RetroShare/jsonapi-generator/src/async-method-wrapper-template.cpp.tmpl
2018-09-01 15:29:09 +02:00

78 lines
2.3 KiB
Cheetah

/*
* RetroShare JSON API
* Copyright (C) 2018 Gioacchino Mazzurco <gio@eigenlab.org>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
registerHandler("$%apiPath%$",
[$%captureVars%$](const std::shared_ptr<rb::Session> session)
{
const std::multimap<std::string, std::string> headers
{
{ "Connection", "keep-alive" },
{ "Content-Type", "text/event-stream" }
};
session->yield(rb::OK, headers);
size_t reqSize = session->get_request()->get_header("Content-Length", 0);
session->fetch( reqSize, [$%captureVars%$](
const std::shared_ptr<rb::Session> session,
const rb::Bytes& body )
{
RsGenericSerializer::SerializeContext cReq(
nullptr, 0,
RsGenericSerializer::SERIALIZATION_FLAG_YIELDING );
RsJson& jReq(cReq.mJson);
jReq.Parse(reinterpret_cast<const char*>(body.data()), body.size());
RsGenericSerializer::SerializeContext cAns;
RsJson& jAns(cAns.mJson);
// if caller specified caller_data put it back in the answhere
const char kcd[] = "caller_data";
if(jReq.HasMember(kcd))
jAns.AddMember(kcd, jReq[kcd], jAns.GetAllocator());
if( !checkRsServicePtrReady(
$%instanceName%$, "$%instanceName%$", cAns, session ) )
return;
$%paramsDeclaration%$
$%inputParamsDeserialization%$
$%callbackName%$ = [session]($%callbackParams%$)
{
$%callbackParamsSerialization%$
std::stringstream message;
message << "data: " << compactJSON << ctx.mJson << "\n\n";
session->yield(message.str());
$%sessionEarlyClose%$
};
$%functionCall%$
$%outputParamsSerialization%$
// return them to the API caller
std::stringstream message;
message << "data: " << compactJSON << cAns.mJson << "\n\n";
session->yield(message.str());
$%sessionDelayedClose%$
} );
});