serenity/Services/ProtocolServer/GeminiDownload.cpp
AnotherTest 013cb76d77 LibGemini: Implement rendering text/gemini documents to HTML
This also sets Content-Type to whatever 'meta' contains on success, to
allow the browser to pick up what the document contains.
2020-05-17 16:35:42 +02:00

76 lines
3 KiB
C++

/*
* Copyright (c) 2020, The SerenityOS developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <LibGemini/GeminiJob.h>
#include <LibGemini/GeminiResponse.h>
#include <ProtocolServer/GeminiDownload.h>
namespace ProtocolServer {
GeminiDownload::GeminiDownload(ClientConnection& client, NonnullRefPtr<Gemini::GeminiJob> job)
: Download(client)
, m_job(job)
{
m_job->on_finish = [this](bool success) {
if (auto* response = m_job->response()) {
set_payload(response->payload());
if (!response->meta().is_empty()) {
HashMap<String, String, CaseInsensitiveStringTraits> headers;
headers.set("meta", response->meta());
// Note: We're setting content-type to meta only on status==SUCCESS
// we should prehaps have a better mechanism for this, since we
// are already shoehorning the concept of "headers" here
if (response->status() >= 20 && response->status() < 30) {
headers.set("content-type", response->meta());
}
set_response_headers(headers);
}
}
// signal 100% download progress so any listeners can react
// appropriately
did_progress(downloaded_size(), downloaded_size());
did_finish(success);
};
m_job->on_progress = [this](Optional<u32> total, u32 current) {
did_progress(total, current);
};
}
GeminiDownload::~GeminiDownload()
{
m_job->on_finish = nullptr;
m_job->on_progress = nullptr;
m_job->shutdown();
}
NonnullOwnPtr<GeminiDownload> GeminiDownload::create_with_job(Badge<GeminiProtocol>, ClientConnection& client, NonnullRefPtr<Gemini::GeminiJob> job)
{
return adopt_own(*new GeminiDownload(client, move(job)));
}
}