64 lines
3.5 KiB
Haskell
64 lines
3.5 KiB
Haskell
module Registry.Utils.PostgreSQL where
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import Registry.Grammar
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import Registry.Types
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escape :: String -> String
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escape = concatMap fixChar
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where
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fixChar '\'' = "\'\'"
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fixChar c = [c]
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maybeToPostgreSQL Nothing = "NULL"
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maybeToPostgreSQL (Just s) = "'" ++ (escape s) ++ "'"
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onedescrToPostgreSQL "language" i s = "INSERT INTO Descriptions (description) " ++
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" VALUES ('" ++ (escape s) ++ "');\n" ++
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"INSERT INTO Descriptions_languages (description, lang) " ++
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" SELECT currval('Descriptions_id_seq'), '" ++ i ++ "';\n"
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onedescrToPostgreSQL "script" i s = "INSERT INTO Descriptions (description) " ++
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" VALUES ('" ++ (escape s) ++ "');\n" ++
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"INSERT INTO Descriptions_scripts (description, script) " ++
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" SELECT currval('Descriptions_id_seq'), '" ++ i ++ "';\n"
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onedescrToPostgreSQL "region" i s = "INSERT INTO Descriptions (description) " ++
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" VALUES ('" ++ (escape s) ++ "');\n" ++
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"INSERT INTO Descriptions_regions (description, region) " ++
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" SELECT currval('Descriptions_id_seq'), '" ++ i ++ "';\n"
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onedescrToPostgreSQL "variant" i s = "INSERT INTO Descriptions (description) " ++
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" VALUES ('" ++ (escape s) ++ "');\n" ++
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"INSERT INTO Descriptions_variants (description, variant) " ++
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" SELECT currval('Descriptions_id_seq'), '" ++ i ++ "';\n"
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descrToPostgreSQL recordtype a i = concat (map (onedescrToPostgreSQL recordtype i) a)
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toPostgreSQL (Lang l) = "INSERT INTO Languages (code, suppressscript, " ++
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"preferredvalue, comments, added) " ++
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"VALUES (" ++
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"'" ++ (lang'subtag l) ++ "', " ++
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(maybeToPostgreSQL (lang'script l)) ++ ", " ++
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(maybeToPostgreSQL (lang'preferredValue l)) ++ ", " ++
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(maybeToPostgreSQL (lang'comment l)) ++ ", " ++
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"'" ++ (lang'added l) ++ "');\n" ++
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(descrToPostgreSQL "language" (lang'descr l) (lang'subtag l))
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toPostgreSQL (Scr s) = "INSERT INTO Scripts (code, comments, added) " ++
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"VALUES (" ++
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"'" ++ (script'subtag s) ++ "', " ++
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(maybeToPostgreSQL (script'comment s)) ++ ", " ++
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"'" ++ (script'added s) ++ "');\n" ++
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(descrToPostgreSQL "script" (script'descr s) (script'subtag s))
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toPostgreSQL (Reg r) = "INSERT INTO Regions (code, comments, added) " ++
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"VALUES (" ++
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"'" ++ (region'subtag r) ++ "', " ++
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(maybeToPostgreSQL (region'comment r)) ++ ", " ++
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"'" ++ (region'added r) ++ "');\n" ++
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(descrToPostgreSQL "region" (region'descr r) (region'subtag r))
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toPostgreSQL (Var v) = "INSERT INTO Variants (code, comments, added) " ++
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"VALUES (" ++
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"'" ++ (variant'subtag v) ++ "', " ++
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(maybeToPostgreSQL (variant'comment v)) ++ ", " ++
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"'" ++ (variant'added v) ++ "');\n" ++
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(descrToPostgreSQL "variant" (variant'descr v) (variant'subtag v))
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