functions.php

<?php
/**
 * Briar functions and definitions
 *
 * @package Briar
 * @since 1.0
 */

if ( ! function_exists( 'briar_setup' ) ) :
	/**
	 * Sets up theme defaults and registers support for various WordPress features.
	 *
	 * Note that this function is hooked into the after_setup_theme hook, which
	 * runs before the init hook. The init hook is too late for some features, such
	 * as indicating support for post thumbnails.
	 *
	 * @since 1.0
	 */
	function briar_setup() {

		/**
		 * Make theme available for translation.
		 * Translations can be filed in the /languages/ directory.
		 * If you're building a theme based on Briar, use a find and replace
		 * to change 'briar' to the name of your theme in all the template files
		 */
		load_theme_textdomain( 'briar', get_template_directory() . '/languages' );

		// Add default posts and comments RSS feed links to head.
		add_theme_support( 'automatic-feed-links' );

		/*
		 * Enable support for Post Thumbnails on posts and pages.
		 *
		 * @link http://codex.wordpress.org/Function_Reference/add_theme_support#Post_Thumbnails
		 */
		add_theme_support( 'post-thumbnails' );

		/**
		 * Theme image sizes
		 */
		add_image_size( 'briar-featured-image', 1050, 9999, false );
		add_image_size( 'briar-blog-post-image', 768, 300, true );
		add_image_size( 'briar-single-full-width', 1600, 9999, false );

		// This theme uses wp_nav_menu() in one location.
		register_nav_menus( array(
			'primary' => __( 'Primary Menu', 'briar' ),
		) );

		/*
		 * Switch default core markup for search form, comment form, and comments
		 * to output valid HTML5.
		 */
		add_theme_support( 'html5', array(
			'search-form',
			'comment-form',
			'comment-list',
			'gallery',
			'caption',
		) );

		/*
		 * Enable support for Post Formats.
		 * See http://codex.wordpress.org/Post_Formats
		 */
		add_theme_support( 'post-formats', array(
			'aside',
			'chat',
			'image',
			'gallery',
			'audio',
			'video',
			'quote',
			'status',
			'link',
		) );

		// Setup the WordPress core custom background feature.
		add_theme_support( 'custom-background', apply_filters( 'briar_custom_background_args', array(
			'default-color' => 'ffffff',
			'default-image' => '',
		) ) );

		/*
		 * Let WordPress manage the document title.
		 * By adding theme support, we declare that this theme does not use a
		 * hard-coded <title> tag in the document head, and expect WordPress to
		 * provide it for us.
		 */
		add_theme_support( 'title-tag' );
	}
endif; // End briar_setup.
add_action( 'after_setup_theme', 'briar_setup' );

/**
 * Set the content width in pixels, based on the theme's design and stylesheet.
 *
 * Priority 0 to make it available to lower priority callbacks.
 *
 * @global int $content_width
 */
function briar_content_width() {
	$GLOBALS['content_width'] = apply_filters( 'briar_content_width', 1080 );
}
add_action( 'after_setup_theme', 'briar_content_width', 0 );

/**
 * Register widget area.
 *
 * @link http://codex.wordpress.org/Function_Reference/register_sidebar
 * @since 1.0
 */
function briar_widgets_init() {
	register_sidebar( array(
		'name'          => __( 'Sidebar', 'briar' ),
		'id'            => 'sidebar-1',
		'description'   => '',
		'before_widget' => '<div id="%1$s" class="widget %2$s">',
		'after_widget'  => '</div><hr />',
		'before_title'  => '<h4 class="sidebar-widget-title">',
		'after_title'   => '</h4>',
	) );
}
add_action( 'widgets_init', 'briar_widgets_init' );

/**
 * Enqueue admin scripts and styles.
 *
 * @since 1.0
 */
function briar_admin_scripts() {
	/**
	 * Customize control Color scheme
	 */
	wp_register_style( 'briar-customize-control-color-scheme', get_template_directory_uri() . '/admin/css/briar-customize-control-color-scheme.css', array( 'customize-controls' ), '20150610', 'all' );
	wp_register_script( 'briar-customize-control-color-scheme', get_template_directory_uri() . '/admin/js/briar-customize-control-color-scheme.js', array( 'customize-controls', 'jquery' ), '20150610', true );

	/**
	 * Customize control Social buttons
	 */
	wp_register_style( 'briar-customize-control-social-buttons', get_template_directory_uri() . '/admin/css/briar-customize-control-social-buttons.css', array( 'customize-controls' ), '20150610', 'all' );
	wp_register_script( 'briar-customize-control-social-buttons', get_template_directory_uri() . '/admin/js/briar-customize-control-social-buttons.js', array( 'customize-controls', 'jquery' ), '20150610', true );

	/**
	 * Customize control Layout
	 */
	wp_register_style( 'briar-customize-control-layout', get_template_directory_uri() . '/admin/css/briar-customize-control-layout.css', array( 'customize-controls' ), '20150610', 'all' );
	wp_register_script( 'briar-customize-control-layout', get_template_directory_uri() . '/admin/js/briar-customize-control-layout.js', array( 'customize-controls', 'jquery' ), '20140806', true );
}
add_action( 'admin_enqueue_scripts', 'briar_admin_scripts' );

/**
 * Add editor styles
 * @since 1.1
 */
function briar_add_editor_styles() {
	add_editor_style( '//fonts.googleapis.com/css?family=' . urlencode( 'Martel:300,400,700,900|Noto+Sans:400,400i,700,700i' ) );
	add_editor_style( get_template_directory_uri() . '/admin/css/briar-editor.css' );
}
add_action( 'admin_init', 'briar_add_editor_styles' );

/**
 * Add TinyMCE google fonts plugin
 *
 * @since 1.1
 *
 * @param array $plugins TinyMCE plugins.
 * @return array $plugins
 */
function add_tinymce_googlefonts( $plugins ) {
	$plugins['briar_googlefonts'] = get_template_directory_uri() . '/admin/js/briar-tinymce.plugins.googlefonts.js';
	return $plugins;

}
//add_filter( 'mce_external_plugins', 'add_tinymce_googlefonts' );

/**
 * Enqueue scripts and styles.
 *
 * @since 1.0
 */
function briar_scripts() {
	$styles = array(
		'red' => '-red',
		'orange' => '-orange',
		'yellow' => '-yellow',
		'blue' => '-blue',
		'violet' => '-violet',
		'green' => '-green',
	);

	$theme_style = get_theme_mod( 'briar_scheme', 'red' );
	if ( ! array_key_exists( $theme_style, $styles ) ) {
		$theme_style = 'red';
	}

	wp_enqueue_style( 'briar-fonts', '//fonts.googleapis.com/css?family=Martel:300,400,700,900|Noto+Sans:400,400i,700,700i' );
	wp_enqueue_style( 'briar-style', get_template_directory_uri() . '/css/style.css', array( 'briar-fonts' ) );
	wp_enqueue_style( 'briar-style-' . $theme_style, get_template_directory_uri() . '/css/style' . $styles[ $theme_style ] . '.css', array( 'briar-style' ) );

	wp_enqueue_script( 'briar-scripts', get_template_directory_uri() . '/js/scripts.js', array( 'jquery' ), '20170309', true );

	if ( is_singular() && comments_open() && get_option( 'thread_comments' ) ) {
		wp_enqueue_script( 'comment-reply' );
	}
}
add_action( 'wp_enqueue_scripts', 'briar_scripts' );

/**
 * Add custom style
 */
function briar_custom_style() {
	if ( is_customize_preview() ) : ?>
	<style type="text/css" id="customize-preview-style"></style>
	<?php
		return;
	endif;

	$custom_style = get_theme_mod( 'briar_custom_style', '' );

	if ( ! empty( $custom_style ) ) : ?>
	<style type="text/css"><?php echo esc_html( $custom_style ); ?></style>
	<?php endif;
}
add_action( 'wp_head', 'briar_custom_style', 9999 );

/**
 * Custom template tags for this theme.
 */
require get_template_directory() . '/inc/template-tags.php';

/**
 * Custom functions that act independently of the theme templates.
 */
require get_template_directory() . '/inc/extras.php';

/**
 * Customizer additions.
 */
require get_template_directory() . '/inc/customizer.php';

/**
 * Load Jetpack compatibility file.
 */
require get_template_directory() . '/inc/jetpack.php';