Stubs for HTTP streaming.

git-svn-id: http://svn.drobilla.net/lad/trunk/ingen@1719 a436a847-0d15-0410-975c-d299462d15a1

1 files changed, 138 insertions, 0 deletions

diff --git a/src/engine/HTTPClientSender.hpp b/src/engine/HTTPClientSender.hpp
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+++ b/src/engine/HTTPClientSender.hpp
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+/* This file is part of Ingen.
+ * Copyright (C) 2008 Dave Robillard <http://drobilla.net>
+ * 
+ * Ingen 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 2 of the License, or (at your option) any later
+ * version.
+ * 
+ * Ingen 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 details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef HTTPCLIENTSENDER_H
+#define HTTPCLIENTSENDER_H
+
+#include <cassert>
+#include <string>
+#include <iostream>
+#include <lo/lo.h>
+#include <pthread.h>
+#include "types.hpp"
+#include "raul/Thread.hpp"
+#include "interface/ClientInterface.hpp"
+#include "shared/HTTPSender.hpp"
+
+namespace Ingen {
+
+namespace Shared { class EngineInterface; }
+
+
+/** Implements ClientInterface for HTTP clients.
+ * Sends changes as RDF deltas over an HTTP stream
+ * (a single message with chunked encoding response).
+ *
+ * \ingroup engine
+ */
+class HTTPClientSender
+	: public Shared::ClientInterface
+	, public Raul::Thread
+	, public Shared::HTTPSender
+{
+public:
+	HTTPClientSender(SoupServer* s, SoupMessage* m)
+		: Shared::HTTPSender(s, m)
+	{}
+
+	bool enabled() const { return _enabled; }
+
+	void enable()  { _enabled = true; }
+	void disable() { _enabled = false; }
+	
+	void bundle_begin()   { HTTPSender::bundle_begin(); }
+	void bundle_end()     { HTTPSender::bundle_end(); }
+	void transfer_begin() { HTTPSender::transfer_begin(); }
+	void transfer_end()   { HTTPSender::transfer_end(); }
+	
+	std::string uri() const { return "http://example.org/"; }
+	
+    void subscribe(Shared::EngineInterface* engine) { }
+
+	/* *** ClientInterface Implementation Below *** */
+
+	//void client_registration(const std::string& url, int client_id);
+
+	void response_ok(int32_t id);
+	void response_error(int32_t id, const std::string& msg);
+
+	void error(const std::string& msg);
+
+	virtual void new_plugin(const std::string& uri,
+	                        const std::string& type_uri,
+	                        const std::string& symbol,
+	                        const std::string& name);
+	
+	virtual void new_patch(const std::string& path, uint32_t poly);
+	
+	virtual void new_node(const std::string&   path,
+	                      const std::string&   plugin_uri);
+	
+	virtual void new_port(const std::string& path,
+	                      const std::string& type,
+	                      uint32_t           index,
+	                      bool               is_output);
+	
+	virtual void patch_cleared(const std::string& path);
+	
+	virtual void destroy(const std::string& path);
+	
+	virtual void object_renamed(const std::string& old_path,
+	                            const std::string& new_path);
+	
+	virtual void connect(const std::string& src_port_path,
+	                     const std::string& dst_port_path);
+	
+	virtual void disconnect(const std::string& src_port_path,
+	                        const std::string& dst_port_path);
+	
+	virtual void set_variable(const std::string& subject_path,
+	                          const std::string& predicate,
+	                          const Raul::Atom&  value);
+	
+	virtual void set_property(const std::string& subject_path,
+	                          const std::string& predicate,
+	                          const Raul::Atom&  value);
+	
+	virtual void set_port_value(const std::string& port_path,
+	                            const Raul::Atom&  value);
+	
+	virtual void set_voice_value(const std::string& port_path,
+	                             uint32_t           voice,
+	                             const Raul::Atom&  value);
+	
+	virtual void port_activity(const std::string& port_path);
+	
+	virtual void program_add(const std::string& node_path,
+	                         uint32_t           bank,
+	                         uint32_t           program,
+	                         const std::string& program_name);
+	
+	virtual void program_remove(const std::string& node_path,
+	                            uint32_t           bank,
+	                            uint32_t           program);
+
+private:
+	std::string _url;
+	bool        _enabled;
+};
+
+
+} // namespace Ingen
+
+#endif // HTTPCLIENTSENDER_H
+