function prev_next_block_view in Previous/Next API 7.2
Same name and namespace in other branches
- 7 prev_next.module \prev_next_block_view()
Implements hook_block_view().
File
- ./
prev_next.block.inc, line 102 - Creates the previous next node block.
Code
function prev_next_block_view($delta) {
$content = '';
$block = array();
$next_display = variable_get('prev_next_display_next' . $delta, PREV_NEXT_DISPLAY_DEFAULT);
$next_text = variable_get('prev_next_display_text_next' . $delta, PREV_NEXT_DISPLAY_TEXT_NEXT_DEFAULT);
$prev_display = variable_get('prev_next_display_prev' . $delta, PREV_NEXT_DISPLAY_DEFAULT);
$prev_text = variable_get('prev_next_display_text_prev' . $delta, PREV_NEXT_DISPLAY_TEXT_PREV_DEFAULT);
if (menu_get_object()) {
$node = menu_get_object();
$nid = $node->nid;
$n_nid = prev_next_nid($nid, 'next');
$p_nid = prev_next_nid($nid, 'prev');
if ($n_nid || $p_nid) {
if ($p_nid && $prev_display && $prev_text != '') {
$p_node = node_load($p_nid);
$link = token_replace($prev_text, array(
'node' => $p_node,
));
$options = array(
'html' => TRUE,
);
$content .= '<li class="prev-next-link-prev">' . l($link, "node/{$p_nid}", $options) . '</li>';
}
if ($n_nid && $next_display && $next_text != '') {
$n_node = node_load($n_nid);
$link = token_replace($next_text, array(
'node' => $n_node,
));
$options = array(
'html' => TRUE,
);
$content .= '<li class="prev-next-link-next">' . l($link, "node/{$n_nid}", $options) . '</li>';
}
$block = array(
'subject' => t('Prev/Next links'),
'content' => '<ul class="prev-next-links">' . $content . '</ul>',
);
}
}
return $block;
}