_extensions)
return;
auto& settings = Web::HTML::relevant_settings_object(*m_console_global_environment_extensions);
auto script = Web::HTML::ClassicScript::create("(console)", js_source, settings, settings.api_base_url());
JS::NonnullGCPtr<JS::Environment> with_scope = JS::new_object_environment(*m_console_global_environment_extensions, true, &settings.realm().global_environment());
// FIXME: Add parse error printouts back once ClassicScript can report parse errors.
auto result = script->run(Web::HTML::ClassicScript::RethrowErrors::No, with_scope);
if (result.value().has_value()) {
m_console_global_environment_extensions->set_most_recent_result(result.value().value());
print_html(JS::MarkupGenerator::html_from_value(*result.value()).release_value_but_fixme_should_propagate_errors().to_deprecated_string());
}
}
void WebContentConsoleClient::report_exception(JS::Error const& exception, bool in_promise)
{
print_html(JS::MarkupGenerator::html_from_error(exception, in_promise).release_value_but_fixme_should_propagate_errors().to_deprecated_string());
}
void WebContentConsoleClient::print_html(DeprecatedString const& line)
{
m_message_log.append({ .type = ConsoleOutput::Type::HTML, .data = line });
m_client.async_did_output_js_console_message(m_message_log.size() - 1);
}
void WebContentConsoleClient::clear_output()
{
m_message_log.append({ .type = ConsoleOutput::Type::Clear, .data = "" });
m_client.async_did_output_js_console_message(m_message_log.size() - 1);
}
void WebContentConsoleClient::begin_group(DeprecatedString const& label, bool start_expanded)
{
m_message_log.append({ .type = start_expanded ? ConsoleOutput::Type::BeginGroup : ConsoleOutput::Type::BeginGroupCollapsed, .data = label });
m_client.async_did_output_js_console_message(m_message_log.size() - 1);
}
void WebContentConsoleClient::end_group()
{
m_message_log.append({ .type = ConsoleOutput::Type::EndGroup, .data = "" });
m_client.async_did_output_js_console_message(m_message_log.size() - 1);
}
void WebContentConsoleClient::send_messages(i32 start_index)
{
// FIXME: Cap the number of messages we send at once?
auto messages_to_send = m_message_log.size() - start_index;
if (messages_to_send < 1) {
// When the console is first created, it requests any messages that happened before
// then, by requesting with start_index=0. If we don't have any messages at all, that
// is still a valid request, and we can just ignore it.
if (start_index != 0)
m_client.did_misbehave("Requested non-existent console message index.");
return;
}
// FIXME: Replace with a single Vector of message structs
Vector<DeprecatedString> message_types;
Vector<DeprecatedString> messages;
message_types.ensure_capacity(messages_to_send);
messages.ensure_capacity(messages_to_send);
for (size_t i = start_index; i < m_message_log.size(); i++) {
auto& message = m_message_log[i];
switch (message.type) {
case ConsoleOutput::Type::HTML:
message_types.append("html"sv);
break;
case ConsoleOutput::Type::Clear:
message_types.append("clear"sv);
break;
case ConsoleOutput::Type::BeginGroup:
message_types.append("group"sv);
break;
case ConsoleOutput::Type::BeginGroupCollapsed:
message_types.append("groupCollapsed"sv);
break;
case ConsoleOutput::Type::EndGroup:
message_types.append("groupEnd"sv);
break;
}
messages.append(message.data);
}
m_client.async_did_get_js_console_messages(start_index, message_types, messages);
}
void WebContentConsoleClient::clear()
{
clear_output();
}
// 2.3. Printer(logLevel, args[, options]), https://console.spec.whatwg.org/#printer
JS::ThrowCompletionOr<JS::Value> WebContentConsoleClient::printer(JS::Console::LogLevel log_level, PrinterArguments arguments)
{
auto styling = escape_html_entities(m_current_message_style.string_view());
m_current_message_style.clear();
if (log_level == JS::Console::LogLevel::Trace) {
auto trace = arguments.get<JS::Console::Trace>();
StringBuilder html;
if (!trace.label.is_empty())
html.appendff("<span class='title' style='{}'>{}</span><br>", styling, escape_html_entities(trace.label));
html.append("<span class='trace'>"sv);
for (auto& function_name : trace.stack)
html.appendff("-> {}<br>", escape_html_entities(function_name));
html.append("</span>"sv);
print_html(html.string_view());
return JS::js_undefined();
}
if (log_level == JS::Console::LogLevel::Group || log_level == JS::Console::LogLevel::GroupCollapsed) {
auto group = arguments.get<JS::Console::Group>();
begin_group(DeprecatedString::formatted("<span style='{}'>{}</span>", styling, escape_html_entities(group.label)), log_level == JS::Console::LogLevel::Group);
return JS::js_undefined();
}
auto output = DeprecatedString::join(' ', arguments.get<JS::MarkedVector<JS::Value>>());
m_console.output_debug_message(log_level, output);
StringBuilder html;
switch (log_level) {
case JS::Console::LogLevel::Debug:
html.appendff("<span class=\"debug\" style=\"{}\">(d) "sv, styling);
break;
case JS::Console::LogLevel::Error:
html.appendff("<span class=\"error\" style=\"{}\">(e) "sv, styling);
break;
case JS::Console::LogLevel::Info:
html.appendff("<span class=\"info\" style=\"{}\">(i) "sv, styling);
break;
case JS::Console::LogLevel::Log:
html.appendff("<span class=\"log\" style=\"{}\"> "sv, styling);
break;
case JS::Console::LogLevel::Warn:
case JS::Console::LogLevel::CountReset:
html.appendff("<span class=\"warn\" style=\"{}\">(w) "sv, styling);
break;
default:
html.appendff("<span style=\"{}\">"sv, styling);
break;
}
html.append(escape_html_entities(output));
html.append("</span>"sv);
print_html(html.string_view());
return JS::js_undefined();
}
}
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