functions.php

<?php

/**
 * Load theme styles.
 */
function theme_enqueue_styles() {
	wp_enqueue_style( 'parent-style', get_template_directory_uri() . '/style.css' );
	wp_enqueue_style( 'child-style', get_stylesheet_uri(), array( 'parent-style' ) );
}

add_action( 'wp_enqueue_scripts', 'theme_enqueue_styles' );


//------------------------------------------------------------------------------------------------------------------


/**
 * Register js for Customize live preview.
 */
function theme_customize_preview_js() {
	wp_enqueue_script( 'customize_preview_js', get_stylesheet_directory_uri() . '/js/customize.js', array( 'customize-preview', 'jquery' ) );
}

add_action( 'customize_preview_init', 'theme_customize_preview_js' );


/**
 * Register my settings for customizer.
 *
 * @param $wp_customize
 */
function theme_customize_register( $wp_customize ) {

	/**
	 * Add a Setting to Title section
	 */
	$wp_customize->add_setting(	'author_name', array(
			'type'           => 'theme_mod',
			'capability'     => 'edit_theme_options',
			'theme_supports' => '',
			'default'        => '',
			'transport'      => 'postMessage',
		)
	);

	$wp_customize->add_control(	'author_name', array(
			'type'        => 'text',
			'section'     => 'title_tagline',
			'label'       => __( 'The blog author name' ),
			'description' => __( 'Write here the author name of the blog.' ),
		)
	);


	/**
	 * A checkbox to show/hide the Author name.
	 */
	$wp_customize->add_setting(	'show_author_name', array(
			'default'   => 'true',
			'transport' => 'postMessage',
		)
	);

	$wp_customize->add_control(	'show_author_name', array(
			'type'    => 'checkbox',
			'label'   => __( 'Show author name in header' ),
			'section' => 'title_tagline',
		)
	);


	/**
	 * Add an Author photo.
	 */
	$wp_customize->add_setting(	'photo_upload', array(
			'transport' => 'refresh',
		)
	);

	$wp_customize->add_control(	new WP_Customize_Image_Control(
			$wp_customize,
			'photo_upload',
			array(
				'label'    => __( 'Photo upload' ),
				'section'  => 'title_tagline',
				'settings' => 'photo_upload'
			)
		)
	);

}

add_action( 'customize_register', 'theme_customize_register' );

/* EOF */