feat: Filter the export when produced from Export Pods Table
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@ -3,7 +3,7 @@
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Plugin Name: TablePress Extension: Pods tables
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Plugin Name: TablePress Extension: Pods tables
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Plugin URI: https://code.studioinfinity.org/glen/tablepress-pods
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Plugin URI: https://code.studioinfinity.org/glen/tablepress-pods
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Description: Custom Extension for TablePress to incorporate Pods information in tables
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Description: Custom Extension for TablePress to incorporate Pods information in tables
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Version: 0.2.13
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Version: 0.2.14
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Author: Glen Whitney
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Author: Glen Whitney
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Author URI: http://studioinfinity.org/
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Author URI: http://studioinfinity.org/
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*/
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*/
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@ -194,140 +194,15 @@ function playground_handle_exportpods () {
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if ( ! current_user_can( 'tablepress_export_tables' ) ) {
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if ( ! current_user_can( 'tablepress_export_tables' ) ) {
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wp_die( __( 'Sorry, you are not allowed to access this page.', 'default' ), 403 );
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wp_die( __( 'Sorry, you are not allowed to access this page.', 'default' ), 403 );
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}
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}
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/* Reset the nonce for forwarding the action */
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$_REQUEST['_wpnonce'] = wp_create_nonce( TablePress::nonce( 'export' ) );
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if ( empty( $_POST['export'] ) || ! is_array( $_POST['export'] ) ) {
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/* Temporarily set a filter on exporting */
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TablePress::redirect( array( 'action' => 'export', 'message' => 'error_export' ) );
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add_filter( 'tablepress_export_data', 'playground_expand_export_pod', 10, 4);
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} else {
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do_action( 'admin_post_tablepress_export' );
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$export = wp_unslash( $_POST['export'] );
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remove_filter( 'tablepress_export_data', 'playground_expand_export_pod', 10 );
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}
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}
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$real_export = TablePress::url( array( 'action' => 'export', 'export' => $export ), false, 'admin-post.php' );
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function playground_expand_export_pod ( $data, $tab, $fmt, $delim ) {
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$nonced_export = add_query_arg( '_wpnonce', wp_create_nonce( TablePress::nonce('export') ), $real_export);
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return $data . "\nKilroy was here\n";
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wp_redirect( $nonced_export );
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}
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}
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__halt_compiler();
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$exporter = TablePress::load_class( 'TablePress_Export', 'class-export.php', 'classes' );
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if ( empty( $export['tables'] ) ) {
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TablePress::redirect( array( 'action' => 'export', 'message' => 'error_export' ) );
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}
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if ( empty( $export['format'] ) || ! isset( $exporter->export_formats[ $export['format'] ] ) ) {
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TablePress::redirect( array( 'action' => 'export', 'message' => 'error_export' ) );
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}
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if ( empty( $export['csv_delimiter'] ) ) {
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// Set a value, so that the variable exists.
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$export['csv_delimiter'] = '';
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}
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if ( 'csv' === $export['format'] && ! isset( $exporter->csv_delimiters[ $export['csv_delimiter'] ] ) ) {
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TablePress::redirect( array( 'action' => 'export', 'message' => 'error_export' ) );
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}
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// Use list of tables from concatenated field if available (as that's hopefully not truncated by Suhosin, which is possible for $export['tables']).
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$tables = ( ! empty( $export['tables_list'] ) ) ? explode( ',', $export['tables_list'] ) : $export['tables'];
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// Determine if ZIP file support is available.
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if ( $exporter->zip_support_available
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&& ( ( isset( $export['zip_file'] ) && 'true' === $export['zip_file'] ) || count( $tables ) > 1 ) ) {
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// Export to ZIP only if ZIP is desired or if more than one table were selected (mandatory then).
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$export_to_zip = true;
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} else {
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$export_to_zip = false;
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}
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if ( ! $export_to_zip ) {
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// This is only possible for one table, so take the first one.
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if ( ! current_user_can( 'tablepress_export_table', $tables[0] ) ) {
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wp_die( __( 'Sorry, you are not allowed to access this page.', 'default' ), 403 );
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}
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// Load table, with table data, options, and visibility settings.
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$table = TablePress::$model_table->load( $tables[0], true, true );
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if ( is_wp_error( $table ) ) {
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TablePress::redirect( array( 'action' => 'export', 'message' => 'error_load_table', 'export_format' => $export['format'], 'csv_delimiter' => $export['csv_delimiter'] ) );
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}
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if ( isset( $table['is_corrupted'] ) && $table['is_corrupted'] ) {
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TablePress::redirect( array( 'action' => 'export', 'message' => 'error_table_corrupted', 'export_format' => $export['format'], 'csv_delimiter' => $export['csv_delimiter'] ) );
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}
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$download_filename = sprintf( '%1$s-%2$s-%3$s.%4$s', $table['id'], $table['name'], date( 'Y-m-d' ), $export['format'] );
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$download_filename = sanitize_file_name( $download_filename );
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// Export the table.
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$export_data = $exporter->export_table( $table, $export['format'], $export['csv_delimiter'] );
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/**
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* Filter the exported table data.
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*
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* @since 1.6.0
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*
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* @param string $export_data The exported table data.
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* @param array $table Table to be exported.
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* @param string $export_format Format for the export ('csv', 'html', 'json').
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* @param string $csv_delimiter Delimiter for CSV export.
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*/
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$export_data = apply_filters( 'tablepress_export_data', $export_data, $table, $export['format'], $export['csv_delimiter'] );
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$download_data = $export_data;
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} else {
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// Zipping can use a lot of memory and execution time, but not this much hopefully.
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/** This filter is documented in the WordPress file wp-admin/admin.php */
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@ini_set( 'memory_limit', apply_filters( 'admin_memory_limit', WP_MAX_MEMORY_LIMIT ) );
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@set_time_limit( 300 );
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$zip_file = new ZipArchive();
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$download_filename = sprintf( 'tablepress-export-%1$s-%2$s.zip', date_i18n( 'Y-m-d-H-i-s' ), $export['format'] );
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$download_filename = sanitize_file_name( $download_filename );
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$full_filename = wp_tempnam( $download_filename );
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if ( true !== $zip_file->open( $full_filename, ZIPARCHIVE::OVERWRITE ) ) {
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@unlink( $full_filename );
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TablePress::redirect( array( 'action' => 'export', 'message' => 'error_create_zip_file', 'export_format' => $export['format'], 'csv_delimiter' => $export['csv_delimiter'] ) );
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}
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foreach ( $tables as $table_id ) {
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// Don't export tables for which the user doesn't have the necessary export rights.
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if ( ! current_user_can( 'tablepress_export_table', $table_id ) ) {
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continue;
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}
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// Load table, with table data, options, and visibility settings.
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$table = TablePress::$model_table->load( $table_id, true, true );
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// Don't export if the table could not be loaded.
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if ( is_wp_error( $table ) ) {
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continue;
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}
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// Don't export if the table is corrupted.
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if ( isset( $table['is_corrupted'] ) && $table['is_corrupted'] ) {
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continue;
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}
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$export_data = $exporter->export_table( $table, $export['format'], $export['csv_delimiter'] );
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/** This filter is documented in controllers/controller-admin.php */
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$export_data = apply_filters( 'tablepress_export_data', $export_data, $table, $export['format'], $export['csv_delimiter'] );
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$export_filename = sprintf( '%1$s-%2$s-%3$s.%4$s', $table['id'], $table['name'], date( 'Y-m-d' ), $export['format'] );
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$export_filename = sanitize_file_name( $export_filename );
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$zip_file->addFromString( $export_filename, $export_data );
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}
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// If something went wrong, or no files were added to the ZIP file, bail out.
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if ( ! ZIPARCHIVE::ER_OK === $zip_file->status || 0 === $zip_file->numFiles ) {
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$zip_file->close();
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@unlink( $full_filename );
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TablePress::redirect( array( 'action' => 'export', 'message' => 'error_create_zip_file', 'export_format' => $export['format'], 'csv_delimiter' => $export['csv_delimiter'] ) );
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}
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$zip_file->close();
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// Load contents of the ZIP file, to send it as a download.
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$download_data = file_get_contents( $full_filename );
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@unlink( $full_filename );
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}
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// Send download headers for export file.
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header( 'Content-Description: File Transfer' );
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header( 'Content-Type: application/octet-stream' );
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header( "Content-Disposition: attachment; filename=\"{$download_filename}\"" );
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header( 'Content-Transfer-Encoding: binary' );
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header( 'Expires: 0' );
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header( 'Cache-Control: must-revalidate' );
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header( 'Pragma: public' );
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header( 'Content-Length: ' . strlen( $download_data ) );
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// $filetype = text/csv, text/html, application/json
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// header( 'Content-Type: ' . $filetype. '; charset=' . get_option( 'blog_charset' ) );
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@ob_end_clean();
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flush();
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echo $download_data;
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exit;
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}
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*/
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