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<?php
/**
* API\Reports\Coupons\DataStore class file.
*/
namespace Automattic\WooCommerce\Admin\API\Reports\Coupons;
defined( 'ABSPATH' ) || exit;
use Automattic\WooCommerce\Admin\API\Reports\DataStore as ReportsDataStore;
use Automattic\WooCommerce\Admin\API\Reports\DataStoreInterface;
use Automattic\WooCommerce\Admin\API\Reports\TimeInterval;
use Automattic\WooCommerce\Admin\API\Reports\SqlQuery;
use Automattic\WooCommerce\Admin\API\Reports\Cache as ReportsCache;
/**
* API\Reports\Coupons\DataStore.
*/
class DataStore extends ReportsDataStore implements DataStoreInterface {
/**
* Table used to get the data.
*
* @override ReportsDataStore::$table_name
*
* @var string
*/
protected static $table_name = 'wc_order_coupon_lookup';
/**
* Cache identifier.
*
* @override ReportsDataStore::$cache_key
*
* @var string
*/
protected $cache_key = 'coupons';
/**
* Mapping columns to data type to return correct response types.
*
* @override ReportsDataStore::$column_types
*
* @var array
*/
protected $column_types = array(
'coupon_id' => 'intval',
'amount' => 'floatval',
'orders_count' => 'intval',
);
/**
* Data store context used to pass to filters.
*
* @override ReportsDataStore::$context
*
* @var string
*/
protected $context = 'coupons';
/**
* Assign report columns once full table name has been assigned.
*
* @override ReportsDataStore::assign_report_columns()
*/
protected function assign_report_columns() {
$table_name = self::get_db_table_name();
$this->report_columns = array(
'coupon_id' => 'coupon_id',
'amount' => 'SUM(discount_amount) as amount',
'orders_count' => "COUNT(DISTINCT {$table_name}.order_id) as orders_count",
);
}
// This method was already available as non-final, marking it as final now would make it backwards-incompatible.
// phpcs:disable WooCommerce.Functions.InternalInjectionMethod.MissingFinal
/**
* Set up all the hooks for maintaining and populating table data.
*
* @internal
*/
public static function init() {
add_action( 'woocommerce_analytics_delete_order_stats', array( __CLASS__, 'sync_on_order_delete' ), 5 );
}
// phpcs:enable WooCommerce.Functions.InternalInjectionMethod.MissingFinal
/**
* Returns an array of ids of included coupons, based on query arguments from the user.
*
* @param array $query_args Parameters supplied by the user.
* @return array
*/
protected function get_included_coupons_array( $query_args ) {
if ( isset( $query_args['coupons'] ) && is_array( $query_args['coupons'] ) && count( $query_args['coupons'] ) > 0 ) {
return $query_args['coupons'];
}
return array();
}
/**
* Updates the database query with parameters used for Products report: categories and order status.
*
* @param array $query_args Query arguments supplied by the user.
*/
protected function add_sql_query_params( $query_args ) {
global $wpdb;
$order_coupon_lookup_table = self::get_db_table_name();
$this->add_time_period_sql_params( $query_args, $order_coupon_lookup_table );
$this->get_limit_sql_params( $query_args );
$included_coupons = $this->get_included_coupons( $query_args, 'coupons' );
if ( $included_coupons ) {
$this->subquery->add_sql_clause( 'where', "AND {$order_coupon_lookup_table}.coupon_id IN ({$included_coupons})" );
$this->add_order_by_params( $query_args, 'outer', 'default_results.coupon_id' );
} else {
$this->add_order_by_params( $query_args, 'inner', "{$order_coupon_lookup_table}.coupon_id" );
}
$this->add_order_status_clause( $query_args, $order_coupon_lookup_table, $this->subquery );
}
/**
* Fills ORDER BY clause of SQL request based on user supplied parameters.
*
* @param array $query_args Parameters supplied by the user.
* @param string $from_arg Target of the JOIN sql param.
* @param string $id_cell ID cell identifier, like `table_name.id_column_name`.
*/
protected function add_order_by_params( $query_args, $from_arg, $id_cell ) {
global $wpdb;
// Sanitize input: guarantee that the id cell in the join is quoted with backticks.
$id_cell_segments = explode( '.', str_replace( '`', '', $id_cell ) );
$id_cell_identifier = '`' . implode( '`.`', $id_cell_segments ) . '`';
$lookup_table = self::get_db_table_name();
$order_by_clause = $this->add_order_by_clause( $query_args, $this );
$join = "JOIN {$wpdb->posts} AS _coupons ON {$id_cell_identifier} = _coupons.ID";
$this->add_orderby_order_clause( $query_args, $this );
if ( 'inner' === $from_arg ) {
$this->subquery->clear_sql_clause( 'join' );
if ( false !== strpos( $order_by_clause, '_coupons' ) ) {
$this->subquery->add_sql_clause( 'join', $join );
}
} else {
$this->clear_sql_clause( 'join' );
if ( false !== strpos( $order_by_clause, '_coupons' ) ) {
$this->add_sql_clause( 'join', $join );
}
}
}
/**
* Maps ordering specified by the user to columns in the database/fields in the data.
*
* @override ReportsDataStore::normalize_order_by()
*
* @param string $order_by Sorting criterion.
* @return string
*/
protected function normalize_order_by( $order_by ) {
if ( 'date' === $order_by ) {
return 'time_interval';
}
if ( 'code' === $order_by ) {
return '_coupons.post_title';
}
return $order_by;
}
/**
* Enriches the coupon data with extra attributes.
*
* @param array $coupon_data Coupon data.
* @param array $query_args Query parameters.
*/
protected function include_extended_info( &$coupon_data, $query_args ) {
foreach ( $coupon_data as $idx => $coupon_datum ) {
$extended_info = new \ArrayObject();
if ( $query_args['extended_info'] ) {
$coupon_id = $coupon_datum['coupon_id'];
$coupon = new \WC_Coupon( $coupon_id );
if ( 0 === $coupon->get_id() ) {
// Deleted or otherwise invalid coupon.
$extended_info = array(
'code' => __( '(Deleted)', 'woocommerce' ),
'date_created' => '',
'date_created_gmt' => '',
'date_expires' => '',
'date_expires_gmt' => '',
'discount_type' => __( 'N/A', 'woocommerce' ),
);
} else {
$gmt_timzone = new \DateTimeZone( 'UTC' );
$date_expires = $coupon->get_date_expires();
if ( is_a( $date_expires, 'DateTime' ) ) {
$date_expires = $date_expires->format( TimeInterval::$iso_datetime_format );
$date_expires_gmt = new \DateTime( $date_expires );
$date_expires_gmt->setTimezone( $gmt_timzone );
$date_expires_gmt = $date_expires_gmt->format( TimeInterval::$iso_datetime_format );
} else {
$date_expires = '';
$date_expires_gmt = '';
}
$date_created = $coupon->get_date_created();
if ( is_a( $date_created, 'DateTime' ) ) {
$date_created = $date_created->format( TimeInterval::$iso_datetime_format );
$date_created_gmt = new \DateTime( $date_created );
$date_created_gmt->setTimezone( $gmt_timzone );
$date_created_gmt = $date_created_gmt->format( TimeInterval::$iso_datetime_format );
} else {
$date_created = '';
$date_created_gmt = '';
}
$extended_info = array(
'code' => $coupon->get_code(),
'date_created' => $date_created,
'date_created_gmt' => $date_created_gmt,
'date_expires' => $date_expires,
'date_expires_gmt' => $date_expires_gmt,
'discount_type' => $coupon->get_discount_type(),
);
}
}
$coupon_data[ $idx ]['extended_info'] = $extended_info;
}
}
/**
* Get coupon ID for an order.
*
* Tries to get the ID from order item meta, then falls back to a query of published coupons.
*
* @param \WC_Order_Item_Coupon $coupon_item The coupon order item object.
* @return int Coupon ID on success, 0 on failure.
*/
public static function get_coupon_id( \WC_Order_Item_Coupon $coupon_item ) {
// First attempt to get coupon ID from order item data.
$coupon_info = $coupon_item->get_meta( 'coupon_info', true );
if ( $coupon_info ) {
return json_decode( $coupon_info, true )[0];
}
$coupon_data = $coupon_item->get_meta( 'coupon_data', true );
// Normal checkout orders should have this data.
// See: https://github.com/woocommerce/woocommerce/blob/3dc7df7af9f7ca0c0aa34ede74493e856f276abe/includes/abstracts/abstract-wc-order.php#L1206.
if ( isset( $coupon_data['id'] ) ) {
return $coupon_data['id'];
}
// Try to get the coupon ID using the code.
return wc_get_coupon_id_by_code( $coupon_item->get_code() );
}
/**
* Get the default query arguments to be used by get_data().
* These defaults are only partially applied when used via REST API, as that has its own defaults.
*
* @override ReportsDataStore::get_default_query_vars()
*
* @return array Query parameters.
*/
public function get_default_query_vars() {
$defaults = parent::get_default_query_vars();
$defaults['orderby'] = 'coupon_id';
$defaults['coupons'] = array();
$defaults['extended_info'] = false;
return $defaults;
}
/**
* Returns the report data based on normalized parameters.
* Will be called by `get_data` if there is no data in cache.
*
* @override ReportsDataStore::get_noncached_data()
*
* @see get_data
* @param array $query_args Query parameters.
* @return stdClass|WP_Error Data object `{ totals: *, intervals: array, total: int, pages: int, page_no: int }`, or error.
*/
public function get_noncached_data( $query_args ) {
global $wpdb;
$table_name = self::get_db_table_name();
$this->initialize_queries();
$data = (object) array(
'data' => array(),
'total' => 0,
'pages' => 0,
'page_no' => 0,
);
$selections = $this->selected_columns( $query_args );
$included_coupons = $this->get_included_coupons_array( $query_args );
$limit_params = $this->get_limit_params( $query_args );
$this->subquery->add_sql_clause( 'select', $selections );
$this->add_sql_query_params( $query_args );
if ( count( $included_coupons ) > 0 ) {
$total_results = count( $included_coupons );
$total_pages = (int) ceil( $total_results / $limit_params['per_page'] );
$fields = $this->get_fields( $query_args );
$ids_table = $this->get_ids_table( $included_coupons, 'coupon_id' );
$this->add_sql_clause( 'select', $this->format_join_selections( $fields, array( 'coupon_id' ) ) );
$this->add_sql_clause( 'from', '(' );
$this->add_sql_clause( 'from', $this->subquery->get_query_statement() );
$this->add_sql_clause( 'from', ") AS {$table_name}" );
$this->add_sql_clause(
'right_join',
"RIGHT JOIN ( {$ids_table} ) AS default_results
ON default_results.coupon_id = {$table_name}.coupon_id"
);
$coupons_query = $this->get_query_statement();
} else {
$this->subquery->add_sql_clause( 'order_by', $this->get_sql_clause( 'order_by' ) );
$this->subquery->add_sql_clause( 'limit', $this->get_sql_clause( 'limit' ) );
$coupons_query = $this->subquery->get_query_statement();
$this->subquery->clear_sql_clause( array( 'select', 'order_by', 'limit' ) );
$this->subquery->add_sql_clause( 'select', 'coupon_id' );
$coupon_subquery = "SELECT COUNT(*) FROM (
{$this->subquery->get_query_statement()}
) AS tt";
$db_records_count = (int) $wpdb->get_var(
$coupon_subquery // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
);
$total_results = $db_records_count;
$total_pages = (int) ceil( $db_records_count / $limit_params['per_page'] );
if ( $query_args['page'] < 1 || $query_args['page'] > $total_pages ) {
return $data;
}
}
$coupon_data = $wpdb->get_results(
$coupons_query, // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
ARRAY_A
);
if ( null === $coupon_data ) {
return $data;
}
$this->include_extended_info( $coupon_data, $query_args );
$coupon_data = array_map( array( $this, 'cast_numbers' ), $coupon_data );
$data = (object) array(
'data' => $coupon_data,
'total' => $total_results,
'pages' => $total_pages,
'page_no' => (int) $query_args['page'],
);
return $data;
}
/**
* Create or update an an entry in the wc_order_coupon_lookup table for an order.
*
* @since 3.5.0
* @param int $order_id Order ID.
* @return int|bool Returns -1 if order won't be processed, or a boolean indicating processing success.
*/
public static function sync_order_coupons( $order_id ) {
global $wpdb;
$order = wc_get_order( $order_id );
if ( ! $order ) {
return -1;
}
// Refunds don't affect coupon stats so return successfully if one is called here.
if ( 'shop_order_refund' === $order->get_type() ) {
return true;
}
$table_name = self::get_db_table_name();
$existing_items = $wpdb->get_col(
$wpdb->prepare(
// phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared
"SELECT coupon_id FROM {$table_name} WHERE order_id = %d",
$order_id
)
);
$existing_items = array_flip( $existing_items );
$coupon_items = $order->get_items( 'coupon' );
$coupon_items_count = count( $coupon_items );
$num_updated = 0;
$num_deleted = 0;
foreach ( $coupon_items as $coupon_item ) {
$coupon_id = self::get_coupon_id( $coupon_item );
unset( $existing_items[ $coupon_id ] );
if ( ! $coupon_id ) {
// Insert a unique, but obviously invalid ID for this deleted coupon.
$num_deleted++;
$coupon_id = -1 * $num_deleted;
}
$result = $wpdb->replace(
self::get_db_table_name(),
array(
'order_id' => $order_id,
'coupon_id' => $coupon_id,
'discount_amount' => $coupon_item->get_discount(),
'date_created' => $order->get_date_created( 'edit' )->date( TimeInterval::$sql_datetime_format ),
),
array(
'%d',
'%d',
'%f',
'%s',
)
);
/**
* Fires when coupon's reports are updated.
*
* @param int $coupon_id Coupon ID.
* @param int $order_id Order ID.
*/
do_action( 'woocommerce_analytics_update_coupon', $coupon_id, $order_id );
// Sum the rows affected. Using REPLACE can affect 2 rows if the row already exists.
$num_updated += 2 === intval( $result ) ? 1 : intval( $result );
}
if ( ! empty( $existing_items ) ) {
$existing_items = array_flip( $existing_items );
$format = array_fill( 0, count( $existing_items ), '%d' );
$format = implode( ',', $format );
array_unshift( $existing_items, $order_id );
$wpdb->query(
$wpdb->prepare(
// phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared
"DELETE FROM {$table_name} WHERE order_id = %d AND coupon_id in ({$format})",
$existing_items
)
);
}
return ( $coupon_items_count === $num_updated );
}
/**
* Clean coupons data when an order is deleted.
*
* @param int $order_id Order ID.
*/
public static function sync_on_order_delete( $order_id ) {
global $wpdb;
$wpdb->delete( self::get_db_table_name(), array( 'order_id' => $order_id ) );
/**
* Fires when coupon's reports are removed from database.
*
* @param int $coupon_id Coupon ID.
* @param int $order_id Order ID.
*/
do_action( 'woocommerce_analytics_delete_coupon', 0, $order_id );
ReportsCache::invalidate();
}
/**
* Gets coupons based on the provided arguments.
*
* @todo Upon core merge, including this in core's `class-wc-coupon-data-store-cpt.php` might make more sense.
* @param array $args Array of args to filter the query by. Supports `include`.
* @return array Array of results.
*/
public function get_coupons( $args ) {
global $wpdb;
$query = "SELECT ID, post_title FROM {$wpdb->posts} WHERE post_type='shop_coupon'";
$included_coupons = $this->get_included_coupons( $args, 'include' );
if ( ! empty( $included_coupons ) ) {
$query .= " AND ID IN ({$included_coupons})";
}
return $wpdb->get_results( $query ); // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
}
/**
* Initialize query objects.
*/
protected function initialize_queries() {
$this->clear_all_clauses();
$this->subquery = new SqlQuery( $this->context . '_subquery' );
$this->subquery->add_sql_clause( 'from', self::get_db_table_name() );
$this->subquery->add_sql_clause( 'group_by', 'coupon_id' );
}
}
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