--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/Pdf/Element/Object.php Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,284 @@
+<?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_Pdf
+ * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license http://framework.zend.com/license/new-bsd New BSD License
+ * @version $Id: Object.php 22844 2010-08-16 15:38:53Z alexander $
+ */
+
+
+/** Zend_Pdf_Element */
+require_once 'Zend/Pdf/Element.php';
+
+
+/**
+ * PDF file 'indirect object' element implementation
+ *
+ * @category Zend
+ * @package Zend_Pdf
+ * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license http://framework.zend.com/license/new-bsd New BSD License
+ */
+class Zend_Pdf_Element_Object extends Zend_Pdf_Element
+{
+ /**
+ * Object value
+ *
+ * @var Zend_Pdf_Element
+ */
+ protected $_value;
+
+ /**
+ * Object number within PDF file
+ *
+ * @var integer
+ */
+ protected $_objNum;
+
+ /**
+ * Generation number
+ *
+ * @var integer
+ */
+ protected $_genNum;
+
+ /**
+ * Reference to the factory.
+ *
+ * @var Zend_Pdf_ElementFactory
+ */
+ protected $_factory;
+
+ /**
+ * Object constructor
+ *
+ * @param Zend_Pdf_Element $val
+ * @param integer $objNum
+ * @param integer $genNum
+ * @param Zend_Pdf_ElementFactory $factory
+ * @throws Zend_Pdf_Exception
+ */
+ public function __construct(Zend_Pdf_Element $val, $objNum, $genNum, Zend_Pdf_ElementFactory $factory)
+ {
+ if ($val instanceof self) {
+ require_once 'Zend/Pdf/Exception.php';
+ throw new Zend_Pdf_Exception('Object number must not be an instance of Zend_Pdf_Element_Object.');
+ }
+
+ if ( !(is_integer($objNum) && $objNum > 0) ) {
+ require_once 'Zend/Pdf/Exception.php';
+ throw new Zend_Pdf_Exception('Object number must be positive integer.');
+ }
+
+ if ( !(is_integer($genNum) && $genNum >= 0) ) {
+ require_once 'Zend/Pdf/Exception.php';
+ throw new Zend_Pdf_Exception('Generation number must be non-negative integer.');
+ }
+
+ $this->_value = $val;
+ $this->_objNum = $objNum;
+ $this->_genNum = $genNum;
+ $this->_factory = $factory;
+
+ $this->setParentObject($this);
+
+ $factory->registerObject($this, $objNum . ' ' . $genNum);
+ }
+
+
+ /**
+ * Check, that object is generated by specified factory
+ *
+ * @return Zend_Pdf_ElementFactory
+ */
+ public function getFactory()
+ {
+ return $this->_factory;
+ }
+
+ /**
+ * Return type of the element.
+ *
+ * @return integer
+ */
+ public function getType()
+ {
+ return $this->_value->getType();
+ }
+
+
+ /**
+ * Get object number
+ *
+ * @return integer
+ */
+ public function getObjNum()
+ {
+ return $this->_objNum;
+ }
+
+
+ /**
+ * Get generation number
+ *
+ * @return integer
+ */
+ public function getGenNum()
+ {
+ return $this->_genNum;
+ }
+
+
+ /**
+ * Return reference to the object
+ *
+ * @param Zend_Pdf_Factory $factory
+ * @return string
+ */
+ public function toString($factory = null)
+ {
+ if ($factory === null) {
+ $shift = 0;
+ } else {
+ $shift = $factory->getEnumerationShift($this->_factory);
+ }
+
+ return $this->_objNum + $shift . ' ' . $this->_genNum . ' R';
+ }
+
+
+ /**
+ * Dump object to a string to save within PDF file.
+ *
+ * $factory parameter defines operation context.
+ *
+ * @param Zend_Pdf_ElementFactory $factory
+ * @return string
+ */
+ public function dump(Zend_Pdf_ElementFactory $factory)
+ {
+ $shift = $factory->getEnumerationShift($this->_factory);
+
+ return $this->_objNum + $shift . " " . $this->_genNum . " obj \n"
+ . $this->_value->toString($factory) . "\n"
+ . "endobj\n";
+ }
+
+ /**
+ * Get handler
+ *
+ * @param string $property
+ * @return mixed
+ */
+ public function __get($property)
+ {
+ return $this->_value->$property;
+ }
+
+ /**
+ * Set handler
+ *
+ * @param string $property
+ * @param mixed $value
+ */
+ public function __set($property, $value)
+ {
+ $this->_value->$property = $value;
+ }
+
+ /**
+ * Call handler
+ *
+ * @param string $method
+ * @param array $args
+ * @return mixed
+ */
+ public function __call($method, $args)
+ {
+ return call_user_func_array(array($this->_value, $method), $args);
+ }
+
+ /**
+ * Detach PDF object from the factory (if applicable), clone it and attach to new factory.
+ *
+ * @param Zend_Pdf_ElementFactory $factory The factory to attach
+ * @param array &$processed List of already processed indirect objects, used to avoid objects duplication
+ * @param integer $mode Cloning mode (defines filter for objects cloning)
+ * @returns Zend_Pdf_Element
+ */
+ public function makeClone(Zend_Pdf_ElementFactory $factory, array &$processed, $mode)
+ {
+ $id = spl_object_hash($this);
+ if (isset($processed[$id])) {
+ // Do nothing if object is already processed
+ // return it
+ return $processed[$id];
+ }
+
+ // Create obect with null value and register it in $processed container
+ $processed[$id] = $clonedObject = $factory->newObject(new Zend_Pdf_Element_Null());
+
+ // Pecursively process actual data
+ $clonedObject->_value = $this->_value->makeClone($factory, $processed, $mode);
+
+ if ($clonedObject->_value instanceof Zend_Pdf_Element_Null) {
+ // Do not store null objects within $processed container since it may be filtered
+ // by $mode parameter but used in some future pass
+ unset($processed[$id]);
+
+ // Return direct null object
+ return $clonedObject->_value;
+ }
+
+ return $clonedObject;
+ }
+
+ /**
+ * Mark object as modified, to include it into new PDF file segment
+ */
+ public function touch()
+ {
+ $this->_factory->markAsModified($this);
+ }
+
+ /**
+ * Return object, which can be used to identify object and its references identity
+ *
+ * @return Zend_Pdf_Element_Object
+ */
+ public function getObject()
+ {
+ return $this;
+ }
+
+ /**
+ * Clean up resources, used by object
+ */
+ public function cleanUp()
+ {
+ $this->_value = null;
+ }
+
+ /**
+ * Convert PDF element to PHP type.
+ *
+ * @return mixed
+ */
+ public function toPhp()
+ {
+ return $this->_value->toPhp();
+ }
+}