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cpp-restbed-server.api-source.mustache Maven / Gradle / Ivy
{{>licenseInfo}}
{{#operations}}
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include "{{classname}}.h"
{{#apiNamespaceDeclarations}}
namespace {{this}} {
{{/apiNamespaceDeclarations}}
using namespace {{modelNamespace}};
{{classname}}Exception::{{classname}}Exception(int status_code, std::string what)
: m_status(status_code),
m_what(what)
{
}
int {{classname}}Exception::getStatus() const
{
return m_status;
}
const char* {{classname}}Exception::what() const noexcept
{
return m_what.c_str();
}
template
std::shared_ptr extractJsonModelBodyParam(const std::string& bodyContent)
{
std::stringstream sstream(bodyContent);
boost::property_tree::ptree pt;
boost::property_tree::json_parser::read_json(sstream, pt);
auto model = std::make_shared(pt);
return model;
}
template
std::vector> extractJsonArrayBodyParam(const std::string& bodyContent)
{
std::stringstream sstream(bodyContent);
boost::property_tree::ptree pt;
boost::property_tree::json_parser::read_json(sstream, pt);
auto arrayRet = std::vector>();
for (const auto& child: pt) {
arrayRet.emplace_back(std::make_shared(child.second));
}
return arrayRet;
}
template
std::string convertMapResponse(const std::map& map)
{
boost::property_tree::ptree pt;
for(const auto &kv: map) {
pt.push_back(boost::property_tree::ptree::value_type(
boost::lexical_cast(kv.first),
boost::property_tree::ptree(
boost::lexical_cast(kv.second))));
}
std::stringstream sstream;
write_json(sstream, pt);
std::string result = sstream.str();
return result;
}
{{#operation}}
{{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource::{{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource(const std::string& context /* = "{{contextPath}}" */)
{
this->set_path(context + "{{path}}");
this->set_method_handler("{{httpMethod}}",
std::bind(&{{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource::handler_{{httpMethod}}_internal, this,
std::placeholders::_1));
{{#vendorExtensions.x-codegen-other-methods}}
this->set_method_handler("{{httpMethod}}",
std::bind(&{{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource::handler_{{httpMethod}}_internal, this,
std::placeholders::_1));
{{/vendorExtensions.x-codegen-other-methods}}
}
{{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource::~{{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource()
{
}
std::pair {{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource::handle{{classname}}Exception(const {{classname}}Exception& e)
{
return std::make_pair(e.getStatus(), e.what());
}
std::pair {{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource::handleStdException(const std::exception& e)
{
return std::make_pair(500, e.what());
}
std::pair {{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource::handleUnspecifiedException()
{
return std::make_pair(500, "Unknown exception occurred");
}
void {{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource::setResponseHeader(const std::shared_ptr& session, const std::string& header)
{
session->set_header(header, "");
}
void {{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource::returnResponse(const std::shared_ptr& session, const int status, const std::string& result, const std::string& contentType)
{
session->close(status, result, { {"Connection", "close"}, {"Content-Type", contentType} });
}
void {{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource::defaultSessionClose(const std::shared_ptr& session, const int status, const std::string& result)
{
session->close(status, result, { {"Connection", "close"} });
}
void {{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource::handler_{{httpMethod}}_internal(const std::shared_ptr session)
{
const auto request = session->get_request();
{{#hasBodyParam}}
std::string bodyContent = extractBodyContent(session);
// Get body params or form params here from the body content string
{{#allParams}}
{{#isModel}}
auto {{paramName}} = extractJsonModelBodyParam<{{{baseType}}}>(bodyContent);
{{/isModel}}
{{#isArray}}
auto {{paramName}} = extractJsonArrayBodyParam<{{{baseType}}}>(bodyContent);
{{/isArray}}
{{/allParams}}
{{/hasBodyParam}}
{{#hasPathParams}}
// Getting the path params
{{#pathParams}}
{{#isPrimitiveType}}
const {{{dataType}}} {{{paramName}}} = getPathParam_{{paramName}}(request);
{{/isPrimitiveType}}
{{/pathParams}}
{{/hasPathParams}}
{{#hasQueryParams}}
// Getting the query params
{{#queryParams}}
{{#isPrimitiveType}}
const {{{dataType}}} {{{paramName}}} = getQueryParam_{{paramName}}(request);
{{/isPrimitiveType}}
{{/queryParams}}
{{/hasQueryParams}}
{{#hasHeaderParams}}
// Getting the headers
{{#headerParams}}
{{#isPrimitiveType}}
const {{{dataType}}} {{{paramName}}} = getHeader_{{baseName}}(request);
{{/isPrimitiveType}}
{{/headerParams}}
{{/hasHeaderParams}}
int status_code = 500;
{{#returnType}}
{{{.}}} resultObject = {{{defaultResponse}}};
{{/returnType}}
std::string result = "";
try {
{{#returnType}}
std::tie(status_code, resultObject) =
{{/returnType}}
{{^returnType}}
status_code =
{{/returnType}}
handler_{{httpMethod}}({{#allParams}}{{paramName}}{{^-last}}, {{ / -last}}{{ / allParams}});
}
catch(const {{classname}}Exception& e) {
std::tie(status_code, result) = handle{{classname}}Exception(e);
}
catch(const std::exception& e) {
std::tie(status_code, result) = handleStdException(e);
}
catch(...) {
std::tie(status_code, result) = handleUnspecifiedException();
}
{{#responses}}
if (status_code == {{code}}) {
{{#returnType}}
{{#isModel}}
{{#isString}}
result = resultObject;
{{/isString}}
{{^isString}}
result = resultObject->toJsonString();
{{/isString}}
{{/isModel}}
{{#isMap}}
result = convertMapResponse(resultObject);
{{/isMap}}
{{/returnType}}
{{#headers}}
// Description: {{{description}}}
setResponseHeader(session, "{{baseName}}");
{{/headers}}
{{#primitiveType}}
const constexpr auto contentType = "text/plain";
{{/primitiveType}}
{{^primitiveType}}
const constexpr auto contentType = "application/json";
{{/primitiveType}}
returnResponse(session, {{code}}, result.empty() ? "{{message}}" : result, contentType);
return;
}
{{/responses}}
defaultSessionClose(session, status_code, result);
}
{{#vendorExtensions.x-codegen-other-methods}}
// x-extension
void {{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource::handler_{{httpMethod}}_internal(const std::shared_ptr session) {
const auto request = session->get_request();
{{#hasBodyParam}}
std::string bodyContent = extractBodyContent(session);
// body params or form params here from the body content string
{{#allParams}}
{{#isModel}}
auto {{paramName}} = extractJsonModelBodyParam<{{{baseType}}}>(bodyContent);
{{/isModel}}
{{#isArray}}
auto {{paramName}} = extractJsonArrayBodyParam<{{{baseType}}}>(bodyContent);
{{/isArray}}
{{^isModel}}
{{^isArray}}
auto {{paramName}} = std::make_shared<{{{baseType}}}>(bodyContent);
{{/isArray}}
{{/isModel}}
{{/allParams}}
{{/hasBodyParam}}
{{#hasPathParams}}
// Getting the path params
{{#pathParams}}
{{#isPrimitiveType}}
const {{{dataType}}} {{{paramName}}} = getPathParam_{{paramName}}_x_extension(request);
{{/isPrimitiveType}}
{{/pathParams}}
{{/hasPathParams}}
{{#hasQueryParams}}
// Getting the query params
{{#queryParams}}
{{#isPrimitiveType}}
const {{{dataType}}} {{{paramName}}} = getQueryParam_{{paramName}}_x_extension(request);
{{/isPrimitiveType}}
{{/queryParams}}
{{/hasQueryParams}}
{{#hasHeaderParams}}
// Getting the headers
{{#headerParams}}
{{#isPrimitiveType}}
const {{{dataType}}} {{{paramName}}} = getHeader_{{baseName}}_x_extension(request);
{{/isPrimitiveType}}
{{/headerParams}}
{{/hasHeaderParams}}
int status_code = 500;
{{#returnType}}
{{{.}}} resultObject = {{{defaultResponse}}};
{{/returnType}}
std::string result = "";
try {
{{#returnType}}
std::tie(status_code, resultObject) =
{{/returnType}}
{{^returnType}}
status_code =
{{/returnType}}
handler_{{httpMethod}}({{#allParams}}{{paramName}}{{^-last}}, {{/-last}}{{/allParams}});
}
catch(const {{classname}}Exception& e) {
std::tie(status_code, result) = handle{{classname}}Exception(e);
}
catch(const std::exception& e) {
std::tie(status_code, result) = handleStdException(e);
}
catch(...) {
std::tie(status_code, result) = handleUnspecifiedException();
}
{{#responses}}
if (status_code == {{code}}) {
{{#returnType}}
{{#isModel}}
{{#isString}}
result = resultObject;
{{/isString}}
{{^isString}}
result = resultObject->toJsonString();
{{/isString}}
{{/isModel}}
{{#isMap}}
result = convertMapResponse(resultObject);
{{/isMap}}
{{/returnType}}
{{#headers}}
// Description: {{{description}}}
setResponseHeader(session, "{{baseName}}");
{{/headers}}
{{#primitiveType}}
const constexpr auto contentType = "text/plain";
{{/primitiveType}}
{{^primitiveType}}
const constexpr auto contentType = "application/json";
{{/primitiveType}}
returnResponse(session, {{code}}, result.empty() ? "{{message}}" : result, contentType);
return;
}
{{/responses}}
defaultSessionClose(session, status_code, result);
}
{{/vendorExtensions.x-codegen-other-methods}}
{{#returnType}}std::pair{{/returnType}}{{^returnType}}int{{/returnType}} {{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource::handler_{{httpMethod}}(
{{#allParams}}{{{dataType}}} const & {{{paramName}}}{{^-last}}, {{/-last}}{{/allParams}})
{
throw {{classname}}Exception(501, "Not implemented");
}
{{#vendorExtensions.x-codegen-other-methods}}
{{#returnType}}std::pair{{/returnType}}{{^returnType}}int{{/returnType}} {{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource::handler_{{httpMethod}}(
{{#allParams}}{{{dataType}}} const & {{{paramName}}}{{^-last}}, {{/-last}}{{/allParams}})
{
throw {{classname}}Exception(501, "Not implemented");
}
{{/vendorExtensions.x-codegen-other-methods}}
std::string {{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource::extractBodyContent(const std::shared_ptr& session) {
const auto request = session->get_request();
int content_length = request->get_header("Content-Length", 0);
std::string bodyContent;
session->fetch(content_length,
[&bodyContent](const std::shared_ptr session,
const restbed::Bytes &body) {
bodyContent = restbed::String::format(
"%.*s\n", (int)body.size(), body.data());
});
return bodyContent;
}
{{/operation}}
{{classname}}::{{classname}}(std::shared_ptr const& restbedService)
: m_service(restbedService)
{
}
{{classname}}::~{{classname}}() {}
{{#operation}}
void {{classname}}::set{{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource(std::shared_ptr<{{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource> sp{{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource) {
m_sp{{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource = sp{{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource;
m_service->publish(m_sp{{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource);
}
{{/operation}}
void {{classname}}::publishDefaultResources() {
{{#operation}}
if (!m_sp{{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource) {
set{{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource(std::make_shared<{{classname}}{{vendorExtensions.x-codegen-resource-name}}Resource>());
}
{{/operation}}
}
std::shared_ptr {{classname}}::service() {
return m_service;
}
{{#apiNamespaceDeclarations}}
}
{{/apiNamespaceDeclarations}}
{{/operations}}
