__( 'Heading for a section.', 'blog-postx' ) ] ); } public function widget( $args, $instance ) { extract( $args ); $heading = isset( $instance['heading'] ) ? $instance['heading'] : ''; $elementClass = 'blog-postx-heading'; echo wp_kses_post( $before_widget ); echo '

'; if( ! empty( $heading ) ) echo wp_kses_post( $before_title ) . esc_html( $heading ) . wp_kses_post( $after_title ); echo '

'; echo wp_kses_post( $after_widget ); } public function widget_fields() { return [ [ 'title' => esc_html__( 'Heading', 'blog-postx' ), 'default' => esc_html__( 'Heading', 'blog-postx' ), 'name' => 'heading', 'type' => 'text' ] ]; } public function form( $instance ) { $widget_fields = $this->widget_fields(); foreach( $widget_fields as $widget_field ) : if ( isset( $instance[ $widget_field['name'] ] ) ) { $field_value = $instance[ $widget_field['name'] ]; } else if( isset( $widget_field['default'] ) ) { $field_value = $widget_field['default']; } else { $field_value = ''; } blog_postx_widget_fields( $this, $widget_field, $field_value ); endforeach; } public function update( $new_instance, $old_instance ) { $instance = $old_instance; $widget_fields = $this->widget_fields(); if( ! is_array( $widget_fields ) ) return $instance; foreach( $widget_fields as $widget_field ) : $instance[ $widget_field['name'] ] = blog_postx_sanitize_widget_fields( $widget_field, $new_instance ); endforeach; return $instance; } }