Mercurial > prosody-modules
view mod_pubsub_feeds/feeds.lib.lua @ 4421:94805a7e7b30
mod_invites: rework CLI parsing to support groups
To make this sensible, the code had to move from rather simple
parsing to something which looks more like getopt or your typical
shell script.
author | Jonas Schäfer <jonas@wielicki.name> |
---|---|
date | Sun, 31 Jan 2021 19:16:36 +0100 |
parents | 649f733aa3dc |
children | c402b273f2e3 |
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local st = require "util.stanza"; -- RSS->Atom translator -- http://code.matthewwild.co.uk/lua-feeds/ -- Helpers to translate item child elements local rss2atom = {}; function rss2atom.title(atom_entry, tag) atom_entry:tag("title"):text(tag:get_text()):up(); end function rss2atom.link(atom_entry, tag) atom_entry:tag("link", { href = tag:get_text() }):up(); end function rss2atom.author(atom_entry, tag) atom_entry:tag("author") :tag("email"):text(tag:get_text()):up() :up(); end function rss2atom.guid(atom_entry, tag) atom_entry:tag("id"):text(tag:get_text()):up(); end function rss2atom.category(atom_entry, tag) atom_entry:tag("category", { term = tag:get_text(), scheme = tag.attr.domain }):up(); end function rss2atom.description(atom_entry, tag) atom_entry:tag("summary"):text(tag:get_text()):up(); end local months = { jan = "01", feb = "02", mar = "03", apr = "04", may = "05", jun = "06"; jul = "07", aug = "08", sep = "09", oct = "10", nov = "11", dec = "12"; }; function rss2atom.pubDate(atom_entry, tag) local pubdate = tag:get_text():gsub("^%a+,", ""):gsub("^%s*", ""); local date, month, year, hour, minute, second, zone = pubdate:match("^(%d%d?) (%a+) (%d+) (%d+):(%d+):?(%d*) ?(.*)$"); if not date then return; end if #date == 1 then date = "0"..date; end month = months[month:sub(1,3):lower()]; if #year == 2 then -- GAH! if tonumber(year) > 80 then year = "19"..year; else year = "20"..year; end end if zone == "UT" or zone == "GMT" then zone = "Z"; end if #second == 0 then second = "00"; end local date_string = string.format("%s-%s-%sT%s:%s:%s%s", year, month, date, hour, minute, second, zone); atom_entry:tag("published"):text(date_string):up(); end -- Translate a single item to atom local function translate_rss(rss_feed) local feed = st.stanza("feed", { xmlns = "http://www.w3.org/2005/Atom" }); local channel = rss_feed:get_child("channel"); -- TODO channel properties for item in channel:childtags("item") do feed:tag("entry"); for tag in item:childtags() do local translator = rss2atom[tag.name]; if translator then translator(feed, tag); end end feed:reset(); end return feed; end return { translate_rss = translate_rss }