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/library/Zend/Filter/StringToUpper.php

https://bitbucket.org/hamidrezas/melobit
PHP | 121 lines | 52 code | 11 blank | 58 comment | 11 complexity | 8d8969fcddb0d6784ee1da55bf185e5c MD5 | raw file
Possible License(s): AGPL-1.0
  1<?php
  2/**
  3 * Zend Framework
  4 *
  5 * LICENSE
  6 *
  7 * This source file is subject to the new BSD license that is bundled
  8 * with this package in the file LICENSE.txt.
  9 * It is also available through the world-wide-web at this URL:
 10 * http://framework.zend.com/license/new-bsd
 11 * If you did not receive a copy of the license and are unable to
 12 * obtain it through the world-wide-web, please send an email
 13 * to license@zend.com so we can send you a copy immediately.
 14 *
 15 * @category   Zend
 16 * @package    Zend_Filter
 17 * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 18 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 19 * @version    $Id: StringToUpper.php 24594 2012-01-05 21:27:01Z matthew $
 20 */
 21
 22/**
 23 * @see Zend_Filter_Interface
 24 */
 25require_once 'Zend/Filter/Interface.php';
 26
 27/**
 28 * @category   Zend
 29 * @package    Zend_Filter
 30 * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 31 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 32 */
 33class Zend_Filter_StringToUpper implements Zend_Filter_Interface
 34{
 35    /**
 36     * Encoding for the input string
 37     *
 38     * @var string
 39     */
 40    protected $_encoding = null;
 41
 42    /**
 43     * Constructor
 44     *
 45     * @param string|array $options OPTIONAL
 46     */
 47    public function __construct($options = null)
 48    {
 49        if ($options instanceof Zend_Config) {
 50            $options = $options->toArray();
 51        } else if (!is_array($options)) {
 52            $options = func_get_args();
 53            $temp    = array();
 54            if (!empty($options)) {
 55                $temp['encoding'] = array_shift($options);
 56            }
 57            $options = $temp;
 58        }
 59
 60        if (!array_key_exists('encoding', $options) && function_exists('mb_internal_encoding')) {
 61            $options['encoding'] = mb_internal_encoding();
 62        }
 63
 64        if (array_key_exists('encoding', $options)) {
 65            $this->setEncoding($options['encoding']);
 66        }
 67    }
 68
 69    /**
 70     * Returns the set encoding
 71     *
 72     * @return string
 73     */
 74    public function getEncoding()
 75    {
 76        return $this->_encoding;
 77    }
 78
 79    /**
 80     * Set the input encoding for the given string
 81     *
 82     * @param  string $encoding
 83     * @return Zend_Filter_StringToUpper Provides a fluent interface
 84     * @throws Zend_Filter_Exception
 85     */
 86    public function setEncoding($encoding = null)
 87    {
 88        if ($encoding !== null) {
 89            if (!function_exists('mb_strtoupper')) {
 90                require_once 'Zend/Filter/Exception.php';
 91                throw new Zend_Filter_Exception('mbstring is required for this feature');
 92            }
 93
 94            $encoding = (string) $encoding;
 95            if (!in_array(strtolower($encoding), array_map('strtolower', mb_list_encodings()))) {
 96                require_once 'Zend/Filter/Exception.php';
 97                throw new Zend_Filter_Exception("The given encoding '$encoding' is not supported by mbstring");
 98            }
 99        }
100
101        $this->_encoding = $encoding;
102        return $this;
103    }
104
105    /**
106     * Defined by Zend_Filter_Interface
107     *
108     * Returns the string $value, converting characters to uppercase as necessary
109     *
110     * @param  string $value
111     * @return string
112     */
113    public function filter($value)
114    {
115        if ($this->_encoding) {
116            return mb_strtoupper((string) $value, $this->_encoding);
117        }
118
119        return strtoupper((string) $value);
120    }
121}