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Workaround luxl's issue with self-closing tags once and for all (#6994)

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* luxl and self-closing tags, once more with feeling...

Fix #6993

* More generic fix to the self-closing tag issue w/ luxl

Re #6902 & co.
This commit is contained in:
NiLuJe
2020-12-14 18:43:23 +01:00
committed by GitHub
parent 222e752f59
commit a0f4015f7d
1 changed files with 3 additions and 8 deletions
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11
frontend/ui/opdsparser.lua
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@@ -78,16 +78,11 @@ function OPDSParser:parse(text)
text = text:gsub('<content type="xhtml">.-</content>', '')
-- luxl doesn't handle XML comments, so strip them
text = text:gsub("<!%-%-.-%-%->", "")
-- luxl prefers <br />, the other two forms are valid in HTML, but will kick luxl's ass
-- luxl is also particular about the syntax for self-closing, empty & orphaned tags...
text = text:gsub("<(%l+)/>", "<%1 />")
-- We also need to handle the slash-less variants for br & hr...
text = text:gsub("<br>", "<br />")
text = text:gsub("<br/>", "<br />")
-- Same deal with hr
text = text:gsub("<hr>", "<hr />")
text = text:gsub("<hr/>", "<hr />")
-- It's also allergic to orphaned <em/> (As opposed to a balanced <em></em> pair)...
text = text:gsub("<em/>", "")
-- Let's assume it might also happen to strong...
text = text:gsub("<strong/>", "")
-- Some OPDS catalogs wrap text in a CDATA section, remove it as it causes parsing problems
text = text:gsub("<!%[CDATA%[(.-)%]%]>", function (s)
return s:gsub( "%p", {["&"] = "&amp;", ["<"] = "&lt;", [">"] = "&gt;" } )