Simplify and prevent warnings

src/generators/schema/howto.php

@@ -21,7 +21,7 @@
  /**
  * Renders a list of questions, referencing them by ID.
  *
  * @return array Our Schema graph.
  */
  public function generate() {
  $graph = [];
@@ -36,8 +36,8 @@
  /**
  * Adds the duration of the task to the Schema.
  *
  * @param array $data Our How-To schema data.
  * @param array $attributes The block data attributes.
  *
  * @return void
  */
@@ -46,9 +46,9 @@
  return;
  }
 
- $days = ! \is_numeric( $attributes['days'] ) ? 0 : \intval( $attributes['days'] );
- $hours = ! \is_numeric( $attributes['hours'] ) ? 0 : \intval( $attributes['hours'] );
- $minutes = ! \is_numeric( $attributes['minutes'] ) ? 0 : \intval( $attributes['minutes'] );
+ $days = \intval( $attributes['days'] ?? 0 );
+ $hours = \intval( $attributes['hours'] ?? 0 );
+ $minutes = \intval( $attributes['minutes'] ?? 0 );
 
  if ( ( $days + $hours + $minutes ) > 0 ) {
  $data['totalTime'] = \esc_attr( 'P' . $days . 'DT' . $hours . 'H' . $minutes . 'M' );
@@ -58,8 +58,8 @@
  /**
  * Adds the steps to our How-To output.
  *
  * @param array $data Our How-To schema data.
  * @param array $steps Our How-To block's steps.
  *
  * @return void
  */
@@ -115,7 +115,7 @@
  /**
  * Checks if we have a step description, if we do, add it.
  *
  * @param array $schema_step Our Schema output for the Step.
  * @param string $json_text The step text.
  *
  * @return void
@@ -132,7 +132,7 @@
  /**
  * Checks if we have a step image, if we do, add it.
  *
  * @param array $schema_step Our Schema output for the Step.
  * @param array $step The step block data.
  *
  * @return void