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Diffstat (limited to 'library/vendor/Zend/Filter/Boolean.php')
| -rw-r--r-- | library/vendor/Zend/Filter/Boolean.php | 369 |
1 files changed, 369 insertions, 0 deletions
diff --git a/library/vendor/Zend/Filter/Boolean.php b/library/vendor/Zend/Filter/Boolean.php new file mode 100644 index 0000000..c48a3d6 --- /dev/null +++ b/library/vendor/Zend/Filter/Boolean.php @@ -0,0 +1,369 @@ +<?php +/** + * Zend Framework + * + * LICENSE + * + * This source file is subject to the new BSD license that is bundled + * with this package in the file LICENSE.txt. + * It is also available through the world-wide-web at this URL: + * http://framework.zend.com/license/new-bsd + * If you did not receive a copy of the license and are unable to + * obtain it through the world-wide-web, please send an email + * to license@zend.com so we can send you a copy immediately. + * + * @category Zend + * @package Zend_Filter + * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com) + * @license http://framework.zend.com/license/new-bsd New BSD License + * @version $Id$ + */ + +/** + * @see Zend_Filter_Interface + */ + +/** + * @category Zend + * @package Zend_Filter + * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com) + * @license http://framework.zend.com/license/new-bsd New BSD License + */ +class Zend_Filter_Boolean implements Zend_Filter_Interface +{ + const BOOLEAN = 1; + const INTEGER = 2; + const FLOAT = 4; + const STRING = 8; + const ZERO = 16; + const EMPTY_ARRAY = 32; + const NULL = 64; + const PHP = 127; + const FALSE_STRING = 128; + const YES = 256; + const ALL = 511; + + protected $_constants = array( + self::BOOLEAN => 'boolean', + self::INTEGER => 'integer', + self::FLOAT => 'float', + self::STRING => 'string', + self::ZERO => 'zero', + self::EMPTY_ARRAY => 'array', + self::NULL => 'null', + self::PHP => 'php', + self::FALSE_STRING => 'false', + self::YES => 'yes', + self::ALL => 'all', + ); + + /** + * Internal type to detect + * + * @var integer + */ + protected $_type = self::PHP; + + /** + * Internal locale + * + * @var array + */ + protected $_locale = array('auto'); + + /** + * Internal mode + * + * @var boolean + */ + protected $_casting = true; + + /** + * Constructor + * + * @param string|array|Zend_Config $options OPTIONAL + */ + public function __construct($options = null) + { + if ($options instanceof Zend_Config) { + $options = $options->toArray(); + } elseif (!is_array($options)) { + $options = func_get_args(); + $temp = array(); + if (!empty($options)) { + $temp['type'] = array_shift($options); + } + + if (!empty($options)) { + $temp['casting'] = array_shift($options); + } + + if (!empty($options)) { + $temp['locale'] = array_shift($options); + } + + $options = $temp; + } + + if (array_key_exists('type', $options)) { + $this->setType($options['type']); + } + + if (array_key_exists('casting', $options)) { + $this->setCasting($options['casting']); + } + + if (array_key_exists('locale', $options)) { + $this->setLocale($options['locale']); + } + } + + /** + * Returns the set null types + * + * @return int + */ + public function getType() + { + return $this->_type; + } + + /** + * Set the null types + * + * @param integer|array $type + * @throws Zend_Filter_Exception + * @return Zend_Filter_Boolean + */ + public function setType($type = null) + { + if (is_array($type)) { + $detected = 0; + foreach($type as $value) { + if (is_int($value)) { + $detected += $value; + } elseif (in_array($value, $this->_constants)) { + $detected += array_search($value, $this->_constants); + } + } + + $type = $detected; + } elseif (is_string($type) && in_array($type, $this->_constants)) { + $type = array_search($type, $this->_constants); + } + + if (!is_int($type) || ($type < 0) || ($type > self::ALL)) { + throw new Zend_Filter_Exception('Unknown type'); + } + + $this->_type = $type; + return $this; + } + + /** + * Returns the set locale + * + * @return array + */ + public function getLocale() + { + return $this->_locale; + } + + /** + * Set the locales which are accepted + * + * @param string|array|Zend_Locale $locale + * @throws Zend_Filter_Exception + * @return Zend_Filter_Boolean + */ + public function setLocale($locale = null) + { + if (is_string($locale)) { + $locale = array($locale); + } elseif ($locale instanceof Zend_Locale) { + $locale = array($locale->toString()); + } elseif (!is_array($locale)) { + throw new Zend_Filter_Exception('Locale has to be string, array or an instance of Zend_Locale'); + } + + foreach ($locale as $single) { + if (!Zend_Locale::isLocale($single)) { + throw new Zend_Filter_Exception("Unknown locale '$single'"); + } + } + + $this->_locale = $locale; + return $this; + } + + /** + * Returns the casting option + * + * @return boolean + */ + public function getCasting() + { + return $this->_casting; + } + + /** + * Set the working mode + * + * @param boolean $locale When true this filter works like cast + * When false it recognises only true and false + * and all other values are returned as is + * @throws Zend_Filter_Exception + * @return Zend_Filter_Boolean + */ + public function setCasting($casting = true) + { + $this->_casting = (boolean) $casting; + return $this; + } + + /** + * Defined by Zend_Filter_Interface + * + * Returns a boolean representation of $value + * + * @param string $value + * @return string + */ + public function filter($value) + { + $type = $this->getType(); + $casting = $this->getCasting(); + + // STRING YES (Localized) + if ($type >= self::YES) { + $type -= self::YES; + if (is_string($value)) { + $locales = $this->getLocale(); + foreach ($locales as $locale) { + if ($this->_getLocalizedQuestion($value, false, $locale) === false) { + return false; + } + + if (!$casting && ($this->_getLocalizedQuestion($value, true, $locale) === true)) { + return true; + } + } + } + } + + // STRING FALSE ('false') + if ($type >= self::FALSE_STRING) { + $type -= self::FALSE_STRING; + if (is_string($value) && (strtolower($value) == 'false')) { + return false; + } + + if ((!$casting) && is_string($value) && (strtolower($value) == 'true')) { + return true; + } + } + + // NULL (null) + if ($type >= self::NULL) { + $type -= self::NULL; + if ($value === null) { + return false; + } + } + + // EMPTY_ARRAY (array()) + if ($type >= self::EMPTY_ARRAY) { + $type -= self::EMPTY_ARRAY; + if (is_array($value) && ($value == array())) { + return false; + } + } + + // ZERO ('0') + if ($type >= self::ZERO) { + $type -= self::ZERO; + if (is_string($value) && ($value == '0')) { + return false; + } + + if ((!$casting) && (is_string($value)) && ($value == '1')) { + return true; + } + } + + // STRING ('') + if ($type >= self::STRING) { + $type -= self::STRING; + if (is_string($value) && ($value == '')) { + return false; + } + } + + // FLOAT (0.0) + if ($type >= self::FLOAT) { + $type -= self::FLOAT; + if (is_float($value) && ($value == 0.0)) { + return false; + } + + if ((!$casting) && is_float($value) && ($value == 1.0)) { + return true; + } + } + + // INTEGER (0) + if ($type >= self::INTEGER) { + $type -= self::INTEGER; + if (is_int($value) && ($value == 0)) { + return false; + } + + if ((!$casting) && is_int($value) && ($value == 1)) { + return true; + } + } + + // BOOLEAN (false) + if ($type >= self::BOOLEAN) { + $type -= self::BOOLEAN; + if (is_bool($value)) { + return $value; + } + } + + if ($casting) { + return true; + } + + return $value; + } + + /** + * Determine the value of a localized string, and compare it to a given value + * + * @param string $value + * @param boolean $yes + * @param array $locale + * @return boolean + */ + protected function _getLocalizedQuestion($value, $yes, $locale) + { + if ($yes == true) { + $question = 'yes'; + $return = true; + } else { + $question = 'no'; + $return = false; + } + $str = Zend_Locale::getTranslation($question, 'question', $locale); + $str = explode(':', $str); + if (!empty($str)) { + foreach($str as $no) { + if (($no == $value) || (strtolower($no) == strtolower($value))) { + return $return; + } + } + } + } +} |