<?php
namespace XF\Entity;
use XF\Mvc\Entity\Entity;
use XF\Mvc\Entity\Structure;
/**
* COLUMNS
* @property int $user_id
* @property int $follow_user_id
* @property int $follow_date
*
* RELATIONS
* @property \XF\Entity\User $User
* @property \XF\Entity\User $FollowUser
*/
class UserFollow extends Entity
{
protected function _preSave()
{
if ($this->isInsert())
{
if ($this->user_id == $this->follow_user_id)
{
$this->error(\XF::phrase('you_may_not_follow_yourself'));
}
$exists = $this->em()->findOne('XF:UserFollow', [
'user_id' => $this->user_id,
'follow_user_id' => $this->follow_user_id
]);
if ($exists)
{
$this->error(\XF::phrase('you_already_following_this_member'));
}
$followFinder = $this->finder('XF:UserFollow');
$total = $followFinder
->where('user_id', $this->user_id)
->total();
$followLimit = 1000;
if ($total >= $followLimit)
{
$this->error(\XF::phrase('you_may_only_follow_x_people', ['count' => $followLimit]));
}
}
}
protected function _postSave()
{
$this->rebuildFollowingCache();
}
protected function _postDelete()
{
$this->rebuildFollowingCache();
}
protected function rebuildFollowingCache()
{
$this->getFollowRepo()->rebuildFollowingCache($this->user_id);
}
public static function getStructure(Structure $structure)
{
$structure->table = 'xf_user_follow';
$structure->shortName = 'XF:UserFollow';
$structure->primaryKey = ['user_id', 'follow_user_id'];
$structure->columns = [
'user_id' => ['type' => self::UINT, 'required' => true],
'follow_user_id' => ['type' => self::UINT, 'required' => true],
'follow_date' => ['type' => self::UINT, 'default' => \XF::$time]
];
$structure->getters = [];
$structure->relations = [
'User' => [
'entity' => 'XF:User',
'type' => self::TO_ONE,
'conditions' => 'user_id',
'primary' => true
],
'FollowUser' => [
'entity' => 'XF:User',
'type' => self::TO_ONE,
'conditions' => [['user_id', '=', '$follow_user_id']],
'primary' => true
]
];
return $structure;
}
/**
* @return \XF\Repository\UserFollow
*/
protected function getFollowRepo()
{
return $this->repository('XF:UserFollow');
}
}