/**
	 * Displays a page pagination if more posts are available than can be displayed on one page
	 *
	 * @param string|WP_Query $pages		pass the number of pages instead of letting the script check the gobal paged var
	 * @param string $wrapper
	 * @return string						returns the pagination html code
	 */
	function avia_pagination($pages = '', $wrapper = 'div') //pages is either the already calculated number of pages or the wp_query object
	{
		global $paged, $wp_query;

		if(is_object($pages))
		{
			$use_query = $pages;
			$pages = '';
		}
		else
		{
			$use_query = $wp_query;
		}

		if(get_query_var('paged')) {
		     $paged = get_query_var('paged');
		} elseif(get_query_var('page')) {
		     $paged = get_query_var('page');
		} else {
		     $paged = 1;
		}

		$output = '';
		$prev = $paged - 1;
		$next = $paged + 1;
		$range = 2; // only edit this if you want to show more page-links
		$showitems = ($range * 2)+1;

		if(is_page(array( 731, 5494, 2345))) {
			$pages = 2;
		}

		if($pages == '') //if the default pages are used
		{
			//$pages = ceil(wp_count_posts($post_type)->publish / $per_page);
			$pages = $use_query->max_num_pages;

			if(!$pages)
			{
				$pages = 1;
			}

			//factor in pagination
			if( isset($use_query->query) && !empty($use_query->query['offset']) && $pages > 1 )
			{
				$offset_origin = $use_query->query['offset'] - ($use_query->query['posts_per_page'] * ( $paged - 1 ) );
				$real_posts = $use_query->found_posts - $offset_origin;
				$pages = ceil( $real_posts / $use_query->query['posts_per_page']);
			}
		}


		$method = is_single() ? 'avia_post_pagination_link' : 'get_pagenum_link';

		/**
		 * Allows to change pagination method
		 *
		 * @used_by				avia_sc_blog			10
		 * @since 4.5.6
		 * @return string
		 */
		$method = apply_filters( 'avf_pagination_link_method', $method, $pages, $wrapper );

		if(1 != $pages)
		{
			$output .= "<$wrapper class='pagination'>";
			$output .= "<span class='pagination-meta'>".sprintf(__("Page %d of %d", 'avia_framework'), $paged, $pages)."</span>";
			$output .= ($paged > 2 && $paged > $range+1 && $showitems < $pages)? "<a href='".$method(1)."'>&laquo;</a>":'';
			$output .= ($paged > 1 && $showitems < $pages)? "<a href='".$method($prev)."'>&lsaquo;</a>":'';


			for ($i=1; $i <= $pages; $i++)
			{
				if (1 != $pages &&( !($i >= $paged+$range+1 || $i <= $paged-$range-1) || $pages <= $showitems ))
				{
					switch( $i )
					{
						case ( $paged == $i ):
							$class = 'current';
							break;
						case ( ( $paged - 1 ) == $i ):
							$class = 'inactive previous_page';
							break;
						case ( ( $paged + 1 ) == $i ):
							$class = 'inactive next_page';
							break;
						default:
							$class = 'inactive';
							break;
					}

					$output .= ( $paged == $i )? "<span class='{$class}'>" . $i . "</span>" : "<a href='" . $method($i) . "' class='{$class}' >" . $i . "</a>";
				}
			}

			$output .= ($paged < $pages && $showitems < $pages) ? "<a href='".$method($next)."'>&rsaquo;</a>" :'';
			$output .= ($paged < $pages-1 &&  $paged+$range-1 < $pages && $showitems < $pages) ? "<a href='".$method($pages)."'>&raquo;</a>":'';
			$output .= "</$wrapper>\n";
		}

		return apply_filters( 'avf_pagination_output', $output, $paged, $pages, $wrapper );
	}

	/**
	 *
	 * @since < 4.5 - modified 4.5.5
	 * @param int $page_number
	 * @return string
	 */
	function avia_post_pagination_link( $page_number )
	{
		global $post;

		//the _wp_link_page uses get_permalink() which might be changed by a query. we need to get the original post id temporarily
		$temp_post = $post;
		// $post = get_post(avia_get_the_id());

		/**
		 * With WP 5.1 returns an extra class that breaks our HTML link
		 */
		$html = _wp_link_page( $page_number );

		$match = array();
		preg_match('/href=["\']?([^"\'>]+)["\']?/', $html, $match );
		$url = isset( $match[1] ) ? $match[1] : '';

		$post = $temp_post;

		/**
		 * @since 4.5.5
		 * @return string
		 */
		return apply_filters( 'avf_pagination_post_pagination_link', $url, $page_number );
	}