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Introduce `paged` argument to `WP_Comment_Query`. 

Using `paged` with `number` allows developers to request
paginated comment results without having to do a manual offset
calculation.

Props AdamWills.
Fixes #38268.

git-svn-id: https://develop.svn.wordpress.org/trunk@41287 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Boone Gorges 2017-08-21 15:34:19 +00:00
parent 7157569a72
commit 04b5965866
2 changed files with 80 additions and 1 deletions
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7
src/wp-includes/class-wp-comment-query.php
View File

@ -140,6 +140,7 @@ class WP_Comment_Query {
* `$hierarchical`, and `$update_comment_post_cache` were added.
* @since 4.5.0 Introduced the `$author_url` argument.
* @since 4.6.0 Introduced the `$cache_domain` argument.
* @since 4.9.0 Introduced the `$paged` argument.
*
* @param string|array $query {
* Optional. Array or query string of comment query parameters. Default empty.
@ -170,6 +171,8 @@ class WP_Comment_Query {
* See WP_Meta_Query. Default empty.
* @type int $number Maximum number of comments to retrieve.
* Default empty (no limit).
* @type int $paged When used with $number, defines the page of results to return.
* When used with $offset, $offset takes precedence. Default 1.
* @type int $offset Number of comments to offset the query. Used to build
* LIMIT clause. Default 0.
* @type bool $no_found_rows Whether to disable the `SQL_CALC_FOUND_ROWS` query.
@ -263,6 +266,7 @@ class WP_Comment_Query {
'no_found_rows' => true,
'orderby' => '',
'order' => 'DESC',
'paged' => 1,
'parent' => '',
'parent__in' => '',
'parent__not_in' => '',
@ -628,12 +632,13 @@ class WP_Comment_Query {
$number = absint( $this->query_vars['number'] );
$offset = absint( $this->query_vars['offset'] );
$paged = absint( $this->query_vars['paged'] );
if ( ! empty( $number ) ) {
if ( $offset ) {
$limits = 'LIMIT ' . $offset . ',' . $number;
} else {
$limits = 'LIMIT ' . $number;
$limits = 'LIMIT ' . ( $number * ( $paged - 1 ) ) . ',' . $number;
}
}

74
tests/phpunit/tests/comment/query.php
View File

@ -1561,6 +1561,80 @@ class Tests_Comment_Query extends WP_UnitTestCase {
$this->assertEquals( 2, $found );
}
/**
* @ticket 38268
*/
public function test_paged() {
$now = time();
$c1 = self::factory()->comment->create( array(
'comment_post_ID' => self::$post_id,
'comment_date_gmt' => date( 'Y-m-d H:i:s', $now - 50 ),
) );
$c2 = self::factory()->comment->create( array(
'comment_post_ID' => self::$post_id,
'comment_date_gmt' => date( 'Y-m-d H:i:s', $now - 40 ),
) );
$c3 = self::factory()->comment->create( array(
'comment_post_ID' => self::$post_id,
'comment_date_gmt' => date( 'Y-m-d H:i:s', $now - 30 ),
) );
$c4 = self::factory()->comment->create( array(
'comment_post_ID' => self::$post_id,
'comment_date_gmt' => date( 'Y-m-d H:i:s', $now - 20 ),
) );
$query = new WP_Comment_Query();
$found = $query->query( array(
'paged' => 2,
'number' => 2,
'orderby' => 'comment_date_gmt',
'order' => 'DESC',
'fields' => 'ids',
) );
$expected = array( $c2, $c1 );
$this->assertSame( $expected, $found );
}
/**
* @ticket 38268
*/
public function test_offset_should_take_precedence_over_paged() {
$now = time();
$c1 = self::factory()->comment->create( array(
'comment_post_ID' => self::$post_id,
'comment_date_gmt' => date( 'Y-m-d H:i:s', $now - 50 ),
) );
$c2 = self::factory()->comment->create( array(
'comment_post_ID' => self::$post_id,
'comment_date_gmt' => date( 'Y-m-d H:i:s', $now - 40 ),
) );
$c3 = self::factory()->comment->create( array(
'comment_post_ID' => self::$post_id,
'comment_date_gmt' => date( 'Y-m-d H:i:s', $now - 30 ),
) );
$c4 = self::factory()->comment->create( array(
'comment_post_ID' => self::$post_id,
'comment_date_gmt' => date( 'Y-m-d H:i:s', $now - 20 ),
) );
$query = new WP_Comment_Query();
$found = $query->query( array(
'paged' => 2,
'offset' => 1,
'number' => 2,
'orderby' => 'comment_date_gmt',
'order' => 'DESC',
'fields' => 'ids',
) );
$expected = array( $c3, $c2 );
$this->assertSame( $expected, $found );
}
public function test_post_type_single_value() {
register_post_type( 'post-type-1' );
register_post_type( 'post-type-2' );