Wordpress php 分页代码_PHP教程

function theme_echo_pagenavi(){
global $request, $posts_per_page, $wpdb, $paged;
$maxButtonCount = 9; //显示的最多链接数目
if (!is_single()) {
if(!is_category()) {
preg_match('#FROM\s(.*)\sORDER BY#siU', $request, $matches);
} else {
preg_match('#FROM\s(.*)\sGROUP BY#siU', $request, $matches);
}
$fromwhere = $matches[1];
$numposts = $wpdb->get_var("SELECT COUNT(DISTINCT ID) FROM $fromwhere");
$max_page = ceil($numposts /$posts_per_page);
if(empty($paged)) {
$paged = 1;
}
$start = max(1, $paged - intval($maxButtonCount/2));
$end = min($start + $maxButtonCount - 1, $max_page);
$start = max(1, $end - $maxButtonCount + 1);
if($paged == 1){
echo "首页";
echo "上一页";
}else{
echo '首页';
echo '上一页';
}
for($i=$start; $iif($i == $paged) {
echo "[$i]";
} else {
echo '['.$i.']';
}
}
if($paged == $max_page){
echo "下一页";
echo "末页 ";
}else{
echo '下一页';
echo '末页';
}
echo " 共{$numposts}条记录, {$max_page}页.";
}
}