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Link Template: In `get_adjacent_post()`, move the sanitisation of `$excluded_terms` earlier. 

This is a followup to [42828], ensuring that the `get_{$adjacent}_post_excluded_terms` filter is always passed an array, as expected.

Props soulseekah, zottto.
Fixes #43521.



git-svn-id: https://develop.svn.wordpress.org/trunk@44591 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Gary Pendergast 2019-01-15 01:53:02 +00:00
parent d7e86e8313
commit f418ee12b1
2 changed files with 47 additions and 13 deletions
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26
src/wp-includes/link-template.php
View File

@ -1687,6 +1687,18 @@ function get_adjacent_post( $in_same_term = false, $excluded_terms = '', $previo
$where = '';
$adjacent = $previous ? 'previous' : 'next';
if ( ! empty( $excluded_terms ) && ! is_array( $excluded_terms ) ) {
// back-compat, $excluded_terms used to be $excluded_terms with IDs separated by " and "
if ( false !== strpos( $excluded_terms, ' and ' ) ) {
_deprecated_argument( __FUNCTION__, '3.3.0', sprintf( __( 'Use commas instead of %s to separate excluded terms.' ), "'and'" ) );
$excluded_terms = explode( ' and ', $excluded_terms );
} else {
$excluded_terms = explode( ',', $excluded_terms );
}
$excluded_terms = array_map( 'intval', $excluded_terms );
}
/**
* Filters the IDs of terms excluded from adjacent post queries.
*
@ -1695,23 +1707,11 @@ function get_adjacent_post( $in_same_term = false, $excluded_terms = '', $previo
*
* @since 4.4.0
*
* @param string $excluded_terms Array of excluded term IDs.
* @param array $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 "
if ( false !== strpos( $excluded_terms, ' and ' ) ) {
_deprecated_argument( __FUNCTION__, '3.3.0', sprintf( __( 'Use commas instead of %s to separate excluded terms.' ), "'and'" ) );
$excluded_terms = explode( ' and ', $excluded_terms );
} else {
$excluded_terms = explode( ',', $excluded_terms );
}
$excluded_terms = array_map( 'intval', $excluded_terms );
}
if ( $in_same_term ) {
$join .= " INNER JOIN $wpdb->term_relationships AS tr ON p.ID = tr.object_id INNER JOIN $wpdb->term_taxonomy tt ON tr.term_taxonomy_id = tt.term_taxonomy_id";
$where .= $wpdb->prepare( 'AND tt.taxonomy = %s', $taxonomy );

34
tests/phpunit/tests/link/getAdjacentPost.php
View File

@ -312,6 +312,40 @@ class Tests_Link_GetAdjacentPost extends WP_UnitTestCase {
$this->assertSame( $p3, $found->ID );
}
/**
* @ticket 43521
*/
public function test_excluded_terms_filter_empty() {
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;