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Taxonomy filter to respect query loop settings #29

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Taxonomy filter to respect query loop settings #29

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43 changes: 41 additions & 2 deletions build/taxonomy/render.php
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Original file line number Diff line number Diff line change
Expand Up @@ -18,11 +18,50 @@
$base_url = remove_query_arg( [ $query_var, $page_var ] );
}

$terms = get_terms( [
// 2025.08 - add support for both basic and Advanced Query Loop tax filtering
// get_terms doesn't support all possibilities from AQL, limit to include/exclude
// users could specify nonsense queries, ie same terms in include/exclude, but get_terms only supports one or the other, and include takes priority
$args = [
'hide_empty' => true,
'taxonomy' => $attributes['taxonomy'],
'number' => 100,
] );
'include' => [],
'exclude' => [],
'exclude_tree' => [],
];

// AQL first, it has priority. AND not supported for more than one query.
if ( isset( $block->context['query']['tax_query']['queries'] ) and is_array( $block->context['query']['tax_query']['queries'] ) and count( $block->context['query']['tax_query']['queries'] ) > 0 and ( $block->context['query']['tax_query']['relation'] == 'OR' or count( $block->context['query']['tax_query']['queries'] ) == 1 ) ) {
foreach( $block->context['query']['tax_query']['queries'] as $qry ) {
// ignore unsupported queries
if ( $qry['taxonomy'] != $attributes['taxonomy'] or count( $qry['terms'] ) < 1 or ! in_array( $qry['operator'], ['IN', 'NOT IN'] ) ) {
continue;
}
// which array are we going to add to?
$add_to = 'include';
if ( $qry['operator'] == 'NOT IN' ) {
if ( $qry['include_children'] ) {
$add_to = 'exclude_tree';
} else {
$add_to = 'exclude';
}
}
// AQL uses term names, not IDs
foreach( $qry['terms'] as $term ) {
$t = get_term_by('name', $term, $attributes['taxonomy']);
if ( $t ) {
$args[ $add_to ][] = $t->term_id;
}
}
}


} elseif ( isset( $block->context['query']['taxQuery'][ $attributes['taxonomy'] ] ) and is_array( $block->context['query']['taxQuery'][ $attributes['taxonomy'] ] ) and count( $block->context['query']['taxQuery'][ $attributes['taxonomy'] ] ) > 0 ) {
// much simpler
$args['include'] = $block->context['query']['taxQuery'][ $attributes['taxonomy'] ];
}

$terms = get_terms( $args );

if ( is_wp_error( $terms ) || empty( $terms ) ) {
return;
Expand Down
53 changes: 46 additions & 7 deletions src/taxonomy/render.php
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Original file line number Diff line number Diff line change
Expand Up @@ -7,22 +7,61 @@

$taxonomy = get_taxonomy( $attributes['taxonomy'] );

if ( empty( $block->context['query']['inherit'] ) ) {
if ( $block->context['query']['inherit'] ) {
$query_var = sprintf( 'query-%s', $attributes['taxonomy'] );
$page_var = 'page';
$base_url = str_replace( '/page/' . get_query_var( 'paged' ), '', remove_query_arg( [ $query_var, $page_var ] ) );
} else {
$query_id = $block->context['queryId'] ?? 0;
$query_var = sprintf( 'query-%d-%s', $query_id, $attributes['taxonomy'] );
$page_var = isset( $block->context['queryId'] ) ? 'query-' . $block->context['queryId'] . '-page' : 'query-page';
$base_url = remove_query_arg( [ $query_var, $page_var ] );
} else {
$query_var = sprintf( 'query-%s', $attributes['taxonomy'] );
$page_var = 'page';
$base_url = str_replace( '/page/' . get_query_var( 'paged' ), '', remove_query_arg( [ $query_var, $page_var ] ) );
}

$terms = get_terms( [
// 2025.08 - add support for both basic and Advanced Query Loop tax filtering
// get_terms doesn't support all possibilities from AQL, limit to include/exclude
// users could specify nonsense queries, ie same terms in include/exclude, but get_terms only supports one or the other, and include takes priority
$args = [
'hide_empty' => true,
'taxonomy' => $attributes['taxonomy'],
'number' => 100,
] );
'include' => [],
'exclude' => [],
'exclude_tree' => [],
];

// AQL first, it has priority. AND not supported for more than one query.
if ( isset( $block->context['query']['tax_query']['queries'] ) and is_array( $block->context['query']['tax_query']['queries'] ) and count( $block->context['query']['tax_query']['queries'] ) > 0 and ( $block->context['query']['tax_query']['relation'] == 'OR' or count( $block->context['query']['tax_query']['queries'] ) == 1 ) ) {
foreach( $block->context['query']['tax_query']['queries'] as $qry ) {
// ignore unsupported queries
if ( $qry['taxonomy'] != $attributes['taxonomy'] or count( $qry['terms'] ) < 1 or ! in_array( $qry['operator'], ['IN', 'NOT IN'] ) ) {
continue;
}
// which array are we going to add to?
$add_to = 'include';
if ( $qry['operator'] == 'NOT IN' ) {
if ( $qry['include_children'] ) {
$add_to = 'exclude_tree';
} else {
$add_to = 'exclude';
}
}
// AQL uses term names, not IDs
foreach( $qry['terms'] as $term ) {
$t = get_term_by('name', $term, $attributes['taxonomy']);
if ( $t ) {
$args[ $add_to ][] = $t->term_id;
}
}
}


} elseif ( isset( $block->context['query']['taxQuery'][ $attributes['taxonomy'] ] ) and is_array( $block->context['query']['taxQuery'][ $attributes['taxonomy'] ] ) and count( $block->context['query']['taxQuery'][ $attributes['taxonomy'] ] ) > 0 ) {
// much simpler
$args['include'] = $block->context['query']['taxQuery'][ $attributes['taxonomy'] ];
}

$terms = get_terms( $args );

if ( is_wp_error( $terms ) || empty( $terms ) ) {
return;
Expand Down