Mercurial > prosody-modules
annotate mod_pubsub_feeds/feeds.lib.lua @ 5627:3a5cf8d80089
mod_http_oauth2: Tweak method of centering the UI
The percentage here was relative to the viewport width, which on some
very wide screens may put the UI slightly outside of the view, requiring
scrolling to see.
By using a unit relative to the height of the viewport, this is avoided
and should work better. But no guarantees, it's still possible to resize
the browser or adjust font sizes so that the UI goes out of view.
author | Kim Alvefur <zash@zash.se> |
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date | Mon, 31 Jul 2023 07:28:09 +0200 |
parents | b328ca621ba6 |
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1 local st = require "util.stanza"; |
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2 -- RSS->Atom translator |
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3 -- http://code.matthewwild.co.uk/lua-feeds/ |
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4 |
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5 -- Helpers to translate item child elements |
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6 local rss2atom = {}; |
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7 function rss2atom.title(atom_entry, tag) |
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8 atom_entry:tag("title"):text(tag:get_text()):up(); |
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9 end |
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10 |
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11 function rss2atom.link(atom_entry, tag) |
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12 atom_entry:tag("link", { href = tag:get_text() }):up(); |
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13 end |
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14 |
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15 function rss2atom.enclosure(atom_entry, tag) |
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16 atom_entry:tag("link", { rel = "enclosure", href = tag.attr.url, type = tag.attr.type, length = tag.attr.length }):up(); |
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17 end |
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18 |
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19 function rss2atom.author(atom_entry, tag) |
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20 atom_entry:tag("author") |
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21 :tag("email"):text(tag:get_text()):up() |
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22 :up(); |
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23 end |
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24 |
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25 function rss2atom.guid(atom_entry, tag) |
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26 atom_entry:tag("id"):text(tag:get_text()):up(); |
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27 end |
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28 |
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29 function rss2atom.category(atom_entry, tag) |
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30 atom_entry:tag("category", { term = tag:get_text(), scheme = tag.attr.domain }):up(); |
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31 end |
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32 |
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33 function rss2atom.description(atom_entry, tag) |
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34 atom_entry:tag("summary"):text(tag:get_text()):up(); |
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35 end |
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36 |
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37 local months = { |
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38 jan = "01", feb = "02", mar = "03", apr = "04", may = "05", jun = "06"; |
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39 jul = "07", aug = "08", sep = "09", oct = "10", nov = "11", dec = "12"; |
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40 }; |
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41 |
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42 function rss2atom.pubDate(atom_entry, tag) |
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43 local pubdate = tag:get_text():gsub("^%a+,", ""):gsub("^%s*", ""); |
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44 local date, month, year, hour, minute, second, zone = |
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45 pubdate:match("^(%d%d?) (%a+) (%d+) (%d+):(%d+):?(%d*) ?(.*)$"); |
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46 if not date then return; end |
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47 if #date == 1 then |
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48 date = "0"..date; |
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49 end |
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50 month = months[month:sub(1,3):lower()]; |
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51 if #year == 2 then -- GAH! |
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52 if tonumber(year) > 80 then |
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53 year = "19"..year; |
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54 else |
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55 year = "20"..year; |
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56 end |
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57 end |
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58 if zone == "UT" or zone == "GMT" then zone = "Z"; end |
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59 if #second == 0 then |
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60 second = "00"; |
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61 end |
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62 local date_string = string.format("%s-%s-%sT%s:%s:%s%s", year, month, date, hour, minute, second, zone); |
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63 atom_entry:tag("published"):text(date_string):up(); |
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64 end |
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65 |
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66 -- Translate a single item to atom |
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67 local function translate_rss(rss_feed) |
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68 local feed = st.stanza("feed", { xmlns = "http://www.w3.org/2005/Atom" }); |
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69 local channel = rss_feed:get_child("channel"); |
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70 -- TODO channel properties |
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71 for item in channel:childtags("item") do |
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72 feed:tag("entry"); |
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73 for tag in item:childtags() do |
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74 local translator = rss2atom[tag.name]; |
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75 if translator then |
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76 translator(feed, tag); |
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77 end |
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78 end |
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79 -- Preserve Atom-namespaced items |
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80 for atomtag in item:childtags(nil, "http://www.w3.org/2005/Atom") do |
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81 feed:add_child(st.clone(atomtag)); |
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82 end |
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83 feed:reset(); |
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84 end |
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85 return feed; |
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86 end |
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87 |
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88 return { translate_rss = translate_rss } |