1 <?php

     2 

     3 /*

     4  * This file is part of the Pagerfanta package.

     5  *

     6  * (c) Pablo Díez <pablodip@gmail.com>

     7  *

     8  * For the full copyright and license information, please view the LICENSE

     9  * file that was distributed with this source code.

    10  */

    11 

    12 namespace Pagerfanta\View;

    13 

    14 use Pagerfanta\PagerfantaInterface;

    15 

    16 /**

    17  * TwitterBootstrapView.

    18  *

    19  * View that can be used with the pagination module 

    20  * from the Twitter Bootstrap CSS Toolkit

    21  * http://twitter.github.com/bootstrap/

    22  *

    23  * @author Pablo Díez <pablodip@gmail.com>

    24  * @author Jan Sorgalla <jsorgalla@gmail.com>

    25  *

    26  * @api

    27  */

    28 class TwitterBootstrapView implements ViewInterface

    29 {

    30     /**

    31      * {@inheritdoc}

    32      */

    33     public function render(PagerfantaInterface $pagerfanta, $routeGenerator, array $options = array())

    34     {

    35         $options = array_merge(array(

    36             'proximity'           => 3,

    37             'prev_message'        => '← Previous',

    38             'prev_disabled_href'  => '',

    39             'next_message'        => 'Next →',

    40             'next_disabled_href'  => '',

    41             'dots_message'        => '…',

    42             'dots_href'           => '',

    43             'css_container_class' => 'pagination',

    44             'css_prev_class'      => 'prev',

    45             'css_next_class'      => 'next',

    46             'css_disabled_class'  => 'disabled',

    47             'css_dots_class'      => 'disabled',

    48             'css_active_class'    => 'active',

    49         ), $options);

    50 

    51         $currentPage = $pagerfanta->getCurrentPage();

    52 

    53         $startPage = $currentPage - $options['proximity'];

    54         $endPage = $currentPage + $options['proximity'];

    55 

    56         if ($startPage < 1) {

    57             $endPage = min($endPage + (1 - $startPage), $pagerfanta->getNbPages());

    58             $startPage = 1;

    59         }

    60         if ($endPage > $pagerfanta->getNbPages()) {

    61             $startPage = max($startPage - ($endPage - $pagerfanta->getNbPages()), 1);

    62             $endPage = $pagerfanta->getNbPages();

    63         }

    64 

    65         $pages = array();

    66 

    67         // previous

    68         $class = $options['css_prev_class'];

    69         $url   = $options['prev_disabled_href'];

    70         if (!$pagerfanta->hasPreviousPage()) {

    71             $class .= ' '.$options['css_disabled_class'];

    72         } else {

    73             $url = $routeGenerator($pagerfanta->getPreviousPage());

    74         }

    75 

    76         $pages[] = sprintf('<li class="%s"><a href="%s">%s</a></li>', $class, $url, $options['prev_message']);

    77 

    78 

    79         // first

    80         if ($startPage > 1) {

    81             $pages[] = sprintf('<li><a href="%s">%s</a></li>', $routeGenerator(1), 1);

    82             if (3 == $startPage) {

    83                 $pages[] = sprintf('<li><a href="%s">%s</a></li>', $routeGenerator(2), 2);

    84             } elseif (2 != $startPage) {

    85                 $pages[] = sprintf('<li class="%s"><a href="%s">%s</a></li>', $options['css_dots_class'], $options['dots_href'], $options['dots_message']);

    86             }

    87         }

    88 

    89         // pages

    90         for ($page = $startPage; $page <= $endPage; $page++) {

    91             $class = '';

    92             if ($page == $currentPage) {

    93                 $class = sprintf(' class="%s"', $options['css_active_class']);

    94             }

    95 

    96             $pages[] = sprintf('<li%s><a href="%s">%s</a></li>', $class, $routeGenerator($page), $page);

    97         }

    98 

    99         // last

   100         if ($pagerfanta->getNbPages() > $endPage) {

   101             if ($pagerfanta->getNbPages() > ($endPage + 1)) {

   102                 if ($pagerfanta->getNbPages() > ($endPage + 2)) {

   103                     $pages[] = sprintf('<li class="%s"><a href="%s">%s</a></li>', $options['css_dots_class'], $options['dots_href'], $options['dots_message']);

   104                 } else {

   105                     $pages[] = sprintf('<li><a href="%s">%s</a></li>', $routeGenerator($endPage + 1), $endPage + 1);

   106                 }

   107             }

   108 

   109             $pages[] = sprintf('<li><a href="%s">%s</a></li>', $routeGenerator($pagerfanta->getNbPages()), $pagerfanta->getNbPages());

   110         }

   111 

   112         // next

   113         $class = $options['css_next_class'];

   114         $url   = $options['next_disabled_href'];

   115         if (!$pagerfanta->hasNextPage()) {

   116             $class .= ' '.$options['css_disabled_class'];

   117         } else {

   118             $url = $routeGenerator($pagerfanta->getNextPage());

   119         }

   120 

   121         $pages[] = sprintf('<li class="%s"><a href="%s">%s</a></li>', $class, $url, $options['next_message']);

   122 

   123         return sprintf('<div class="%s"><ul>%s</ul></div>', $options['css_container_class'], implode('', $pages));

   124     }

   125 

   126     /**

   127      * {@inheritdoc}

   128      */

   129     public function getName()

   130     {

   131         return 'twitter_bootstrap';

   132     }

   133 }