<?php
    $url = explode('/',$_SERVER['REQUEST_URI']);
    $dir = $url[2] ? $url[2] : 'UX-Style-Guide';
    $result = str_replace ("?", "", $dir);
    $final = current(explode('=', $result));
    $style = str_replace ("-", " ", $final);
    $style = ucwords($style);
    $post_id = $post->ID;
    $class = '';
    ?>

    <!-- THIS IS THE LEFTNAV -->
    <nav id="verticalNav" class="ui-side-nav-drawer">
        <div class="cssmenu">
            <div id="entry-search">
                <input type="text" placeholder="Search Styleguide Entries" class="fuzzy-search" />
            </div>
            <ul class="list">
                <?php
                $nav_cat_args = array(
                    'orderby' => 'name',
                    'order' => 'ASC',
                    'child_of' => 0,
                    'exclude'=> 1
                );

                $nav_categories =   get_categories($nav_cat_args);
                $displayedPosts = array();

                foreach($nav_categories as $category) {
                    echo "<li><span class='navAppTitle'>" . $category->name . "</span></li>\n";

                     $nav_post_args = array(
                          'numberposts' => -1,
                          'category' => $category->term_id,
                          'post_type' => $final,
                          'orderby' => 'name',
                          'order' => 'ASC',
                          'child_of' => 0
                     );

                    $nav_posts = get_posts($nav_post_args);
                    $childcats = get_categories('child_of=' . $nav_categories . '&hide_empty=1');

                    foreach($nav_posts as $post) {
                        if (in_array($post->ID, $displayedPosts)) {
                            continue; //Skip this post if it has already been displayed once.
                        }

                        $displayedPosts[] = $post->ID;
                        $class = '';

                        if ($post_id == $post->ID) {
                            $class = 'entry-title current';
                        } else {
                            $class = 'entry-title';
                        }

                        echo "<li class='$class'>";
                        echo "<a class='entry-link' href='";
                        echo the_permalink();
                        echo "'>";
                        echo the_title();
                        echo '</a>';
                        echo "</li>\n";

                        foreach ($childcats as $childcat) {
                            if (1 == $childcat->category_parent) {
                                echo "\t" . '<li><a href="' . get_category_link($childcat->cat_ID).'" title="' . $childcat->category_description . '">';
                                echo $childcat->cat_name . '</a>';
                                echo '</li>' . "\n";
                            }
                        }

                    }
                }
                ?>

                <?php wp_reset_query(); ?>
                <div id="job-listings">
                </div>
            </ul>
        </div>
    </nav><!-- /END #verticalNav -->