diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 12:39:39 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 12:39:39 +0000 |
commit | 8ca6cc32b2c789a3149861159ad258f2cb9491e3 (patch) | |
tree | 2492de6f1528dd44eaa169a5c1555026d9cb75ec /library/vendor/Zend/Db/Adapter/Pdo/Ibm/Ids.php | |
parent | Initial commit. (diff) | |
download | icingaweb2-8ca6cc32b2c789a3149861159ad258f2cb9491e3.tar.xz icingaweb2-8ca6cc32b2c789a3149861159ad258f2cb9491e3.zip |
Adding upstream version 2.11.4.upstream/2.11.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'library/vendor/Zend/Db/Adapter/Pdo/Ibm/Ids.php')
-rw-r--r-- | library/vendor/Zend/Db/Adapter/Pdo/Ibm/Ids.php | 297 |
1 files changed, 297 insertions, 0 deletions
diff --git a/library/vendor/Zend/Db/Adapter/Pdo/Ibm/Ids.php b/library/vendor/Zend/Db/Adapter/Pdo/Ibm/Ids.php new file mode 100644 index 0000000..eeec43f --- /dev/null +++ b/library/vendor/Zend/Db/Adapter/Pdo/Ibm/Ids.php @@ -0,0 +1,297 @@ +<?php +/** + * 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) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com) + * @license http://framework.zend.com/license/new-bsd New BSD License + * @version $Id$ + */ + + +/** @see Zend_Db_Adapter_Pdo_Ibm */ + +/** @see Zend_Db_Statement_Pdo_Ibm */ + + +/** + * @category Zend + * @package Zend_Db + * @subpackage Adapter + * @copyright Copyright (c) 2005-2015 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, + d.default, c.collength, t.tabid + FROM syscolumns c + JOIN systables t ON c.tabid = t.tabid + LEFT JOIN sysdefaults d ON c.tabid = d.tabid AND c.colno = d.colno + 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, + i.part7, i.part8, i.part9, i.part10, i.part11, i.part12, + i.part13, i.part14, i.part15, i.part16 + FROM sysindexes i + JOIN sysconstraints c ON c.idxname = i.idxname + 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 ($count < 0) { + /** @see Zend_Db_Adapter_Exception */ + throw new Zend_Db_Adapter_Exception("LIMIT argument count=$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 ($offset < 0) { + /** @see Zend_Db_Adapter_Exception */ + throw new Zend_Db_Adapter_Exception("LIMIT argument offset=$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; + } +} |