Nowgen nsgp student resources

<?php
/* Template Name: Resources
 * to do: change current page style markup
 */

get_header();
the_post();
$main_link = get_permalink();



if (strlen($_SERVER['QUERY_STRING']) > 0) {
    $query_var = "?" . $_SERVER['QUERY_STRING'];
}

$page_tag = get_post_meta($post->ID, 'tag', true);

if ("videos" == $page_tag || "highlighted" == $page_tag) {
    if ( isset($query_var) && $page_tag != $_GET['tag'] && !in_array($page_tag, $_GET['tag']) ) {
        $query_var.="&tag%5B%5D=" . $page_tag;
    } else {
        $query_var = "?tag%5B%5D=" . $page_tag;
    }
}
?>



<div class="row spotlight-outer">
    <div class="page">
        <nav id="breadcrumbNav">
            <ul>
                <li>You are here: </li>
                <?php
                if (function_exists('bcn_display')) {
                    bcn_display();
                }
                ?>
            </ul>
        </nav>
    </div>
</div>
<div class="content-outer">
    <div class="page content">

        <div class="row">
            <div class="col left-nav">
                <nav id="primaryLeftNav" class="resources">

                    <?php
                    $side_args = array(
                        'title_li' => '',
                    );

                    if (0 == $post->post_parent) {


                        $side_args['child_of'] = $post->ID;
                        $side_title = $post->post_title;
                        $side_link = get_permalink($post->ID);
                    } else {

                        $ancestors = array_reverse(get_post_ancestors($post));
                        $ancestor = $ancestors[0];
                        $side_args['child_of'] = $ancestor;
                        $side_title = get_the_title($ancestor);
                        $side_link = get_permalink($ancestor);
                    }
//var_dump($side_title);
                    ?>



                    <ul>

                        <?php wp_list_pages($side_args); ?>
                    </ul>
                </nav>

            </div>




            <article class="col">

                <header>
                    <h2><?php the_title(); ?></h2>
                    <?php
                    if (has_post_thumbnail()) {



                        blow_thumbnail($post->ID, 'page-header', 'banner');
                    } else {
                        ?>

                        <img class="banner" src="<?php bloginfo('template_directory'); ?>/assets/images/content/banner.png" alt="Banner"/>
<?php } ?>
                </header>




                <?php
                $all_tags = find_tags(get_post_meta($post->ID, 'category', true), get_post_meta($post->ID, 'tag', true));
                if (0 < count($all_tags)) {
                    ?>

                    <form id="filters_form">
                        <label>Filter resources</label>
                        <fieldset id="filters">
                            <ul>
                                <?php
                                foreach ($all_tags as $item) {
                                    if ('highlighted' != $item->tag) {
                                        ?>

                                        <li><input type="checkbox" id="<?php echo $item->tag; ?>" name="tag[]" value="<?php echo $item->tag; ?>"
                                            <?php
                                            if ((is_array($_GET['tag']) && in_array($item->tag, $_GET['tag'])) || ($_GET['tag'] == $item->tag) || get_post_meta($post->ID, 'tag', true) == $item->tag)
                                                echo " checked ";
                                            if (get_post_meta($post->ID, 'tag', true) == $item->tag)
                                                echo "disabled";
                                            ?>
                                                   />
                                            <label for="<?php echo $item->tag; ?>"><?php echo $item->tag; ?></label></li>

        <?php }
    }
    ?>
                            </ul>
                        </fieldset>
                    </form>
                <?php } ?>


                <?php
                /*
                  if (get_post_meta($post->ID, 'tag', true)) {
                  $tags_array[] = get_post_meta($post->ID, 'tag', true);
                  }
                 *
                 */
                if (isset($_GET['tag'])) {
                    $tags_array = ($_GET['tag']);
                }

                if (isset($_GET['category'])) {
                    $category_name = $_GET['category'];
                } else {
                    $category_name = get_post_meta($post->ID, 'category', true);
                }

                $news_args = array(
                    'posts_per_page' => 20,
                    'post_type' => 'resource',
                    'paged' => get_query_var('paged'),
                    'orderby' => 'date',
                    'order' => $_POST['sortby'],
                    'category_name' => $category_name,
                    'tag' => get_post_meta($post->ID, 'tag', true),
                    'tag_slug__and' => $tags_array,
                );

                $resources = query_posts($news_args);

                if (count($resources) > 0) {


                    if ($wp_query->query_vars['paged']) {
                        $current = $wp_query->query_vars['paged'];
                    } else {
                        $current = 1;
                    }
                    $total = $wp_query->max_num_pages;

                    $pagination = array(
                        'base' => @add_query_arg('paged', '%#%'),
                        'format' => '',
                        'total' => $wp_query->max_num_pages,
                        'current' => $current,
                        'show_all' => False,
                        'end_size' => 1,
                        'mid_size' => 2,
                        'type' => 'array',
                        'prev_next' => false,
                        'prev_text' => __('&laquo; Previous'),
                        'next_text' => __('Next &raquo;'),
                    );

                    $list_pages = paginate_links($pagination);
                    ?>

                    <div class="pagination">
                        <span><?php echo "Page $current of $total"; ?></span>
                        <ul>
                            <?php if ($current > 1) { ?>
                                <li class="pg_prev"><a href="<?php the_permalink(); ?>/page/<?php echo $current - 1 . $query_var; ?>">previous</a></li>

                                <?php
                            }

                            if (is_array($list_pages)) {
                                foreach ($list_pages as $page) {
                                    echo "<li>" . $page . "</li>";
                                }
                            }
                            if ($current < $total) {
                                ?>
                                <li class="pg_next"><a href="<?php the_permalink(); ?>/page/<?php echo $current + 1 . $query_var; ?>">next</a></li>

    <?php } ?>
                        </ul>
                    </div>

                    <div class="row ">
                        <ul class="docs listings">
                            <?php
                            foreach ($resources as $item) {
                                the_post();
                                ?>
                                <li>
                                    <?php echo get_the_post_thumbnail(get_the_ID(), 'front-thumb', array('alt' => $item->post_title, 'title' => $item->post_title)); ?>
                                    <a href="<?php echo get_permalink() . $query_var; ?>" title="<?php the_title(); ?>"><?php the_title(); ?></a>
                                    <?php the_excerpt(); ?>
                                    <a href="<?php echo get_permalink() . $query_var; ?>" class="more">more</a>

                                    <?php
                                    unset($tagline);
                                    if ($tags = get_the_tags()) {

                                        foreach ($tags as $tag) {
                                            if ('highlighted' != $tag->name) {
                                                $tagline.= "<li><a href='$main_link?tag%5B%5D=$tag->name'> $tag->name </a></li>";
                                            }
                                        }
                                    }

                                    if ($tagline) {
                                        ?>
                                        <ul class="docs_tags">
                                            <li>Tags</li>
            <?php echo $tagline; ?>
                                        </ul>
                                    </li>


                                    <?php
                                }
                            } //loop
                            wp_reset_query();
                            ?>
                        </ul>
                    </div>
                    <div class="pagination">
                        <span><?php echo "Page $current of $total"; ?></span>
                        <ul>
    <?php if ($current > 1) { ?>
                                <li class="pg_prev"><a href="<?php the_permalink(); ?>/page/<?php echo $current - 1 . $query_var; ?>">previous</a></li>

                                <?php
                            }
                            if (is_array($list_pages)) {
                                foreach ($list_pages as $page) {
                                    echo "<li>" . $page . "</li>";
                                }
                            }
                            if ($current < $total) {
                                ?>
                                <li class="pg_next"><a href="<?php the_permalink(); ?>/page/<?php echo $current + 1 . $query_var; ?>">next</a></li>

    <?php } ?>
                        </ul>
                    </div>
                    <?php
                } else {
                    echo "<p>No resources match your search criteria</p>";
                }
                wp_reset_query();
                ?>

            </article>




        </div>

        <?php get_footer(); ?>