1 files changed, 96 insertions, 0 deletions
diff --git a/Sluift/ElementConvertors/PresenceConvertor.cpp b/Sluift/ElementConvertors/PresenceConvertor.cpp
new file mode 100644
index 0000000..823993b
--- /dev/null
+++ b/Sluift/ElementConvertors/PresenceConvertor.cpp
@@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 2014 Kevin Smith and Remko Tronçon
+ * Licensed under the GNU General Public License v3.
+ * See Documentation/Licenses/GPLv3.txt for more information.
+ */
+
+#include <boost/smart_ptr/make_shared.hpp>
+#include <lua.hpp>
+#include <Sluift/ElementConvertors/PresenceConvertor.h>
+#include <Sluift/LuaElementConvertors.h>
+
+#pragma clang diagnostic ignored "-Wunused-private-field"
+
+using namespace Swift;
+
+PresenceConvertor::PresenceConvertor(LuaElementConvertors* convertors) : 
+		StanzaConvertor<Presence>("presence"),
+		convertors(convertors) {
+}
+
+PresenceConvertor::~PresenceConvertor() {
+}
+
+boost::shared_ptr<Presence> PresenceConvertor::doConvertFromLua(lua_State* L) {
+	boost::shared_ptr<Presence> result = getStanza(L, convertors);
+	lua_getfield(L, -1, "type");
+	if (lua_isstring(L, -1)) {
+		result->setType(convertPresenceTypeFromString(lua_tostring(L, -1)));
+	}
+	lua_pop(L, 1);
+	return result;
+}
+
+void PresenceConvertor::doConvertToLua(lua_State* L, boost::shared_ptr<Presence> stanza) {
+	pushStanza(L, stanza, convertors);
+	const std::string type = convertPresenceTypeToString(stanza->getType());
+	lua_pushstring(L, type.c_str());
+	lua_setfield(L, -2, "type");
+}
+
+boost::optional<LuaElementConvertor::Documentation> PresenceConvertor::getDocumentation() const {
+	return Documentation(
+		"Presence",
+		"This table has the following fields:\n\n"
+		"- `type`: string\n"
+		"- `id`: string\n"
+		"- `from`: string\n"
+		"- `to`: string\n"
+		"- `payloads`: array<@{Payload}>\n"
+	);
+}
+
+std::string PresenceConvertor::convertPresenceTypeToString(Presence::Type type) {
+	switch (type) {
+		case Presence::Available: return "available";
+		case Presence::Error: return "error";
+		case Presence::Probe: return "probe";
+		case Presence::Subscribe: return "subscribe";
+		case Presence::Subscribed: return "subscribed";
+		case Presence::Unavailable: return "unavailable";
+		case Presence::Unsubscribe: return "unsubscribe";
+		case Presence::Unsubscribed: return "unsubscribed";
+	}
+	assert(false);
+	return "";
+}
+
+Presence::Type PresenceConvertor::convertPresenceTypeFromString(const std::string& type) {
+	if (type == "available") {
+		return Presence::Available;
+	}
+	else if (type == "error") {
+		return Presence::Error;
+	}
+	else if (type == "probe") {
+		return Presence::Probe;
+	}
+	else if (type == "subscribe") {
+		return Presence::Subscribe;
+	}
+	else if (type == "subscribed") {
+		return Presence::Subscribed;
+	}
+	else if (type == "unavailable") {
+		return Presence::Unavailable;
+	}
+	else if (type == "unsubscribe") {
+		return Presence::Unsubscribe;
+	}
+	else if (type == "unsubscribed") {
+		return Presence::Unsubscribed;
+	}
+	else {
+		throw Lua::Exception("Illegal presence type: '" + type + "'");
+	}
+}