homepagePHP/app/Common/Model/NewsModel.class.php

<?php

namespace Common\Model;

use Gy_Library\DBCont;
use Illuminate\Support\Facades\DB;

//新闻资讯
class NewsModel extends \Gy_Library\GyListModel
{

    protected $_validate = array(
        array('title', 'require', '请填写标题', self::MUST_VALIDATE, '', 3),
        array('cate_id', 'require', '请选择文章分类', self::MUST_VALIDATE, '', 3),
        array('cover_id', 'require', '请上传封面图', self::MUST_VALIDATE, '', 3),
        array('author', 'require', '请填写作者', self::MUST_VALIDATE, '', 3),
        array('content', 'require', '请填写内容详情', self::MUST_VALIDATE, '', 3),

        array('title', '0,255', '标题过长', self::EXISTS_VALIDATE, 'length', self::MODEL_BOTH),
        array('author', '0,255', '作者过长', self::EXISTS_VALIDATE, 'length', self::MODEL_BOTH),

    );

    protected $_auto = array(
        array('in_date', 'strtotime', parent::MODEL_BOTH, 'function'),
        array('start_date', 'strtotime', parent::MODEL_BOTH, 'function'),
        array('create_date', 'time', parent::MODEL_INSERT, 'function'),
    );


    public function getNewsData($topic_id)
    {
        $item = $this->where(['topic_id' => $topic_id])->select();
        $datas = [];
        foreach ($item as $vo) {
            $tpm = [];
            $tpm[] = ['name' => 'topic_id', 'type' => 'select2', 'value' => $vo['id']];
            $datas[] = $tpm;
        }
        return $datas;
    }

    public function createSaveTopic($data)
    {
        $res['topic_id'] = $data['id'];
        $this->where(['topic_id' => $data['id']])->setField('topic_id', 0);
        if (!isset($data['news_id'])) {
            $data['news_id'] = [
                0 => ''
            ];
        }
        $r = $this->where(['id' => ['IN', array_unique($data['news_id'])]])->save($res);
        if ($r === false) {
            $this->error = '没有添加任何新闻';
            return false;
        }
        return $r;
    }


    public function getExportList($map, $page = '', $rownum = '')
    {
        if (!empty($page) && !empty($rownum)) {
            $this->page($page, $rownum);
        }
        $list = $this->where($map)->order('sort asc,id desc')->field('title,cate_id,keywords_id,author,status,click_time,in_date,start_date')->select();
        $excel_list = array();
        foreach ($list as &$a) {
            $temp = array();
            $temp['标题'] = $a['title'];
            $temp['文章分类'] = $this->extractNumberGetName($a['cate_id'], D('NewsCate')->where(['status' => DBCont::YES_BOOL_STATUS])->order('sort asc,id desc')->getField('id,name', true));
            $temp['关键词'] = $this->extractNumberGetNameForCondition($a['keywords_id'], 'Keywords', 'id', 'name');
            $temp['作者'] = $a['author'];
            $temp['状态'] = !empty($a['status']) ? '正常' : '禁用';
            $temp['点击量'] = $a['click_time'];
            $temp['入库时间'] = date('Y-m-d', $a['in_date']);
            $temp['首发时间'] = date('Y-m-d', $a['start_date']);
            $excel_list[] = $temp;
            usleep(10000);
        }
        return $excel_list;
    }

    public function extractNumberGetName($strs, $countarr)
    {
        $patterns = "/\d+/";
        $str = '';
        preg_match_all($patterns, $strs, $arr);
        $i = 0;
        foreach ($arr[0] as $key => $value) {
            if ($i == 0) {
                $str .= $countarr[$value];
            } else {
                $str .= '、' . $countarr[$value];
            }
            $i++;
        }
        return $str;
    }

    /*
      * 提取数字并去数据库取得相应的分类名
      * $strs 需要处理的字符串
      * $table 数据表名
      * $condition   条件字段
      * $field 获取的字段
      */
    public function extractNumberGetNameForCondition($strs, $table, $condition, $field)
    {
        if (empty($strs)) {
            return '';
        }
        $patterns = "/\d+/"; //第一种
        preg_match_all($patterns, $strs, $arr);
        if (empty($arr[0])) {
            return '';
        }
        $map[$condition] = array('in', $arr[0]);
        $map['status'] = DBCont::YES_BOOL_STATUS;
        $model = D($table);
        $result = $model->field($field)->where($map)->select();

        $str = '';
        $i = 0;
        foreach ($result as $key => $item) {
            if ($i == 0) {
                $str .= $item[$field];
            } else {
                $str .= '、' . $item[$field];
            }
            $i++;
        }
        return $str;
    }

    public function genNewsId($news_ids)
    {
        $res = $this->where(['id' => ['IN', $news_ids]])->select();
        $datas = [];
        foreach ($res as $vo) {
            $tem = [];
            $tem[] = ['name' => 'news_id', 'type' => 'select2', 'value' => $vo['id']];
            $datas[] = $tem;
        }
        return $datas;
    }
}