class MyDataStore extends DataStore implements DataStoreInterface { * /** Cache identifier, used by the `DataStore` class to handle caching for you. */ * protected $cache_key = 'my_thing'; * /** Data store context used to pass to filters. */ * protected $context = 'my_thing'; * /** Table used to get the data. */ * protected static $table_name = 'my_table'; * /** * * Method that overrides the `DataStore::get_noncached_data()` to return the report data. * * Will be called by `get_data` if there is no data in cache. * */ * public function get_noncached_data( $query ) { * // Do your magic. * * // Then return your data in conforming object structure. * return (object) array( * 'data' => $product_data, * 'total' => 1, * 'page_no' => 1, * 'pages' => 1, * ); * } * } * * * Please use the `woocommerce_data_stores` filter to add your custom data store to the list of available ones. * Then, your store could be accessed by Controller classes ({@see GenericController::get_datastore_data() GenericController::get_datastore_data()}) * or using {@link \WC_Data_Store::load() \WC_Data_Store::load()}. * * We recommend registering using the REST base name of your Controller as the key, e.g.: *
add_filter( 'woocommerce_data_stores', function( $stores ) {
 *     $stores['reports/my-thing'] = 'MyExtension\Admin\Analytics\Rest_API\MyDataStore';
 * } );
 * 
* This way, `GenericController` will pick it up automatically. * * Note that this class is NOT {@link https://developer.woocommerce.com/docs/how-to-manage-woocommerce-data-stores/ a CRUD data store}. * It does not implement the {@see WC_Object_Data_Store_Interface WC_Object_Data_Store_Interface} nor extend WC_Data & WC_Data_Store_WP classes. */ class DataStore extends SqlQuery implements DataStoreInterface { /** * Cache group for the reports. * * @var string */ protected $cache_group = 'reports'; /** * Time out for the cache. * * @var int */ protected $cache_timeout = 3600; /** * Cache identifier. * * @var string */ protected $cache_key = ''; /** * Table used as a data store for this report. * * @var string */ protected static $table_name = ''; /** * Date field name. * * @var string */ protected $date_column_name = 'date_created'; /** * Mapping columns to data type to return correct response types. * * @var array */ protected $column_types = array(); /** * SQL columns to select in the db query. * * @var array */ protected $report_columns = array(); // @todo This does not really belong here, maybe factor out the comparison as separate class? /** * Order by property, used in the cmp function. * * @var string */ private $order_by = ''; /** * Order property, used in the cmp function. * * @var string */ private $order = ''; /** * Query limit parameters. * * @var array */ private $limit_parameters = array(); /** * Data store context used to pass to filters. * * @override SqlQuery * * @var string */ protected $context = 'reports'; /** * Subquery object for query nesting. * * @var SqlQuery */ protected $subquery; /** * Totals query object. * * @var SqlQuery */ protected $total_query; /** * Intervals query object. * * @var SqlQuery */ protected $interval_query; /** * Refresh the cache for the current query when true. * * @var bool */ protected $force_cache_refresh = false; /** * Include debugging information in the returned data when true. * * @var bool */ protected $debug_cache = true; /** * Debugging information to include in the returned data. * * @var array */ protected $debug_cache_data = array(); /** * Class constructor. * * @override SqlQuery::__construct() */ public function __construct() { self::set_db_table_name(); $this->assign_report_columns(); if ( $this->report_columns ) { $this->report_columns = apply_filters( 'woocommerce_admin_report_columns', $this->report_columns, $this->context, self::get_db_table_name() ); } // Utilize enveloped responses to include debugging info. // See https://querymonitor.com/blog/2021/05/debugging-wordpress-rest-api-requests/ if ( isset( $_GET['_envelope'] ) ) { $this->debug_cache = true; add_filter( 'rest_envelope_response', array( $this, 'add_debug_cache_to_envelope' ), 999, 2 ); } } /** * Get the data based on args. * * Returns the report data based on parameters supplied by the user. * Fetches it from cache or returns `get_noncached_data` result. * * @param array $query_args Query parameters. * @return stdClass|WP_Error */ public function get_data( $query_args ) { $defaults = $this->get_default_query_vars(); $query_args = wp_parse_args( $query_args, $defaults ); $this->normalize_timezones( $query_args, $defaults ); /* * We need to get the cache key here because * parent::update_intervals_sql_params() modifies $query_args. */ $cache_key = $this->get_cache_key( $query_args ); $data = $this->get_cached_data( $cache_key ); if ( false === $data ) { $data = $this->get_noncached_data( $query_args ); $this->set_cached_data( $cache_key, $data ); } return $data; } /** * 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. * * @return array Query parameters. */ public function get_default_query_vars() { return array( 'per_page' => get_option( 'posts_per_page' ), 'page' => 1, 'order' => 'DESC', 'orderby' => 'date', 'before' => TimeInterval::default_before(), 'after' => TimeInterval::default_after(), 'fields' => '*', ); } /** * Get table name from database class. */ public static function get_db_table_name() { global $wpdb; return isset( $wpdb->{static::$table_name} ) ? $wpdb->{static::$table_name} : $wpdb->prefix . static::$table_name; } /** * Returns the report data based on normalized parameters. * Will be called by `get_data` if there is no data in cache. * * @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 ) { /* translators: %s: Method name */ return new \WP_Error( 'invalid-method', sprintf( __( "Method '%s' not implemented. Must be overridden in subclass.", 'woocommerce' ), __METHOD__ ), array( 'status' => 405 ) ); } /** * Set table name from database class. */ protected static function set_db_table_name() { global $wpdb; if ( static::$table_name && ! isset( $wpdb->{static::$table_name} ) ) { $wpdb->{static::$table_name} = $wpdb->prefix . static::$table_name; } } /** * Whether or not the report should use the caching layer. * * Provides an opportunity for plugins to prevent reports from using cache. * * @return boolean Whether or not to utilize caching. */ protected function should_use_cache() { /** * Determines if a report will utilize caching. * * @param bool $use_cache Whether or not to use cache. * @param string $cache_key The report's cache key. Used to identify the report. */ return (bool) apply_filters( 'woocommerce_analytics_report_should_use_cache', true, $this->cache_key ); } /** * Returns string to be used as cache key for the data. * * @param array $params Query parameters. * @return string */ protected function get_cache_key( $params ) { if ( isset( $params['force_cache_refresh'] ) ) { if ( true === $params['force_cache_refresh'] ) { $this->force_cache_refresh = true; } // We don't want this param in the key. unset( $params['force_cache_refresh'] ); } if ( true === $this->debug_cache ) { $this->debug_cache_data['query_args'] = $params; } return implode( '_', array( 'wc_report', $this->cache_key, md5( wp_json_encode( $params ) ), ) ); } /** * Wrapper around Cache::get(). * * @param string $cache_key Cache key. * @return mixed */ protected function get_cached_data( $cache_key ) { if ( true === $this->debug_cache ) { $this->debug_cache_data['should_use_cache'] = $this->should_use_cache(); $this->debug_cache_data['force_cache_refresh'] = $this->force_cache_refresh; $this->debug_cache_data['cache_hit'] = false; } if ( $this->should_use_cache() && false === $this->force_cache_refresh ) { $cached_data = Cache::get( $cache_key ); $cache_hit = false !== $cached_data; if ( true === $this->debug_cache ) { $this->debug_cache_data['cache_hit'] = $cache_hit; } return $cached_data; } // Cached item has now functionally been refreshed. Reset the option. $this->force_cache_refresh = false; return false; } /** * Wrapper around Cache::set(). * * @param string $cache_key Cache key. * @param mixed $value New value. * @return bool */ protected function set_cached_data( $cache_key, $value ) { if ( $this->should_use_cache() ) { return Cache::set( $cache_key, $value ); } return true; } /** * Add cache debugging information to an enveloped API response. * * @param array $envelope * @param \WP_REST_Response $response * * @return array */ public function add_debug_cache_to_envelope( $envelope, $response ) { if ( 0 !== strncmp( '/wc-analytics', $response->get_matched_route(), 13 ) ) { return $envelope; } if ( ! empty( $this->debug_cache_data ) ) { $envelope['debug_cache'] = $this->debug_cache_data; } return $envelope; } /** * Compares two report data objects by pre-defined object property and ASC/DESC ordering. * * @param stdClass $a Object a. * @param stdClass $b Object b. * @return string */ private function interval_cmp( $a, $b ) { if ( '' === $this->order_by || '' === $this->order ) { return 0; // @todo Should return WP_Error here perhaps? } if ( $a[ $this->order_by ] === $b[ $this->order_by ] ) { // As relative order is undefined in case of equality in usort, second-level sorting by date needs to be enforced // so that paging is stable. if ( $a['time_interval'] === $b['time_interval'] ) { return 0; // This should never happen. } elseif ( $a['time_interval'] > $b['time_interval'] ) { return 1; } elseif ( $a['time_interval'] < $b['time_interval'] ) { return -1; } } elseif ( $a[ $this->order_by ] > $b[ $this->order_by ] ) { return strtolower( $this->order ) === 'desc' ? -1 : 1; } elseif ( $a[ $this->order_by ] < $b[ $this->order_by ] ) { return strtolower( $this->order ) === 'desc' ? 1 : -1; } } /** * Sorts intervals according to user's request. * * They are pre-sorted in SQL, but after adding gaps, they need to be sorted including the added ones. * * @param stdClass $data Data object, must contain an array under $data->intervals. * @param string $sort_by Ordering property. * @param string $direction DESC/ASC. */ protected function sort_intervals( &$data, $sort_by, $direction ) { $this->sort_array( $data->intervals, $sort_by, $direction ); } /** * Sorts array of arrays based on subarray key $sort_by. * * @param array $arr Array to sort. * @param string $sort_by Ordering property. * @param string $direction DESC/ASC. */ protected function sort_array( &$arr, $sort_by, $direction ) { $this->order_by = $this->normalize_order_by( $sort_by ); $this->order = $direction; usort( $arr, array( $this, 'interval_cmp' ) ); } /** * Fills in interval gaps from DB with 0-filled objects. * * @param array $db_intervals Array of all intervals present in the db. * @param DateTime $start_datetime Start date. * @param DateTime $end_datetime End date. * @param string $time_interval Time interval, e.g. day, week, month. * @param stdClass $data Data with SQL extracted intervals. * @return stdClass */ protected function fill_in_missing_intervals( $db_intervals, $start_datetime, $end_datetime, $time_interval, &$data ) { // @todo This is ugly and messy. $local_tz = new \DateTimeZone( wc_timezone_string() ); // At this point, we don't know when we can stop iterating, as the ordering can be based on any value. $time_ids = array_flip( wp_list_pluck( $data->intervals, 'time_interval' ) ); $db_intervals = array_flip( $db_intervals ); // Totals object used to get all needed properties. $totals_arr = get_object_vars( $data->totals ); foreach ( $totals_arr as $key => $val ) { $totals_arr[ $key ] = 0; } // @todo Should 'products' be in intervals? unset( $totals_arr['products'] ); while ( $start_datetime <= $end_datetime ) { $next_start = TimeInterval::iterate( $start_datetime, $time_interval ); $time_id = TimeInterval::time_interval_id( $time_interval, $start_datetime ); // Either create fill-zero interval or use data from db. if ( $next_start > $end_datetime ) { $interval_end = $end_datetime->format( 'Y-m-d H:i:s' ); } else { $prev_end_timestamp = (int) $next_start->format( 'U' ) - 1; $prev_end = new \DateTime(); $prev_end->setTimestamp( $prev_end_timestamp ); $prev_end->setTimezone( $local_tz ); $interval_end = $prev_end->format( 'Y-m-d H:i:s' ); } if ( array_key_exists( $time_id, $time_ids ) ) { // For interval present in the db for this time frame, just fill in dates. $record = &$data->intervals[ $time_ids[ $time_id ] ]; $record['date_start'] = $start_datetime->format( 'Y-m-d H:i:s' ); $record['date_end'] = $interval_end; } elseif ( ! array_key_exists( $time_id, $db_intervals ) ) { // For intervals present in the db outside of this time frame, do nothing. // For intervals not present in the db, fabricate it. $record_arr = array(); $record_arr['time_interval'] = $time_id; $record_arr['date_start'] = $start_datetime->format( 'Y-m-d H:i:s' ); $record_arr['date_end'] = $interval_end; $data->intervals[] = array_merge( $record_arr, $totals_arr ); } $start_datetime = $next_start; } return $data; } /** * Converts input datetime parameters to local timezone. If there are no inputs from the user in query_args, * uses default from $defaults. * * @param array $query_args Array of query arguments. * @param array $defaults Array of default values. */ protected function normalize_timezones( &$query_args, $defaults ) { $local_tz = new \DateTimeZone( wc_timezone_string() ); foreach ( array( 'before', 'after' ) as $query_arg_key ) { if ( isset( $query_args[ $query_arg_key ] ) && is_string( $query_args[ $query_arg_key ] ) ) { // Assume that unspecified timezone is a local timezone. $datetime = new \DateTime( $query_args[ $query_arg_key ], $local_tz ); // In case timezone was forced by using +HH:MM, convert to local timezone. $datetime->setTimezone( $local_tz ); $query_args[ $query_arg_key ] = $datetime; } elseif ( isset( $query_args[ $query_arg_key ] ) && is_a( $query_args[ $query_arg_key ], 'DateTime' ) ) { // In case timezone is in other timezone, convert to local timezone. $query_args[ $query_arg_key ]->setTimezone( $local_tz ); } else { $query_args[ $query_arg_key ] = isset( $defaults[ $query_arg_key ] ) ? $defaults[ $query_arg_key ] : null; } } } /** * Removes extra records from intervals so that only requested number of records get returned. * * @param stdClass $data Data from whose intervals the records get removed. * @param int $page_no Offset requested by the user. * @param int $items_per_page Number of records requested by the user. * @param int $db_interval_count Database interval count. * @param int $expected_interval_count Expected interval count on the output. * @param string $order_by Order by field. * @param string $order ASC or DESC. */ protected function remove_extra_records( &$data, $page_no, $items_per_page, $db_interval_count, $expected_interval_count, $order_by, $order ) { if ( 'date' === strtolower( $order_by ) ) { $offset = 0; } else { if ( 'asc' === strtolower( $order ) ) { $offset = ( $page_no - 1 ) * $items_per_page; } else { $offset = ( $page_no - 1 ) * $items_per_page - $db_interval_count; } $offset = $offset < 0 ? 0 : $offset; } $count = $expected_interval_count - ( $page_no - 1 ) * $items_per_page; if ( $count < 0 ) { $count = 0; } elseif ( $count > $items_per_page ) { $count = $items_per_page; } $data->intervals = array_slice( $data->intervals, $offset, $count ); } /** * Returns expected number of items on the page in case of date ordering. * * @param int $expected_interval_count Expected number of intervals in total. * @param int $items_per_page Number of items per page. * @param int $page_no Page number. * * @return float|int */ protected function expected_intervals_on_page( $expected_interval_count, $items_per_page, $page_no ) { $total_pages = (int) ceil( $expected_interval_count / $items_per_page ); if ( $page_no < $total_pages ) { return $items_per_page; } elseif ( $page_no === $total_pages ) { return $expected_interval_count - ( $page_no - 1 ) * $items_per_page; } else { return 0; } } /** * Returns true if there are any intervals that need to be filled in the response. * * @param int $expected_interval_count Expected number of intervals in total. * @param int $db_records Total number of records for given period in the database. * @param int $items_per_page Number of items per page. * @param int $page_no Page number. * @param string $order asc or desc. * @param string $order_by Column by which the result will be sorted. * @param int $intervals_count Number of records for given (possibly shortened) time interval. * * @return bool */ protected function intervals_missing( $expected_interval_count, $db_records, $items_per_page, $page_no, $order, $order_by, $intervals_count ) { if ( $expected_interval_count <= $db_records ) { return false; } if ( 'date' === $order_by ) { $expected_intervals_on_page = $this->expected_intervals_on_page( $expected_interval_count, $items_per_page, $page_no ); return $intervals_count < $expected_intervals_on_page; } if ( 'desc' === $order ) { return $page_no > floor( $db_records / $items_per_page ); } if ( 'asc' === $order ) { return $page_no <= ceil( ( $expected_interval_count - $db_records ) / $items_per_page ); } // Invalid ordering. return false; } /** * Updates the LIMIT query part for Intervals query of the report. * * If there are less records in the database than time intervals, then we need to remap offset in SQL query * to fetch correct records. * * @param array $query_args Query arguments. * @param int $db_interval_count Database interval count. * @param int $expected_interval_count Expected interval count on the output. * @param string $table_name Name of the db table relevant for the date constraint. */ protected function update_intervals_sql_params( &$query_args, $db_interval_count, $expected_interval_count, $table_name ) { if ( $db_interval_count === $expected_interval_count ) { return; } $params = $this->get_limit_params( $query_args ); $local_tz = new \DateTimeZone( wc_timezone_string() ); if ( 'date' === strtolower( $query_args['orderby'] ) ) { // page X in request translates to slightly different dates in the db, in case some // records are missing from the db. $start_iteration = 0; $end_iteration = 0; if ( 'asc' === strtolower( $query_args['order'] ) ) { // ORDER BY date ASC. $new_start_date = $query_args['after']; $intervals_to_skip = ( $query_args['page'] - 1 ) * $params['per_page']; $latest_end_date = $query_args['before']; for ( $i = 0; $i < $intervals_to_skip; $i++ ) { if ( $new_start_date > $latest_end_date ) { $new_start_date = $latest_end_date; $start_iteration = 0; break; } $new_start_date = TimeInterval::iterate( $new_start_date, $query_args['interval'] ); $start_iteration ++; } $new_end_date = clone $new_start_date; for ( $i = 0; $i < $params['per_page']; $i++ ) { if ( $new_end_date > $latest_end_date ) { break; } $new_end_date = TimeInterval::iterate( $new_end_date, $query_args['interval'] ); $end_iteration ++; } if ( $new_end_date > $latest_end_date ) { $new_end_date = $latest_end_date; $end_iteration = 0; } if ( $end_iteration ) { $new_end_date_timestamp = (int) $new_end_date->format( 'U' ) - 1; $new_end_date->setTimestamp( $new_end_date_timestamp ); } } else { // ORDER BY date DESC. $new_end_date = $query_args['before']; $intervals_to_skip = ( $query_args['page'] - 1 ) * $params['per_page']; $earliest_start_date = $query_args['after']; for ( $i = 0; $i < $intervals_to_skip; $i++ ) { if ( $new_end_date < $earliest_start_date ) { $new_end_date = $earliest_start_date; $end_iteration = 0; break; } $new_end_date = TimeInterval::iterate( $new_end_date, $query_args['interval'], true ); $end_iteration ++; } $new_start_date = clone $new_end_date; for ( $i = 0; $i < $params['per_page']; $i++ ) { if ( $new_start_date < $earliest_start_date ) { break; } $new_start_date = TimeInterval::iterate( $new_start_date, $query_args['interval'], true ); $start_iteration ++; } if ( $new_start_date < $earliest_start_date ) { $new_start_date = $earliest_start_date; $start_iteration = 0; } if ( $start_iteration ) { // @todo Is this correct? should it only be added if iterate runs? other two iterate instances, too? $new_start_date_timestamp = (int) $new_start_date->format( 'U' ) + 1; $new_start_date->setTimestamp( $new_start_date_timestamp ); } } // @todo - Do this without modifying $query_args? $query_args['adj_after'] = $new_start_date; $query_args['adj_before'] = $new_end_date; $adj_after = $new_start_date->format( TimeInterval::$sql_datetime_format ); $adj_before = $new_end_date->format( TimeInterval::$sql_datetime_format ); $this->interval_query->clear_sql_clause( array( 'where_time', 'limit' ) ); $this->interval_query->add_sql_clause( 'where_time', "AND {$table_name}.`{$this->date_column_name}` <= '$adj_before'" ); $this->interval_query->add_sql_clause( 'where_time', "AND {$table_name}.`{$this->date_column_name}` >= '$adj_after'" ); $this->clear_sql_clause( 'limit' ); $this->add_sql_clause( 'limit', 'LIMIT 0,' . $params['per_page'] ); } else { if ( 'asc' === $query_args['order'] ) { $offset = ( ( $query_args['page'] - 1 ) * $params['per_page'] ) - ( $expected_interval_count - $db_interval_count ); $offset = $offset < 0 ? 0 : $offset; $count = $query_args['page'] * $params['per_page'] - ( $expected_interval_count - $db_interval_count ); if ( $count < 0 ) { $count = 0; } elseif ( $count > $params['per_page'] ) { $count = $params['per_page']; } $this->clear_sql_clause( 'limit' ); $this->add_sql_clause( 'limit', 'LIMIT ' . $offset . ',' . $count ); } // Otherwise no change in limit clause. // @todo - Do this without modifying $query_args? $query_args['adj_after'] = $query_args['after']; $query_args['adj_before'] = $query_args['before']; } } /** * Casts strings returned from the database to appropriate data types for output. * * @param array $array Associative array of values extracted from the database. * @return array|WP_Error */ protected function cast_numbers( $array ) { $retyped_array = array(); $column_types = apply_filters( 'woocommerce_rest_reports_column_types', $this->column_types, $array ); foreach ( $array as $column_name => $value ) { if ( is_array( $value ) ) { $value = $this->cast_numbers( $value ); } if ( isset( $column_types[ $column_name ] ) ) { $retyped_array[ $column_name ] = $column_types[ $column_name ]( $value ); } else { $retyped_array[ $column_name ] = $value; } } return $retyped_array; } /** * Returns a list of columns selected by the query_args formatted as a comma separated string. * * @param array $query_args User-supplied options. * @return string */ protected function selected_columns( $query_args ) { $selections = $this->report_columns; if ( isset( $query_args['fields'] ) && is_array( $query_args['fields'] ) ) { $keep = array(); foreach ( $query_args['fields'] as $field ) { if ( isset( $selections[ $field ] ) ) { $keep[ $field ] = $selections[ $field ]; } } $selections = implode( ', ', $keep ); } else { $selections = implode( ', ', $selections ); } return $selections; } /** * Get the excluded order statuses used when calculating reports. * * @return array */ protected static function get_excluded_report_order_statuses() { $excluded_statuses = \WC_Admin_Settings::get_option( 'woocommerce_excluded_report_order_statuses', array( 'pending', 'failed', 'cancelled' ) ); $excluded_statuses = array_merge( array( 'auto-draft', 'trash' ), array_map( 'esc_sql', $excluded_statuses ) ); return apply_filters( 'woocommerce_analytics_excluded_order_statuses', $excluded_statuses ); } /** * Maps order status provided by the user to the one used in the database. * * @param string $status Order status. * @return string */ protected static function normalize_order_status( $status ) { $status = trim( $status ); return 'wc-' . $status; } /** * Normalizes order_by clause to match to SQL query. * * @param string $order_by Order by option requested by user. * @return string */ protected function normalize_order_by( $order_by ) { if ( 'date' === $order_by ) { return 'time_interval'; } return $order_by; } /** * Updates start and end dates for intervals so that they represent intervals' borders, not times when data in db were recorded. * * E.g. if there are db records for only Tuesday and Thursday this week, the actual week interval is [Mon, Sun], not [Tue, Thu]. * * @param DateTime $start_datetime Start date. * @param DateTime $end_datetime End date. * @param string $time_interval Time interval, e.g. day, week, month. * @param array $intervals Array of intervals extracted from SQL db. */ protected function update_interval_boundary_dates( $start_datetime, $end_datetime, $time_interval, &$intervals ) { $local_tz = new \DateTimeZone( wc_timezone_string() ); foreach ( $intervals as $key => $interval ) { $datetime = new \DateTime( $interval['datetime_anchor'], $local_tz ); $prev_start = TimeInterval::iterate( $datetime, $time_interval, true ); // @todo Not sure if the +1/-1 here are correct, especially as they are applied before the ?: below. $prev_start_timestamp = (int) $prev_start->format( 'U' ) + 1; $prev_start->setTimestamp( $prev_start_timestamp ); if ( $start_datetime ) { $date_start = $prev_start < $start_datetime ? $start_datetime : $prev_start; $intervals[ $key ]['date_start'] = $date_start->format( 'Y-m-d H:i:s' ); } else { $intervals[ $key ]['date_start'] = $prev_start->format( 'Y-m-d H:i:s' ); } $next_end = TimeInterval::iterate( $datetime, $time_interval ); $next_end_timestamp = (int) $next_end->format( 'U' ) - 1; $next_end->setTimestamp( $next_end_timestamp ); if ( $end_datetime ) { $date_end = $next_end > $end_datetime ? $end_datetime : $next_end; $intervals[ $key ]['date_end'] = $date_end->format( 'Y-m-d H:i:s' ); } else { $intervals[ $key ]['date_end'] = $next_end->format( 'Y-m-d H:i:s' ); } $intervals[ $key ]['interval'] = $time_interval; } } /** * Change structure of intervals to form a correct response. * * Also converts local datetimes to GMT and adds them to the intervals. * * @param array $intervals Time interval, e.g. day, week, month. */ protected function create_interval_subtotals( &$intervals ) { foreach ( $intervals as $key => $interval ) { $start_gmt = TimeInterval::convert_local_datetime_to_gmt( $interval['date_start'] ); $end_gmt = TimeInterval::convert_local_datetime_to_gmt( $interval['date_end'] ); // Move intervals result to subtotals object. $intervals[ $key ] = array( 'interval' => $interval['time_interval'], 'date_start' => $interval['date_start'], 'date_start_gmt' => $start_gmt->format( TimeInterval::$sql_datetime_format ), 'date_end' => $interval['date_end'], 'date_end_gmt' => $end_gmt->format( TimeInterval::$sql_datetime_format ), ); unset( $interval['interval'] ); unset( $interval['date_start'] ); unset( $interval['date_end'] ); unset( $interval['datetime_anchor'] ); unset( $interval['time_interval'] ); $intervals[ $key ]['subtotals'] = (object) $this->cast_numbers( $interval ); } } /** * Fills WHERE clause of SQL request with date-related constraints. * * @param array $query_args Parameters supplied by the user. * @param string $table_name Name of the db table relevant for the date constraint. */ protected function add_time_period_sql_params( $query_args, $table_name ) { $this->clear_sql_clause( array( 'from', 'where_time', 'where' ) ); if ( isset( $this->subquery ) ) { $this->subquery->clear_sql_clause( 'where_time' ); } if ( isset( $query_args['before'] ) && '' !== $query_args['before'] ) { if ( is_a( $query_args['before'], 'WC_DateTime' ) ) { $datetime_str = $query_args['before']->date( TimeInterval::$sql_datetime_format ); } else { $datetime_str = $query_args['before']->format( TimeInterval::$sql_datetime_format ); } if ( isset( $this->subquery ) ) { $this->subquery->add_sql_clause( 'where_time', "AND {$table_name}.`{$this->date_column_name}` <= '$datetime_str'" ); } else { $this->add_sql_clause( 'where_time', "AND {$table_name}.`{$this->date_column_name}` <= '$datetime_str'" ); } } if ( isset( $query_args['after'] ) && '' !== $query_args['after'] ) { if ( is_a( $query_args['after'], 'WC_DateTime' ) ) { $datetime_str = $query_args['after']->date( TimeInterval::$sql_datetime_format ); } else { $datetime_str = $query_args['after']->format( TimeInterval::$sql_datetime_format ); } if ( isset( $this->subquery ) ) { $this->subquery->add_sql_clause( 'where_time', "AND {$table_name}.`{$this->date_column_name}` >= '$datetime_str'" ); } else { $this->add_sql_clause( 'where_time', "AND {$table_name}.`{$this->date_column_name}` >= '$datetime_str'" ); } } } /** * Fills LIMIT clause of SQL request based on user supplied parameters. * * @param array $query_args Parameters supplied by the user. * @return array */ protected function get_limit_sql_params( $query_args ) { global $wpdb; $params = $this->get_limit_params( $query_args ); $this->clear_sql_clause( 'limit' ); $this->add_sql_clause( 'limit', $wpdb->prepare( 'LIMIT %d, %d', $params['offset'], $params['per_page'] ) ); return $params; } /** * Fills LIMIT parameters of SQL request based on user supplied parameters. * * @param array $query_args Parameters supplied by the user. * @return array */ protected function get_limit_params( $query_args = array() ) { if ( isset( $query_args['per_page'] ) && is_numeric( $query_args['per_page'] ) ) { $this->limit_parameters['per_page'] = (int) $query_args['per_page']; } else { $this->limit_parameters['per_page'] = get_option( 'posts_per_page' ); } $this->limit_parameters['offset'] = 0; if ( isset( $query_args['page'] ) ) { $this->limit_parameters['offset'] = ( (int) $query_args['page'] - 1 ) * $this->limit_parameters['per_page']; } return $this->limit_parameters; } /** * Generates a virtual table given a list of IDs. * * @param array $ids Array of IDs. * @param array $id_field Name of the ID field. * @param array $other_values Other values that must be contained in the virtual table. * @return array */ protected function get_ids_table( $ids, $id_field, $other_values = array() ) { global $wpdb; $selects = array(); foreach ( $ids as $id ) { // phpcs:disable WordPress.DB.PreparedSQL.InterpolatedNotPrepared $new_select = $wpdb->prepare( "SELECT %s AS {$id_field}", $id ); foreach ( $other_values as $key => $value ) { $new_select .= $wpdb->prepare( ", %s AS {$key}", $value ); } // phpcs:enable WordPress.DB.PreparedSQL.InterpolatedNotPrepared array_push( $selects, $new_select ); } return join( ' UNION ', $selects ); } /** * Returns a comma separated list of the fields in the `query_args`, if there aren't, returns `report_columns` keys. * * @param array $query_args Parameters supplied by the user. * @return array */ protected function get_fields( $query_args ) { if ( isset( $query_args['fields'] ) && is_array( $query_args['fields'] ) ) { return $query_args['fields']; } return array_keys( $this->report_columns ); } /** * Returns a comma separated list of the field names prepared to be used for a selection after a join with `default_results`. * * @param array $fields Array of fields name. * @param array $default_results_fields Fields to load from `default_results` table. * @param array $outer_selections Array of fields that are not selected in the inner query. * @return string */ protected function format_join_selections( $fields, $default_results_fields, $outer_selections = array() ) { foreach ( $fields as $i => $field ) { foreach ( $default_results_fields as $default_results_field ) { if ( $field === $default_results_field ) { $field = esc_sql( $field ); $fields[ $i ] = "default_results.{$field} AS {$field}"; } } if ( in_array( $field, $outer_selections, true ) && array_key_exists( $field, $this->report_columns ) ) { $fields[ $i ] = $this->report_columns[ $field ]; } } return implode( ', ', $fields ); } /** * Fills ORDER BY clause of SQL request based on user supplied parameters. * * @param array $query_args Parameters supplied by the user. */ protected function add_order_by_sql_params( $query_args ) { if ( isset( $query_args['orderby'] ) ) { $order_by_clause = $this->normalize_order_by( esc_sql( $query_args['orderby'] ) ); } else { $order_by_clause = ''; } $this->clear_sql_clause( 'order_by' ); $this->add_sql_clause( 'order_by', $order_by_clause ); $this->add_orderby_order_clause( $query_args, $this ); } /** * Fills FROM and WHERE clauses of SQL request for 'Intervals' section of data response based on user supplied parameters. * * @param array $query_args Parameters supplied by the user. * @param string $table_name Name of the db table relevant for the date constraint. */ protected function add_intervals_sql_params( $query_args, $table_name ) { $this->clear_sql_clause( array( 'from', 'where_time', 'where' ) ); $this->add_time_period_sql_params( $query_args, $table_name ); if ( isset( $query_args['interval'] ) && '' !== $query_args['interval'] ) { $interval = $query_args['interval']; $this->clear_sql_clause( 'select' ); $this->add_sql_clause( 'select', TimeInterval::db_datetime_format( $interval, $table_name, $this->date_column_name ) ); } } /** * Get join and where clauses for refunds based on user supplied parameters. * * @param array $query_args Parameters supplied by the user. * @return array */ protected function get_refund_subquery( $query_args ) { global $wpdb; $table_name = $wpdb->prefix . 'wc_order_stats'; $sql_query = array( 'where_clause' => '', 'from_clause' => '', ); if ( ! isset( $query_args['refunds'] ) ) { return $sql_query; } if ( 'all' === $query_args['refunds'] ) { $sql_query['where_clause'] .= 'parent_id != 0'; } if ( 'none' === $query_args['refunds'] ) { $sql_query['where_clause'] .= 'parent_id = 0'; } if ( 'full' === $query_args['refunds'] || 'partial' === $query_args['refunds'] ) { $operator = 'full' === $query_args['refunds'] ? '=' : '!='; $sql_query['from_clause'] .= " JOIN {$table_name} parent_order_stats ON {$table_name}.parent_id = parent_order_stats.order_id"; $sql_query['where_clause'] .= "parent_order_stats.status {$operator} '{$this->normalize_order_status( 'refunded' )}'"; } return $sql_query; } /** * Returns an array of products belonging to given categories. * * @param array $categories List of categories IDs. * @return array|stdClass */ protected function get_products_by_cat_ids( $categories ) { $terms = get_terms( array( 'taxonomy' => 'product_cat', 'include' => $categories, ) ); if ( is_wp_error( $terms ) || empty( $terms ) ) { return array(); } $args = array( 'category' => wc_list_pluck( $terms, 'slug' ), 'limit' => -1, 'return' => 'ids', ); return wc_get_products( $args ); } /** * Get WHERE filter by object ids subquery. * * @param string $select_table Select table name. * @param string $select_field Select table object ID field name. * @param string $filter_table Lookup table name. * @param string $filter_field Lookup table object ID field name. * @param string $compare Comparison string (IN|NOT IN). * @param string $id_list Comma separated ID list. * * @return string */ protected function get_object_where_filter( $select_table, $select_field, $filter_table, $filter_field, $compare, $id_list ) { global $wpdb; if ( empty( $id_list ) ) { return ''; } $lookup_name = isset( $wpdb->$filter_table ) ? $wpdb->$filter_table : $wpdb->prefix . $filter_table; // phpcs:disable WordPress.DB.PreparedSQL.InterpolatedNotPrepared return " {$select_table}.{$select_field} {$compare} ( SELECT DISTINCT {$filter_table}.{$select_field} FROM {$filter_table} WHERE {$filter_table}.{$filter_field} IN ({$id_list}) )"; // phpcs:enable WordPress.DB.PreparedSQL.InterpolatedNotPrepared } /** * Returns an array of ids of allowed products, based on query arguments from the user. * * @param array $query_args Parameters supplied by the user. * @return array */ protected function get_included_products_array( $query_args ) { $included_products = array(); $operator = $this->get_match_operator( $query_args ); if ( isset( $query_args['category_includes'] ) && is_array( $query_args['category_includes'] ) && count( $query_args['category_includes'] ) > 0 ) { $included_products = $this->get_products_by_cat_ids( $query_args['category_includes'] ); // If no products were found in the specified categories, we will force an empty set // by matching a product ID of -1, unless the filters are OR/any and products are specified. if ( empty( $included_products ) ) { $included_products = array( '-1' ); } } if ( isset( $query_args['product_includes'] ) && is_array( $query_args['product_includes'] ) && count( $query_args['product_includes'] ) > 0 ) { if ( count( $included_products ) > 0 ) { if ( 'AND' === $operator ) { // AND results in an intersection between products from selected categories and manually included products. $included_products = array_intersect( $included_products, $query_args['product_includes'] ); } elseif ( 'OR' === $operator ) { // OR results in a union of products from selected categories and manually included products. $included_products = array_merge( $included_products, $query_args['product_includes'] ); } } else { $included_products = $query_args['product_includes']; } } return $included_products; } /** * Returns comma separated ids of allowed products, based on query arguments from the user. * * @param array $query_args Parameters supplied by the user. * @return string */ protected function get_included_products( $query_args ) { $included_products = $this->get_included_products_array( $query_args ); return implode( ',', $included_products ); } /** * Returns comma separated ids of allowed variations, based on query arguments from the user. * * @param array $query_args Parameters supplied by the user. * @return string */ protected function get_included_variations( $query_args ) { return $this->get_filtered_ids( $query_args, 'variation_includes' ); } /** * Returns comma separated ids of excluded variations, based on query arguments from the user. * * @param array $query_args Parameters supplied by the user. * @return string */ protected function get_excluded_variations( $query_args ) { return $this->get_filtered_ids( $query_args, 'variation_excludes' ); } /** * Returns an array of ids of disallowed products, based on query arguments from the user. * * @param array $query_args Parameters supplied by the user. * @return array */ protected function get_excluded_products_array( $query_args ) { $excluded_products = array(); $operator = $this->get_match_operator( $query_args ); if ( isset( $query_args['category_excludes'] ) && is_array( $query_args['category_excludes'] ) && count( $query_args['category_excludes'] ) > 0 ) { $excluded_products = $this->get_products_by_cat_ids( $query_args['category_excludes'] ); } if ( isset( $query_args['product_excludes'] ) && is_array( $query_args['product_excludes'] ) && count( $query_args['product_excludes'] ) > 0 ) { $excluded_products = array_merge( $excluded_products, $query_args['product_excludes'] ); } return $excluded_products; } /** * Returns comma separated ids of excluded products, based on query arguments from the user. * * @param array $query_args Parameters supplied by the user. * @return string */ protected function get_excluded_products( $query_args ) { $excluded_products = $this->get_excluded_products_array( $query_args ); return implode( ',', $excluded_products ); } /** * Returns comma separated ids of included categories, based on query arguments from the user. * * @param array $query_args Parameters supplied by the user. * @return string */ protected function get_included_categories( $query_args ) { return $this->get_filtered_ids( $query_args, 'category_includes' ); } /** * Returns comma separated ids of included coupons, based on query arguments from the user. * * @param array $query_args Parameters supplied by the user. * @param string $field Field name in the parameter list. * @return string */ protected function get_included_coupons( $query_args, $field = 'coupon_includes' ) { return $this->get_filtered_ids( $query_args, $field ); } /** * Returns comma separated ids of excluded coupons, based on query arguments from the user. * * @param array $query_args Parameters supplied by the user. * @return string */ protected function get_excluded_coupons( $query_args ) { return $this->get_filtered_ids( $query_args, 'coupon_excludes' ); } /** * Returns comma separated ids of included orders, based on query arguments from the user. * * @param array $query_args Parameters supplied by the user. * @return string */ protected function get_included_orders( $query_args ) { return $this->get_filtered_ids( $query_args, 'order_includes' ); } /** * Returns comma separated ids of excluded orders, based on query arguments from the user. * * @param array $query_args Parameters supplied by the user. * @return string */ protected function get_excluded_orders( $query_args ) { return $this->get_filtered_ids( $query_args, 'order_excludes' ); } /** * Returns comma separated ids of included users, based on query arguments from the user. * * @param array $query_args Parameters supplied by the user. * @return string */ protected function get_included_users( $query_args ) { return $this->get_filtered_ids( $query_args, 'user_includes' ); } /** * Returns comma separated ids of excluded users, based on query arguments from the user. * * @param array $query_args Parameters supplied by the user. * @return string */ protected function get_excluded_users( $query_args ) { return $this->get_filtered_ids( $query_args, 'user_excludes' ); } /** * Returns order status subquery to be used in WHERE SQL query, based on query arguments from the user. * * @param array $query_args Parameters supplied by the user. * @param string $operator AND or OR, based on match query argument. * @return string */ protected function get_status_subquery( $query_args, $operator = 'AND' ) { global $wpdb; $subqueries = array(); $excluded_statuses = array(); if ( isset( $query_args['status_is'] ) && is_array( $query_args['status_is'] ) && count( $query_args['status_is'] ) > 0 ) { $allowed_statuses = array_map( array( $this, 'normalize_order_status' ), esc_sql( $query_args['status_is'] ) ); if ( $allowed_statuses ) { $subqueries[] = "{$wpdb->prefix}wc_order_stats.status IN ( '" . implode( "','", $allowed_statuses ) . "' )"; } } if ( isset( $query_args['status_is_not'] ) && is_array( $query_args['status_is_not'] ) && count( $query_args['status_is_not'] ) > 0 ) { $excluded_statuses = array_map( array( $this, 'normalize_order_status' ), $query_args['status_is_not'] ); } if ( ( ! isset( $query_args['status_is'] ) || empty( $query_args['status_is'] ) ) && ( ! isset( $query_args['status_is_not'] ) || empty( $query_args['status_is_not'] ) ) ) { $excluded_statuses = array_map( array( $this, 'normalize_order_status' ), $this->get_excluded_report_order_statuses() ); } if ( $excluded_statuses ) { $subqueries[] = "{$wpdb->prefix}wc_order_stats.status NOT IN ( '" . implode( "','", $excluded_statuses ) . "' )"; } return implode( " $operator ", $subqueries ); } /** * Add order status SQL clauses if included in query. * * @param array $query_args Parameters supplied by the user. * @param string $table_name Database table name. * @param SqlQuery $sql_query Query object. */ protected function add_order_status_clause( $query_args, $table_name, &$sql_query ) { global $wpdb; $order_status_filter = $this->get_status_subquery( $query_args ); if ( $order_status_filter ) { $sql_query->add_sql_clause( 'join', "JOIN {$wpdb->prefix}wc_order_stats ON {$table_name}.order_id = {$wpdb->prefix}wc_order_stats.order_id" ); $sql_query->add_sql_clause( 'where', "AND ( {$order_status_filter} )" ); } } /** * Add order by SQL clause if included in query. * * @param array $query_args Parameters supplied by the user. * @param SqlQuery $sql_query Query object. * @return string Order by clause. */ protected function add_order_by_clause( $query_args, &$sql_query ) { $order_by_clause = ''; $sql_query->clear_sql_clause( array( 'order_by' ) ); if ( isset( $query_args['orderby'] ) ) { $order_by_clause = $this->normalize_order_by( esc_sql( $query_args['orderby'] ) ); $sql_query->add_sql_clause( 'order_by', $order_by_clause ); } // Return ORDER BY clause to allow adding the sort field(s) to query via a JOIN. return $order_by_clause; } /** * Add order by order SQL clause. * * @param array $query_args Parameters supplied by the user. * @param SqlQuery $sql_query Query object. */ protected function add_orderby_order_clause( $query_args, &$sql_query ) { if ( isset( $query_args['order'] ) ) { $sql_query->add_sql_clause( 'order_by', esc_sql( $query_args['order'] ) ); } else { $sql_query->add_sql_clause( 'order_by', 'DESC' ); } } /** * Returns customer subquery to be used in WHERE SQL query, based on query arguments from the user. * * @param array $query_args Parameters supplied by the user. * @return string */ protected function get_customer_subquery( $query_args ) { global $wpdb; $customer_filter = ''; if ( isset( $query_args['customer_type'] ) ) { if ( 'new' === strtolower( $query_args['customer_type'] ) ) { $customer_filter = " {$wpdb->prefix}wc_order_stats.returning_customer = 0"; } elseif ( 'returning' === strtolower( $query_args['customer_type'] ) ) { $customer_filter = " {$wpdb->prefix}wc_order_stats.returning_customer = 1"; } } return $customer_filter; } /** * Returns product attribute subquery elements used in JOIN and WHERE clauses, * based on query arguments from the user. * * @param array $query_args Parameters supplied by the user. * @return array */ protected function get_attribute_subqueries( $query_args ) { global $wpdb; $sql_clauses = array( 'join' => array(), 'where' => array(), ); $match_operator = $this->get_match_operator( $query_args ); $post_meta_comparators = array( '=' => 'attribute_is', '!=' => 'attribute_is_not', ); foreach ( $post_meta_comparators as $comparator => $arg ) { if ( ! isset( $query_args[ $arg ] ) || ! is_array( $query_args[ $arg ] ) ) { continue; } foreach ( $query_args[ $arg ] as $attribute_term ) { // We expect tuples. if ( ! is_array( $attribute_term ) || 2 !== count( $attribute_term ) ) { continue; } $term_id = ''; // If the tuple is numeric, assume these are IDs. if ( is_numeric( $attribute_term[0] ) && is_numeric( $attribute_term[1] ) ) { $attribute_id = intval( $attribute_term[0] ); $term_id = intval( $attribute_term[1] ); // Invalid IDs. if ( 0 === $attribute_id || 0 === $term_id ) { continue; } // @todo: Use wc_get_attribute () instead ? $attr_taxonomy = wc_attribute_taxonomy_name_by_id( $attribute_id ); // Invalid attribute ID. if ( empty( $attr_taxonomy ) ) { continue; } $attr_term = get_term_by( 'id', $term_id, $attr_taxonomy ); // Invalid term ID. if ( false === $attr_term ) { continue; } $meta_key = sanitize_title( $attr_taxonomy ); $meta_value = $attr_term->slug; } else { // Assume these are a custom attribute slug/value pair. $meta_key = esc_sql( $attribute_term[0] ); $meta_value = esc_sql( $attribute_term[1] ); $attr_term = get_term_by( 'slug', $meta_value, $meta_key ); if ( false !== $attr_term ) { $term_id = $attr_term->term_id; } } $join_alias = 'orderitemmeta1'; $table_to_join_on = "{$wpdb->prefix}wc_order_product_lookup"; if ( empty( $sql_clauses['join'] ) ) { $sql_clauses['join'][] = "JOIN {$wpdb->prefix}woocommerce_order_items orderitems ON orderitems.order_id = {$table_to_join_on}.order_id"; } // If we're matching all filters (AND), we'll need multiple JOINs on postmeta. // If not, just one. if ( 'AND' === $match_operator || 1 === count( $sql_clauses['join'] ) ) { $join_idx = count( $sql_clauses['join'] ); $join_alias = 'orderitemmeta' . $join_idx; $sql_clauses['join'][] = "JOIN {$wpdb->prefix}woocommerce_order_itemmeta as {$join_alias} ON {$join_alias}.order_item_id = {$table_to_join_on}.order_item_id"; } $in_comparator = '=' === $comparator ? 'in' : 'not in'; // Add subquery for products ordered using attributes not used in variations. $term_attribute_subquery = "select product_id from {$wpdb->prefix}wc_product_attributes_lookup where is_variation_attribute=0 and term_id = %s"; // phpcs:disable WordPress.DB.PreparedSQL.InterpolatedNotPrepared // phpcs:disable WordPress.DB.PreparedSQLPlaceholders.ReplacementsWrongNumber $sql_clauses['where'][] = $wpdb->prepare( " ( ( {$join_alias}.meta_key = %s AND {$join_alias}.meta_value {$comparator} %s ) or ( {$wpdb->prefix}wc_order_product_lookup.variation_id = 0 and {$wpdb->prefix}wc_order_product_lookup.product_id {$in_comparator} ({$term_attribute_subquery}) ) )", $meta_key, $meta_value, $term_id, ); // phpcs:enable WordPress.DB.PreparedSQL.InterpolatedNotPrepared // phpcs:enable WordPress.DB.PreparedSQLPlaceholders.ReplacementsWrongNumber } } // If we're matching multiple attributes and all filters (AND), make sure // we're matching attributes on the same product. $num_attribute_filters = count( $sql_clauses['join'] ); for ( $i = 2; $i < $num_attribute_filters; $i++ ) { $join_alias = 'orderitemmeta' . $i; $sql_clauses['join'][] = "AND orderitemmeta1.order_item_id = {$join_alias}.order_item_id"; } return $sql_clauses; } /** * Returns logic operator for WHERE subclause based on 'match' query argument. * * @param array $query_args Parameters supplied by the user. * @return string */ protected function get_match_operator( $query_args ) { $operator = 'AND'; if ( ! isset( $query_args['match'] ) ) { return $operator; } if ( 'all' === strtolower( $query_args['match'] ) ) { $operator = 'AND'; } elseif ( 'any' === strtolower( $query_args['match'] ) ) { $operator = 'OR'; } return $operator; } /** * Returns filtered comma separated ids, based on query arguments from the user. * * @param array $query_args Parameters supplied by the user. * @param string $field Query field to filter. * @param string $separator Field separator. * @return string */ protected function get_filtered_ids( $query_args, $field, $separator = ',' ) { global $wpdb; $ids_str = ''; $ids = isset( $query_args[ $field ] ) && is_array( $query_args[ $field ] ) ? $query_args[ $field ] : array(); /** * Filter the IDs before retrieving report data. * * Allows filtering of the objects included or excluded from reports. * * @param array $ids List of object Ids. * @param array $query_args The original arguments for the request. * @param string $field The object type. * @param string $context The data store context. */ $ids = apply_filters( 'woocommerce_analytics_' . $field, $ids, $query_args, $field, $this->context ); if ( ! empty( $ids ) ) { $placeholders = implode( $separator, array_fill( 0, count( $ids ), '%d' ) ); /* phpcs:disable WordPress.DB.PreparedSQL.InterpolatedNotPrepared */ $ids_str = $wpdb->prepare( "{$placeholders}", $ids ); /* phpcs:enable */ } return $ids_str; } /** * Assign report columns once full table name has been assigned. */ protected function assign_report_columns() {} }