File: /home/mmickelson/inspirationdigital.com.old/wp-content/themes/duster/functions.php
<?php
/**
* @package Duster
*/
/**
* Set the content width based on the theme's design and stylesheet.
*/
if ( ! isset( $content_width ) )
$content_width = 584;
if ( ! function_exists( 'duster_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 post thumbnails.
*/
function duster_setup() {
/**
* Make theme available for translation
* Translations can be filed in the /languages/ directory
* If you're building a theme based on Duster, use a find and replace
* to change 'duster' to the name of your theme in all the template files
*/
load_theme_textdomain( 'duster', 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' );
// We'll be using post thumbnails for custom header images on posts and pages.
// We want them to be 940 pixels wide by 198 pixels tall.
// Larger images will be auto-cropped to fit, smaller ones will be ignored. See header.php.
set_post_thumbnail_size( get_custom_header()->width, get_custom_header()->height, true );
/**
* Add Duster's custom image sizes
*/
add_image_size( 'large-feature', get_custom_header()->width, 500, true ); // Used for large feature images
add_image_size( 'small-feature', 500, 500 ); // Used for featured posts if a large-feature doesn't exist
/**
* This theme uses wp_nav_menu() in one location.
*/
register_nav_menus( array(
'primary' => __( 'Primary Menu', 'duster' ),
) );
/**
* Enable support for Post Formats
*/
add_theme_support( 'post-formats', array( 'aside', 'link', 'gallery', 'status', 'quote' ) );
}
endif; // duster_setup
add_action( 'after_setup_theme', 'duster_setup' );
/**
* Setup the WordPress core custom background feature.
*
* Use add_theme_support to register support for WordPress 3.4+
* as well as provide backward compatibility for previous versions.
* Use feature detection of wp_get_theme() which was introduced
* in WordPress 3.4.
*
* Hooks into the after_setup_theme action.
*/
function duster_register_custom_background() {
$args = array(
'default-color' => '',
'default-image' => '',
);
$args = apply_filters( 'duster_custom_background_args', $args );
if ( function_exists( 'wp_get_theme' ) ) {
add_theme_support( 'custom-background', $args );
} else {
define( 'BACKGROUND_COLOR', $args['default-color'] );
define( 'BACKGROUND_IMAGE', $args['default-image'] );
add_custom_background();
}
}
add_action( 'after_setup_theme', 'duster_register_custom_background' );
/**
* Enqueue scripts and styles
*/
function duster_scripts() {
wp_enqueue_style( 'duster', get_stylesheet_uri() );
if ( is_singular() && comments_open() && get_option( 'thread_comments' ) )
wp_enqueue_script( 'comment-reply' );
}
add_action( 'wp_enqueue_scripts', 'duster_scripts' );
/**
* Sets the post excerpt length to 40 characters.
*
* To override this length in a child theme, remove the filter and add your own
* function tied to the excerpt_length filter hook.
*/
function duster_excerpt_length( $length ) {
return 40;
}
add_filter( 'excerpt_length', 'duster_excerpt_length' );
/**
* Returns a "Continue Reading" link for excerpts
*/
function duster_continue_reading_link() {
return ' <a href="'. get_permalink() . '">' . __( 'Continue reading <span class="meta-nav">→</span>', 'duster' ) . '</a>';
}
/**
* Replaces "[...]" (appended to automatically generated excerpts) with an ellipsis and duster_continue_reading_link().
*
* To override this in a child theme, remove the filter and add your own
* function tied to the excerpt_more filter hook.
*/
function duster_auto_excerpt_more( $more ) {
return ' …' . duster_continue_reading_link();
}
add_filter( 'excerpt_more', 'duster_auto_excerpt_more' );
/**
* Adds a pretty "Continue Reading" link to custom post excerpts.
*
* To override this link in a child theme, remove the filter and add your own
* function tied to the get_the_excerpt filter hook.
*/
function duster_custom_excerpt_more( $output ) {
if ( has_excerpt() && ! is_attachment() ) {
$output .= duster_continue_reading_link();
}
return $output;
}
add_filter( 'get_the_excerpt', 'duster_custom_excerpt_more' );
/**
* Add custom body classes
*/
function duster_body_class($classes) {
if ( is_singular() && ! is_home() && ! is_page_template( 'showcase.php' ) )
$classes[] = 'singular';
return $classes;
}
add_filter( 'body_class', 'duster_body_class' );
/**
* Get our wp_nav_menu() fallback, wp_page_menu(), to show a home link.
*/
function duster_page_menu_args( $args ) {
$args['show_home'] = true;
return $args;
}
add_filter( 'wp_page_menu_args', 'duster_page_menu_args' );
/**
* Register widgetized area and update sidebar with default widgets
*/
function duster_widgets_init() {
register_sidebar( array(
'name' => __( 'Main Sidebar', 'duster' ),
'id' => 'sidebar-1',
'before_widget' => '<aside id="%1$s" class="widget %2$s">',
'after_widget' => '</aside>',
'before_title' => '<h1 class="widget-title">',
'after_title' => '</h1>',
) );
register_sidebar( array(
'name' => __( 'Showcase Sidebar', 'duster' ),
'id' => 'sidebar-2',
'description' => __( 'The sidebar for the optional Showcase Template', 'duster' ),
'before_widget' => '<aside id="%1$s" class="widget %2$s">',
'after_widget' => '</aside>',
'before_title' => '<h1 class="widget-title">',
'after_title' => '</h1>',
) );
register_sidebar( array(
'name' => __( 'Footer Area One', 'duster' ),
'id' => 'sidebar-3',
'description' => __( 'An optional widget area for your site footer', 'duster' ),
'before_widget' => '<aside id="%1$s" class="widget %2$s">',
'after_widget' => '</aside>',
'before_title' => '<h1 class="widget-title">',
'after_title' => '</h1>',
) );
register_sidebar( array(
'name' => __( 'Footer Area Two', 'duster' ),
'id' => 'sidebar-4',
'description' => __( 'An optional widget area for your site footer', 'duster' ),
'before_widget' => '<aside id="%1$s" class="widget %2$s">',
'after_widget' => '</aside>',
'before_title' => '<h1 class="widget-title">',
'after_title' => '</h1>',
) );
register_sidebar( array(
'name' => __( 'Footer Area Three', 'duster' ),
'id' => 'sidebar-5',
'description' => __( 'An optional widget area for your site footer', 'duster' ),
'before_widget' => '<aside id="%1$s" class="widget %2$s">',
'after_widget' => '</aside>',
'before_title' => '<h1 class="widget-title">',
'after_title' => '</h1>',
) );
}
add_action( 'init', 'duster_widgets_init' );
/**
* Display navigation to next/previous pages when applicable
*/
function duster_content_nav($nav_id) {
global $wp_query;
if ( $wp_query->max_num_pages > 1 ) : ?>
<nav id="<?php echo $nav_id; ?>">
<h1 class="section-heading"><?php _e( 'Post navigation', 'duster' ); ?></h1>
<div class="nav-previous"><?php next_posts_link( __( '<span class="meta-nav">←</span> Older posts', 'duster' ) ); ?></div>
<div class="nav-next"><?php previous_posts_link( __( 'Newer posts <span class="meta-nav">→</span>', 'duster' ) ); ?></div>
</nav><!-- #nav-above -->
<?php endif;
}
/**
* Grab the first URL from a Link post
*/
function duster_url_grabber() {
$first_url = '';
ob_start();
ob_end_clean();
$output = preg_match_all('/<a.+href=[\'"]([^\'"]+)[\'"].*>/i', get_the_content(), $matches);
$first_url = $matches [1][0];
if ( empty( $first_url ) )
return false;
return $first_url;
}
/**
* Count the number of footer sidebars to enable dynamic classes for the footer
*/
function duster_footer_sidebar_class() {
$count = 0;
if ( is_active_sidebar( 'sidebar-3' ) )
$count++;
if ( is_active_sidebar( 'sidebar-4' ) )
$count++;
if ( is_active_sidebar( 'sidebar-5' ) )
$count++;
switch ( $count ) {
case '1':
$class = 'one';
break;
case '2':
$class = 'two';
break;
case '3':
$class = 'three';
break;
default:
$class = '';
break;
}
if ( '' != $class )
echo 'class="' . $class . '"';
}
if ( ! function_exists( 'duster_comment' ) ) :
/**
* Template for comments and pingbacks.
*
* To override this walker in a child theme without modifying the comments template
* simply create your own duster_comment(), and that function will be used instead.
*
* Used as a callback by wp_list_comments() for displaying the comments.
*
* @since Duster 0.4
*/
function duster_comment( $comment, $args, $depth ) {
$GLOBALS['comment'] = $comment;
switch ( $comment->comment_type ) :
case '' :
?>
<li <?php comment_class(); ?> id="li-comment-<?php comment_ID(); ?>">
<article id="comment-<?php comment_ID(); ?>" class="comment">
<footer class="comment-meta">
<div class="comment-author vcard">
<?php
$avatar_size = 68;
if ( '0' != $comment->comment_parent )
$avatar_size = 39;
echo get_avatar( $comment, $avatar_size );
printf( __( '%1$s on %2$s%3$s at %4$s%5$s <span class="says">said:</span>', 'duster' ),
sprintf( '<cite class="fn">%s</cite>', get_comment_author_link() ),
'<a href="' . esc_url( get_comment_link( $comment->comment_ID ) ) . '"><time pubdate datetime="' . get_comment_time( 'c' ) . '">',
get_comment_date(),
get_comment_time(),
'</time></a>'
);
?>
<?php edit_comment_link( __( '[Edit]', 'duster' ), ' ' ); ?>
</div><!-- .comment-author .vcard -->
<?php if ( $comment->comment_approved == '0' ) : ?>
<em><?php _e( 'Your comment is awaiting moderation.', 'duster' ); ?></em>
<br />
<?php endif; ?>
</footer>
<div class="comment-content"><?php comment_text(); ?></div>
<div class="reply">
<?php comment_reply_link( array_merge( $args, array( 'reply_text' => __( 'Reply ↓', 'duster' ), 'depth' => $depth, 'max_depth' => $args['max_depth'] ) ) ); ?>
</div><!-- .reply -->
</article><!-- #comment-## -->
<?php
break;
case 'pingback' :
case 'trackback' :
?>
<li class="post pingback">
<p><?php _e( 'Pingback:', 'duster' ); ?> <?php comment_author_link(); ?><?php edit_comment_link( __( '(Edit)', 'duster' ), ' ' ); ?></p>
<?php
break;
endswitch;
}
endif; // ends check for duster_comment()
/**
* Filters wp_title to print a neat <title> tag based on what is being viewed.
*
* @since Duster 1.1
*/
function duster_wp_title( $title, $sep ) {
global $page, $paged;
if ( is_feed() )
return $title;
// Add the blog name
$title .= get_bloginfo( 'name' );
// Add the blog description for the home/front page.
$site_description = get_bloginfo( 'description', 'display' );
if ( $site_description && ( is_home() || is_front_page() ) )
$title .= " $sep $site_description";
// Add a page number if necessary:
if ( $paged >= 2 || $page >= 2 )
$title .= " $sep " . sprintf( __( 'Page %s', 'duster' ), max( $paged, $page ) );
return $title;
}
add_filter( 'wp_title', 'duster_wp_title', 10, 2 );
/**
* Grab Duster's Custom Widgets
*/
require get_template_directory() . '/inc/widgets.php';
/**
* Implement the Custom Header feature.
*/
require get_template_directory() . '/inc/custom-header.php';
/**
* Load Jetpack compatibility file.
*/
require get_template_directory() . '/inc/jetpack.compat.php';
/**
* Load wp.com compatibility file.
*/
if ( file_exists( get_template_directory() . '/inc/wpcom.php' ) )
require get_template_directory() . '/inc/wpcom.php';
/**
* This theme was built with PHP, Semantic HTML, CSS, love, and a Toolbox.
*/