26 lines
836 B
PL/PgSQL
26 lines
836 B
PL/PgSQL
CREATE OR REPLACE FUNCTION get_artist_name(in_url text) RETURNS text AS $$
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DECLARE
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artist_name text;
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BEGIN
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in_url = trim(in_url);
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IF regexp_like(in_url, 'rule34\.xxx') THEN
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artist_name = substring(in_url from 52);
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ELSIF regexp_like(in_url, 'allthefallen\.moe') THEN
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artist_name = substring(in_url from 43);
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ELSIF regexp_like(in_url, 'e621\.net') THEN
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artist_name = substring(in_url from 29);
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ELSIF regexp_like(in_url, 'gelbooru\.com') THEN
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artist_name = substring(in_url from 54);
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ELSIF regexp_like(in_url, 'hypnohub\.net') THEN
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artist_name = substring(in_url from 54);
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ELSIF regexp_like(in_url, 'konachan\.com') THEN
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artist_name = substring(in_url from 32);
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ELSE
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RAISE EXCEPTION 'Cannot extract usable artist_name from url: %', in_url;
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END IF;
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RETURN artist_name;
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END;
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$$ LANGUAGE plpgsql IMMUTABLE STRICT;
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