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https://github.com/atlanticbiomedical/portal-legacy.git
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initial commit
This commit is contained in:
Chris Sewell
293
lib/symfony/vendor/creole/drivers/mysqli/MySQLiConnection.php
vendored
Executable file
293
lib/symfony/vendor/creole/drivers/mysqli/MySQLiConnection.php
vendored
Executable file
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<?php
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/*
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* $Id: MySQLiConnection.php,v 1.7 2004/09/18 09:29:22 sb Exp $
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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 please see
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* <http://creole.phpdb.org>.
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*/
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require_once 'creole/Connection.php';
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require_once 'creole/common/ConnectionCommon.php';
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include_once 'creole/drivers/mysqli/MySQLiResultSet.php';
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/**
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* MySQLi implementation of Connection.
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*
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*
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* @author Sebastian Bergmann <sb@sebastian-bergmann.de>
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* @version $Revision: 1.7 $
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* @package creole.drivers.mysqli
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*/
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class MySQLiConnection extends ConnectionCommon implements Connection {
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/** Current database (used in mysqli_select_db()). */
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private $database;
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/**
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* Connect to a database and log in as the specified user.
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*
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* @param $dsn the data source name (see DB::parseDSN for syntax)
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* @param $flags Any conneciton flags.
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* @access public
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* @throws SQLException
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* @return void
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*/
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public function connect($dsninfo, $flags = 0)
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{
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if (!extension_loaded('mysqli')) {
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throw new SQLException('mysqli extension not loaded');
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}
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$this->dsn = $dsninfo;
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$this->flags = $flags;
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$dbhost = null;
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if (isset($dsninfo['protocol']) && $dsninfo['protocol'] == 'unix') {
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$dbhost = ':' . $dsninfo['socket'];
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} else {
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$dbhost = $dsninfo['hostspec'] ? $dsninfo['hostspec'] : 'localhost';
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if (!empty($dsninfo['port'])) {
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$dbhost .= ':' . $dsninfo['port'];
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}
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}
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$host = !empty($dsninfo['hostspec']) ? $dsninfo['hostspec'] : null;
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$user = !empty($dsninfo['username']) ? $dsninfo['username'] : null;
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$pw = !empty($dsninfo['password']) ? $dsninfo['password'] : null;
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$port = !empty($dsninfo['port']) ? $dsninfo['port'] : null;
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$socket = !empty($dsninfo['socket']) ? $dsninfo['socket'] : null;
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$database = !empty($dsninfo['database']) ? $dsninfo['database'] : null;
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$encoding = !empty($dsninfo['encoding']) ? $dsninfo['encoding'] : null;
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@ini_set('track_errors', true);
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$conn = mysqli_connect($host, $user, $pw, $database, $port, $socket);
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@ini_restore('track_errors');
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if (empty($conn)) {
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if (($err = @mysqli_error()) != '') {
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throw new SQLException("connect failed", $err);
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} elseif (empty($php_errormsg)) {
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throw new SQLException("connect failed");
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} else {
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throw new SQLException("connect failed", $php_errormsg);
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}
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}
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if ($dsninfo['database']) {
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if (!@mysqli_select_db($conn, $dsninfo['database'])) {
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switch(mysqli_errno($conn)) {
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case 1049:
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$exc = new SQLException("no such database", mysqli_error($conn));
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break;
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case 1044:
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$exc = new SQLException("access violation", mysqli_error($conn));
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break;
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default:
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$exc = new SQLException("cannot select database", mysqli_error($conn));
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}
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throw $exc;
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}
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// fix to allow calls to different databases in the same script
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$this->database = $dsninfo['database'];
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}
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$this->dblink = $conn;
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if ($encoding) {
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$this->executeUpdate("SET NAMES " . $encoding);
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}
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}
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/**
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* @see Connection::getDatabaseInfo()
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*/
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public function getDatabaseInfo()
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{
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require_once 'creole/drivers/mysqli/metadata/MySQLiDatabaseInfo.php';
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return new MySQLiDatabaseInfo($this);
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}
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/**
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* @see Connection::getIdGenerator()
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*/
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public function getIdGenerator()
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{
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require_once 'creole/drivers/mysqli/MySQLiIdGenerator.php';
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return new MySQLiIdGenerator($this);
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}
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/**
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* @see Connection::prepareStatement()
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*/
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public function prepareStatement($sql)
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{
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require_once 'creole/drivers/mysqli/MySQLiPreparedStatement.php';
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return new MySQLiPreparedStatement($this, $sql);
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}
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/**
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* @see Connection::prepareCall()
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*/
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public function prepareCall($sql) {
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throw new SQLException('MySQL does not support stored procedures.');
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}
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/**
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* @see Connection::createStatement()
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*/
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public function createStatement()
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{
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require_once 'creole/drivers/mysqli/MySQLiStatement.php';
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return new MySQLiStatement($this);
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}
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/**
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* @see Connection::disconnect()
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*/
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public function close()
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{
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$ret = mysqli_close($this->dblink);
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$this->dblink = null;
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return $ret;
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}
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/**
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* @see Connection::applyLimit()
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*/
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public function applyLimit(&$sql, $offset, $limit)
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{
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if ( $limit > 0 ) {
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$sql .= " LIMIT " . ($offset > 0 ? $offset . ", " : "") . $limit;
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} else if ( $offset > 0 ) {
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$sql .= " LIMIT " . $offset . ", 18446744073709551615";
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}
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}
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/**
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* @see Connection::executeQuery()
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*/
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public function executeQuery($sql, $fetchmode = null)
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{
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$this->lastQuery = $sql;
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if ($this->database) {
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if (!@mysqli_select_db($this->dblink, $this->database)) {
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throw new SQLException('No database selected', mysqli_error($this->dblink));
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}
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}
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$result = @mysqli_query($this->dblink, $sql);
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if (!$result) {
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throw new SQLException('Could not execute query', mysqli_error($this->dblink), $sql);
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}
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return new MySQLiResultSet($this, $result, $fetchmode);
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}
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/**
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* @see Connection::executeUpdate()
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*/
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public function executeUpdate($sql)
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{
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$this->lastQuery = $sql;
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if ($this->database) {
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if (!@mysqli_select_db($this->dblink, $this->database)) {
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throw new SQLException('No database selected', mysqli_error($this->dblink));
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}
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}
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$result = @mysqli_query($this->dblink, $sql);
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if (!$result) {
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throw new SQLException('Could not execute update', mysqli_error($this->dblink), $sql);
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}
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return (int) mysqli_affected_rows($this->dblink);
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}
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/**
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* Start a database transaction.
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* @throws SQLException
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* @return void
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*/
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protected function beginTrans()
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{
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if (!mysqli_autocommit($this->dblink, FALSE)) {
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throw new SQLException('Could not begin transaction', mysqli_error($this->dblink));
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}
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}
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/**
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* Commit the current transaction.
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* @throws SQLException
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* @return void
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*/
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protected function commitTrans()
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{
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if ($this->database) {
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if (!@mysqli_select_db($this->dblink, $this->database)) {
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throw new SQLException('No database selected', mysqli_error($this->dblink));
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}
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}
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if (!mysqli_commit($this->dblink)) {
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throw new SQLException('Can not commit transaction', mysqli_error($this->dblink));
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}
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mysqli_autocommit($this->dblink, TRUE);
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}
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/**
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* Roll back (undo) the current transaction.
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* @throws SQLException
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* @return void
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*/
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protected function rollbackTrans()
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{
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if ($this->database) {
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if (!@mysqli_select_db($this->dblink, $this->database)) {
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throw new SQLException('No database selected', mysqli_error($this->dblink));
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}
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}
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if (!mysqli_rollback($this->dblink)) {
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throw new SQLException('Could not rollback transaction', mysqli_error($this->dblink));
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}
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mysqli_autocommit($this->dblink, TRUE);
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}
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/**
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* Gets the number of rows affected by the data manipulation
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* query.
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*
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* @return int Number of rows affected by the last query.
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*/
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public function getUpdateCount()
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{
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return (int) @mysqli_affected_rows($this->dblink);
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}
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}
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