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<?php |
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/************************************************************************ |
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* OVIDENTIA http://www.ovidentia.org * |
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************************************************************************ |
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* Copyright (c) 2003 by CANTICO ( http://www.cantico.fr ) * |
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* * |
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* This file is part of Ovidentia. * |
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* * |
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* Ovidentia is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
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* the Free Software Foundation; either version 2, or (at your option) * |
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* any later version. * |
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* * |
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* This program is distributed in the hope that it will be useful, but * |
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* WITHOUT ANY WARRANTY; without even the implied warranty of * |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * |
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* See the GNU General Public License for more details. * |
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* * |
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* You should have received a copy of the GNU General Public License * |
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* along with this program; if not, write to the Free Software * |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,* |
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* USA. * |
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************************************************************************/ |
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require_once dirname(__FILE__).'/record.class.php'; |
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/** |
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* |
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* @property string $name |
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* @property string $quantity_unit |
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* @property int $recover |
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* @property int $sortkey |
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*/ |
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class absences_Rgroup extends absences_Record implements absences_RightSort |
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{ |
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public function __construct($id) |
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{ |
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$this->id = $id; |
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} |
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/** |
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* Table row as an array |
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* @return array |
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*/ |
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public function getRow() |
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{ |
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if (null === $this->row) |
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{ |
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global $babDB; |
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$res = $babDB->db_query('SELECT * FROM absences_rgroup WHERE id='.$babDB->quote($this->id)); |
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$this->setRow($babDB->db_fetch_assoc($res)); |
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} |
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return $this->row; |
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} |
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/** |
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* Method used with bab_Sort |
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*/ |
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public function getSortKey() |
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{ |
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return $this->sortkey; |
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} |
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public function setSortKey($i) |
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{ |
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global $babDB; |
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$babDB->db_query('UPDATE absences_rgroup SET sortkey='.$babDB->quote($i).' WHERE id='.$babDB->quote($this->id)); |
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} |
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public function getSortLabel() |
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{ |
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return $this->name; |
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} |
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public function getIconClassName() |
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{ |
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bab_functionality::includeOriginal('Icons'); |
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return Func_Icons::ACTIONS_ARROW_RIGHT_DOUBLE; |
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} |
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} |
Let’s take a look at an example:
In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different sub-classes of User which does not have a getDisplayName() method, the code will break.
Available Fixes
Change the type-hint for the parameter:
Add an additional type-check:
Add the method to the parent class: