File: /home/mmickelson/martyknows.com/wp-content/themes/forever/functions.php
<?php
/**
* Forever functions and definitions
*
* @package Forever
* @since Forever 1.0
*/
/**
* Set the content width based on the theme's design and stylesheet.
*/
if ( ! isset( $content_width ) )
$content_width = 560; /* pixels */
function forever_full_width() {
global $content_width;
if ( is_page_template( 'nosidebar-page.php' ) )
$content_width = 890;
}
add_action( 'template_redirect', 'forever_full_width' );
if ( ! function_exists( 'forever_setup' ) ):
/**
* Sets up theme defaults and registers support for various WordPress features.
*
* @uses forever_add_image_sizes()
*/
function forever_setup() {
/**
* Make theme available for translation
* Translations can be filed in the /languages/ directory
*/
load_theme_textdomain( 'forever', get_template_directory() . '/languages' );
forever_maybe_enable_theme_options();
/**
* Add default posts and comments RSS feed links to head
*/
add_theme_support( 'automatic-feed-links' );
/**
* This theme uses wp_nav_menu() in one location.
*/
register_nav_menus( array(
'primary' => __( 'Primary Menu', 'forever' ),
) );
/**
* Add support for the Aside and Gallery Post Formats
*/
add_theme_support( 'post-formats', array( 'gallery', 'image', 'status', 'quote' ) );
/**
* Enqueue styles.
*/
function forever_styles() {
wp_enqueue_style( 'forever-style', get_stylesheet_uri() );
}
add_action( 'wp_enqueue_scripts', 'forever_styles' );
/**
* Enqueue Fonts.
*/
function forever_fonts() {
$protocol = is_ssl() ? 'https' : 'http';
wp_enqueue_style( 'raleway', "$protocol://fonts.googleapis.com/css?family=Raleway:100" );
}
add_action( 'wp_enqueue_scripts', 'forever_fonts' );
/**
* Enqueue scripts
*/
function forever_scripts() {
// enqueue comment reply script
if ( is_singular() && comments_open() && get_option( 'thread_comments' ) ) {
wp_enqueue_script( 'comment-reply' );
}
// enqueue masonry for the guestbook page template
if ( is_page_template( 'guestbook.php') ) {
wp_enqueue_script( 'jquery-masonry' );
wp_enqueue_script( 'guestbook', get_template_directory_uri() . '/js/guestbook.js', array( 'jquery' ), '28-12-2011', true );
}
}
add_action( 'wp_enqueue_scripts', 'forever_scripts' );
/**
* This theme uses Featured Images (also known as post thumbnails)
*/
add_theme_support( 'post-thumbnails' );
/*
* Register custom image sizes.
*/
forever_add_image_sizes();
}
endif; // forever_setup
/**
* Tell WordPress to run forever_setup() when the 'after_setup_theme' hook is run.
*/
add_action( 'after_setup_theme', 'forever_setup' );
/**
* Maybe enable theme options.
*
* Theme options are enabled by default in Forever.
* Child themes and plugins may disable all
* options by using the following code before the
* "after_theme_setup" action fires at priority 10.
*
* add_filter( 'forever-enable-theme-options', '__return_false' );
*
* @since Forever 1.1
*/
function forever_maybe_enable_theme_options() {
if ( apply_filters( 'forever-enable-theme-options', true ) )
require( get_template_directory() . '/inc/theme-options.php' );
}
/**
* Add image sizes.
*
* @since Forever 1.1
*/
function forever_get_image_sizes() {
$defaults = array(
'large-feature' => array( 888, 355, true ),
'small-feature' => array( 195, 124, true ),
);
$sizes = apply_filters( 'forever-image-sizes', $defaults );
return $sizes;
}
/**
* Add image sizes.
*
* @uses forever_get_image_sizes().
* @since Forever 1.1
*/
function forever_add_image_sizes() {
$sizes = forever_get_image_sizes();
foreach ( (array) $sizes as $name => $size ) {
add_image_size( $name, $size[0], $size[1], $size[2] );
}
}
/**
* Enables child themes and plugins to set a
* custom image size for post thumbnail.
*
* @since Forever 1.1
*/
function forever_get_post_thumbnail_size() {
return apply_filters( 'forever-post-thumbnail-size', 'thumbnail' );
}
/**
* Setup the WordPress core custom background feature.
*
* Hooks into the after_setup_theme action.
*/
function forever_register_custom_background() {
add_theme_support( 'custom-background', apply_filters( 'forever_custom_background_args', array(
'default-color' => 'fff',
'default-image' => get_template_directory_uri() . '/images/body-bg.png',
) ) );
}
add_action( 'after_setup_theme', 'forever_register_custom_background' );
/**
* Sets the post excerpt length to 40 words.
*/
function forever_excerpt_length( $length ) {
return 40;
}
add_filter( 'excerpt_length', 'forever_excerpt_length' );
/**
* Returns a "Continue reading" link for excerpts
*/
function forever_continue_reading_link() {
return ' <a class="more-link" href="'. esc_url( get_permalink() ) . '">' . __( 'Continue reading <span class="meta-nav">→</span>', 'forever' ) . '</a>';
}
/**
* Replaces "[...]" (appended to automatically generated excerpts) with an ellipsis and forever_continue_reading_link().
*/
function forever_auto_excerpt_more( $more ) {
return ' …' . forever_continue_reading_link();
}
add_filter( 'excerpt_more', 'forever_auto_excerpt_more' );
/**
* Adds a pretty "Continue Reading" link to custom post excerpts.
*/
function forever_custom_excerpt_more( $output ) {
if ( has_excerpt() && ! is_attachment() ) {
$output .= forever_continue_reading_link();
}
return $output;
}
add_filter( 'get_the_excerpt', 'forever_custom_excerpt_more' );
/**
* Get our wp_nav_menu() fallback, wp_page_menu(), to show a home link.
*/
function forever_page_menu_args( $args ) {
$args['show_home'] = true;
return $args;
}
add_filter( 'wp_page_menu_args', 'forever_page_menu_args' );
/**
* Register widgetized area and update sidebar with default widgets
*/
function forever_widgets_init() {
register_sidebar( array(
'name' => __( 'Sidebar', 'forever' ),
'id' => 'sidebar-1',
'before_widget' => '<aside id="%1$s" class="widget %2$s">',
'after_widget' => "</aside>",
'before_title' => '<h1 class="widget-title">',
'after_title' => '</h1>',
) );
register_sidebar( array(
'name' => __( 'Footer Widget Area One', 'forever' ),
'description' => __( 'An optional footer widget area.', 'forever' ),
'id' => 'sidebar-2',
'before_widget' => '<aside id="%1$s" class="widget %2$s">',
'after_widget' => "</aside>",
'before_title' => '<h1 class="widget-title">',
'after_title' => '</h1>',
) );
register_sidebar( array(
'name' => __( 'Footer Widget Area Two', 'forever' ),
'description' => __( 'An optional footer widget area.', 'forever' ),
'id' => 'sidebar-3',
'before_widget' => '<aside id="%1$s" class="widget %2$s">',
'after_widget' => "</aside>",
'before_title' => '<h1 class="widget-title">',
'after_title' => '</h1>',
) );
register_sidebar( array(
'name' => __( 'Footer Widget Area Three', 'forever' ),
'description' => __( 'An optional footer widget area.', 'forever' ),
'id' => 'sidebar-4',
'before_widget' => '<aside id="%1$s" class="widget %2$s">',
'after_widget' => "</aside>",
'before_title' => '<h1 class="widget-title">',
'after_title' => '</h1>',
) );
register_sidebar( array(
'name' => __( 'Footer Widget Area Four', 'forever' ),
'description' => __( 'An optional footer widget area.', 'forever' ),
'id' => 'sidebar-5',
'before_widget' => '<aside id="%1$s" class="widget %2$s">',
'after_widget' => "</aside>",
'before_title' => '<h1 class="widget-title">',
'after_title' => '</h1>',
) );
}
add_action( 'widgets_init', 'forever_widgets_init' );
if ( ! function_exists( 'forever_content_nav' ) ):
/**
* Display navigation to next/previous pages when applicable
*
* @since Forever 1.0
*/
function forever_content_nav( $nav_id ) {
global $wp_query;
?>
<nav id="<?php echo esc_attr( $nav_id ); ?>">
<h1 class="assistive-text section-heading"><?php _e( 'Post navigation', 'forever' ); ?></h1>
<?php if ( is_single() ) : // navigation links for single posts ?>
<?php previous_post_link( '<div class="nav-previous">%link</div>', '<span class="meta-nav">' . _x( '←', 'Previous post link', 'forever' ) . '</span> %title' ); ?>
<?php next_post_link( '<div class="nav-next">%link</div>', '%title <span class="meta-nav">' . _x( '→', 'Next post link', 'forever' ) . '</span>' ); ?>
<?php elseif ( $wp_query->max_num_pages > 1 && ( is_home() || is_archive() || is_search() ) ) : // navigation links for home, archive, and search pages ?>
<?php if ( get_next_posts_link() ) : ?>
<div class="nav-previous"><?php next_posts_link( __( '<span class="meta-nav">←</span> Older posts', 'forever' ) ); ?></div>
<?php endif; ?>
<?php if ( get_previous_posts_link() ) : ?>
<div class="nav-next"><?php previous_posts_link( __( 'Newer posts <span class="meta-nav">→</span>', 'forever' ) ); ?></div>
<?php endif; ?>
<?php endif; ?>
</nav><!-- #<?php echo $nav_id; ?> -->
<?php
}
endif; // forever_content_nav
if ( ! function_exists( 'forever_comment' ) ) :
/**
* Template for comments and pingbacks.
* Used as a callback by wp_list_comments() for displaying the comments.
*
* @since Forever 1.0
*/
function forever_comment( $comment, $args, $depth ) {
$GLOBALS['comment'] = $comment;
switch ( $comment->comment_type ) :
case 'pingback' :
case 'trackback' :
?>
<li class="post pingback">
<p><?php _e( 'Pingback:', 'forever' ); ?> <?php comment_author_link(); ?><?php edit_comment_link( __( 'Edit', 'forever' ), ' ' ); ?></p>
<?php
break;
default :
?>
<li <?php comment_class(); ?> id="li-comment-<?php comment_ID(); ?>">
<article id="comment-<?php comment_ID(); ?>" class="comment">
<footer>
<div class="comment-author vcard">
<?php
$comment_avatar_size = 54;
if ( 0 != $comment->comment_parent )
$comment_avatar_size = 28;
echo get_avatar( $comment, $comment_avatar_size );
?>
<cite class="fn"><?php comment_author_link(); ?></cite>
</div><!-- .comment-author .vcard -->
<?php if ( $comment->comment_approved == '0' ) : ?>
<em><?php _e( 'Your comment is awaiting moderation.', 'forever' ); ?></em>
<br />
<?php endif; ?>
<div class="comment-meta commentmetadata">
<a class="comment-time" href="<?php echo esc_url( get_comment_link( $comment->comment_ID ) ); ?>"><time pubdate datetime="<?php comment_time( 'c' ); ?>">
<?php
/* translators: 1: date, 2: time */
printf( __( '%1$s at %2$s', 'forever' ), get_comment_date(), get_comment_time() ); ?>
</time></a>
<?php edit_comment_link( __( 'Edit', 'forever' ), ' ' );
?>
</div><!-- .comment-meta .commentmetadata -->
</footer>
<div class="comment-content"><?php comment_text(); ?></div>
<div class="reply">
<?php comment_reply_link( array_merge( $args, array( 'depth' => $depth, 'max_depth' => $args['max_depth'] ) ) ); ?>
</div><!-- .reply -->
</article><!-- #comment-## -->
<?php
break;
endswitch;
}
endif; // ends check for forever_comment()
if ( ! function_exists( 'forever_posted_on' ) ) :
/**
* Prints HTML with meta information for the current post-date/time and author.
*
* @since Forever 1.0
*/
function forever_posted_on() {
printf( __( '<span class="sep">Posted on </span><a href="%1$s" title="%2$s" rel="bookmark"><time class="entry-date" datetime="%3$s" pubdate>%4$s</time></a><span class="byline"> <span class="sep"> by </span> <span class="author vcard"><a class="url fn n" href="%5$s" title="%6$s" rel="author">%7$s</a></span></span>', 'forever' ),
esc_url( get_permalink() ),
esc_attr( get_the_time() ),
esc_attr( get_the_date( 'c' ) ),
esc_html( get_the_date() ),
esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ),
esc_attr( sprintf( __( 'View all posts by %s', 'forever' ), get_the_author() ) ),
esc_html( get_the_author() )
);
}
endif;
/**
* Adds custom classes to the array of body classes.
*
* @since Forever 1.0
*/
function forever_body_classes( $classes ) {
// Adds a class of single-author to blogs with only 1 published author
if ( ! is_multi_author() ) {
$classes[] = 'single-author';
}
// Adds a class of index to views that are not posts or pages or search
if ( ! is_singular() && ! is_search() ) {
$classes[] = 'indexed';
}
return $classes;
}
add_filter( 'body_class', 'forever_body_classes' );
/**
* Count the number of footer sidebars to enable dynamic classes for the footer
*/
function forever_footer_sidebar_class() {
$count = 0;
if ( is_active_sidebar( 'sidebar-2' ) )
$count++;
if ( is_active_sidebar( 'sidebar-3' ) )
$count++;
if ( is_active_sidebar( 'sidebar-4' ) )
$count++;
if ( is_active_sidebar( 'sidebar-5' ) )
$count++;
$class = '';
switch ( $count ) {
case '1':
$class = 'one';
break;
case '2':
$class = 'two';
break;
case '3':
$class = 'three';
break;
case '4':
$class = 'four';
break;
}
if ( $class )
echo 'class="' . $class . '"';
}
/**
* Returns true if a blog has more than 1 category
*
* @since Forever 1.0
*/
function forever_categorized_blog() {
if ( false === ( $all_the_cool_cats = get_transient( 'all_the_cool_cats' ) ) ) {
// Create an array of all the categories that are attached to posts
$all_the_cool_cats = get_categories( array(
'hide_empty' => 1,
) );
// Count the number of categories that are attached to the posts
$all_the_cool_cats = count( $all_the_cool_cats );
set_transient( 'all_the_cool_cats', $all_the_cool_cats );
}
if ( '1' != $all_the_cool_cats ) {
// This blog has more than 1 category so forever_categorized_blog should return true
return true;
} else {
// This blog has only 1 category so forever_categorized_blog should return false
return false;
}
}
/**
* Flush out the transients used in forever_categorized_blog
*
* @since Forever 1.0
*/
function forever_category_transient_flusher() {
// Like, beat it. Dig?
delete_transient( 'all_the_cool_cats' );
}
add_action( 'edit_category', 'forever_category_transient_flusher' );
add_action( 'save_post', 'forever_category_transient_flusher' );
/**
* Filter in a link to a content ID attribute for the next/previous image links on image attachment pages
*/
function forever_enhanced_image_navigation( $url ) {
global $post, $wp_rewrite;
// Bail if there is no $post, like in the dashboard recent comments widget.
if ( ! isset( $post ) )
return $url;
$id = (int) $post->ID;
$object = get_post( $id );
if ( wp_attachment_is_image( $post->ID ) && ( $wp_rewrite->using_permalinks() && ( $object->post_parent > 0 ) && ( $object->post_parent != $id ) ) )
$url = $url . '#main';
return $url;
}
add_filter( 'attachment_link', 'forever_enhanced_image_navigation' );
/**
* Filter the home page posts, and remove any featured post IDs from it. Hooked
* onto the 'pre_get_posts' action, this changes the parameters of the query
* before it gets any posts.
*
* @global array $featured_post_id
* @param WP_Query $query
* @return WP_Query Possibly modified WP_query
*/
function forever_home_posts( $query = false ) {
// Bail if not home, not a query, not main query.
if ( ! is_home() || ! is_a( $query, 'WP_Query' ) || ! $query->is_main_query() )
return $query;
$featured = forever_featured_posts();
$recent = apply_filters( 'forever-recent-posts', false );
// Bail if no featured posts.
if ( ! $featured && ! $recent )
return $query;
// Exclude featured posts from the main query.
$query->query_vars['post__not_in'] = array_merge( (array) $featured, (array) $recent );
return $query;
}
add_action( 'pre_get_posts', 'forever_home_posts' );
/**
* Test to see if any posts meet our conditions for featuring posts.
*
* @return mixed Array of featured post ids on success, false on failure.
*/
function forever_featured_posts() {
$featured_post_ids = get_transient( 'featured_post_ids' );
// Return cached results.
if ( ! empty( $featured_post_ids ) )
return $featured_post_ids;
$sticky_posts = get_option( 'sticky_posts' );
// Proceed only if sticky posts exist.
if ( empty( $sticky_posts ) || ! is_array( $sticky_posts ) )
return false;
// The Featured Posts query.
$featured = new WP_Query( array(
'post__in' => $sticky_posts,
'post_status' => 'publish',
'no_found_rows' => true,
'ignore_sticky_posts' => 1,
'posts_per_page' => 50,
) );
// Proceed only if published posts exist.
if ( ! $featured->have_posts() )
return false;
$sizes = forever_get_image_sizes();
$min_width = 888;
if ( isset( $sizes['large-feature'][0] ) )
$min_width = $sizes['large-feature'][0];
while ( $featured->have_posts() ) {
$featured->the_post();
$image = wp_get_attachment_image_src( get_post_thumbnail_id( $featured->post->ID ), 'large-feature' );
if ( $min_width <= $image[1] )
$featured_post_ids[] = $featured->post->ID;
}
set_transient( 'featured_post_ids', $featured_post_ids );
wp_reset_postdata();
return $featured_post_ids;
}
/**
* Flush out the transients used in forever_featured_posts()
*
* Hooks into the "save_post" and "update_option_sticky_posts" actions.
*
* Vvwooshh!
*/
function forever_featured_post_checker_flusher() {
delete_transient( 'featured_post_ids' );
}
add_action( 'update_option_sticky_posts', 'forever_featured_post_checker_flusher' );
add_action( 'save_post', 'forever_featured_post_checker_flusher' );
require_once( 'inc/custom-header.php' );
/**
* Filters wp_title to print a neat <title> tag based on what is being viewed.
*
* @since Forever 1.1
*/
function forever_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', 'forever' ), max( $paged, $page ) );
return $title;
}
add_filter( 'wp_title', 'forever_wp_title', 10, 2 );
/*
* Remove widont filter if Posts in Columns options is active
*
* @since Forever 1.2.2
*/
function forever_wido() {
if ( ! function_exists( 'forever_get_theme_options' ) ) {
return false;
}
$options = forever_get_theme_options();
if ( 'on' != $options['posts_in_columns'] ) {
return false;
}
remove_filter( 'the_title', 'widont' );
}
add_action( 'init', 'forever_wido' );