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<?php
/**
* Handles reports CSV export batches.
*/
namespace Automattic\WooCommerce\Admin;
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
use Automattic\WooCommerce\Admin\API\Reports\ExportableInterface;
/**
* Include dependencies.
*/
if ( ! class_exists( 'WC_CSV_Batch_Exporter', false ) ) {
include_once WC_ABSPATH . 'includes/export/abstract-wc-csv-batch-exporter.php';
}
/**
* ReportCSVExporter Class.
*/
class ReportCSVExporter extends \WC_CSV_Batch_Exporter {
/**
* Type of report being exported.
*
* @var string
*/
protected $report_type;
/**
* Parameters for the report query.
*
* @var array
*/
protected $report_args;
/**
* REST controller for the report.
*
* @var WC_REST_Reports_Controller
*/
protected $controller;
/**
* Constructor.
*
* @param string $type Report type. E.g. 'customers'.
* @param array $args Report parameters.
*/
public function __construct( $type = false, $args = array() ) {
parent::__construct();
self::maybe_create_directory();
if ( ! empty( $type ) ) {
$this->set_report_type( $type );
$this->set_column_names( $this->get_report_columns() );
}
if ( ! empty( $args ) ) {
$this->set_report_args( $args );
}
}
/**
* Create the directory for reports if it does not yet exist.
*/
public static function maybe_create_directory() {
$reports_dir = self::get_reports_directory();
$files = array(
array(
'base' => $reports_dir,
'file' => '.htaccess',
'content' => 'DirectoryIndex index.php index.html' . PHP_EOL . 'deny from all',
),
array(
'base' => $reports_dir,
'file' => 'index.html',
'content' => '',
),
);
foreach ( $files as $file ) {
if ( ! file_exists( trailingslashit( $file['base'] ) ) ) {
wp_mkdir_p( $file['base'] );
}
if ( ! file_exists( trailingslashit( $file['base'] ) . $file['file'] ) ) {
$file_handle = @fopen( trailingslashit( $file['base'] ) . $file['file'], 'wb' ); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged, WordPress.WP.AlternativeFunctions.file_system_read_fopen
if ( $file_handle ) {
fwrite( $file_handle, $file['content'] ); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_read_fwrite
fclose( $file_handle ); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_read_fclose
}
}
}
}
/**
* Get report uploads directory.
*
* @return string
*/
public static function get_reports_directory() {
$upload_dir = wp_upload_dir();
return trailingslashit( $upload_dir['basedir'] ) . 'woocommerce_uploads/reports/';
}
/**
* Get file path to export to.
*
* @return string
*/
protected function get_file_path() {
return self::get_reports_directory() . $this->get_filename();
}
/**
* Setter for report type.
*
* @param string $type The report type. E.g. customers.
*/
public function set_report_type( $type ) {
$this->report_type = $type;
$this->export_type = "admin_{$type}_report";
$this->filename = "wc-{$type}-report-export";
$this->controller = $this->map_report_controller();
}
/**
* Setter for report args.
*
* @param array $args The report args.
*/
public function set_report_args( $args ) {
// Use our own internal limit and include all extended info.
$report_args = array_merge(
$args,
array(
'per_page' => $this->get_limit(),
'extended_info' => true,
)
);
// Should this happen externally?
if ( isset( $report_args['page'] ) ) {
$this->set_page( $report_args['page'] );
}
$this->report_args = $report_args;
}
/**
* Get a REST controller instance for the report type.
*
* @return bool|WC_REST_Reports_Controller Report controller instance or boolean false on error.
*/
protected function map_report_controller() {
// @todo - Add filter to this list.
$controller_map = array(
'products' => 'Automattic\WooCommerce\Admin\API\Reports\Products\Controller',
'variations' => 'Automattic\WooCommerce\Admin\API\Reports\Variations\Controller',
'orders' => 'Automattic\WooCommerce\Admin\API\Reports\Orders\Controller',
'categories' => 'Automattic\WooCommerce\Admin\API\Reports\Categories\Controller',
'taxes' => 'Automattic\WooCommerce\Admin\API\Reports\Taxes\Controller',
'coupons' => 'Automattic\WooCommerce\Admin\API\Reports\Coupons\Controller',
'stock' => 'Automattic\WooCommerce\Admin\API\Reports\Stock\Controller',
'downloads' => 'Automattic\WooCommerce\Admin\API\Reports\Downloads\Controller',
'customers' => 'Automattic\WooCommerce\Admin\API\Reports\Customers\Controller',
'revenue' => 'Automattic\WooCommerce\Admin\API\Reports\Revenue\Stats\Controller',
);
if ( isset( $controller_map[ $this->report_type ] ) ) {
// Load the controllers if accessing outside the REST API.
return new $controller_map[ $this->report_type ]();
}
// Should this do something else?
return false;
}
/**
* Get the report columns from the controller.
*
* @return array Array of report column names.
*/
protected function get_report_columns() {
// Default to the report's defined export columns.
if ( $this->controller instanceof ExportableInterface ) {
return $this->controller->get_export_columns();
}
// Fallback to generating columns from the report schema.
$report_columns = array();
$report_schema = $this->controller->get_item_schema();
if ( isset( $report_schema['properties'] ) ) {
foreach ( $report_schema['properties'] as $column_name => $column_info ) {
// Expand extended info columns into export.
if ( 'extended_info' === $column_name ) {
// Remove columns with questionable CSV values, like markup.
$extended_info = array_diff( array_keys( $column_info ), array( 'image' ) );
$report_columns = array_merge( $report_columns, $extended_info );
} else {
$report_columns[] = $column_name;
}
}
}
return $report_columns;
}
/**
* Get total % complete.
*
* Forces an int from parent::get_percent_complete(), which can return a float.
*
* @return int Percent complete.
*/
public function get_percent_complete() {
return intval( parent::get_percent_complete() );
}
/**
* Get total number of rows in export.
*
* @return int Number of rows to export.
*/
public function get_total_rows() {
return $this->total_rows;
}
/**
* Prepare data for export.
*/
public function prepare_data_to_export() {
$request = new \WP_REST_Request( 'GET', "/wc-analytics/reports/{$this->report_type}" );
$params = $this->controller->get_collection_params();
$defaults = array();
foreach ( $params as $arg => $options ) {
if ( isset( $options['default'] ) ) {
$defaults[ $arg ] = $options['default'];
}
}
$request->set_attributes( array( 'args' => $params ) );
$request->set_default_params( $defaults );
$request->set_query_params( $this->report_args );
$request->sanitize_params();
// Does the controller have an export-specific item retrieval method?
// @todo - Potentially revisit. This is only for /revenue/stats/.
if ( is_callable( array( $this->controller, 'get_export_items' ) ) ) {
$response = $this->controller->get_export_items( $request );
} else {
$response = $this->controller->get_items( $request );
}
// Use WP_REST_Server::response_to_data() to embed links in data.
add_filter( 'woocommerce_rest_check_permissions', '__return_true' );
$rest_server = rest_get_server();
$report_data = $rest_server->response_to_data( $response, true );
remove_filter( 'woocommerce_rest_check_permissions', '__return_true' );
$report_meta = $response->get_headers();
$this->total_rows = $report_meta['X-WP-Total'];
$this->row_data = array_map( array( $this, 'generate_row_data' ), $report_data );
}
/**
* Generate row data from a raw report item.
*
* @param object $item Report item data.
* @return array CSV row data.
*/
protected function get_raw_row_data( $item ) {
$columns = $this->get_column_names();
$row = array();
// Expand extended info.
if ( isset( $item['extended_info'] ) ) {
// Pull extended info property from report item object.
$extended_info = (array) $item['extended_info'];
unset( $item['extended_info'] );
// Merge extended info columns into report item object.
$item = array_merge( $item, $extended_info );
}
foreach ( $columns as $column_id => $column_name ) {
$value = isset( $item[ $column_name ] ) ? $item[ $column_name ] : null;
if ( has_filter( "woocommerce_export_{$this->export_type}_column_{$column_name}" ) ) {
// Filter for 3rd parties.
$value = apply_filters( "woocommerce_export_{$this->export_type}_column_{$column_name}", '', $item );
} elseif ( is_callable( array( $this, "get_column_value_{$column_name}" ) ) ) {
// Handle special columns which don't map 1:1 to item data.
$value = $this->{"get_column_value_{$column_name}"}( $item, $this->export_type );
} elseif ( ! is_scalar( $value ) ) {
// Ensure that the value is somewhat readable in CSV.
$value = wp_json_encode( $value );
}
$row[ $column_id ] = $value;
}
return $row;
}
/**
* Get the export row for a given report item.
*
* @param object $item Report item data.
* @return array CSV row data.
*/
protected function generate_row_data( $item ) {
// Default to the report's export method.
if ( $this->controller instanceof ExportableInterface ) {
$row = $this->controller->prepare_item_for_export( $item );
} else {
// Fallback to raw report data.
$row = $this->get_raw_row_data( $item );
}
return apply_filters( "woocommerce_export_{$this->export_type}_row_data", $row, $item );
}
}
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