From 0fa0fc355546141e597b7c483f8c6b9e54ac17ce Mon Sep 17 00:00:00 2001
From: Michael Andreen <harv@ruin.nu>
Date: Wed, 19 Jan 2005 15:50:28 +0000
Subject: [PATCH] Added lists and mail links + some parser cleanup

---
 Main.hs | 15 +++++++++++++--
 Wiki.hs | 54 +++++++++++++++++++++++++++++++++++++++++++-----------
 2 files changed, 56 insertions(+), 13 deletions(-)

diff --git a/Main.hs b/Main.hs
index 4e9572c..3c634d3 100644
--- a/Main.hs
+++ b/Main.hs
@@ -10,8 +10,13 @@ import Control.Monad
 
 import Text.ParserCombinators.Parsec
 
-testDB = createPGB "wave" "wiki" "wiki" "12wiki34db"
+testDB = createPGB "localhost" "wiki" "wiki" "12wiki34db"
 
+test key = do
+	db <- testDB
+	s <- getCurrent db key 
+	print s
+	
 --main = start [] cgi
 
 main = do 
@@ -139,11 +144,17 @@ toWash ((Heading n d):xs) = do
 	heading n $ toWash d
 	toWash xs
 toWash ((Url l):xs) = do
-	hlink (URL {unURL = (l)}) (text l)
+	hlink (URL {unURL = (l)}) (text $ stripMailto l)
 	toWash xs
 toWash ((Pre s):xs) = do
 	pre $ text s
 	toWash xs
+toWash ((List l):xs) = do
+	ul $ mapM (\s -> li $ toWash s) l
+	toWash xs
+
+stripMailto ('m':'a':'i':'l':'t':'o':':':xs) = xs
+stripMailto xs = xs
 
 heading 1 = h1
 heading 2 = h2
diff --git a/Wiki.hs b/Wiki.hs
index 37b4311..1371c45 100644
--- a/Wiki.hs
+++ b/Wiki.hs
@@ -2,7 +2,7 @@ module Wiki (
 	Backend (getCurrent,getList,get,setCurrent,update,listKeys)
 	,PGB
 	,createPGB
-	,Markup (Text, Paragraph, Link, Bold, Emph, Heading, Url, Underline, Strike, Pre)
+	,Markup (Text, Paragraph, Link, Bold, Emph, Heading, Url, Underline, Strike, Pre,List)
 	,Document
 	,wikiParser
 	,htmlOutput
@@ -42,6 +42,7 @@ data Markup = Text String
 	| Underline [Markup]
 	| Strike [Markup]
 	| Pre String
+	| List [[Markup]]
 
 type Document = [Markup]
 
@@ -51,11 +52,6 @@ wikiParser = many1 pMain
 pPara :: GenParser Char st Markup	
 pPara = count 2 pEol >> return (Paragraph)
 
-pSpace :: GenParser Char st Markup	
-pSpace = do
-	c <- space 
-	return (Text (c:[]))
-
 pLink :: GenParser Char st Markup	
 pLink = do
 	string "[["
@@ -64,6 +60,17 @@ pLink = do
 		[] -> return (Link l l)
 		_ -> return (Link l d)
 
+pList :: GenParser Char st Markup
+pList = do
+	list <- many1 $ try pListItem 
+	return (List list)
+
+pListItem :: GenParser Char st [Markup]
+pListItem = do
+	many1 pEol
+	char '*'
+	many pOneLine
+	
 pHeading :: GenParser Char st Markup	
 pHeading = do
 	many1 pEol
@@ -79,6 +86,14 @@ pURL = do
 	s <- many1 (alphaNum <|> oneOf "?.:&-/")
 	return (Url (proto++"://"++s))
 
+pMail :: GenParser Char st Markup
+pMail = do
+	user <- many1 (alphaNum <|> oneOf ".-_")
+	char '@'
+	server <- many1 (alphaNum <|> oneOf ".-_")
+	return (Url ("mailto:"++user++"@"++server))
+	
+
 pPre :: GenParser Char st Markup	
 pPre = string "<pre>" >> do
 	s <- pString "</pre>"
@@ -95,7 +110,7 @@ pS s f = string s >> do
 
 pOtherChar :: GenParser Char st Markup	
 pOtherChar = do
-	c <- oneOf "*,;.:!?[]()'\"=-%$£<>/\\|"
+	c <- noneOf "\n\r"
 	return (Text (c:[]))
 
 pText :: GenParser Char st Markup	
@@ -115,13 +130,15 @@ pLinkContent = do try (string "]]" >> return ([],[]))
 		return (c:l,d))
 
 pStopAt :: String -> GenParser Char st Document	
-pStopAt xs = pUntil pMain xs
+pStopAt xs = pUntil pOneLine xs
 
 pString :: String -> GenParser Char st String	
 pString xs = pUntil anyChar xs
 
-pEol :: GenParser Char st String	
-pEol = string "\n" <|> string "\r\n"
+pEol :: GenParser Char st Markup	
+pEol = do
+	(string "\n" <|> string "\r\n")
+	return (Text "\r\n")
 
 pUntil :: GenParser Char st a -> String -> GenParser Char st [a]	
 pUntil p xs = manyTill p (try $ string xs)
@@ -129,8 +146,8 @@ pUntil p xs = manyTill p (try $ string xs)
 pMain :: GenParser Char st Markup	
 pMain = choice [
 	try (pHeading)
+	,try pList
 	,try (pPara) 
-	,pSpace 
 	,try(pPre) 
 	,try(pBold) 
 	,try(pEmph) 
@@ -138,8 +155,22 @@ pMain = choice [
 	,try(pStrike) 
 	,try (pLink)
 	,try (pURL)
+	,try (pMail)
+	,pText
 	,pOtherChar
+	,pEol
+	]
+
+pOneLine = choice [
+	try pBold
+	,try pEmph
+	,try pUnderline
+	,try pStrike
+	,try pLink
+	,try pURL
+	,try pMail
 	,pText
+	,pOtherChar
 	]
 
 newtype PGB = PGB DBService
@@ -211,6 +242,7 @@ toHtml ((Strike d):xs) = "<strike>"++toHtml d++"</strike>"++toHtml xs
 toHtml ((Heading n d):xs) = "\n<h"++show n++">"++toHtml d++"</h"++show n++">\n"++toHtml xs
 toHtml ((Url l):xs) = "<link: "++l++">"++toHtml xs
 toHtml ((Pre s):xs) = "<pre>"++s++"</pre>"++toHtml xs
+toHtml ((List l):xs) = "<ul>\n"++(unlines $ map (\s -> "<li>"++toHtml s++"</li>\n") l) ++ "</ul>"++toHtml xs
 
 htmlOutput s = case parse wikiParser "" s of
 					Right n -> putStr (toHtml n)
-- 
2.39.2