Annotate

util/pluginloader.lua @ 4125:5cf13260edec

net.dns: Fix tostring() for SRV records
author Matthew Wild <mwild1@gmail.com>
date Fri, 21 Jan 2011 14:02:02 +0000
parent 3411:7170aaeb582d
child 4121:ea7e3f22f898
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
1359
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
15 module "pluginloader"
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 local function load_file(name)
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
18 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
19 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
20 local content = file:read("*a");
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
21 file:close();
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
22 return content, name;
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
23 end
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
24
2276
d9302be05f86 util.pluginloader: Support for fetching plugins from the data store
Matthew Wild <mwild1@gmail.com>
parents: 1522
diff changeset
25 function load_resource(plugin, resource, loader)
3410
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
26 local path, name = plugin:match("([^/]*)/?(.*)");
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
27 if name == "" then
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
28 if not resource then
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
29 resource = "mod_"..plugin..".lua";
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
30 end
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
31 loader = loader or load_file;
2276
d9302be05f86 util.pluginloader: Support for fetching plugins from the data store
Matthew Wild <mwild1@gmail.com>
parents: 1522
diff changeset
32
3410
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
33 local content, err = loader(plugin.."/"..resource);
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
34 if not content then content, err = loader(resource); end
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
35 -- TODO add support for packed plugins
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
36
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
37 return content, err;
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
38 else
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
39 if not resource then
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
40 resource = "mod_"..name..".lua";
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
41 end
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
42 loader = loader or load_file;
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
43
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
44 local content, err = loader(plugin.."/"..resource);
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
45 if not content then content, err = loader(path.."/"..resource); end
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
46 -- TODO add support for packed plugins
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
47
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
48 return content, err;
32b018eeeb3b util.pluginloader: Fix loading of plugins, plugin libraries and resources in subfolders (e.g., when loading 'a/b', load 'a/mod_b.lua', and not 'mod_a/b.lua').
Waqas Hussain <waqas20@gmail.com>
parents: 3233
diff changeset
49 end
1359
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
50 end
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
51
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
52 function load_code(plugin, resource)
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
53 local content, err = load_resource(plugin, resource);
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
54 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
55 return loadstring(content, "@"..err);
1359
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
56 end
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
57
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
58 return _M;