Annajwaszahro
/
MIF_E31222691
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Added support for self-referential many-to-many relationships in Eloquent.

This commit is contained in:
Taylor Otwell 2011-07-20 06:57:34 -07:00
parent b4c7dcb9ea
commit 17cc50375b
1 changed files with 7 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
system/db/eloquent.php
View File

@ -264,9 +264,11 @@ public function belongs_to($model, $foreign_key = null)
*
* @param string $model
* @param string $table
* @param string $foreign_key
* @param string $associated_key
* @return mixed
*/
public function has_and_belongs_to_many($model, $table = null)
public function has_and_belongs_to_many($model, $table = null, $foreign_key = null, $associated_key = null)
{
$this->relating = __FUNCTION__;
@ -283,11 +285,13 @@ public function has_and_belongs_to_many($model, $table = null)
$this->relating_table = $table;
}
$this->relating_key = strtolower(get_class($this)).'_id';
$this->relating_key = (is_null($foreign_key)) ? strtolower(get_class($this)).'_id' : $foreign_key;
$associated_key = (is_null($associated_key)) ? strtolower($model).'_id' : $associated_key;
return static::make($model)
->select(array(static::table($model).'.*'))
->join($this->relating_table, static::table($model).'.id', '=', $this->relating_table.'.'.strtolower($model).'_id')
->join($this->relating_table, static::table($model).'.id', '=', $this->relating_table.'.'.$associated_key)
->where($this->relating_table.'.'.$this->relating_key, '=', $this->id);
}