/home/desid573/public_html/ims2/system/database/drivers/pdo/subdrivers
Edit: /home/desid573/public_html/ims2/system/database/drivers/pdo/subdrivers/pdo_informix_driver.php (8590B)
dsn))
{
$this->dsn = 'informix:';
// Pre-defined DSN
if (empty($this->hostname) && empty($this->host) && empty($this->port) && empty($this->service))
{
if (isset($this->DSN))
{
$this->dsn .= 'DSN='.$this->DSN;
}
elseif ( ! empty($this->database))
{
$this->dsn .= 'DSN='.$this->database;
}
return;
}
if (isset($this->host))
{
$this->dsn .= 'host='.$this->host;
}
else
{
$this->dsn .= 'host='.(empty($this->hostname) ? '127.0.0.1' : $this->hostname);
}
if (isset($this->service))
{
$this->dsn .= '; service='.$this->service;
}
elseif ( ! empty($this->port))
{
$this->dsn .= '; service='.$this->port;
}
empty($this->database) OR $this->dsn .= '; database='.$this->database;
empty($this->server) OR $this->dsn .= '; server='.$this->server;
$this->dsn .= '; protocol='.(isset($this->protocol) ? $this->protocol : 'onsoctcp')
.'; EnableScrollableCursors=1';
}
}
// --------------------------------------------------------------------
/**
* Show table query
*
* Generates a platform-specific query string so that the table names can be fetched
*
* @param bool $prefix_limit
* @return string
*/
protected function _list_tables($prefix_limit = FALSE)
{
$sql = 'SELECT "tabname" FROM "systables"
WHERE "tabid" > 99 AND "tabtype" = \'T\' AND LOWER("owner") = '.$this->escape(strtolower($this->username));
if ($prefix_limit === TRUE && $this->dbprefix !== '')
{
$sql .= ' AND "tabname" LIKE \''.$this->escape_like_str($this->dbprefix)."%' "
.sprintf($this->_like_escape_str, $this->_like_escape_chr);
}
return $sql;
}
// --------------------------------------------------------------------
/**
* Show column query
*
* Generates a platform-specific query string so that the column names can be fetched
*
* @param string $table
* @return string
*/
protected function _list_columns($table = '')
{
if (strpos($table, '.') !== FALSE)
{
sscanf($table, '%[^.].%s', $owner, $table);
}
else
{
$owner = $this->username;
}
return 'SELECT "colname" FROM "systables", "syscolumns"
WHERE "systables"."tabid" = "syscolumns"."tabid"
AND "systables"."tabtype" = \'T\'
AND LOWER("systables"."owner") = '.$this->escape(strtolower($owner)).'
AND LOWER("systables"."tabname") = '.$this->escape(strtolower($table));
}
// --------------------------------------------------------------------
/**
* Returns an object with field data
*
* @param string $table
* @return array
*/
public function field_data($table)
{
$sql = 'SELECT "syscolumns"."colname" AS "name",
CASE "syscolumns"."coltype"
WHEN 0 THEN \'CHAR\'
WHEN 1 THEN \'SMALLINT\'
WHEN 2 THEN \'INTEGER\'
WHEN 3 THEN \'FLOAT\'
WHEN 4 THEN \'SMALLFLOAT\'
WHEN 5 THEN \'DECIMAL\'
WHEN 6 THEN \'SERIAL\'
WHEN 7 THEN \'DATE\'
WHEN 8 THEN \'MONEY\'
WHEN 9 THEN \'NULL\'
WHEN 10 THEN \'DATETIME\'
WHEN 11 THEN \'BYTE\'
WHEN 12 THEN \'TEXT\'
WHEN 13 THEN \'VARCHAR\'
WHEN 14 THEN \'INTERVAL\'
WHEN 15 THEN \'NCHAR\'
WHEN 16 THEN \'NVARCHAR\'
WHEN 17 THEN \'INT8\'
WHEN 18 THEN \'SERIAL8\'
WHEN 19 THEN \'SET\'
WHEN 20 THEN \'MULTISET\'
WHEN 21 THEN \'LIST\'
WHEN 22 THEN \'Unnamed ROW\'
WHEN 40 THEN \'LVARCHAR\'
WHEN 41 THEN \'BLOB/CLOB/BOOLEAN\'
WHEN 4118 THEN \'Named ROW\'
ELSE "syscolumns"."coltype"
END AS "type",
"syscolumns"."collength" as "max_length",
CASE "sysdefaults"."type"
WHEN \'L\' THEN "sysdefaults"."default"
ELSE NULL
END AS "default"
FROM "syscolumns", "systables", "sysdefaults"
WHERE "syscolumns"."tabid" = "systables"."tabid"
AND "systables"."tabid" = "sysdefaults"."tabid"
AND "syscolumns"."colno" = "sysdefaults"."colno"
AND "systables"."tabtype" = \'T\'
AND LOWER("systables"."owner") = '.$this->escape(strtolower($this->username)).'
AND LOWER("systables"."tabname") = '.$this->escape(strtolower($table)).'
ORDER BY "syscolumns"."colno"';
return (($query = $this->query($sql)) !== FALSE)
? $query->result_object()
: FALSE;
}
// --------------------------------------------------------------------
/**
* Update statement
*
* Generates a platform-specific update string from the supplied data
*
* @param string $table
* @param array $values
* @return string
*/
protected function _update($table, $values)
{
$this->qb_limit = FALSE;
$this->qb_orderby = array();
return parent::_update($table, $values);
}
// --------------------------------------------------------------------
/**
* Truncate statement
*
* Generates a platform-specific truncate string from the supplied data
*
* If the database does not support the TRUNCATE statement,
* then this method maps to 'DELETE FROM table'
*
* @param string $table
* @return string
*/
protected function _truncate($table)
{
return 'TRUNCATE TABLE ONLY '.$table;
}
// --------------------------------------------------------------------
/**
* Delete statement
*
* Generates a platform-specific delete string from the supplied data
*
* @param string $table
* @return string
*/
protected function _delete($table)
{
$this->qb_limit = FALSE;
return parent::_delete($table);
}
// --------------------------------------------------------------------
/**
* LIMIT
*
* Generates a platform-specific LIMIT clause
*
* @param string $sql $SQL Query
* @return string
*/
protected function _limit($sql)
{
$select = 'SELECT '.($this->qb_offset ? 'SKIP '.$this->qb_offset : '').'FIRST '.$this->qb_limit.' ';
return preg_replace('/^(SELECT\s)/i', $select, $sql, 1);
}
}