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Diffstat (limited to '')
| -rw-r--r-- | library/vendor/Zend/View/Helper/Cycle.php | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/library/vendor/Zend/View/Helper/Cycle.php b/library/vendor/Zend/View/Helper/Cycle.php new file mode 100644 index 0000000..eb5fd51 --- /dev/null +++ b/library/vendor/Zend/View/Helper/Cycle.php @@ -0,0 +1,225 @@ +<?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_View + * @subpackage Helper + * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com) + * @version $Id$ + * @license http://framework.zend.com/license/new-bsd New BSD License + */ + +/** + * Helper for alternating between set of values + * + * @package Zend_View + * @subpackage Helper + * @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_View_Helper_Cycle implements Iterator +{ + + /** + * Default name + * @var string + */ + const DEFAULT_NAME = 'default'; + + /** + * Pointers + * + * @var array + */ + protected $_pointers = array(self::DEFAULT_NAME =>-1) ; + + /** + * Array of values + * + * @var array + */ + protected $_data = array(self::DEFAULT_NAME=>array()); + + /** + * Actual name of cycle + * + * @var string + */ + protected $_name = self::DEFAULT_NAME; + + /** + * Add elements to alternate + * + * @param array $data + * @param string $name + * @return Zend_View_Helper_Cycle + */ + public function cycle(array $data = array(), $name = self::DEFAULT_NAME) + { + if(!empty($data)) + $this->_data[$name] = $data; + + $this->setName($name); + return $this; + } + + /** + * Add elements to alternate + * + * @param array $data + * @param string $name + * @return Zend_View_Helper_Cycle + */ + public function assign(Array $data , $name = self::DEFAULT_NAME) + { + $this->setName($name); + $this->_data[$name] = $data; + $this->rewind(); + return $this; + } + + /** + * Sets actual name of cycle + * + * @param string $name + * @return Zend_View_Helper_Cycle + */ + public function setName($name = self::DEFAULT_NAME) + { + $this->_name = $name; + + if(!isset($this->_data[$this->_name])) + $this->_data[$this->_name] = array(); + + if(!isset($this->_pointers[$this->_name])) + $this->rewind(); + + return $this; + } + + /** + * Gets actual name of cycle + * + * @return string + */ + public function getName() + { + return $this->_name; + } + + + /** + * Return all elements + * + * @return array + */ + public function getAll() + { + return $this->_data[$this->_name]; + } + + /** + * Turn helper into string + * + * @return string + */ + public function toString() + { + return (string) $this->_data[$this->_name][$this->key()]; + } + + /** + * Cast to string + * + * @return string + */ + public function __toString() + { + return $this->toString(); + } + + /** + * Move to next value + * + * @return Zend_View_Helper_Cycle + */ + public function next() + { + $count = count($this->_data[$this->_name]); + if ($this->_pointers[$this->_name] == ($count - 1)) + $this->_pointers[$this->_name] = 0; + else + $this->_pointers[$this->_name] = ++$this->_pointers[$this->_name]; + return $this; + } + + /** + * Move to previous value + * + * @return Zend_View_Helper_Cycle + */ + public function prev() + { + $count = count($this->_data[$this->_name]); + if ($this->_pointers[$this->_name] <= 0) + $this->_pointers[$this->_name] = $count - 1; + else + $this->_pointers[$this->_name] = --$this->_pointers[$this->_name]; + return $this; + } + + /** + * Return iteration number + * + * @return int + */ + public function key() + { + if ($this->_pointers[$this->_name] < 0) + return 0; + else + return $this->_pointers[$this->_name]; + } + + /** + * Rewind pointer + * + * @return Zend_View_Helper_Cycle + */ + public function rewind() + { + $this->_pointers[$this->_name] = -1; + return $this; + } + + /** + * Check if element is valid + * + * @return bool + */ + public function valid() + { + return isset($this->_data[$this->_name][$this->key()]); + } + + /** + * Return current element + * + * @return mixed + */ + public function current() + { + return $this->_data[$this->_name][$this->key()]; + } +} |