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-rw-r--r--src/Text/Pandoc/Writers/LaTeX.hs28
1 files changed, 17 insertions, 11 deletions
diff --git a/src/Text/Pandoc/Writers/LaTeX.hs b/src/Text/Pandoc/Writers/LaTeX.hs
index 9536a3c87..3bef597dc 100644
--- a/src/Text/Pandoc/Writers/LaTeX.hs
+++ b/src/Text/Pandoc/Writers/LaTeX.hs
@@ -65,6 +65,7 @@ data WriterState =
, stHighlighting :: Bool -- true if document has highlighted code
, stIncremental :: Bool -- true if beamer lists should be displayed bit by bit
, stInternalLinks :: [String] -- list of internal link targets
+ , stUsesEuro :: Bool -- true if euro symbol used
}
-- | Convert Pandoc to LaTeX.
@@ -79,7 +80,7 @@ writeLaTeX options document =
stLHS = False, stBook = writerChapters options,
stCsquotes = False, stHighlighting = False,
stIncremental = writerIncremental options,
- stInternalLinks = [] }
+ stInternalLinks = [], stUsesEuro = False }
pandocToLaTeX :: WriterOptions -> Pandoc -> State WriterState String
pandocToLaTeX options (Pandoc (Meta title authors date) blocks) = do
@@ -153,6 +154,7 @@ pandocToLaTeX options (Pandoc (Meta title authors date) blocks) = do
[ ("lhs", "yes") | stLHS st ] ++
[ ("graphics", "yes") | stGraphics st ] ++
[ ("book-class", "yes") | stBook st] ++
+ [ ("euro", "yes") | stUsesEuro st] ++
[ ("listings", "yes") | writerListings options || stLHS st ] ++
[ ("beamer", "yes") | writerBeamer options ] ++
[ ("mainlang", maybe "" (reverse . takeWhile (/=',') . reverse)
@@ -173,10 +175,15 @@ elementToLaTeX opts (Sec level _ id' title' elements) = do
return $ vcat (header' : innerContents)
-- escape things as needed for LaTeX
-stringToLaTeX :: Bool -> String -> String
-stringToLaTeX _ [] = ""
-stringToLaTeX isUrl (x:xs) =
- case x of
+stringToLaTeX :: Bool -> String -> State WriterState String
+stringToLaTeX _ [] = return ""
+stringToLaTeX isUrl (x:xs) = do
+ rest <- stringToLaTeX isUrl xs
+ when (x == '€') $
+ modify $ \st -> st{ stUsesEuro = True }
+ return $
+ case x of
+ '€' -> "\\euro{}" ++ rest
'{' -> "\\{" ++ rest
'}' -> "\\}" ++ rest
'$' -> "\\$" ++ rest
@@ -190,7 +197,6 @@ stringToLaTeX isUrl (x:xs) =
'~' | not isUrl -> "\\textasciitilde{}" ++ rest
'^' -> "\\^{}" ++ rest
'\\' -> "\\textbackslash{}" ++ rest
- '€' -> "\\euro{}" ++ rest
'|' -> "\\textbar{}" ++ rest
'<' -> "\\textless{}" ++ rest
'>' -> "\\textgreater{}" ++ rest
@@ -205,7 +211,6 @@ stringToLaTeX isUrl (x:xs) =
'\x2014' -> "---" ++ rest
'\x2013' -> "--" ++ rest
_ -> x : rest
- where rest = stringToLaTeX isUrl xs
-- | Puts contents into LaTeX command.
inCmd :: String -> Doc -> Doc
@@ -529,8 +534,8 @@ inlineToLaTeX (Code (_,classes,_) str) = do
Nothing -> rawCode
Just h -> modify (\st -> st{ stHighlighting = True }) >>
return (text h)
- rawCode = return
- $ text $ "\\texttt{" ++ stringToLaTeX False str ++ "}"
+ rawCode = liftM (text . (\s -> "\\texttt{" ++ s ++ "}"))
+ $ stringToLaTeX False str
inlineToLaTeX (Quoted SingleQuote lst) = do
contents <- inlineListToLaTeX lst
csquotes <- liftM stCsquotes get
@@ -557,7 +562,7 @@ inlineToLaTeX (Quoted DoubleQuote lst) = do
then "\\,"
else empty
return $ "``" <> s1 <> contents <> s2 <> "''"
-inlineToLaTeX (Str str) = return $ text $ stringToLaTeX False str
+inlineToLaTeX (Str str) = liftM text $ stringToLaTeX False str
inlineToLaTeX (Math InlineMath str) = return $ char '$' <> text str <> char '$'
inlineToLaTeX (Math DisplayMath str) = return $ "\\[" <> text str <> "\\]"
inlineToLaTeX (RawInline "latex" str) = return $ text str
@@ -571,7 +576,8 @@ inlineToLaTeX (Link txt (src, _)) =
do modify $ \s -> s{ stUrl = True }
return $ text $ "\\url{" ++ x ++ "}"
_ -> do contents <- inlineListToLaTeX txt
- return $ text ("\\href{" ++ stringToLaTeX True src ++ "}{") <>
+ src' <- stringToLaTeX True src
+ return $ text ("\\href{" ++ src' ++ "}{") <>
contents <> char '}'
inlineToLaTeX (Image _ (source, _)) = do
modify $ \s -> s{ stGraphics = True }