mirror of
https://github.com/Combodo/iTop.git
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113 lines
2.8 KiB
PHP
113 lines
2.8 KiB
PHP
<?php
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// Copyright (C) 2010-2024 Combodo SAS
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//
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// This file is part of iTop.
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//
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// iTop is free software; you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// iTop is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with iTop. If not, see <http://www.gnu.org/licenses/>
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/**
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* Wrapper to execute the parser, lexical analyzer and normalization of an OQL query
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*
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* @copyright Copyright (C) 2010-2024 Combodo SAS
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* @license http://opensource.org/licenses/AGPL-3.0
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*/
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class OqlNormalizeException extends OQLException
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{
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public function __construct($sIssue, $sInput, OqlName $oName, $aExpecting = null)
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{
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parent::__construct($sIssue, $sInput, 0, $oName->GetPos(), $oName->GetValue(), $aExpecting);
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}
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}
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class UnknownClassOqlException extends OqlNormalizeException
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{
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public function __construct($sInput, OqlName $oName, $aExpecting = null)
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{
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parent::__construct('Unknown class', $sInput, $oName, $aExpecting);
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}
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public function GetUserFriendlyDescription()
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{
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$sWrongClass = $this->GetWrongWord();
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$sSuggest = self::FindClosestString($sWrongClass, $this->GetSuggestions());
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if ($sSuggest != '')
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{
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return Dict::Format('UI:OQL:UnknownClassAndFix', $sWrongClass, $sSuggest);
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}
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else
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{
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return Dict::Format('UI:OQL:UnknownClassNoFix', $sWrongClass);
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}
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}
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}
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class OqlInterpreterException extends OQLException
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{
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}
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class OqlInterpreter
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{
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public $m_sQuery;
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public function __construct($sQuery)
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{
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$this->m_sQuery = $sQuery;
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}
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// Note: this function is left public for unit test purposes
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public function Parse()
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{
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$oLexer = new OQLLexer($this->m_sQuery);
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$oParser = new OQLParser($this->m_sQuery);
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while($oLexer->yylex())
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{
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$oParser->doParse($oLexer->token, $oLexer->value, $oLexer->getTokenPos());
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}
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$res = $oParser->doFinish();
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return $res;
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}
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/**
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* @return \OqlObjectQuery|\OqlUnionQuery
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* @throws \OQLException
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*/
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public function ParseQuery()
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{
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$oRes = $this->Parse();
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if (!$oRes instanceof OqlQuery)
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{
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throw new OQLException('Expecting an OQL query', $this->m_sQuery, 0, 0, get_class($oRes));
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}
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return $oRes;
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}
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/**
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* @return Expression
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*/
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public function ParseExpression()
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{
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$oRes = $this->Parse();
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if (!$oRes instanceof Expression)
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{
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throw new OQLException('Expecting an OQL expression', $this->m_sQuery, 0, 0, get_class($oRes), array('Expression'));
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}
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return $oRes;
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}
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}
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