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mirror of https://github.com/dg/dibi.git synced 2025-08-18 03:41:30 +02:00

code formatting: 4 spaces -> tabs

This commit is contained in:
David Grudl
2008-05-12 00:30:59 +00:00
parent fd22c55639
commit 7bb5684d71
37 changed files with 5309 additions and 5309 deletions

View File

@@ -43,339 +43,339 @@
class DibiMySqliDriver extends /*Nette::*/Object implements IDibiDriver
{
/**
* Connection resource.
* @var mysqli
*/
private $connection;
/**
* Resultset resource.
* @var mysqli_result
*/
private $resultset;
/**
* Is buffered (seekable and countable)?
* @var bool
*/
private $buffered;
/**
* @throws DibiException
*/
public function __construct()
{
if (!extension_loaded('mysqli')) {
throw new DibiDriverException("PHP extension 'mysqli' is not loaded.");
}
}
/**
* Connects to a database.
*
* @return void
* @throws DibiException
*/
public function connect(array &$config)
{
DibiConnection::alias($config, 'username', 'user');
DibiConnection::alias($config, 'password', 'pass');
DibiConnection::alias($config, 'options');
DibiConnection::alias($config, 'database');
// default values
if (!isset($config['username'])) $config['username'] = ini_get('mysqli.default_user');
if (!isset($config['password'])) $config['password'] = ini_get('mysqli.default_pw');
if (!isset($config['socket'])) $config['socket'] = ini_get('mysqli.default_socket');
if (!isset($config['host'])) {
$config['host'] = ini_get('mysqli.default_host');
if (!isset($config['port'])) $config['port'] = ini_get('mysqli.default_port');
if (!isset($config['host'])) $config['host'] = 'localhost';
}
$this->connection = mysqli_init();
@mysqli_real_connect($this->connection, $config['host'], $config['username'], $config['password'], $config['database'], $config['port'], $config['socket'], $config['options']);
if ($errno = mysqli_connect_errno()) {
throw new DibiDriverException(mysqli_connect_error(), $errno);
}
if (isset($config['charset'])) {
$ok = FALSE;
if (version_compare(PHP_VERSION , '5.1.5', '>=')) {
// affects the character set used by mysql_real_escape_string() (was added in MySQL 5.0.7 and PHP 5.0.5, fixed in PHP 5.1.5)
$ok = @mysqli_set_charset($this->connection, $config['charset']);
}
if (!$ok) $ok = @mysqli_query($this->connection, "SET NAMES '$config[charset]'");
if (!$ok) $this->throwException();
}
if (isset($config['sqlmode'])) {
if (!@mysqli_query($this->connection, "SET sql_mode='$config[sqlmode]'")) $this->throwException();
}
$this->buffered = empty($config['unbuffered']);
}
/**
* Disconnects from a database.
*
* @return void
*/
public function disconnect()
{
mysqli_close($this->connection);
}
/**
* Executes the SQL query.
*
* @param string SQL statement.
* @return bool have resultset?
* @throws DibiDriverException
*/
public function query($sql)
{
$this->resultset = @mysqli_query($this->connection, $sql, $this->buffered ? MYSQLI_STORE_RESULT : MYSQLI_USE_RESULT);
if (mysqli_errno($this->connection)) {
$this->throwException($sql);
}
return is_object($this->resultset);
}
/**
* Gets the number of affected rows by the last INSERT, UPDATE or DELETE query.
*
* @return int|FALSE number of rows or FALSE on error
*/
public function affectedRows()
{
return mysqli_affected_rows($this->connection);
}
/**
* Retrieves the ID generated for an AUTO_INCREMENT column by the previous INSERT query.
*
* @return int|FALSE int on success or FALSE on failure
*/
public function insertId($sequence)
{
return mysqli_insert_id($this->connection);
}
/**
* Begins a transaction (if supported).
* @return void
* @throws DibiDriverException
*/
public function begin()
{
$this->query('START TRANSACTION');
}
/**
* Commits statements in a transaction.
* @return void
* @throws DibiDriverException
*/
public function commit()
{
$this->query('COMMIT');
}
/**
* Rollback changes in a transaction.
* @return void
* @throws DibiDriverException
*/
public function rollback()
{
$this->query('ROLLBACK');
}
/**
* Format to SQL command.
*
* @param string value
* @param string type (dibi::FIELD_TEXT, dibi::FIELD_BOOL, dibi::FIELD_DATE, dibi::FIELD_DATETIME, dibi::IDENTIFIER)
* @return string formatted value
* @throws InvalidArgumentException
*/
public function format($value, $type)
{
if ($type === dibi::FIELD_TEXT) return "'" . mysqli_real_escape_string($this->connection, $value) . "'";
if ($type === dibi::IDENTIFIER) return '`' . str_replace('.', '`.`', $value) . '`';
if ($type === dibi::FIELD_BOOL) return $value ? 1 : 0;
if ($type === dibi::FIELD_DATE) return date("'Y-m-d'", $value);
if ($type === dibi::FIELD_DATETIME) return date("'Y-m-d H:i:s'", $value);
throw new InvalidArgumentException('Unsupported formatting type.');
}
/**
* Injects LIMIT/OFFSET to the SQL query.
*
* @param string &$sql The SQL query that will be modified.
* @param int $limit
* @param int $offset
* @return void
*/
public function applyLimit(&$sql, $limit, $offset)
{
if ($limit < 0 && $offset < 1) return;
// see http://dev.mysql.com/doc/refman/5.0/en/select.html
$sql .= ' LIMIT ' . ($limit < 0 ? '18446744073709551615' : (int) $limit)
. ($offset > 0 ? ' OFFSET ' . (int) $offset : '');
}
/**
* Returns the number of rows in a result set.
*
* @return int
*/
public function rowCount()
{
if (!$this->buffered) {
throw new DibiDriverException('Row count is not available for unbuffered queries.');
}
return mysqli_num_rows($this->resultset);
}
/**
* Fetches the row at current position and moves the internal cursor to the next position.
* internal usage only
*
* @param bool TRUE for associative array, FALSE for numeric
* @return array array on success, nonarray if no next record
*/
public function fetch($type)
{
return mysqli_fetch_array($this->resultset, $type ? MYSQLI_ASSOC : MYSQLI_NUM);
}
/**
* Moves cursor position without fetching row.
*
* @param int the 0-based cursor pos to seek to
* @return boolean TRUE on success, FALSE if unable to seek to specified record
* @throws DibiException
*/
public function seek($row)
{
if (!$this->buffered) {
throw new DibiDriverException('Cannot seek an unbuffered result set.');
}
return mysqli_data_seek($this->resultset, $row);
}
/**
* Frees the resources allocated for this result set.
*
* @return void
*/
public function free()
{
mysqli_free_result($this->resultset);
$this->resultset = NULL;
}
/**
* Returns metadata for all columns in a result set.
*
* @return array
*/
public function getColumnsMeta()
{
$count = mysqli_num_fields($this->resultset);
$meta = array();
for ($i = 0; $i < $count; $i++) {
// items 'name' and 'table' are required
$meta[] = (array) mysqli_fetch_field_direct($this->resultset, $i);
}
return $meta;
}
/**
* Converts database error to DibiDriverException.
*
* @throws DibiDriverException
*/
protected function throwException($sql = NULL)
{
throw new DibiDriverException(mysqli_error($this->connection), mysqli_errno($this->connection), $sql);
}
/**
* Returns the connection resource.
*
* @return mysqli
*/
public function getResource()
{
return $this->connection;
}
/**
* Returns the resultset resource.
*
* @return mysqli_result
*/
public function getResultResource()
{
return $this->resultset;
}
/**
* Gets a information of the current database.
*
* @return DibiReflection
*/
function getDibiReflection()
{}
/**
* Connection resource.
* @var mysqli
*/
private $connection;
/**
* Resultset resource.
* @var mysqli_result
*/
private $resultset;
/**
* Is buffered (seekable and countable)?
* @var bool
*/
private $buffered;
/**
* @throws DibiException
*/
public function __construct()
{
if (!extension_loaded('mysqli')) {
throw new DibiDriverException("PHP extension 'mysqli' is not loaded.");
}
}
/**
* Connects to a database.
*
* @return void
* @throws DibiException
*/
public function connect(array &$config)
{
DibiConnection::alias($config, 'username', 'user');
DibiConnection::alias($config, 'password', 'pass');
DibiConnection::alias($config, 'options');
DibiConnection::alias($config, 'database');
// default values
if (!isset($config['username'])) $config['username'] = ini_get('mysqli.default_user');
if (!isset($config['password'])) $config['password'] = ini_get('mysqli.default_pw');
if (!isset($config['socket'])) $config['socket'] = ini_get('mysqli.default_socket');
if (!isset($config['host'])) {
$config['host'] = ini_get('mysqli.default_host');
if (!isset($config['port'])) $config['port'] = ini_get('mysqli.default_port');
if (!isset($config['host'])) $config['host'] = 'localhost';
}
$this->connection = mysqli_init();
@mysqli_real_connect($this->connection, $config['host'], $config['username'], $config['password'], $config['database'], $config['port'], $config['socket'], $config['options']);
if ($errno = mysqli_connect_errno()) {
throw new DibiDriverException(mysqli_connect_error(), $errno);
}
if (isset($config['charset'])) {
$ok = FALSE;
if (version_compare(PHP_VERSION , '5.1.5', '>=')) {
// affects the character set used by mysql_real_escape_string() (was added in MySQL 5.0.7 and PHP 5.0.5, fixed in PHP 5.1.5)
$ok = @mysqli_set_charset($this->connection, $config['charset']);
}
if (!$ok) $ok = @mysqli_query($this->connection, "SET NAMES '$config[charset]'");
if (!$ok) $this->throwException();
}
if (isset($config['sqlmode'])) {
if (!@mysqli_query($this->connection, "SET sql_mode='$config[sqlmode]'")) $this->throwException();
}
$this->buffered = empty($config['unbuffered']);
}
/**
* Disconnects from a database.
*
* @return void
*/
public function disconnect()
{
mysqli_close($this->connection);
}
/**
* Executes the SQL query.
*
* @param string SQL statement.
* @return bool have resultset?
* @throws DibiDriverException
*/
public function query($sql)
{
$this->resultset = @mysqli_query($this->connection, $sql, $this->buffered ? MYSQLI_STORE_RESULT : MYSQLI_USE_RESULT);
if (mysqli_errno($this->connection)) {
$this->throwException($sql);
}
return is_object($this->resultset);
}
/**
* Gets the number of affected rows by the last INSERT, UPDATE or DELETE query.
*
* @return int|FALSE number of rows or FALSE on error
*/
public function affectedRows()
{
return mysqli_affected_rows($this->connection);
}
/**
* Retrieves the ID generated for an AUTO_INCREMENT column by the previous INSERT query.
*
* @return int|FALSE int on success or FALSE on failure
*/
public function insertId($sequence)
{
return mysqli_insert_id($this->connection);
}
/**
* Begins a transaction (if supported).
* @return void
* @throws DibiDriverException
*/
public function begin()
{
$this->query('START TRANSACTION');
}
/**
* Commits statements in a transaction.
* @return void
* @throws DibiDriverException
*/
public function commit()
{
$this->query('COMMIT');
}
/**
* Rollback changes in a transaction.
* @return void
* @throws DibiDriverException
*/
public function rollback()
{
$this->query('ROLLBACK');
}
/**
* Format to SQL command.
*
* @param string value
* @param string type (dibi::FIELD_TEXT, dibi::FIELD_BOOL, dibi::FIELD_DATE, dibi::FIELD_DATETIME, dibi::IDENTIFIER)
* @return string formatted value
* @throws InvalidArgumentException
*/
public function format($value, $type)
{
if ($type === dibi::FIELD_TEXT) return "'" . mysqli_real_escape_string($this->connection, $value) . "'";
if ($type === dibi::IDENTIFIER) return '`' . str_replace('.', '`.`', $value) . '`';
if ($type === dibi::FIELD_BOOL) return $value ? 1 : 0;
if ($type === dibi::FIELD_DATE) return date("'Y-m-d'", $value);
if ($type === dibi::FIELD_DATETIME) return date("'Y-m-d H:i:s'", $value);
throw new InvalidArgumentException('Unsupported formatting type.');
}
/**
* Injects LIMIT/OFFSET to the SQL query.
*
* @param string &$sql The SQL query that will be modified.
* @param int $limit
* @param int $offset
* @return void
*/
public function applyLimit(&$sql, $limit, $offset)
{
if ($limit < 0 && $offset < 1) return;
// see http://dev.mysql.com/doc/refman/5.0/en/select.html
$sql .= ' LIMIT ' . ($limit < 0 ? '18446744073709551615' : (int) $limit)
. ($offset > 0 ? ' OFFSET ' . (int) $offset : '');
}
/**
* Returns the number of rows in a result set.
*
* @return int
*/
public function rowCount()
{
if (!$this->buffered) {
throw new DibiDriverException('Row count is not available for unbuffered queries.');
}
return mysqli_num_rows($this->resultset);
}
/**
* Fetches the row at current position and moves the internal cursor to the next position.
* internal usage only
*
* @param bool TRUE for associative array, FALSE for numeric
* @return array array on success, nonarray if no next record
*/
public function fetch($type)
{
return mysqli_fetch_array($this->resultset, $type ? MYSQLI_ASSOC : MYSQLI_NUM);
}
/**
* Moves cursor position without fetching row.
*
* @param int the 0-based cursor pos to seek to
* @return boolean TRUE on success, FALSE if unable to seek to specified record
* @throws DibiException
*/
public function seek($row)
{
if (!$this->buffered) {
throw new DibiDriverException('Cannot seek an unbuffered result set.');
}
return mysqli_data_seek($this->resultset, $row);
}
/**
* Frees the resources allocated for this result set.
*
* @return void
*/
public function free()
{
mysqli_free_result($this->resultset);
$this->resultset = NULL;
}
/**
* Returns metadata for all columns in a result set.
*
* @return array
*/
public function getColumnsMeta()
{
$count = mysqli_num_fields($this->resultset);
$meta = array();
for ($i = 0; $i < $count; $i++) {
// items 'name' and 'table' are required
$meta[] = (array) mysqli_fetch_field_direct($this->resultset, $i);
}
return $meta;
}
/**
* Converts database error to DibiDriverException.
*
* @throws DibiDriverException
*/
protected function throwException($sql = NULL)
{
throw new DibiDriverException(mysqli_error($this->connection), mysqli_errno($this->connection), $sql);
}
/**
* Returns the connection resource.
*
* @return mysqli
*/
public function getResource()
{
return $this->connection;
}
/**
* Returns the resultset resource.
*
* @return mysqli_result
*/
public function getResultResource()
{
return $this->resultset;
}
/**
* Gets a information of the current database.
*
* @return DibiReflection
*/
function getDibiReflection()
{}
}