PostAuthorTrait.php

<?php namespace Vtmer\Blog\Model;

trait PostAuthorTrait {

    /**
     * 文章作者关联
     *
     * @return  \Illumniate\Database\Eloquent\Relations\BelongsTo
     */
    public function author()
    {
        return $this->belongsTo('Vtmer\Blog\Model\User', 'author_id');
    }

}

PostVisitTrait.php

<?php namespace Vtmer\Blog\Model;

trait PostVisitTrait {

    /**
     * 增加文章访问量
     *
     * @return $this
     */
    public function increasePageViews()
    {
        $this->increments($this->getPageViewsField());

        return $this;
    }

    /**
     * 获取访问量高的文章
     *
     * @return \Illumniate\Database\Query
     */
    public function scopePopular($query)
    {
        $threshold = $this->getPopularThreshold();
        return $query->where($this->getPageViewsField(), '>', $threshold);
    }

    abstract protected function getPageViewsField();
    abstract protected function getPopularThreshold();

}