/**
* Comment API: WP_Comment_Query class
*
* @package WordPress
* @subpackage Comments
* @since 4.4.0
*/
/**
* Core class used for querying comments.
*
* @since 3.1.0
*
* @see WP_Comment_Query::__construct() for accepted arguments.
*/
#[AllowDynamicProperties]
class WP_Comment_Query {
/**
* SQL for database query.
*
* @since 4.0.1
* @var string
*/
public $request;
/**
* Metadata query container
*
* @since 3.5.0
* @var WP_Meta_Query A meta query instance.
*/
public $meta_query = false;
/**
* Metadata query clauses.
*
* @since 4.4.0
* @var array
*/
protected $meta_query_clauses;
/**
* SQL query clauses.
*
* @since 4.4.0
* @var array
*/
protected $sql_clauses = array(
'select' => '',
'from' => '',
'where' => array(),
'groupby' => '',
'orderby' => '',
'limits' => '',
);
/**
* SQL WHERE clause.
*
* Stored after the {@see 'comments_clauses'} filter is run on the compiled WHERE sub-clauses.
*
* @since 4.4.2
* @var string
*/
protected $filtered_where_clause;
/**
* Date query container
*
* @since 3.7.0
* @var WP_Date_Query A date query instance.
*/
public $date_query = false;
/**
* Query vars set by the user.
*
* @since 3.1.0
* @var array
*/
public $query_vars;
/**
* Default values for query vars.
*
* @since 4.2.0
* @var array
*/
public $query_var_defaults;
/**
* List of comments located by the query.
*
* @since 4.0.0
* @var int[]|WP_Comment[]
*/
public $comments;
/**
* The amount of found comments for the current query.
*
* @since 4.4.0
* @var int
*/
public $found_comments = 0;
/**
* The number of pages.
*
* @since 4.4.0
* @var int
*/
public $max_num_pages = 0;
/**
* Make private/protected methods readable for backward compatibility.
*
* @since 4.0.0
*
* @param string $name Method to call.
* @param array $arguments Arguments to pass when calling.
* @return mixed|false Return value of the callback, false otherwise.
*/
public function __call( $name, $arguments ) {
if ( 'get_search_sql' === $name ) {
return $this->get_search_sql( ...$arguments );
}
return false;
}
/**
* Constructor.
*
* Sets up the comment query, based on the query vars passed.
*
* @since 4.2.0
* @since 4.4.0 `$parent__in` and `$parent__not_in` were added.
* @since 4.4.0 Order by `comment__in` was added. `$update_comment_meta_cache`, `$no_found_rows`,
* `$hierarchical`, and `$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 `$paged` argument.
* @since 5.1.0 Introduced the `$meta_compare_key` argument.
* @since 5.3.0 Introduced the `$meta_type_key` argument.
*
* @param string|array $query {
* Optional. Array or query string of comment query parameters. Default empty.
*
* @type string $author_email Comment author email address. Default empty.
* @type string $author_url Comment author URL. Default empty.
* @type int[] $author__in Array of author IDs to include comments for. Default empty.
* @type int[] $author__not_in Array of author IDs to exclude comments for. Default empty.
* @type int[] $comment__in Array of comment IDs to include. Default empty.
* @type int[] $comment__not_in Array of comment IDs to exclude. Default empty.
* @type bool $count Whether to return a comment count (true) or array of
* comment objects (false). Default false.
* @type array $date_query Date query clauses to limit comments by. See WP_Date_Query.
* Default null.
* @type string $fields Comment fields to return. Accepts 'ids' for comment IDs
* only or empty for all fields. Default empty.
* @type array $include_unapproved Array of IDs or email addresses of users whose unapproved
* comments will be returned by the query regardless of
* `$status`. Default empty.
* @type int $karma Karma score to retrieve matching comments for.
* Default empty.
* @type string|string[] $meta_key Meta key or keys to filter by.
* @type string|string[] $meta_value Meta value or values to filter by.
* @type string $meta_compare MySQL operator used for comparing the meta value.
* See WP_Meta_Query::__construct() for accepted values and default value.
* @type string $meta_compare_key MySQL operator used for comparing the meta key.
* See WP_Meta_Query::__construct() for accepted values and default value.
* @type string $meta_type MySQL data type that the meta_value column will be CAST to for comparisons.
* See WP_Meta_Query::__construct() for accepted values and default value.
* @type string $meta_type_key MySQL data type that the meta_key column will be CAST to for comparisons.
* See WP_Meta_Query::__construct() for accepted values and default value.
* @type array $meta_query An associative array of WP_Meta_Query arguments.
* See WP_Meta_Query::__construct() for accepted values.
* @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.
* Default: true.
* @type string|array $orderby Comment status or array of statuses. To use 'meta_value'
* or 'meta_value_num', `$meta_key` must also be defined.
* To sort by a specific `$meta_query` clause, use that
* clause's array key. Accepts:
* - 'comment_agent'
* - 'comment_approved'
* - 'comment_author'
* - 'comment_author_email'
* - 'comment_author_IP'
* - 'comment_author_url'
* - 'comment_content'
* - 'comment_date'
* - 'comment_date_gmt'
* - 'comment_ID'
* - 'comment_karma'
* - 'comment_parent'
* - 'comment_post_ID'
* - 'comment_type'
* - 'user_id'
* - 'comment__in'
* - 'meta_value'
* - 'meta_value_num'
* - The value of `$meta_key`
* - The array keys of `$meta_query`
* - false, an empty array, or 'none' to disable `ORDER BY` clause.
* Default: 'comment_date_gmt'.
* @type string $order How to order retrieved comments. Accepts 'ASC', 'DESC'.
* Default: 'DESC'.
* @type int $parent Parent ID of comment to retrieve children of.
* Default empty.
* @type int[] $parent__in Array of parent IDs of comments to retrieve children for.
* Default empty.
* @type int[] $parent__not_in Array of parent IDs of comments *not* to retrieve
* children for. Default empty.
* @type int[] $post_author__in Array of author IDs to retrieve comments for.
* Default empty.
* @type int[] $post_author__not_in Array of author IDs *not* to retrieve comments for.
* Default empty.
* @type int $post_id Limit results to those affiliated with a given post ID.
* Default 0.
* @type int[] $post__in Array of post IDs to include affiliated comments for.
* Default empty.
* @type int[] $post__not_in Array of post IDs to exclude affiliated comments for.
* Default empty.
* @type int $post_author Post author ID to limit results by. Default empty.
* @type string|string[] $post_status Post status or array of post statuses to retrieve
* affiliated comments for. Pass 'any' to match any value.
* Default empty.
* @type string|string[] $post_type Post type or array of post types to retrieve affiliated
* comments for. Pass 'any' to match any value. Default empty.
* @type string $post_name Post name to retrieve affiliated comments for.
* Default empty.
* @type int $post_parent Post parent ID to retrieve affiliated comments for.
* Default empty.
* @type string $search Search term(s) to retrieve matching comments for.
* Default empty.
* @type string|array $status Comment statuses to limit results by. Accepts an array
* or space/comma-separated list of 'hold' (`comment_status=0`),
* 'approve' (`comment_status=1`), 'all', or a custom
* comment status. Default 'all'.
* @type string|string[] $type Include comments of a given type, or array of types.
* Accepts 'comment', 'pings' (includes 'pingback' and
* 'trackback'), or any custom type string. Default empty.
* @type string[] $type__in Include comments from a given array of comment types.
* Default empty.
* @type string[] $type__not_in Exclude comments from a given array of comment types.
* Default empty.
* @type int $user_id Include comments for a specific user ID. Default empty.
* @type bool|string $hierarchical Whether to include comment descendants in the results.
* - 'threaded' returns a tree, with each comment's children
* stored in a `children` property on the `WP_Comment` object.
* - 'flat' returns a flat array of found comments plus
* their children.
* - Boolean `false` leaves out descendants.
* The parameter is ignored (forced to `false`) when
* `$fields` is 'ids' or 'counts'. Accepts 'threaded',
* 'flat', or false. Default: false.
* @type string $cache_domain Unique cache key to be produced when this query is stored in
* an object cache. Default is 'core'.
* @type bool $update_comment_meta_cache Whether to prime the metadata cache for found comments.
* Default true.
* @type bool $update_comment_post_cache Whether to prime the cache for comment posts.
* Default false.
* }
*/
public function __construct( $query = '' ) {
$this->query_var_defaults = array(
'author_email' => '',
'author_url' => '',
'author__in' => '',
'author__not_in' => '',
'include_unapproved' => '',
'fields' => '',
'ID' => '',
'comment__in' => '',
'comment__not_in' => '',
'karma' => '',
'number' => '',
'offset' => '',
'no_found_rows' => true,
'orderby' => '',
'order' => 'DESC',
'paged' => 1,
'parent' => '',
'parent__in' => '',
'parent__not_in' => '',
'post_author__in' => '',
'post_author__not_in' => '',
'post_ID' => '',
'post_id' => 0,
'post__in' => '',
'post__not_in' => '',
'post_author' => '',
'post_name' => '',
'post_parent' => '',
'post_status' => '',
'post_type' => '',
'status' => 'all',
'type' => '',
'type__in' => '',
'type__not_in' => '',
'user_id' => '',
'search' => '',
'count' => false,
'meta_key' => '',
'meta_value' => '',
'meta_query' => '',
'date_query' => null, // See WP_Date_Query.
'hierarchical' => false,
'cache_domain' => 'core',
'update_comment_meta_cache' => true,
'update_comment_post_cache' => false,
);
if ( ! empty( $query ) ) {
$this->query( $query );
}
}
/**
* Parse arguments passed to the comment query with default query parameters.
*
* @since 4.2.0 Extracted from WP_Comment_Query::query().
*
* @param string|array $query WP_Comment_Query arguments. See WP_Comment_Query::__construct() for accepted arguments.
*/
public function parse_query( $query = '' ) {
if ( empty( $query ) ) {
$query = $this->query_vars;
}
$this->query_vars = wp_parse_args( $query, $this->query_var_defaults );
/**
* Fires after the comment query vars have been parsed.
*
* @since 4.2.0
*
* @param WP_Comment_Query $query The WP_Comment_Query instance (passed by reference).
*/
do_action_ref_array( 'parse_comment_query', array( &$this ) );
}
/**
* Sets up the WordPress query for retrieving comments.
*
* @since 3.1.0
* @since 4.1.0 Introduced 'comment__in', 'comment__not_in', 'post_author__in',
* 'post_author__not_in', 'author__in', 'author__not_in', 'post__in',
* 'post__not_in', 'include_unapproved', 'type__in', and 'type__not_in'
* arguments to $query_vars.
* @since 4.2.0 Moved parsing to WP_Comment_Query::parse_query().
*
* @param string|array $query Array or URL query string of parameters.
* @return array|int List of comments, or number of comments when 'count' is passed as a query var.
*/
public function query( $query ) {
$this->query_vars = wp_parse_args( $query );
return $this->get_comments();
}
/**
* Get a list of comments matching the query vars.
*
* @since 4.2.0
*
* @global wpdb $wpdb WordPress database abstraction object.
*
* @return int|int[]|WP_Comment[] List of comments or number of found comments if `$count` argument is true.
*/
public function get_comments() {
global $wpdb;
$this->parse_query();
// Parse meta query.
$this->meta_query = new WP_Meta_Query();
$this->meta_query->parse_query_vars( $this->query_vars );
/**
* Fires before comments are retrieved.
*
* @since 3.1.0
*
* @param WP_Comment_Query $query Current instance of WP_Comment_Query (passed by reference).
*/
do_action_ref_array( 'pre_get_comments', array( &$this ) );
// Reparse query vars, in case they were modified in a 'pre_get_comments' callback.
$this->meta_query->parse_query_vars( $this->query_vars );
if ( ! empty( $this->meta_query->queries ) ) {
$this->meta_query_clauses = $this->meta_query->get_sql( 'comment', $wpdb->comments, 'comment_ID', $this );
}
$comment_data = null;
/**
* Filters the comments data before the query takes place.
*
* Return a non-null value to bypass WordPress' default comment queries.
*
* The expected return type from this filter depends on the value passed
* in the request query vars:
* - When `$this->query_vars['count']` is set, the filter should return
* the comment count as an integer.
* - When `'ids' === $this->query_vars['fields']`, the filter should return
* an array of comment IDs.
* - Otherwise the filter should return an array of WP_Comment objects.
*
* Note that if the filter returns an array of comment data, it will be assigned
* to the `comments` property of the current WP_Comment_Query instance.
*
* Filtering functions that require pagination information are encouraged to set
* the `found_comments` and `max_num_pages` properties of the WP_Comment_Query object,
* passed to the filter by reference. If WP_Comment_Query does not perform a database
* query, it will not have enough information to generate these values itself.
*
* @since 5.3.0
* @since 5.6.0 The returned array of comment data is assigned to the `comments` property
* of the current WP_Comment_Query instance.
*
* @param array|int|null $comment_data Return an array of comment data to short-circuit WP's comment query,
* the comment count as an integer if `$this->query_vars['count']` is set,
* or null to allow WP to run its normal queries.
* @param WP_Comment_Query $query The WP_Comment_Query instance, passed by reference.
*/
$comment_data = apply_filters_ref_array( 'comments_pre_query', array( $comment_data, &$this ) );
if ( null !== $comment_data ) {
if ( is_array( $comment_data ) && ! $this->query_vars['count'] ) {
$this->comments = $comment_data;
}
return $comment_data;
}
/*
* Only use the args defined in the query_var_defaults to compute the key,
* but ignore 'fields', 'update_comment_meta_cache', 'update_comment_post_cache' which does not affect query results.
*/
$_args = wp_array_slice_assoc( $this->query_vars, array_keys( $this->query_var_defaults ) );
unset( $_args['fields'], $_args['update_comment_meta_cache'], $_args['update_comment_post_cache'] );
$key = md5( serialize( $_args ) );
$last_changed = wp_cache_get_last_changed( 'comment' );
$cache_key = "get_comments:$key:$last_changed";
$cache_value = wp_cache_get( $cache_key, 'comment-queries' );
if ( false === $cache_value ) {
$comment_ids = $this->get_comment_ids();
if ( $comment_ids ) {
$this->set_found_comments();
}
$cache_value = array(
'comment_ids' => $comment_ids,
'found_comments' => $this->found_comments,
);
wp_cache_add( $cache_key, $cache_value, 'comment-queries' );
} else {
$comment_ids = $cache_value['comment_ids'];
$this->found_comments = $cache_value['found_comments'];
}
if ( $this->found_comments && $this->query_vars['number'] ) {
$this->max_num_pages = (int) ceil( $this->found_comments / $this->query_vars['number'] );
}
// If querying for a count only, there's nothing more to do.
if ( $this->query_vars['count'] ) {
// $comment_ids is actually a count in this case.
return (int) $comment_ids;
}
$comment_ids = array_map( 'intval', $comment_ids );
if ( $this->query_vars['update_comment_meta_cache'] ) {
wp_lazyload_comment_meta( $comment_ids );
}
if ( 'ids' === $this->query_vars['fields'] ) {
$this->comments = $comment_ids;
return $this->comments;
}
_prime_comment_caches( $comment_ids, false );
// Fetch full comment objects from the primed cache.
$_comments = array();
foreach ( $comment_ids as $comment_id ) {
$_comment = get_comment( $comment_id );
if ( $_comment ) {
$_comments[] = $_comment;
}
}
// Prime comment post caches.
if ( $this->query_vars['update_comment_post_cache'] ) {
$comment_post_ids = array();
foreach ( $_comments as $_comment ) {
$comment_post_ids[] = $_comment->comment_post_ID;
}
_prime_post_caches( $comment_post_ids, false, false );
}
/**
* Filters the comment query results.
*
* @since 3.1.0
*
* @param WP_Comment[] $_comments An array of comments.
* @param WP_Comment_Query $query Current instance of WP_Comment_Query (passed by reference).
*/
$_comments = apply_filters_ref_array( 'the_comments', array( $_comments, &$this ) );
// Convert to WP_Comment instances.
$comments = array_map( 'get_comment', $_comments );
if ( $this->query_vars['hierarchical'] ) {
$comments = $this->fill_descendants( $comments );
}
$this->comments = $comments;
return $this->comments;
}
/**
* Used internally to get a list of comment IDs matching the query vars.
*
* @since 4.4.0
*
* @global wpdb $wpdb WordPress database abstraction object.
*
* @return int|array A single count of comment IDs if a count query. An array of comment IDs if a full query.
*/
protected function get_comment_ids() {
global $wpdb;
// Assemble clauses related to 'comment_approved'.
$approved_clauses = array();
// 'status' accepts an array or a comma-separated string.
$status_clauses = array();
$statuses = wp_parse_list( $this->query_vars['status'] );
// Empty 'status' should be interpreted as 'all'.
if ( empty( $statuses ) ) {
$statuses = array( 'all' );
}
// 'any' overrides other statuses.
if ( ! in_array( 'any', $statuses, true ) ) {
foreach ( $statuses as $status ) {
switch ( $status ) {
case 'hold':
$status_clauses[] = "comment_approved = '0'";
break;
case 'approve':
$status_clauses[] = "comment_approved = '1'";
break;
case 'all':
case '':
$status_clauses[] = "( comment_approved = '0' OR comment_approved = '1' )";
break;
default:
$status_clauses[] = $wpdb->prepare( 'comment_approved = %s', $status );
break;
}
}
if ( ! empty( $status_clauses ) ) {
$approved_clauses[] = '( ' . implode( ' OR ', $status_clauses ) . ' )';
}
}
// User IDs or emails whose unapproved comments are included, regardless of $status.
if ( ! empty( $this->query_vars['include_unapproved'] ) ) {
$include_unapproved = wp_parse_list( $this->query_vars['include_unapproved'] );
foreach ( $include_unapproved as $unapproved_identifier ) {
// Numeric values are assumed to be user IDs.
if ( is_numeric( $unapproved_identifier ) ) {
$approved_clauses[] = $wpdb->prepare( "( user_id = %d AND comment_approved = '0' )", $unapproved_identifier );
} else {
// Otherwise we match against email addresses.
if ( ! empty( $_GET['unapproved'] ) && ! empty( $_GET['moderation-hash'] ) ) {
// Only include requested comment.
$approved_clauses[] = $wpdb->prepare( "( comment_author_email = %s AND comment_approved = '0' AND {$wpdb->comments}.comment_ID = %d )", $unapproved_identifier, (int) $_GET['unapproved'] );
} else {
// Include all of the author's unapproved comments.
$approved_clauses[] = $wpdb->prepare( "( comment_author_email = %s AND comment_approved = '0' )", $unapproved_identifier );
}
}
}
}
// Collapse comment_approved clauses into a single OR-separated clause.
if ( ! empty( $approved_clauses ) ) {
if ( 1 === count( $approved_clauses ) ) {
$this->sql_clauses['where']['approved'] = $approved_clauses[0];
} else {
$this->sql_clauses['where']['approved'] = '( ' . implode( ' OR ', $approved_clauses ) . ' )';
}
}
$order = ( 'ASC' === strtoupper( $this->query_vars['order'] ) ) ? 'ASC' : 'DESC';
// Disable ORDER BY with 'none', an empty array, or boolean false.
if ( in_array( $this->query_vars['orderby'], array( 'none', array(), false ), true ) ) {
$orderby = '';
} elseif ( ! empty( $this->query_vars['orderby'] ) ) {
$ordersby = is_array( $this->query_vars['orderby'] ) ?
$this->query_vars['orderby'] :
preg_split( '/[,\s]/', $this->query_vars['orderby'] );
$orderby_array = array();
$found_orderby_comment_id = false;
foreach ( $ordersby as $_key => $_value ) {
if ( ! $_value ) {
continue;
}
if ( is_int( $_key ) ) {
$_orderby = $_value;
$_order = $order;
} else {
$_orderby = $_key;
$_order = $_value;
}
if ( ! $found_orderby_comment_id && in_array( $_orderby, array( 'comment_ID', 'comment__in' ), true ) ) {
$found_orderby_comment_id = true;
}
$parsed = $this->parse_orderby( $_orderby );
if ( ! $parsed ) {
continue;
}
if ( 'comment__in' === $_orderby ) {
$orderby_array[] = $parsed;
continue;
}
$orderby_array[] = $parsed . ' ' . $this->parse_order( $_order );
}
// If no valid clauses were found, order by comment_date_gmt.
if ( empty( $orderby_array ) ) {
$orderby_array[] = "$wpdb->comments.comment_date_gmt $order";
}
// To ensure determinate sorting, always include a comment_ID clause.
if ( ! $found_orderby_comment_id ) {
$comment_id_order = '';
// Inherit order from comment_date or comment_date_gmt, if available.
foreach ( $orderby_array as $orderby_clause ) {
if ( preg_match( '/comment_date(?:_gmt)*\ (ASC|DESC)/', $orderby_clause, $match ) ) {
$comment_id_order = $match[1];
break;
}
}
// If no date-related order is available, use the date from the first available clause.
if ( ! $comment_id_order ) {
foreach ( $orderby_array as $orderby_clause ) {
if ( str_contains( 'ASC', $orderby_clause ) ) {
$comment_id_order = 'ASC';
} else {
$comment_id_order = 'DESC';
}
break;
}
}
// Default to DESC.
if ( ! $comment_id_order ) {
$comment_id_order = 'DESC';
}
$orderby_array[] = "$wpdb->comments.comment_ID $comment_id_order";
}
$orderby = implode( ', ', $orderby_array );
} else {
$orderby = "$wpdb->comments.comment_date_gmt $order";
}
$number = absint( $this->query_vars['number'] );
$offset = absint( $this->query_vars['offset'] );
$paged = absint( $this->query_vars['paged'] );
$limits = '';
if ( ! empty( $number ) ) {
if ( $offset ) {
$limits = 'LIMIT ' . $offset . ',' . $number;
} else {
$limits = 'LIMIT ' . ( $number * ( $paged - 1 ) ) . ',' . $number;
}
}
if ( $this->query_vars['count'] ) {
$fields = 'COUNT(*)';
} else {
$fields = "$wpdb->comments.comment_ID";
}
$post_id = absint( $this->query_vars['post_id'] );
if ( ! empty( $post_id ) ) {
$this->sql_clauses['where']['post_id'] = $wpdb->prepare( 'comment_post_ID = %d', $post_id );
}
// Parse comment IDs for an IN clause.
if ( ! empty( $this->query_vars['comment__in'] ) ) {
$this->sql_clauses['where']['comment__in'] = "$wpdb->comments.comment_ID IN ( " . implode( ',', wp_parse_id_list( $this->query_vars['comment__in'] ) ) . ' )';
}
// Parse comment IDs for a NOT IN clause.
if ( ! empty( $this->query_vars['comment__not_in'] ) ) {
$this->sql_clauses['where']['comment__not_in'] = "$wpdb->comments.comment_ID NOT IN ( " . implode( ',', wp_parse_id_list( $this->query_vars['comment__not_in'] ) ) . ' )';
}
// Parse comment parent IDs for an IN clause.
if ( ! empty( $this->query_vars['parent__in'] ) ) {
$this->sql_clauses['where']['parent__in'] = 'comment_parent IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['parent__in'] ) ) . ' )';
}
// Parse comment parent IDs for a NOT IN clause.
if ( ! empty( $this->query_vars['parent__not_in'] ) ) {
$this->sql_clauses['where']['parent__not_in'] = 'comment_parent NOT IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['parent__not_in'] ) ) . ' )';
}
// Parse comment post IDs for an IN clause.
if ( ! empty( $this->query_vars['post__in'] ) ) {
$this->sql_clauses['where']['post__in'] = 'comment_post_ID IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['post__in'] ) ) . ' )';
}
// Parse comment post IDs for a NOT IN clause.
if ( ! empty( $this->query_vars['post__not_in'] ) ) {
$this->sql_clauses['where']['post__not_in'] = 'comment_post_ID NOT IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['post__not_in'] ) ) . ' )';
}
if ( '' !== $this->query_vars['author_email'] ) {
$this->sql_clauses['where']['author_email'] = $wpdb->prepare( 'comment_author_email = %s', $this->query_vars['author_email'] );
}
if ( '' !== $this->query_vars['author_url'] ) {
$this->sql_clauses['where']['author_url'] = $wpdb->prepare( 'comment_author_url = %s', $this->query_vars['author_url'] );
}
if ( '' !== $this->query_vars['karma'] ) {
$this->sql_clauses['where']['karma'] = $wpdb->prepare( 'comment_karma = %d', $this->query_vars['karma'] );
}
// Filtering by comment_type: 'type', 'type__in', 'type__not_in'.
$raw_types = array(
'IN' => array_merge( (array) $this->query_vars['type'], (array) $this->query_vars['type__in'] ),
'NOT IN' => (array) $this->query_vars['type__not_in'],
);
$comment_types = array();
foreach ( $raw_types as $operator => $_raw_types ) {
$_raw_types = array_unique( $_raw_types );
foreach ( $_raw_types as $type ) {
switch ( $type ) {
// An empty translates to 'all', for backward compatibility.
case '':
case 'all':
break;
case 'comment':
case 'comments':
$comment_types[ $operator ][] = "''";
$comment_types[ $operator ][] = "'comment'";
break;
case 'pings':
$comment_types[ $operator ][] = "'pingback'";
$comment_types[ $operator ][] = "'trackback'";
break;
default:
$comment_types[ $operator ][] = $wpdb->prepare( '%s', $type );
break;
}
}
if ( ! empty( $comment_types[ $operator ] ) ) {
$types_sql = implode( ', ', $comment_types[ $operator ] );
$this->sql_clauses['where'][ 'comment_type__' . strtolower( str_replace( ' ', '_', $operator ) ) ] = "comment_type $operator ($types_sql)";
}
}
$parent = $this->query_vars['parent'];
if ( $this->query_vars['hierarchical'] && ! $parent ) {
$parent = 0;
}
if ( '' !== $parent ) {
$this->sql_clauses['where']['parent'] = $wpdb->prepare( 'comment_parent = %d', $parent );
}
if ( is_array( $this->query_vars['user_id'] ) ) {
$this->sql_clauses['where']['user_id'] = 'user_id IN (' . implode( ',', array_map( 'absint', $this->query_vars['user_id'] ) ) . ')';
} elseif ( '' !== $this->query_vars['user_id'] ) {
$this->sql_clauses['where']['user_id'] = $wpdb->prepare( 'user_id = %d', $this->query_vars['user_id'] );
}
// Falsey search strings are ignored.
if ( isset( $this->query_vars['search'] ) && strlen( $this->query_vars['search'] ) ) {
$search_sql = $this->get_search_sql(
$this->query_vars['search'],
array( 'comment_author', 'comment_author_email', 'comment_author_url', 'comment_author_IP', 'comment_content' )
);
// Strip leading 'AND'.
$this->sql_clauses['where']['search'] = preg_replace( '/^\s*AND\s*/', '', $search_sql );
}
// If any post-related query vars are passed, join the posts table.
$join_posts_table = false;
$plucked = wp_array_slice_assoc( $this->query_vars, array( 'post_author', 'post_name', 'post_parent' ) );
$post_fields = array_filter( $plucked );
if ( ! empty( $post_fields ) ) {
$join_posts_table = true;
foreach ( $post_fields as $field_name => $field_value ) {
// $field_value may be an array.
$esses = array_fill( 0, count( (array) $field_value ), '%s' );
// phpcs:ignore WordPress.DB.PreparedSQLPlaceholders.UnfinishedPrepare
$this->sql_clauses['where'][ $field_name ] = $wpdb->prepare( " {$wpdb->posts}.{$field_name} IN (" . implode( ',', $esses ) . ')', $field_value );
}
}
// 'post_status' and 'post_type' are handled separately, due to the specialized behavior of 'any'.
foreach ( array( 'post_status', 'post_type' ) as $field_name ) {
$q_values = array();
if ( ! empty( $this->query_vars[ $field_name ] ) ) {
$q_values = $this->query_vars[ $field_name ];
if ( ! is_array( $q_values ) ) {
$q_values = explode( ',', $q_values );
}
// 'any' will cause the query var to be ignored.
if ( in_array( 'any', $q_values, true ) || empty( $q_values ) ) {
continue;
}
$join_posts_table = true;
$esses = array_fill( 0, count( $q_values ), '%s' );
// phpcs:ignore WordPress.DB.PreparedSQLPlaceholders.UnfinishedPrepare
$this->sql_clauses['where'][ $field_name ] = $wpdb->prepare( " {$wpdb->posts}.{$field_name} IN (" . implode( ',', $esses ) . ')', $q_values );
}
}
// Comment author IDs for an IN clause.
if ( ! empty( $this->query_vars['author__in'] ) ) {
$this->sql_clauses['where']['author__in'] = 'user_id IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['author__in'] ) ) . ' )';
}
// Comment author IDs for a NOT IN clause.
if ( ! empty( $this->query_vars['author__not_in'] ) ) {
$this->sql_clauses['where']['author__not_in'] = 'user_id NOT IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['author__not_in'] ) ) . ' )';
}
// Post author IDs for an IN clause.
if ( ! empty( $this->query_vars['post_author__in'] ) ) {
$join_posts_table = true;
$this->sql_clauses['where']['post_author__in'] = 'post_author IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['post_author__in'] ) ) . ' )';
}
// Post author IDs for a NOT IN clause.
if ( ! empty( $this->query_vars['post_author__not_in'] ) ) {
$join_posts_table = true;
$this->sql_clauses['where']['post_author__not_in'] = 'post_author NOT IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['post_author__not_in'] ) ) . ' )';
}
$join = '';
$groupby = '';
if ( $join_posts_table ) {
$join .= "JOIN $wpdb->posts ON $wpdb->posts.ID = $wpdb->comments.comment_post_ID";
}
if ( ! empty( $this->meta_query_clauses ) ) {
$join .= $this->meta_query_clauses['join'];
// Strip leading 'AND'.
$this->sql_clauses['where']['meta_query'] = preg_replace( '/^\s*AND\s*/', '', $this->meta_query_clauses['where'] );
if ( ! $this->query_vars['count'] ) {
$groupby = "{$wpdb->comments}.comment_ID";
}
}
if ( ! empty( $this->query_vars['date_query'] ) && is_array( $this->query_vars['date_query'] ) ) {
$this->date_query = new WP_Date_Query( $this->query_vars['date_query'], 'comment_date' );
// Strip leading 'AND'.
$this->sql_clauses['where']['date_query'] = preg_replace( '/^\s*AND\s*/', '', $this->date_query->get_sql() );
}
$where = implode( ' AND ', $this->sql_clauses['where'] );
$pieces = array( 'fields', 'join', 'where', 'orderby', 'limits', 'groupby' );
/**
* Filters the comment query clauses.
*
* @since 3.1.0
*
* @param string[] $clauses {
* Associative array of the clauses for the query.
*
* @type string $fields The SELECT clause of the query.
* @type string $join The JOIN clause of the query.
* @type string $where The WHERE clause of the query.
* @type string $orderby The ORDER BY clause of the query.
* @type string $limits The LIMIT clause of the query.
* @type string $groupby The GROUP BY clause of the query.
* }
* @param WP_Comment_Query $query Current instance of WP_Comment_Query (passed by reference).
*/
$clauses = apply_filters_ref_array( 'comments_clauses', array( compact( $pieces ), &$this ) );
$fields = isset( $clauses['fields'] ) ? $clauses['fields'] : '';
$join = isset( $clauses['join'] ) ? $clauses['join'] : '';
$where = isset( $clauses['where'] ) ? $clauses['where'] : '';
$orderby = isset( $clauses['orderby'] ) ? $clauses['orderby'] : '';
$limits = isset( $clauses['limits'] ) ? $clauses['limits'] : '';
$groupby = isset( $clauses['groupby'] ) ? $clauses['groupby'] : '';
$this->filtered_where_clause = $where;
if ( $where ) {
$where = 'WHERE ' . $where;
}
if ( $groupby ) {
$groupby = 'GROUP BY ' . $groupby;
}
if ( $orderby ) {
$orderby = "ORDER BY $orderby";
}
$found_rows = '';
if ( ! $this->query_vars['no_found_rows'] ) {
$found_rows = 'SQL_CALC_FOUND_ROWS';
}
$this->sql_clauses['select'] = "SELECT $found_rows $fields";
$this->sql_clauses['from'] = "FROM $wpdb->comments $join";
$this->sql_clauses['groupby'] = $groupby;
$this->sql_clauses['orderby'] = $orderby;
$this->sql_clauses['limits'] = $limits;
// 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']}";
if ( $this->query_vars['count'] ) {
return (int) $wpdb->get_var( $this->request );
} else {
$comment_ids = $wpdb->get_col( $this->request );
return array_map( 'intval', $comment_ids );
}
}
/**
* Populates found_comments and max_num_pages properties for the current
* query if the limit clause was used.
*
* @since 4.6.0
*
* @global wpdb $wpdb WordPress database abstraction object.
*/
private function set_found_comments() {
global $wpdb;
if ( $this->query_vars['number'] && ! $this->query_vars['no_found_rows'] ) {
/**
* Filters the query used to retrieve found comment count.
*
* @since 4.4.0
*
* @param string $found_comments_query SQL query. Default 'SELECT FOUND_ROWS()'.
* @param WP_Comment_Query $comment_query The `WP_Comment_Query` instance.
*/
$found_comments_query = apply_filters( 'found_comments_query', 'SELECT FOUND_ROWS()', $this );
$this->found_comments = (int) $wpdb->get_var( $found_comments_query );
}
}
/**
* Fetch descendants for located comments.
*
* Instead of calling `get_children()` separately on each child comment, we do a single set of queries to fetch
* the descendant trees for all matched top-level comments.
*
* @since 4.4.0
*
* @param WP_Comment[] $comments Array of top-level comments whose descendants should be filled in.
* @return array
*/
protected function fill_descendants( $comments ) {
$levels = array(
0 => wp_list_pluck( $comments, 'comment_ID' ),
);
$key = md5( serialize( wp_array_slice_assoc( $this->query_vars, array_keys( $this->query_var_defaults ) ) ) );
$last_changed = wp_cache_get_last_changed( 'comment' );
// Fetch an entire level of the descendant tree at a time.
$level = 0;
$exclude_keys = array( 'parent', 'parent__in', 'parent__not_in' );
do {
// Parent-child relationships may be cached. Only query for those that are not.
$child_ids = array();
$uncached_parent_ids = array();
$_parent_ids = $levels[ $level ];
if ( $_parent_ids ) {
$cache_keys = array();
foreach ( $_parent_ids as $parent_id ) {
$cache_keys[ $parent_id ] = "get_comment_child_ids:$parent_id:$key:$last_changed";
}
$cache_data = wp_cache_get_multiple( array_values( $cache_keys ), 'comment-queries' );
foreach ( $_parent_ids as $parent_id ) {
$parent_child_ids = $cache_data[ $cache_keys[ $parent_id ] ];
if ( false !== $parent_child_ids ) {
$child_ids = array_merge( $child_ids, $parent_child_ids );
} else {
$uncached_parent_ids[] = $parent_id;
}
}
}
if ( $uncached_parent_ids ) {
// Fetch this level of comments.
$parent_query_args = $this->query_vars;
foreach ( $exclude_keys as $exclude_key ) {
$parent_query_args[ $exclude_key ] = '';
}
$parent_query_args['parent__in'] = $uncached_parent_ids;
$parent_query_args['no_found_rows'] = true;
$parent_query_args['hierarchical'] = false;
$parent_query_args['offset'] = 0;
$parent_query_args['number'] = 0;
$level_comments = get_comments( $parent_query_args );
// Cache parent-child relationships.
$parent_map = array_fill_keys( $uncached_parent_ids, array() );
foreach ( $level_comments as $level_comment ) {
$parent_map[ $level_comment->comment_parent ][] = $level_comment->comment_ID;
$child_ids[] = $level_comment->comment_ID;
}
$data = array();
foreach ( $parent_map as $parent_id => $children ) {
$cache_key = "get_comment_child_ids:$parent_id:$key:$last_changed";
$data[ $cache_key ] = $children;
}
wp_cache_set_multiple( $data, 'comment-queries' );
}
++$level;
$levels[ $level ] = $child_ids;
} while ( $child_ids );
// Prime comment caches for non-top-level comments.
$descendant_ids = array();
for ( $i = 1, $c = count( $levels ); $i < $c; $i++ ) {
$descendant_ids = array_merge( $descendant_ids, $levels[ $i ] );
}
_prime_comment_caches( $descendant_ids, $this->query_vars['update_comment_meta_cache'] );
// Assemble a flat array of all comments + descendants.
$all_comments = $comments;
foreach ( $descendant_ids as $descendant_id ) {
$all_comments[] = get_comment( $descendant_id );
}
// If a threaded representation was requested, build the tree.
if ( 'threaded' === $this->query_vars['hierarchical'] ) {
$threaded_comments = array();
$ref = array();
foreach ( $all_comments as $k => $c ) {
$_c = get_comment( $c->comment_ID );
// If the comment isn't in the reference array, it goes in the top level of the thread.
if ( ! isset( $ref[ $c->comment_parent ] ) ) {
$threaded_comments[ $_c->comment_ID ] = $_c;
$ref[ $_c->comment_ID ] = $threaded_comments[ $_c->comment_ID ];
// Otherwise, set it as a child of its parent.
} else {
$ref[ $_c->comment_parent ]->add_child( $_c );
$ref[ $_c->comment_ID ] = $ref[ $_c->comment_parent ]->get_child( $_c->comment_ID );
}
}
// Set the 'populated_children' flag, to ensure additional database queries aren't run.
foreach ( $ref as $_ref ) {
$_ref->populated_children( true );
}
$comments = $threaded_comments;
} else {
$comments = $all_comments;
}
return $comments;
}
/**
* Used internally to generate an SQL string for searching across multiple columns.
*
* @since 3.1.0
*
* @global wpdb $wpdb WordPress database abstraction object.
*
* @param string $search Search string.
* @param string[] $columns Array of columns to search.
* @return string Search SQL.
*/
protected function get_search_sql( $search, $columns ) {
global $wpdb;
$like = '%' . $wpdb->esc_like( $search ) . '%';
$searches = array();
foreach ( $columns as $column ) {
$searches[] = $wpdb->prepare( "$column LIKE %s", $like );
}
return ' AND (' . implode( ' OR ', $searches ) . ')';
}
/**
* Parse and sanitize 'orderby' keys passed to the comment query.
*
* @since 4.2.0
*
* @global wpdb $wpdb WordPress database abstraction object.
*
* @param string $orderby Alias for the field to order by.
* @return string|false Value to used in the ORDER clause. False otherwise.
*/
protected function parse_orderby( $orderby ) {
global $wpdb;
$allowed_keys = array(
'comment_agent',
'comment_approved',
'comment_author',
'comment_author_email',
'comment_author_IP',
'comment_author_url',
'comment_content',
'comment_date',
'comment_date_gmt',
'comment_ID',
'comment_karma',
'comment_parent',
'comment_post_ID',
'comment_type',
'user_id',
);
if ( ! empty( $this->query_vars['meta_key'] ) ) {
$allowed_keys[] = $this->query_vars['meta_key'];
$allowed_keys[] = 'meta_value';
$allowed_keys[] = 'meta_value_num';
}
$meta_query_clauses = $this->meta_query->get_clauses();
if ( $meta_query_clauses ) {
$allowed_keys = array_merge( $allowed_keys, array_keys( $meta_query_clauses ) );
}
$parsed = false;
if ( $this->query_vars['meta_key'] === $orderby || 'meta_value' === $orderby ) {
$parsed = "$wpdb->commentmeta.meta_value";
} elseif ( 'meta_value_num' === $orderby ) {
$parsed = "$wpdb->commentmeta.meta_value+0";
} elseif ( 'comment__in' === $orderby ) {
$comment__in = implode( ',', array_map( 'absint', $this->query_vars['comment__in'] ) );
$parsed = "FIELD( {$wpdb->comments}.comment_ID, $comment__in )";
} elseif ( in_array( $orderby, $allowed_keys, true ) ) {
if ( isset( $meta_query_clauses[ $orderby ] ) ) {
$meta_clause = $meta_query_clauses[ $orderby ];
$parsed = sprintf( 'CAST(%s.meta_value AS %s)', esc_sql( $meta_clause['alias'] ), esc_sql( $meta_clause['cast'] ) );
} else {
$parsed = "$wpdb->comments.$orderby";
}
}
return $parsed;
}
/**
* Parse an 'order' query variable and cast it to ASC or DESC as necessary.
*
* @since 4.2.0
*
* @param string $order The 'order' query variable.
* @return string The sanitized 'order' query variable.
*/
protected function parse_order( $order ) {
if ( ! is_string( $order ) || empty( $order ) ) {
return 'DESC';
}
if ( 'ASC' === strtoupper( $order ) ) {
return 'ASC';
} else {
return 'DESC';
}
}
}
CRISPY CHICKEN WITH CREAMY DIJON SAUCE – playaussiefun
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Crispy Chicken with Creamy Dijon Sauce: A Comforting Classic with a Gourmet Twist
When it comes to comfort food with a sophisticated twist, Crispy Chicken with Creamy Dijon Sauce is a recipe that ticks all the boxes. It combines juicy, golden-brown chicken with a velvety sauce that’s rich with Dijon mustard, fresh herbs, and cream. This dish is perfect for a weeknight dinner or an elegant meal for guests. With a few simple ingredients and techniques, you’ll have a restaurant-worthy dish in the comfort of your own kitchen.
Why You’ll Love This Recipe
Crisp Texture : The chicken is coated in a flavorful, crunchy breading, giving it a satisfying, crispy texture.
Rich, Creamy Sauce : The Dijon mustard and cream pair beautifully, adding a touch of tanginess and depth.
Simple Ingredients : Most of the ingredients are pantry staples, making it an accessible recipe that doesn’t require a special trip to the store.
Versatile Pairings : This dish pairs wonderfully with a range of sides, from mashed potatoes to roasted veggies, or even a simple green salad.
Ingredients
For the Crispy Chicken:
4 boneless, skinless chicken breasts
1 cup all-purpose flour
2 large eggs, beaten
1 ½ cups panko breadcrumbs
Salt and pepper, to taste
1 tsp garlic powder
1 tsp onion powder
½ cup grated Parmesan cheese
3-4 tbsp olive oil, for frying
For the Creamy Dijon Sauce:
1 cup heavy cream
2 tbsp Dijon mustard
1 tbsp whole-grain mustard (optional for extra texture)
2 garlic cloves, minced
1 tbsp butter
Salt and pepper, to taste
1 tsp fresh thyme leaves (or ½ tsp dried thyme)
Fresh parsley, for garnish
Instructions
Step 1: Prep the Chicken
Pound the Chicken : Place each chicken breast between two sheets of plastic wrap. Using a meat mallet or rolling pin, pound the chicken to an even thickness, about ½ inch thick. This helps the chicken cook evenly.
Season the Chicken : Season the chicken breasts with salt, pepper, garlic powder, and onion powder on both sides.
Step 2: Bread the Chicken
Set up the Breading Station : Place the flour in one shallow bowl, beaten eggs in a second bowl, and mix the panko breadcrumbs with Parmesan cheese in a third bowl.
Coat the Chicken : Dredge each chicken breast in the flour, shaking off the excess, then dip in the egg, and finally coat with the breadcrumb mixture. Press down gently to ensure the crumbs adhere well.
Step 3: Cook the Chicken
Heat the Oil : In a large skillet, heat the olive oil over medium heat. You want the oil hot enough to crisp the chicken but not so hot that it burns.
Fry the Chicken : Add the breaded chicken to the skillet and cook for 4-5 minutes per side, or until golden brown and cooked through. Transfer the cooked chicken to a plate lined with paper towels to drain any excess oil. Keep warm while you make the sauce.
Step 4: Prepare the Creamy Dijon Sauce
Sauté the Garlic : In the same skillet, melt the butter over medium heat. Add the minced garlic and cook until fragrant, about 1 minute.
Make the Sauce : Add the heavy cream, Dijon mustard, and whole-grain mustard to the skillet. Stir until the mixture is smooth. Season with salt, pepper, and thyme.
Simmer : Let the sauce simmer for 3-4 minutes until it thickens slightly, stirring occasionally.
Step 5: Serve
Plate the Dish : Place the crispy chicken on a serving plate and spoon the creamy Dijon sauce over the top. Garnish with fresh parsley and extra thyme if desired.
Pair with Sides : Serve with mashed potatoes, roasted asparagus, or a fresh green salad to complete the meal.
Tips for the Perfect Crispy Chicken with Creamy Dijon Sauce
Avoid Overcrowding : If you’re cooking multiple pieces of chicken, fry in batches to ensure each piece gets crispy. Overcrowding the pan can make the chicken soggy.
Customize the Sauce : Feel free to add a dash of white wine to the sauce for added depth or substitute sour cream for half of the heavy cream for a tangier flavor.
Check for Doneness : To ensure the chicken is cooked through, it should reach an internal temperature of 165°F (74°C).
Serving Ideas
This Crispy Chicken with Creamy Dijon Sauce can be paired with a variety of sides:
Potatoes : Mashed, roasted, or even scalloped potatoes are a great pairing.
Vegetables : Roasted asparagus, steamed green beans, or sautéed spinach add a fresh, green element to the plate.
Rice or Pasta : Serve over buttered noodles or herbed rice for a comforting base to soak up the sauce.
Storage and Reheating
If you have leftovers, store the chicken and sauce separately in airtight containers in the refrigerator for up to 3 days. Reheat the chicken in an oven at 350°F (175°C) to keep it crispy, and gently warm the sauce on the stovetop.
Conclusion
Crispy Chicken with Creamy Dijon Sauce is a delightful blend of textures and flavors that transforms simple ingredients into a meal with an upscale feel. Its crispy coating and the tangy, creamy sauce make it a standout dish that’s sure to impress anyone at the table. Whether for a special occasion or just to elevate a weeknight dinner, this recipe is a must-try.