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carpseeds.pl/wp-content/plugins/flexible-shipping/classes/table-rate/csv/class-wpdesk-flexible-shipping-csv-importer.php
2024-07-15 11:28:08 +02:00

414 lines
12 KiB
PHP

<?php
/**
* CSV importer
*
* @package \WPDesk_Flexible_Shipping
*/
/**
* Import shipping methods and rules from CSV.
*/
class WPDesk_Flexible_Shipping_Csv_Importer {
const CSV_DELIMITER = ';';
/**
* Flexible Shipping shipping method.
*
* @var WPDesk_Flexible_Shipping
*/
private $flexible_shipping_method;
/**
* Hashmap for shipping classes with name->term_id data.
*
* @var \stdClass[]
*/
private $wc_shipping_classes_hashmap;
/**
* Delimiter used in CSV file.
*
* @return string
*/
public static function get_csv_delimiter() {
return apply_filters( 'flexible_shipping_csv_delimiter', self::CSV_DELIMITER );
}
/**
* WPDesk_Flexible_Shipping_Csv_Importer constructor.
*
* @param WPDesk_Flexible_Shipping $flexible_shipping_method Flexible shipping method.
*/
public function __construct( $flexible_shipping_method ) {
$this->flexible_shipping_method = $flexible_shipping_method;
$this->wc_shipping_classes_hashmap = $this->prepare_shipping_class_hashmap();
}
/**
* Prepares hashmap for fast checking the term_id of given shipment class.
*
* @return array
*/
private function prepare_shipping_class_hashmap() {
$cache = [];
foreach ( WC()->shipping()->get_shipping_classes() as $class ) {
$cache[ html_entity_decode( $class->name ) ] = (int) $class->term_id;
}
return $cache;
}
/**
* Load CSV from file.
*
* @param string $tmp_name File name.
*
* @return array
*/
private function load_csv_from_file( $tmp_name ) {
return array_map(
function ( $v ) {
return str_getcsv( $v, self::get_csv_delimiter() );
}, file( $tmp_name )
);
}
/**
* Add columns to row.
*
* @param array $row Row.
* @param array $columns Columns.
*
* @return array
*/
private function add_columns_to_row( array $row, array $columns ) {
foreach ( $columns as $col_key => $col ) {
$row[ $col ] = $row[ $col_key ];
}
return $row;
}
/**
* Convert rows to named values.
*
* @param array $csv_array CSV.
*
* @return array
*/
private function convert_rows_to_named_values( array $csv_array ) {
$first = true;
$columns = array();
foreach ( $csv_array as $row_key => $csv_row ) {
if ( $first ) {
$columns = $csv_row;
} else {
$csv_array[ $row_key ] = $this->add_columns_to_row( $csv_array[ $row_key ], $columns );
}
$first = false;
}
return $csv_array;
}
/**
* Create new shipping method.
*
* @param array $csv_row CSV row.
* @param array $shipping_methods Shipping methods.
* @param int $import_row_count Rows count.
*
* @return array
* @throws WPDesk_Flexible_Shipping_Csv_Importer_Exception Exception.
*/
private function new_shipping_method( array $csv_row, array $shipping_methods, $import_row_count ) {
$new_shipping_method = array( 'method_enabled' => 'no' );
if ( ! isset( $csv_row['Method Title'] ) || '' === trim( $csv_row['Method Title'] ) ) {
throw new WPDesk_Flexible_Shipping_Csv_Importer_Exception(
__(
'Sorry, there has been an error. The CSV is invalid or incorrect file type.',
'flexible-shipping'
)
);
}
$method_title = $csv_row['Method Title'];
$count = 0;
while ( $this->flexible_shipping_method->shipping_method_title_used( $method_title, $shipping_methods ) ) {
if ( 0 === $count ) {
$method_title = $csv_row['Method Title'] . ' (' . __( 'import', 'flexible-shipping' ) . ')';
} else {
$method_title = $csv_row['Method Title'] . ' (' . __(
'import',
'flexible-shipping'
) . ' ' . $count . ')';
}
$count ++;
}
$new_shipping_method['id'] = $this->flexible_shipping_method->shipping_method_next_id( $shipping_methods );
$new_shipping_method['id_for_shipping'] = $this->flexible_shipping_method->id . '_' . $this->flexible_shipping_method->instance_id . '_' . $new_shipping_method['id'];
$new_shipping_method['method_title'] = $method_title;
$new_shipping_method['method_description'] = $csv_row['Method Description'];
if ( '' !== trim( $csv_row['Free Shipping'] ) && ! is_numeric(
str_replace(
',', '.',
$csv_row['Free Shipping']
)
) ) {
throw new WPDesk_Flexible_Shipping_Csv_Importer_Exception(
sprintf(
// Translators: free shipping value and row number.
__( 'Free Shipping value %1$s is not valid number. Row number %2$d.', 'flexible-shipping' ),
$csv_row['Free Shipping'], $import_row_count
)
);
}
$new_shipping_method[ WPDesk_Flexible_Shipping::FIELD_METHOD_FREE_SHIPPING ] = str_replace(
',', '.',
$csv_row['Free Shipping']
);
if ( trim( $csv_row['Maximum Cost'] ) !== '' && ! is_numeric(
str_replace(
',', '.',
$csv_row['Maximum Cost']
)
) ) {
throw new WPDesk_Flexible_Shipping_Csv_Importer_Exception(
sprintf(
// Translators: maximum cost value and row number.
__( 'Maximum Cost value %1$s is not valid number. Row number %2$d.', 'flexible-shipping' ),
$csv_row['Maximum Cost'], $import_row_count
)
);
}
$new_shipping_method['method_max_cost'] = str_replace( ',', '.', $csv_row['Maximum Cost'] );
$new_shipping_method['method_calculation_method'] = $csv_row['Calculation Method'];
if ( ! in_array(
$new_shipping_method['method_calculation_method'],
array( 'sum', 'lowest', 'highest' ),
true
) ) {
throw new WPDesk_Flexible_Shipping_Csv_Importer_Exception(
sprintf(
// Translators: row number.
__( 'Invalid value for Calculation Method in row number %d.', 'flexible-shipping' ), $import_row_count
)
);
}
$new_shipping_method['method_visibility'] = $csv_row['Visibility'];
if ( 'yes' !== $new_shipping_method['method_visibility'] ) {
$new_shipping_method['method_visibility'] = 'no';
}
$new_shipping_method['method_default'] = $csv_row['Default'];
if ( 'yes' !== $new_shipping_method['method_default'] ) {
$new_shipping_method['method_default'] = 'no';
}
$new_shipping_method['method_rules'] = array();
return $new_shipping_method;
}
/**
* Get numeric value from row.
*
* @param array $csv_row CSV row.
* @param string $column Column.
* @param int $import_row_count Row count.
*
* @return string
* @throws WPDesk_Flexible_Shipping_Csv_Importer_Exception Exception.
*/
private function get_numeric_value_from_row( array $csv_row, $column, $import_row_count ) {
if ( '' !== trim( $csv_row[ $column ] ) && ! is_numeric( str_replace( ',', '.', $csv_row[ $column ] ) ) ) {
throw new WPDesk_Flexible_Shipping_Csv_Importer_Exception(
sprintf(
// Translators: column name, value and row number.
__( '%1$s value %2$s is not valid number. Row number %3$d.', 'flexible-shipping' ),
$column,
$csv_row['Min'],
$import_row_count
)
);
}
return str_replace( ',', '.', $csv_row[ $column ] );
}
/**
* Find and returns shipping class term id
*
* @param string $name Shipping class name to search.
*
* @return int|null Term id
*/
private function find_shipping_class_by_name( $name ) {
$name = html_entity_decode( $name );
if ( isset( $this->wc_shipping_classes_hashmap[ $name ] ) ) {
return $this->wc_shipping_classes_hashmap[ $name ];
}
return null;
}
/**
* Creates a shipping class
*
* @param string $name Shipping class name.
* @param string $description Shipping class description.
*
* @return int Term id
* @throws WPDesk_Flexible_Shipping_Csv_Importer_Exception When can't create the class.
*/
private function create_shipping_class( $name, $description ) {
$term_id = wp_insert_term( $name, 'product_shipping_class', array( 'description' => $description ) );
if ( is_wp_error( $term_id ) ) {
throw new WPDesk_Flexible_Shipping_Csv_Importer_Exception(
sprintf(
// Translators: rule shipping class and wp_error message.
__( 'Error while creating shipping class: %1$s, %2$s', 'flexible-shipping' ), $name,
$term_id->get_error_message()
)
);
}
$term_id = (int) $term_id['term_id'];
$this->wc_shipping_classes_hashmap[ html_entity_decode( $name ) ] = $term_id;
return $term_id;
}
/**
* Maybe populate and create shipping classes.
*
* @param array $rule Rule.
*
* @return array
* @throws WPDesk_Flexible_Shipping_Csv_Importer_Exception Exception.
*/
private function maybe_populate_and_create_shipping_classes( array $rule ) {
if ( '' !== trim( $rule['shipping_class'] ) ) {
$rule_shipping_classes = explode( ',', trim( $rule['shipping_class'] ) );
$rule['shipping_class'] = array();
foreach ( $rule_shipping_classes as $rule_shipping_class ) {
if ( ! in_array( $rule_shipping_class, array( 'all', 'any', 'none' ), true ) ) {
$term_id = $this->find_shipping_class_by_name( $rule_shipping_class );
if ( null === $term_id ) {
$term_id = $this->create_shipping_class( $rule_shipping_class, $rule_shipping_class );
}
$rule['shipping_class'][] = $term_id;
} else {
$rule['shipping_class'][] = $rule_shipping_class;
}
}
}
return $rule;
}
/**
* New shipping method rule.
*
* @param array $csv_row CSV row.
* @param int $import_row_count Row count.
*
* @return array
* @throws WPDesk_Flexible_Shipping_Csv_Importer_Exception Exception.
*/
private function new_rule( array $csv_row, $import_row_count ) {
$rule = array();
$rule['based_on'] = $csv_row['Based on'];
if ( ! in_array(
$rule['based_on'],
array( 'none', 'value', 'weight', 'item', 'cart_line_item' ),
true
) ) {
throw new WPDesk_Flexible_Shipping_Csv_Importer_Exception(
sprintf(
// Translators: row number.
__( 'Invalid value for Based On in row number %d.', 'flexible-shipping' ), $import_row_count
)
);
}
$rule['min'] = $this->get_numeric_value_from_row( $csv_row, 'Min', $import_row_count );
$rule['max'] = $this->get_numeric_value_from_row( $csv_row, 'Max', $import_row_count );
$rule['cost_per_order'] = $this->get_numeric_value_from_row( $csv_row, 'Cost per order', $import_row_count );
$rule['cost_additional'] = $this->get_numeric_value_from_row( $csv_row, 'Additional cost', $import_row_count );
$rule['per_value'] = $this->get_numeric_value_from_row( $csv_row, 'Value', $import_row_count );
$rule['shipping_class'] = trim( $csv_row['Shipping Class'] );
$rule = $this->maybe_populate_and_create_shipping_classes( $rule );
$rule['stop'] = $csv_row['Stop'];
if ( 'yes' === $rule['stop'] ) {
$rule['stop'] = 1;
} else {
$rule['stop'] = 0;
}
$rule['cancel'] = $csv_row['Cancel'];
if ( 'yes' === $rule['cancel'] ) {
$rule['cancel'] = 1;
} else {
$rule['cancel'] = 0;
}
return $rule;
}
/**
* Import file.
*
* @param string $tmp_name Tmp file name.
* @param array $shipping_methods Shipping methods.
*
* @return array
* @throws WPDesk_Flexible_Shipping_Csv_Importer_Exception Exception.
*/
public function import( $tmp_name, array $shipping_methods ) {
$csv_array = $this->load_csv_from_file( $tmp_name );
$csv_array = $this->convert_rows_to_named_values( $csv_array );
$first = true;
$current_method_title = '';
$method_title = '';
$imported_shipping_method = array();
$import_row_count = 0;
foreach ( $csv_array as $row_key => $csv_row ) {
$import_row_count ++;
$new_method = false;
if ( ! $first ) {
if ( ! isset( $csv_row['Method Title'] ) || $current_method_title !== $csv_row['Method Title'] || ! isset( $csv_row['Based on'] ) || '' === $csv_row['Based on'] ) {
$new_method = true;
$imported_shipping_method = $this->new_shipping_method(
$csv_row, $shipping_methods,
$import_row_count
);
$current_method_title = $imported_shipping_method['method_title'];
$method_title = $current_method_title;
} else {
$imported_shipping_method['method_rules'][] = $this->new_rule( $csv_row, $import_row_count );
}
}
if ( ! $first ) {
$shipping_methods[ $imported_shipping_method['id'] ] = $imported_shipping_method;
if ( $new_method ) {
WC_Admin_Settings::add_message(
sprintf(
// Translators: imported method title and method title.
__( 'Shipping method %1$s imported as %2$s.', 'flexible-shipping' ), $current_method_title,
$method_title
)
);
}
}
$first = false;
}
return $shipping_methods;
}
}