83 lines
3.2 KiB
PHP
83 lines
3.2 KiB
PHP
<?php
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/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; under version 2
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* of the License (non-upgradable).
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*
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* This program 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Copyright (c) 2002-2008 (original work) Public Research Centre Henri Tudor & University of Luxembourg (under the project TAO & TAO2);
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* 2008-2010 (update and modification) Deutsche Institut für Internationale Pädagogische Forschung (under the project TAO-TRANSFER);
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* 2009-2012 (update and modification) Public Research Centre Henri Tudor (under the project TAO-SUSTAIN & TAO-DEV);
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*
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*/
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?>
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<?php
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/**
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* A simple XML parser that is able to parse SQL files with Simple statements.
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* Please note that complex statements like Procedure or Functions are not
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* supported by this implementation.
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*
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* @author Jerome BOGAERTS <jerome.bogaerts@tudor.lu>
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* @package tao
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*/
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class tao_install_utils_SimpleSQLParser extends tao_install_utils_SQLParser
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{
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/**
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* Parses a SQL file containing simple statements.
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* @return void
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* @throws tao_install_utils_SQLParsingException
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*/
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public function parse()
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{
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$this->setStatements([]);
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//common file checks
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$file = $this->getFile();
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if (!file_exists($file)) {
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throw new tao_install_utils_SQLParsingException("SQL file '${file}' does not exist.");
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} elseif (!is_readable($file)) {
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throw new tao_install_utils_SQLParsingException("SQL file '${file}' is not readable.");
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} elseif (!preg_match("/\.sql$/", basename($file))) {
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throw new tao_install_utils_SQLParsingException("File '${file}' is not a valid SQL file. Extension '.sql' not found.");
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}
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if ($handler = fopen($file, "r")) {
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//parse file and get only usefull lines
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$ch = "";
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while (!feof($handler)) {
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$line = utf8_decode(fgets($handler));
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if (isset($line[0]) && ($line[0] != '#') && ($line[0] != '-')) {
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$ch = $ch . $line;
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}
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}
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//explode and execute
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$requests = explode(";", $ch);
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try {
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foreach ($requests as $index => $request) {
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$requestTrim = trim($request);
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if (!empty($requestTrim)) {
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$this->addStatement($request);
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}
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}
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} catch (Exception $e) {
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throw new tao_install_utils_SQLParsingException("Error executing query #$index : $request . " . $e->getMessage());
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}
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fclose($handler);
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}
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}
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}
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