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-rw-r--r--src/Text/Pandoc/Writers/ConTeXt.hs40
1 files changed, 36 insertions, 4 deletions
diff --git a/src/Text/Pandoc/Writers/ConTeXt.hs b/src/Text/Pandoc/Writers/ConTeXt.hs
index 1f8bbcdba..5e2d7cfee 100644
--- a/src/Text/Pandoc/Writers/ConTeXt.hs
+++ b/src/Text/Pandoc/Writers/ConTeXt.hs
@@ -80,12 +80,12 @@ pandocToConTeXt options (Pandoc meta blocks) = do
"subsubsubsection","subsubsubsubsection"])
$ defField "body" main
$ defField "number-sections" (writerNumberSections options)
- $ defField "mainlang" (maybe ""
- (reverse . takeWhile (/=',') . reverse)
- (lookup "lang" $ writerVariables options))
$ metadata
+ let context' = defField "context-lang" (maybe "" (fromBcp47 . splitBy (=='-')) $
+ getField "lang" context)
+ context
return $ if writerStandalone options
- then renderTemplate' (writerTemplate options) context
+ then renderTemplate' (writerTemplate options) context'
else main
-- escape things as needed for ConTeXt
@@ -362,3 +362,35 @@ sectionHeader (ident,classes,_) hdrLevel lst = do
then char '\\' <> chapter <> braces contents
else contents <> blankline
+-- Takes a list of the constituents of a BCP 47 language code
+-- and irons out ConTeXt's exceptions
+-- https://tools.ietf.org/html/bcp47#section-2.1
+-- http://wiki.contextgarden.net/Language_Codes
+fromBcp47 :: [String] -> String
+fromBcp47 [] = ""
+fromBcp47 ("ar":"SY":_) = "ar-sy"
+fromBcp47 ("ar":"IQ":_) = "ar-iq"
+fromBcp47 ("ar":"JO":_) = "ar-jo"
+fromBcp47 ("ar":"LB":_) = "ar-lb"
+fromBcp47 ("ar":"DZ":_) = "ar-dz"
+fromBcp47 ("ar":"MA":_) = "ar-ma"
+fromBcp47 ("de":"1901":_) = "deo"
+fromBcp47 ("de":"DE":_) = "de-de"
+fromBcp47 ("de":"AT":_) = "de-at"
+fromBcp47 ("de":"CH":_) = "de-ch"
+fromBcp47 ("el":"poly":_) = "agr"
+fromBcp47 ("en":"US":_) = "en-us"
+fromBcp47 ("en":"GB":_) = "en-gb"
+fromBcp47 ("grc":_) = "agr"
+fromBcp47 x = fromIso $ head x
+ where
+ fromIso "cz" = "cs"
+ fromIso "el" = "gr"
+ fromIso "eu" = "ba"
+ fromIso "he" = "il"
+ fromIso "jp" = "ja"
+ fromIso "uk" = "ua"
+ fromIso "vi" = "vn"
+ fromIso "zh" = "cn"
+ fromIso l = l
+