diff options
Diffstat (limited to 'views/default/navigation/pagination.php')
| -rw-r--r-- | views/default/navigation/pagination.php | 276 |
1 files changed, 132 insertions, 144 deletions
diff --git a/views/default/navigation/pagination.php b/views/default/navigation/pagination.php index 35de9b3da..04044c51c 100644 --- a/views/default/navigation/pagination.php +++ b/views/default/navigation/pagination.php @@ -1,144 +1,132 @@ -<?php
-
- /**
- * Elgg pagination
- *
- * @package Elgg
- * @subpackage Core
- * @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2
- * @author Curverider Ltd
- * @copyright Curverider Ltd 2008
- * @link http://elgg.org/
- *
- */
-
- if (!isset($vars['offset'])) {
- $offset = 0;
- } else {
- $offset = $vars['offset'];
- }
- if (!isset($vars['limit'])) {
- $limit = 10;
- } else {
- $limit = $vars['limit'];
- }
- if (!isset($vars['count'])) {
- $count = 0;
- } else {
- $count = $vars['count'];
- }
- if (!isset($vars['word'])) {
- $word = "offset";
- } else {
- $word = $vars['word'];
- }
-
- $totalpages = ceil($count / $limit);
- $currentpage = ceil($offset / $limit) + 1;
-
- $baseurl = preg_replace('/[\&\?]'.$word.'\=[0-9]*/',"",$vars['baseurl']);
-
-?>
-
-<div class="pagination">
- <p>
-<?php
-
- if ($count == 0) {
-
- static $notfounddisplayed;
- if (!isset($notfounddisplayed)) {
- echo elgg_echo("notfound");
- $notfounddisplayed = true;
- }
-
- }
-
- if ($offset > 0) {
-
- $prevoffset = $offset - $limit;
- if ($prevoffset < 0) $prevoffset = 0;
-
- $prevurl = $baseurl;
- if (substr_count($baseurl,'?')) {
- $prevurl .= "&{$word}=" . $prevoffset;
- } else {
- $prevurl .= "?{$word}=" . $prevoffset;
- }
-
- echo "<a href=\"{$prevurl}\">« ". elgg_echo("previous") ."</a> ";
-
- }
-
- if ($offset > 0 || $offset < ($count - $limit)) {
-
- $currentpage = round($offset / $limit) + 1;
- $allpages = ceil($count / $limit);
-
- $i = 1;
- $pagesarray = array();
- while ($i <= $allpages && $i <= 4) {
- $pagesarray[] = $i;
- $i++;
- }
- $i = $currentpage - 2;
- while ($i <= $allpages && $i <= ($currentpage + 2)) {
- if ($i > 0 && !in_array($i,$pagesarray))
- $pagesarray[] = $i;
- $i++;
- }
- $i = $allpages - 3;
- while ($i <= $allpages) {
- if ($i > 0 && !in_array($i,$pagesarray))
- $pagesarray[] = $i;
- $i++;
- }
-
- sort($pagesarray);
-
- $prev = 0;
- foreach($pagesarray as $i) {
-
- if (($i - $prev) > 1) {
-
- echo " ... ";
-
- }
-
- $counturl = $baseurl;
- $curoffset = (($i - 1) * $limit);
- if (substr_count($baseurl,'?')) {
- $counturl .= "&{$word}=" . $curoffset;
- } else {
- $counturl .= "?{$word}=" . $curoffset;
- }
- if ($curoffset != $offset) {
- echo " <a href=\"{$counturl}\">{$i}</a> ";
- } else {
- echo " {$i} ";
- }
- $prev = $i;
-
- }
-
- }
-
- if ($offset < ($count - $limit)) {
-
- $nextoffset = $offset + $limit;
- if ($nextoffset >= $count) $nextoffset--;
-
- $nexturl = $baseurl;
- if (substr_count($baseurl,'?')) {
- $nexturl .= "&{$word}=" . $nextoffset;
- } else {
- $nexturl .= "?{$word}=" . $nextoffset;
- }
-
- echo " <a href=\"{$nexturl}\">" . elgg_echo("next") . " »</a>";
-
- }
-
-?>
- </p>
-</div>
\ No newline at end of file +<?php +/** + * Elgg pagination + * + * @package Elgg + * @subpackage Core + * + * @uses int $vars['offset'] The offset in the list + * @uses int $vars['limit'] Number of items per page + * @uses int $vars['count'] Number of items in list + * @uses string $vars['base_url'] Base URL to use in links + * @uses string $vars['offset_key'] The string to use for offet in the URL + */ + +if (elgg_in_context('widget')) { + // widgets do not show pagination + return true; +} + +$offset = abs((int) elgg_extract('offset', $vars, 0)); +// because you can say $vars['limit'] = 0 +if (!$limit = (int) elgg_extract('limit', $vars, 10)) { + $limit = 10; +} + +$count = (int) elgg_extract('count', $vars, 0); +$offset_key = elgg_extract('offset_key', $vars, 'offset'); +// some views pass an empty string for base_url +if (isset($vars['base_url']) && $vars['base_url']) { + $base_url = $vars['base_url']; +} else if (isset($vars['baseurl']) && $vars['baseurl']) { + elgg_deprecated_notice("Use 'base_url' instead of 'baseurl' for the navigation/pagination view", 1.8); + $base_url = $vars['baseurl']; +} else { + $base_url = current_page_url(); +} + +$num_pages = elgg_extract('num_pages', $vars, 10); +$delta = ceil($num_pages / 2); + +if ($count <= $limit && $offset == 0) { + // no need for pagination + return true; +} + +$total_pages = ceil($count / $limit); +$current_page = ceil($offset / $limit) + 1; + +$pages = new stdClass(); +$pages->prev = array( + 'text' => '« ' . elgg_echo('previous'), + 'href' => '', + 'is_trusted' => true, +); +$pages->next = array( + 'text' => elgg_echo('next') . ' »', + 'href' => '', + 'is_trusted' => true, +); +$pages->items = array(); + +// Add pages before the current page +if ($current_page > 1) { + $prev_offset = $offset - $limit; + if ($prev_offset < 0) { + $prev_offset = 0; + } + + $pages->prev['href'] = elgg_http_add_url_query_elements($base_url, array($offset_key => $prev_offset)); + + $first_page = $current_page - $delta; + if ($first_page < 1) { + $first_page = 1; + } + + $pages->items = range($first_page, $current_page - 1); +} + + +$pages->items[] = $current_page; + + +// add pages after the current one +if ($current_page < $total_pages) { + $next_offset = $offset + $limit; + if ($next_offset >= $count) { + $next_offset--; + } + + $pages->next['href'] = elgg_http_add_url_query_elements($base_url, array($offset_key => $next_offset)); + + $last_page = $current_page + $delta; + if ($last_page > $total_pages) { + $last_page = $total_pages; + } + + $pages->items = array_merge($pages->items, range($current_page + 1, $last_page)); +} + + +echo '<ul class="elgg-pagination">'; + +if ($pages->prev['href']) { + $link = elgg_view('output/url', $pages->prev); + echo "<li>$link</li>"; +} else { + echo "<li class=\"elgg-state-disabled\"><span>{$pages->prev['text']}</span></li>"; +} + +foreach ($pages->items as $page) { + if ($page == $current_page) { + echo "<li class=\"elgg-state-selected\"><span>$page</span></li>"; + } else { + $page_offset = (($page - 1) * $limit); + $url = elgg_http_add_url_query_elements($base_url, array($offset_key => $page_offset)); + $link = elgg_view('output/url', array( + 'href' => $url, + 'text' => $page, + 'is_trusted' => true, + )); + echo "<li>$link</li>"; + } +} + +if ($pages->next['href']) { + $link = elgg_view('output/url', $pages->next); + echo "<li>$link</li>"; +} else { + echo "<li class=\"elgg-state-disabled\"><span>{$pages->next['text']}</span></li>"; +} + +echo '</ul>'; |