Mercurial > prosody-modules

annotate mod_pubsub_text_interface/mod_pubsub_text_interface.lua @ 5299:e3a3a6c86a9f

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
mod_audit: Add a command to print the audit log on the command-line
author Matthew Wild <mwild1@gmail.com>
date Sat, 01 Apr 2023 13:22:12 +0100
parents e0d0ef564095
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
3243
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1 local st = require "util.stanza";
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
2 local jid = require "util.jid";
3247
ada7a0c7221c mod_pubsub_text_interface: Generate a stanza id for replies
Kim Alvefur <zash@zash.se>
parents: 3243
diff changeset
3 local id = require "util.id";
3243
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
4
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
5 local pubsub = module:depends "pubsub".service;
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
6
4041
cb5ea9d25cb2 mod_pubsub_text_interface: Hint at possible commands using XEP-0439: Quick Response
Kim Alvefur <zash@zash.se>
parents: 3644
diff changeset
7 local xmlns_quick_resp = "urn:xmpp:tmp:quick-response";
3243
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
8 local name = module:get_option_string("name", "PubSub Service on "..module.host);
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
9 local help = name..[[
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
10
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
11 Commands:
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
12
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
13 - `help` - this help message
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
14 - `list` - list available nodes
3488
4ddb034a8a03 mod_pubsub_text_interface: Add command for listing current subscriptions
Kim Alvefur <zash@zash.se>
parents: 3429
diff changeset
15 - `subscriptions` - list nodes you are subscribed to
5134
e0d0ef564095 mod_pubsub_text_interface: Try to clarify help message wrt node arguments
Kim Alvefur <zash@zash.se>
parents: 5133
diff changeset
16 - `subscribe NODE` - subscribe to a node
e0d0ef564095 mod_pubsub_text_interface: Try to clarify help message wrt node arguments
Kim Alvefur <zash@zash.se>
parents: 5133
diff changeset
17 - `unsubscribe NODE` - unsubscribe from a node]];
3328
7d39ffd058d5 mod_pubsub_text_interface: Handle lack of `pubsub:get_last_item` in Prosody 0.10
Kim Alvefur <zash@zash.se>
parents: 3293
diff changeset
18 if pubsub.get_last_item then -- COMPAT not available in 0.10
5134
e0d0ef564095 mod_pubsub_text_interface: Try to clarify help message wrt node arguments
Kim Alvefur <zash@zash.se>
parents: 5133
diff changeset
19 help = help .. "\n- `last NODE` - send the last item (again)"
3328
7d39ffd058d5 mod_pubsub_text_interface: Handle lack of `pubsub:get_last_item` in Prosody 0.10
Kim Alvefur <zash@zash.se>
parents: 3293
diff changeset
20 end
5133
d7652471ae3e mod_pubsub_text_interface: Improve error messages
Kim Alvefur <zash@zash.se>
parents: 4645
diff changeset
21 -- FIXME better word for "node"
d7652471ae3e mod_pubsub_text_interface: Improve error messages
Kim Alvefur <zash@zash.se>
parents: 4645
diff changeset
22
d7652471ae3e mod_pubsub_text_interface: Improve error messages
Kim Alvefur <zash@zash.se>
parents: 4645
diff changeset
23 local friendly_pubsub_errors = {
d7652471ae3e mod_pubsub_text_interface: Improve error messages
Kim Alvefur <zash@zash.se>
parents: 4645
diff changeset
24 ["forbidden"] = "You are not allowed to do that";
d7652471ae3e mod_pubsub_text_interface: Improve error messages
Kim Alvefur <zash@zash.se>
parents: 4645
diff changeset
25 ["item-not-found"] = "That node does not exist";
d7652471ae3e mod_pubsub_text_interface: Improve error messages
Kim Alvefur <zash@zash.se>
parents: 4645
diff changeset
26 ["internal-server-error"] = "Something went wrong (see server logs)";
d7652471ae3e mod_pubsub_text_interface: Improve error messages
Kim Alvefur <zash@zash.se>
parents: 4645
diff changeset
27 ["not-subscribed"] = "You were not subscribed";
d7652471ae3e mod_pubsub_text_interface: Improve error messages
Kim Alvefur <zash@zash.se>
parents: 4645
diff changeset
28 };
3243
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
29
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
30 module:hook("message/host", function (event)
3489
33b3f02a9e7d mod_pubsub_text_interface: Remove unused variable [luacheck]
Kim Alvefur <zash@zash.se>
parents: 3488
diff changeset
31 local stanza = event.stanza;
3243
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
32 local body = stanza:get_child_text("body");
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
33 if not body then return end -- bail out
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
34
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
35 local from = stanza.attr.from;
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
36
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
37 local reply = st.reply(stanza);
3247
ada7a0c7221c mod_pubsub_text_interface: Generate a stanza id for replies
Kim Alvefur <zash@zash.se>
parents: 3243
diff changeset
38 reply.attr.id = id.medium();
3243
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
39
3249
8f4a7084c466 mod_pubsub_text_interface: Rename variable to avoid name clash [luacheck]
Kim Alvefur <zash@zash.se>
parents: 3248
diff changeset
40 local command, node_arg = body:match("^(%a+)%s+(.*)");
3250
5801b5cf8f54 mod_pubsub_text_interface: Ignore whitespace after all commands
Kim Alvefur <zash@zash.se>
parents: 3249
diff changeset
41 command = (command or body):lower();
3248
ecec46f7d020 mod_pubsub_text_interface: Fix chain that accidentally produced nested <body>
Kim Alvefur <zash@zash.se>
parents: 3247
diff changeset
42
3250
5801b5cf8f54 mod_pubsub_text_interface: Ignore whitespace after all commands
Kim Alvefur <zash@zash.se>
parents: 3249
diff changeset
43 if command == "help" then
4644
bbf9e36db3a9 mod_pubsub_text_interface: Fix move quick response tags out of <body>
Kim Alvefur <zash@zash.se>
parents: 4489
diff changeset
44 reply:body(help):up();
4041
cb5ea9d25cb2 mod_pubsub_text_interface: Hint at possible commands using XEP-0439: Quick Response
Kim Alvefur <zash@zash.se>
parents: 3644
diff changeset
45 reply:tag("response", { xmlns = xmlns_quick_resp, value = "list", }):up();
cb5ea9d25cb2 mod_pubsub_text_interface: Hint at possible commands using XEP-0439: Quick Response
Kim Alvefur <zash@zash.se>
parents: 3644
diff changeset
46 reply:tag("response", { xmlns = xmlns_quick_resp, value = "subscriptions", }):up();
3250
5801b5cf8f54 mod_pubsub_text_interface: Ignore whitespace after all commands
Kim Alvefur <zash@zash.se>
parents: 3249
diff changeset
47 elseif command == "list" then
3243
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
48 local ok, nodes = pubsub:get_nodes(from);
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
49 if ok then
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
50 local list = {};
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
51 for node, node_obj in pairs(nodes) do
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
52 table.insert(list, ("- `%s` %s"):format(node, node_obj.config.title or ""));
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
53 end
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
54 reply:body(table.concat(list, "\n"));
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
55 else
5133
d7652471ae3e mod_pubsub_text_interface: Improve error messages
Kim Alvefur <zash@zash.se>
parents: 4645
diff changeset
56 reply:body(friendly_pubsub_errors[nodes] or nodes);
3243
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
57 end
3488
4ddb034a8a03 mod_pubsub_text_interface: Add command for listing current subscriptions
Kim Alvefur <zash@zash.se>
parents: 3429
diff changeset
58 elseif command == "subscriptions" then
4ddb034a8a03 mod_pubsub_text_interface: Add command for listing current subscriptions
Kim Alvefur <zash@zash.se>
parents: 3429
diff changeset
59 local ok, subs = pubsub:get_subscriptions(nil, from, from);
4ddb034a8a03 mod_pubsub_text_interface: Add command for listing current subscriptions
Kim Alvefur <zash@zash.se>
parents: 3429
diff changeset
60 if not ok then
5133
d7652471ae3e mod_pubsub_text_interface: Improve error messages
Kim Alvefur <zash@zash.se>
parents: 4645
diff changeset
61 reply:body(friendly_pubsub_errors[subs] or subs);
3488
4ddb034a8a03 mod_pubsub_text_interface: Add command for listing current subscriptions
Kim Alvefur <zash@zash.se>
parents: 3429
diff changeset
62 elseif #subs == 0 then
4ddb034a8a03 mod_pubsub_text_interface: Add command for listing current subscriptions
Kim Alvefur <zash@zash.se>
parents: 3429
diff changeset
63 reply:body("You are not subscribed to anything from this pubsub service");
4ddb034a8a03 mod_pubsub_text_interface: Add command for listing current subscriptions
Kim Alvefur <zash@zash.se>
parents: 3429
diff changeset
64 else
4ddb034a8a03 mod_pubsub_text_interface: Add command for listing current subscriptions
Kim Alvefur <zash@zash.se>
parents: 3429
diff changeset
65 local response = {};
4ddb034a8a03 mod_pubsub_text_interface: Add command for listing current subscriptions
Kim Alvefur <zash@zash.se>
parents: 3429
diff changeset
66 for i = 1, #subs do
4ddb034a8a03 mod_pubsub_text_interface: Add command for listing current subscriptions
Kim Alvefur <zash@zash.se>
parents: 3429
diff changeset
67 response[i] = string.format("- `%s`", subs[i].node);
4041
cb5ea9d25cb2 mod_pubsub_text_interface: Hint at possible commands using XEP-0439: Quick Response
Kim Alvefur <zash@zash.se>
parents: 3644
diff changeset
68 reply:tag("response", { xmlns = xmlns_quick_resp, value = "unsubscribe "..subs[i].node, }):up();
cb5ea9d25cb2 mod_pubsub_text_interface: Hint at possible commands using XEP-0439: Quick Response
Kim Alvefur <zash@zash.se>
parents: 3644
diff changeset
69 reply:tag("response", { xmlns = xmlns_quick_resp, value = "last "..subs[i].node, }):up();
3488
4ddb034a8a03 mod_pubsub_text_interface: Add command for listing current subscriptions
Kim Alvefur <zash@zash.se>
parents: 3429
diff changeset
70 end
4ddb034a8a03 mod_pubsub_text_interface: Add command for listing current subscriptions
Kim Alvefur <zash@zash.se>
parents: 3429
diff changeset
71 reply:body(table.concat(response, "\n"));
4ddb034a8a03 mod_pubsub_text_interface: Add command for listing current subscriptions
Kim Alvefur <zash@zash.se>
parents: 3429
diff changeset
72 end
3248
ecec46f7d020 mod_pubsub_text_interface: Fix chain that accidentally produced nested <body>
Kim Alvefur <zash@zash.se>
parents: 3247
diff changeset
73 elseif command == "subscribe" then
3249
8f4a7084c466 mod_pubsub_text_interface: Rename variable to avoid name clash [luacheck]
Kim Alvefur <zash@zash.se>
parents: 3248
diff changeset
74 local ok, err = pubsub:add_subscription(node_arg, from, jid.bare(from), { ["pubsub#include_body"] = true });
5133
d7652471ae3e mod_pubsub_text_interface: Improve error messages
Kim Alvefur <zash@zash.se>
parents: 4645
diff changeset
75 reply:body(ok and "OK" or friendly_pubsub_errors[err] or err);
3243
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
76 elseif command == "unsubscribe" then
3249
8f4a7084c466 mod_pubsub_text_interface: Rename variable to avoid name clash [luacheck]
Kim Alvefur <zash@zash.se>
parents: 3248
diff changeset
77 local ok, err = pubsub:remove_subscription(node_arg, from, jid.bare(from));
5133
d7652471ae3e mod_pubsub_text_interface: Improve error messages
Kim Alvefur <zash@zash.se>
parents: 4645
diff changeset
78 reply:body(ok and "OK" or friendly_pubsub_errors[err] or err);
3328
7d39ffd058d5 mod_pubsub_text_interface: Handle lack of `pubsub:get_last_item` in Prosody 0.10
Kim Alvefur <zash@zash.se>
parents: 3293
diff changeset
79 elseif command == "last" and pubsub.get_last_item then
3293
f728c8c42860 mod_pubsub_text_interface: Add a 'last' command for sending the last item
Kim Alvefur <zash@zash.se>
parents: 3250
diff changeset
80 local ok, item_id, item = pubsub:get_last_item(node_arg, from);
f728c8c42860 mod_pubsub_text_interface: Add a 'last' command for sending the last item
Kim Alvefur <zash@zash.se>
parents: 3250
diff changeset
81 if not ok then
5133
d7652471ae3e mod_pubsub_text_interface: Improve error messages
Kim Alvefur <zash@zash.se>
parents: 4645
diff changeset
82 reply:body(friendly_pubsub_errors[item_id] or item_id);
3293
f728c8c42860 mod_pubsub_text_interface: Add a 'last' command for sending the last item
Kim Alvefur <zash@zash.se>
parents: 3250
diff changeset
83 elseif not item_id then
5133
d7652471ae3e mod_pubsub_text_interface: Improve error messages
Kim Alvefur <zash@zash.se>
parents: 4645
diff changeset
84 reply:body("That node does not contain any items");
3293
f728c8c42860 mod_pubsub_text_interface: Add a 'last' command for sending the last item
Kim Alvefur <zash@zash.se>
parents: 3250
diff changeset
85 else
f728c8c42860 mod_pubsub_text_interface: Add a 'last' command for sending the last item
Kim Alvefur <zash@zash.se>
parents: 3250
diff changeset
86 pubsub.config.broadcaster("items", node_arg, {
f728c8c42860 mod_pubsub_text_interface: Add a 'last' command for sending the last item
Kim Alvefur <zash@zash.se>
parents: 3250
diff changeset
87 [from] = { ["pubsub#include_body"] = true }
4489
725768d83830 mod_pubsub_text_interface: Pass node object to broadcaster for config access
Kim Alvefur <zash@zash.se>
parents: 4234
diff changeset
88 }, item, nil, pubsub.nodes[node_arg]);
3293
f728c8c42860 mod_pubsub_text_interface: Add a 'last' command for sending the last item
Kim Alvefur <zash@zash.se>
parents: 3250
diff changeset
89 reply:body("OK");
f728c8c42860 mod_pubsub_text_interface: Add a 'last' command for sending the last item
Kim Alvefur <zash@zash.se>
parents: 3250
diff changeset
90 end
3243
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
91 else
4645
25ce28711fac mod_pubsub_text_interface: Move quick response out of unknown command text
Kim Alvefur <zash@zash.se>
parents: 4644
diff changeset
92 reply:body("Unknown command. `help` to list commands."):up();
4041
cb5ea9d25cb2 mod_pubsub_text_interface: Hint at possible commands using XEP-0439: Quick Response
Kim Alvefur <zash@zash.se>
parents: 3644
diff changeset
93 reply:tag("response", { xmlns = xmlns_quick_resp, value = "help", }):up();
3243
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
94 end
3644
9980ea72ff91 mod_pubsub_text_interface: Respond to receipts
Kim Alvefur <zash@zash.se>
parents: 3489
diff changeset
95 reply:reset();
9980ea72ff91 mod_pubsub_text_interface: Respond to receipts
Kim Alvefur <zash@zash.se>
parents: 3489
diff changeset
96
4042
78ac5500a844 mod_pubsub_text_interface: Reflect XEP-0334 hints
Kim Alvefur <zash@zash.se>
parents: 4041
diff changeset
97 if stanza:get_child("no-copy", "urn:xmpp:hints") then
78ac5500a844 mod_pubsub_text_interface: Reflect XEP-0334 hints
Kim Alvefur <zash@zash.se>
parents: 4041
diff changeset
98 reply:tag("no-copy", { xmlns = "urn:xmpp:hints" }):up();
78ac5500a844 mod_pubsub_text_interface: Reflect XEP-0334 hints
Kim Alvefur <zash@zash.se>
parents: 4041
diff changeset
99 end
78ac5500a844 mod_pubsub_text_interface: Reflect XEP-0334 hints
Kim Alvefur <zash@zash.se>
parents: 4041
diff changeset
100
78ac5500a844 mod_pubsub_text_interface: Reflect XEP-0334 hints
Kim Alvefur <zash@zash.se>
parents: 4041
diff changeset
101 if stanza:get_child("no-store", "urn:xmpp:hints") then
78ac5500a844 mod_pubsub_text_interface: Reflect XEP-0334 hints
Kim Alvefur <zash@zash.se>
parents: 4041
diff changeset
102 reply:tag("no-store", { xmlns = "urn:xmpp:hints" }):up();
78ac5500a844 mod_pubsub_text_interface: Reflect XEP-0334 hints
Kim Alvefur <zash@zash.se>
parents: 4041
diff changeset
103 end
78ac5500a844 mod_pubsub_text_interface: Reflect XEP-0334 hints
Kim Alvefur <zash@zash.se>
parents: 4041
diff changeset
104
3429
1f0c290bd28a mod_pubsub_text_interface: Send replies trough normal stanza routing
Kim Alvefur <zash@zash.se>
parents: 3328
diff changeset
105 module:send(reply);
3243
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
106 return true;
ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
parents:
diff changeset
107 end);