79 lines
2.8 KiB
PHP
79 lines
2.8 KiB
PHP
<?php
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/**
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* ValuesProcessor.php
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*
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* This file implements the processor for the VALUES statements.
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*
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* Copyright (c) 2010-2012, Justin Swanhart
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* with contributions by André Rothe <arothe@phosco.info, phosco@gmx.de>
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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* SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*/
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require_once(dirname(__FILE__) . '/../utils/ExpressionType.php');
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require_once(dirname(__FILE__) . '/RecordProcessor.php');
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require_once(dirname(__FILE__) . '/AbstractProcessor.php');
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/**
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*
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* This class processes the VALUES statements.
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*
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* @author arothe
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*
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*/
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class ValuesProcessor extends AbstractProcessor {
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private $recordProcessor;
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public function __construct() {
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$this->recordProcessor = new RecordProcessor();
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}
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public function process($tokens) {
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$unparsed = "";
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foreach ($tokens['VALUES'] as $k => $v) {
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if ($this->isWhitespaceToken($v)) {
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continue;
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}
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$unparsed .= $v;
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}
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$values = $this->splitSQLIntoTokens($unparsed);
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$parsed = array();
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foreach ($values as $k => $v) {
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if ($this->isCommaToken($v)) {
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unset($values[$k]);
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} else {
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$processor = new RecordProcessor();
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$values[$k] = array('expr_type' => ExpressionType::RECORD, 'base_expr' => $v,
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'data' => $this->recordProcessor->process($v));
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}
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}
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$tokens['VALUES'] = array_values($values);
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return $tokens;
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}
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}
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?>
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