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von raredesign | Dez 3, 2019 | Allgemein | 0 Kommentare
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| Current Path : /var/www/web28/html/wp-content/plugins/matomo/app/libs/Zend/Db/Adapter/Pdo/Ibm/ |
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<?php
namespace {
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Db
* @subpackage Adapter
* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Ids.php 23775 2011-03-01 17:25:24Z ralph $
*/
/** @see Zend_Db_Adapter_Pdo_Ibm */
// require_once 'Zend/Db/Adapter/Pdo/Ibm.php';
/** @see Zend_Db_Statement_Pdo_Ibm */
// require_once 'Zend/Db/Statement/Pdo/Ibm.php';
/**
* @category Zend
* @package Zend_Db
* @subpackage Adapter
* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Db_Adapter_Pdo_Ibm_Ids
{
/**
* @var Zend_Db_Adapter_Abstract
*/
protected $_adapter = null;
/**
* Construct the data server class.
*
* It will be used to generate non-generic SQL
* for a particular data server
*
* @param Zend_Db_Adapter_Abstract $adapter
*/
public function __construct($adapter)
{
$this->_adapter = $adapter;
}
/**
* Returns a list of the tables in the database.
*
* @return array
*/
public function listTables()
{
$sql = "SELECT tabname " . "FROM systables ";
return $this->_adapter->fetchCol($sql);
}
/**
* IDS catalog lookup for describe table
*
* @param string $tableName
* @param string $schemaName OPTIONAL
* @return array
*/
public function describeTable($tableName, $schemaName = null)
{
// this is still a work in progress
$sql = "SELECT DISTINCT t.owner, t.tabname, c.colname, c.colno, c.coltype,\n d.default, c.collength, t.tabid\n FROM syscolumns c\n JOIN systables t ON c.tabid = t.tabid\n LEFT JOIN sysdefaults d ON c.tabid = d.tabid AND c.colno = d.colno\n WHERE " . $this->_adapter->quoteInto('UPPER(t.tabname) = UPPER(?)', $tableName);
if ($schemaName) {
$sql .= $this->_adapter->quoteInto(' AND UPPER(t.owner) = UPPER(?)', $schemaName);
}
$sql .= " ORDER BY c.colno";
$desc = array();
$stmt = $this->_adapter->query($sql);
$result = $stmt->fetchAll(\Zend_Db::FETCH_NUM);
/**
* The ordering of columns is defined by the query so we can map
* to variables to improve readability
*/
$tabschema = 0;
$tabname = 1;
$colname = 2;
$colno = 3;
$typename = 4;
$default = 5;
$length = 6;
$tabid = 7;
$primaryCols = null;
foreach ($result as $key => $row) {
$primary = \false;
$primaryPosition = null;
if (!$primaryCols) {
$primaryCols = $this->_getPrimaryInfo($row[$tabid]);
}
if (\array_key_exists($row[$colno], $primaryCols)) {
$primary = \true;
$primaryPosition = $primaryCols[$row[$colno]];
}
$identity = \false;
if ($row[$typename] == 6 + 256 || $row[$typename] == 18 + 256) {
$identity = \true;
}
$desc[$this->_adapter->foldCase($row[$colname])] = array('SCHEMA_NAME' => $this->_adapter->foldCase($row[$tabschema]), 'TABLE_NAME' => $this->_adapter->foldCase($row[$tabname]), 'COLUMN_NAME' => $this->_adapter->foldCase($row[$colname]), 'COLUMN_POSITION' => $row[$colno], 'DATA_TYPE' => $this->_getDataType($row[$typename]), 'DEFAULT' => $row[$default], 'NULLABLE' => (bool) (!($row[$typename] - 256 >= 0)), 'LENGTH' => $row[$length], 'SCALE' => $row[$typename] == 5 ? $row[$length] & 255 : 0, 'PRECISION' => $row[$typename] == 5 ? (int) ($row[$length] / 256) : 0, 'UNSIGNED' => \false, 'PRIMARY' => $primary, 'PRIMARY_POSITION' => $primaryPosition, 'IDENTITY' => $identity);
}
return $desc;
}
/**
* Map number representation of a data type
* to a string
*
* @param int $typeNo
* @return string
*/
protected function _getDataType($typeNo)
{
$typemap = array(0 => "CHAR", 1 => "SMALLINT", 2 => "INTEGER", 3 => "FLOAT", 4 => "SMALLFLOAT", 5 => "DECIMAL", 6 => "SERIAL", 7 => "DATE", 8 => "MONEY", 9 => "NULL", 10 => "DATETIME", 11 => "BYTE", 12 => "TEXT", 13 => "VARCHAR", 14 => "INTERVAL", 15 => "NCHAR", 16 => "NVARCHAR", 17 => "INT8", 18 => "SERIAL8", 19 => "SET", 20 => "MULTISET", 21 => "LIST", 22 => "Unnamed ROW", 40 => "Variable-length opaque type", 4118 => "Named ROW");
if ($typeNo - 256 >= 0) {
$typeNo = $typeNo - 256;
}
return $typemap[$typeNo];
}
/**
* Helper method to retrieve primary key column
* and column location
*
* @param int $tabid
* @return array
*/
protected function _getPrimaryInfo($tabid)
{
$sql = "SELECT i.part1, i.part2, i.part3, i.part4, i.part5, i.part6,\n i.part7, i.part8, i.part9, i.part10, i.part11, i.part12,\n i.part13, i.part14, i.part15, i.part16\n FROM sysindexes i\n JOIN sysconstraints c ON c.idxname = i.idxname\n WHERE i.tabid = " . $tabid . " AND c.constrtype = 'P'";
$stmt = $this->_adapter->query($sql);
$results = $stmt->fetchAll();
$cols = array();
// this should return only 1 row
// unless there is no primary key,
// in which case, the empty array is returned
if ($results) {
$row = $results[0];
} else {
return $cols;
}
$position = 0;
foreach ($row as $key => $colno) {
$position++;
if ($colno == 0) {
return $cols;
} else {
$cols[$colno] = $position;
}
}
}
/**
* Adds an IDS-specific LIMIT clause to the SELECT statement.
*
* @param string $sql
* @param integer $count
* @param integer $offset OPTIONAL
* @throws Zend_Db_Adapter_Exception
* @return string
*/
public function limit($sql, $count, $offset = 0)
{
$count = \intval($count);
if ($count < 0) {
/** @see Zend_Db_Adapter_Exception */
// require_once 'Zend/Db/Adapter/Exception.php';
throw new \Zend_Db_Adapter_Exception("LIMIT argument count={$count} is not valid");
} else {
if ($count == 0) {
$limit_sql = \str_ireplace("SELECT", "SELECT * FROM (SELECT", $sql);
$limit_sql .= ") WHERE 0 = 1";
} else {
$offset = \intval($offset);
if ($offset < 0) {
/** @see Zend_Db_Adapter_Exception */
// require_once 'Zend/Db/Adapter/Exception.php';
throw new \Zend_Db_Adapter_Exception("LIMIT argument offset={$offset} is not valid");
}
if ($offset == 0) {
$limit_sql = \str_ireplace("SELECT", "SELECT FIRST {$count}", $sql);
} else {
$limit_sql = \str_ireplace("SELECT", "SELECT SKIP {$offset} LIMIT {$count}", $sql);
}
}
}
return $limit_sql;
}
/**
* IDS-specific last sequence id
*
* @param string $sequenceName
* @return integer
*/
public function lastSequenceId($sequenceName)
{
$sql = 'SELECT ' . $this->_adapter->quoteIdentifier($sequenceName) . '.CURRVAL FROM ' . 'systables WHERE tabid = 1';
$value = $this->_adapter->fetchOne($sql);
return $value;
}
/**
* IDS-specific sequence id value
*
* @param string $sequenceName
* @return integer
*/
public function nextSequenceId($sequenceName)
{
$sql = 'SELECT ' . $this->_adapter->quoteIdentifier($sequenceName) . '.NEXTVAL FROM ' . 'systables WHERE tabid = 1';
$value = $this->_adapter->fetchOne($sql);
return $value;
}
}
}
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