From a124a3783d8e8136b63f188bbd292c391811df54 Mon Sep 17 00:00:00 2001
From: Attila Molnar <attilamolnar@hush.com>
Date: Mon, 2 Nov 2015 13:40:15 +0100
Subject: core_channel Implement invite (un)serialization

---
 include/modules/invite.h             |  7 +++++++
 src/coremods/core_channel/invite.cpp | 31 +++++++++++++++++++++++++++++++
 src/coremods/core_channel/invite.h   | 18 +++++++++++++++++-
 3 files changed, 55 insertions(+), 1 deletion(-)

diff --git a/include/modules/invite.h b/include/modules/invite.h
index ab907e970..e53d5202f 100644
--- a/include/modules/invite.h
+++ b/include/modules/invite.h
@@ -100,6 +100,13 @@ class Invite::Invite : public insp::intrusive_list_node<Invite, LocalUser>, publ
 	 */
 	bool IsTimed() const { return (expiretimer != NULL); }
 
+	/** Serialize this object
+	 * @param format Serialization format
+	 * @param show_chans True to include channel in the output, false to include the nick/uuid
+	 * @param out Output will be appended to this string
+	 */
+	void Serialize(SerializeFormat format, bool show_chans, std::string& out);
+
 	friend class APIImpl;
 
  private:
diff --git a/src/coremods/core_channel/invite.cpp b/src/coremods/core_channel/invite.cpp
index 253c571ca..7ac662edc 100644
--- a/src/coremods/core_channel/invite.cpp
+++ b/src/coremods/core_channel/invite.cpp
@@ -38,6 +38,11 @@ void RemoveInvite(Invite::Invite* inv, bool remove_user, bool remove_chan)
 	apiimpl->Destruct(inv, remove_user, remove_chan);
 }
 
+void UnserializeInvite(LocalUser* user, const std::string& str)
+{
+	apiimpl->Unserialize(user, str);
+}
+
 Invite::APIBase::APIBase(Module* parent)
 	: DataProvider(parent, "core_channel_invite")
 {
@@ -150,6 +155,17 @@ const Invite::List* Invite::APIImpl::GetList(LocalUser* user)
 	return NULL;
 }
 
+void Invite::APIImpl::Unserialize(LocalUser* user, const std::string& value)
+{
+	irc::spacesepstream ss(value);
+	for (std::string channame, exptime; (ss.GetToken(channame) && ss.GetToken(exptime)); )
+	{
+		Channel* chan = ServerInstance->FindChan(channame);
+		if (chan)
+			Create(user, chan, ConvToInt(exptime));
+	}
+}
+
 Invite::Invite::Invite(LocalUser* u, Channel* c)
 	: user(u)
 	, chan(c)
@@ -163,6 +179,21 @@ Invite::Invite::~Invite()
 	ServerInstance->Logs->Log(MODNAME, LOG_DEBUG, "Invite::~ %p", (void*) this);
 }
 
+void Invite::Invite::Serialize(SerializeFormat format, bool show_chans, std::string& out)
+{
+	if (show_chans)
+		out.append(this->chan->name);
+	else
+		out.append((format == FORMAT_USER) ? user->nick : user->uuid);
+	out.push_back(' ');
+
+	if (expiretimer)
+		out.append(ConvToStr(expiretimer->GetTrigger()));
+	else
+		out.push_back('0');
+	out.push_back(' ');
+}
+
 InviteExpireTimer::InviteExpireTimer(Invite::Invite* invite, time_t timeout)
 	: Timer(timeout)
 	, inv(invite)
diff --git a/src/coremods/core_channel/invite.h b/src/coremods/core_channel/invite.h
index f11ff9043..2a99ec2df 100644
--- a/src/coremods/core_channel/invite.h
+++ b/src/coremods/core_channel/invite.h
@@ -40,6 +40,7 @@ namespace Invite
 }
 
 extern void RemoveInvite(Invite::Invite* inv, bool remove_user, bool remove_chan);
+extern void UnserializeInvite(LocalUser* user, const std::string& value);
 
 template<typename T, ExtensionItem::ExtensibleType ExtType>
 class Invite::ExtItem : public ExtensionItem
@@ -84,11 +85,25 @@ class Invite::ExtItem : public ExtensionItem
 
 	std::string serialize(SerializeFormat format, const Extensible* container, void* item) const CXX11_OVERRIDE
 	{
-		return std::string();
+		if (format == FORMAT_NETWORK)
+			return std::string();
+
+		std::string ret;
+		Store<T>* store = static_cast<Store<T>*>(item);
+		for (typename insp::intrusive_list<Invite, T>::iterator i = store->invites.begin(); i != store->invites.end(); ++i)
+		{
+			Invite* inv = *i;
+			inv->Serialize(format, (ExtType == ExtensionItem::EXT_USER), ret);
+		}
+		if (!ret.empty())
+			ret.erase(ret.length()-1);
+		return ret;
 	}
 
 	void unserialize(SerializeFormat format, Extensible* container, const std::string& value) CXX11_OVERRIDE
 	{
+		if ((ExtType != ExtensionItem::EXT_CHANNEL) && (format != FORMAT_NETWORK))
+			UnserializeInvite(static_cast<LocalUser*>(container), value);
 	}
 };
 
@@ -108,4 +123,5 @@ class Invite::APIImpl : public APIBase
 	void RemoveAll(LocalUser* user) { userext.unset(user); }
 	void RemoveAll(Channel* chan) { chanext.unset(chan); }
 	void Destruct(Invite* inv, bool remove_chan = true, bool remove_user = true);
+	void Unserialize(LocalUser* user, const std::string& value);
 };
-- 
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