prosody
7941617b15f9
util/jid.lua

Find changesets by keywords by author, files, the commit message, revision number or hash, or revset expression.

Software / code / prosody

Annotate

util/jid.lua @ 2734:7941617b15f9

util.stanza: Fixed nil global accesses.
author Waqas Hussain <waqas20@gmail.com>
date Tue, 02 Mar 2010 00:50:54 +0500
parent 2245:df9e18f5c808
child 2923:b7049746bd29
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1523
841d61be198f Remove version number from copyright headers
Matthew Wild <mwild1@gmail.com>
parents: 1171
diff changeset
1 -- Prosody IM
760
90ce865eebd8 Update copyright notices for 2009
Matthew Wild <mwild1@gmail.com>
parents: 759
diff changeset
2 -- Copyright (C) 2008-2009 Matthew Wild
90ce865eebd8 Update copyright notices for 2009
Matthew Wild <mwild1@gmail.com>
parents: 759
diff changeset
3 -- Copyright (C) 2008-2009 Waqas Hussain
519
cccd610a0ef9 Insert copyright/license headers
Matthew Wild <mwild1@gmail.com>
parents: 384
diff changeset
4 --
758
b1885732e979 GPL->MIT!
Matthew Wild <mwild1@gmail.com>
parents: 717
diff changeset
5 -- This project is MIT/X11 licensed. Please see the
b1885732e979 GPL->MIT!
Matthew Wild <mwild1@gmail.com>
parents: 717
diff changeset
6 -- COPYING file in the source package for more information.
519
cccd610a0ef9 Insert copyright/license headers
Matthew Wild <mwild1@gmail.com>
parents: 384
diff changeset
7 --
cccd610a0ef9 Insert copyright/license headers
Matthew Wild <mwild1@gmail.com>
parents: 384
diff changeset
8
cccd610a0ef9 Insert copyright/license headers
Matthew Wild <mwild1@gmail.com>
parents: 384
diff changeset
9
0
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
10
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
11 local match = string.match;
717
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
12 local nodeprep = require "util.encodings".stringprep.nodeprep;
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
13 local nameprep = require "util.encodings".stringprep.nameprep;
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
14 local resourceprep = require "util.encodings".stringprep.resourceprep;
367
cc26368294a3 Remove some declarations I added while debugging
Matthew Wild <mwild1@gmail.com>
parents: 366
diff changeset
15
0
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
16 module "jid"
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
17
1171
be11dc0610d5 util.jid: Eliminate global method use
Waqas Hussain <waqas20@gmail.com>
parents: 896
diff changeset
18 local function _split(jid)
109
7efedc96352a Minor edit, and added a TODO
Waqas Hussain <waqas20@gmail.com>
parents: 104
diff changeset
19 if not jid then return; end
369
42de92add67b Better names for variables
Matthew Wild <mwild1@gmail.com>
parents: 368
diff changeset
20 local node, nodepos = match(jid, "^([^@]+)@()");
42de92add67b Better names for variables
Matthew Wild <mwild1@gmail.com>
parents: 368
diff changeset
21 local host, hostpos = match(jid, "^([^@/]+)()", nodepos)
366
5691edc7dd63 Improve jid.split() and jid.bare() to pass new test cases with invalid JIDs
Matthew Wild <mwild1@gmail.com>
parents: 365
diff changeset
22 if node and not host then return nil, nil, nil; end
369
42de92add67b Better names for variables
Matthew Wild <mwild1@gmail.com>
parents: 368
diff changeset
23 local resource = match(jid, "^/(.+)$", hostpos);
42de92add67b Better names for variables
Matthew Wild <mwild1@gmail.com>
parents: 368
diff changeset
24 if (not host) or ((not resource) and #jid >= hostpos) then return nil, nil, nil; end
366
5691edc7dd63 Improve jid.split() and jid.bare() to pass new test cases with invalid JIDs
Matthew Wild <mwild1@gmail.com>
parents: 365
diff changeset
25 return node, host, resource;
0
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
26 end
1171
be11dc0610d5 util.jid: Eliminate global method use
Waqas Hussain <waqas20@gmail.com>
parents: 896
diff changeset
27 split = _split;
104
cfbd3b849f9e Fixed: util/jid.lua now returns module object
Waqas Hussain <waqas20@gmail.com>
parents: 29
diff changeset
28
365
a59300fc22ec Add jid.bare() helper function
Matthew Wild <mwild1@gmail.com>
parents: 109
diff changeset
29 function bare(jid)
1171
be11dc0610d5 util.jid: Eliminate global method use
Waqas Hussain <waqas20@gmail.com>
parents: 896
diff changeset
30 local node, host = _split(jid);
366
5691edc7dd63 Improve jid.split() and jid.bare() to pass new test cases with invalid JIDs
Matthew Wild <mwild1@gmail.com>
parents: 365
diff changeset
31 if node and host then
5691edc7dd63 Improve jid.split() and jid.bare() to pass new test cases with invalid JIDs
Matthew Wild <mwild1@gmail.com>
parents: 365
diff changeset
32 return node.."@"..host;
5691edc7dd63 Improve jid.split() and jid.bare() to pass new test cases with invalid JIDs
Matthew Wild <mwild1@gmail.com>
parents: 365
diff changeset
33 end
384
4542bcdb7f55 Removed useless check
Waqas Hussain <waqas20@gmail.com>
parents: 369
diff changeset
34 return host;
365
a59300fc22ec Add jid.bare() helper function
Matthew Wild <mwild1@gmail.com>
parents: 109
diff changeset
35 end
a59300fc22ec Add jid.bare() helper function
Matthew Wild <mwild1@gmail.com>
parents: 109
diff changeset
36
1171
be11dc0610d5 util.jid: Eliminate global method use
Waqas Hussain <waqas20@gmail.com>
parents: 896
diff changeset
37 local function _prepped_split(jid)
be11dc0610d5 util.jid: Eliminate global method use
Waqas Hussain <waqas20@gmail.com>
parents: 896
diff changeset
38 local node, host, resource = _split(jid);
717
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
39 if host then
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
40 host = nameprep(host);
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
41 if not host then return; end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
42 if node then
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
43 node = nodeprep(node);
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
44 if not node then return; end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
45 end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
46 if resource then
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
47 resource = resourceprep(resource);
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
48 if not resource then return; end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
49 end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
50 return node, host, resource;
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
51 end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
52 end
1171
be11dc0610d5 util.jid: Eliminate global method use
Waqas Hussain <waqas20@gmail.com>
parents: 896
diff changeset
53 prepped_split = _prepped_split;
717
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
54
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
55 function prep(jid)
1171
be11dc0610d5 util.jid: Eliminate global method use
Waqas Hussain <waqas20@gmail.com>
parents: 896
diff changeset
56 local node, host, resource = _prepped_split(jid);
717
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
57 if host then
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
58 if node then
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
59 host = node .. "@" .. host;
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
60 end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
61 if resource then
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
62 host = host .. "/" .. resource;
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
63 end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
64 end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
65 return host;
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
66 end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
67
2245
df9e18f5c808 util.jid: Add join(node, host, resource) function to join the components and return nil if invalid
Matthew Wild <mwild1@gmail.com>
parents: 1523
diff changeset
68 function join(node, host, resource)
df9e18f5c808 util.jid: Add join(node, host, resource) function to join the components and return nil if invalid
Matthew Wild <mwild1@gmail.com>
parents: 1523
diff changeset
69 if node and host and resource then
df9e18f5c808 util.jid: Add join(node, host, resource) function to join the components and return nil if invalid
Matthew Wild <mwild1@gmail.com>
parents: 1523
diff changeset
70 return node.."@"..host.."/"..resource;
df9e18f5c808 util.jid: Add join(node, host, resource) function to join the components and return nil if invalid
Matthew Wild <mwild1@gmail.com>
parents: 1523
diff changeset
71 elseif node and host then
df9e18f5c808 util.jid: Add join(node, host, resource) function to join the components and return nil if invalid
Matthew Wild <mwild1@gmail.com>
parents: 1523
diff changeset
72 return node.."@"..host;
df9e18f5c808 util.jid: Add join(node, host, resource) function to join the components and return nil if invalid
Matthew Wild <mwild1@gmail.com>
parents: 1523
diff changeset
73 elseif host and resource then
df9e18f5c808 util.jid: Add join(node, host, resource) function to join the components and return nil if invalid
Matthew Wild <mwild1@gmail.com>
parents: 1523
diff changeset
74 return host.."/"..resource;
df9e18f5c808 util.jid: Add join(node, host, resource) function to join the components and return nil if invalid
Matthew Wild <mwild1@gmail.com>
parents: 1523
diff changeset
75 elseif host then
df9e18f5c808 util.jid: Add join(node, host, resource) function to join the components and return nil if invalid
Matthew Wild <mwild1@gmail.com>
parents: 1523
diff changeset
76 return host;
df9e18f5c808 util.jid: Add join(node, host, resource) function to join the components and return nil if invalid
Matthew Wild <mwild1@gmail.com>
parents: 1523
diff changeset
77 end
df9e18f5c808 util.jid: Add join(node, host, resource) function to join the components and return nil if invalid
Matthew Wild <mwild1@gmail.com>
parents: 1523
diff changeset
78 return nil; -- Invalid JID
df9e18f5c808 util.jid: Add join(node, host, resource) function to join the components and return nil if invalid
Matthew Wild <mwild1@gmail.com>
parents: 1523
diff changeset
79 end
df9e18f5c808 util.jid: Add join(node, host, resource) function to join the components and return nil if invalid
Matthew Wild <mwild1@gmail.com>
parents: 1523
diff changeset
80
366
5691edc7dd63 Improve jid.split() and jid.bare() to pass new test cases with invalid JIDs
Matthew Wild <mwild1@gmail.com>
parents: 365
diff changeset
81 return _M;