You could extract all of the "Following" IDs.
$following_ids = Set::extract('Folllowing/id', $this->Auth->user());
Or:
if (in_array(Set::extract('Folllowing/id', $this->Auth->user()),
$some_user_id) {
// already following
} else {
...
}
On Thu, Jun 14, 2012 at 10:03 AM, JonStark <[email protected]> wrote:
> I was wondering if there was a way to scan the array produced when looking
> at an user, in the section "Follower", to match id any ID == Auth.user.id,
> since arrays are like this :
>
> /app/Controller/UsersController.php (line 28)
>
> array(
> 'User' => array(
> 'password' => '*****',
> 'id' => '1',
> 'username' => 'testuser',
> 'email' => '@',
> 'hash' => '',
> 'created' => '2012-06-12 20:49:06'
> ),
> 'Following' => array(
> (int) 0 => array(
> 'password' => '*****',
> 'id' => '2',
> 'username' => 'anotertest',
> 'email' => '@',
> 'hash' => '',
> 'created' => '2012-06-13 21:03:01',
> 'UsersUser' => array(
> 'id' => '23',
> 'follower_id' => '1',
> 'following_id' => '2'
> )
> ),
> (int) 1 => array(
> 'password' => '*****',
> 'id' => '3',
> 'username' => 'test',
> 'email' => 'test',
> 'hash' => '',
> 'created' => '0000-00-00 00:00:00',
> 'UsersUser' => array(
> 'id' => '24',
> 'follower_id' => '1',
> 'following_id' => '3'
> )
> )
> ),
> 'Follower' => array(
> (int) 0 => array(
> 'password' => '*****',
> 'id' => '2',
> 'username' => 'anotertest',
> 'email' => '@',
> 'hash' => '',
> 'created' => '2012-06-13 21:03:01',
> 'UsersUser' => array(
> 'id' => '26',
> 'follower_id' => '2',
> 'following_id' => '1'
> )
> )
> )
> )
>
>
> Wouldn't this be easier ?
>
> Le jeudi 14 juin 2012 14:40:16 UTC+2, JonStark a écrit :
>>
>> I have a table with the following fields :
>>
>> id follower_id following_id
>>
>> So when a user clicks "follow" on an other user's profile, an entry like
>> this is created :
>>
>> 15 1 3
>>
>> meaning user with id 1 follows user with id 3.
>>
>> If user 3 follows 1, then an entry like
>>
>> 16 3 1
>>
>> is created.
>>
>> But, in order to prevent users for following many time a same user,
>> leading to entry such as :
>>
>> 17 3 1
>> 18 3 1
>> 19 3 1
>>
>> and so on, I want to replace "follow" by "unfollow" if the entry is
>> already saved.
>>
>> So my question is : how can i "scan" the table to check if an entry as
>> both X as follower_id AND Y as following_id ?
>>
>> Thanks a lot.
>
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