functions.php

<?php
/**
 * Casper functions and definitions
 *
 * @package Casper
 */

if ( ! function_exists( 'casper_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.
 */
function casper_setup() {
	/**
	 * Set the content width based on the theme's design and stylesheet.
	 */
	if ( ! isset( $content_width ) ) {
		$content_width = 640; /* pixels */
	}

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

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

	// Enable support for Post Formats.
	add_theme_support( 'post-formats', array( 'aside', 'image', 'video', 'quote', 'link' ) );


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

	// Enable support for HTML5 markup.
	add_theme_support( 'html5', array(
		'comment-list',
		'search-form',
		'comment-form',
		'gallery',
	) );

	function new_excerpt_more( $more ) {
		if ( false != get_theme_mod( 'casper_read_more_link')) {
			return ' <a class="read-more" href="'. get_permalink( get_the_ID() ) . '">' . get_theme_mod( 'casper_read_more_link') . '</a>';
		} else {
			return ' <a class="read-more" href="'. get_permalink( get_the_ID() ) . '">' . __( '&hellip;&nbsp;<span class="meta-nav">&rarr;</span>', 'casper' ) . '</a>';
		}
	}
	add_filter( 'excerpt_more', 'new_excerpt_more' );

	// Enable automatic theme updates
	add_filter( 'auto_update_theme', '__return_true' );
}
endif; // casper_setup
add_action( 'after_setup_theme', 'casper_setup' );

if ( ! function_exists( 'casper_widgets_init' ) ) :
/**
 * Register widgetized area and update sidebar with default widgets.
 */
function casper_widgets_init() {
	register_sidebar( array(
		'name'          => __( 'Footer Bar', 'casper' ),
		'id'            => 'sidebar-1',
		'before_widget' => '<aside id="%1$s" class="widget %2$s">',
		'after_widget'  => '</aside>',
		'before_title'  => '<h1 class="widget-title">',
		'after_title'   => '</h1>',
	) );
}
endif; // casper_widgets_init
add_action( 'widgets_init', 'casper_widgets_init' );

if ( ! function_exists( 'casper_scripts' ) ) :
/**
 * Enqueue scripts and styles.
 */
function casper_scripts() {
	wp_enqueue_style('casper-google-fonts', '//fonts.googleapis.com/css?family=Noto+Serif:400,700,400italic|Open+Sans:700,400');
	wp_enqueue_style( 'casper-style', get_stylesheet_uri() );
	wp_enqueue_script( 'casper-index', get_template_directory_uri() . '/js/main.js', array('jquery'), '1.0.0', true );

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

/**
 * Implement the Custom Header feature.
 */
require get_template_directory() . '/inc/custom-header.php';

/**
 * 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';

if ( ! function_exists( 'casper_add_editor_styles' ) ) :
/**
 * Custom Editor Styles
 */
function casper_add_editor_styles() {
    add_editor_style( 'css/custom-editor-style.css' );
}
endif; // casper_add_editor_styles
add_action( 'after_setup_theme', 'casper_add_editor_styles' );

if ( ! function_exists( 'casper_customizer_head' ) ) :


/**
 * Admin CSS
 */
function casper_admin_css(){
	wp_enqueue_style ('casper_admin_style', get_template_directory_uri() . '/css/admin.css', array(), false, false);
}
add_action('admin_head', 'casper_admin_css');


/**
 * Customizer hook
 */
function casper_customizer_head() {
   	if (get_theme_mod( 'casper_custom_meta' )!=false) { echo get_theme_mod( 'casper_custom_meta' ); } ?>

   	<style type="text/css">
		<?php if(get_header_textcolor()){ ?>
			.blog-title a, .blog-description, .social-icons a { color: #<?php header_textcolor(); ?>; }
		<?php } ?>

		<?php if('blank' === get_header_textcolor()) { ?>
			.blog-description { display: none; }
		<?php } ?>
		<?php if(false != get_theme_mod( 'casper_header_textcolor' ) && false != get_theme_mod( 'casper_display_header' )){ ?>
        	body:not(.home) .blog-title a, body:not(.home) .blog-description, body:not(.home) .social-icons a {
        		color: <?php echo get_theme_mod( 'casper_header_textcolor' ); ?>;
        	}
        <?php } ?>
		<?php if(get_theme_mod('casper_header_color')){ ?>
		    .site-head { background-color: <?php echo get_theme_mod( 'casper_header_color' ); ?>; }
		<?php } ?>
        <?php if(false != get_theme_mod( 'casper_display_header' )) { ?>
        	body:not(.home) #masthead{ background: none; }
        <?php } ?>
        <?php if(false != get_theme_mod( 'casper_display_header_all' )) { ?>
        	body:not(.home) .site-head:after { display: none; }
        	body:not(.home) #masthead{ height: auto; border: none; }
        	body:not(.home) .blog-title, body:not(.home) .blog-description { display: none; }
        	body:not(.home) .inner { padding-top: 1em; }
        	body:not(.home) .main-navigation { position: relative; }
        <?php } ?>

		<?php if( get_theme_mod( 'casper_link_color' )) { ?>
			section a { color: <?php echo get_theme_mod( 'casper_link_color' ); ?>; }
		<?php } ?>

		<?php if(get_theme_mod( 'casper_hover_color' )) { ?>
			a:hover, body .blog-title a:hover, body .social-icons a:hover { color: <?php echo get_theme_mod( 'casper_hover_color' ); ?>; }
		<?php } ?>
		<?php if(!get_theme_mod( 'casper_display_header' )){ ?>
			.main-navigation a { color: <?php echo get_theme_mod( 'casper_home_menu_color' ); ?>; }
		<?php } ?>
        <?php if(get_theme_mod( 'casper_menu_color' )){ ?>
        	.main-navigation a { color: <?php echo get_theme_mod( 'casper_menu_color' ); ?>; }
        <?php } ?>
        <?php if(get_theme_mod( 'casper_home_menu_color' )){ ?>
        	.home .main-navigation a { color: <?php echo get_theme_mod( 'casper_home_menu_color' ); ?>; }
        <?php } ?>
        <?php if( false != get_theme_mod( 'casper_logo_circle' ) ) { ?>
			.blog-logo img {
				-webkit-border-radius: 50%;
			    -moz-border-radius: 50%;
			    border-radius: 50%;
			}
        <?php } ?>
        <?php if( false != get_theme_mod( 'casper_logo_frame' ) ) { ?>
			.blog-logo img {
			    border: 3px solid white;
			    -webkit-box-shadow: 0 1px 1px rgba(0,0,0,0.3);
			    -moz-box-shadow: 0 1px 1px rgba(0,0,0,0.3);
			    box-shadow: 0 1px 1px rgba(0,0,0,0.3);
			}
        <?php } ?>
        <?php if( false != get_theme_mod( 'casper_hide_page_header_dot' ) ) { ?>
			.site-head:after {
			    display: none;
			}
        <?php } ?>
    </style>
    <?php
}
endif; // casper_customizer_head
add_action( 'wp_head', 'casper_customizer_head' );
?>