first commit

wp/wp-content/plugins/wordpress-seo-premium/classes/premium-option.php

@@ -0,0 +1,76 @@
+<?php
+/**
+ * WPSEO Premium plugin file.
+ *
+ * @package WPSEO\Premium\Classes
+ */
+
+/**
+ * Represents the premium option.
+ */
+class WPSEO_Premium_Option extends WPSEO_Option {
+
+	/**
+	 * Option name.
+	 *
+	 * @var string
+	 */
+	public $option_name = 'wpseo_premium';
+
+	/**
+	 * Array of defaults for the option.
+	 *
+	 * {@internal Shouldn't be requested directly, use $this->get_defaults();}}
+	 *
+	 * @var array
+	 */
+	protected $defaults = [
+		// Form fields.
+		'prominent_words_indexing_completed' => null,
+	];
+
+	/**
+	 * Registers the option to the WPSEO Options framework.
+	 */
+	public static function register_option() {
+		WPSEO_Options::register_option( static::get_instance() );
+	}
+
+	/**
+	 * Get the singleton instance of this class.
+	 *
+	 * @return static Returns instance of itself.
+	 */
+	public static function get_instance() {
+		if ( ! ( static::$instance instanceof static ) ) {
+			static::$instance = new static();
+		}
+
+		return static::$instance;
+	}
+
+	/**
+	 * All concrete classes must contain a validate_option() method which validates all
+	 * values within the option.
+	 *
+	 * @param array $dirty New value for the option.
+	 * @param array $clean Clean value for the option, normally the defaults.
+	 * @param array $old   Old value of the option.
+	 *
+	 * @return array The clean option value.
+	 */
+	protected function validate_option( $dirty, $clean, $old ) {
+		foreach ( $clean as $key => $value ) {
+			switch ( $key ) {
+				case 'prominent_words_indexing_completed':
+					if ( isset( $dirty[ $key ] ) && $dirty[ $key ] !== null ) {
+						$clean[ $key ] = WPSEO_Utils::validate_bool( $dirty[ $key ] );
+					}
+
+					break;
+			}
+		}
+
+		return $clean;
+	}
+}