function hottags_recache()
{
global $DB, $db_prefix, $options;
$setting = $DB->fetch_one_array("SELECT value FROM {$db_prefix}settings WHERE title='hottags_shownum'");
$limit = $setting['value'] ? (int) $setting['value'] : 0;
$tagdb = $counts = array();
if ($limit) {
$smallest = 14;
$largest = 28;
$query = $DB->query("SELECT mid, name, slug, description, count FROM {$db_prefix}metas WHERE type='tag' ORDER BY count DESC LIMIT " . $limit);
while ($tag = $DB->fetch_array($query)) {
$tag['counts'] = tag_count_scale($tag['count'] ? $tag['count'] : 1);
$counts[$tag['mid']] = $tag['counts'];
$tag['url'] = gettaglink($tag['slug']);
$tagdb[$tag['mid']] = $tag;
}
if ($counts) {
//字体大小
$min_count = @min($counts);
$spread = @max($counts) - $min_count;
if ($spread <= 0) {
$spread = 1;
}
$font_spread = $largest - $smallest;
if ($font_spread < 0) {
$font_spread = 1;
}
$font_step = $font_spread / $spread;
foreach ($tagdb as $mid => $tag) {
$tagdb[$mid]['fontsize'] = $smallest + ($tag['counts'] - $min_count) * $font_step;
}
}
}
$contents = "\$tagcache = unserialize('" . addcslashes(serialize($tagdb), '\\\'') . "');";
writetocache('hottags', $contents);
}
}
if ($stats['tag_count']) {
$pagenum = 400;
if ($page) {
$start_limit = ($page - 1) * $pagenum;
} else {
$start_limit = 0;
$page = 1;
}
$smallest = 14;
$largest = 28;
$multipage = multi($stats['tag_count'], $pagenum, $page, $tagslist_url, '', $maxpages);
$query = $DB->query("SELECT mid, name, slug, type, count FROM {$db_prefix}metas WHERE type = 'tag' ORDER BY mid DESC LIMIT {$start_limit}, " . $pagenum);
$tagdb = $counts = array();
while ($tag = $DB->fetch_array($query)) {
$tag['counts'] = tag_count_scale($tag['count'] ? $tag['count'] : 1);
$counts[$tag['mid']] = $tag['counts'];
$tag['url'] = gettaglink($tag['slug']);
$tagdb[$tag['mid']] = $tag;
}
unset($tag);
$DB->free_result($query);
//字体大小
if ($counts) {
$min_count = @min($counts);
$spread = @max($counts) - $min_count;
if ($spread <= 0) {
$spread = 1;
}
$font_spread = $largest - $smallest;
if ($font_spread < 0) {
