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authorWaqas Hussain <waqas20@gmail.com>2009-03-30 03:22:34 +0500
committerWaqas Hussain <waqas20@gmail.com>2009-03-30 03:22:34 +0500
commit703044ae390898c17ed8268750b7e966dd789b38 (patch)
treeb87bcd45ccf80a5ee8a1dc57fec606279b3a47f8 /util/datamanager.lua
parent985a40227efb833c3ff085dc0001f93ce2b9e751 (diff)
downloadprosody-703044ae390898c17ed8268750b7e966dd789b38.tar.gz
prosody-703044ae390898c17ed8268750b7e966dd789b38.zip
Added: datamanager: Allow a callback to be installed which selectively prevents disk writes
Diffstat (limited to 'util/datamanager.lua')
-rw-r--r--util/datamanager.lua7
1 files changed, 7 insertions, 0 deletions
diff --git a/util/datamanager.lua b/util/datamanager.lua
index f67c8864..614f0c80 100644
--- a/util/datamanager.lua
+++ b/util/datamanager.lua
@@ -50,6 +50,7 @@ local function mkdir(path)
end
local data_path = "data";
+local callback;
------- API -------------
@@ -57,6 +58,9 @@ function set_data_path(path)
log("info", "Setting data path to: %s", path);
data_path = path;
end
+function set_callback(func)
+ callback = func;
+end
function getpath(username, host, datastore, ext, create)
ext = ext or "dat";
@@ -93,6 +97,7 @@ function store(username, host, datastore, data)
if not data then
data = {};
end
+ if callback and callback(username, host, datastore) then return true; end
-- save the datastore
local f, msg = io_open(getpath(username, host, datastore, nil, true), "w+");
if not f then
@@ -113,6 +118,7 @@ end
function list_append(username, host, datastore, data)
if not data then return; end
+ if callback and callback(username, host, datastore) then return true; end
-- save the datastore
local f, msg = io_open(getpath(username, host, datastore, "list", true), "a+");
if not f then
@@ -130,6 +136,7 @@ function list_store(username, host, datastore, data)
if not data then
data = {};
end
+ if callback and callback(username, host, datastore) then return true; end
-- save the datastore
local f, msg = io_open(getpath(username, host, datastore, "list", true), "w+");
if not f then