diff options
Diffstat (limited to '')
| -rw-r--r-- | library/vendor/Zend/Form/Decorator/HtmlTag.php | 253 |
1 files changed, 253 insertions, 0 deletions
diff --git a/library/vendor/Zend/Form/Decorator/HtmlTag.php b/library/vendor/Zend/Form/Decorator/HtmlTag.php new file mode 100644 index 0000000..47b9e21 --- /dev/null +++ b/library/vendor/Zend/Form/Decorator/HtmlTag.php @@ -0,0 +1,253 @@ +<?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_Form + * @subpackage Decorator + * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com) + * @license http://framework.zend.com/license/new-bsd New BSD License + */ + +/** + * @see Zend_Form_Decorator_Abstract + */ + +/** + * Zend_Form_Decorator_Element_HtmlTag + * + * Wraps content in an HTML block tag. + * + * Options accepted are: + * - tag: tag to use in decorator + * - noAttribs: do not render attributes in the opening tag + * - placement: 'append' or 'prepend'. If 'append', renders opening and + * closing tag after content; if prepend, renders opening and closing tag + * before content. + * - openOnly: render opening tag only + * - closeOnly: render closing tag only + * + * Any other options passed are processed as HTML attributes of the tag. + * + * @category Zend + * @package Zend_Form + * @subpackage Decorator + * @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 $Id$ + */ +class Zend_Form_Decorator_HtmlTag extends Zend_Form_Decorator_Abstract +{ + /** + * Character encoding to use when escaping attributes + * @var string + */ + protected $_encoding; + + /** + * Placement; default to surround content + * @var string + */ + protected $_placement = null; + + /** + * HTML tag to use + * @var string + */ + protected $_tag; + + /** + * @var Zend_Filter + */ + protected $_tagFilter; + + /** + * Convert options to tag attributes + * + * @return string + */ + protected function _htmlAttribs(array $attribs) + { + $xhtml = ''; + $enc = $this->_getEncoding(); + foreach ((array) $attribs as $key => $val) { + $key = htmlspecialchars($key, ENT_COMPAT, $enc); + if (is_array($val)) { + if (array_key_exists('callback', $val) + && is_callable($val['callback']) + ) { + $val = call_user_func($val['callback'], $this); + } else { + $val = implode(' ', $val); + } + } + $val = htmlspecialchars($val ?? '', ENT_COMPAT, $enc); + $xhtml .= " $key=\"$val\""; + } + return $xhtml; + } + + /** + * Normalize tag + * + * Ensures tag is alphanumeric characters only, and all lowercase. + * + * @param string $tag + * @return string + */ + public function normalizeTag($tag) + { + if (!isset($this->_tagFilter)) { + $this->_tagFilter = new Zend_Filter(); + $this->_tagFilter->addFilter(new Zend_Filter_Alnum()) + ->addFilter(new Zend_Filter_StringToLower()); + } + return $this->_tagFilter->filter($tag); + } + + /** + * Set tag to use + * + * @param string $tag + * @return Zend_Form_Decorator_HtmlTag + */ + public function setTag($tag) + { + $this->_tag = $this->normalizeTag($tag); + return $this; + } + + /** + * Get tag + * + * If no tag is registered, either via setTag() or as an option, uses 'div'. + * + * @return string + */ + public function getTag() + { + if (null === $this->_tag) { + if (null === ($tag = $this->getOption('tag'))) { + $this->setTag('div'); + } else { + $this->setTag($tag); + $this->removeOption('tag'); + } + } + + return $this->_tag; + } + + /** + * Get the formatted open tag + * + * @param string $tag + * @param array $attribs + * @return string + */ + protected function _getOpenTag($tag, array $attribs = null) + { + $html = '<' . $tag; + if (null !== $attribs) { + $html .= $this->_htmlAttribs($attribs); + } + $html .= '>'; + return $html; + } + + /** + * Get formatted closing tag + * + * @param string $tag + * @return string + */ + protected function _getCloseTag($tag) + { + return '</' . $tag . '>'; + } + + /** + * Render content wrapped in an HTML tag + * + * @param string $content + * @return string + */ + public function render($content) + { + $tag = $this->getTag(); + $placement = $this->getPlacement(); + $noAttribs = $this->getOption('noAttribs'); + $openOnly = $this->getOption('openOnly'); + $closeOnly = $this->getOption('closeOnly'); + $this->removeOption('noAttribs'); + $this->removeOption('openOnly'); + $this->removeOption('closeOnly'); + + $attribs = null; + if (!$noAttribs) { + $attribs = $this->getOptions(); + } + + switch ($placement) { + case self::APPEND: + if ($closeOnly) { + return $content . $this->_getCloseTag($tag); + } + if ($openOnly) { + return $content . $this->_getOpenTag($tag, $attribs); + } + return $content + . $this->_getOpenTag($tag, $attribs) + . $this->_getCloseTag($tag); + case self::PREPEND: + if ($closeOnly) { + return $this->_getCloseTag($tag) . $content; + } + if ($openOnly) { + return $this->_getOpenTag($tag, $attribs) . $content; + } + return $this->_getOpenTag($tag, $attribs) + . $this->_getCloseTag($tag) + . $content; + default: + return (($openOnly || !$closeOnly) ? $this->_getOpenTag($tag, $attribs) : '') + . $content + . (($closeOnly || !$openOnly) ? $this->_getCloseTag($tag) : ''); + } + } + + /** + * Get encoding for use with htmlspecialchars() + * + * @return string + */ + protected function _getEncoding() + { + if (null !== $this->_encoding) { + return $this->_encoding; + } + + if (null === ($element = $this->getElement())) { + $this->_encoding = 'UTF-8'; + } elseif (null === ($view = $element->getView())) { + $this->_encoding = 'UTF-8'; + } elseif (!$view instanceof Zend_View_Abstract + && !method_exists($view, 'getEncoding') + ) { + $this->_encoding = 'UTF-8'; + } else { + $this->_encoding = $view->getEncoding(); + } + return $this->_encoding; + } +} |