PHP pagination

paginate.php

// A PHP pagination, based on this tutorial: https://code.tutsplus.com/tutorials/how-to-paginate-data-with-php--net-2928
// Adjusted for own use, fixed some bugs (prev/next links did not stop counting after first or last page was reached)

function pagination($page, $total, $limit, $url)
{

    $links          = 1;  // links to show next to the current link, e.g. 1 = 3 links max.
    $list_class     = "paginate"; // classname for the pagination list
    $limit          = $limit ? $limit : 10; // posts per page
    $page           = $page ? $page : 1; // currentpage
    $total          = $total; // total amount of posts

    $last           = ceil( $total / $limit );

    $start          = ( ( $page - $links ) > 0 ) ? $page - $links : 1;
    $end            = ( ( $page + $links ) < $last ) ? $page + $links : $last;

    $html           = '<ul class="' . $list_class . '">';

    $html           .= '<li><a href="' . $url . '1"><i class="fa fa-angle-double-left"></i></a></li>';

    $class          = ( $page == 1 ) ? "disabled" : "";
    $html           .= '<li class="' . $class . '"><a href="' . $url . '' . ( ( $page != 1 ) ? $page - 1 : 1 ) . '"><i class="fa fa-angle-left"></i></a></li>';

    if ( $start > 1 ) {
        $html       .= '<li><a href="' . $url . '1">1</a></li>';
        $html       .= '<li class="disabled dots"><span>...</span></li>';
    }

    for ( $i = $start ; $i <= $end; $i++ ) {
        $class       = ( $page == $i ) ? "active" : "";
        $html       .= '<li class="' . $class . '"><a href="' . $url . '' . $i . '">' . $i . '</a></li>';
    }

    if ( $end < $last ) {
        $html       .= '<li class="disabled dots"><span>...</span></li>';
        $html       .= '<li><a href="' . $url . '' . $last . '">' . $last . '</a></li>';
    }

    $class          = ( $page == $last ) ? "disabled" : "";
    $html           .= '<li class="' . $class . '"><a href="' . $url . '' . ( ( $page != $last ) ? $page + 1 : $last ) . '"><i class="fa fa-angle-right"></i></a></li>';

    $html           .= '<li><a href="' . $url . '' . $last . '"><i class="fa fa-angle-double-right"></i></a></li>';

    $html           .= '</ul>';

    return $html;
}