基于Laravel实现的用户动态模块开发

- description    事件描述
- causer_id 或者 user_id 事件触发者
- subject_id    主体 ID
- subject_type   主体类型
- properties    事件附加属性
- created_at    事件产生时间

xxx 发布了讨论 《请问大家怎么使用 xxx》
xxx 评论了 xxx 的话题 《请问大家怎么使用 xxx》
xxx 回复了 xxx 的评论 “我是按照文档上 ...”
xxx 购买了 《微信开发：自定义菜单的使用》
xxx 关注了 xxx
...

@switch($activity->properties['event'] ?? '')
 @case('discussion.created')
  ...
  @break
 @case('comment.created')
  ...
  @break
@endswitch

$ composer install spatie/laravel-activitylog -vvv

activity()->log('Look, I logged something');

activity()
 ->performedOn($anEloquentModel)
 ->causedBy($user)
 ->withProperties(['customProperty' => 'customValue'])
 ->log('Look, I logged something');
 
$lastLoggedActivity = Activity::all()->last();

$lastLoggedActivity->subject; //returns an instance of an eloquent model
$lastLoggedActivity->causer; //returns an instance of your user model
$lastLoggedActivity->getExtraProperty('customProperty'); //returns 'customValue'
$lastLoggedActivity->description; //returns 'Look, I logged something'

$discussion = App\Discussion::create([...]);

activity()->on($discussion)
->withProperty('event', 'discussion.created')
->log('发表了话题');

activity()->on($user)
->withProperty('event', 'user.created')
->log('加入 EasyWeChat');

// 全部动态
$activities = Activity::all();
// 用户 ID 为 2 的动态 
$activities = Activity::causedBy(User::find(2))->paginate(15);
// 以文章 ID 为 13 为主体的动态
$activities = Activity::forSubject(Post::find(13))->paginate(15);

$ ./artisan make:listener UserActivitySubscriber

<?php 

namespace App\Listeners;

class UserActivitySubscriber
{
 protected $lisen = [
  'eloquent.created: App\User' => 'onUserCreated',
  'eloquent.created: App\Discussion' => 'onDiscussionCreated',
 ];

 public function subscribe($events)
 {
  foreach ($this->lisen as $event => $listener) {
   $events->lisen($event, __CLASS__.'@'.$listener);
  }
 }

 public function onUserCreated($user)
 {
  activity()->on($user)
   ->withProperty('event', 'user.created')
   ->log('加入 EasyWeChat');
 }

 public function onDiscussionCreated($discussion)
 {
  activity()->on($discussion)
    ->withProperty('event', 'discussion.created')->log('发表了话题');
 }
}

/**
 * @var array
 */
protected $subscribe = [
 \App\Listeners\UserActivitySubscriber::class,
];