Mercurial > prosody-modules
view mod_atom/mod_atom.lua @ 4282:281a864e7472
mod_pubsub_feeds: Don't skip publishing items after an existing one
I encountered a feed which was backwards, such that older entries were
considered first and then it would skip newer entries.
This may however run into trouble if the feed contains more items than
what's persisted in pubsub.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Mon, 30 Nov 2020 15:17:29 +0100 |
parents | 5dd505c39c4b |
children |
line wrap: on
line source
-- HTTP Access to PEP -> microblog -- By Kim Alvefur <zash@zash.se> local mod_pep = module:depends"pep"; local um = require "core.usermanager"; local nodeprep = require "util.encodings".stringprep.nodeprep; local st = require "util.stanza"; local urlencode = require "util.http".urlencode; module:depends("http") module:provides("http", { route = { ["GET /*"] = function (event, user) if user == "" then return [[<h1>Hello from mod_atom</h1><p>This module provides access to public microblogs of local users.</p>]]; end; local request, response = event.request, event.response; local actor = request.ip; local prepped = nodeprep(user); if not prepped then return 400; end if prepped ~= user then response.headers.location = module:http_url() .. "/" .. urlencode(prepped); return 302; end if not um.user_exists(user, module.host) then return 404; end local pubsub_service = mod_pep.get_pep_service(user); local ok, items = pubsub_service:get_items("urn:xmpp:microblog:0", actor); if ok then response.headers.content_type = "application/xml"; local feed = st.stanza("feed", { xmlns = "http://www.w3.org/2005/Atom" }) :text_tag("generator", "Prosody", { uri = "xmpp:prosody.im", version = prosody.version }) :text_tag("title", pubsub_service.nodes["urn:xmpp:microblog:0"].config.title or "Microblog feed") :text_tag("subtitle", pubsub_service.nodes["urn:xmpp:microblog:0"].config.description) :tag("author") :text_tag("name", user) :text_tag("preferredUsername", user, { xmlns = "http://portablecontacts.net/spec/1.0" }); local ok, _, nick = pubsub_service:get_last_item("http://jabber.org/protocol/nick", actor); if ok and nick then feed:text_tag("displayName", nick.tags[1][1], { xmlns = "http://portablecontacts.net/spec/1.0" }); end feed:reset(); for i = #items, 1, -1 do feed:add_direct_child(items[items[i]].tags[1]); end return tostring(feed); elseif items == "forbidden" then return 403; elseif items == "item-not-found" then return 404; end end; } });