Mercurial > prosody-modules

annotate mod_pubsub_text_interface/mod_pubsub_text_interface.lua @ 4268:871d140d61bb

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mod_adhoc_oauth2_client: Fix including final client_id in result form The client_id is composed of the details needed for retrieving the data, making it redundant to include in the data, albeit somewhat convenient sometimes. Decided to remove it anyways, but forgot to change the result.
author Kim Alvefur <zash@zash.se>
date Sun, 22 Nov 2020 17:00:26 +0100
parents f31eac6b2e9c
children 725768d83830
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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ca856a892719 mod_pubsub_text_interface: A chat interface to PubSub
Kim Alvefur <zash@zash.se>
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1 local st = require "util.stanza";
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2 local jid = require "util.jid";
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3 local id = require "util.id";
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4
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5 local pubsub = module:depends "pubsub".service;
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6
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7 local xmlns_quick_resp = "urn:xmpp:tmp:quick-response";
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8 local name = module:get_option_string("name", "PubSub Service on "..module.host);
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9 local help = name..[[
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10
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11 Commands:
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12
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13 - `help` - this help message
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14 - `list` - list available nodes
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15 - `subscriptions` - list nodes you are subscribed to
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16 - `subscribe node` - subscribe to a node
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17 - `unsubscribe node` - unsubscribe from a node]];
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18 if pubsub.get_last_item then -- COMPAT not available in 0.10
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19 help = help .. "\n- `last node` - send the last item (again)"
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20 end
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21
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22 module:hook("message/host", function (event)
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23 local stanza = event.stanza;
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24 local body = stanza:get_child_text("body");
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25 if not body then return end -- bail out
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26
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27 local from = stanza.attr.from;
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28
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29 local reply = st.reply(stanza);
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30 reply.attr.id = id.medium();
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31
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32 local command, node_arg = body:match("^(%a+)%s+(.*)");
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33 command = (command or body):lower();
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34
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35 if command == "help" then
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36 reply:body(help);
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37 reply:tag("response", { xmlns = xmlns_quick_resp, value = "list", }):up();
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38 reply:tag("response", { xmlns = xmlns_quick_resp, value = "subscriptions", }):up();
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39 elseif command == "list" then
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40 local ok, nodes = pubsub:get_nodes(from);
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41 if ok then
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42 local list = {};
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43 for node, node_obj in pairs(nodes) do
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44 table.insert(list, ("- `%s` %s"):format(node, node_obj.config.title or ""));
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45 end
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46 reply:body(table.concat(list, "\n"));
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47 else
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48 reply:body(nodes);
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49 end
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50 elseif command == "subscriptions" then
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51 local ok, subs = pubsub:get_subscriptions(nil, from, from);
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52 if not ok then
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53 reply:body(subs);
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54 elseif #subs == 0 then
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55 reply:body("You are not subscribed to anything from this pubsub service");
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56 else
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57 local response = {};
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58 for i = 1, #subs do
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59 response[i] = string.format("- `%s`", subs[i].node);
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60 reply:tag("response", { xmlns = xmlns_quick_resp, value = "unsubscribe "..subs[i].node, }):up();
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61 reply:tag("response", { xmlns = xmlns_quick_resp, value = "last "..subs[i].node, }):up();
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62 end
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63 reply:body(table.concat(response, "\n"));
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64 end
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65 elseif command == "subscribe" then
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66 local ok, err = pubsub:add_subscription(node_arg, from, jid.bare(from), { ["pubsub#include_body"] = true });
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67 reply:body(ok and "OK" or err);
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68 elseif command == "unsubscribe" then
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69 local ok, err = pubsub:remove_subscription(node_arg, from, jid.bare(from));
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70 reply:body(ok and "OK" or err);
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71 elseif command == "last" and pubsub.get_last_item then
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72 local ok, item_id, item = pubsub:get_last_item(node_arg, from);
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73 if not ok then
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74 reply:body(item_id); -- err message
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75 elseif not item_id then
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76 reply:body("node is empty");
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77 else
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78 pubsub.config.broadcaster("items", node_arg, {
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79 [from] = { ["pubsub#include_body"] = true }
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80 }, item);
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81 reply:body("OK");
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82 end
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83 else
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84 reply:body("Unknown command. `help` to list commands.");
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85 reply:tag("response", { xmlns = xmlns_quick_resp, value = "help", }):up();
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86 end
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87 reply:reset();
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88
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89 if stanza:get_child("no-copy", "urn:xmpp:hints") then
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90 reply:tag("no-copy", { xmlns = "urn:xmpp:hints" }):up();
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91 end
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92
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93 if stanza:get_child("no-store", "urn:xmpp:hints") then
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94 reply:tag("no-store", { xmlns = "urn:xmpp:hints" }):up();
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95 end
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96
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97 module:send(reply);
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98 return true;
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99 end);