Yoast\WP\Lib
Model::has_many_through() protected Yoast 1.0
Helper method to manage many-to-many relationships via an intermediate model. See README for a full explanation of the parameters.
{} Это метод класса: Model{}
Хуков нет.
Возвращает
ORM
. Instance of the ORM.
Использование
// protected - в коде основоного (родительского) или дочернего класса $result = $this->has_many_through( $associated_class_name, $join_class_name, $key_to_base_table, $key_to_associated_table, $key_in_base_table, $key_in_associated_table );
- $associated_class_name(строка) (обязательный)
- The associated class name.
- $join_class_name(null/строка)
- The class name to join.
- $key_to_base_table(null/строка)
- The key to the the current models table.
- $key_to_associated_table(null/строка)
- The key to the associated table.
- $key_in_base_table(null/строка)
- The key in the current models table.
- $key_in_associated_table(null/строка)
- The key in the associated table.
Код Model::has_many_through() Model::has many through Yoast 16.1.1
protected function has_many_through( $associated_class_name, $join_class_name = null, $key_to_base_table = null, $key_to_associated_table = null, $key_in_base_table = null, $key_in_associated_table = null ) {
$base_class_name = \get_class( $this );
/*
* The class name of the join model, if not supplied, is formed by
* concatenating the names of the base class and the associated class,
* in alphabetical order.
*/
if ( $join_class_name === null ) {
$base_model = \explode( '\\', $base_class_name );
$base_model_name = \end( $base_model );
if ( \strpos( $base_model_name, static::$auto_prefix_models ) === 0 ) {
$base_model_name = \substr( $base_model_name, \strlen( static::$auto_prefix_models ), \strlen( $base_model_name ) );
}
// Paris wasn't checking the name settings for the associated class.
$associated_model = \explode( '\\', $associated_class_name );
$associated_model_name = \end( $associated_model );
if ( \strpos( $associated_model_name, static::$auto_prefix_models ) === 0 ) {
$associated_model_name = \substr( $associated_model_name, \strlen( static::$auto_prefix_models ), \strlen( $associated_model_name ) );
}
$class_names = [ $base_model_name, $associated_model_name ];
\sort( $class_names, \SORT_STRING );
$join_class_name = \implode( '', $class_names );
}
// Get table names for each class.
$base_table_name = static::get_table_name_for_class( $base_class_name );
$associated_table_name = static::get_table_name_for_class( static::$auto_prefix_models . $associated_class_name );
$join_table_name = static::get_table_name_for_class( static::$auto_prefix_models . $join_class_name );
// Get ID column names.
$base_table_id_column = ( $key_in_base_table === null ) ? static::get_id_column_name( $base_class_name ) : $key_in_base_table;
$associated_table_id_column = ( $key_in_associated_table === null ) ? static::get_id_column_name( static::$auto_prefix_models . $associated_class_name ) : $key_in_associated_table;
// Get the column names for each side of the join table.
$key_to_base_table = static::build_foreign_key_name( $key_to_base_table, $base_table_name );
$key_to_associated_table = static::build_foreign_key_name( $key_to_associated_table, $associated_table_name );
/* phpcs:ignore Squiz.PHP.CommentedOutCode.Found -- Reason: This is commented out code.
" SELECT {$associated_table_name}.*
FROM {$associated_table_name} JOIN {$join_table_name}
ON {$associated_table_name}.{$associated_table_id_column} = {$join_table_name}.{$key_to_associated_table}
WHERE {$join_table_name}.{$key_to_base_table} = {$this->$base_table_id_column} ;"
*/
return static::factory( $associated_class_name )
->select( "{$associated_table_name}.*" )
->join(
$join_table_name,
[
"{$associated_table_name}.{$associated_table_id_column}",
'=',
"{$join_table_name}.{$key_to_associated_table}",
]
)
->where( "{$join_table_name}.{$key_to_base_table}", $this->{$base_table_id_column} );
}