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2023-04-08 12:19:53 -04:00
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+<?php
+/**
+ * Setting class for storing a single meta value as an array.
+ *
+ * @package    ButterBean
+ * @author     Justin Tadlock <justin@justintadlock.com>
+ * @copyright  Copyright (c) 2015-2016, Justin Tadlock
+ * @link       https://github.com/justintadlock/butterbean
+ * @license    http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+ */
+
+/**
+ * Array setting class.
+ *
+ * @since  1.0.0
+ * @access public
+ */
+class ButterBean_Setting_Array extends ButterBean_Setting {
+
+	/**
+	 * The type of setting.
+	 *
+	 * @since  1.0.0
+	 * @access public
+	 * @var    string
+	 */
+	public $type = 'array';
+
+	/**
+	 * Sanitizes the value of the setting.
+	 *
+	 * @since  1.0.0
+	 * @access public
+	 * @param  array   $value
+	 * @return array
+	 */
+	public function sanitize( $values ) {
+
+		$multi_values = $values && ! is_array( $values ) ? explode( ',', $values ) : $values;
+
+		return $multi_values ? array_map( array( $this, 'map' ), $multi_values ) : array();
+	}
+
+	/**
+	 * Helper function for sanitizing each value of the array.
+	 *
+	 * @since  1.0.0
+	 * @access public
+	 * @param  mixed  $value
+	 * @return mixed
+	 */
+	public function map( $value ) {
+
+		return apply_filters( "butterbean_{$this->manager->name}_sanitize_{$this->name}", $value, $this );
+	}
+
+	/**
+	 * Saves the value of the setting.
+	 *
+	 * @since  1.0.0
+	 * @access public
+	 * @return void
+	 */
+	public function save() {
+
+		if ( ! $this->check_capabilities() )
+			return;
+
+		$old_values = $this->get_value();
+		$new_values = $this->get_posted_value();
+
+		// If there's an array of posted values, set them.
+		if ( $new_values && is_array( $new_values ) && $new_values !== $old_values )
+			return update_post_meta( $this->manager->post_id, $this->name, $new_values );
+
+		// If no array of posted values but we have old values, delete them.
+		else if ( $old_values && ! $new_values )
+			return delete_post_meta( $this->manager->post_id, $this->name );
+	}
+}