From cc6d8727c775410647202d7b8eb7213392667355 Mon Sep 17 00:00:00 2001
From: IanDelMar <42134098+IanDelMar@users.noreply.github.com>
Date: Sun, 2 Sep 2018 08:54:36 +0200
Subject: [PATCH] Stick to single quotes & other minor changes

* Stick to single quotes
* DocBlock for function understrap_theme_slug_sanitize_select
* Formatting issues
---
 inc/customizer.php | 39 +++++++++++++++++++++++----------------
 1 file changed, 23 insertions(+), 16 deletions(-)

diff --git a/inc/customizer.php b/inc/customizer.php
index 483086f..2e0364f 100644
--- a/inc/customizer.php
+++ b/inc/customizer.php
@@ -40,19 +40,25 @@ if ( ! function_exists( 'understrap_theme_customize_register' ) ) {
 			'priority'    => 160,
 		) );
 
-		 //select sanitization function
-        function understrap_theme_slug_sanitize_select( $input, $setting ){
-         
-            //input must be a slug: lowercase alphanumeric characters, dashes and underscores are allowed only
-            $input = sanitize_key($input);
- 
-            //get the list of possible select options 
-            $choices = $setting->manager->get_control( $setting->id )->choices;
-                             
-            //return input if valid or return default option
-            return ( array_key_exists( $input, $choices ) ? $input : $setting->default );                
-             
-        }
+		/**
+		 * Select sanitization function
+		 *
+		 * @param string               $input   Slug to sanitize.
+		 * @param WP_Customize_Setting $setting Setting instance.
+		 * @return string Sanitized slug if it is a valid choice; otherwise, the setting default.
+		 */
+        	function understrap_theme_slug_sanitize_select( $input, $setting ){
+
+            		// Ensure input is a slug (lowercase alphanumeric characters, dashes and underscores are allowed only).
+            		$input = sanitize_key( $input );
+
+           		// Get the list of possible select options.
+           		$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 );                
+
+        	}
 
 		$wp_customize->add_setting( 'understrap_container_type', array(
 			'default'           => 'container',
@@ -66,7 +72,7 @@ if ( ! function_exists( 'understrap_theme_customize_register' ) ) {
 				$wp_customize,
 				'understrap_container_type', array(
 					'label'       => __( 'Container Width', 'understrap' ),
-					'description' => __( "Choose between Bootstrap's container and container-fluid", 'understrap' ),
+					'description' => __( 'Choose between Bootstrap\'s container and container-fluid', 'understrap' ),
 					'section'     => 'understrap_theme_layout_options',
 					'settings'    => 'understrap_container_type',
 					'type'        => 'select',
@@ -90,7 +96,7 @@ if ( ! function_exists( 'understrap_theme_customize_register' ) ) {
 				$wp_customize,
 				'understrap_sidebar_position', array(
 					'label'       => __( 'Sidebar Positioning', 'understrap' ),
-					'description' => __( "Set sidebar's default position. Can either be: right, left, both or none. Note: this can be overridden on individual pages.",
+					'description' => __( 'Set sidebar\'s default position. Can either be: right, left, both or none. Note: this can be overridden on individual pages.',
 					'understrap' ),
 					'section'     => 'understrap_theme_layout_options',
 					'settings'    => 'understrap_sidebar_position',
@@ -118,7 +124,8 @@ if ( ! function_exists( 'understrap_customize_preview_js' ) ) {
 	 */
 	function understrap_customize_preview_js() {
 		wp_enqueue_script( 'understrap_customizer', get_template_directory_uri() . '/js/customizer.js',
-			array( 'customize-preview' ), '20130508', true );
+			array( 'customize-preview' ), '20130508', true
+		);
 	}
 }
 add_action( 'customize_preview_init', 'understrap_customize_preview_js' );