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authorJohn MacFarlane <jgm@berkeley.edu>2014-07-13 16:04:29 -0700
committerJohn MacFarlane <jgm@berkeley.edu>2014-07-13 16:04:29 -0700
commit81088281dea1283159f7e0cf3d9c2a5082e06d8a (patch)
treed7fdda561f43954dd68889d408e53ef2419b6549 /src/Text/Pandoc/Writers
parent0ba2f0b8f9002a53351716991509fc7621fa8272 (diff)
downloadpandoc-81088281dea1283159f7e0cf3d9c2a5082e06d8a.tar.gz
DokuWiki writer: Use raw HTML for complex lists...
as in the mediawiki writer. The dokuwiki markup isn't able to handle multiple block-level items within a list item, except in a few special cases (e.g. code blocks, and these must be started on the same line as the preceding paragraph). So we fall back to raw HTML for these. Perhaps there is a better solution. We can "fake" multiple paragraphs within list items using hard line breaks (`\\`), but we must keep everything on one line. (#1398)
Diffstat (limited to 'src/Text/Pandoc/Writers')
-rw-r--r--src/Text/Pandoc/Writers/DokuWiki.hs53
1 files changed, 40 insertions, 13 deletions
diff --git a/src/Text/Pandoc/Writers/DokuWiki.hs b/src/Text/Pandoc/Writers/DokuWiki.hs
index c7b723a21..aef247164 100644
--- a/src/Text/Pandoc/Writers/DokuWiki.hs
+++ b/src/Text/Pandoc/Writers/DokuWiki.hs
@@ -113,11 +113,11 @@ blockToDokuWiki opts (Para [Image txt (src,'f':'i':'g':':':tit)]) = do
return $ "{{:" ++ src ++ opt ++ "}}\n"
blockToDokuWiki opts (Para inlines) = do
- useTags <- get >>= return . stUseTags
- indent <- get >>= return . stIndent
+ indent <- gets stIndent
+ useTags <- gets stUseTags
contents <- inlineListToDokuWiki opts inlines
return $ if useTags
- then "<p>" ++ contents ++ "</p>"
+ then "<HTML><p></HTML>" ++ contents ++ "<HTML></p></HTML>"
else contents ++ if null indent then "\n" else ""
blockToDokuWiki _ (RawBlock f str)
@@ -180,7 +180,7 @@ blockToDokuWiki opts x@(BulletList items) = do
modify $ \s -> s { stUseTags = True }
contents <- mapM (listItemToDokuWiki opts) items
modify $ \s -> s { stUseTags = oldUseTags }
- return $ "<ul>\n" ++ vcat contents ++ "</ul>\n"
+ return $ "<HTML><ul></HTML>\n" ++ vcat contents ++ "<HTML></ul></HTML>\n"
else do
modify $ \s -> s { stIndent = stIndent s ++ " " }
contents <- mapM (listItemToDokuWiki opts) items
@@ -196,7 +196,7 @@ blockToDokuWiki opts x@(OrderedList attribs items) = do
modify $ \s -> s { stUseTags = True }
contents <- mapM (orderedListItemToDokuWiki opts) items
modify $ \s -> s { stUseTags = oldUseTags }
- return $ "<ol" ++ listAttribsToString attribs ++ ">\n" ++ vcat contents ++ "</ol>\n"
+ return $ "<HTML><ol" ++ listAttribsToString attribs ++ "></HTML>\n" ++ vcat contents ++ "<HTML></ol></HTML>\n"
else do
modify $ \s -> s { stIndent = stIndent s ++ " " }
contents <- mapM (orderedListItemToDokuWiki opts) items
@@ -215,7 +215,7 @@ blockToDokuWiki opts x@(DefinitionList items) = do
modify $ \s -> s { stUseTags = True }
contents <- mapM (definitionListItemToDokuWiki opts) items
modify $ \s -> s { stUseTags = oldUseTags }
- return $ "<dl>\n" ++ vcat contents ++ "</dl>\n"
+ return $ "<HTML><dl></HTML>\n" ++ vcat contents ++ "<HTML></dl></HTML>\n"
else do
modify $ \s -> s { stIndent = stIndent s ++ " " }
contents <- mapM (definitionListItemToDokuWiki opts) items
@@ -241,7 +241,7 @@ listItemToDokuWiki opts items = do
contents <- blockListToDokuWiki opts items
useTags <- get >>= return . stUseTags
if useTags
- then return $ "<li>" ++ contents ++ "</li>"
+ then return $ "<HTML><li></HTML>" ++ contents ++ "<HTML></li></HTML>"
else do
indent <- get >>= return . stIndent
return $ indent ++ "* " ++ contents
@@ -253,7 +253,7 @@ orderedListItemToDokuWiki opts items = do
contents <- blockListToDokuWiki opts items
useTags <- get >>= return . stUseTags
if useTags
- then return $ "<li>" ++ contents ++ "</li>"
+ then return $ "<HTML><li></HTML>" ++ contents ++ "<HTML></li></HTML>"
else do
indent <- get >>= return . stIndent
return $ indent ++ "- " ++ contents
@@ -267,8 +267,8 @@ definitionListItemToDokuWiki opts (label, items) = do
contents <- mapM (blockListToDokuWiki opts) items
useTags <- get >>= return . stUseTags
if useTags
- then return $ "<dt>" ++ labelText ++ "</dt>\n" ++
- (intercalate "\n" $ map (\d -> "<dd>" ++ d ++ "</dd>") contents)
+ then return $ "<HTML><dt></HTML>" ++ labelText ++ "<HTML></dt></HTML>\n" ++
+ (intercalate "\n" $ map (\d -> "<HTML><dd></HTML>" ++ d ++ "<HTML></dd></HTML>") contents)
else do
indent <- get >>= return . stIndent
return $ indent ++ "* **" ++ labelText ++ "** " ++ concat contents
@@ -277,11 +277,38 @@ definitionListItemToDokuWiki opts (label, items) = do
isSimpleList :: Block -> Bool
isSimpleList x =
case x of
- BulletList _ -> True
- OrderedList _ _ -> True
- DefinitionList _ -> True
+ BulletList items -> all isSimpleListItem items
+ OrderedList (num, sty, _) items -> all isSimpleListItem items &&
+ num == 1 && sty `elem` [DefaultStyle, Decimal]
+ DefinitionList items -> all isSimpleListItem $ concatMap snd items
_ -> False
+-- | True if list item can be handled with the simple wiki syntax. False if
+-- HTML tags will be needed.
+isSimpleListItem :: [Block] -> Bool
+isSimpleListItem [] = True
+isSimpleListItem [x] =
+ case x of
+ Plain _ -> True
+ Para _ -> True
+ BulletList _ -> isSimpleList x
+ OrderedList _ _ -> isSimpleList x
+ DefinitionList _ -> isSimpleList x
+ _ -> False
+isSimpleListItem [x, y] | isPlainOrPara x =
+ case y of
+ BulletList _ -> isSimpleList y
+ OrderedList _ _ -> isSimpleList y
+ DefinitionList _ -> isSimpleList y
+ _ -> False
+isSimpleListItem _ = False
+
+isPlainOrPara :: Block -> Bool
+isPlainOrPara (Plain _) = True
+isPlainOrPara (Para _) = True
+isPlainOrPara _ = False
+
+
-- | Concatenates strings with line breaks between them.
vcat :: [String] -> String
vcat = intercalate "\n"