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-rw-r--r--library/vendor/Zend/View/Helper/Placeholder/Container/Abstract.php384
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diff --git a/library/vendor/Zend/View/Helper/Placeholder/Container/Abstract.php b/library/vendor/Zend/View/Helper/Placeholder/Container/Abstract.php
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+<?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
+ */
+
+/**
+ * Abstract class representing container for placeholder 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
+ */
+abstract class Zend_View_Helper_Placeholder_Container_Abstract extends ArrayObject
+{
+ /**
+ * Whether or not to override all contents of placeholder
+ * @const string
+ */
+ const SET = 'SET';
+
+ /**
+ * Whether or not to append contents to placeholder
+ * @const string
+ */
+ const APPEND = 'APPEND';
+
+ /**
+ * Whether or not to prepend contents to placeholder
+ * @const string
+ */
+ const PREPEND = 'PREPEND';
+
+ /**
+ * What text to prefix the placeholder with when rendering
+ * @var string
+ */
+ protected $_prefix = '';
+
+ /**
+ * What text to append the placeholder with when rendering
+ * @var string
+ */
+ protected $_postfix = '';
+
+ /**
+ * What string to use between individual items in the placeholder when rendering
+ * @var string
+ */
+ protected $_separator = '';
+
+ /**
+ * What string to use as the indentation of output, this will typically be spaces. Eg: ' '
+ * @var string
+ */
+ protected $_indent = '';
+
+ /**
+ * Whether or not we're already capturing for this given container
+ * @var bool
+ */
+ protected $_captureLock = false;
+
+ /**
+ * What type of capture (overwrite (set), append, prepend) to use
+ * @var string
+ */
+ protected $_captureType;
+
+ /**
+ * Key to which to capture content
+ * @var string
+ */
+ protected $_captureKey;
+
+ /**
+ * Constructor - This is needed so that we can attach a class member as the ArrayObject container
+ *
+ * @return \Zend_View_Helper_Placeholder_Container_Abstract
+ */
+ public function __construct()
+ {
+ parent::__construct(array(), parent::ARRAY_AS_PROPS);
+ }
+
+ /**
+ * Set a single value
+ *
+ * @param mixed $value
+ * @return void
+ */
+ public function set($value)
+ {
+ $this->exchangeArray(array($value));
+ }
+
+ /**
+ * Prepend a value to the top of the container
+ *
+ * @param mixed $value
+ * @return void
+ */
+ public function prepend($value)
+ {
+ $values = $this->getArrayCopy();
+ array_unshift($values, $value);
+ $this->exchangeArray($values);
+ }
+
+ /**
+ * Retrieve container value
+ *
+ * If single element registered, returns that element; otherwise,
+ * serializes to array.
+ *
+ * @return mixed
+ */
+ public function getValue()
+ {
+ if (1 == count($this)) {
+ $keys = $this->getKeys();
+ $key = array_shift($keys);
+ return $this[$key];
+ }
+
+ return $this->getArrayCopy();
+ }
+
+ /**
+ * Set prefix for __toString() serialization
+ *
+ * @param string $prefix
+ * @return Zend_View_Helper_Placeholder_Container
+ */
+ public function setPrefix($prefix)
+ {
+ $this->_prefix = (string) $prefix;
+ return $this;
+ }
+
+ /**
+ * Retrieve prefix
+ *
+ * @return string
+ */
+ public function getPrefix()
+ {
+ return $this->_prefix;
+ }
+
+ /**
+ * Set postfix for __toString() serialization
+ *
+ * @param string $postfix
+ * @return Zend_View_Helper_Placeholder_Container
+ */
+ public function setPostfix($postfix)
+ {
+ $this->_postfix = (string) $postfix;
+ return $this;
+ }
+
+ /**
+ * Retrieve postfix
+ *
+ * @return string
+ */
+ public function getPostfix()
+ {
+ return $this->_postfix;
+ }
+
+ /**
+ * Set separator for __toString() serialization
+ *
+ * Used to implode elements in container
+ *
+ * @param string $separator
+ * @return Zend_View_Helper_Placeholder_Container
+ */
+ public function setSeparator($separator)
+ {
+ $this->_separator = (string) $separator;
+ return $this;
+ }
+
+ /**
+ * Retrieve separator
+ *
+ * @return string
+ */
+ public function getSeparator()
+ {
+ return $this->_separator;
+ }
+
+ /**
+ * Set the indentation string for __toString() serialization,
+ * optionally, if a number is passed, it will be the number of spaces
+ *
+ * @param string|int $indent
+ * @return Zend_View_Helper_Placeholder_Container_Abstract
+ */
+ public function setIndent($indent)
+ {
+ $this->_indent = $this->getWhitespace($indent);
+ return $this;
+ }
+
+ /**
+ * Retrieve indentation
+ *
+ * @return string
+ */
+ public function getIndent()
+ {
+ return $this->_indent;
+ }
+
+ /**
+ * Retrieve whitespace representation of $indent
+ *
+ * @param int|string $indent
+ * @return string
+ */
+ public function getWhitespace($indent)
+ {
+ if (is_int($indent)) {
+ $indent = str_repeat(' ', $indent);
+ }
+
+ return (string) $indent;
+ }
+
+ /**
+ * Start capturing content to push into placeholder
+ *
+ * @param int|string $type How to capture content into placeholder; append, prepend, or set
+ * @param null $key
+ * @throws Zend_View_Helper_Placeholder_Container_Exception
+ * @return void
+ */
+ public function captureStart($type = Zend_View_Helper_Placeholder_Container_Abstract::APPEND, $key = null)
+ {
+ if ($this->_captureLock) {
+ $e = new Zend_View_Helper_Placeholder_Container_Exception('Cannot nest placeholder captures for the same placeholder');
+ $e->setView($this->view);
+ throw $e;
+ }
+
+ $this->_captureLock = true;
+ $this->_captureType = $type;
+ if ((null !== $key) && is_scalar($key)) {
+ $this->_captureKey = (string) $key;
+ }
+ ob_start();
+ }
+
+ /**
+ * End content capture
+ *
+ * @return void
+ */
+ public function captureEnd()
+ {
+ $data = ob_get_clean();
+ $key = null;
+ $this->_captureLock = false;
+ if (null !== $this->_captureKey) {
+ $key = $this->_captureKey;
+ }
+ switch ($this->_captureType) {
+ case self::SET:
+ if (null !== $key) {
+ $this[$key] = $data;
+ } else {
+ $this->exchangeArray(array($data));
+ }
+ break;
+ case self::PREPEND:
+ if (null !== $key) {
+ $array = array($key => $data);
+ $values = $this->getArrayCopy();
+ $final = $array + $values;
+ $this->exchangeArray($final);
+ } else {
+ $this->prepend($data);
+ }
+ break;
+ case self::APPEND:
+ default:
+ if (null !== $key) {
+ if (empty($this[$key])) {
+ $this[$key] = $data;
+ } else {
+ $this[$key] .= $data;
+ }
+ } else {
+ $this[$this->nextIndex()] = $data;
+ }
+ break;
+ }
+ }
+
+ /**
+ * Get keys
+ *
+ * @return array
+ */
+ public function getKeys()
+ {
+ $array = $this->getArrayCopy();
+ return array_keys($array);
+ }
+
+ /**
+ * Next Index
+ *
+ * as defined by the PHP manual
+ * @return int
+ */
+ public function nextIndex()
+ {
+ $keys = $this->getKeys();
+ if (0 == count($keys)) {
+ return 0;
+ }
+
+ return $nextIndex = max($keys) + 1;
+ }
+
+ /**
+ * Render the placeholder
+ *
+ * @param null $indent
+ * @return string
+ */
+ public function toString($indent = null)
+ {
+ // Check items
+ if (0 === $this->count()) {
+ return '';
+ }
+
+ $indent = ($indent !== null)
+ ? $this->getWhitespace($indent)
+ : $this->getIndent();
+
+ $items = $this->getArrayCopy();
+ $return = $indent
+ . $this->getPrefix()
+ . implode($this->getSeparator(), $items)
+ . $this->getPostfix();
+ $return = preg_replace("/(\r\n?|\n)/", '$1' . $indent, $return);
+ return $return;
+ }
+
+ /**
+ * Serialize object to string
+ *
+ * @return string
+ */
+ public function __toString()
+ {
+ return $this->toString();
+ }
+}
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