49 lines
1.2 KiB
PL/PgSQL
49 lines
1.2 KiB
PL/PgSQL
-- Deploy numerus:check_cookie to pg
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-- requires: schema_public
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-- requires: user
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begin;
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set search_path to public, numerus, auth;
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create or replace function check_cookie(input_cookie text) returns name as
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$$
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declare
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uid text;
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user_email text;
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user_role name;
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user_cookie text;
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begin
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select user_id::text, email::text, role, cookie
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into uid, user_email, user_role, user_cookie
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from "user"
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where email = split_part(input_cookie, '/', 2)
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and cookie_expires_at > current_timestamp
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and length(password) > 0
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and cookie = split_part(input_cookie, '/', 1)
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;
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if user_role is null then
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uid := '0';
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user_email := '';
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user_cookie := '';
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user_role := 'guest'::name;
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end if;
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perform set_config('request.user.id', uid, false);
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perform set_config('request.user.email', user_email, false);
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perform set_config('request.user.cookie', user_cookie, false);
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return user_role;
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end;
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$$
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language plpgsql
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security definer
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stable
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set search_path = auth, numerus, pg_temp;
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comment on function check_cookie(text) is
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'Checks whether a given cookie is for a valid users, returning its email and role';
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revoke execute on function check_cookie(text) from public;
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grant execute on function check_cookie(text) to authenticator;
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commit;
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