aboutsummaryrefslogtreecommitdiffstats
path: root/core
diff options
context:
space:
mode:
authorMatthew Wild <mwild1@gmail.com>2012-01-22 19:48:53 +0000
committerMatthew Wild <mwild1@gmail.com>2012-01-22 19:48:53 +0000
commit7c5700ac5402bf47a6c55d55a7f1fa1a8b8cd0d0 (patch)
tree2d5095d7097f4bad8e049bd9805da8ac510a4bb9 /core
parent2f397255c26a57c36102ece3883c3765870c0bf9 (diff)
downloadprosody-7c5700ac5402bf47a6c55d55a7f1fa1a8b8cd0d0.tar.gz
prosody-7c5700ac5402bf47a6c55d55a7f1fa1a8b8cd0d0.zip
moduleapi: Add module:shared(), a way to easily share data between multiple loaded modules
Diffstat (limited to 'core')
-rw-r--r--core/moduleapi.lua23
1 files changed, 23 insertions, 0 deletions
diff --git a/core/moduleapi.lua b/core/moduleapi.lua
index 44ae9a07..7a4d1fa6 100644
--- a/core/moduleapi.lua
+++ b/core/moduleapi.lua
@@ -129,6 +129,29 @@ function api:depends(name)
return mod;
end
+-- Returns one or more shared tables at the specified virtual paths
+-- Intentionally does not allow the table at a path to be _set_, it
+-- is auto-created if it does not exist.
+function api:shared(...)
+ local paths = { n = select("#", ...), ... };
+ local data_array = {};
+ local default_path_components = { self.host, self.name };
+ for i = 1, paths.n do
+ local path = paths[i];
+ if path:sub(1,1) ~= "/" then -- Prepend default components
+ local n_components = select(2, path:gsub("/", "%1"));
+ path = (n_components<#default_path_components and "/" or "")..t_concat(default_path_components, "/", 1, #default_path_components-n_components).."/"..path;
+ end
+ local shared = shared_data[path];
+ if not shared then
+ shared = {};
+ shared_data[path] = shared;
+ end
+ t_insert(data_array, shared);
+ end
+ return unpack(data_array);
+end
+
function api:get_option(name, default_value)
local value = config.get(self.host, self.name, name);
if value == nil then