Fix meta array storage and output

Author: akirk

classes/class-connector.php

@@ -214,6 +214,7 @@ public function delayed_log_commit() {
 
 	/**
 	 * Compare two values and return changed keys if they are arrays
+	 * x
 	 *
 	 * @param  mixed    $old_value Value before change.
 	 * @param  mixed    $new_value Value after change.

classes/class-db-driver-wpdb.php

@@ -79,10 +79,17 @@ public function insert_record( $data ) {
 		$record_id = $wpdb->insert_id;
 
 		// Insert record meta.
-		foreach ( (array) $meta as $key => $vals ) {
-			foreach ( (array) $vals as $val ) {
+		foreach ( (array) $meta as $key => $val ) {
+			if ( is_array( $val ) ) {
+				$vals = $val;
+				foreach ( $vals as $k => $val ) {
+					if ( is_scalar( $val ) && '' !== $val ) {
+						$this->insert_meta( $record_id, $key . '[' . $k . ']', substr( $val, 0, 200 ) );
+					}
+				}
+			} else {
 				if ( is_scalar( $val ) && '' !== $val ) {
-					$this->insert_meta( $record_id, $key, $val );
+					$this->insert_meta( $record_id, $key, substr( $val, 0, 200 ) );
 				}
 			}
 		}

classes/class-list-table.php

@@ -334,7 +334,20 @@ public function column_default( $item, $column_name ) {
 					);
 				}
 				if ( $record->meta ) {
-					$out .= '<details><summary>' . esc_html__( 'Metadata', 'stream' ) . '</summary><pre>' . esc_html( print_r( $record->meta, true ) ) . '</pre></details>';
+					$meta = array();
+					foreach ( $record->meta as $key => $value ) {
+						if ( false === strpos( $key, '[' ) ) {
+							$meta[ $key ] = $value;
+						} else {
+							$main_key = substr( $key, 0, strpos( $key, '[' ) );
+							$sub_key  = substr( $key, strpos( $key, '[' ) + 1, - 1 );
+
+							$meta[ $main_key ][ $sub_key ] = $value;
+						}
+					}
+					$out  .= '<details><summary>' . esc_html__( 'Metadata', 'stream' ) . '</summary><pre>';
+					$out  .= esc_html( print_r( $meta, true ) );
+					 $out .= '</pre></details>';
 				}
 				$out .= $this->get_action_links( $record );
 				break;