X-Git-Url: http://gitweb.michael.orlitzky.com/?a=blobdiff_plain;f=src%2FMain.hs;h=e7f9e9c6213ae8df2b65214d4ff46b69e9b294f5;hb=e88453d996ef8c94d581122309669c5c2aa87c9d;hp=8d4999ae7b22237db3c15e8cb16d453d4c6576b2;hpb=88b80555c3df3649799c8caa4de8d9c87c50be45;p=dead%2Fhtsn-import.git diff --git a/src/Main.hs b/src/Main.hs index 8d4999a..e7f9e9c 100644 --- a/src/Main.hs +++ b/src/Main.hs @@ -3,6 +3,7 @@ module Main where +-- System imports. import Control.Arrow ( (&&&), (>>^), arr, returnA ) import Control.Concurrent ( threadDelay ) import Control.Exception ( SomeException, catch ) @@ -29,9 +30,9 @@ import Text.XML.HXT.Core ( hasName, readDocument, runX, - unpickleDoc, - xpickle) + unpickleDoc ) +-- Local imports. import Backend ( Backend(..) ) import CommandLine ( get_args ) import Configuration ( Configuration(..), merge_optional ) @@ -44,11 +45,44 @@ import Network.Services.TSN.Report ( report_info, report_error ) import TSN.DbImport ( DbImport(..), ImportResult(..) ) -import qualified TSN.XML.Heartbeat as Heartbeat ( verify ) -import qualified TSN.XML.Injuries as Injuries ( Message ) -import qualified TSN.XML.InjuriesDetail as InjuriesDetail ( Message ) -import qualified TSN.XML.News as News ( Message ) -import qualified TSN.XML.Odds as Odds ( Message ) +import TSN.Parse ( format_parse_error ) +import qualified TSN.XML.AutoRacingDriverList as AutoRacingDriverList ( + dtd, + pickle_message ) +import qualified TSN.XML.AutoRacingResults as AutoRacingResults ( + dtd, + pickle_message ) +import qualified TSN.XML.AutoRacingSchedule as AutoRacingSchedule ( + dtd, + pickle_message ) +import qualified TSN.XML.EarlyLine as EarlyLine ( + dtd, + pickle_message ) +import qualified TSN.XML.GameInfo as GameInfo ( dtds, parse_xml ) +import qualified TSN.XML.Heartbeat as Heartbeat ( dtd, verify ) +import qualified TSN.XML.Injuries as Injuries ( dtd, pickle_message ) +import qualified TSN.XML.InjuriesDetail as InjuriesDetail ( + dtd, + pickle_message ) +import qualified TSN.XML.MLBEarlyLine as MLBEarlyLine ( + dtd, + pickle_message ) +import qualified TSN.XML.JFile as JFile ( dtd, pickle_message ) +import qualified TSN.XML.News as News ( + dtd, + has_only_single_sms, + pickle_message ) +import qualified TSN.XML.Odds as Odds ( dtd, pickle_message ) +import qualified TSN.XML.ScheduleChanges as ScheduleChanges ( + dtd, + pickle_message ) +import qualified TSN.XML.Scores as Scores ( dtd, pickle_message ) +import qualified TSN.XML.SportInfo as SportInfo ( dtds, parse_xml ) +import qualified TSN.XML.Weather as Weather ( + dtd, + is_type1, + pickle_message, + teams_are_normal ) import Xml ( DtdName(..), parse_opts ) @@ -79,7 +113,7 @@ import_file cfg path = do report_error $ "Unable to determine DTD for file " ++ path ++ "." return False (ImportFailed errmsg:_) -> do - report_error errmsg + report_error $ errmsg ++ " (" ++ path ++ ")" return False (ImportSkipped infomsg:_) -> do -- We processed the message but didn't import anything. Return @@ -134,7 +168,7 @@ import_file cfg path = do import_with_dtd (DtdName dtd,xml) -- We special-case the heartbeat so it doesn't have to run in -- the database monad. - | dtd == "Heartbeat.dtd" = Heartbeat.verify xml + | dtd == Heartbeat.dtd = Heartbeat.verify xml | otherwise = -- We need NoMonomorphismRestriction here. if backend cfg == Postgres @@ -142,33 +176,97 @@ import_file cfg path = do else withSqliteConn cs $ runDbConn importer where -- | Pull the real connection String out of the configuration. + -- cs :: String cs = get_connection_string $ connection_string cfg -- | Convenience; we use this everywhere below in 'importer'. + -- migrate_and_import m = dbmigrate m >> dbimport m + -- | The error message we return if unpickling fails. + -- + errmsg = "Could not unpickle " ++ dtd ++ "." + + -- | Try to migrate and import using the given pickler @f@; + -- if it works, return the result. Otherwise, return an + -- 'ImportFailed' along with our error message. + -- + go f = maybe + (return $ ImportFailed errmsg) + migrate_and_import + (unpickleDoc f xml) + importer - | dtd == "injuriesxml.dtd" = do - let m = unpickleDoc xpickle xml :: Maybe Injuries.Message - let errmsg = "Could not unpickle injuriesxml." - maybe (return $ ImportFailed errmsg) migrate_and_import m + | dtd == AutoRacingDriverList.dtd = + go AutoRacingDriverList.pickle_message + + | dtd == AutoRacingResults.dtd = + go AutoRacingResults.pickle_message + + | dtd == AutoRacingSchedule.dtd = + go AutoRacingSchedule.pickle_message + + | dtd == EarlyLine.dtd = + go EarlyLine.pickle_message + + -- GameInfo and SportInfo appear last in the guards + | dtd == Injuries.dtd = go Injuries.pickle_message - | dtd == "Injuries_Detail_XML.dtd" = do - let m = unpickleDoc xpickle xml :: Maybe InjuriesDetail.Message - let errmsg = "Could not unpickle Injuries_Detail_XML." - maybe (return $ ImportFailed errmsg) migrate_and_import m + | dtd == InjuriesDetail.dtd = go InjuriesDetail.pickle_message + | dtd == JFile.dtd = go JFile.pickle_message - | dtd == "newsxml.dtd" = do - let m = unpickleDoc xpickle xml :: Maybe News.Message - let errmsg = "Could not unpickle newsxml." - maybe (return $ ImportFailed errmsg) migrate_and_import m + | dtd == MLBEarlyLine.dtd = + go MLBEarlyLine.pickle_message - | dtd == "Odds_XML.dtd" = do - let m = unpickleDoc xpickle xml :: Maybe Odds.Message - let errmsg = "Could not unpickle Odds_XML." - maybe (return $ ImportFailed errmsg) migrate_and_import m + | dtd == News.dtd = + -- Some of the newsxml docs are busted in predictable ways. + -- We want them to "succeed" so that they're deleted. + -- We already know we can't parse them. + if News.has_only_single_sms xml + then go News.pickle_message + else do + let msg = "Unsupported newsxml.dtd with multiple SMS " ++ + "(" ++ path ++ ")" + return $ ImportUnsupported msg + | dtd == Odds.dtd = go Odds.pickle_message + + | dtd == ScheduleChanges.dtd = go ScheduleChanges.pickle_message + + | dtd == Scores.dtd = go Scores.pickle_message + + -- SportInfo and GameInfo appear last in the guards + | dtd == Weather.dtd = + -- Some of the weatherxml docs are busted in predictable ways. + -- We want them to "succeed" so that they're deleted. + -- We already know we can't parse them. + if Weather.is_type1 xml + then if Weather.teams_are_normal xml + then go Weather.pickle_message + else do + let msg = "Teams in reverse order in weatherxml.dtd" ++ + " (" ++ path ++ ")" + return $ ImportUnsupported msg + else do + let msg = "Unsupported weatherxml.dtd type (" ++ path ++ ")" + return $ ImportUnsupported msg + + | dtd `elem` GameInfo.dtds = do + let either_m = GameInfo.parse_xml dtd xml + case either_m of + -- This might give us a slightly better error + -- message than the default 'errmsg'. + Left err -> return $ ImportFailed (format_parse_error err) + Right m -> migrate_and_import m + + | dtd `elem` SportInfo.dtds = do + let either_m = SportInfo.parse_xml dtd xml + case either_m of + -- This might give us a slightly better error + -- message than the default 'errmsg'. + Left err -> return $ ImportFailed (format_parse_error err) + Right m -> migrate_and_import m | otherwise = do let infomsg = @@ -176,6 +274,7 @@ import_file cfg path = do return $ ImportUnsupported infomsg + -- | Entry point of the program. It twiddles some knobs for -- configuration options and then calls 'import_file' on each XML -- file given on the command-line. @@ -212,8 +311,8 @@ main = do -- deleted. let result_pairs = zip (OC.xml_files opt_config) results let victims = [ p | (p, True) <- result_pairs ] - let imported_count = length victims - report_info $ "Imported " ++ (show imported_count) ++ " document(s) total." + let processed_count = length victims + report_info $ "Processed " ++ (show processed_count) ++ " document(s) total." when (remove cfg) $ mapM_ (kill True) victims where