prosody
69d12c3fe991
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 @ 6020:69d12c3fe991

Merge 0.10->trunk
author Kim Alvefur <zash@zash.se>
date Wed, 19 Feb 2014 20:10:23 +0100
parent 5945:51ead0aa3a02
child 6338:736c388748fd
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)
1171
be11dc0610d5 util.jid: Eliminate global method use
Waqas Hussain <waqas20@gmail.com>
parents: 896
diff changeset
40 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
41 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
42 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
43 end
384
4542bcdb7f55 Removed useless check
Waqas Hussain <waqas20@gmail.com>
parents: 369
diff changeset
44 return host;
365
a59300fc22ec Add jid.bare() helper function
Matthew Wild <mwild1@gmail.com>
parents: 109
diff changeset
45 end
a59300fc22ec Add jid.bare() helper function
Matthew Wild <mwild1@gmail.com>
parents: 109
diff changeset
46
1171
be11dc0610d5 util.jid: Eliminate global method use
Waqas Hussain <waqas20@gmail.com>
parents: 896
diff changeset
47 local function _prepped_split(jid)
be11dc0610d5 util.jid: Eliminate global method use
Waqas Hussain <waqas20@gmail.com>
parents: 896
diff changeset
48 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
49 if host then
5944
f3817912e8b2 util.jid: Strip trailing '.' when normalizing hostnames
Matthew Wild <mwild1@gmail.com>
parents: 4407
diff changeset
50 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
51 host = sub(host, 1, -2);
f3817912e8b2 util.jid: Strip trailing '.' when normalizing hostnames
Matthew Wild <mwild1@gmail.com>
parents: 4407
diff changeset
52 end
717
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
53 host = nameprep(host);
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
54 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
55 if node then
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
56 node = nodeprep(node);
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
57 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
58 end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
59 if resource then
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
60 resource = resourceprep(resource);
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
61 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
62 end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
63 return node, host, resource;
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 end
1171
be11dc0610d5 util.jid: Eliminate global method use
Waqas Hussain <waqas20@gmail.com>
parents: 896
diff changeset
66 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
67
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
68 function prep(jid)
1171
be11dc0610d5 util.jid: Eliminate global method use
Waqas Hussain <waqas20@gmail.com>
parents: 896
diff changeset
69 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
70 if host then
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
71 if node then
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
72 host = node .. "@" .. host;
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
73 end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
74 if resource then
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
75 host = host .. "/" .. resource;
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
76 end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
77 end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
78 return host;
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
79 end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
80
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 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
82 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
83 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
84 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
85 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
86 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
87 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
88 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
89 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
90 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
91 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
92 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
93
3375
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
94 function compare(jid, acl)
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
95 -- compare jid to single acl rule
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
96 -- TODO compare to table of rules?
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
97 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
98 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
99 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
100 ((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
101 ((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
102 return true
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
103 end
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
104 return false
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
105 end
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
106
4407
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
107 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
108 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
109
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
110 return _M;