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Côme Chilliet authored
issue #6114
Unverified4abedb13
<?php
/*
This code is part of FusionDirectory (http://www.fusiondirectory.org/)
Copyright (C) 2003-2010 Cajus Pollmeier
Copyright (C) 2011-2018 FusionDirectory
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
*/
/*!
* \brief This class contains all the function needed to sort list
* go up, go down , back , next. etc...
*/
class EntrySortIterator implements Iterator
{
protected $data;
/*!
* \brief EntrySortIterator constructor
*
* \param array $entries entries array
*
* \param Column $column Column to sort by
*
* \param bool $direction Direction
*/
public function __construct (array $entries, Column $column = NULL, bool $direction = FALSE)
{
// Sort for attribute
if (is_object($column)) {
uasort(
$entries,
function ($ao, $bo) use ($column)
{
return $column->compare($ao, $bo);
}
);
}
// Invert if direction is set
if ($direction) {
$this->data = array_reverse($entries, TRUE);
} else {
$this->data = $entries;
}
}
/*!
* \brief Put the array pointer to the first element
*/
function rewind ()
{
reset($this->data);
}
/*!
* \brief Get the current data element
*
7172737475767778798081828384858687888990919293949596979899100101102103104105106
* \return The current element pointed by array pointer
*/
function current ()
{
return current($this->data);
}
/*!
* \brief Get the key element
*
* \return the key element of the array
*/
function key ()
{
return key($this->data);
}
/*!
* \brief Get the next data element
*/
function next ()
{
next($this->data);
}
/*!
* \brief Check if the data array is valid
*
* \return TRUE if the array is valid, return FALSE otherwise
*/
function valid ()
{
return (key($this->data) !== NULL);
}
}