diff options
Diffstat (limited to 'src/Text')
-rw-r--r-- | src/Text/Pandoc/Writers.hs | 3 | ||||
-rw-r--r-- | src/Text/Pandoc/Writers/Jira.hs | 322 |
2 files changed, 325 insertions, 0 deletions
diff --git a/src/Text/Pandoc/Writers.hs b/src/Text/Pandoc/Writers.hs index d93128731..ecf45839e 100644 --- a/src/Text/Pandoc/Writers.hs +++ b/src/Text/Pandoc/Writers.hs @@ -41,6 +41,7 @@ module Text.Pandoc.Writers , writeICML , writeJATS , writeJSON + , writeJira , writeLaTeX , writeMan , writeMarkdown @@ -91,6 +92,7 @@ import Text.Pandoc.Writers.Haddock import Text.Pandoc.Writers.HTML import Text.Pandoc.Writers.ICML import Text.Pandoc.Writers.JATS +import Text.Pandoc.Writers.Jira import Text.Pandoc.Writers.LaTeX import Text.Pandoc.Writers.Man import Text.Pandoc.Writers.Markdown @@ -141,6 +143,7 @@ writers = [ ,("docbook4" , TextWriter writeDocbook4) ,("docbook5" , TextWriter writeDocbook5) ,("jats" , TextWriter writeJATS) + ,("jira" , TextWriter writeJira) ,("opml" , TextWriter writeOPML) ,("opendocument" , TextWriter writeOpenDocument) ,("latex" , TextWriter writeLaTeX) diff --git a/src/Text/Pandoc/Writers/Jira.hs b/src/Text/Pandoc/Writers/Jira.hs new file mode 100644 index 000000000..08e5c8e40 --- /dev/null +++ b/src/Text/Pandoc/Writers/Jira.hs @@ -0,0 +1,322 @@ +{-# LANGUAGE OverloadedStrings #-} +{-# LANGUAGE NoImplicitPrelude #-} +{- | + Module : Text.Pandoc.Writers.Jira + Copyright : © 2010-2019 Albert Krewinkel, John MacFarlane + License : GNU GPL, version 2 or above + + Maintainer : Albert Krewinkel <tarleb+pandoc@moltkeplatz.de> + Stability : alpha + Portability : portable + +Conversion of 'Pandoc' documents to Jira markup. + +JIRA: +<https://jira.atlassian.com/secure/WikiRendererHelpAction.jspa?section=all> +-} +module Text.Pandoc.Writers.Jira ( writeJira ) where +import Prelude +import Control.Monad.State.Strict +import Data.Char (toLower) +import Data.Foldable (find) +import Data.Text (Text, pack) +import Text.Pandoc.Class (PandocMonad, report) +import Text.Pandoc.Definition +import Text.Pandoc.Logging (LogMessage (BlockNotRendered, InlineNotRendered)) +import Text.Pandoc.Options (WriterOptions (writerTemplate)) +import Text.Pandoc.Shared (blocksToInlines, linesToPara) +import Text.Pandoc.Templates (renderTemplate') +import Text.Pandoc.Writers.Math (texMathToInlines) +import Text.Pandoc.Writers.Shared (metaToJSON, defField) +import qualified Data.Text as T + +data WriterState = WriterState + { stNotes :: [Text] -- Footnotes + , stListLevel :: Text -- String at beginning of list items, e.g. "**" + } + +-- | Initial writer state +startState :: WriterState +startState = WriterState + { stNotes = [] + , stListLevel = "" + } + +type JiraWriter = StateT WriterState + +-- | Convert Pandoc to Jira. +writeJira :: PandocMonad m => WriterOptions -> Pandoc -> m Text +writeJira opts document = + evalStateT (pandocToJira opts document) startState + +-- | Return Jira representation of document. +pandocToJira :: PandocMonad m + => WriterOptions -> Pandoc -> JiraWriter m Text +pandocToJira opts (Pandoc meta blocks) = do + metadata <- metaToJSON opts (blockListToJira opts) + (inlineListToJira opts) meta + body <- blockListToJira opts blocks + notes <- gets $ T.intercalate "\n" . reverse . stNotes + let main = body <> if T.null notes then "" else "\n\n" <> notes + let context = defField "body" main metadata + case writerTemplate opts of + Nothing -> return main + Just tpl -> renderTemplate' tpl context + +-- | Escape one character as needed for Jira. +escapeCharForJira :: Char -> Text +escapeCharForJira c = case c of + '&' -> "&" + '<' -> "<" + '>' -> ">" + '"' -> """ + '*' -> "*" + '_' -> "_" + '@' -> "@" + '+' -> "+" + '-' -> "‐" + '|' -> "|" + '{' -> "\\{" + '\x2014' -> " -- " + '\x2013' -> " - " + '\x2019' -> "'" + '\x2026' -> "..." + _ -> T.singleton c + +-- | Escape string as needed for Jira. +escapeStringForJira :: Text -> Text +escapeStringForJira = T.concatMap escapeCharForJira + +-- | Create an anchor macro from the given element attributes. +anchor :: Attr -> Text +anchor (ident,_,_) = + if ident == "" + then "" + else "{anchor:" <> pack ident <> "}" + +-- | Append a newline character unless we are in a list. +appendNewlineUnlessInList :: PandocMonad m + => Text + -> JiraWriter m Text +appendNewlineUnlessInList t = do + listLevel <- gets stListLevel + return (if T.null listLevel then t <> "\n" else t) + +-- | Convert Pandoc block element to Jira. +blockToJira :: PandocMonad m + => WriterOptions -- ^ Options + -> Block -- ^ Block element + -> JiraWriter m Text + +blockToJira _ Null = return "" + +blockToJira opts (Div attr bs) = + (anchor attr <>) <$> blockListToJira opts bs + +blockToJira opts (Plain inlines) = + inlineListToJira opts inlines + +blockToJira opts (Para inlines) = do + contents <- inlineListToJira opts inlines + appendNewlineUnlessInList contents + +blockToJira opts (LineBlock lns) = + blockToJira opts $ linesToPara lns + +blockToJira _ b@(RawBlock f str) = + if f == Format "jira" + then return (pack str) + else "" <$ report (BlockNotRendered b) + +blockToJira _ HorizontalRule = return "----\n" + +blockToJira opts (Header level attr inlines) = do + contents <- inlineListToJira opts inlines + let prefix = "h" <> pack (show level) <> ". " + return $ prefix <> anchor attr <> contents <> "\n" + +blockToJira _ (CodeBlock attr@(_,classes,_) str) = do + let lang = find (\c -> map toLower c `elem` knownLanguages) classes + let start = case lang of + Nothing -> "{code}" + Just l -> "{code:" <> pack l <> "}" + let anchorMacro = anchor attr + appendNewlineUnlessInList . T.intercalate "\n" $ + (if anchorMacro == "" then id else (anchorMacro :)) + [start, escapeStringForJira (pack str), "{code}"] + +blockToJira opts (BlockQuote [p@(Para _)]) = do + contents <- blockToJira opts p + appendNewlineUnlessInList ("bq. " <> contents) + +blockToJira opts (BlockQuote blocks) = do + contents <- blockListToJira opts blocks + appendNewlineUnlessInList . T.intercalate "\n" $ + [ "{quote}", contents, "{quote}"] + +blockToJira opts (Table _caption _aligns _widths headers rows) = do + headerCells <- mapM blocksToCell headers + bodyRows <- mapM (mapM blocksToCell) rows + let tblHead = headerCellsToRow headerCells + let tblBody = map cellsToRow bodyRows + return $ if all null headers + then T.unlines tblBody + else T.unlines (tblHead : tblBody) + where + blocksToCell :: PandocMonad m => [Block] -> JiraWriter m Text + blocksToCell = inlineListToJira opts . blocksToInlines + + cellsToRow :: [Text] -> Text + cellsToRow cells = "|" <> T.intercalate "|" cells <> "|" + + headerCellsToRow :: [Text] -> Text + headerCellsToRow cells = "||" <> T.intercalate "||" cells <> "||" + +blockToJira opts (BulletList items) = + listWithMarker opts items '*' + +blockToJira opts (OrderedList _listAttr items) = + listWithMarker opts items '#' + +blockToJira opts (DefinitionList items) = + blockToJira opts (BulletList (map defToBulletItem items)) + where + defToBulletItem :: ([Inline], [[Block]]) -> [Block] + defToBulletItem (inlns, defs) = + let term = Plain [Strong inlns] + blks = mconcat defs + in term : blks + +-- Auxiliary functions for lists: + +-- | Create a list using the given character as bullet item marker. +listWithMarker :: PandocMonad m + => WriterOptions + -> [[Block]] + -> Char + -> JiraWriter m Text +listWithMarker opts items marker = do + modify $ \s -> s { stListLevel = stListLevel s `T.snoc` marker } + contents <- mapM (listItemToJira opts) items + modify $ \s -> s { stListLevel = T.init (stListLevel s) } + appendNewlineUnlessInList $ T.intercalate "\n" contents + +-- | Convert bullet or ordered list item (list of blocks) to Jira. +listItemToJira :: PandocMonad m + => WriterOptions + -> [Block] + -> JiraWriter m Text +listItemToJira opts items = do + contents <- blockListToJira opts items + marker <- gets stListLevel + return $ marker <> " " <> contents + +-- | Convert list of Pandoc block elements to Jira. +blockListToJira :: PandocMonad m + => WriterOptions -- ^ Options + -> [Block] -- ^ List of block elements + -> JiraWriter m Text +blockListToJira opts blocks = + T.intercalate "\n" <$> mapM (blockToJira opts) blocks + +-- | Convert list of Pandoc inline elements to Jira. +inlineListToJira :: PandocMonad m + => WriterOptions + -> [Inline] + -> JiraWriter m Text +inlineListToJira opts lst = + T.concat <$> mapM (inlineToJira opts) lst + +-- | Convert Pandoc inline element to Jira. +inlineToJira :: PandocMonad m + => WriterOptions + -> Inline + -> JiraWriter m Text + +inlineToJira opts (Span attr lst) = + (anchor attr <>) <$> inlineListToJira opts lst + +inlineToJira opts (Emph lst) = do + contents <- inlineListToJira opts lst + return $ "_" <> contents <> "_" + +inlineToJira opts (Strong lst) = do + contents <- inlineListToJira opts lst + return $ "*" <> contents <> "*" + +inlineToJira opts (Strikeout lst) = do + contents <- inlineListToJira opts lst + return $ "-" <> contents <> "-" + +inlineToJira opts (Superscript lst) = do + contents <- inlineListToJira opts lst + return $ "{^" <> contents <> "^}" + +inlineToJira opts (Subscript lst) = do + contents <- inlineListToJira opts lst + return $ "{~" <> contents <> "~}" + +inlineToJira opts (SmallCaps lst) = inlineListToJira opts lst + +inlineToJira opts (Quoted SingleQuote lst) = do + contents <- inlineListToJira opts lst + return $ "'" <> contents <> "'" + +inlineToJira opts (Quoted DoubleQuote lst) = do + contents <- inlineListToJira opts lst + return $ "\"" <> contents <> "\"" + +inlineToJira opts (Cite _ lst) = inlineListToJira opts lst + +inlineToJira _ (Code attr str) = + return (anchor attr <> "{{" <> escapeStringForJira (pack str) <> "}}") + +inlineToJira _ (Str str) = return $ escapeStringForJira (pack str) + +inlineToJira opts (Math InlineMath str) = + lift (texMathToInlines InlineMath str) >>= inlineListToJira opts + +inlineToJira opts (Math DisplayMath str) = do + mathInlines <- lift (texMathToInlines DisplayMath str) + contents <- inlineListToJira opts mathInlines + return $ "\\\\" <> contents <> "\\\\" + +inlineToJira _opts il@(RawInline f str) = + if f == Format "jira" + then return (pack str) + else "" <$ report (InlineNotRendered il) + +inlineToJira _ LineBreak = return "\n" + +inlineToJira _ SoftBreak = return " " + +inlineToJira _ Space = return " " + +inlineToJira opts (Link _attr txt (src, _title)) = do + linkText <- inlineListToJira opts txt + return $ T.concat + [ "[" + , if null txt then "" else linkText <> "|" + , pack src + , "]" + ] + +inlineToJira _opts (Image attr _alt (src, _title)) = + return . T.concat $ [anchor attr, "!", pack src, "!"] + +inlineToJira opts (Note contents) = do + curNotes <- gets stNotes + let newnum = length curNotes + 1 + contents' <- blockListToJira opts contents + let thisnote = "[" <> pack (show newnum) <> "] " <> contents' <> "\n" + modify $ \s -> s { stNotes = thisnote : curNotes } + return $ "[" <> pack (show newnum) <> "]" + +-- | Language codes recognized by jira +knownLanguages :: [String] +knownLanguages = + [ "actionscript", "ada", "applescript", "bash", "c", "c#", "c++" + , "css", "erlang", "go", "groovy", "haskell", "html", "javascript" + , "json", "lua", "nyan", "objc", "perl", "php", "python", "r", "ruby" + , "scala", "sql", "swift", "visualbasic", "xml", "yaml" + ] |