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<?php |
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/** |
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* XOOPS form element |
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* |
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* You may not change or alter any portion of this comment or credits |
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* of supporting developers from this source code or any supporting source code |
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* which is considered copyrighted (c) material of the original comment or credit authors. |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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* |
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* @copyright (c) 2000-2017 XOOPS Project (www.xoops.org) |
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* @license GNU GPL 2 (https://www.gnu.org/licenses/gpl-2.0.html) |
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* @package kernel |
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* @subpackage form |
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* @since 2.0.0 |
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* @author Kazumi Ono (AKA onokazu) http://www.myweb.ne.jp/, http://jp.xoops.org/ |
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*/ |
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defined('XOOPS_ROOT_PATH') || exit('Restricted access'); |
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/** |
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* A group of form elements |
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*/ |
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class XoopsFormElementTray extends XoopsFormElement |
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{ |
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const ORIENTATION_HORIZONTAL = 'horizontal'; |
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const ORIENTATION_VERTICAL = 'vertical'; |
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/** |
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* array of form element objects |
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* |
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* @var array |
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* @access private |
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*/ |
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private $_elements = array(); |
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/** |
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* required elements |
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* |
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* @var array |
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*/ |
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public $_required = array(); |
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protected $orientation; |
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/** |
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* HTML to seperate the elements |
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* |
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* @var string |
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* @access private |
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*/ |
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private $_delimeter; |
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/** |
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* constructor |
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* |
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* @param string $caption Caption for the group. |
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* @param string $delimeter HTML to separate the elements |
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* @param string $name |
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* |
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*/ |
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public function __construct($caption, $delimeter = ' ', $name = '') |
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{ |
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$this->setName($name); |
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$this->setCaption($caption); |
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$this->_delimeter = $delimeter; |
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} |
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/** |
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* Is this element a container of other elements? |
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* |
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* @return bool true |
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*/ |
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public function isContainer() |
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{ |
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return true; |
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} |
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/** |
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* Find out if there are required elements. |
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* |
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* @return bool |
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*/ |
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public function isRequired() |
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{ |
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return !empty($this->_required); |
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} |
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/** |
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* Add an element to the group |
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* |
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* @param XoopsFormElement $formElement {@link XoopsFormElement} to add |
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* @param bool $required |
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* |
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*/ |
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public function addElement(XoopsFormElement $formElement, $required = false) |
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{ |
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$this->_elements[] = $formElement; |
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if (!$formElement->isContainer()) { |
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if ($required) { |
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$formElement->_required = true; |
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$this->_required[] = $formElement; |
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} |
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} else { |
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$required_elements = $formElement->getRequired(); |
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$count = count($required_elements); |
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for ($i = 0; $i < $count; ++$i) { |
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$this->_required[] = &$required_elements[$i]; |
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} |
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} |
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} |
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/** |
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* get an array of "required" form elements |
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* |
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* @return array array of {@link XoopsFormElement}s |
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*/ |
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public function &getRequired() |
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{ |
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return $this->_required; |
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} |
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/** |
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* Get an array of the elements in this group |
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* |
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* @param bool $recurse get elements recursively? |
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* @return XoopsFormElement[] Array of {@link XoopsFormElement} objects. |
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*/ |
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public function &getElements($recurse = false) |
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{ |
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if (!$recurse) { |
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return $this->_elements; |
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} else { |
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$ret = array(); |
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$count = count($this->_elements); |
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for ($i = 0; $i < $count; ++$i) { |
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if (!$this->_elements[$i]->isContainer()) { |
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$ret[] = &$this->_elements[$i]; |
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} else { |
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$elements = &$this->_elements[$i]->getElements(true); |
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$count2 = count($elements); |
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for ($j = 0; $j < $count2; ++$j) { |
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$ret[] = &$elements[$j]; |
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} |
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unset($elements); |
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} |
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} |
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return $ret; |
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} |
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} |
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/** |
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* Get the delimiter of this group |
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* |
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* @param bool $encode To sanitizer the text? |
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* @return string The delimiter |
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*/ |
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public function getDelimeter($encode = false) |
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{ |
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return $encode ? htmlspecialchars(str_replace(' ', ' ', $this->_delimeter)) : $this->_delimeter; |
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} |
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/** |
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* setOrientation() communicate to renderer the expected tray orientation |
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* \XoopsFormElementTray::ORIENTATION_HORIZONTAL for across |
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* \XoopsFormElementTray::ORIENTATION_VERTICAL for up and down |
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* |
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* If not set explicitly, a default value will be assigned on getOrientation() |
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* |
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* @param string $direction ORIENTATION constant |
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*/ |
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public function setOrientation($direction) |
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{ |
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if ($direction !== self::ORIENTATION_VERTICAL) { |
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$direction = self::ORIENTATION_HORIZONTAL; |
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} |
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$this->orientation = $direction; |
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} |
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/** |
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* getOrientation() return the expected tray orientation |
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* |
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* The value will be assigned a default value if not previously set. |
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* |
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* The default logic considers the presence of an html br tag in _delimeter |
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* as implying ORIENTATION_VERTICAL for bc |
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* |
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* @return string either \XoopsFormElementTray::ORIENTATION_HORIZONTAL |
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* or \XoopsFormElementTray::ORIENTATION_VERTICAL\ |
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*/ |
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public function getOrientation() |
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{ |
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if (!isset($this->orientation)) { |
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if(false !== stripos($this->_delimeter, '<br')) { |
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$this->orientation = self::ORIENTATION_VERTICAL; |
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// strip tag as renderer should supply the relevant html |
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} else { |
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$this->orientation = self::ORIENTATION_HORIZONTAL; |
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} |
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} |
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$this->_delimeter = preg_replace('#<br ?\/?>#i', '', $this->_delimeter); |
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return $this->orientation; |
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} |
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/** |
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* prepare HTML to output this group |
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* |
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* @return string HTML output |
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*/ |
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public function render() |
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{ |
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return XoopsFormRenderer::getInstance()->get()->renderFormElementTray($this); |
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} |
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} |
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