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<?php
# Movable Type (r) Open Source (C) 2001-2012 Six Apart, Ltd.
# This program is distributed under the terms of the
# GNU General Public License, version 2.
#
# $Id$
function smarty_block_mtentryprevious($args, $content, &$ctx, &$repeat) {
static $_prev_cache = array();
if (!isset($content)) {
$ctx->localize(array('entry', 'conditional', 'else_content'));
$entry = $ctx->stash('entry');
if ($entry) {
$entry_id = $entry->entry_id;
if (isset($_prev_cache[$entry_id])) {
$prev_entry = $_prev_cache[$entry_id];
} else {
$mt = MT::get_instance();
$ts = $mt->db()->db2ts($entry->entry_authored_on);
$blog_id = $entry->entry_blog_id;
if (isset($args['class'])) {
$class = $args['class'];
} else {
$class = 'entry';
}
$args = array('not_entry_id' => $entry_id,
'current_timestamp_end' => $ts,
'lastn' => 1,
'blog_id' => $blog_id,
'class' => $class);
list($prev_entry) = $ctx->mt->db()->fetch_entries($args);
if ($prev_entry) $_prev_cache[$entry_id] = $prev_entry;
}
$ctx->stash('entry', $prev_entry);
}
$ctx->stash('conditional', isset($prev_entry));
$ctx->stash('else_content', null);
} else {
if (!$ctx->stash('conditional')) {
$content = $ctx->stash('else_content');
}
$ctx->restore(array('entry', 'conditional', 'else_content'));
}
return $content;
}
?>
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