annotate sat_frontends/tools/jid.py @ 4060:fce92ba311f4

plugin XEP-0293: "Jingle RTP Feedback Negotiation" implementation: rel 437
author Goffi <goffi@goffi.org>
date Mon, 29 May 2023 17:58:03 +0200
parents 199473ffe4ea
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
3137
559a625a236b fixed shebangs
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
1 #!/usr/bin/env python3
559a625a236b fixed shebangs
Goffi <goffi@goffi.org>
parents: 3136
diff changeset
2
4050
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
3 # Libervia XMPP
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
4 # Copyright (C) 2009-2023 Jérôme Poisson (goffi@goffi.org)
0
goffi@necton2
parents:
diff changeset
5
609
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 590
diff changeset
6 # This program is free software: you can redistribute it and/or modify
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 590
diff changeset
7 # it under the terms of the GNU Affero General Public License as published by
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 590
diff changeset
8 # the Free Software Foundation, either version 3 of the License, or
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 590
diff changeset
9 # (at your option) any later version.
0
goffi@necton2
parents:
diff changeset
10
609
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 590
diff changeset
11 # This program is distributed in the hope that it will be useful,
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 590
diff changeset
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 590
diff changeset
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 590
diff changeset
14 # GNU Affero General Public License for more details.
0
goffi@necton2
parents:
diff changeset
15
609
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 590
diff changeset
16 # You should have received a copy of the GNU Affero General Public License
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 590
diff changeset
17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
0
goffi@necton2
parents:
diff changeset
18
4050
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
19 from typing import Optional, Tuple
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
20
1290
faa1129559b8 core, frontends: refactoring to base Libervia on QuickFrontend (big mixed commit):
Goffi <goffi@goffi.org>
parents: 1265
diff changeset
21
4050
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
22 class JID(str):
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
23 """This class helps manage JID (<local>@<domain>/<resource>)"""
1290
faa1129559b8 core, frontends: refactoring to base Libervia on QuickFrontend (big mixed commit):
Goffi <goffi@goffi.org>
parents: 1265
diff changeset
24
4050
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
25 def __new__(cls, jid_str: str) -> "JID":
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
26 return str.__new__(cls, cls._normalize(jid_str))
1290
faa1129559b8 core, frontends: refactoring to base Libervia on QuickFrontend (big mixed commit):
Goffi <goffi@goffi.org>
parents: 1265
diff changeset
27
4050
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
28 def __init__(self, jid_str: str):
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
29 self._node, self._domain, self._resource = self._parse()
0
goffi@necton2
parents:
diff changeset
30
1290
faa1129559b8 core, frontends: refactoring to base Libervia on QuickFrontend (big mixed commit):
Goffi <goffi@goffi.org>
parents: 1265
diff changeset
31 @staticmethod
4050
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
32 def _normalize(jid_str: str) -> str:
1140
7f32371568e4 sat_frontends (tools): force JID's node and domain to lower-case:
souliane <souliane@mailoo.org>
parents: 1139
diff changeset
33 """Naive normalization before instantiating and parsing the JID"""
1290
faa1129559b8 core, frontends: refactoring to base Libervia on QuickFrontend (big mixed commit):
Goffi <goffi@goffi.org>
parents: 1265
diff changeset
34 if not jid_str:
faa1129559b8 core, frontends: refactoring to base Libervia on QuickFrontend (big mixed commit):
Goffi <goffi@goffi.org>
parents: 1265
diff changeset
35 return jid_str
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
36 tokens = jid_str.split("/")
1140
7f32371568e4 sat_frontends (tools): force JID's node and domain to lower-case:
souliane <souliane@mailoo.org>
parents: 1139
diff changeset
37 tokens[0] = tokens[0].lower() # force node and domain to lower-case
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
38 return "/".join(tokens)
1140
7f32371568e4 sat_frontends (tools): force JID's node and domain to lower-case:
souliane <souliane@mailoo.org>
parents: 1139
diff changeset
39
4050
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
40 def _parse(self) -> Tuple[Optional[str], str, Optional[str]]:
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
41 """Find node, domain, and resource from JID"""
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
42 node_end = self.find("@")
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
43 if node_end < 0:
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
44 node_end = 0
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
45 domain_end = self.find("/")
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
46 if domain_end == 0:
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
47 raise ValueError("a jid can't start with '/'")
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
48 if domain_end == -1:
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
49 domain_end = len(self)
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
50 node = self[:node_end] or None
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
51 domain = self[(node_end + 1) if node_end else 0 : domain_end]
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
52 resource = self[domain_end + 1 :] or None
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
53 return node, domain, resource
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
54
1265
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1140
diff changeset
55 @property
4050
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
56 def node(self) -> Optional[str]:
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
57 return self._node
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
58
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
59 @property
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
60 def local(self) -> Optional[str]:
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
61 return self._node
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
62
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
63 @property
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
64 def domain(self) -> str:
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
65 return self._domain
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
66
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
67 @property
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
68 def resource(self) -> Optional[str]:
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
69 return self._resource
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
70
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
71 @property
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
72 def bare(self) -> "JID":
1265
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1140
diff changeset
73 if not self.node:
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1140
diff changeset
74 return JID(self.domain)
4050
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
75 return JID(f"{self.node}@{self.domain}")
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
76
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
77 def change_resource(self, resource: str) -> "JID":
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
78 """Build a new JID with the same node and domain but a different resource.
1265
e3a9ea76de35 quick_frontend, primitivus: multi-profiles refactoring part 1 (big commit, sorry :p):
Goffi <goffi@goffi.org>
parents: 1140
diff changeset
79
4050
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
80 @param resource: The new resource for the JID.
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
81 @return: A new JID instance with the updated resource.
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
82 """
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
83 return JID(f"{self.bare}/{resource}")
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
84
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
85 def is_valid(self) -> bool:
1140
7f32371568e4 sat_frontends (tools): force JID's node and domain to lower-case:
souliane <souliane@mailoo.org>
parents: 1139
diff changeset
86 """
7f32371568e4 sat_frontends (tools): force JID's node and domain to lower-case:
souliane <souliane@mailoo.org>
parents: 1139
diff changeset
87 @return: True if the JID is XMPP compliant
7f32371568e4 sat_frontends (tools): force JID's node and domain to lower-case:
souliane <souliane@mailoo.org>
parents: 1139
diff changeset
88 """
4050
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
89 # Simple check for domain part
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
90 if not self.domain or self.domain.startswith(".") or self.domain.endswith("."):
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
91 return False
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
92 if ".." in self.domain:
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
93 return False
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
94 return True
1378
3dae6964c071 quick_frontends, primitivus: move the chat states logic to quick_frontend
souliane <souliane@mailoo.org>
parents: 1311
diff changeset
95
3dae6964c071 quick_frontends, primitivus: move the chat states logic to quick_frontend
souliane <souliane@mailoo.org>
parents: 1311
diff changeset
96
4050
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
97 def new_resource(entity: JID, resource: str) -> JID:
1378
3dae6964c071 quick_frontends, primitivus: move the chat states logic to quick_frontend
souliane <souliane@mailoo.org>
parents: 1311
diff changeset
98 """Build a new JID from the given entity and resource.
3dae6964c071 quick_frontends, primitivus: move the chat states logic to quick_frontend
souliane <souliane@mailoo.org>
parents: 1311
diff changeset
99
4050
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
100 @param entity: original JID
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
101 @param resource: new resource
1378
3dae6964c071 quick_frontends, primitivus: move the chat states logic to quick_frontend
souliane <souliane@mailoo.org>
parents: 1311
diff changeset
102 @return: a new JID instance
3dae6964c071 quick_frontends, primitivus: move the chat states logic to quick_frontend
souliane <souliane@mailoo.org>
parents: 1311
diff changeset
103 """
4050
199473ffe4ea frontends (tools/jid): remove old pyjamas code + type hints
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
104 return entity.change_resource(resource)