template-news.php

<?php
/**
 * The template for displaying archive pages
 *
 * Used to display archive-type pages if nothing more specific matches a query.
 * For example, puts together date-based pages if no date.php file exists.
 *
 * If you'd like to further customize these archive views, you may create a
 * new template file for each one. For example, tag.php (Tag archives),
 * category.php (Category archives), author.php (Author archives), etc.
 *
 * @link https://codex.wordpress.org/Template_Hierarchy
 *
 * @package WordPress
 * @subpackage Twenty_Sixteen
 * @since Twenty Sixteen 1.0
 * template name: News archive (post entries)
 */

get_header(); 
    $search = new search_filter();
    $the_search = isset($_GET['search']) ? esc_attr($_GET['search']) : '';
    $the_month = isset($_GET['date_month']) ? esc_attr($_GET['date_month']) : '';
    $the_year = isset($_GET['date_year']) ? esc_attr($_GET['date_year']) : '';
        
    $search->set_post_type('post');
    if ( get_query_var('paged') ) {
        $search->set_page(get_query_var('paged'));
    }
    if ( isset($_GET['action']) ) {
        if (isset($_GET['search'])) {
            $search->set_search_text( $the_search ) ;
        }
        $date = array();
        if ( isset($_GET['date_month'])) {
            $date['month'] = $the_month;
        }
        if ( isset( $_GET['date_year'] ) ) {
            $date['year'] = $the_year;
        }
        if ( !empty($date) ) {
            $search->set_date($date);
        }
    }
    $query = $search->search();
?>

	<div id="primary" class="content-area">
	<div id="wrapper-main" class="wrapper-main">
	  <div class="breadcrumbs" typeof="BreadcrumbList" vocab="http://schema.org/">
		<?php
		if ( function_exists( 'bcn_display' ) ) {
			bcn_display();
		}
		?>
	  </div>
	  <div class="filter-form">
			<form action="" method="GET">
				<div class="filter-row">
					<div class="item search-description">
						<h5>Filter</h5>
					</div>
					<div class="item search-key">
						<input type="text" placeholder="Keyword" value="<?php echo $the_search ?>" class="input-type" name="search">
					</div>
					<div class="item search-month">
						<?php echo $search->get_months_select(array( 
							'name' => 'date_month',
							'class' => 'input-type'
						), $the_month); ?>
					</div>
					<div class="item search-year">
						<?php echo $search->get_years_select(array( 
							'name' => 'date_year',
							'class' => 'input-type'
						), $the_year); ?>
					</div>
					<div class="item search-button">
						<input type="submit" class="button secondary" value="Search">
						<input type="hidden" name="action" value="send">
					</div>
				</div>
			</form>
		</div>
	  <main id="main" class="site-main archive-list" role="main">
			<?php if ( $query->have_posts() ) { ?>

				<header class="page-header">
                    <h1 class="page-title"><?php the_title(); ?></h1>
                    <div class="taxonomy-description"><?php the_content() ?></div>
				</header><!-- .page-header -->

				<?php get_template_part( 'template-parts/sidebar/sidebar','content-above-mobile' ); ?>
				<?php get_template_part( 'template-parts/sidebar/sidebar','content-above' ); ?>
				<div class="grid-container total-cols-2">
				<?php
				// Start the Loop.
				while ( $query->have_posts() ) :
					$query->the_post();

					/*
					 * Include the Post-Format-specific template for the content.
					 * If you want to override this in a child theme, then include a file
					 * called content-___.php (where ___ is the Post Format name) and that will be used instead.
					 */
					get_template_part( 'template-parts/content', get_post_format() );

					// End the loop.
				endwhile; ?>
				</div>
				<?php
				// Previous/next page navigation.
				 $total_pages = $query->max_num_pages;

                if ($total_pages > 1){

                    $current_page = max(1, get_query_var('paged'));
                    echo '<div class="navigation pagination" role="navigation">';
                        echo '<div class="nav-links">';
                            echo paginate_links(array(
                                'base' => get_pagenum_link(1) . '%_%',
                                'format' => '/page/%#%',
                                'current' => $current_page,
                                'total' => $total_pages,
                                'prev_text'    => __('« prev'),
                                'next_text'    => __('next »'),
                            ));
                        echo '</div>';
                    echo '</div>';
                }    

				// If no content, include the "No posts found" template.
			} else {
				get_template_part( 'template-parts/content', 'none' );
			}
			?>
	  </main><!-- .site-main -->
		<?php get_template_part( 'template-parts/sidebar/sidebar','content-bottom' ); ?>
	</div>
  </div><!-- .content-area -->

<?php get_footer(); ?>