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mod_pubsub_summary/mod_pubsub_summary.lua @ 4767:ea93b204104e
mod_invites_adhoc: Allow role-based permissions to override default policy
author | Matthew Wild <mwild1@gmail.com> |
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date | Tue, 09 Nov 2021 11:39:18 +0000 |
parent | 4609:fcfe691d6322 |
child | 5129:cde38b7de04a |
rev | line source |
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4426
3fe2c264aac4
mod_pubsub_summary: Mangle HTML payloads in Atom/RSS feeds
Kim Alvefur <zash@zash.se>
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1 -- No, not trying to parse HTML here. It's an illusion. Just trying to read RSS feeds. |
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mod_pubsub_summary: Mangle HTML payloads in Atom/RSS feeds
Kim Alvefur <zash@zash.se>
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2 -- |
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mod_pubsub_summary: Mangle HTML payloads in Atom/RSS feeds
Kim Alvefur <zash@zash.se>
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3 -- Compose a textual representation of Atom payloads |
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mod_pubsub_summary: Mangle HTML payloads in Atom/RSS feeds
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4 module:hook("pubsub-summary/http://www.w3.org/2005/Atom", function (event) |
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mod_pubsub_summary: Mangle HTML payloads in Atom/RSS feeds
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5 local payload = event.payload; |
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mod_pubsub_summary: Mangle HTML payloads in Atom/RSS feeds
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6 local title = payload:get_child_text("title"); |
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a620bf249e63
mod_pubsub_summary: Explain why it picks content or summary in a comment
Kim Alvefur <zash@zash.se>
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7 -- Note: This prefers content over summary, it was made for a news feed where |
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mod_pubsub_summary: Explain why it picks content or summary in a comment
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8 -- the interesting stuff was in the content and the summary was .. meh. |
4426
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mod_pubsub_summary: Mangle HTML payloads in Atom/RSS feeds
Kim Alvefur <zash@zash.se>
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9 local content_tag = payload:get_child("content") or payload:get_child("summary"); |
4507
86a97e7572b2
mod_pubsub_summary: Fix traceback when <content> not included
Kim Alvefur <zash@zash.se>
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4438
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10 local content = content_tag and content_tag:get_text(); |
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mod_pubsub_summary: Fix traceback when <content> not included
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11 if content and content_tag.attr.type == "html" then |
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mod_pubsub_summary: Mangle HTML payloads in Atom/RSS feeds
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12 content = content:gsub("\n*<p[^>]*>\n*(.-)\n*</p>\n*", "%1\n\n"); |
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13 content = content:gsub("<li>(.-)</li>\n", "* %1\n"); |
4513
ade2064160e3
mod_pubsub_summary: Fix to not strip inline links
Kim Alvefur <zash@zash.se>
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14 content = content:gsub("<a[^>]*href=[\"'](.-)[\"'][^>]*>(.-)</a>", "\1%1\2%2\3"); |
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mod_pubsub_summary: Mangle HTML payloads in Atom/RSS feeds
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15 content = content:gsub("<b>(.-)</b>", "*%1*"); |
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16 content = content:gsub("<strong>(.-)</strong>", "*%1*"); |
4600
98864dffb231
mod_pubsub_summary: Fix conversion of emphasis _like this_ per XEP-0393
Kim Alvefur <zash@zash.se>
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4513
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17 content = content:gsub("<em>(.-)</em>", "_%1_"); |
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mod_pubsub_summary: Fix conversion of emphasis _like this_ per XEP-0393
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18 content = content:gsub("<i>(.-)</i>", "_%1_"); |
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mod_pubsub_summary: Mangle HTML payloads in Atom/RSS feeds
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19 content = content:gsub("<img[^>]*src=[\"'](.-)[\"'][^>]*>", " %1 "); -- TODO alt= would have been nice to grab |
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20 content = content:gsub("<br[^>]*>", "\n"); |
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mod_pubsub_summary: Mangle HTML payloads in Atom/RSS feeds
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21 content = content:gsub("<[^>]+>", ""); |
4513
ade2064160e3
mod_pubsub_summary: Fix to not strip inline links
Kim Alvefur <zash@zash.se>
parents:
4507
diff
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22 content = content:gsub("\1(.-)\2(.-)\3", "%2 <%1>"); |
4426
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mod_pubsub_summary: Mangle HTML payloads in Atom/RSS feeds
Kim Alvefur <zash@zash.se>
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23 content = content:gsub("^%s*", ""):gsub("%s*$", ""); |
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mod_pubsub_summary: Mangle HTML payloads in Atom/RSS feeds
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24 content = content:gsub("\n\n\n+", "\n\n"); |
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25 content = content:gsub("&(%w+);", { |
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26 apos = "'"; |
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27 quot = '"'; |
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28 lt = "<"; |
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29 gt = ">"; |
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30 amp = "&"; |
4609
fcfe691d6322
mod_pubsub_summary: Use pre-escaped UTF-8 sequence for compat
Kim Alvefur <zash@zash.se>
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4600
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31 nbsp = "\194\160"; -- U+00A0 |
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mod_pubsub_summary: Mangle HTML payloads in Atom/RSS feeds
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32 }); |
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33 end |
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34 local summary; |
4437
09657f758f53
mod_pubsub_summary: Skip adding title if already part of summary
Kim Alvefur <zash@zash.se>
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4436
diff
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35 if title and content and content:sub(1, #title) ~= title then |
4438
2bb11055e4bb
mod_pubsub_summary: Make titles *bold* to stand out more
Kim Alvefur <zash@zash.se>
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36 summary = "*" .. title .. "*\n\n" .. content; |
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mod_pubsub_summary: Mangle HTML payloads in Atom/RSS feeds
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37 elseif title or content then |
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mod_pubsub_summary: Mangle HTML payloads in Atom/RSS feeds
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38 summary = content or title; |
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39 end |
4436
07529dba102d
mod_pubsub_summary: Include multiple links (e.g. podcast media)
Kim Alvefur <zash@zash.se>
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40 for link in payload:childtags("link") do |
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41 if link and link.attr.href and link.attr.href ~= content then |
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mod_pubsub_summary: Include multiple links (e.g. podcast media)
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42 summary = (summary and summary .. "\n" or "") .. link.attr.href; |
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43 if link.attr.rel then summary = summary .. " [" .. link.attr.rel .. "]" end |
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44 end |
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mod_pubsub_summary: Mangle HTML payloads in Atom/RSS feeds
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45 end |
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mod_pubsub_summary: Mangle HTML payloads in Atom/RSS feeds
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46 return summary; |
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mod_pubsub_summary: Mangle HTML payloads in Atom/RSS feeds
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47 end, 1); |