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{-
Copyright (C) 2022 Yuchen Pei.
This file is part of fsd.
fsd is free software: you can redistribute it and/or modify it under
the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
fsd is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General
Public License for more details.
You should have received a copy of the GNU Affero General Public
License along with fsd. If not, see <https://www.gnu.org/licenses/>.
-}
{-# LANGUAGE ImportQualifiedPost #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE TypeOperators #-}
module FSD.Db where
import Control.Monad
import FSD.Copyright
import Data.Text (Text)
import Data.Text qualified as T
import Database.SQLite.Simple
import FSD.Types
newtype FsDb = FsDb {getConn :: Connection}
withFsDb :: FilePath -> (FsDb -> IO a) -> IO a
withFsDb path f = withConnection path (f . FsDb)
-- creations
initConn :: FsDb -> IO ()
initConn (FsDb conn) = do
execute_
conn
"CREATE TABLE IF NOT EXISTS sources \
\( package TEXT NOT NULL PRIMARY KEY ON CONFLICT REPLACE \
\, version TEXT NOT NULL \
\, file TEXT NOT NULL \
\, homepage TEXT \
\)"
execute_
conn
"CREATE TABLE IF NOT EXISTS packages \
\( package TEXT NOT NULL PRIMARY KEY ON CONFLICT REPLACE \
\, version TEXT NOT NULL \
\, homepage TEXT \
\, tags TEXT NOT NULL \
\)"
execute_
conn
"CREATE TABLE IF NOT EXISTS translation \
\( package TEXT NOT NULL PRIMARY KEY ON CONFLICT REPLACE \
\, shortDesc TEXT NOT NULL \
\, fullDesc TEXT NOT NULL \
\)"
execute_
conn
"CREATE TABLE IF NOT EXISTS changelog \
\( package TEXT NOT NULL PRIMARY KEY ON CONFLICT REPLACE \
\, version TEXT NOT NULL \
\, author TEXT NOT NULL \
\, date TEXT NOT NULL \
\)"
execute_
conn
"CREATE TABLE IF NOT EXISTS copyright \
\( id INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT \
\, package TEXT NOT NULL \
\, entryId INTEGER NOT NULL \
\, copyright TEXT \
\, license TEXT NOT NULL \
\, note TEXT \
\, CONSTRAINT uniqname UNIQUE (package, entryId) ON CONFLICT REPLACE \
\)"
execute_
conn
"CREATE TABLE IF NOT EXISTS upstream \
\( package TEXT NOT NULL PRIMARY KEY ON CONFLICT REPLACE \
\, name TEXT \
\, contacts TEXT \
\, sources TEXT \
\)"
-- insertions
insertSource :: FsDb -> Source -> IO ()
insertSource (FsDb conn) source =
execute conn "INSERT INTO sources VALUES (?,?,?,?)" source
insertPackage :: FsDb -> Package -> IO ()
insertPackage (FsDb conn) package =
execute conn "INSERT INTO packages VALUES (?,?,?,?)" package
insertTranslation :: FsDb -> Translation -> IO ()
insertTranslation (FsDb conn) translation =
execute conn "INSERT INTO translation VALUES (?,?,?)" translation
insertFSDChangeLogEntry :: FsDb -> FSDChangeLogEntry -> IO ()
insertFSDChangeLogEntry (FsDb conn) change =
execute conn "INSERT INTO changelog VALUES (?,?,?,?)" change
insertCopyright :: FsDb -> Copyright -> IO ()
insertCopyright db (Copyright package licenses) =
zipWithM_ (insertLicense db package) [0 ..] licenses
insertUpstream :: FsDb -> Upstream -> IO ()
insertUpstream (FsDb conn) upstream =
execute conn "INSERT INTO upstream VALUES (?,?,?,?)" upstream
insertLicense :: FsDb -> Text -> Int -> LicenseInfo -> IO ()
insertLicense (FsDb conn) package idx (LicenseInfo copyright license note) =
execute
conn
"INSERT INTO copyright (package,entryId,copyright,license,note) \
\VALUES (?,?,?,?,?)"
(package, idx, copyright, license, note)
-- queries
getDbAll :: FsDb -> IO [Source :. Package :. Translation :. FSDChangeLogEntry :. Upstream]
getDbAll (FsDb conn) =
query_
conn
"SELECT sources.*,packages.*,translation.*,changelog.*,upstream.* \
\FROM sources JOIN packages USING (package,version)\
\ JOIN changelog USING (package,version)\
\ JOIN translation USING (package)\
\ JOIN upstream USING (package)\
\"
getDbPkgNames :: FsDb -> IO [Text]
getDbPkgNames (FsDb conn) = do
rows <- query_ conn
"SELECT DISTINCT package\
\ FROM sources JOIN packages USING (package,version)\
\ JOIN changelog USING (package,version)\
\ JOIN translation USING (package)\
\ JOIN upstream USING (package)\
\ JOIN copyright USING (package)\
\"
return $ fromOnly <$> rows
getDbAllTypes :: Text -> FsDb -> IO (Maybe (Source :. Package :. Translation :. FSDChangeLogEntry :. Upstream))
getDbAllTypes pkgName (FsDb conn) = do
results <- query
conn
"SELECT sources.*,packages.*,translation.*,changelog.*,upstream.* \
\FROM sources JOIN packages USING (package,version)\
\ JOIN changelog USING (package,version)\
\ JOIN translation USING (package)\
\ JOIN upstream USING (package) \
\WHERE package = ?\
\" (Only pkgName)
return $ case results of
[source] -> Just source
otherwise -> Nothing
getDbSource :: Text -> FsDb -> IO (Maybe Source)
getDbSource pkgName (FsDb conn) = do
results <- query conn "SELECT * FROM sources WHERE package = ?" (Only pkgName)
return $ case results of
[source] -> Just source
otherwise -> Nothing
getDbPackage :: Text -> FsDb -> IO (Maybe Package)
getDbPackage pkgName (FsDb conn) = do
results <- query conn "SELECT * FROM packages WHERE package = ?" (Only pkgName)
return $ case results of
[package] -> Just package
otherwise -> Nothing
getDbTranslation :: Text -> FsDb -> IO (Maybe Translation)
getDbTranslation pkgName (FsDb conn) = do
results <- query conn "SELECT * FROM translation WHERE package = ?" (Only pkgName)
return $ case results of
[translation] -> Just translation
otherwise -> Nothing
getDbFSDChangeLogEntry :: Text -> FsDb -> IO (Maybe FSDChangeLogEntry)
getDbFSDChangeLogEntry pkgName (FsDb conn) = do
results <- query conn "SELECT * FROM changelog WHERE package = ?" (Only pkgName)
return $ case results of
[entry] -> Just entry
otherwise -> Nothing
getDbUpstream :: Text -> FsDb -> IO (Maybe Upstream)
getDbUpstream pkgName (FsDb conn) = do
results <- query conn "SELECT * FROM upstream WHERE package = ?" (Only pkgName)
return $ case results of
[upstream] -> Just upstream
otherwise -> Nothing
getDbCopyright :: Text -> FsDb -> IO (Maybe Copyright)
getDbCopyright pkgName (FsDb conn) = do
results <-
query
conn
"SELECT copyright,license,note FROM copyright WHERE package = ?"
(Only pkgName) ::
IO [LicenseInfo]
return $
if (null results) then Nothing else Just $ Copyright pkgName results
|
