'utf-8' ] );
*
* `is_utf8_charset` should be used outside of this file.
*
* @ignore
* @since 6.6.1
*
* @param string $charset_slug Slug representing a text character encoding, or "charset".
* E.g. "UTF-8", "Windows-1252", "ISO-8859-1", "SJIS".
*
* @return bool Whether the slug represents the UTF-8 encoding.
*/
function _is_utf8_charset( $charset_slug ) {
if ( ! is_string( $charset_slug ) ) {
return false;
}
return (
0 === strcasecmp( 'UTF-8', $charset_slug ) ||
0 === strcasecmp( 'UTF8', $charset_slug )
);
}
if ( ! function_exists( 'mb_substr' ) ) :
/**
* Compat function to mimic mb_substr().
*
* @ignore
* @since 3.2.0
*
* @see _mb_substr()
*
* @param string $string The string to extract the substring from.
* @param int $start Position to being extraction from in `$string`.
* @param int|null $length Optional. Maximum number of characters to extract from `$string`.
* Default null.
* @param string|null $encoding Optional. Character encoding to use. Default null.
* @return string Extracted substring.
*/
function mb_substr( $string, $start, $length = null, $encoding = null ) { // phpcs:ignore Universal.NamingConventions.NoReservedKeywordParameterNames.stringFound
return _mb_substr( $string, $start, $length, $encoding );
}
endif;
/**
* Internal compat function to mimic mb_substr().
*
* Only understands UTF-8 and 8bit. All other character sets will be treated as 8bit.
* For `$encoding === UTF-8`, the `$str` input is expected to be a valid UTF-8 byte
* sequence. The behavior of this function for invalid inputs is undefined.
*
* @ignore
* @since 3.2.0
*
* @param string $str The string to extract the substring from.
* @param int $start Position to being extraction from in `$str`.
* @param int|null $length Optional. Maximum number of characters to extract from `$str`.
* Default null.
* @param string|null $encoding Optional. Character encoding to use. Default null.
* @return string Extracted substring.
*/
function _mb_substr( $str, $start, $length = null, $encoding = null ) {
if ( null === $str ) {
return '';
}
if ( null === $encoding ) {
$encoding = get_option( 'blog_charset' );
}
/*
* The solution below works only for UTF-8, so in case of a different
* charset just use built-in substr().
*/
if ( ! _is_utf8_charset( $encoding ) ) {
return is_null( $length ) ? substr( $str, $start ) : substr( $str, $start, $length );
}
if ( _wp_can_use_pcre_u() ) {
// Use the regex unicode support to separate the UTF-8 characters into an array.
preg_match_all( '/./us', $str, $match );
$chars = is_null( $length ) ? array_slice( $match[0], $start ) : array_slice( $match[0], $start, $length );
return implode( '', $chars );
}
$regex = '/(
[\x00-\x7F] # single-byte sequences 0xxxxxxx
| [\xC2-\xDF][\x80-\xBF] # double-byte sequences 110xxxxx 10xxxxxx
| \xE0[\xA0-\xBF][\x80-\xBF] # triple-byte sequences 1110xxxx 10xxxxxx * 2
| [\xE1-\xEC][\x80-\xBF]{2}
| \xED[\x80-\x9F][\x80-\xBF]
| [\xEE-\xEF][\x80-\xBF]{2}
| \xF0[\x90-\xBF][\x80-\xBF]{2} # four-byte sequences 11110xxx 10xxxxxx * 3
| [\xF1-\xF3][\x80-\xBF]{3}
| \xF4[\x80-\x8F][\x80-\xBF]{2}
)/x';
// Start with 1 element instead of 0 since the first thing we do is pop.
$chars = array( '' );
do {
// We had some string left over from the last round, but we counted it in that last round.
array_pop( $chars );
/*
* Split by UTF-8 character, limit to 1000 characters (last array element will contain
* the rest of the string).
*/
$pieces = preg_split( $regex, $str, 1000, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY );
$chars = array_merge( $chars, $pieces );
// If there's anything left over, repeat the loop.
} while ( count( $pieces ) > 1 && $str = array_pop( $pieces ) );
return implode( '', array_slice( $chars, $start, $length ) );
}
if ( ! function_exists( 'mb_strlen' ) ) :
/**
* Compat function to mimic mb_strlen().
*
* @ignore
* @since 4.2.0
*
* @see _mb_strlen()
*
* @param string $string The string to retrieve the character length from.
* @param string|null $encoding Optional. Character encoding to use. Default null.
* @return int String length of `$string`.
*/
function mb_strlen( $string, $encoding = null ) { // phpcs:ignore Universal.NamingConventions.NoReservedKeywordParameterNames.stringFound
return _mb_strlen( $string, $encoding );
}
endif;
/**
* Internal compat function to mimic mb_strlen().
*
* Only understands UTF-8 and 8bit. All other character sets will be treated as 8bit.
* For `$encoding === UTF-8`, the `$str` input is expected to be a valid UTF-8 byte
* sequence. The behavior of this function for invalid inputs is undefined.
*
* @ignore
* @since 4.2.0
*
* @param string $str The string to retrieve the character length from.
* @param string|null $encoding Optional. Character encoding to use. Default null.
* @return int String length of `$str`.
*/
function _mb_strlen( $str, $encoding = null ) {
if ( null === $encoding ) {
$encoding = get_option( 'blog_charset' );
}
/*
* The solution below works only for UTF-8, so in case of a different charset
* just use built-in strlen().
*/
if ( ! _is_utf8_charset( $encoding ) ) {
return strlen( $str );
}
if ( _wp_can_use_pcre_u() ) {
// Use the regex unicode support to separate the UTF-8 characters into an array.
preg_match_all( '/./us', $str, $match );
return count( $match[0] );
}
$regex = '/(?:
[\x00-\x7F] # single-byte sequences 0xxxxxxx
| [\xC2-\xDF][\x80-\xBF] # double-byte sequences 110xxxxx 10xxxxxx
| \xE0[\xA0-\xBF][\x80-\xBF] # triple-byte sequences 1110xxxx 10xxxxxx * 2
| [\xE1-\xEC][\x80-\xBF]{2}
| \xED[\x80-\x9F][\x80-\xBF]
| [\xEE-\xEF][\x80-\xBF]{2}
| \xF0[\x90-\xBF][\x80-\xBF]{2} # four-byte sequences 11110xxx 10xxxxxx * 3
| [\xF1-\xF3][\x80-\xBF]{3}
| \xF4[\x80-\x8F][\x80-\xBF]{2}
)/x';
// Start at 1 instead of 0 since the first thing we do is decrement.
$count = 1;
do {
// We had some string left over from the last round, but we counted it in that last round.
--$count;
/*
* Split by UTF-8 character, limit to 1000 characters (last array element will contain
* the rest of the string).
*/
$pieces = preg_split( $regex, $str, 1000 );
// Increment.
$count += count( $pieces );
// If there's anything left over, repeat the loop.
} while ( $str = array_pop( $pieces ) );
// Fencepost: preg_split() always returns one extra item in the array.
return --$count;
}
// sodium_crypto_box() was introduced in PHP 7.2.
if ( ! function_exists( 'sodium_crypto_box' ) ) {
require ABSPATH . WPINC . '/sodium_compat/autoload.php';
}
if ( ! function_exists( 'is_countable' ) ) {
/**
* Polyfill for is_countable() function added in PHP 7.3.
*
* Verify that the content of a variable is an array or an object
* implementing the Countable interface.
*
* @since 4.9.6
*
* @param mixed $value The value to check.
* @return bool True if `$value` is countable, false otherwise.
*/
function is_countable( $value ) {
return ( is_array( $value )
|| $value instanceof Countable
|| $value instanceof SimpleXMLElement
|| $value instanceof ResourceBundle
);
}
}
if ( ! function_exists( 'array_key_first' ) ) {
/**
* Polyfill for array_key_first() function added in PHP 7.3.
*
* Get the first key of the given array without affecting
* the internal array pointer.
*
* @since 5.9.0
*
* @param array $array An array.
* @return string|int|null The first key of array if the array
* is not empty; `null` otherwise.
*/
function array_key_first( array $array ) { // phpcs:ignore Universal.NamingConventions.NoReservedKeywordParameterNames.arrayFound
if ( empty( $array ) ) {
return null;
}
foreach ( $array as $key => $value ) {
return $key;
}
}
}
if ( ! function_exists( 'array_key_last' ) ) {
/**
* Polyfill for `array_key_last()` function added in PHP 7.3.
*
* Get the last key of the given array without affecting the
* internal array pointer.
*
* @since 5.9.0
*
* @param array $array An array.
* @return string|int|null The last key of array if the array
*. is not empty; `null` otherwise.
*/
function array_key_last( array $array ) { // phpcs:ignore Universal.NamingConventions.NoReservedKeywordParameterNames.arrayFound
if ( empty( $array ) ) {
return null;
}
end( $array );
return key( $array );
}
}
if ( ! function_exists( 'array_is_list' ) ) {
/**
* Polyfill for `array_is_list()` function added in PHP 8.1.
*
* Determines if the given array is a list.
*
* An array is considered a list if its keys consist of consecutive numbers from 0 to count($array)-1.
*
* @see https://github.com/symfony/polyfill-php81/tree/main
*
* @since 6.5.0
*
* @param array $arr The array being evaluated.
* @return bool True if array is a list, false otherwise.
*/
function array_is_list( $arr ) {
if ( ( array() === $arr ) || ( array_values( $arr ) === $arr ) ) {
return true;
}
$next_key = -1;
foreach ( $arr as $k => $v ) {
if ( ++$next_key !== $k ) {
return false;
}
}
return true;
}
}
if ( ! function_exists( 'str_contains' ) ) {
/**
* Polyfill for `str_contains()` function added in PHP 8.0.
*
* Performs a case-sensitive check indicating if needle is
* contained in haystack.
*
* @since 5.9.0
*
* @param string $haystack The string to search in.
* @param string $needle The substring to search for in the `$haystack`.
* @return bool True if `$needle` is in `$haystack`, otherwise false.
*/
function str_contains( $haystack, $needle ) {
if ( '' === $needle ) {
return true;
}
return false !== strpos( $haystack, $needle );
}
}
if ( ! function_exists( 'str_starts_with' ) ) {
/**
* Polyfill for `str_starts_with()` function added in PHP 8.0.
*
* Performs a case-sensitive check indicating if
* the haystack begins with needle.
*
* @since 5.9.0
*
* @param string $haystack The string to search in.
* @param string $needle The substring to search for in the `$haystack`.
* @return bool True if `$haystack` starts with `$needle`, otherwise false.
*/
function str_starts_with( $haystack, $needle ) {
if ( '' === $needle ) {
return true;
}
return 0 === strpos( $haystack, $needle );
}
}
if ( ! function_exists( 'str_ends_with' ) ) {
/**
* Polyfill for `str_ends_with()` function added in PHP 8.0.
*
* Performs a case-sensitive check indicating if
* the haystack ends with needle.
*
* @since 5.9.0
*
* @param string $haystack The string to search in.
* @param string $needle The substring to search for in the `$haystack`.
* @return bool True if `$haystack` ends with `$needle`, otherwise false.
*/
function str_ends_with( $haystack, $needle ) {
if ( '' === $haystack ) {
return '' === $needle;
}
$len = strlen( $needle );
return substr( $haystack, -$len, $len ) === $needle;
}
}
if ( ! function_exists( 'array_find' ) ) {
/**
* Polyfill for `array_find()` function added in PHP 8.4.
*
* Searches an array for the first element that passes a given callback.
*
* @since 6.8.0
*
* @param array $array The array to search.
* @param callable $callback The callback to run for each element.
* @return mixed|null The first element in the array that passes the `$callback`, otherwise null.
*/
function array_find( array $array, callable $callback ) { // phpcs:ignore Universal.NamingConventions.NoReservedKeywordParameterNames.arrayFound
foreach ( $array as $key => $value ) {
if ( $callback( $value, $key ) ) {
return $value;
}
}
return null;
}
}
if ( ! function_exists( 'array_find_key' ) ) {
/**
* Polyfill for `array_find_key()` function added in PHP 8.4.
*
* Searches an array for the first key that passes a given callback.
*
* @since 6.8.0
*
* @param array $array The array to search.
* @param callable $callback The callback to run for each element.
* @return int|string|null The first key in the array that passes the `$callback`, otherwise null.
*/
function array_find_key( array $array, callable $callback ) { // phpcs:ignore Universal.NamingConventions.NoReservedKeywordParameterNames.arrayFound
foreach ( $array as $key => $value ) {
if ( $callback( $value, $key ) ) {
return $key;
}
}
return null;
}
}
if ( ! function_exists( 'array_any' ) ) {
/**
* Polyfill for `array_astr_starts_with doesn't exist
str_ends_with doesn't exist
$value ) {
$this->$varname = $value;
}
if ( isset( $args['plural'] ) && $args['plural'] ) {
$this->is_plural = true;
}
if ( ! is_array( $this->translations ) ) {
$this->translations = array();
}
if ( ! is_array( $this->references ) ) {
$this->references = array();
}
if ( ! is_array( $this->flags ) ) {
$this->flags = array();
}
}
/**
* PHP4 constructor.
*
* @since 2.8.0
* @deprecated 5.4.0 Use __construct() instead.
*
* @see Translation_Entry::__construct()
*/
public function Translation_Entry( $args = array() ) {
_deprecated_constructor( self::class, '5.4.0', static::cl
*
* @version $Id: streams.php 1157 2015-11-20 04:30:11Z dd32 $
* @package pomo
* @subpackage streams
*/
if ( ! class_exists( 'POMO_Reader', false ) ) :
#[AllowDynamicProperties]
class POMO_Reader {
public $endian = 'little';
public $_pos;
public $is_overloaded;
/**
* PHP5 constructor.
*/
public function __construct() {
if ( function_exists( 'mb_substr' )
&& ( (int) ini_get( 'mbstring.func_overload' ) & 2 ) // phpcs:ignore PHPCompatibility.IniDirectives.RemovedIniDirectives.mbstring_func_overloadDeprecated
) {
$this->is_overloaded = true;
} else {
$this->is_overloaded = false;
}
$this->_pos = 0;
}
/**
* PHP4 constructor.
*
* @deprecated 5.4.0 Use __construct() instead.
*
* @see POMO_Reader::__construct()
*/
public function POMO_Reader() {
_deprecated_constructor( self::class, '5.4.0', static::class );
self::__construct();
}
/**
* Sets the endianness of the file.
*
* @param string $endian Set the endianness of the file. Accepts 'big', or 'little'.
*/
public function setEndian( $endian ) { // phpcs:ignore WordPress.NamingConventions.ValidFunctionName.MethodNameInvalid
$this->endian = $endian;
}
/**
* Reads a 32bit Integer from the Stream
*
* @return mixed The integer, corresponding to the next 32 bits from
* the stream of false if there are not enough bytes or on error
*/
public function readint32() {
$bytes = $this->read( 4 );
if ( 4 !== $this->strlen( $bytes ) ) {
return false;
}
$endian_letter = ( 'big' === $this->endian ) ? 'N' : 'V';
$int = unpack( $endian_letter, $bytes );
return reset( $int );
}
/**
* Reads an array of 32-bit Integers from the Stream
*
* @param int $count How many elements should be read
* @return mixed Array of integers or false if there isn't
* enough data or on error
*/
public function readint32array( $count ) {
$bytes = $this->read( 4 * $count );
if ( 4 * $count !== $this->strlen( $bytes ) ) {
return false;
}
$endian_letter = ( 'big' === $this->endian ) ? 'N' : 'V';
return unpack( $endian_letter . $count, $bytes );
}
/**
* @param string $input_string
* @param int $start
* @param int $length
* @return string
*/
public function substr( $input_string, $start, $length ) {
if ( $this->is_overloaded ) {
return mb_substr( $input_string, $start, $length, 'ascii' );
} else {
return substr( $input_string, $start, $length );
}
}
/**
* @param string $input_string
* @return int
*/
public function strlen( $input_string ) {
if ( $this->is_overloaded ) {
return mb_strlen( $input_string, 'ascii' );
} else {
return strlen( $input_string );
}
}
/**
* @param string $input_string
* @param int $chunk_size
* @return array
*/
public function str_split( $input_string, $chunk_size ) {
if ( ! function_exists( 'str_split' ) ) {
$length = $this->strlen( $input_string );
$out = array();
for ( $i = 0; $i < $length; $i += $chunk_size ) {
$out[] = $this->substr( $input_string, $i, $chunk_size );
}
return $out;
} else {
return str_split( $input_string, $chunk_size );
}
}
/**
* @return int
*/
public function pos() {
return $this->_pos;
}
/**
* @return true
*/
public function is_resource() {
return true;
}
/**
* @return true
*/
public function close() {
return true;
}
}
endif;
if ( ! class_exists( 'POMO_FileReader', false ) ) :
class POMO_FileReader extends POMO_Reader {
/**
* File pointer resource.
*
* @var resource|false
*/
public $_f;
/**
* @param string $filename
*/
public function __construct( $filename ) {
parent::__construct();
$this->_f = fopen( $filename, 'rb' );
}
/**
* PHP4 constructor.
*
* @deprecated 5.4.0 Use __construct() instead.
*
* @see POMO_FileReader::__construct()
*/
public function POMO_FileReader( $filename ) {
_deprecated_constructor( self::class, '5.4.0', static::class );
self::__construct( $filename );
}
/**
* @param int $bytes
* @return string|false Returns read string, otherwise false.
*/
public function read( $bytes ) {
return fread( $this->_f, $bytes );
}
/**
* @param int $pos
* @return bool
*/
public function seekto( $pos ) {
if ( -1 === fseek( $this->_f, $pos, SEEK_SET ) ) {
retur '',
'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 0 ) {
if ( $flg & 4 ) {
list($ 'menu_item_parent',
'id' => 'db_id',
);
/**
* The URL to the privacy policy page.
*
* @since 6.8.0
* @var string
*/
private $privacy_policy_url;
/**
* Constructor.
*
* @since 6.8.0
*/
public function __construct() {
$this->privacy_policy_url = get_privacy_policy_url();
}
/**
* Starts the list before the elements are added.
*
* @since 3.0.0
*
* @see Walker::start_lvl()
*
* @param string $output Used to append additional content (passed by reference).
* @param int $depth Depth of menu item. Used for padding.
* @param stdClass $args An object of wp_nav_menu() arguments.
*/
public function start_lvl( &$output, $depth = 0, $args = null ) {
if ( isset( $args->item_spacing ) && 'discard' === $args->item_spacing ) {
$t = '';
$n = '';
} else {
$t = "\t";
$n = "\n";
}
$indent = str_repeat( $t, $depth );
// Default class.
$classes = array( 'sub-menu' );
/**
* Filters the CSS class(es) applied to a menu list element.
*
* @since 4.8.0
*
* @param string[] $classes Array of the CSS classes that are applied to the menu `` element.
* @param stdClass $args An object of `wp_nav_menu()` arguments.
* @param int $depth Depth of menu item. Used for padding.
*/
$class_names = implode( ' ', apply_filters( 'nav_menu_submenu_css_class', $classes, $args, $depth ) );
$atts = array();
$atts['class'] = ! empty( $class_names ) ? $class_names : '';
/**
* Filters the HTML attributes applied to a menu list element.
*
* @since 6.3.0
*
* @param array $atts {
* The HTML attributes applied to the `` element, empty strings are ignored.
*
* @type string $class HTML CSS class attribute.
* }
* @param stdClass $args An object of `wp_nav_menu()` arguments.
* @param int $depth Depth of menu item. Used for padding.
*/
$atts = apply_filters( 'nav_menu_submenu_attributes', $atts, $args, $depth );
$attributes = $this->build_atts( $atts );
$output .= "{$n}{$indent}{$n}";
}
/**
* Ends the list of after the elements are added.
*
* @since 3.0.0
*
* @see Walker::end_lvl()
*
* @param string $output Used to append additional content (passed by reference).
* @param int $depth Depth of menu item. Used for padding.
* @param stdClass $args An object of wp_nav_menu() arguments.
*/
public function end_lvl( &$output, $depth = 0, $args = null ) {
if ( isset( $args->item_spacing ) && 'discard' === $args->item_spacing ) {
$t = '';
$n = '';
} else {
$t = "\t";
$n = "\n";
}
$indent = str_repeat( $t, $depth );
$output .= "$indent
{$n}";
}
/**
* Starts the element output.
*
* @since 3.0.0
* @since 4.4.0 The {@see 'nav_menu_item_args'} filter was added.
* @since 5.9.0 Renamed `$item` to `$data_object` and `$id` to `$current_object_id`
* to match parent class for PHP 8 named parameter support.
* @since 6.7.0 Removed redundant title attributes.
*
* @see Walker::start_el()
*
* @param string $output Used to append additional content (passed by reference).
* @param WP_Post $data_object Menu item data object.
* @param int $depth Depth of menu item. Used for padding.
* @param stdClass $args An object of wp_nav_menu() arguments.
* @param int $current_object_id Optional. ID of the current menu item. Default 0.
*/
public function start_el( &$output, $data_object, $depth = 0, $args = null, $current_object_id = 0 ) {
// Restores the more descriptive, specific name for use within this method.
$menu_item = $data_object;
if ( isset( $args->item_spacing ) && 'discard' === $args->item_spacing ) {
$t = '';
$n = '';
} else {
$t = "\t";
$n = "\n";
}
$indent = ( $depth ) ? str_repeat( $t, $depth ) : '';
$classes = empty( $menu_item->classes ) ? array() : (array) $menu_item->classes;
$classes[] = 'menu-item-' . $menu_item->ID;
/**
* Filters the arguments for a single nav menu item.
*
* @since 4.4.0
*
* @param stdClass $args An object of wp_nav_menu() arguments.
* @param WP_Post $menu_item Menu item data object.
* @param int $depth Depth of menu item. Used for padding.
*/
$args = apply_filters( 'nav_menu_item_args', $args, $menu_item, $depth );
/**
* Filters the CSS classes applied to a menu item's list item element.
*
* @since 3.0.0
* @since 4.1.0 The `$depth` parameter was added.
*
* @param string[] $classes Array of the CSS classes that are applied to the menu item's `- ` element.
* @param WP_Post $menu_item The current menu item object.
* @param stdClass $args An object of wp_nav_menu() arguments.
* @param int $depth Depth of menu item. Used for padding.
*/
$class_names = implode( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $menu_item, $args, $depth ) );
/**
* Filters the ID attribute applied to a menu item's list item element.
*
* @since 3.0.1
* @since 4.1.0 The `$depth` parameter was added.
*
* @param string $menu_item_id The ID attribute applied to the menu item's `
- ` element.
* @param WP_Post $menu_item The current menu item.
* @param stdClass $args An object of wp_nav_menu() arguments.
* @param int $depth Depth of menu item. Used for padding.
*/
$id = apply_filters( 'nav_menu_item_id', 'menu-item-' . $menu_item->ID, $menu_item, $args, $depth );
$li_atts = array();
$li_atts['id'] = ! empty( $id ) ? $id : '';
$li_atts['class'] = ! empty( $class_names ) ? $class_names : '';
/**
* Filters the HTML attributes applied to a menu's list item element.
*
* @since 6.3.0
*
* @param array $li_atts {
* The HTML attributes applied to the menu item's `
- ` element, empty strings are ignored.
*
* @type string $class HTML CSS class attribute.
* @type string $id HTML id attribute.
* }
* @param WP_Post $menu_item The current menu item object.
* @param stdClass $args An object of wp_nav_menu() arguments.
* @param int $depth Depth of menu item. Used for padding.
*/
$li_atts = apply_filters( 'nav_menu_item_attributes', $li_atts, $menu_item, $args, $depth );
$li_attributes = $this->build_atts( $li_atts );
$output .= $indent . '
- ';
/** This filter is documented in wp-includes/post-template.php */
$title = apply_filters( 'the_title', $menu_item->title, $menu_item->ID );
// Save filtered value before filtering again.
$the_title_filtered = $title;
/**
* Filters a menu item's title.
*
* @since 4.4.0
*
* @param string $title The menu item's title.
* @param WP_Post $menu_item The current menu item object.
* @param stdClass $args An object of wp_nav_menu() arguments.
* @param int $depth Depth of menu item. Used for padding.
*/
$title = apply_filters( 'nav_menu_item_title', $title, $menu_item, $args, $depth );
$atts = array();
$atts['target'] = ! empty( $menu_item->target ) ? $menu_item->target : '';
$atts['rel'] = ! empty( $menu_item->xfn ) ? $menu_item->xfn : '';
if ( ! empty( $menu_item->url ) ) {
if ( $this->privacy_policy_url === $menu_item->url ) {
$atts['rel'] = empty( $atts['rel'] ) ? 'privacy-policy' : $atts['rel'] . ' privacy-policy';
}
$atts['href'] = $menu_item->url;
} else {
$atts['href'] = '';
}
$atts['aria-current'] = $menu_item->current ? 'page' : '';
// Add title attribute only if it does not match the link text (before or after filtering).
if ( ! empty( $menu_item->attr_title )
&& trim( strtolower( $menu_item->attr_title ) ) !== trim( strtolower( $menu_item->title ) )
&& trim( strtolower( $menu_item->attr_title ) ) !== trim( strtolower( $the_title_filtered ) )
&& trim( strtolower( $menu_item->attr_title ) ) !== trim( strtolower( $title ) )
) {
$atts['title'] = $menu_item->attr_title;
} else {
$atts['title'] = '';
}
/**
* Filters the HTML attributes applied to a menu item's anchor element.
*
* @since 3.6.0
* @since 4.1.0 The `$depth` parameter was added.
*
* @param array $atts {
* The HTML attributes applied to the menu item's `` element, empty strings are ignored.
*
* @type string $title Title attribute.
* @type string $target Target attribute.
* @type string $rel The rel attribute.
* @type string $href The href attribute.
* @type string $aria-current The aria-current attribute.
* }
* @param WP_Post $menu_item The current menu item object.
* @param stdClass $args An object of wp_nav_menu() arguments.
* @param int $depth Depth of menu item. Used for padding.
*/
$atts = apply_filters( 'nav_menu_link_attributes', $atts, $menu_item, $args, $depth );
$attributes = $this->build_atts( $atts );
$item_output = $args->before;
$item_output .= '';
$item_output .= $args->link_before . $title . $args->link_after;
$item_output .= '';
$item_output .= $args->after;
/**
* Filters a menu item's starting output.
*
* The menu item's starting output only includes `$args->before`, the opening ``,
* the menu item's title, the closing ``, and `$args->after`. Currently, there is
* no filter for modifying the opening and closing `
- ` for a menu item.
*
* @since 3.0.0
*
* @param string $item_output The menu item's starting HTML output.
* @param WP_Post $menu_item Menu item data object.
* @param int $depth Depth of menu item. Used for padding.
* @param stdClass $args An object of wp_nav_menu() arguments.
*/
$output .= apply_filters( 'walker_nav_menu_start_el', $item_output, $menu_item, $depth, $args );
}
/**
* Ends the element output, if needed.
*
* @since 3.0.0
* @since 5.9.0 Renamed `$item` to `$data_object` to match parent class for PHP 8 named parameter support.
*
* @see Walker::end_el()
*
* @param string $output Used to append additional content (passed by reference).
* @param WP_Post $data_object Menu item data object. Not used.
* @param int $depth Depth of page. Not Used.
* @param stdClass $args An object of wp_nav_menu() arguments.
*/
public function end_el( &$output, $data_object, $depth = 0, $args = null ) {
if ( isset( $args->item_spacing ) && 'discard' === $args->item_spacing ) {
$t = '';
$n = '';
} else {
$t = "\t";
$n = "\n";
}
$output .= "
{$n}";
}
/**
* Builds a string of HTML attributes from an array of key/value pairs.
* Empty values are ignored.
*
* @since 6.3.0
*
* @param array $atts Optional. An array of HTML attribute key/value pairs. Default empty array.