Annotate

util/pluginloader.lua @ 3359:69442c83602e

util.roster: Initial skeleton commit
author Matthew Wild <mwild1@gmail.com>
date Wed, 14 Jul 2010 01:36:08 +0100
parent 3233:8f78e8164032
child 3410:32b018eeeb3b
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1522
569d58d21612 Add copyright header to those files missing one
Matthew Wild <mwild1@gmail.com>
parents: 1441
diff changeset
1 -- Prosody IM
2923
b7049746bd29 Update copyright headers for 2010
Matthew Wild <mwild1@gmail.com>
parents: 1522
diff changeset
2 -- Copyright (C) 2008-2010 Matthew Wild
b7049746bd29 Update copyright headers for 2010
Matthew Wild <mwild1@gmail.com>
parents: 1522
diff changeset
3 -- Copyright (C) 2008-2010 Waqas Hussain
1522
569d58d21612 Add copyright header to those files missing one
Matthew Wild <mwild1@gmail.com>
parents: 1441
diff changeset
4 --
569d58d21612 Add copyright header to those files missing one
Matthew Wild <mwild1@gmail.com>
parents: 1441
diff changeset
5 -- This project is MIT/X11 licensed. Please see the
569d58d21612 Add copyright header to those files missing one
Matthew Wild <mwild1@gmail.com>
parents: 1441
diff changeset
6 -- COPYING file in the source package for more information.
569d58d21612 Add copyright header to those files missing one
Matthew Wild <mwild1@gmail.com>
parents: 1441
diff changeset
7 --
569d58d21612 Add copyright header to those files missing one
Matthew Wild <mwild1@gmail.com>
parents: 1441
diff changeset
8
1359
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
9
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
10 local plugin_dir = CFG_PLUGINDIR or "./plugins/";
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
11
2276
d9302be05f86 util.pluginloader: Support for fetching plugins from the data store
Matthew Wild <mwild1@gmail.com>
parents: 1522
diff changeset
12 local io_open, os_time = io.open, os.time;
d9302be05f86 util.pluginloader: Support for fetching plugins from the data store
Matthew Wild <mwild1@gmail.com>
parents: 1522
diff changeset
13 local loadstring, pairs = loadstring, pairs;
d9302be05f86 util.pluginloader: Support for fetching plugins from the data store
Matthew Wild <mwild1@gmail.com>
parents: 1522
diff changeset
14
d9302be05f86 util.pluginloader: Support for fetching plugins from the data store
Matthew Wild <mwild1@gmail.com>
parents: 1522
diff changeset
15 local datamanager = require "util.datamanager";
1359
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
16
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
17 module "pluginloader"
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
18
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
19 local function load_file(name)
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
20 local file, err = io_open(plugin_dir..name);
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
21 if not file then return file, err; end
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
22 local content = file:read("*a");
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
23 file:close();
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
24 return content, name;
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
25 end
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
26
2276
d9302be05f86 util.pluginloader: Support for fetching plugins from the data store
Matthew Wild <mwild1@gmail.com>
parents: 1522
diff changeset
27 function load_resource(plugin, resource, loader)
1359
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
28 if not resource then
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
29 resource = "mod_"..plugin..".lua";
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
30 end
2276
d9302be05f86 util.pluginloader: Support for fetching plugins from the data store
Matthew Wild <mwild1@gmail.com>
parents: 1522
diff changeset
31 loader = loader or load_file;
d9302be05f86 util.pluginloader: Support for fetching plugins from the data store
Matthew Wild <mwild1@gmail.com>
parents: 1522
diff changeset
32
d9302be05f86 util.pluginloader: Support for fetching plugins from the data store
Matthew Wild <mwild1@gmail.com>
parents: 1522
diff changeset
33 local content, err = loader(plugin.."/"..resource);
d9302be05f86 util.pluginloader: Support for fetching plugins from the data store
Matthew Wild <mwild1@gmail.com>
parents: 1522
diff changeset
34 if not content then content, err = loader(resource); end
1359
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
35 -- TODO add support for packed plugins
2276
d9302be05f86 util.pluginloader: Support for fetching plugins from the data store
Matthew Wild <mwild1@gmail.com>
parents: 1522
diff changeset
36
1359
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
37 return content, err;
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
38 end
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
39
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
40 function load_code(plugin, resource)
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
41 local content, err = load_resource(plugin, resource);
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
42 if not content then return content, err; end
1441
9c6c7aa5dc60 util.pluginloader: Append "@" to chunk names (fixes weird formatting in plugin tracebacks)
Waqas Hussain <waqas20@gmail.com>
parents: 1387
diff changeset
43 return loadstring(content, "@"..err);
1359
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
44 end
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
45
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
46 return _M;