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Code Issues Releases Wiki Activity

Queries mostly ready, some things not working but its close

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This commit is contained in:
Ryan Voots 2020-09-08 09:48:43 -07:00
parent f06f3a2f69
commit e3a5ae97f5
1 changed files with 55 additions and 11 deletions
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66
plugins/factoids.pm
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@ -429,7 +429,7 @@ sub get_fact_revisions ($self, $subject, $name, $said) {
# TODO this query needs to be rewritten
my $revisions = $dbh->selectall_arrayref(
"SELECT factoid_id, subject, copula, predicate, author, compose_macro, protected
"SELECT factoid_id, subject, copula, predicate, author, compose_macro, protected, server, namespace
FROM factoid
WHERE original_subject = ?
ORDER BY modified_time DESC
@ -672,12 +672,34 @@ sub _db_get_protect ($self, $subj, $server, $namespace) {
my $dbh = $self->dbh;
my $prot = (
$dbh->selectrow_array("
SELECT protected
FROM factoid
WHERE original_subject = ?
ORDER BY factoid_id DESC LIMIT 1
WITH RECURSIVE factoid_lookup_order_inner (depth, namespace, server, alias_namespace, alias_server, parent_namespace, parent_server, recursive, gen_server, gen_namespace) AS (
SELECT 0 AS depth, namespace, server, alias_namespace, alias_server, parent_namespace, parent_server, recursive, generated_server, generated_namespace
FROM factoid_config
WHERE namespace = ? AND server = ?
UNION ALL
SELECT p.depth+1 AS depth, m.namespace, m.server, m.alias_namespace, m.alias_server, m.parent_namespace, m.parent_server, m.recursive, m.generated_server, m.generated_namespace
FROM factoid_config m
INNER JOIN factoid_lookup_order_inner p
ON m.namespace = p.parent_namespace AND m.server = p.parent_server AND p.recursive
),
factoid_lookup_order (depth, namespace, server, alias_namespace, alias_server, parent_namespace, parent_server, recursive, gen_server, gen_namespace) AS (
SELECT * FROM factoid_lookup_order_inner
UNION ALL
SELECT 0, '', '', NULL, NULL, NULL, NULL, false, '', '' WHERE NOT EXISTS (table factoid_lookup_order_inner)
),
get_latest_factoid (depth, factoid_id, subject, copula, predicate, author, modified_time, compose_macro, protected, original_subject, deleted, server, namespace) AS (
SELECT DISTINCT ON(lo.depth) lo.depth, factoid_id, subject, copula, predicate, author, modified_time, compose_macro, protected, original_subject, f.deleted, f.server, f.namespace
FROM factoid f
INNER JOIN factoid_lookup_order lo
ON f.generated_server = lo.gen_server
AND f.generated_namespace = lo.gen_namespace
WHERE original_subject = ?
ORDER BY depth ASC, factoid_id DESC
)
SELECT protected FROM get_latest_factoid WHERE NOT deleted ORDER BY depth ASC, factoid_id DESC LIMIT 1;
",
undef,
$namespace, $server,
$subj,
)
)[0];
@ -685,18 +707,40 @@ sub _db_get_protect ($self, $subj, $server, $namespace) {
return $prot;
}
sub _db_get_fact ($self, $subj, $func, $namespace, $server) {
sub _db_get_fact ($self, $subj, $func, $server, $namespace) {
# TODO write the recursive CTE for this
my $dbh = $self->dbh;
my $fact = $dbh->selectrow_hashref("
SELECT factoid_id, subject, copula, predicate, author, modified_time, compose_macro, protected, original_subject
FROM factoid
WHERE original_subject = ?
ORDER BY factoid_id DESC
",
WITH RECURSIVE factoid_lookup_order_inner (depth, namespace, server, alias_namespace, alias_server, parent_namespace, parent_server, recursive, gen_server, gen_namespace) AS (
SELECT 0 AS depth, namespace, server, alias_namespace, alias_server, parent_namespace, parent_server, recursive, generated_server, generated_namespace
FROM factoid_config
WHERE namespace = ? AND server = ?
UNION ALL
SELECT p.depth+1 AS depth, m.namespace, m.server, m.alias_namespace, m.alias_server, m.parent_namespace, m.parent_server, m.recursive, m.generated_server, m.generated_namespace
FROM factoid_config m
INNER JOIN factoid_lookup_order_inner p
ON m.namespace = p.parent_namespace AND m.server = p.parent_server AND p.recursive
),
factoid_lookup_order (depth, namespace, server, alias_namespace, alias_server, parent_namespace, parent_server, recursive, gen_server, gen_namespace) AS (
SELECT * FROM factoid_lookup_order_inner
UNION ALL
SELECT 0, '', '', NULL, NULL, NULL, NULL, false, '', '' WHERE NOT EXISTS (table factoid_lookup_order_inner)
),
get_latest_factoid (depth, factoid_id, subject, copula, predicate, author, modified_time, compose_macro, protected, original_subject, deleted, server, namespace) AS (
SELECT DISTINCT ON(lo.depth) lo.depth, factoid_id, subject, copula, predicate, author, modified_time, compose_macro, protected, original_subject, f.deleted, f.server, f.namespace
FROM factoid f
INNER JOIN factoid_lookup_order lo
ON f.generated_server = lo.gen_server
AND f.generated_namespace = lo.gen_namespace
WHERE original_subject = ?
ORDER BY depth ASC, factoid_id DESC
)
SELECT * FROM get_latest_factoid WHERE NOT deleted ORDER BY depth ASC, factoid_id DESC LIMIT 1;
",
undef,
$namespace, $server,
$subj,
);