www.gusucode.com > Maybecms适合做企业站的PHP源码 v1.0源码程序 > Maybecms_v1.0/maybecms/block/kp_block_global_search.lib.php

    <?php
defined('KONG_PATH') || exit;

/**
 * 搜索页模块 (比较占用资源，大站可使用sphinx做搜索引擎)
 * @param int pagenum 每页显示条数
 * @param int titlenum 标题长度
 * @param int intronum 简介长度
 * @param string dateformat 时间格式
 * @param int maxcount 允许最大内容数(数据库搜索)
 * @return array
 */
function kp_block_global_search($conf) {
	global $run, $keyword;

	// hook kp_block_global_search_before.php

	$pagenum = empty($conf['pagenum']) ? 20 : max(1, (int)$conf['pagenum']);
	$titlenum = isset($conf['titlenum']) ? (int)$conf['titlenum'] : 0;
	$intronum = isset($conf['intronum']) ? (int)$conf['intronum'] : 0;
	$dateformat = empty($conf['dateformat']) ? 'Y-m-d' : $conf['dateformat'];
	$maxcount = isset($conf['maxcount']) ? (int)$conf['maxcount'] : 10000;

	$mid = max(2, (int)R('mid'));
	$table_arr = &$run->_cfg['table_arr'];
	$table = isset($table_arr[$mid]) ? $table_arr[$mid] : 'article';

	$where = array('title'=>array('LIKE'=>$keyword));
	$run->cms_content->table = 'cms_'.$table;

	// 不建议内容数大于1W的网站使用数据库搜索
	if($run->cms_content->count() > $maxcount) return array('total'=> 0, 'pages'=> '', 'list'=> array());

	// 初始分页
	$total = $run->cms_content->find_count($where);
	$maxpage = max(1, ceil($total/$pagenum));
	$page = min($maxpage, max(1, intval(R('page'))));
	$pages = pages($page, $maxpage, 'index.php?search-index-mid-'.$mid.'-keyword-'.urlencode($keyword).'-page-{page}'.C('url_suffix'));

	// 读取内容列表
	$list_arr = $run->cms_content->list_arr($where, 'id', -1, ($page-1)*$pagenum, $pagenum, $total);
	foreach($list_arr as &$v) {
		$run->cms_content->format($v, $mid, $dateformat, $titlenum, $intronum);
		$v['subject'] = str_ireplace($keyword, '<font color="red">'.$keyword.'</font>', $v['subject']);
		$v['intro'] = str_ireplace($keyword, '<font color="red">'.$keyword.'</font>', $v['intro']);
	}

	// hook kp_block_global_search_after.php

	return array('total'=> $total, 'pages'=> $pages, 'list'=> $list_arr);
}