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✏️ Editing: container-base.class.php

<?php

/**
 *
 * The common base class for fields which may contain and render other fields.
 *
 * Class SiteOrigin_Widget_Field_Container_Base
 */
abstract class SiteOrigin_Widget_Field_Container_Base extends SiteOrigin_Widget_Field_Base {
	/**
	 * The child field options.
	 *
	 * @access protected
	 * @var array
	 */
	protected $fields;
	/**
	 * The child field instances.
	 *
	 * @access protected
	 * @var array
	 */
	protected $sub_fields;
	/**
	 * Whether or not this container's fields should initially be hidden.
	 *
	 * @access protected
	 * @var bool
	 */
	protected $hide;
	/**
	 * The current visibility state of this container.
	 *
	 * @access protected
	 * @var string
	 */
	protected $state;
	/**
	 * Whether or not this container's fields are rendered within a collapsible container.
	 *
	 * @access protected
	 * @var bool
	 */
	protected $collapsible = true;

protected function render_before_field( $value, $instance ) {
		if( ! empty( $value[ 'so_field_container_state' ] ) ) {
			$this->state = $value[ 'so_field_container_state' ];
		}
		else {
			$this->state = $this->hide ? 'closed' : 'open';
		}

parent::render_before_field( $value, $instance );
	}

protected function get_label_classes( $value, $instance ) {
		$label_classes = parent::get_label_classes( $value, $instance );
		if( $this->state == 'open' ) $label_classes[] = 'siteorigin-widget-section-visible';
		return $label_classes;
	}

protected function render_field_label( $value, $instance ) {
		if ($this->collapsible ) {
			parent::render_field_label( $value, $instance );
		}
	}

protected function create_and_render_sub_fields( $values, $parent_container = null, $is_template = false ) {
		$this->sub_fields = array();
		if( isset( $parent_container )) {
			if( ! in_array( $parent_container, $this->parent_container, true ) ){
				$this->parent_container[] = $parent_container;
			}
		}
		/* @var $field_factory SiteOrigin_Widget_Field_Factory */
		$field_factory = SiteOrigin_Widget_Field_Factory::single();
		foreach( $this->fields as $sub_field_name => $sub_field_options ) {
			/* @var $field SiteOrigin_Widget_Field_Base */
			$field = $field_factory->create_field(
				$sub_field_name,
				$sub_field_options,
				$this->for_widget,
				$this->parent_container,
				$is_template
			);
			$sub_value = ( ! empty( $values ) && isset( $values[$sub_field_name] ) ) ? $values[$sub_field_name] : null;
			$field->render( $sub_value, $values );
			$field_js_vars = $field->get_javascript_variables();
			if( ! empty( $field_js_vars ) ) {
				$this->javascript_variables[$sub_field_name] = $field_js_vars;
			}
			$field->enqueue_scripts();
			$this->sub_fields[$sub_field_name] = $field;
		}
	}

protected function sanitize_field_input( $value, $instance ) {
		if ( ! is_array( $value ) ) {
			return array();
		}
		/* @var $field_factory SiteOrigin_Widget_Field_Factory */
		$field_factory = SiteOrigin_Widget_Field_Factory::single();
		foreach( $this->fields as $sub_field_name => $sub_field_options ) {

/* @var $sub_field SiteOrigin_Widget_Field_Base */
			if( ! empty( $this->sub_fields ) && ! empty( $this->sub_fields[$sub_field_name] ) ) {
				$sub_field = $this->sub_fields[$sub_field_name];
			}
			else {
				$sub_field = $field_factory->create_field(
					$this->base_name . '][' . $sub_field_name,
					$sub_field_options,
					$this->for_widget,
					$this->parent_container
				);
			}
			$value[$sub_field_name] = $sub_field->sanitize( isset($value[$sub_field_name]) ? $value[$sub_field_name] : null, $value );
			$value = $sub_field->sanitize_instance( $value );
		}

return $value;
	}

}

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