X-Git-Url: https://ruin.nu/git/?a=blobdiff_plain;f=Main.hs;h=324241616b6b4c462ceceddd58b41fb525af98e1;hb=ee02e144cc032d02afc0aaf3b1e73a1a68963ac6;hp=8df5e74512d59202e045879579251682846208ce;hpb=a3c05f5d3f4be5f28a3eae7739f138a07fa263ad;p=yawbih.git

diff --git a/Main.hs b/Main.hs
index 8df5e74..3242416 100644
--- a/Main.hs
+++ b/Main.hs
@@ -1,19 +1,21 @@
 module Main where 
 
-import CGI hiding (div, head, map, span)
+import CGI hiding (div, head, map, span, Text)
 import RawCGIInternal
 import CGIOutput
 import CGITypes
 import System
 import Wiki
 
+import Text.ParserCombinators.Parsec
+
 testDB = createPGB "wave" "wiki" "wiki" "12wiki34db"
 
 --main = start [] cgi
 
 main = do 
 	db <- testDB
-	runWithHook [] (\(key:act) -> sp db key act ) $ sp db "MainPage" [] 
+	runWithHook [] (\(key:act) -> showPage db (filter (/= '\\') key)) $ showPage db "MainPage"
 
 ps a = standardQuery "Hello" a
 
@@ -24,38 +26,124 @@ editPage db key = do
 		Just (x,_) -> return x
 	standardQuery key $ do
 		t <- p $ makeTextarea s' (attr_SS "rows" "10" ## attr_SS "cols" "75" ## attr_SS "colspan" "2")
-		p (text "Author: ") 
+		p empty
+		text "Author: "
 		a <- textInputField (fieldSIZE 20)
-		p (text "Comment: ") 
+		p empty
+		text "Comment: "
 		c <- textInputField (fieldSIZE 20)
 		--p $ submit (F2 t a) testing (attr "value" "Send")
 		p $ defaultSubmit (F3 t a c) (savePage db key) (attr "value" "Send")
 		--submit0 (sp db key []) (attr "value" "Send1")
 
-sp db key _ = do
-	s <- io $ getCurrent db key 
-	standardQuery key $ showPage db key s
 
 savePage db key (F3 t a c) = do
-	s <- io $ update db key fulltext author comment
-	standardQuery key $ do
-	text "Updated with revision: "
-	text s
-	address (hlink (URL {unURL = ("wiki?"++key)}) (text "Back to keyword") )
+	io $ update db key fulltext author comment
+	showPage db key 
   where
   	fulltext = value t
 	author = value a
 	comment = value c 
 
-showPage db key s = do
+showPage db key = do
+	s <- io $ getCurrent db key 
+	standardQuery key $ do
 		case s of
 			Nothing -> text "No text added for this keyword"
 			Just (full, date) -> do
-				text full
-				p $ text $ "Last edited: "++date
+				parseText full	
+				p $ tt $ text $ "Last edited: "++date
 		footer db key
 
+parseText full = case parse wikiParser "" full of
+	Right n -> ex n	
+	Left e -> do
+		text "PARSE ERROR: "
+		text (show e)
+		p $ text full
+
 footer db key = do
 	hr empty
-	submit0 (editPage db key) (attr "value" "Edit")
-	--address (hlink (URL {unURL = ("wiki?"++key++"+edit")}) (text "Edit this page") )
+	table $ tr $ do
+		td $ submitLink0 (editPage db key) (text "Edit this keyword")
+		td $ submitLink0 (listRevs db key) (text "List old versions")
+		td $ text "Keyword: " 
+		td $ activate (showPage db) textInputField empty
+
+listRevs db key = do 
+	list <- io $ getList db key 
+	standardQuery key $ table $ do
+		tr $ mapM (\header -> th (text header))
+			["Id", "Date", "Author", "Comment"]
+		mapM (revRow db key) list
+
+linkKey db key = submitLink0 (showPage db key) (text key)
+
+revRow db key (id, date, author, comment) = tr $ do
+	td $ submitLink0 (showRev db key id) (text id) 
+	td $ text date
+	td $ linkKey db author
+	td $ text comment
+
+showRev db key id = do
+	s <- io $ get db key id
+	standardQuery key $ do
+		case s of 
+			Nothing -> text "No such revision"
+			Just s -> parseText s
+		p empty
+		submitLink0 (changeCurrent db key id) (text "Set this version as the current one")
+		footer db key
+changeCurrent db key id = do
+	b <- io $ setCurrent db key id
+	if b then showPage db key
+		else standardQuery key $ do
+			text "Could not set this revision as the current active one."
+			p empty
+			linkKey db key
+	
+ex [] = return ()
+ex ((Paragraph):xs) = do
+	p empty
+	ex xs
+ex ((Text s):xs) = do
+	text s
+	ex xs
+ex ((Link l d):xs) = do
+	hlink (URL {unURL = ("wiki?"++l)}) (text d)
+	ex xs
+ex ((Bold d):xs) = do
+	b (ex d)
+	ex xs
+ex ((Emph d):xs) = do
+	em (ex d)
+	ex xs
+ex ((Heading n d):xs) = do
+	heading n $ ex d
+	ex xs
+ex ((Url l):xs) = do
+	hlink (URL {unURL = ("wiki?"++l)}) (text l)
+	ex xs
+
+heading 1 = h1
+heading 2 = h2
+heading 3 = h3
+heading 4 = h4
+heading 5 = h5
+heading 6 = h6
+
+ex2 [] = []
+ex2 ((Paragraph):xs) = "<p>"++ex2 xs
+ex2 ((Text s):xs) = s++ex2 xs
+ex2 ((Link l d):xs) = "<link: "++l++" desc: "++d++">"++ex2 xs
+ex2 ((Bold d):xs) = "<b>"++ex2 d++"</b>"++ex2 xs
+ex2 ((Emph d):xs) = "<em>"++ex2 d++"</em>"++ex2 xs
+ex2 ((Heading n d):xs) = "<h"++show n++">"++ex2 d++"</h"++show n++">"++ex2 xs
+ex2 ((Url l):xs) = "<link: "++l++">"++ex2 xs
+
+
+test s = case parse wikiParser "" s of
+					Right n -> do 
+						print (ex2 n)
+					Left e -> do
+						print e