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NewsDownloader: add support for RDF feeds (#8822)

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Fixes #8799.
This commit is contained in:
Scarlett
2022-02-20 04:17:59 -04:00
committed by GitHub
parent 8bfd7ca340
commit c3332f355f
1 changed files with 14 additions and 3 deletions
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17
plugins/newsdownloader.koplugin/feed_source.lua
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@@ -127,6 +127,12 @@ function FeedSource:initializeDocument(document)
feed_title = FeedSource:getFeedTitle(document.feed.title)
feed_items = document.feed.entry
total_items = #document.feed.entry
end,
function()
-- RDF callback
feed_title = util.htmlEntitiesToUtf8(document["rdf:RDF"].channel.title)
feed_items = document["rdf:RDF"].item
total_items = #document["rdf:RDF"].item
end
)
end)
@@ -217,7 +223,7 @@ function FeedSource:initializeItemHtml(feed, html)
}
end
function FeedSource:getFeedType(document, rss_cb, atom_cb)
function FeedSource:getFeedType(document, rss_cb, atom_cb, rdf_cb)
-- Check to see if the feed uses RSS.
local is_rss = document.rss and
document.rss.channel and
@@ -233,16 +239,21 @@ function FeedSource:getFeedType(document, rss_cb, atom_cb)
document.feed.entry[1].title and
document.feed.entry[1].link
-- Setup the feed values based on feed type
local is_rdf = document["rdf:RDF"] and
document["rdf:RDF"].channel and
document["rdf:RDF"].channel.title
if is_atom then
return atom_cb()
elseif is_rss then
return rss_cb()
elseif is_rdf then
return rdf_cb()
end
-- Return the values through our callback, or call an
-- error message if the feed wasn't RSS or Atom
if not is_rss or not is_atom then
if not is_rss or not is_atom or not is_rdf then
local error_message
if not is_rss then
if not is_rss or not is_rdf then
error_message = _("(Reason: Couldn't process RSS)")
elseif not is_atom then
error_message = _("(Reason: Couldn't process Atom)")