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Query: Remove leading whitespace from certain database queries. 

Unintended leading whitespace at the beginning of a raw MySQL query led to unexpected behavior such as broken pagination. Eliminating said whitespace avoids that.

Adds unit tests to prevent regressions.

Props wpfed, swissspidy, ironprogrammer, tadamarketing, afercia.
Fixes #56841.
Built from https://develop.svn.wordpress.org/trunk@57750


git-svn-id: http://core.svn.wordpress.org/trunk@57251 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Pascal Birchler 2024-03-02 13:38:07 +00:00
parent 1a6de4d845
commit 02d60b4eb4
7 changed files with 55 additions and 55 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
wp-includes/class-wp-comment-query.php
View File

@ -964,14 +964,14 @@ class WP_Comment_Query {
$this->sql_clauses['orderby'] = $orderby;
$this->sql_clauses['limits'] = $limits;
$this->request = "
{$this->sql_clauses['select']}
// Beginning of the string is on a new line to prevent leading whitespace. See https://core.trac.wordpress.org/ticket/56841.
$this->request =
"{$this->sql_clauses['select']}
{$this->sql_clauses['from']}
{$where}
{$this->sql_clauses['groupby']}
{$this->sql_clauses['orderby']}
{$this->sql_clauses['limits']}
";
{$this->sql_clauses['limits']}";
if ( $this->query_vars['count'] ) {
return (int) $wpdb->get_var( $this->request );

8
wp-includes/class-wp-network-query.php
View File

@ -481,14 +481,14 @@ class WP_Network_Query {
$this->sql_clauses['orderby'] = $orderby;
$this->sql_clauses['limits'] = $limits;
$this->request = "
{$this->sql_clauses['select']}
// Beginning of the string is on a new line to prevent leading whitespace. See https://core.trac.wordpress.org/ticket/56841.
$this->request =
"{$this->sql_clauses['select']}
{$this->sql_clauses['from']}
{$where}
{$this->sql_clauses['groupby']}
{$this->sql_clauses['orderby']}
{$this->sql_clauses['limits']}
";
{$this->sql_clauses['limits']}";
if ( $this->query_vars['count'] ) {
return (int) $wpdb->get_var( $this->request );

16
wp-includes/class-wp-query.php
View File

@ -3104,14 +3104,14 @@ class WP_Query {
$found_rows = 'SQL_CALC_FOUND_ROWS';
}
$old_request = "
SELECT $found_rows $distinct $fields
// Beginning of the string is on a new line to prevent leading whitespace. See https://core.trac.wordpress.org/ticket/56841.
$old_request =
"SELECT $found_rows $distinct $fields
FROM {$wpdb->posts} $join
WHERE 1=1 $where
$groupby
$orderby
$limits
";
$limits";
$this->request = $old_request;
@ -3307,14 +3307,14 @@ class WP_Query {
if ( $split_the_query ) {
// First get the IDs and then fill in the objects.
$this->request = "
SELECT $found_rows $distinct {$wpdb->posts}.ID
// Beginning of the string is on a new line to prevent leading whitespace. See https://core.trac.wordpress.org/ticket/56841.
$this->request =
"SELECT $found_rows $distinct {$wpdb->posts}.ID
FROM {$wpdb->posts} $join
WHERE 1=1 $where
$groupby
$orderby
$limits
";
$limits";
/**
* Filters the Post IDs SQL request before sending.

8
wp-includes/class-wp-site-query.php
View File

@ -695,14 +695,14 @@ class WP_Site_Query {
$this->sql_clauses['orderby'] = $orderby;
$this->sql_clauses['limits'] = $limits;
$this->request = "
{$this->sql_clauses['select']}
// Beginning of the string is on a new line to prevent leading whitespace. See https://core.trac.wordpress.org/ticket/56841.
$this->request =
"{$this->sql_clauses['select']}
{$this->sql_clauses['from']}
{$where}
{$this->sql_clauses['groupby']}
{$this->sql_clauses['orderby']}
{$this->sql_clauses['limits']}
";
{$this->sql_clauses['limits']}";
if ( $this->query_vars['count'] ) {
return (int) $wpdb->get_var( $this->request );

8
wp-includes/class-wp-term-query.php
View File

@ -752,13 +752,13 @@ class WP_Term_Query {
$this->sql_clauses['orderby'] = $orderby ? "$orderby $order" : '';
$this->sql_clauses['limits'] = $limits;
$this->request = "
{$this->sql_clauses['select']}
// Beginning of the string is on a new line to prevent leading whitespace. See https://core.trac.wordpress.org/ticket/56841.
$this->request =
"{$this->sql_clauses['select']}
{$this->sql_clauses['from']}
{$where}
{$this->sql_clauses['orderby']}
{$this->sql_clauses['limits']}
";
{$this->sql_clauses['limits']}";
$this->terms = null;

8
wp-includes/class-wp-user-query.php
View File

@ -818,13 +818,13 @@ class WP_User_Query {
$this->results = apply_filters_ref_array( 'users_pre_query', array( null, &$this ) );
if ( null === $this->results ) {
$this->request = "
SELECT {$this->query_fields}
// Beginning of the string is on a new line to prevent leading whitespace. See https://core.trac.wordpress.org/ticket/56841.
$this->request =
"SELECT {$this->query_fields}
{$this->query_from}
{$this->query_where}
{$this->query_orderby}
{$this->query_limit}
";
{$this->query_limit}";
$cache_value = false;
$cache_key = $this->generate_cache_key( $qv, $this->request );
$cache_group = 'user-queries';

2
wp-includes/version.php
View File

@ -16,7 +16,7 @@
*
* @global string $wp_version
*/
$wp_version = '6.5-beta3-57749';
$wp_version = '6.5-beta3-57750';
/**
* Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.