Annotate

util/pluginloader.lua @ 6657:f1af4edd5722

mod_pubsub: Add option for default affiliation of non-existent nodes (thanks Flow)
author Kim Alvefur <zash@zash.se>
date Tue, 05 May 2015 12:21:32 +0200
parent 6031:8796aa94c4b5
child 6777:5de6b93d0190
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
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5073
diff changeset
4 --
1522
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
4121
ea7e3f22f898 util.pluginloader: Add support for multiple plugin directories.
Waqas Hussain <waqas20@gmail.com>
parents: 3411
diff changeset
9 local dir_sep, path_sep = package.config:match("^(%S+)%s(%S+)");
ea7e3f22f898 util.pluginloader: Add support for multiple plugin directories.
Waqas Hussain <waqas20@gmail.com>
parents: 3411
diff changeset
10 local plugin_dir = {};
ea7e3f22f898 util.pluginloader: Add support for multiple plugin directories.
Waqas Hussain <waqas20@gmail.com>
parents: 3411
diff changeset
11 for path in (CFG_PLUGINDIR or "./plugins/"):gsub("[/\\]", dir_sep):gmatch("[^"..path_sep.."]+") do
ea7e3f22f898 util.pluginloader: Add support for multiple plugin directories.
Waqas Hussain <waqas20@gmail.com>
parents: 3411
diff changeset
12 path = path..dir_sep; -- add path separator to path end
ea7e3f22f898 util.pluginloader: Add support for multiple plugin directories.
Waqas Hussain <waqas20@gmail.com>
parents: 3411
diff changeset
13 path = path:gsub(dir_sep..dir_sep.."+", dir_sep); -- coalesce multiple separaters
ea7e3f22f898 util.pluginloader: Add support for multiple plugin directories.
Waqas Hussain <waqas20@gmail.com>
parents: 3411
diff changeset
14 plugin_dir[#plugin_dir + 1] = path;
ea7e3f22f898 util.pluginloader: Add support for multiple plugin directories.
Waqas Hussain <waqas20@gmail.com>
parents: 3411
diff changeset
15 end
1359
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
16
5073
ecc89a60b2ba util.pluginloader: Remove unused imports
Matthew Wild <mwild1@gmail.com>
parents: 5072
diff changeset
17 local io_open = io.open;
5021
85b2689dbcfe Eliminate direct setfenv usage
Florian Zeitz <florob@babelmonkeys.de>
parents: 4154
diff changeset
18 local envload = require "util.envload".envload;
2276
d9302be05f86 util.pluginloader: Support for fetching plugins from the data store
Matthew Wild <mwild1@gmail.com>
parents: 1522
diff changeset
19
1359
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
20 module "pluginloader"
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
21
5072
586c9106a106 util.pluginloader: Expose load_file
Matthew Wild <mwild1@gmail.com>
parents: 5021
diff changeset
22 function load_file(names)
4149
3c1b153c2856 util.pluginloader: Return full file path from internal file loader on success, not just the name.
Waqas Hussain <waqas20@gmail.com>
parents: 4121
diff changeset
23 local file, err, path;
4121
ea7e3f22f898 util.pluginloader: Add support for multiple plugin directories.
Waqas Hussain <waqas20@gmail.com>
parents: 3411
diff changeset
24 for i=1,#plugin_dir do
4154
3785a9bb7f11 util.pluginloader: Rewritten resource loading to be cleaner, and added support for prosody-modules directory layout. "/" in plugin names is no longer supported.
Waqas Hussain <waqas20@gmail.com>
parents: 4152
diff changeset
25 for j=1,#names do
3785a9bb7f11 util.pluginloader: Rewritten resource loading to be cleaner, and added support for prosody-modules directory layout. "/" in plugin names is no longer supported.
Waqas Hussain <waqas20@gmail.com>
parents: 4152
diff changeset
26 path = plugin_dir[i]..names[j];
3785a9bb7f11 util.pluginloader: Rewritten resource loading to be cleaner, and added support for prosody-modules directory layout. "/" in plugin names is no longer supported.
Waqas Hussain <waqas20@gmail.com>
parents: 4152
diff changeset
27 file, err = io_open(path);
3785a9bb7f11 util.pluginloader: Rewritten resource loading to be cleaner, and added support for prosody-modules directory layout. "/" in plugin names is no longer supported.
Waqas Hussain <waqas20@gmail.com>
parents: 4152
diff changeset
28 if file then
3785a9bb7f11 util.pluginloader: Rewritten resource loading to be cleaner, and added support for prosody-modules directory layout. "/" in plugin names is no longer supported.
Waqas Hussain <waqas20@gmail.com>
parents: 4152
diff changeset
29 local content = file:read("*a");
3785a9bb7f11 util.pluginloader: Rewritten resource loading to be cleaner, and added support for prosody-modules directory layout. "/" in plugin names is no longer supported.
Waqas Hussain <waqas20@gmail.com>
parents: 4152
diff changeset
30 file:close();
3785a9bb7f11 util.pluginloader: Rewritten resource loading to be cleaner, and added support for prosody-modules directory layout. "/" in plugin names is no longer supported.
Waqas Hussain <waqas20@gmail.com>
parents: 4152
diff changeset
31 return content, path;
3785a9bb7f11 util.pluginloader: Rewritten resource loading to be cleaner, and added support for prosody-modules directory layout. "/" in plugin names is no longer supported.
Waqas Hussain <waqas20@gmail.com>
parents: 4152
diff changeset
32 end
3785a9bb7f11 util.pluginloader: Rewritten resource loading to be cleaner, and added support for prosody-modules directory layout. "/" in plugin names is no longer supported.
Waqas Hussain <waqas20@gmail.com>
parents: 4152
diff changeset
33 end
4121
ea7e3f22f898 util.pluginloader: Add support for multiple plugin directories.
Waqas Hussain <waqas20@gmail.com>
parents: 3411
diff changeset
34 end
4154
3785a9bb7f11 util.pluginloader: Rewritten resource loading to be cleaner, and added support for prosody-modules directory layout. "/" in plugin names is no longer supported.
Waqas Hussain <waqas20@gmail.com>
parents: 4152
diff changeset
35 return file, err;
1359
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
36 end
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
37
4152
4d52812d018d util.pluginloader: Remove unused support for custom loaders, to simplify further refactoring.
Waqas Hussain <waqas20@gmail.com>
parents: 4150
diff changeset
38 function load_resource(plugin, resource)
4154
3785a9bb7f11 util.pluginloader: Rewritten resource loading to be cleaner, and added support for prosody-modules directory layout. "/" in plugin names is no longer supported.
Waqas Hussain <waqas20@gmail.com>
parents: 4152
diff changeset
39 resource = resource or "mod_"..plugin..".lua";
2276
d9302be05f86 util.pluginloader: Support for fetching plugins from the data store
Matthew Wild <mwild1@gmail.com>
parents: 1522
diff changeset
40
4154
3785a9bb7f11 util.pluginloader: Rewritten resource loading to be cleaner, and added support for prosody-modules directory layout. "/" in plugin names is no longer supported.
Waqas Hussain <waqas20@gmail.com>
parents: 4152
diff changeset
41 local names = {
6029
dd3d4cfbd3cb util.pluginloader: Always use path separator from package.config (thanks Junne)
Kim Alvefur <zash@zash.se>
parents: 5073
diff changeset
42 "mod_"..plugin..dir_sep..plugin..dir_sep..resource; -- mod_hello/hello/mod_hello.lua
dd3d4cfbd3cb util.pluginloader: Always use path separator from package.config (thanks Junne)
Kim Alvefur <zash@zash.se>
parents: 5073
diff changeset
43 "mod_"..plugin..dir_sep..resource; -- mod_hello/mod_hello.lua
dd3d4cfbd3cb util.pluginloader: Always use path separator from package.config (thanks Junne)
Kim Alvefur <zash@zash.se>
parents: 5073
diff changeset
44 plugin..dir_sep..resource; -- hello/mod_hello.lua
dd3d4cfbd3cb util.pluginloader: Always use path separator from package.config (thanks Junne)
Kim Alvefur <zash@zash.se>
parents: 5073
diff changeset
45 resource; -- mod_hello.lua
4154
3785a9bb7f11 util.pluginloader: Rewritten resource loading to be cleaner, and added support for prosody-modules directory layout. "/" in plugin names is no longer supported.
Waqas Hussain <waqas20@gmail.com>
parents: 4152
diff changeset
46 };
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
47
4154
3785a9bb7f11 util.pluginloader: Rewritten resource loading to be cleaner, and added support for prosody-modules directory layout. "/" in plugin names is no longer supported.
Waqas Hussain <waqas20@gmail.com>
parents: 4152
diff changeset
48 return load_file(names);
1359
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
49 end
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
50
5021
85b2689dbcfe Eliminate direct setfenv usage
Florian Zeitz <florob@babelmonkeys.de>
parents: 4154
diff changeset
51 function load_code(plugin, resource, env)
1359
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
52 local content, err = load_resource(plugin, resource);
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
53 if not content then return content, err; end
4150
2894ca33ec45 util.pluginloader: Return file path on success in pluginloader.load_code().
Waqas Hussain <waqas20@gmail.com>
parents: 4149
diff changeset
54 local path = err;
5021
85b2689dbcfe Eliminate direct setfenv usage
Florian Zeitz <florob@babelmonkeys.de>
parents: 4154
diff changeset
55 local f, err = envload(content, "@"..path, env);
4150
2894ca33ec45 util.pluginloader: Return file path on success in pluginloader.load_code().
Waqas Hussain <waqas20@gmail.com>
parents: 4149
diff changeset
56 if not f then return f, err; end
2894ca33ec45 util.pluginloader: Return file path on success in pluginloader.load_code().
Waqas Hussain <waqas20@gmail.com>
parents: 4149
diff changeset
57 return f, path;
1359
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
58 end
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
59
015d624a2a71 util.pluginloader: Initial commit - a plugin resource loader
Waqas Hussain <waqas20@gmail.com>
parents:
diff changeset
60 return _M;