X-Git-Url: https://git.hcoop.net/hcoop/portal.git/blobdiff_plain/4ac8f6393ed3c9f055168063490fc7503fb71762..e84aceccd570655fbd36593ca20302456e1b501a:/money.sml

diff --git a/money.sml b/money.sml
index 6372fd5..be65cb0 100644
--- a/money.sml
+++ b/money.sml
@@ -226,14 +226,32 @@ fun addHostingCharges {trn, cutoff, cost, usage} =
 		addCharge {trn = trn, usr = #id usr, amount = charge};
 		umap
 	    end
+
+	val _ = if SM.numItems (foldl doUser umap payers) = 0 then
+		    applyCharges trn
+		else
+		    raise Fail "Usage description contains an unknown username"
+
+	val usageFile = TextIO.openOut (Init.scratchDir ^ "/usage/" ^ Int.toString trn)
     in
-	if SM.numItems (foldl doUser umap payers) = 0 then
-	    applyCharges trn
-	else
-	    raise Fail "Usage description contains an unknown username"
+	TextIO.output (usageFile, usage);
+	TextIO.closeOut usageFile
     end
 
 fun equalizeBalances () =
     ignore (C.dml (getDb ()) ($`UPDATE Balance SET amount = (SELECT SUM(amount) FROM Charge JOIN WebUser ON usr = WebUser.id WHERE bal = Balance.id)`))
 
-end
\ No newline at end of file
+fun lookupHostingUsage trn =
+    let
+	val usageFile = TextIO.openIn (Init.scratchDir ^ "/usage/" ^ Int.toString trn)
+
+	fun loop acc =
+	    case TextIO.inputLine usageFile of
+		NONE => String.concat (List.rev acc)
+	      | SOME line => loop (line :: acc)
+    in
+	SOME (loop [])
+	before TextIO.closeIn usageFile
+    end handle _ => NONE
+
+end