55 lines
1.8 KiB
PHP
55 lines
1.8 KiB
PHP
<?php
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namespace app\api\model;
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use think\Db;
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use think\Model;
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class Topic extends Model
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{
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// 获取话题列表
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public function get_topic_list($page, $page_limit)
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{
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$list = $this->field('id as topic_id,content,pic,title')->where(['is_delete'=>1,'type'=>1])->page($page, $page_limit)->select();
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return $list;
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}
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//获取动态引用最多的话题
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public function get_zone_topic()
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{
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//查询动态表fa_user_zone_topic里面 topic_id 字段 使用次数最多的12条
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$list = db::name('user_zone_topic')
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->field('topic_id,count(topic_id) as count')
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->where('topic_id', '<>', 0)
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->order('count desc')->limit(12)
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->group('topic_id')
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->select();
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//获取数组中topic_id
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$topic_ids = array_column((array)$list, 'topic_id');
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//不够12条，查询话题表fa_topic里面最新的补够12条
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if(count($list) < 12){
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$topic_list = $this->field('id as topic_id')
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->where(['is_delete'=>1,'type'=>1,'id'=>['not in',$topic_ids]])
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->order('id desc')->limit(12 - count($list))
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->select();
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$topic_list = array_map(function($item){
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$item['count'] = 0;
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return $item;
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}, (array)$topic_list);
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$list = array_merge((array)$list,$topic_list);
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}
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if($list){
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foreach ($list as &$item){
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$item['content'] = $this->where(['id'=>$item['topic_id']])->value('content');
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$item['pic'] = $this->where(['id'=>$item['topic_id']])->value('pic');
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$item['title'] = $this->where(['id'=>$item['topic_id']])->value('title');
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}
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}
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return $list;
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}
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} |