heckle 0.1.0.0 → 2.0.0.0
raw patch · 8 files changed
+279/−355 lines, 8 filesdep +HaTeXdep +datesdep +textdep ~basedep ~tagsoup
Dependencies added: HaTeX, dates, text
Dependency ranges changed: base, tagsoup
Files
- ChangeLog.md +0/−5
- Files.hs +27/−0
- Heckle.hs +161/−0
- LICENSE +0/−202
- Main.hs +69/−0
- heckle.cabal +22/−15
- src/Heckle.hs +0/−78
- src/Main.hs +0/−55
− ChangeLog.md
@@ -1,5 +0,0 @@-# Revision history for heckle--## 0.1.0.0 -- YYYY-mm-dd--* First version. Released on an unsuspecting world.
+ Files.hs view
@@ -0,0 +1,27 @@+module Files where+++exampleTeXPost :: String+exampleTeXPost = unlines+ [ "\\documentclass{article}"+ , "\\author{Rushi Shah}"+ , "\\date{1 January 2015}"+ , "\\title{Example Post}"+ , "\\begin{document}"+ , "\\maketitle"+ , "This is an example LaTeX/PDF post."+ , "\\end{document}"+ ]++exampleMDPost :: String+exampleMDPost = unlines + [ "% Example MD Post"+ , "% Rushi Shah"+ , "% 1 January 2016"+ , ""+ , "This is an example MD/HTML post"+ ]+ +exampleBltxFile :: String+exampleBltxFile = unlines+ [ "<ul id='blog-posts'></ul>"]
+ Heckle.hs view
@@ -0,0 +1,161 @@+{-# LANGUAGE OverloadedStrings #-}+{-# LANGUAGE TypeSynonymInstances #-}+{-# LANGUAGE FlexibleInstances #-}++module Heckle where++--Stuff for BlazeHTML+import Control.Monad (forM_)++import Text.Blaze.Html5 as H hiding (main, map)+import Text.Blaze.Html5.Attributes as A+import Text.Blaze.Html.Renderer.Pretty++--Stuff for HaTeX+import Text.LaTeX hiding (unlines)+import Text.LaTeX.Base.Parser+import Text.LaTeX.Base.Syntax+import Data.Text (pack, unpack)+import qualified Data.Text.IO as T++--Stuff for TagSoup+import Text.HTML.TagSoup++--Stuff for Dates+import Data.Dates++--Pandoc+import Text.Pandoc.Options+import Text.Pandoc.Readers.Markdown+import Text.Pandoc.Definition+import Text.Pandoc.Writers.HTML+import Text.Pandoc.Shared++--Other stuff I'm using+import Data.List.Split+import Data.Either+import Control.Applicative+import Data.Map.Lazy as Map (lookup)+import Control.Monad++instance Show Html where+ show = renderHtml++--Post {fileName = "example-post", postTitle = "Example Post", postAuthor = "Rushi Shah", postDate = 1 January 2015, 0:0:0, syntaxTree = TeXSeq (TeXComm "documentclass" [FixArg (TeXRaw "article")]) (TeXSeq (TeXRaw "\n") (TeXSeq (TeXComm "author" [FixArg (TeXRaw "Rushi Shah")]) (TeXSeq (TeXRaw "\n") (TeXSeq (TeXComm "date" [FixArg (TeXRaw "1 January 2015")]) (TeXSeq (TeXRaw "\n") (TeXSeq (TeXComm "title" [FixArg (TeXRaw "Example Post")]) (TeXSeq (TeXRaw "\n") (TeXSeq (TeXEnv "document" [] (TeXSeq (TeXRaw "\n") (TeXSeq (TeXCommS "maketitle") (TeXRaw "\nThis is an example LaTeX/PDF post.\n")))) (TeXRaw "\n")))))))))}++showMonth :: Int -> String+showMonth i = months !! (i-1)+ where months = ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"]++displayDate :: DateTime -> String+displayDate (DateTime y m d h mins s) = show d ++ " " ++ showMonth m ++ " " ++ show y++postsToHtml :: [Post] -> Html+postsToHtml xs = do+ ul ! A.id "blog-posts" $+ forM_ xs postToHtml++--DRY+postToHtml :: Post -> Html+postToHtml p@(MD _ _ _ _) = li ! class_ "blog-post" $ do+ a ! class_ "post-link" ! href (stringValue ("posts/"++fileName p++".html")) $ toHtml (postTitle p)+ H.div ! class_ "post-date" $ toHtml ((displayDate . postDate) p)+postToHtml p@(LaTeX _ _ _ _) = li ! class_ "blog-post" $ do+ a ! class_ "post-link" ! href (stringValue ("posts/"++fileName p++".pdf")) $ toHtml (postTitle p)+ H.div ! class_ "post-date" $ toHtml ((displayDate . postDate) p)+ +data Post + = LaTeX {+ fileName :: String+ , postTitle :: String+ , postDate :: DateTime+ , syntaxTree :: LaTeX+ }+ | MD {+ fileName :: String+ , postTitle :: String+ , postDate :: DateTime+ , pd :: Pandoc+ }+ deriving (Eq, Show)++instance Ord Post where+ compare p1 p2 = compare (postDate p1) (postDate p2)++getPDF :: FilePath -> Either String String+getPDF s = case splitOn "." s of+ [fn, "pdf"] -> Right fn + _ -> Left "Not a PDF file"++getMD :: FilePath -> Either String String+getMD s = case splitOn "." s of+ [fn, "md"] -> Right fn+ _ -> Left "Not a PDF file"++extractFromArgs :: String -> [[TeXArg]] -> Either String Text+extractFromArgs _ (((FixArg (TeXRaw s)):_):_) = Right s+extractFromArgs s [] = Left ("Command not found: " ++ s)+extractFromArgs s _ = Left ("Could not parse arguments passed to " ++ s ++ " command")++getCommandValue :: String -> LaTeX -> Either String String+getCommandValue s = (fmap unpack . extractFromArgs s . lookForCommand s) ++{-+Relative dates aren't supported by BlaTeX+(it makes no sense for a post to always be written "yesterday", a specific date should be given)+However parsing the date requires the current datetime to be given to parse relative dates+Originally I went through the IO hurdles of getting current datetime+But that introduced unnecessary sideeffects+So this is just a cleaner function to parse absolute dates+(It will give nonsensical results for relative dates: use carefully!)+I also wanted to stick with strings for error messages, so this just shows the ParseErrors from parseDate+-}+parseAbsoluteDate :: String -> Either String DateTime+parseAbsoluteDate s = case parseDate fakeNow s of+ (Left e) -> Left (show e)+ (Right res) -> (Right res)+ where fakeNow = DateTime 0 0 0 0 0 0++getMeta :: (Meta -> [Inline]) -> Pandoc -> Either String String+getMeta f (Pandoc m _) = case f m of+ [] -> Left "Couldn't find it"+ (xs) -> Right (stringify xs)++createMDPost :: Show a => String -> Either a Pandoc -> Either String Post+createMDPost _ (Left e) = Left (show e)+createMDPost fn (Right pd) = + MD <$> pure fn <*> title <*> date <*> pure pd+ where+ date = (getMeta docDate pd) >>= parseAbsoluteDate+ title = getMeta docTitle pd+--Make more DRY+createLaTeXPost :: String -> Either ParseError LaTeX -> Either String Post+createLaTeXPost _ (Left err) = Left (show err) -- Just `show` a ParseError to stick with Strings as error messages+createLaTeXPost s (Right t) = + LaTeX <$> pure s <*> title <*> date <*> pure t+ where + date = (getCommandValue "date" t) >>= parseAbsoluteDate -- Either monad+ title = getCommandValue "title" t++mdToPost :: String -> IO (Either String Post)+mdToPost fn = do+ native <- fmap (readMarkdown def) (readFile ("posts/" ++ fn ++ ".md"))+ return (createMDPost fn native)++latexToPost :: String -> IO (Either String Post) +latexToPost fn = do+ latexFile <- fmap (parseLaTeXWith (ParserConf ["verbatim", "minted"]) . pack) (readFile ("posts/"++fn++".tex"))+ return (createLaTeXPost fn latexFile)++injectPosts :: String -> Html -> Either String String +injectPosts layout ul = case splitFile of+ [beginning, end] -> Right (renderTags (beginning ++ parseTags (show ul) ++ end))+ _ -> Left "Broken layout file"+ where+ splitFile = splitOn [(TagOpen "ul" [("id","blog-posts")]), (TagClose "ul")] (parseTags layout)++writeHTML :: Post -> IO ()+writeHTML (MD fn _ _ t) = do+ let html = writeHtmlString def t+ writeFile ("posts/" ++ fn ++ ".html") html +writeHTML (LaTeX _ _ _ _) = return ()
− LICENSE
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+ Main.hs view
@@ -0,0 +1,69 @@+import System.Directory +import Data.Either+import Data.List+import System.Environment (getArgs)+import System.Process (readProcess)+import Files+import Heckle++main = do+ args <- getArgs+ case args of+ ["build"] -> do+ --get all pdf files from directory+ putStrLn "Getting directory contents"+ latexFileNames <- fmap (rights . map getPDF) (getDirectoryContents "posts")+ mdFileNames <- fmap (rights . map getMD) (getDirectoryContents "posts")+ --print brokenFiles+ --print fileNames++ --turn the list of files into a list of posts+ putStrLn "Turning directory contents into posts"+ latexPostsToBeCreated <- (mapM latexToPost latexFileNames)+ mdPostsToBeCreated <- (mapM mdToPost mdFileNames)+ --print mdPostsToBeCreated+ let posts = (reverse . sort . rights) (mdPostsToBeCreated ++ latexPostsToBeCreated)+ --print posts+ --let brokenPosts = lefts postsToBeCreated+ --if length (brokenPosts) > 1 + -- then print brokenPosts+ -- else putStrLn "All posts are well formed"+ --print posts++ --convert posts to their html if needed+ mapM_ writeHTML posts++ --generate a ul from the list of posts+ putStrLn "Turning posts into an HTML element"+ let generatedHtml = postsToHtml posts+ --print generatedHtml++ --read the layout file+ putStrLn "Reading the layout file"+ layoutFile <- readFile "index.html.bltx"++ --put the ul into the layout file+ putStrLn "Inserting HTML element into layout file"+ let injectedOutput = layoutFile `injectPosts` generatedHtml+ case injectedOutput of+ (Left e) -> putStrLn e+ (Right s) -> do+ --put the results into the index.html file+ putStrLn "Writing resulting file into index.html"+ writeFile "index.html" s+ putStrLn "Success building!"+++ ["init"] -> do+ --Create the basic layout file+ writeFile "index.html.bltx" exampleBltxFile --Change to layout when testing, index when deploying"+ --Create directory for posts and basic post+ createDirectoryIfMissing True "posts"+ setCurrentDirectory "posts"+ writeFile "example-latex.tex" exampleTeXPost+ writeFile "example-markdown.md" exampleMDPost+ --Compile the LaTeX file into a PDF+ readProcess "pdflatex" ["example-latex.tex"] ""+ print "Success initializing!"+ + _ -> print "That's not a valid command"
heckle.cabal view
@@ -2,36 +2,43 @@ -- documentation, see http://haskell.org/cabal/users-guide/ name: heckle-version: 0.1.0.0+version: 2.0.0.0 synopsis: Jekyll in Haskell-description: Lightweight static site compiler for markdown posts-license: Apache-2.0-license-file: LICENSE+description: Static site generator that lets you write your blog in LaTeX/MD and publish it to github pages.+description: Markdown and HTML are the standard tools used to write your every day tech blog with. But they have pretty weak support for embedding mathematical formulas, and are not conducive to writing for an extended period of time. Plus, they aren't even Turing complete! So use BlaTeX to start blogging in LaTeX! (Oh btw you can still use Markdown too tho lol).+ .+ BlaTeX is basically a static site generator (like Jekyll) that lets you write your blog in LaTeX (and MD), specify a layout file for the homepage, and publish it to github pages.+ .+ To get started, check out <https://github.com/2016rshah/BlaTeX#how-to>+homepage: https://github.com/2016rshah/heckle+license: MIT author: Rushi Shah- maintainer: 2016rshah@gmail.com- -- copyright: category: Web build-type: Simple-extra-source-files: ChangeLog.md cabal-version: >=1.10 executable heckle main-is: Main.hs- other-modules: Heckle- -- other-extensions: - build-depends: base <=4.8.0+ -- other-modules: + other-extensions: OverloadedStrings+ build-depends: HaTeX >=3.17.0.1 && <3.18+ , base >=4.7 && <4.8 , blaze-html >= 0.8.1.1- , containers >= 0.5.5.1 , directory >=1.2 && <1.3- , pandoc >= 1.17.0.3- , pandoc-types >= 1.16.1 , process >= 1.2.0.0 , split >=0.2 && <0.3- , tagsoup >= 0.13.10- hs-source-dirs: src+ , tagsoup >= 0.13.3+ , text >=1.1 && <1.2+ , dates >= 0.2.2.1+ , pandoc >= 1.17.0.3+ , pandoc-types >= 1.16.1+ , containers >= 0.5.5.1+ -- hs-source-dirs: default-language: Haskell2010+ other-modules: Files+ , Heckle source-repository head type: git
− src/Heckle.hs
@@ -1,78 +0,0 @@-{-# LANGUAGE OverloadedStrings #-}-{-# LANGUAGE TypeSynonymInstances #-}-{-# LANGUAGE FlexibleInstances #-}--module Heckle where----Blaze HTML-import Text.Blaze.Html5 as H hiding (main, map)-import Text.Blaze.Html5.Attributes as A-import Text.Blaze.Html.Renderer.Pretty----Pandoc-import Text.Pandoc.Options-import Text.Pandoc.Readers.Markdown-import Text.Pandoc.Definition-import Text.Pandoc.Writers.HTML----TagSoup-import Text.HTML.TagSoup----Other-import Data.List.Split-import Control.Applicative-import Data.Map.Lazy as Map (lookup)-import Control.Monad--data Post = Post {- filename :: String- , pd :: Pandoc- , postTitle :: String- , postDate :: String- }- deriving (Eq, Show)--getMD :: FilePath -> Either String String-getMD s = case splitOn "." s of- [fn, "md"] -> Right fn- _ -> Left "Not a PDF file"--getMeta :: (Meta -> [Inline]) -> Pandoc -> Either String String-getMeta f (Pandoc m _) = case f m of- [] -> Left "Couldn't find it"- ((Str s):xs) -> Right s- (_:xs) -> Left "Not a string??"--createPost :: Show a => String -> Either a Pandoc -> Either String Post-createPost _ (Left e) = Left (show e)-createPost fn (Right pd) = - Post <$> pure fn <*> pure pd <*> getMeta docTitle pd <*> getMeta docDate pd--filenameToPost :: String -> IO (Either String Post)-filenameToPost fn = do- native <- fmap (readMarkdown def) (readFile ("posts/" ++ fn ++ ".md"))- return (createPost fn native)- -writeHTML :: Post -> IO ()-writeHTML p = do- let html = writeHtmlString def (pd p)- writeFile ("posts/" ++ (filename p) ++ ".html") html --postsToHtml :: [Post] -> Html-postsToHtml xs = do- ul ! A.id "blog-posts" $- forM_ xs h- where- h s = li ! class_ "blog-post" $ do- a ! class_ "post-link" ! href (stringValue ("posts/"++filename s++".html")) $ toHtml (postTitle s)- H.div ! class_ "post-date" $ toHtml (postDate s)--injectPosts :: String -> Html -> Either String String -injectPosts layout ul = case splitFile of- [beginning, end] -> Right (renderTags (beginning ++ parseTags (show ul) ++ end))- _ -> Left "Broken layout file"- where- splitFile = splitOn [(TagOpen "ul" [("id","blog-posts")]), (TagClose "ul")] (parseTags layout)--instance Show Html where- show = renderHtml
− src/Main.hs
@@ -1,55 +0,0 @@-module Main where--import System.Directory -import Data.Either-import Data.List-import System.Environment (getArgs)-import System.Process (readProcess)-import Heckle--main = do- args <- getArgs- case args of- ["build"] -> do- putStrLn "Building"- ----get all md files from directory- putStrLn "Getting directory contents"- fileNames <- fmap (rights . map getMD) (getDirectoryContents "posts")-- --turn the list of files into a list of posts- putStrLn "Turning directory contents into posts"- postsToBeCreated <- (mapM filenameToPost fileNames)- --print postsToBeCreated- --postsToBeCreated <- (mapM fileNameToPost fileNames)- let posts = (reverse . rights) postsToBeCreated -- need to sort here when you add in support for dates- let brokenPosts = lefts postsToBeCreated- if length (brokenPosts) > 1 - then print brokenPosts- else putStrLn "All posts are well formed"- --print posts-- --convert posts to their html- mapM_ writeHTML posts-- --generate a ul from the list of posts- putStrLn "Turning posts into an HTML element"- let generatedHtml = postsToHtml posts- print generatedHtml-- --read the layout file- putStrLn "Reading the layout file"- layoutFile <- readFile "index.html.hkl"-- --put the ul into the layout file- putStrLn "Inserting HTML element into layout file"- let injectedOutput = layoutFile `injectPosts` generatedHtml- case injectedOutput of- (Left e) -> putStrLn e- (Right s) -> do- --put the results into the index.html file- putStrLn "Writing resulting file into index.html"- writeFile "index.html" s- putStrLn "Success building!"- - _ -> print "That's not a valid command"-