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<?php |
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|
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/** |
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* Suppress "error - 0 - No summary was found for this file" on phpdoc generation |
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* |
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* @package WPDataAccess\Utilities |
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*/ |
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|
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namespace WPDataAccess\Utilities { |
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|
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use WPDataAccess\WPDA; |
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|
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/** |
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* Class WPDA_Export_Json |
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* |
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* @author Peter Schulz |
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* @since 2.0.13 |
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*/ |
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class WPDA_Export_Json extends WPDA_Export_Formatted { |
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|
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/** |
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* Variable used for loop processing |
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* |
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* @var bool |
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*/ |
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protected $first_row = true; |
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|
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/** |
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* File header for JSON export |
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* |
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* @since 2.0.13 |
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*/ |
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protected function header() { |
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WPDA::sent_header( 'application/json', null, "{$this->table_names}.json" ); |
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|
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echo '{ "table": "' . esc_attr( $this->table_names ) . '"'; |
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echo ', "info": "Generated by WP Data Access"'; |
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echo ', "time": "' . esc_attr( gmdate( 'Y-m-d\TH:i:s\Z' ) ) . '"'; |
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if ( is_array( $this->rows ) && count( $this->rows ) > 0 ) {//phpcs:ignore - 8.1 proof |
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echo ', "columns": ['; |
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$first_col = true; |
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foreach ( $this->rows[0] as $column_name => $column_value ) { |
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if ( $first_col ) { |
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$first_col = false; |
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} else { |
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echo ', '; |
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} |
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echo '"' . esc_attr( $column_name) . '"'; |
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} |
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echo ']'; |
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} |
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echo ', "row_count": ' . esc_attr( $this->row_count ); |
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echo ', "rows": ['; |
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} |
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|
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/** |
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* Process one row to be export in JSON format |
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* |
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* @param array $row |
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* |
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* @since 2.0.13 |
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*/ |
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protected function row( $row ) { |
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if ( $this->first_row ) { |
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$this->first_row = false; |
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} else { |
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echo ', '; |
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} |
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echo '['; |
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$first_col = true; |
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foreach ( $row as $column_name => $column_value ) { |
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if ( $first_col ) { |
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$first_col = false; |
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} else { |
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echo ', '; |
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} |
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|
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if ( null === $column_value ) { |
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echo 'null'; |
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} else { |
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$is_string = 'number' === WPDA::get_type( $this->data_types[ $column_name ] ) ? '' : '"'; |
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echo $is_string . $column_value . $is_string; // phpcs:ignore WordPress.Security.EscapeOutput |
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} |
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} |
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echo ']'; |
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} |
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|
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/** |
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* File footer for JSON export |
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* |
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* @since 2.0.13 |
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*/ |
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protected function footer() { |
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echo ']}'; |
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} |
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|
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} |
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|
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} |
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|
