rename all files named mt- to sad-

inc/customizer/sad-sanitize.php

@@ -0,0 +1,47 @@
+<?php
+/**
+ * Sanitize customizer field
+ * 
+ * @package Sophia After Dark
+ * @since 1.0.0
+ */
+
+if ( ! function_exists( 'sophia_after_dark_sanitize_checkbox' ) ) :
+
+    /**
+	 * Sanitize checkbox.
+	 *
+	 * @since 1.0.0
+	 *
+	 * @param bool $checked Whether the checkbox is checked.
+	 * @return bool Whether the checkbox is checked.
+	 */
+	function sophia_after_dark_sanitize_checkbox( $checked ) {
+		return ( ( isset( $checked ) && true === $checked ) ? true : false );
+	}
+
+endif;
+
+if ( ! function_exists( 'sophia_after_dark_sanitize_select' ) ) :
+
+	/**
+	 * Sanitize select.
+	 *
+	 * @since 1.0.0
+	 *
+	 * @param mixed                $input The value to sanitize.
+	 * @param WP_Customize_Setting $setting WP_Customize_Setting instance.
+	 * @return mixed Sanitized value.
+	 */
+	function sophia_after_dark_sanitize_select( $input, $setting ) {
+		// Ensure input is a slug.
+		$input = sanitize_key( $input );
+
+		// Get list of choices from the control associated with the setting.
+		$choices = $setting->manager->get_control( $setting->id )->choices;
+
+		// If the input is a valid key, return it; otherwise, return the default.
+		return ( array_key_exists( $input, $choices ) ? $input : $setting->default );
+	}
+	
+endif;