88 lines
2.8 KiB
PHP
88 lines
2.8 KiB
PHP
<?php
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/*
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* $Id$
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information, see
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* <http://www.doctrine-project.org>.
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*/
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namespace Doctrine\ORM\Query\AST;
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/**
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* Abstract class of an AST node
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*
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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* @link www.doctrine-project.org
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* @since 2.0
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* @version $Revision: 3938 $
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* @author Guilherme Blanco <guilhermeblanco@hotmail.com>
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* @author Jonathan Wage <jonwage@gmail.com>
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* @author Roman Borschel <roman@code-factory.org>
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*/
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abstract class Node
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{
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abstract public function dispatch($sqlWalker);
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/**
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* Dumps the AST Node into a string representation for information purpose only
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*
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* @return string
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*/
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public function __toString()
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{
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return $this->dump($this);
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}
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public function dump($obj)
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{
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static $ident = 0;
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$str = '';
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if ($obj instanceof Node) {
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$str .= get_class($obj) . '(' . PHP_EOL;
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$props = get_object_vars($obj);
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foreach ($props as $name => $prop) {
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$ident += 4;
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$str .= str_repeat(' ', $ident) . '"' . $name . '": '
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. $this->dump($prop) . ',' . PHP_EOL;
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$ident -= 4;
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}
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$str .= str_repeat(' ', $ident) . ')';
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} else if (is_array($obj)) {
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$ident += 4;
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$str .= 'array(';
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$some = false;
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foreach ($obj as $k => $v) {
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$str .= PHP_EOL . str_repeat(' ', $ident) . '"'
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. $k . '" => ' . $this->dump($v) . ',';
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$some = true;
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}
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$ident -= 4;
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$str .= ($some ? PHP_EOL . str_repeat(' ', $ident) : '') . ')';
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} else if (is_object($obj)) {
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$str .= 'instanceof(' . get_class($obj) . ')';
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} else {
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$str .= var_export($obj, true);
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}
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return $str;
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}
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} |