first commit

var/Widget/Contents/Related.php

@@ -0,0 +1,64 @@
+<?php
+
+namespace Widget\Contents;
+
+use Typecho\Db;
+use Typecho\Db\Exception;
+use Widget\Base\Contents;
+
+if (!defined('__TYPECHO_ROOT_DIR__')) {
+    exit;
+}
+
+/**
+ * 相关内容组件(根据标签关联)
+ *
+ * @author qining
+ * @category typecho
+ * @package Widget
+ * @copyright Copyright (c) 2008 Typecho team (http://www.typecho.org)
+ * @license GNU General Public License 2.0
+ */
+class Related extends Contents
+{
+    /**
+     * 执行函数,初始化数据
+     *
+     * @throws Exception
+     */
+    public function execute()
+    {
+        $this->parameter->setDefault('limit=5');
+
+        if ($this->parameter->tags) {
+            $tagsGroup = implode(',', array_column($this->parameter->tags, 'mid'));
+            $this->db->fetchAll($this->select(
+                'DISTINCT table.contents.cid',
+                'table.contents.title',
+                'table.contents.slug',
+                'table.contents.created',
+                'table.contents.authorId',
+                'table.contents.modified',
+                'table.contents.type',
+                'table.contents.status',
+                'table.contents.text',
+                'table.contents.commentsNum',
+                'table.contents.order',
+                'table.contents.template',
+                'table.contents.password',
+                'table.contents.allowComment',
+                'table.contents.allowPing',
+                'table.contents.allowFeed'
+            )
+                ->join('table.relationships', 'table.contents.cid = table.relationships.cid')
+                ->where('table.relationships.mid IN (' . $tagsGroup . ')')
+                ->where('table.contents.cid <> ?', $this->parameter->cid)
+                ->where('table.contents.status = ?', 'publish')
+                ->where('table.contents.password IS NULL')
+                ->where('table.contents.created < ?', $this->options->time)
+                ->where('table.contents.type = ?', $this->parameter->type)
+                ->order('table.contents.created', Db::SORT_DESC)
+                ->limit($this->parameter->limit), [$this, 'push']);
+        }
+    }
+}