functions.php

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

if ( ! function_exists( 'ink_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 ink_setup() {

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

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

	/*
	 * 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' );

	/*
	 * 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' );

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

	/*
	 * 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', 'image', 'video', 'quote', 'link',
	) );

	// Set up the WordPress core custom background feature.
	add_theme_support( 'custom-background', apply_filters( 'ink_custom_background_args', array(
		'default-color' => 'ffffff',
		'default-image' => '',
	) ) );
}
endif; // ink_setup
add_action( 'after_setup_theme', 'ink_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 ink_content_width() {
	$GLOBALS['content_width'] = apply_filters( 'ink_content_width', 750 );
}
add_action( 'after_setup_theme', 'ink_content_width', 0 );

/**
 * Register widget area.
 *
 * @link http://codex.wordpress.org/Function_Reference/register_sidebar
 */
function ink_widgets_init() {
	register_sidebar( array(
		'name'          => esc_html__( 'Sidebar', 'ink' ),
		'id'            => 'sidebar-1',
		'description'   => '',
		'before_widget' => '<aside id="%1$s" class="widget %2$s">',
		'after_widget'  => '</aside>',
		'before_title'  => '<h1 class="widget-title">',
		'after_title'   => '</h1>',
	) );
}
add_action( 'widgets_init', 'ink_widgets_init' );

/**
 * Return the Google font stylesheet URL if available.
 *
 * The use of Work Sans by default is localized. For languages that use
 * characters not supported by the font, the font can be disabled.
 *
 * @return string Font stylesheet or empty string if disabled.
 */

function ink_get_font_url() {
	$font_url = '';

	/* translators: If there are characters in your language that are not supported
	 * by Ubuntu, translate this to 'off'. Do not translate into your own language.
	 */
	if ( 'off' !== _x( 'on', 'Source Sans Pro font: on or off', 'ink' ) ) {
		$subsets = 'latin,latin-ext';

		/* translators: To add an additional Open Sans character subset specific to your language,
		 * translate this to 'greek', 'cyrillic' or 'vietnamese'. Do not translate into your own language.
		 */
		$subset = _x( 'no-subset', 'Source Sans Pro font: add new subset (greek, cyrillic, vietnamese)', 'ink' );

		if ( 'cyrillic' == $subset )
			$subsets .= ',cyrillic,cyrillic-ext';
		elseif ( 'greek' == $subset )
			$subsets .= ',greek,greek-ext';
		elseif ( 'vietnamese' == $subset )
			$subsets .= ',vietnamese';

		$query_args = array(
			'family' => 'Source+Sans+Pro:400,400italic,700',
			'subset' => $subsets,
		);
		$font_url = add_query_arg( $query_args, 'https://fonts.googleapis.com/css' );
	}

	return $font_url;
}

/**
 * Enqueue scripts and styles.
 */
function ink_scripts() {
	wp_enqueue_style( 'ink-style', get_stylesheet_uri() );
	wp_enqueue_script( 'ink-skip-link-focus-fix', get_template_directory_uri() . '/js/skip-link-focus-fix.js', array(), '20130115', true );

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

	$font_url = ink_get_font_url();
	if ( ! empty( $font_url ) )
		wp_enqueue_style( 'ink-fonts', esc_url_raw( $font_url ), array(), null );

}
add_action( 'wp_enqueue_scripts', 'ink_scripts' );

function tweakjp_rm_comments_att( $open, $post_id ) {
    $post = get_post( $post_id );
    if( $post->post_type == 'attachment' ) {
        return false;
    }
    return $open;
}
add_filter( 'comments_open', 'tweakjp_rm_comments_att', 10 , 2 );

/** microformats 2.0 support for tags */

function add_tag_class($links) {
    return str_replace('<a href="', '<a class="p-category" href="', $links);
}

add_filter( "term_links-post_tag", 'add_tag_class');

/**
 * 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';