mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
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63 lines
1.8 KiB
C++
63 lines
1.8 KiB
C++
/* The Universal Data-exchange API.
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*
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* Author: Steffen Vogel <post@steffenvogel.de>
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* SPDX-FileCopyrightText: 2014-2023 Institute for Automation of Complex Power Systems, RWTH Aachen University
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <villas/api/requests/universal.hpp>
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#include <villas/api/response.hpp>
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#include <villas/utils.hpp>
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namespace villas {
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namespace node {
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namespace api {
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namespace universal {
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class SignalsRequest : public UniversalRequest {
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public:
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using UniversalRequest::UniversalRequest;
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virtual Response *execute() {
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if (method != Session::Method::GET)
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throw InvalidMethod(this);
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if (body != nullptr)
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throw BadRequest("This endpoint does not accept any body data");
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auto *json_sigs = json_array();
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for (size_t i = 0; i < MIN(api_node->getOutputSignals()->size(),
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api_node->write.channels.size());
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i++) {
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auto sig = api_node->getOutputSignals()->at(i);
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auto ch = api_node->write.channels.at(i);
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auto *json_sig = ch->toJson(sig);
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json_array_append(json_sigs, json_sig);
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}
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for (size_t i = 0; i < MIN(api_node->getInputSignals()->size(),
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api_node->read.channels.size());
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i++) {
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auto sig = api_node->getInputSignals()->at(i);
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auto ch = api_node->read.channels.at(i);
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auto *json_sig = ch->toJson(sig);
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json_array_append(json_sigs, json_sig);
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}
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return new JsonResponse(session, HTTP_STATUS_OK, json_sigs);
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}
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};
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// Register API requests
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static char n[] = "universal/channels";
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static char r[] = "/universal/(" RE_NODE_NAME ")/channels";
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static char d[] = "Get channels of universal data-exchange API node";
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static RequestPlugin<SignalsRequest, n, r, d> p;
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} // namespace universal
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} // namespace api
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} // namespace node
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} // namespace villas
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