PageLines PasteBin.

<?php

// Setup
require_once( dirname(__FILE__) . '/setup.php' );
require_once( dirname(__FILE__) . '/includes/class.AAMHCPosts.php' );
require_once( dirname(__FILE__) . '/includes/class.AAMHCPostsCategory.php' );

function excerpt_ellipse($text) {
    return str_replace('[...]', '...', $text);
}

function string_limit_words($string, $word_limit)
{
    $words = explode(' ', $string, ($word_limit + 1));
    if(count($words) > $word_limit)
        array_pop($words);
    return implode(' ', $words);
}

// Add a class to the first and last menu item
function add_first_and_last($output) {
    $output = preg_replace('/class="menu-item/', 'class="first-menu-item menu-item', $output, 1);
    $output = substr_replace($output, 'class="last-menu-item menu-item', strripos($output, 'class="menu-item'), strlen('class="menu-item'));
    return $output;
}
add_filter('wp_nav_menu', 'add_first_and_last');

// Register our custom menus
function register_aamhc_menus() {
    register_nav_menus( array( 'aamhc_main_nav' => __( 'AAMHC Main Nav', 'pagelines' ),
        'aamhc_header_links' => __( 'AAMHC Header Links', 'pagelines' )
    ));
}
add_action( 'init', 'register_aamhc_menus' );

/**
 * Custom search form for AAMHC
 *
 * @param string $echo
 * @return mixed
 */
function aamhc_search_form( $echo = false) {

        $searchfield = sprintf('<input placeholder="%s..." type="text"> <input type="submit" value="Go">',
                                __('Search', 'pagelines'), __('Go', 'pagelines') );

    $searchform = sprintf('<form method="get" class="searchform" onsubmit="this.submit();return false;" action="%s/" ><fieldset>%s</fieldset></form>',
                    home_url(), $searchfield);

    if ( $echo )
        echo apply_filters('pagelines_search_form', $searchform);
    else
        return apply_filters('pagelines_search_form', $searchform);
}

/**
 * Thumnail caption
 */
function the_post_thumbnail_caption() {
    global $post;

    $thumb_id = get_post_thumbnail_id($post->id);

    $args = array(
        'post_type' => 'attachment',
        'post_status' => null,
        'post_parent' => $post->ID,
        'include'  => $thumb_id
    );

    $thumbnail_image = get_posts($args);

    if ($thumbnail_image && isset($thumbnail_image[0])) {
        //show thumbnail title
        //echo $thumbnail_image[0]->post_title;

        error_log('is set');

        //Uncomment to show the thumbnail caption
        return $thumbnail_image[0]->post_excerpt;

        //Uncomment to show the thumbnail description
        //echo $thumbnail_image[0]->post_content;

        //Uncomment to show the thumbnail alt field
        //$alt = get_post_meta($thumbnail_id, '_wp_attachment_image_alt', true);
        //if(count($alt)) echo $alt;
    }
}

add_filter('body_class','add_category_to_single');
function add_category_to_single($classes, $class) {
    if (is_single() ) {
        global $post;
        foreach((get_the_category($post->ID)) as $category) {
            // add category slug to the $classes array
            $classes[] = $category->category_nicename;
        }
    }
    // return the $classes array
    return $classes;
}