prosody
0cbb09afa5c3
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 @ 6765:0cbb09afa5c3

util.sql: Fix log level of debug message
author Matthew Wild <mwild1@gmail.com>
date Wed, 08 Jul 2015 15:16:17 +0100
parent 6340:7e820979fd9b
child 6777:5de6b93d0190
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
2923
b7049746bd29 Update copyright headers for 2010
Matthew Wild <mwild1@gmail.com>
parents: 2245
diff changeset
2 -- Copyright (C) 2008-2010 Matthew Wild
b7049746bd29 Update copyright headers for 2010
Matthew Wild <mwild1@gmail.com>
parents: 2245
diff changeset
3 -- Copyright (C) 2008-2010 Waqas Hussain
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 4407
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
5944
f3817912e8b2 util.jid: Strip trailing '.' when normalizing hostnames
Matthew Wild <mwild1@gmail.com>
parents: 4407
diff changeset
11 local match, sub = string.match, string.sub;
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
4407
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
16 local escapes = {
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
17 [" "] = "\\20"; ['"'] = "\\22";
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
18 ["&"] = "\\26"; ["'"] = "\\27";
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
19 ["/"] = "\\2f"; [":"] = "\\3a";
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
20 ["<"] = "\\3c"; [">"] = "\\3e";
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
21 ["@"] = "\\40"; ["\\"] = "\\5c";
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
22 };
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
23 local unescapes = {};
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
24 for k,v in pairs(escapes) do unescapes[v] = k; end
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
25
0
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
26 module "jid"
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
27
1171
be11dc0610d5 util.jid: Eliminate global method use
Waqas Hussain <waqas20@gmail.com>
parents: 896
diff changeset
28 local function _split(jid)
109
7efedc96352a Minor edit, and added a TODO
Waqas Hussain <waqas20@gmail.com>
parents: 104
diff changeset
29 if not jid then return; end
3480
97831dfe7f72 util.jid: Fix parsing of JIDs with no nodepart and an @ in the resourcepart (thanks seth)
Matthew Wild <mwild1@gmail.com>
parents: 3375
diff changeset
30 local node, nodepos = match(jid, "^([^@/]+)@()");
369
42de92add67b Better names for variables
Matthew Wild <mwild1@gmail.com>
parents: 368
diff changeset
31 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
32 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
33 local resource = match(jid, "^/(.+)$", hostpos);
42de92add67b Better names for variables
Matthew Wild <mwild1@gmail.com>
parents: 368
diff changeset
34 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
35 return node, host, resource;
0
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
36 end
1171
be11dc0610d5 util.jid: Eliminate global method use
Waqas Hussain <waqas20@gmail.com>
parents: 896
diff changeset
37 split = _split;
104
cfbd3b849f9e Fixed: util/jid.lua now returns module object
Waqas Hussain <waqas20@gmail.com>
parents: 29
diff changeset
38
365
a59300fc22ec Add jid.bare() helper function
Matthew Wild <mwild1@gmail.com>
parents: 109
diff changeset
39 function bare(jid)
6340
7e820979fd9b util.jid: Optimize bare
Kim Alvefur <zash@zash.se>
parents: 6339
diff changeset
40 return jid and match(jid, "^[^/]+");
365
a59300fc22ec Add jid.bare() helper function
Matthew Wild <mwild1@gmail.com>
parents: 109
diff changeset
41 end
a59300fc22ec Add jid.bare() helper function
Matthew Wild <mwild1@gmail.com>
parents: 109
diff changeset
42
1171
be11dc0610d5 util.jid: Eliminate global method use
Waqas Hussain <waqas20@gmail.com>
parents: 896
diff changeset
43 local function _prepped_split(jid)
be11dc0610d5 util.jid: Eliminate global method use
Waqas Hussain <waqas20@gmail.com>
parents: 896
diff changeset
44 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
45 if host then
5944
f3817912e8b2 util.jid: Strip trailing '.' when normalizing hostnames
Matthew Wild <mwild1@gmail.com>
parents: 4407
diff changeset
46 if sub(host, -1, -1) == "." then -- Strip empty root label
f3817912e8b2 util.jid: Strip trailing '.' when normalizing hostnames
Matthew Wild <mwild1@gmail.com>
parents: 4407
diff changeset
47 host = sub(host, 1, -2);
f3817912e8b2 util.jid: Strip trailing '.' when normalizing hostnames
Matthew Wild <mwild1@gmail.com>
parents: 4407
diff changeset
48 end
717
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
49 host = nameprep(host);
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
50 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
51 if node then
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
52 node = nodeprep(node);
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
53 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
54 end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
55 if resource then
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
56 resource = resourceprep(resource);
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
57 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
58 end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
59 return node, host, resource;
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 end
1171
be11dc0610d5 util.jid: Eliminate global method use
Waqas Hussain <waqas20@gmail.com>
parents: 896
diff changeset
62 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
63
6339
1c19464cde77 util.jid: Use existing join function in jid.prep
Kim Alvefur <zash@zash.se>
parents: 6338
diff changeset
64 local function _join(node, host, resource)
1c19464cde77 util.jid: Use existing join function in jid.prep
Kim Alvefur <zash@zash.se>
parents: 6338
diff changeset
65 if not host then return end
6338
736c388748fd util.jid: Return early in join on invalid jids
Kim Alvefur <zash@zash.se>
parents: 5945
diff changeset
66 if node and resource then
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
67 return node.."@"..host.."/"..resource;
6338
736c388748fd util.jid: Return early in join on invalid jids
Kim Alvefur <zash@zash.se>
parents: 5945
diff changeset
68 elseif node then
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
69 return node.."@"..host;
6338
736c388748fd util.jid: Return early in join on invalid jids
Kim Alvefur <zash@zash.se>
parents: 5945
diff changeset
70 elseif resource then
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
71 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
72 end
6338
736c388748fd util.jid: Return early in join on invalid jids
Kim Alvefur <zash@zash.se>
parents: 5945
diff changeset
73 return host;
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
74 end
6339
1c19464cde77 util.jid: Use existing join function in jid.prep
Kim Alvefur <zash@zash.se>
parents: 6338
diff changeset
75 join = _join;
1c19464cde77 util.jid: Use existing join function in jid.prep
Kim Alvefur <zash@zash.se>
parents: 6338
diff changeset
76
1c19464cde77 util.jid: Use existing join function in jid.prep
Kim Alvefur <zash@zash.se>
parents: 6338
diff changeset
77 function prep(jid)
1c19464cde77 util.jid: Use existing join function in jid.prep
Kim Alvefur <zash@zash.se>
parents: 6338
diff changeset
78 local node, host, resource = _prepped_split(jid);
1c19464cde77 util.jid: Use existing join function in jid.prep
Kim Alvefur <zash@zash.se>
parents: 6338
diff changeset
79 return _join(node, host, resource);
1c19464cde77 util.jid: Use existing join function in jid.prep
Kim Alvefur <zash@zash.se>
parents: 6338
diff changeset
80 end
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
81
3375
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
82 function compare(jid, acl)
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
83 -- compare jid to single acl rule
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
84 -- TODO compare to table of rules?
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
85 local jid_node, jid_host, jid_resource = _split(jid);
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
86 local acl_node, acl_host, acl_resource = _split(acl);
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
87 if ((acl_node ~= nil and acl_node == jid_node) or acl_node == nil) and
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
88 ((acl_host ~= nil and acl_host == jid_host) or acl_host == nil) and
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
89 ((acl_resource ~= nil and acl_resource == jid_resource) or acl_resource == nil) then
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
90 return true
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
91 end
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
92 return false
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
93 end
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
94
4407
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
95 function escape(s) return s and (s:gsub(".", escapes)); end
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
96 function unescape(s) return s and (s:gsub("\\%x%x", unescapes)); end
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
97
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
98 return _M;