/usr/share/php/Horde/Db/Adapter/Mysql.php is in php-horde-db 2.3.4-1.
This file is owned by root:root, with mode 0o644.
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/**
* Copyright 2007 Maintainable Software, LLC
* Copyright 2006-2016 Horde LLC (http://www.horde.org/)
*
* @author Mike Naberezny <mike@maintainable.com>
* @author Derek DeVries <derek@maintainable.com>
* @author Chuck Hagenbuch <chuck@horde.org>
* @license http://www.horde.org/licenses/bsd
* @category Horde
* @package Db
* @subpackage Adapter
*/
/**
* MySQL Horde_Db_Adapter
*
* @author Mike Naberezny <mike@maintainable.com>
* @author Derek DeVries <derek@maintainable.com>
* @author Chuck Hagenbuch <chuck@horde.org>
* @license http://www.horde.org/licenses/bsd
* @category Horde
* @package Db
* @subpackage Adapter
*/
class Horde_Db_Adapter_Mysql extends Horde_Db_Adapter_Base
{
/**
* Last auto-generated insert_id
* @var integer
*/
protected $_insertId;
/**
* @var string
*/
protected $_schemaClass = 'Horde_Db_Adapter_Mysql_Schema';
/*##########################################################################
# Public
##########################################################################*/
/**
* Returns the human-readable name of the adapter. Use mixed case - one
* can always use downcase if needed.
*
* @return string
*/
public function adapterName()
{
return 'MySQL';
}
/**
* Does this adapter support migrations? Backend specific, as the
* abstract adapter always returns +false+.
*
* @return boolean
*/
public function supportsMigrations()
{
return true;
}
/*##########################################################################
# Connection Management
##########################################################################*/
/**
* Connect to the db
*/
public function connect()
{
if ($this->_active) {
return;
}
$config = $this->_parseConfig();
$oldTrackErrors = ini_set('track_errors', 1);
$mysql = @mysql_connect($config['host'], $config['username'], $config['password']);
ini_set('track_errors', $oldTrackErrors);
if (!$mysql) {
throw new Horde_Db_Exception('Connect failed: ' . $php_errormsg);
}
if (!mysql_select_db($config['dbname'])) {
throw new Horde_Db_Exception('Could not select database: ' . $config['dbname']);
}
$this->_connection = $mysql;
$this->_active = true;
// Set the default charset. http://dev.mysql.com/doc/refman/5.1/en/charset-connection.html
if (!empty($config['charset'])) {
$this->setCharset($config['charset']);
}
}
/**
* Disconnect from db
*/
public function disconnect()
{
if ($this->_connection) {
@mysql_close($this->_connection);
}
parent::disconnect();
}
/**
* Check if the connection is active
*
* @return boolean
*/
public function isActive()
{
return isset($this->_connection) && @mysql_ping($this->_connection);
}
/*##########################################################################
# Quoting
##########################################################################*/
/**
* Quotes a string, escaping any ' (single quote) and \ (backslash)
* characters..
*
* @param string $string
* @return string
*/
public function quoteString($string)
{
return "'" . mysql_real_escape_string($string, $this->_connection) . "'";
}
/*##########################################################################
# Database Statements
##########################################################################*/
/**
* Returns an array of records with the column names as keys, and
* column values as values.
*
* @param string $sql
* @param mixed $arg1 Either an array of bound parameters or a query name.
* @param string $arg2 If $arg1 contains bound parameters, the query name.
* @return Horde_Db_Adapter_Mysql_Result
*/
public function select($sql, $arg1 = null, $arg2 = null)
{
return new Horde_Db_Adapter_Mysql_Result($this, $sql, $arg1, $arg2);
}
/**
* Returns an array of record hashes with the column names as keys and
* column values as values.
*
* @param string $sql
* @param mixed $arg1 Either an array of bound parameters or a query name.
* @param string $arg2 If $arg1 contains bound parameters, the query name.
*/
public function selectAll($sql, $arg1 = null, $arg2 = null)
{
$result = $this->execute($sql, $arg1, $arg2);
$rows = array();
if ($result) {
while ($row = mysql_fetch_array($result, MYSQL_ASSOC)) {
$rows[] = $row;
}
}
return $rows;
}
/**
* Returns a record hash with the column names as keys and column values as
* values.
*
* @param string $sql A query.
* @param mixed $arg1 Either an array of bound parameters or a query name.
* @param string $arg2 If $arg1 contains bound parameters, the query name.
*
* @return array|boolean A record hash or false if no record found.
*/
public function selectOne($sql, $arg1 = null, $arg2 = null)
{
$result = $this->execute($sql, $arg1, $arg2);
return $result ? mysql_fetch_array($result, MYSQL_ASSOC) : array();
}
/**
* Returns a single value from a record
*
* @param string $sql
* @param mixed $arg1 Either an array of bound parameters or a query name.
* @param string $arg2 If $arg1 contains bound parameters, the query name.
* @return string
*/
public function selectValue($sql, $arg1=null, $arg2=null)
{
$result = $this->selectOne($sql, $arg1, $arg2);
return $result ? current($result) : null;
}
/**
* Returns an array of the values of the first column in a select:
* select_values("SELECT id FROM companies LIMIT 3") => [1,2,3]
*
* @param string $sql
* @param mixed $arg1 Either an array of bound parameters or a query name.
* @param string $arg2 If $arg1 contains bound parameters, the query name.
*/
public function selectValues($sql, $arg1=null, $arg2=null)
{
$values = array();
$result = $this->execute($sql, $arg1, $arg2);
if ($result) {
while ($row = mysql_fetch_row($result)) {
$values[] = $row[0];
}
}
return $values;
}
/**
* Executes the SQL statement in the context of this connection.
*
* @deprecated Deprecated for external usage. Use select() instead.
*
* @param string $sql SQL statement.
* @param mixed $arg1 Either an array of bound parameters or a query
* name.
* @param string $arg2 If $arg1 contains bound parameters, the query
* name.
*
* @return resource
* @throws Horde_Db_Exception
*/
public function execute($sql, $arg1=null, $arg2=null)
{
if (is_array($arg1)) {
$sql = $this->_replaceParameters($sql, $arg1);
$name = $arg2;
} else {
$name = $arg1;
}
$t = new Horde_Support_Timer();
$t->push();
$this->_lastQuery = $sql;
$stmt = mysql_query($sql, $this->_connection);
if (!$stmt) {
$this->_logInfo($sql, $name);
$this->_logError($sql, 'QUERY FAILED: ' . mysql_error($this->_connection));
throw new Horde_Db_Exception('QUERY FAILED: ' . mysql_error($this->_connection) . "\n\n" . $sql,
$this->_errorCode(null, mysql_errno($this->_connection)));
}
$this->_logInfo($sql, $name, $t->pop());
$this->_rowCount = mysql_affected_rows($this->_connection);
$this->_insertId = mysql_insert_id($this->_connection);
return $stmt;
}
/**
* Returns the last auto-generated ID from the affected table.
*
* @param string $sql
* @param mixed $arg1 Either an array of bound parameters or a query name.
* @param string $arg2 If $arg1 contains bound parameters, the query name.
* @param string $pk
* @param int $idValue
* @param string $sequenceName
*/
public function insert($sql, $arg1 = null, $arg2 = null, $pk = null, $idValue = null, $sequenceName = null)
{
$this->execute($sql, $arg1, $arg2);
return isset($idValue) ? $idValue : $this->_insertId;
}
/**
* Begins the transaction (and turns off auto-committing).
*/
public function beginDbTransaction()
{
$this->_transactionStarted++;
$this->_lastQuery = 'SET AUTOCOMMIT=0; BEGIN';
@mysql_query('SET AUTOCOMMIT=0', $this->_connection) && @mysql_query('BEGIN', $this->_connection);
}
/**
* Commits the transaction (and turns on auto-committing).
*/
public function commitDbTransaction()
{
$this->_transactionStarted--;
if (!$this->_transactionStarted) {
$this->_lastQuery = 'COMMIT; SET AUTOCOMMIT=1';
@mysql_query('COMMIT', $this->_connection) && @mysql_query('SET AUTOCOMMIT=1', $this->_connection);
}
}
/**
* Rolls back the transaction (and turns on auto-committing). Must be
* done if the transaction block raises an exception or returns false.
*/
public function rollbackDbTransaction()
{
if (!$this->_transactionStarted) {
return;
}
$this->_lastQuery = 'ROLLBACK; SET AUTOCOMMIT=1';
@mysql_query('ROLLBACK', $this->_connection) && @mysql_query('SET AUTOCOMMIT=1', $this->_connection);
$this->_transactionStarted = 0;
}
/*##########################################################################
# Protected
##########################################################################*/
/**
* Return a standard error code
*
* @param string $sqlstate
* @param integer $errno
* @return integer
*/
protected function _errorCode($sqlstate, $errno)
{
/*@TODO do something with standard sqlstate vs. MySQL error codes vs. whatever else*/
return $errno;
}
/**
* Parse configuration array into options for mysql_connect
*
* @throws Horde_Db_Exception
* @return array [host, username, password, dbname]
*/
protected function _parseConfig()
{
$this->_checkRequiredConfig(array('username'));
$rails2mysqli = array('database' => 'dbname');
foreach ($rails2mysqli as $from => $to) {
if (isset($this->_config[$from])) {
$this->_config[$to] = $this->_config[$from];
unset($this->_config[$from]);
}
}
if (!empty($this->_config['host']) &&
$this->_config['host'] == 'localhost') {
$this->_config['host'] = '127.0.0.1';
}
if (isset($this->_config['port'])) {
if (empty($this->_config['host'])) {
throw new Horde_Db_Exception('Host is required if port is specified');
}
$this->_config['host'] .= ':' . $this->_config['port'];
unset($this->_config['port']);
}
if (!empty($this->_config['socket'])) {
if (!empty($this->_config['host'])) {
throw new Horde_Db_Exception('Can only specify host or socket, not both');
}
$this->_config['host'] = ':' . $this->_config['socket'];
unset($this->_config['socket']);
}
$config = $this->_config;
if (!isset($config['host'])) $config['host'] = null;
if (!isset($config['username'])) $config['username'] = null;
if (!isset($config['password'])) $config['password'] = null;
if (!isset($config['dbname'])) $config['dbname'] = null;
return $config;
}
}
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