Mercurial > hg > orthanc
view Core/RestApi/RestApi.h @ 558:6b9d09cc9e9d laaw
mainline -> laaw integration
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Mon, 23 Sep 2013 17:19:52 +0200 |
parents | c9a5d72f8481 |
children | 443cced10836 |
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/** * Orthanc - A Lightweight, RESTful DICOM Store * Copyright (C) 2012-2013 Medical Physics Department, CHU of Liege, * Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * In addition, as a special exception, the copyright holders of this * program give permission to link the code of its release with the * OpenSSL project's "OpenSSL" library (or with modified versions of it * that use the same license as the "OpenSSL" library), and distribute * the linked executables. You must obey the GNU General Public License * in all respects for all of the code used other than "OpenSSL". If you * modify file(s) with this exception, you may extend this exception to * your version of the file(s), but you are not obligated to do so. If * you do not wish to do so, delete this exception statement from your * version. If you delete this exception statement from all source files * in the program, then also delete it here. * * 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 * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. **/ #pragma once #include "../HttpServer/HttpHandler.h" #include "RestApiPath.h" #include "RestApiOutput.h" #include <list> namespace Orthanc { class RestApi : public HttpHandler { public: class Call { friend class RestApi; private: RestApiOutput* output_; RestApi* context_; const HttpHandler::Arguments* httpHeaders_; const RestApiPath::Components* uriComponents_; const UriComponents* trailing_; const UriComponents* fullUri_; protected: static bool ParseJsonRequestInternal(Json::Value& result, const char* request); public: RestApiOutput& GetOutput() { return *output_; } RestApi& GetContext() { return *context_; } const UriComponents& GetFullUri() const { return *fullUri_; } const UriComponents& GetTrailingUri() const { return *trailing_; } std::string GetUriComponent(const std::string& name, const std::string& defaultValue) const { return HttpHandler::GetArgument(*uriComponents_, name, defaultValue); } std::string GetHttpHeader(const std::string& name, const std::string& defaultValue) const { return HttpHandler::GetArgument(*httpHeaders_, name, defaultValue); } const HttpHandler::Arguments& GetHttpHeaders() const { return *httpHeaders_; } void ParseCookies(HttpHandler::Arguments& result) const { HttpHandler::ParseCookies(result, *httpHeaders_); } virtual bool ParseJsonRequest(Json::Value& result) const = 0; }; class GetCall : public Call { friend class RestApi; private: const HttpHandler::Arguments* getArguments_; public: std::string GetArgument(const std::string& name, const std::string& defaultValue) const { return HttpHandler::GetArgument(*getArguments_, name, defaultValue); } bool HasArgument(const std::string& name) const { return getArguments_->find(name) != getArguments_->end(); } virtual bool ParseJsonRequest(Json::Value& result) const; }; class PutCall : public Call { friend class RestApi; private: const std::string* data_; public: const std::string& GetPutBody() const { return *data_; } virtual bool ParseJsonRequest(Json::Value& result) const { return ParseJsonRequestInternal(result, GetPutBody().c_str()); } }; class PostCall : public Call { friend class RestApi; private: const std::string* data_; public: const std::string& GetPostBody() const { return *data_; } virtual bool ParseJsonRequest(Json::Value& result) const { return ParseJsonRequestInternal(result, GetPostBody().c_str()); } }; class DeleteCall : public Call { public: virtual bool ParseJsonRequest(Json::Value& result) const { result.clear(); return true; } }; typedef void (*GetHandler) (GetCall& call); typedef void (*DeleteHandler) (DeleteCall& call); typedef void (*PutHandler) (PutCall& call); typedef void (*PostHandler) (PostCall& call); private: typedef std::list< std::pair<RestApiPath*, GetHandler> > GetHandlers; typedef std::list< std::pair<RestApiPath*, PutHandler> > PutHandlers; typedef std::list< std::pair<RestApiPath*, PostHandler> > PostHandlers; typedef std::list< std::pair<RestApiPath*, DeleteHandler> > DeleteHandlers; GetHandlers getHandlers_; PutHandlers putHandlers_; PostHandlers postHandlers_; DeleteHandlers deleteHandlers_; bool IsGetAccepted(const UriComponents& uri); bool IsPutAccepted(const UriComponents& uri); bool IsPostAccepted(const UriComponents& uri); bool IsDeleteAccepted(const UriComponents& uri); std::string GetAcceptedMethods(const UriComponents& uri); public: RestApi() { } ~RestApi(); virtual bool IsServedUri(const UriComponents& uri); virtual void Handle(HttpOutput& output, HttpMethod method, const UriComponents& uri, const Arguments& headers, const Arguments& getArguments, const std::string& postData); void Register(const std::string& path, GetHandler handler); void Register(const std::string& path, PutHandler handler); void Register(const std::string& path, PostHandler handler); void Register(const std::string& path, DeleteHandler handler); }; }