<?php
if (!defined('BASEPATH'))
  exit('No direct script access allowed');

class infofix extends CI_Controller
{
  var $site_code = '';

  function __construct()
  {
    parent::__construct();
    $this->load->model('Information_model');
    $this->site_code = $this->input->get('site_code') ? $this->input->get('site_code') : $this->config->item('site_code');
  }

  function list_info_by_keys($site = '', $keys = [])
  {
    set_time_limit(300);
    $site = 'cht';
    $keys = ['/beijing/', '/yangshuo/'];

    // 容错
    if (empty($site) || empty($keys)) {
      echo json_encode(
        array(
          'data' => []
        )
      );
      return false;
    }
    $rs = $this->Information_model->list_by_keywords($site, $keys);
    foreach ($rs as $info) {
      $keycount = array();
      foreach ($keys as $key) {
        $pos_url = stripos($info->ic_url, $key);
        $sub_url = $info->ic_url == $key ? $info->ic_url : '';

        $pos_content = 0;
        $pos_content = stripos($info->ic_content, $key);
        $sub_content = array();
        while ($pos_content) {
          array_push($sub_content, '[...' . substr($info->ic_content, $pos_content - 20, strlen($key) + 20 * 2) . '...]');
          $pos_content = stripos($info->ic_content, $key, $pos_content + strlen($key));
        }

        if ($sub_url != '' || count($sub_content) != 0) {
          array_push($keycount, array('key' => $key, 'sub_url' => $sub_url, 'sub_content' => $sub_content));
        }
      }
      $info->ic_content = $keycount;
    }

    echo json_encode($rs);

  }


}
//end of infofix