Chapril/xmpp.chapril.org-ejabberd
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handle case when roster version on DB is enabled but version is not found.

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Thanks Evgeniy.
This commit is contained in:
Pablo Polvorin 2011-08-05 12:21:24 -03:00
parent 75f8e174dc
commit 573a84b2ec
1 changed files with 9 additions and 1 deletions
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10
src/mod_roster_odbc.erl
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@ -163,7 +163,15 @@ roster_version(LServer ,LUser) ->
true ->
case odbc_queries:get_roster_version(ejabberd_odbc:escape(LServer), ejabberd_odbc:escape(LUser)) of
{selected, ["version"], [{Version}]} -> Version;
{selected, ["version"], []} -> not_found
{selected, ["version"], []} ->
%% If for some reason we don't had it on DB. Create a version Id and store it.
%% (we did the same on process_iq_get, that is called when client get roster,
%% not sure why it can still not be on DB at this point)
RosterVersion = sha:sha(term_to_binary(now())),
{atomic, {updated,1}} = odbc_queries:sql_transaction(LServer, fun() ->
odbc_queries:set_roster_version(ejabberd_odbc:escape(LUser), RosterVersion)
end),
RosterVersion
end;
false ->
roster_hash(ejabberd_hooks:run_fold(roster_get, LServer, [], [US]))