prosody
1ecda954fe97
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 @ 11326:1ecda954fe97

mod_http_file_share: Strip authorization type prefix a bit earlier
author Kim Alvefur <zash@zash.se>
date Wed, 27 Jan 2021 18:26:24 +0100
parent 11056:0b0a42542456
child 12190:3616128cd2e3
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
7321
a7199fc8a50e util.jid: Import select() into local (fixes traceback, tests on Lua 5.2)
Kim Alvefur <zash@zash.se>
parents: 7296
diff changeset
11 local select = select;
5944
f3817912e8b2 util.jid: Strip trailing '.' when normalizing hostnames
Matthew Wild <mwild1@gmail.com>
parents: 4407
diff changeset
12 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
13 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
14 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
15 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
16
4407
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
17 local escapes = {
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
18 [" "] = "\\20"; ['"'] = "\\22";
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
19 ["&"] = "\\26"; ["'"] = "\\27";
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
20 ["/"] = "\\2f"; [":"] = "\\3a";
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
21 ["<"] = "\\3c"; [">"] = "\\3e";
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
22 ["@"] = "\\40"; ["\\"] = "\\5c";
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
23 };
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
24 local unescapes = {};
11056
0b0a42542456 util.jid: Fix special escaping of '\' per XEP-0106
Kim Alvefur <zash@zash.se>
parents: 10358
diff changeset
25 local backslash_escapes = {};
0b0a42542456 util.jid: Fix special escaping of '\' per XEP-0106
Kim Alvefur <zash@zash.se>
parents: 10358
diff changeset
26 for k,v in pairs(escapes) do
0b0a42542456 util.jid: Fix special escaping of '\' per XEP-0106
Kim Alvefur <zash@zash.se>
parents: 10358
diff changeset
27 unescapes[v] = k;
0b0a42542456 util.jid: Fix special escaping of '\' per XEP-0106
Kim Alvefur <zash@zash.se>
parents: 10358
diff changeset
28 backslash_escapes[v] = v:gsub("\\", escapes)
0b0a42542456 util.jid: Fix special escaping of '\' per XEP-0106
Kim Alvefur <zash@zash.se>
parents: 10358
diff changeset
29 end
4407
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
30
6777
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
31 local _ENV = nil;
8555
4f0f5b49bb03 vairious: Add annotation when an empty environment is set [luacheck]
Kim Alvefur <zash@zash.se>
parents: 7670
diff changeset
32 -- luacheck: std none
0
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
33
6777
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
34 local function split(jid)
109
7efedc96352a Minor edit, and added a TODO
Waqas Hussain <waqas20@gmail.com>
parents: 104
diff changeset
35 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
36 local node, nodepos = match(jid, "^([^@/]+)@()");
9324
607b262da853 util.jid: Add missing semicolon
Kim Alvefur <zash@zash.se>
parents: 8555
diff changeset
37 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
38 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
39 local resource = match(jid, "^/(.+)$", hostpos);
42de92add67b Better names for variables
Matthew Wild <mwild1@gmail.com>
parents: 368
diff changeset
40 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
41 return node, host, resource;
0
3e3171b59028 First commit, where do you want to go tomorrow?
matthew
parents:
diff changeset
42 end
104
cfbd3b849f9e Fixed: util/jid.lua now returns module object
Waqas Hussain <waqas20@gmail.com>
parents: 29
diff changeset
43
6777
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
44 local function bare(jid)
6891
7f76c77ddcb8 util.jid: Fix backout
Kim Alvefur <zash@zash.se>
parents: 6889
diff changeset
45 local node, host = split(jid);
6889
7f7920f2aebf Backout 7e820979fd9b (broke tests)
Kim Alvefur <zash@zash.se>
parents: 6777
diff changeset
46 if node and host then
7f7920f2aebf Backout 7e820979fd9b (broke tests)
Kim Alvefur <zash@zash.se>
parents: 6777
diff changeset
47 return node.."@"..host;
7f7920f2aebf Backout 7e820979fd9b (broke tests)
Kim Alvefur <zash@zash.se>
parents: 6777
diff changeset
48 end
7f7920f2aebf Backout 7e820979fd9b (broke tests)
Kim Alvefur <zash@zash.se>
parents: 6777
diff changeset
49 return host;
365
a59300fc22ec Add jid.bare() helper function
Matthew Wild <mwild1@gmail.com>
parents: 109
diff changeset
50 end
a59300fc22ec Add jid.bare() helper function
Matthew Wild <mwild1@gmail.com>
parents: 109
diff changeset
51
10358
a77d9b3885bb util.jid: Add a 'strict' flag for jidprep calls
Kim Alvefur <zash@zash.se>
parents: 9324
diff changeset
52 local function prepped_split(jid, strict)
6777
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
53 local node, host, resource = split(jid);
7670
2be85cb3bc66 mod_carbons: Make the conditions for ignoring MUC PMs more specific (fixes #744)
Kim Alvefur <zash@zash.se>
parents: 7321
diff changeset
54 if host and host ~= "." then
5944
f3817912e8b2 util.jid: Strip trailing '.' when normalizing hostnames
Matthew Wild <mwild1@gmail.com>
parents: 4407
diff changeset
55 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
56 host = sub(host, 1, -2);
f3817912e8b2 util.jid: Strip trailing '.' when normalizing hostnames
Matthew Wild <mwild1@gmail.com>
parents: 4407
diff changeset
57 end
10358
a77d9b3885bb util.jid: Add a 'strict' flag for jidprep calls
Kim Alvefur <zash@zash.se>
parents: 9324
diff changeset
58 host = nameprep(host, strict);
717
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
59 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
60 if node then
10358
a77d9b3885bb util.jid: Add a 'strict' flag for jidprep calls
Kim Alvefur <zash@zash.se>
parents: 9324
diff changeset
61 node = nodeprep(node, strict);
717
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
62 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
63 end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
64 if resource then
10358
a77d9b3885bb util.jid: Add a 'strict' flag for jidprep calls
Kim Alvefur <zash@zash.se>
parents: 9324
diff changeset
65 resource = resourceprep(resource, strict);
717
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
66 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
67 end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
68 return node, host, resource;
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
69 end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
70 end
ab428c579cbc util/jid: string prepping functions added: prepped_split and prep
Waqas Hussain <waqas20@gmail.com>
parents: 615
diff changeset
71
6777
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
72 local function join(node, host, resource)
6339
1c19464cde77 util.jid: Use existing join function in jid.prep
Kim Alvefur <zash@zash.se>
parents: 6338
diff changeset
73 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
74 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
75 return node.."@"..host.."/"..resource;
6338
736c388748fd util.jid: Return early in join on invalid jids
Kim Alvefur <zash@zash.se>
parents: 5945
diff changeset
76 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
77 return node.."@"..host;
6338
736c388748fd util.jid: Return early in join on invalid jids
Kim Alvefur <zash@zash.se>
parents: 5945
diff changeset
78 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
79 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
80 end
6338
736c388748fd util.jid: Return early in join on invalid jids
Kim Alvefur <zash@zash.se>
parents: 5945
diff changeset
81 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
82 end
6339
1c19464cde77 util.jid: Use existing join function in jid.prep
Kim Alvefur <zash@zash.se>
parents: 6338
diff changeset
83
10358
a77d9b3885bb util.jid: Add a 'strict' flag for jidprep calls
Kim Alvefur <zash@zash.se>
parents: 9324
diff changeset
84 local function prep(jid, strict)
a77d9b3885bb util.jid: Add a 'strict' flag for jidprep calls
Kim Alvefur <zash@zash.se>
parents: 9324
diff changeset
85 local node, host, resource = prepped_split(jid, strict);
6777
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
86 return join(node, host, resource);
6339
1c19464cde77 util.jid: Use existing join function in jid.prep
Kim Alvefur <zash@zash.se>
parents: 6338
diff changeset
87 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
88
6777
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
89 local function compare(jid, acl)
3375
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
90 -- compare jid to single acl rule
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
91 -- TODO compare to table of rules?
6777
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
92 local jid_node, jid_host, jid_resource = split(jid);
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
93 local acl_node, acl_host, acl_resource = split(acl);
3375
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
94 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
95 ((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
96 ((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
97 return true
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
98 end
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
99 return false
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
100 end
29e51e1c7c3d util.jid: compare() added, with some tests.
Kim Alvefur <zash@zash.se>
parents: 2923
diff changeset
101
7296
1859e07ae082 util.jid+tests: Add simple helpers... node(), host() and resource() for extracting specific parts of a JID
Matthew Wild <mwild1@gmail.com>
parents: 6891
diff changeset
102 local function node(jid)
1859e07ae082 util.jid+tests: Add simple helpers... node(), host() and resource() for extracting specific parts of a JID
Matthew Wild <mwild1@gmail.com>
parents: 6891
diff changeset
103 return (select(1, split(jid)));
1859e07ae082 util.jid+tests: Add simple helpers... node(), host() and resource() for extracting specific parts of a JID
Matthew Wild <mwild1@gmail.com>
parents: 6891
diff changeset
104 end
1859e07ae082 util.jid+tests: Add simple helpers... node(), host() and resource() for extracting specific parts of a JID
Matthew Wild <mwild1@gmail.com>
parents: 6891
diff changeset
105
1859e07ae082 util.jid+tests: Add simple helpers... node(), host() and resource() for extracting specific parts of a JID
Matthew Wild <mwild1@gmail.com>
parents: 6891
diff changeset
106 local function host(jid)
1859e07ae082 util.jid+tests: Add simple helpers... node(), host() and resource() for extracting specific parts of a JID
Matthew Wild <mwild1@gmail.com>
parents: 6891
diff changeset
107 return (select(2, split(jid)));
1859e07ae082 util.jid+tests: Add simple helpers... node(), host() and resource() for extracting specific parts of a JID
Matthew Wild <mwild1@gmail.com>
parents: 6891
diff changeset
108 end
1859e07ae082 util.jid+tests: Add simple helpers... node(), host() and resource() for extracting specific parts of a JID
Matthew Wild <mwild1@gmail.com>
parents: 6891
diff changeset
109
1859e07ae082 util.jid+tests: Add simple helpers... node(), host() and resource() for extracting specific parts of a JID
Matthew Wild <mwild1@gmail.com>
parents: 6891
diff changeset
110 local function resource(jid)
1859e07ae082 util.jid+tests: Add simple helpers... node(), host() and resource() for extracting specific parts of a JID
Matthew Wild <mwild1@gmail.com>
parents: 6891
diff changeset
111 return (select(3, split(jid)));
1859e07ae082 util.jid+tests: Add simple helpers... node(), host() and resource() for extracting specific parts of a JID
Matthew Wild <mwild1@gmail.com>
parents: 6891
diff changeset
112 end
1859e07ae082 util.jid+tests: Add simple helpers... node(), host() and resource() for extracting specific parts of a JID
Matthew Wild <mwild1@gmail.com>
parents: 6891
diff changeset
113
11056
0b0a42542456 util.jid: Fix special escaping of '\' per XEP-0106
Kim Alvefur <zash@zash.se>
parents: 10358
diff changeset
114 local function escape(s) return s and (s:gsub("\\%x%x", backslash_escapes):gsub("[\"&'/:<>@ ]", escapes)); end
6777
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
115 local function unescape(s) return s and (s:gsub("\\%x%x", unescapes)); end
4407
f78c6f5fa090 util.jid: Added escape() and unescape().
Waqas Hussain <waqas20@gmail.com>
parents: 3480
diff changeset
116
6777
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
117 return {
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
118 split = split;
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
119 bare = bare;
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
120 prepped_split = prepped_split;
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
121 join = join;
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
122 prep = prep;
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
123 compare = compare;
7296
1859e07ae082 util.jid+tests: Add simple helpers... node(), host() and resource() for extracting specific parts of a JID
Matthew Wild <mwild1@gmail.com>
parents: 6891
diff changeset
124 node = node;
1859e07ae082 util.jid+tests: Add simple helpers... node(), host() and resource() for extracting specific parts of a JID
Matthew Wild <mwild1@gmail.com>
parents: 6891
diff changeset
125 host = host;
1859e07ae082 util.jid+tests: Add simple helpers... node(), host() and resource() for extracting specific parts of a JID
Matthew Wild <mwild1@gmail.com>
parents: 6891
diff changeset
126 resource = resource;
6777
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
127 escape = escape;
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
128 unescape = unescape;
5de6b93d0190 util.*: Remove use of module() function, make all module functions local and return them in a table at the end
Kim Alvefur <zash@zash.se>
parents: 6340
diff changeset
129 };