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GHttp: Rename GHttpNetworkJob => GHttpJob. And tidy up a little bit.

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This commit is contained in:
Andreas Kling 2019-04-08 02:24:34 +02:00
parent 37ae00a4dd
commit 7fcca0ce4b
4 changed files with 15 additions and 16 deletions
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101
LibGUI/GHttpJob.cpp Normal file
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@ -0,0 +1,101 @@
#include <LibGUI/GHttpJob.h>
#include <LibGUI/GHttpResponse.h>
#include <LibGUI/GTCPSocket.h>
#include <stdio.h>
#include <unistd.h>
GHttpJob::GHttpJob(const GHttpRequest& request)
: m_request(request)
{
}
GHttpJob::~GHttpJob()
{
}
void GHttpJob::start()
{
ASSERT(!m_socket);
m_socket = new GTCPSocket(this);
int success = m_socket->connect(m_request.hostname(), m_request.port());
if (!success)
return did_fail(GNetworkJob::Error::ConnectionFailed);
auto raw_request = m_request.to_raw_request();
printf("raw_request:\n%s\n", raw_request.pointer());
success = m_socket->send(raw_request);
if (!success)
return deferred_invoke([this](auto&){ did_fail(GNetworkJob::Error::TransmissionFailed); });
Vector<byte> buffer;
while (m_socket->is_connected()) {
if (m_state == State::InStatus) {
while (!m_socket->can_read_line())
usleep(1);
ASSERT(m_socket->can_read_line());
auto line = m_socket->read_line(PAGE_SIZE);
if (line.is_null()) {
printf("Expected HTTP status\n");
return deferred_invoke([this](auto&){ did_fail(GNetworkJob::Error::TransmissionFailed); });
}
auto parts = String::from_byte_buffer(line, Chomp).split(' ');
if (parts.size() < 3) {
printf("Expected 3-part HTTP status, got '%s'\n", line.pointer());
return deferred_invoke([this](auto&){ did_fail(GNetworkJob::Error::ProtocolFailed); });
}
bool ok;
m_code = parts[1].to_uint(ok);
if (!ok) {
printf("Expected numeric HTTP status\n");
return deferred_invoke([this](auto&){ did_fail(GNetworkJob::Error::ProtocolFailed); });
}
m_state = State::InHeaders;
continue;
}
if (m_state == State::InHeaders) {
while (!m_socket->can_read_line())
usleep(1);
auto line = m_socket->read_line(PAGE_SIZE);
if (line.is_null()) {
printf("Expected HTTP header\n");
return did_fail(GNetworkJob::Error::ProtocolFailed);
}
auto chomped_line = String::from_byte_buffer(line, Chomp);
if (chomped_line.is_empty()) {
m_state = State::InBody;
continue;
}
auto parts = chomped_line.split(':');
if (parts.is_empty()) {
printf("Expected HTTP header with key/value\n");
return deferred_invoke([this](auto&){ did_fail(GNetworkJob::Error::ProtocolFailed); });
}
auto name = parts[0];
if (chomped_line.length() < name.length() + 2) {
printf("Malformed HTTP header: '%s' (%d)\n", chomped_line.characters(), chomped_line.length());
return deferred_invoke([this](auto&){ did_fail(GNetworkJob::Error::ProtocolFailed); });
}
auto value = chomped_line.substring(name.length() + 2, chomped_line.length() - name.length() - 2);
m_headers.set(name, value);
printf("[%s] = '%s'\n", name.characters(), value.characters());
continue;
}
ASSERT(m_state == State::InBody);
auto payload = m_socket->receive(PAGE_SIZE);
if (!payload) {
if (m_socket->eof()) {
m_state = State::Finished;
break;
}
return deferred_invoke([this](auto&){ did_fail(GNetworkJob::Error::ProtocolFailed); });
}
buffer.append(payload.pointer(), payload.size());
}
auto response = GHttpResponse::create(m_code, move(m_headers), ByteBuffer::copy(buffer.data(), buffer.size()));
deferred_invoke([this, response] (auto&) {
did_finish(move(response));
});
}