124 lines
3.1 KiB
C++
124 lines
3.1 KiB
C++
/** @file speedy.hpp
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* @brief Speedy - Cpp Web Application Framework
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*
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* Blazingly fast web application framework. Designed like
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* http://expressjs.com, one of its mail goal is also simple usage.
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*
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* @author Dominik Tomicevic (domko)
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* @author Marko Budiselic (buda)
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*/
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#ifndef MEMGRAPH_SPEEDY_SPEEDY_HPP
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#define MEMGRAPH_SPEEDY_SPEEDY_HPP
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#include "io/uv/uv.hpp"
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#include "http/http.hpp"
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#include "r3.hpp"
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#include "request.hpp"
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#include "response.hpp"
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#include "middleware.hpp"
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#include "rapidjson_middleware.hpp"
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namespace sp
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{
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class Speedy
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{
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public:
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using sptr = std::shared_ptr<Speedy>;
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using server_t = http::HttpServer<Request, Response>;
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using request_cb_t = server_t::request_cb_t;
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Speedy(uv::UvLoop::sptr loop, const std::string& prefix = "",
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size_t capacity = 100)
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: server(*loop), prefix(std::move(prefix)), router(capacity)
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{
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middlewares.push_back(rapidjson_middleware);
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}
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Speedy(Speedy&) = delete;
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Speedy(Speedy&&) = delete;
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void use(Middlewares::middleware_cb_t cb)
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{
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middlewares.push_back(cb);
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}
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void get(const std::string& path, server_t::request_cb_t cb)
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{
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router.insert(R3::Method::GET, join(prefix, path), cb);
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}
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void post(const std::string& path, server_t::request_cb_t cb)
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{
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router.insert(R3::Method::POST, join(prefix, path), cb);
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}
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void put(const std::string& path, server_t::request_cb_t cb)
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{
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router.insert(R3::Method::PUT, join(prefix, path), cb);
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}
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void del(const std::string& path, server_t::request_cb_t cb)
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{
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router.insert(R3::Method::DELETE, join(prefix, path), cb);
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}
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void listen(const http::Ipv4& ip)
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{
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router.compile();
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server.listen(ip, [this](Request& req, Response& res) {
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// run middlewares
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auto result = middlewares.run(req, res);
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// if they signaled false, stop the further execution
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if(!result)
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return;
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auto route = router.match(R3::to_r3_method(req.method), req.url);
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if(!route.exists())
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return res.send(http::Status::NotFound, "Resource not found");
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route.populate(req);
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route(req, res);
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});
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}
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private:
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server_t server;
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std::string prefix;
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R3 router;
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Middlewares middlewares;
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std::string join(const std::string& prefix, const std::string& path)
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{
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// check if prefix has a trailing /
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if(prefix.back() == '/')
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{
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// prefix has a / on the end so remove the / from the path
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// if it has it too. e.g /db/data/ + /node = /db/data/node
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if(path.front() == '/')
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return prefix + path.substr(1);
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// there is only one / so it's ok to concat them
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return prefix + path;
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}
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// the prefix doesn't have a slash
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if(path.front() == '/')
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// the path has though, so it's ok to concat them
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return prefix + path;
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// neither the prefix or the path have a / so we need to add it
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return prefix + '/' + path;
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}
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};
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}
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#endif
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