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/home/phakp/public_html/erp/includes/symfony/var-dumper/Cloner

File/Folder	Size	Actions
AbstractCloner.php	13.1 KB
ClonerInterface.php	548 B
Cursor.php	964 B
Data.php	7.25 KB
DumperInterface.php	1.86 KB
Stub.php	862 B
VarCloner.php	9.7 KB

Edit: Data.php

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\VarDumper\Cloner;

use Symfony\Component\VarDumper\Caster\Caster;

/**
 * @author Nicolas Grekas <p@tchwork.com>
 */
class Data
{
	private $data;
	private $position = 0;
	private $key = 0;
	private $maxDepth = 20;
	private $maxItemsPerDepth = -1;
	private $useRefHandles = -1;

/**
	 * @param array $data A array as returned by ClonerInterface::cloneVar()
	 */
	public function __construct(array $data)
	{
		$this->data = $data;
	}

/**
	 * @return array The raw data structure
	 */
	public function getRawData()
	{
		return $this->data;
	}

/**
	 * Returns a depth limited clone of $this.
	 *
	 * @param int $maxDepth The max dumped depth level
	 *
	 * @return self A clone of $this
	 */
	public function withMaxDepth($maxDepth)
	{
		$data = clone $this;
		$data->maxDepth = (int) $maxDepth;

return $data;
	}

/**
	 * Limits the number of elements per depth level.
	 *
	 * @param int $maxItemsPerDepth The max number of items dumped per depth level
	 *
	 * @return self A clone of $this
	 */
	public function withMaxItemsPerDepth($maxItemsPerDepth)
	{
		$data = clone $this;
		$data->maxItemsPerDepth = (int) $maxItemsPerDepth;

return $data;
	}

/**
	 * Enables/disables objects' identifiers tracking.
	 *
	 * @param bool $useRefHandles False to hide global ref. handles
	 *
	 * @return self A clone of $this
	 */
	public function withRefHandles($useRefHandles)
	{
		$data = clone $this;
		$data->useRefHandles = $useRefHandles ? -1 : 0;

return $data;
	}

/**
	 * Seeks to a specific key in nested data structures.
	 *
	 * @param string|int $key The key to seek to
	 *
	 * @return self|null A clone of $this of null if the key is not set
	 */
	public function seek($key)
	{
		$item = $this->data[$this->position][$this->key];

if (!$item instanceof Stub || !$item->position) {
			return;
		}
		$keys = array($key);

switch ($item->type) {
			case Stub::TYPE_OBJECT:
				$keys[] = Caster::PREFIX_DYNAMIC.$key;
				$keys[] = Caster::PREFIX_PROTECTED.$key;
				$keys[] = Caster::PREFIX_VIRTUAL.$key;
				$keys[] = "\0$item->class\0$key";
			case Stub::TYPE_ARRAY:
			case Stub::TYPE_RESOURCE:
				break;
			default:
				return;
		}

$data = null;
		$children = $this->data[$item->position];

foreach ($keys as $key) {
			if (isset($children[$key]) || array_key_exists($key, $children)) {
				$data = clone $this;
				$data->key = $key;
				$data->position = $item->position;
				break;
			}
		}

return $data;
	}

/**
	 * Dumps data with a DumperInterface dumper.
	 */
	public function dump(DumperInterface $dumper)
	{
		$refs = array(0);
		$this->dumpItem($dumper, new Cursor(), $refs, $this->data[$this->position][$this->key]);
	}

/**
	 * Depth-first dumping of items.
	 *
	 * @param DumperInterface $dumper The dumper being used for dumping
	 * @param Cursor          $cursor A cursor used for tracking dumper state position
	 * @param array           &$refs  A map of all references discovered while dumping
	 * @param mixed           $item   A Stub object or the original value being dumped
	 */
	private function dumpItem($dumper, $cursor, &$refs, $item)
	{
		$cursor->refIndex = 0;
		$cursor->softRefTo = $cursor->softRefHandle = $cursor->softRefCount = 0;
		$cursor->hardRefTo = $cursor->hardRefHandle = $cursor->hardRefCount = 0;
		$firstSeen = true;

if (!$item instanceof Stub) {
			$cursor->attr = array();
			$type = gettype($item);
		} elseif (Stub::TYPE_REF === $item->type) {
			if ($item->handle) {
				if (!isset($refs[$r = $item->handle - (PHP_INT_MAX >> 1)])) {
					$cursor->refIndex = $refs[$r] = $cursor->refIndex ?: ++$refs[0];
				} else {
					$firstSeen = false;
				}
				$cursor->hardRefTo = $refs[$r];
				$cursor->hardRefHandle = $this->useRefHandles & $item->handle;
				$cursor->hardRefCount = $item->refCount;
			}
			$cursor->attr = $item->attr;
			$type = $item->class ?: gettype($item->value);
			$item = $item->value;
		}
		if ($item instanceof Stub) {
			if ($item->refCount) {
				if (!isset($refs[$r = $item->handle])) {
					$cursor->refIndex = $refs[$r] = $cursor->refIndex ?: ++$refs[0];
				} else {
					$firstSeen = false;
				}
				$cursor->softRefTo = $refs[$r];
			}
			$cursor->softRefHandle = $this->useRefHandles & $item->handle;
			$cursor->softRefCount = $item->refCount;
			$cursor->attr = $item->attr;
			$cut = $item->cut;

if ($item->position && $firstSeen) {
				$children = $this->data[$item->position];

if ($cursor->stop) {
					if ($cut >= 0) {
						$cut += count($children);
					}
					$children = array();
				}
			} else {
				$children = array();
			}
			switch ($item->type) {
				case Stub::TYPE_STRING:
					$dumper->dumpString($cursor, $item->value, Stub::STRING_BINARY === $item->class, $cut);
					break;

case Stub::TYPE_ARRAY:
					$item = clone $item;
					$item->type = $item->class;
					$item->class = $item->value;
					// No break;
				case Stub::TYPE_OBJECT:
				case Stub::TYPE_RESOURCE:
					$withChildren = $children && $cursor->depth !== $this->maxDepth && $this->maxItemsPerDepth;
					$dumper->enterHash($cursor, $item->type, $item->class, $withChildren);
					if ($withChildren) {
						$cut = $this->dumpChildren($dumper, $cursor, $refs, $children, $cut, $item->type, null !== $item->class);
					} elseif ($children && 0 <= $cut) {
						$cut += count($children);
					}
					$dumper->leaveHash($cursor, $item->type, $item->class, $withChildren, $cut);
					break;

default:
					throw new \RuntimeException(sprintf('Unexpected Stub type: %s', $item->type));
			}
		} elseif ('array' === $type) {
			$dumper->enterHash($cursor, Cursor::HASH_INDEXED, 0, false);
			$dumper->leaveHash($cursor, Cursor::HASH_INDEXED, 0, false, 0);
		} elseif ('string' === $type) {
			$dumper->dumpString($cursor, $item, false, 0);
		} else {
			$dumper->dumpScalar($cursor, $type, $item);
		}
	}

/**
	 * Dumps children of hash structures.
	 *
	 * @param DumperInterface $dumper
	 * @param Cursor          $parentCursor The cursor of the parent hash
	 * @param array           &$refs        A map of all references discovered while dumping
	 * @param array           $children     The children to dump
	 * @param int             $hashCut      The number of items removed from the original hash
	 * @param string          $hashType     A Cursor::HASH_* const
	 * @param bool            $dumpKeys     Whether keys should be dumped or not
	 *
	 * @return int The final number of removed items
	 */
	private function dumpChildren($dumper, $parentCursor, &$refs, $children, $hashCut, $hashType, $dumpKeys)
	{
		$cursor = clone $parentCursor;
		++$cursor->depth;
		$cursor->hashType = $hashType;
		$cursor->hashIndex = 0;
		$cursor->hashLength = count($children);
		$cursor->hashCut = $hashCut;
		foreach ($children as $key => $child) {
			$cursor->hashKeyIsBinary = isset($key[0]) && !preg_match('//u', $key);
			$cursor->hashKey = $dumpKeys ? $key : null;
			$this->dumpItem($dumper, $cursor, $refs, $child);
			if (++$cursor->hashIndex === $this->maxItemsPerDepth || $cursor->stop) {
				$parentCursor->stop = true;

return $hashCut >= 0 ? $hashCut + $cursor->hashLength - $cursor->hashIndex : $hashCut;
			}
		}

return $hashCut;
	}
}