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doctrine2/lib/Doctrine/Common/Util/Debug.php

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<?php
/*
* $Id$
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the LGPL. For more information, see
* <http://www.doctrine-project.org>.
*/
namespace Doctrine\Common\Util;
/**
* Static class containing most used debug methods.
*
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @link www.doctrine-project.org
* @since 2.0
* @version $Revision: 3938 $
* @author Guilherme Blanco <guilhermeblanco@hotmail.com>
* @author Jonathan Wage <jonwage@gmail.com>
* @author Roman Borschel <roman@code-factory.org>
* @author Giorgio Sironi <piccoloprincipeazzurro@gmail.com>
*/
final class Debug
{
/**
* Private constructor (prevents from instantiation)
*
*/
private function __construct() {}
/**
* Prints a dump of the public, protected and private properties of $var.
* To print a meaningful dump, whose depth is limited, requires xdebug
* php extension.
*
* @static
* @link http://xdebug.org/
* @param mixed $var
* @param integer $maxDepth Maximum nesting level for object properties
*/
public static function dump($var, $maxDepth = 2)
{
ini_set('html_errors', 'On');
if (extension_loaded('xdebug')) {
ini_set('xdebug.var_display_max_depth', $maxDepth);
}
$var = self::_dumpWithReflection($var, $maxDepth++);
ob_start();
var_dump($var);
$dump = ob_get_contents();
ob_end_clean();
echo strip_tags(html_entity_decode($dump));
ini_set('html_errors', 'Off');
}
private static function _dumpWithReflection($var, $maxDepth)
{
$return = null;
$isObj = is_object($var);
if ($isObj && in_array('Doctrine\Common\Collections\Collection', class_implements($var))) {
$var = $var->toArray();
}
if ($maxDepth) {
if (is_array($var)) {
$return = array();
foreach ($var as $k => $v) {
$return[$k] = self::_dumpWithReflection($v, $maxDepth - 1);
}
} else if ($isObj) {
$reflClass = new \ReflectionClass(get_class($var));
$return = new \stdclass();
$return->{'__CLASS__'} = get_class($var);
foreach ($reflClass->getProperties() as $reflProperty) {
$reflProperty->setAccessible(true);
$name = $reflProperty->getName();
$value = $reflProperty->getValue($var);
$return->$name = self::_dumpWithReflection($value, $maxDepth - 1);
}
} else {
$return = $var;
}
} else {
$return = is_object($var) ? get_class($var)
: (is_array($var) ? 'Array(' . count($var) . ')' : $var);
}
return $return;
}
}