# StringReplaceFilter.class.php

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    00001 <?php
    00002 /***************************************************************************
    00003  *   Copyright (C) 2006-2007 by Konstantin V. Arkhipov                     *
    00004  *                                                                         *
    00005  *   This program is free software; you can redistribute it and/or modify  *
    00006  *   it under the terms of the GNU Lesser General Public License as        *
    00007  *   published by the Free Software Foundation; either version 3 of the    *
    00008  *   License, or (at your option) any later version.                       *
    00009  *                                                                         *
    00010  ***************************************************************************/
    00011
    00015     final class StringReplaceFilter implements Filtrator
    00016     {
    00017         private $search     = null;
    00018         private $replace    = null;
    00019
    00020         private $count      = null;
    00021
    00025         public static function create($search = null, $replace = null)
    00026         {
    00027             return new self($search, $replace);
    00028         }
    00029
    00030         public function __construct($search = null, $replace = null)
    00031         {
    00032             $this->search = $search;
    00033             $this->replace = $replace;
    00034         }
    00035
    00039         public function setSearch($search)
    00040         {
    00041             $this->search = $search;
    00042
    00043             return $this;
    00044         }
    00045
    00046         public function getSearch()
    00047         {
    00048             return $this->search;
    00049         }
    00050
    00054         public function setReplace($replace)
    00055         {
    00056             $this->replace = $replace;
    00057
    00058             return $this;
    00059         }
    00060
    00061         public function getReplace()
    00062         {
    00063             return $this->replace;
    00064         }
    00065
    00066         public function getCount()
    00067         {
    00068             return $this->count;
    00069         }
    00070
    00071         public function apply($value)
    00072         {
    00073             if ($this->search === $this->replace)
    00074                 return $value;
    00075
    00076             return
    00077                 str_replace(
    00078                     $this->search,
    00079                     $this->replace,
    00080                     $value,
    00081                     $this->count
    00082                 );
    00083         }
    00084     }
    00085 ?>