phpcmsv9全站搜索,不限模型

phpcmsv9全站搜索,不限模型,今天又涨知识了。大家都知道，phpcms搜索时按照模型来搜索的，用了这个方法后，就可以全站搜索

简单修改一下v9默认的搜索功能，可以不按模型搜索全站内容
下面是被修改后的search模块中的index.php文件

<?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');
  }
  
  /**
   * 关键词搜索
   */
  public function init() {
    //获取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);	//过滤'%'，用户全文搜索
      $search_q = $q;	//搜索原内容
 
      $sql_time = $sql_tid = '';
      if($typeid) $sql_tid = ' AND typeid = '.$typeid;
      //按时间搜索
      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']) {
        //精确搜索
        $commend = $this->db->get_one("`siteid`= '$siteid' $sql_tid $sql_time AND `data` like '%$q%'");
      } else {
        $commend = '';
      }
      //如果开启sphinx
      if($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 = $res['total'];
        //如果结果不为空
        if(!empty($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);
      //如果结果不为空
      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');
          //获取模型id
          $modelid = $model_type_cache[$tid];
 
          //是否读取其他模块接口
          if($modelid) {
            $this->content_db->set_model($modelid);
          
            /**
            * 如果表名为空，则为黄页模型
            */
            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;
       
        //如果分词结果为空
        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 暂时未启用，用的是google的接口
   */
  public function public_suggest_search() {
    //关键词转换为拼音
    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";
    }
 
    
  }
}
?>