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Link Template: Apply get_{$adjacent}_post_excluded_terms filter to an empty excluded_terms parameter as well.

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Props soulseekah, zottto.
Fixes #43521.

git-svn-id: https://develop.svn.wordpress.org/trunk@42828 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Sergey Biryukov 2018-03-11 17:31:04 +00:00
parent 1fddd69163
commit 1e54b5a2ae
2 changed files with 46 additions and 13 deletions
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24
src/wp-includes/link-template.php
View File

@ -1682,6 +1682,18 @@ function get_adjacent_post( $in_same_term = false, $excluded_terms = '', $previo
$where = '';
$adjacent = $previous ? 'previous' : 'next';
/**
* Filters the IDs of terms excluded from adjacent post queries.
*
* The dynamic portion of the hook name, `$adjacent`, refers to the type
* of adjacency, 'next' or 'previous'.
*
* @since 4.4.0
*
* @param string $excluded_terms Array of excluded term IDs.
*/
$excluded_terms = apply_filters( "get_{$adjacent}_post_excluded_terms", $excluded_terms );
if ( $in_same_term || ! empty( $excluded_terms ) ) {
if ( ! empty( $excluded_terms ) && ! is_array( $excluded_terms ) ) {
// back-compat, $excluded_terms used to be $excluded_terms with IDs separated by " and "
@ -1715,18 +1727,6 @@ function get_adjacent_post( $in_same_term = false, $excluded_terms = '', $previo
$where .= ' AND tt.term_id IN (' . implode( ',', $term_array ) . ')';
}
/**
* Filters the IDs of terms excluded from adjacent post queries.
*
* The dynamic portion of the hook name, `$adjacent`, refers to the type
* of adjacency, 'next' or 'previous'.
*
* @since 4.4.0
*
* @param string $excluded_terms Array of excluded term IDs.
*/
$excluded_terms = apply_filters( "get_{$adjacent}_post_excluded_terms", $excluded_terms );
if ( ! empty( $excluded_terms ) ) {
$where .= " AND p.ID NOT IN ( SELECT tr.object_id FROM $wpdb->term_relationships tr LEFT JOIN $wpdb->term_taxonomy tt ON (tr.term_taxonomy_id = tt.term_taxonomy_id) WHERE tt.term_id IN (" . implode( ',', array_map( 'intval', $excluded_terms ) ) . ') )';
}

35
tests/phpunit/tests/link/getAdjacentPost.php
View File

@ -246,7 +246,7 @@ class Tests_Link_GetAdjacentPost extends WP_UnitTestCase {
/**
* @ticket 35211
*/
public function test_excluded_terms_filter() {
public function test_get_adjacent_post_excluded_terms_filter() {
register_taxonomy( 'wptests_tax', 'post' );
$terms = self::factory()->term->create_many(
@ -276,6 +276,39 @@ class Tests_Link_GetAdjacentPost extends WP_UnitTestCase {
$this->assertSame( $p3, $found->ID );
}
/**
* @ticket 43521
*/
public function test_get_adjacent_post_excluded_terms_filter_should_apply_to_empty_excluded_terms_parameter() {
register_taxonomy( 'wptests_tax', 'post' );
$terms = self::factory()->term->create_many(
2, array(
'taxonomy' => 'wptests_tax',
)
);
$p1 = self::factory()->post->create( array( 'post_date' => '2015-08-27 12:00:00' ) );
$p2 = self::factory()->post->create( array( 'post_date' => '2015-08-26 12:00:00' ) );
$p3 = self::factory()->post->create( array( 'post_date' => '2015-08-25 12:00:00' ) );
wp_set_post_terms( $p1, array( $terms[0], $terms[1] ), 'wptests_tax' );
wp_set_post_terms( $p2, array( $terms[1] ), 'wptests_tax' );
wp_set_post_terms( $p3, array( $terms[0] ), 'wptests_tax' );
$this->go_to( get_permalink( $p1 ) );
$this->exclude_term = $terms[1];
add_filter( 'get_previous_post_excluded_terms', array( $this, 'filter_excluded_terms' ) );
$found = get_adjacent_post( false, array(), true, 'wptests_tax' );
remove_filter( 'get_previous_post_excluded_terms', array( $this, 'filter_excluded_terms' ) );
unset( $this->exclude_term );
$this->assertSame( $p3, $found->ID );
}
public function filter_excluded_terms( $excluded_terms ) {
$excluded_terms[] = $this->exclude_term;
return $excluded_terms;