<?php
/**
* Tax importer class file
*
* @version 2.3.0
* @package WooCommerce\Admin
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
if ( ! class_exists( 'WP_Importer' ) ) {
return;
}
/**
* Tax Rates importer - import tax rates and local tax rates into WooCommerce.
*
* @package WooCommerce\Admin\Importers
* @version 2.3.0
*/
class WC_Tax_Rate_Importer extends WP_Importer {
/**
* The current file id.
*
* @var int
*/
public $id;
/**
* The current file url.
*
* @var string
*/
public $file_url;
/**
* The current import page.
*
* @var string
*/
public $import_page;
/**
* The current delimiter.
*
* @var string
*/
public $delimiter;
/**
* Constructor.
*/
public function __construct() {
$this->import_page = 'woocommerce_tax_rate_csv';
$this->delimiter = empty( $_POST['delimiter'] ) ? ',' : (string) wc_clean( wp_unslash( $_POST['delimiter'] ) ); // WPCS: CSRF ok.
}
/**
* Registered callback function for the WordPress Importer.
*
* Manages the three separate stages of the CSV import process.
*/
public function dispatch() {
$this->header();
$step = empty( $_GET['step'] ) ? 0 : (int) $_GET['step'];
switch ( $step ) {
case 0:
$this->greet();
break;
case 1:
check_admin_referer( 'import-upload' );
if ( $this->handle_upload() ) {
if ( $this->id ) {
$file = get_attached_file( $this->id );
} else {
$file = ABSPATH . $this->file_url;
}
add_filter( 'http_request_timeout', array( $this, 'bump_request_timeout' ) );
$this->import( $file );
}
break;
}
$this->footer();
}
/**
* Import is starting.
*/
private function import_start() {
if ( function_exists( 'gc_enable' ) ) {
gc_enable(); // phpcs:ignore PHPCompatibility.FunctionUse.NewFunctions.gc_enableFound
}
wc_set_time_limit( 0 );
@ob_flush();
@flush();
@ini_set( 'auto_detect_line_endings', '1' );
}
/**
* UTF-8 encode the data if `$enc` value isn't UTF-8.
*
* @param mixed $data Data.
* @param string $enc Encoding.
* @return string
*/
public function format_data_from_csv( $data, $enc ) {
return ( 'UTF-8' === $enc ) ? $data : utf8_encode( $data );
}
/**
* Import the file if it exists and is valid.
*
* @param mixed $file File.
*/
public function import( $file ) {
if ( ! is_file( $file ) ) {
$this->import_error( __( 'The file does not exist, please try again.', 'woocommerce' ) );
}
$this->import_start();
$loop = 0;
$handle = fopen( $file, 'r' );
if ( false !== $handle ) {
$header = fgetcsv( $handle, 0, $this->delimiter );
if ( 10 === count( $header ) ) {
$row = fgetcsv( $handle, 0, $this->delimiter );
while ( false !== $row ) {
list( $country, $state, $postcode, $city, $rate, $name, $priority, $compound, $shipping, $class ) = $row;
$tax_rate = array(
'tax_rate_country' => $country,
'tax_rate_state' => $state,
'tax_rate' => $rate,
'tax_rate_name' => $name,
'tax_rate_priority' => $priority,
'tax_rate_compound' => $compound ? 1 : 0,
'tax_rate_shipping' => $shipping ? 1 : 0,
'tax_rate_order' => $loop ++,
'tax_rate_class' => $class,
);
$tax_rate_id = WC_Tax::_insert_tax_rate( $tax_rate );
WC_Tax::_update_tax_rate_postcodes( $tax_rate_id, wc_clean( $postcode ) );
WC_Tax::_update_tax_rate_cities( $tax_rate_id, wc_clean( $city ) );
$row = fgetcsv( $handle, 0, $this->delimiter );
}
} else {
$this->import_error( __( 'The CSV is invalid.', 'woocommerce' ) );
}
fclose( $handle );
}
// Show Result.
echo '<div class="updated settings-error"><p>';
printf(
/* translators: %s: tax rates count */
esc_html__( 'Import complete - imported %s tax rates.', 'woocommerce' ),
'<strong>' . absint( $loop ) . '</strong>'
);
echo '</p></div>';
$this->import_end();
}
/**
* Performs post-import cleanup of files and the cache.
*/
public function import_end() {
echo '<p>' . esc_html__( 'All done!', 'woocommerce' ) . ' <a href="' . esc_url( admin_url( 'admin.php?page=wc-settings&tab=tax' ) ) . '">' . esc_html__( 'View tax rates', 'woocommerce' ) . '</a></p>';
do_action( 'import_end' );
}
/**
* Handles the CSV upload and initial parsing of the file to prepare for.
* displaying author import options.
*
* @return bool False if error uploading or invalid file, true otherwise
*/
public function handle_upload() {
$file_url = isset( $_POST['file_url'] ) ? wc_clean( wp_unslash( $_POST['file_url'] ) ) : ''; // phpcs:ignore WordPress.Security.NonceVerification.Missing -- Nonce already verified in WC_Tax_Rate_Importer::dispatch()
if ( empty( $file_url ) ) {
$file = wp_import_handle_upload();
if ( isset( $file['error'] ) ) {
$this->import_error( $file['error'] );
}
if ( ! wc_is_file_valid_csv( $file['file'], false ) ) {
// Remove file if not valid.
wp_delete_attachment( $file['id'], true );
$this->import_error( __( 'Invalid file type. The importer supports CSV and TXT file formats.', 'woocommerce' ) );
}
$this->id = absint( $file['id'] );
} elseif ( file_exists( ABSPATH . $file_url ) ) {
if ( ! wc_is_file_valid_csv( ABSPATH . $file_url ) ) {
$this->import_error( __( 'Invalid file type. The importer supports CSV and TXT file formats.', 'woocommerce' ) );
}
$this->file_url = esc_attr( $file_url );
} else {
$this->import_error();
}
return true;
}
/**
* Output header html.
*/
public function header() {
echo '<div class="wrap">';
echo '<h1>' . esc_html__( 'Import tax rates', 'woocommerce' ) . '</h1>';
}
/**
* Output footer html.
*/
public function footer() {
echo '</div>';
}
/**
* Output information about the uploading process.
*/
public function greet() {
echo '<div class="narrow">';
echo '<p>' . esc_html__( 'Hi there! Upload a CSV file containing tax rates to import the contents into your shop. Choose a .csv file to upload, then click "Upload file and import".', 'woocommerce' ) . '</p>';
/* translators: 1: Link to tax rates sample file 2: Closing link. */
echo '<p>' . sprintf( esc_html__( 'Your CSV needs to include columns in a specific order. %1$sClick here to download a sample%2$s.', 'woocommerce' ), '<a href="' . esc_url( WC()->plugin_url() ) . '/sample-data/sample_tax_rates.csv">', '</a>' ) . '</p>';
$action = 'admin.php?import=woocommerce_tax_rate_csv&step=1';
$bytes = apply_filters( 'import_upload_size_limit', wp_max_upload_size() );
$size = size_format( $bytes );
$upload_dir = wp_upload_dir();
if ( ! empty( $upload_dir['error'] ) ) :
?>
<div class="error">
<p><?php esc_html_e( 'Before you can upload your import file, you will need to fix the following error:', 'woocommerce' ); ?></p>
<p><strong><?php echo esc_html( $upload_dir['error'] ); ?></strong></p>
</div>
<?php else : ?>
<form enctype="multipart/form-data" id="import-upload-form" method="post" action="<?php echo esc_attr( wp_nonce_url( $action, 'import-upload' ) ); ?>">
<table class="form-table">
<tbody>
<tr>
<th>
<label for="upload"><?php esc_html_e( 'Choose a file from your computer:', 'woocommerce' ); ?></label>
</th>
<td>
<input type="file" id="upload" name="import" size="25" />
<input type="hidden" name="action" value="save" />
<input type="hidden" name="max_file_size" value="<?php echo absint( $bytes ); ?>" />
<small>
<?php
printf(
/* translators: %s: maximum upload size */
esc_html__( 'Maximum size: %s', 'woocommerce' ),
esc_attr( $size )
);
?>
</small>
</td>
</tr>
<tr>
<th>
<label for="file_url"><?php esc_html_e( 'OR enter path to file:', 'woocommerce' ); ?></label>
</th>
<td>
<?php echo ' ' . esc_html( ABSPATH ) . ' '; ?><input type="text" id="file_url" name="file_url" size="25" />
</td>
</tr>
<tr>
<th><label><?php esc_html_e( 'Delimiter', 'woocommerce' ); ?></label><br/></th>
<td><input type="text" name="delimiter" placeholder="," size="2" /></td>
</tr>
</tbody>
</table>
<p class="submit">
<button type="submit" class="button" value="<?php esc_attr_e( 'Upload file and import', 'woocommerce' ); ?>"><?php esc_html_e( 'Upload file and import', 'woocommerce' ); ?></button>
</p>
</form>
<?php
endif;
echo '</div>';
}
/**
* Show import error and quit.
*
* @param string $message Error message.
*/
private function import_error( $message = '' ) {
echo '<p><strong>' . esc_html__( 'Sorry, there has been an error.', 'woocommerce' ) . '</strong><br />';
if ( $message ) {
echo esc_html( $message );
}
echo '</p>';
$this->footer();
die();
}
/**
* Added to http_request_timeout filter to force timeout at 60 seconds during import.
*
* @param int $val Value.
* @return int 60
*/
public function bump_request_timeout( $val ) {
return 60;
}
}