《CMS系統(tǒng):PHPCMSV9不限模型搜索》要點(diǎn)：
本文介紹了CMS系統(tǒng):PHPCMSV9不限模型搜索，希望對(duì)您有用。如果有疑問，可以聯(lián)系我們。

相關(guān)主題：PHPCMS教程

<?php
defined('IN_PHPCMS') or exit('No permission resources.');
pc_base::load_sys_class('form','',0);
pc_base::load_sys_class('format','',0);
class index {
? function __construct() {
??? $this->db = pc_base::load_model('search_model');
??? $this->content_db = pc_base::load_model('content_model');
? }
?
? /**
?? * 關(guān)鍵詞搜索
?? */
? public function init() {
??? //獲取siteid
??? $siteid = isset($_REQUEST['siteid']) && trim($_REQUEST['siteid']) ? intval($_REQUEST['siteid']) : 1;
??? $SEO = seo($siteid);

??? //搜索配置
??? $search_setting = getcache('search');
??? $setting = $search_setting[$siteid];

??? $search_model = getcache('search_model_'.$siteid);
??? $type_module = getcache('type_module_'.$siteid);

??? if(isset($_GET['q'])) {
????? if(trim($_GET['q'])=='') {
??????? header('Location: '.APP_PATH.'index.php?m=search');exit;
????? }
????? $typeid = empty($_GET['typeid']) ? 0 : intval($_GET['typeid']);
????? $time = empty($_GET['time']) || !in_array($_GET['time'],array('all','day','month','year','week')) ? 'all' : trim($_GET['time']);
????? $page = isset($_GET['page']) ? intval($_GET['page']) : 1;
????? $pagesize = 10;
????? $q = safe_replace(trim($_GET['q']));
????? $q = new_html_special_chars(strip_tags($q));
????? $q = str_replace('%', '', $q); //過濾'%',用戶全文搜索
????? $search_q = $q; //搜索原內(nèi)容

????? $sql_time = $sql_tid = '';
????? if($typeid) $sql_tid = ' AND typeid = '.$typeid;
????? //按時(shí)間搜索
????? if($time == 'day') {
??????? $search_time = SYS_TIME - 86400;
??????? $sql_time = ' AND adddate > '.$search_time;
????? } elseif($time == 'week') {
??????? $search_time = SYS_TIME - 604800;
??????? $sql_time = ' AND adddate > '.$search_time;
????? } elseif($time == 'month') {
??????? $search_time = SYS_TIME - 2592000;
??????? $sql_time = ' AND adddate > '.$search_time;
????? } elseif($time == 'year') {
??????? $search_time = SYS_TIME - 31536000;
??????? $sql_time = ' AND adddate > '.$search_time;
????? } else {
??????? $search_time = 0;
??????? $sql_time = '';
????? }
????? if($page==1 && !$setting['sphinxenable']) {
??????? //精確搜索
??????? $commend = $this->db->get_one("`siteid`= '$siteid' $sql_tid $sql_time AND `data` like '%$q%'");
????? } else {
??????? $commend = '';
????? }
????? //如果開啟sphinx
????? if($setting['sphinxenable']) {
??????? $sphinx = pc_base::load_app_class('search_interface', '', 0);
??????? $sphinx = new search_interface();
???????
??????? $offset = $pagesize*($page-1);
??????? $res = $sphinx->search($q, array($siteid), array($typeid), array($search_time, SYS_TIME), $offset, $pagesize, '@weight desc');
??????? $totalnums = $res['total'];
??????? //如果結(jié)果不為空
??????? if(!empty($res['matches'])) {
????????? $result = $res['matches'];
??????? }
????? } else {
???????
??????? $sql = "`siteid`= '$siteid' $sql_tid $sql_time AND `data` like '%$q%'";
???????

??????? $result = $this->db->listinfo($sql, 'searchid DESC', $page, 10);
????? }
????? // var_dump($result);
????? //如果結(jié)果不為空
????? if(!empty($result) || !empty($commend['id'])) {
??????? foreach($result as $_v) {
????????? if($_v['typeid']) $sids[$_v['typeid']][] = $_v['id'];
??????? }

??????? if(!empty($commend['id'])) {
????????? if($commend['typeid']) $sids[$commend['typeid']][] = $commend['id'];
??????? }
??????? $model_type_cache = getcache('type_model_'.$siteid,'search');
??????? $model_type_cache = array_flip($model_type_cache);
??????? $data = array();
??????? foreach($sids as $_k=>$_val) {
????????? $tid = $_k;
????????? $ids = array_unique($_val);

????????? $where = to_sqls($ids, '', 'id');
????????? //獲取模型id
????????? $modelid = $model_type_cache[$tid];

????????? //是否讀取其他模塊接口
????????? if($modelid) {
??????????? $this->content_db->set_model($modelid);
?????????
??????????? /**
??????????? * 如果表名為空,則為黃頁(yè)模型
??????????? */
??????????? if(empty($this->content_db->model_tablename)) {
????????????? $this->content_db = pc_base::load_model('yp_content_model');
????????????? $this->content_db->set_model($modelid);

??????????? }
??????????? $datas = $this->content_db->select($where, '*');
????????? }
????????? $data = array_merge($data,$datas);
??????? }
??????? $pages = $this->db->pages;
??????? $totalnums = $this->db->number;
??????
??????? //如果分詞結(jié)果為空
??????? if(!empty($segment_q)) {
????????? $replace = explode(' ', $segment_q);
????????? foreach($replace as $replace_arr_v) {
??????????? $replace_arr[] =? '<font color=red>'.$replace_arr_v.'</font>';
????????? }
????????? foreach($data as $_k=>$_v) {
??????????? $data[$_k]['title'] = str_replace($replace, $replace_arr, $_v['title']);
??????????? $data[$_k]['description'] = str_replace($replace, $replace_arr, $_v['description']);
????????? }
??????? } else {
????????? foreach($data as $_k=>$_v) {
??????????? $data[$_k]['title'] = str_replace($q, '<font color=red>'.$q.'</font>', $_v['title']);
??????????? $data[$_k]['description'] = str_replace($q, '<font color=red>'.$q.'</font>', $_v['description']);
????????? }
??????? }
????? }
????? $execute_time = execute_time();
????? $pages = isset($pages) ? $pages : '';
????? $totalnums = isset($totalnums) ? $totalnums : 0;
????? $data = isset($data) ? $data : '';
?????
????? include template('search','list');
??? } else {
????? include template('search','index');
??? }
? }

?
? public function public_get_suggest_keyword() {
??? $url = $_GET['url'].'&q='.$_GET['q'];
??? $trust_url = array('c8430fcf851e85818b546addf5bc4dd3');
??? $urm_md5 = md5($url);
??? if (!in_array($urm_md5, $trust_url)) exit;
???
??? $res = @file_get_contents($url);
??? if(CHARSET != 'gbk') {
????? $res = iconv('gbk', CHARSET, $res);
??? }
??? echo $res;
? }
?
? /**
?? * 提示搜索接口
?? * TODO 暫時(shí)未啟用,用的是google的接口
?? */
? public function public_suggest_search() {
??? //關(guān)鍵詞轉(zhuǎn)換為拼音
??? pc_base::load_sys_func('iconv');
??? $pinyin = gbk_to_pinyin($q);
??? if(is_array($pinyin)) {
????? $pinyin = implode('', $pinyin);
??? }
??? $this->keyword_db = pc_base::load_model('search_keyword_model');
??? $suggest = $this->keyword_db->select("pinyin like '$pinyin%'", '*', 10, 'searchnums DESC');
???
??? foreach($suggest as $v) {
????? echo $v['keyword']."\n";
??? }

???
? }
}
?>

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