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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 12:39:39 +0000 |
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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/Mysql.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 '')
-rw-r--r-- | library/vendor/Zend/Db/Adapter/Pdo/Mysql.php | 269 |
1 files changed, 269 insertions, 0 deletions
diff --git a/library/vendor/Zend/Db/Adapter/Pdo/Mysql.php b/library/vendor/Zend/Db/Adapter/Pdo/Mysql.php new file mode 100644 index 0000000..951d665 --- /dev/null +++ b/library/vendor/Zend/Db/Adapter/Pdo/Mysql.php @@ -0,0 +1,269 @@ +<?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_Abstract + */ + + +/** + * Class for connecting to MySQL databases and performing common operations. + * + * @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_Mysql extends Zend_Db_Adapter_Pdo_Abstract +{ + + /** + * PDO type. + * + * @var string + */ + protected $_pdoType = 'mysql'; + + /** + * Keys are UPPERCASE SQL datatypes or the constants + * Zend_Db::INT_TYPE, Zend_Db::BIGINT_TYPE, or Zend_Db::FLOAT_TYPE. + * + * Values are: + * 0 = 32-bit integer + * 1 = 64-bit integer + * 2 = float or decimal + * + * @var array Associative array of datatypes to values 0, 1, or 2. + */ + protected $_numericDataTypes = array( + Zend_Db::INT_TYPE => Zend_Db::INT_TYPE, + Zend_Db::BIGINT_TYPE => Zend_Db::BIGINT_TYPE, + Zend_Db::FLOAT_TYPE => Zend_Db::FLOAT_TYPE, + 'INT' => Zend_Db::INT_TYPE, + 'INTEGER' => Zend_Db::INT_TYPE, + 'MEDIUMINT' => Zend_Db::INT_TYPE, + 'SMALLINT' => Zend_Db::INT_TYPE, + 'TINYINT' => Zend_Db::INT_TYPE, + 'BIGINT' => Zend_Db::BIGINT_TYPE, + 'SERIAL' => Zend_Db::BIGINT_TYPE, + 'DEC' => Zend_Db::FLOAT_TYPE, + 'DECIMAL' => Zend_Db::FLOAT_TYPE, + 'DOUBLE' => Zend_Db::FLOAT_TYPE, + 'DOUBLE PRECISION' => Zend_Db::FLOAT_TYPE, + 'FIXED' => Zend_Db::FLOAT_TYPE, + 'FLOAT' => Zend_Db::FLOAT_TYPE + ); + + /** + * Override _dsn() and ensure that charset is incorporated in mysql + * @see Zend_Db_Adapter_Pdo_Abstract::_dsn() + */ + protected function _dsn() + { + $dsn = parent::_dsn(); + if (isset($this->_config['charset'])) { + $dsn .= ';charset=' . $this->_config['charset']; + } + return $dsn; + } + + /** + * Creates a PDO object and connects to the database. + * + * @return void + * @throws Zend_Db_Adapter_Exception + */ + protected function _connect() + { + if ($this->_connection) { + return; + } + + if (!empty($this->_config['charset']) + && version_compare(PHP_VERSION, '5.3.6', '<') + ) { + $initCommand = "SET NAMES '" . $this->_config['charset'] . "'"; + $this->_config['driver_options'][1002] = $initCommand; // 1002 = PDO::MYSQL_ATTR_INIT_COMMAND + } + + parent::_connect(); + } + + /** + * @return string + */ + public function getQuoteIdentifierSymbol() + { + return "`"; + } + + /** + * Returns a list of the tables in the database. + * + * @return array + */ + public function listTables() + { + return $this->fetchCol('SHOW TABLES'); + } + + /** + * Returns the column descriptions for a table. + * + * The return value is an associative array keyed by the column name, + * as returned by the RDBMS. + * + * The value of each array element is an associative array + * with the following keys: + * + * SCHEMA_NAME => string; name of database or schema + * TABLE_NAME => string; + * COLUMN_NAME => string; column name + * COLUMN_POSITION => number; ordinal position of column in table + * DATA_TYPE => string; SQL datatype name of column + * DEFAULT => string; default expression of column, null if none + * NULLABLE => boolean; true if column can have nulls + * LENGTH => number; length of CHAR/VARCHAR + * SCALE => number; scale of NUMERIC/DECIMAL + * PRECISION => number; precision of NUMERIC/DECIMAL + * UNSIGNED => boolean; unsigned property of an integer type + * PRIMARY => boolean; true if column is part of the primary key + * PRIMARY_POSITION => integer; position of column in primary key + * IDENTITY => integer; true if column is auto-generated with unique values + * + * @param string $tableName + * @param string $schemaName OPTIONAL + * @return array + */ + public function describeTable($tableName, $schemaName = null) + { + // @todo use INFORMATION_SCHEMA someday when MySQL's + // implementation has reasonably good performance and + // the version with this improvement is in wide use. + + if ($schemaName) { + $sql = 'DESCRIBE ' . $this->quoteIdentifier("$schemaName.$tableName", true); + } else { + $sql = 'DESCRIBE ' . $this->quoteIdentifier($tableName, true); + } + $stmt = $this->query($sql); + + // Use FETCH_NUM so we are not dependent on the CASE attribute of the PDO connection + $result = $stmt->fetchAll(Zend_Db::FETCH_NUM); + + $field = 0; + $type = 1; + $null = 2; + $key = 3; + $default = 4; + $extra = 5; + + $desc = array(); + $i = 1; + $p = 1; + foreach ($result as $row) { + list($length, $scale, $precision, $unsigned, $primary, $primaryPosition, $identity) + = array(null, null, null, null, false, null, false); + if (preg_match('/unsigned/', $row[$type])) { + $unsigned = true; + } + if (preg_match('/^((?:var)?char)\((\d+)\)/', $row[$type], $matches)) { + $row[$type] = $matches[1]; + $length = $matches[2]; + } else if (preg_match('/^decimal\((\d+),(\d+)\)/', $row[$type], $matches)) { + $row[$type] = 'decimal'; + $precision = $matches[1]; + $scale = $matches[2]; + } else if (preg_match('/^float\((\d+),(\d+)\)/', $row[$type], $matches)) { + $row[$type] = 'float'; + $precision = $matches[1]; + $scale = $matches[2]; + } else if (preg_match('/^((?:big|medium|small|tiny)?int)\((\d+)\)/', $row[$type], $matches)) { + $row[$type] = $matches[1]; + // The optional argument of a MySQL int type is not precision + // or length; it is only a hint for display width. + } + if (strtoupper($row[$key]) == 'PRI') { + $primary = true; + $primaryPosition = $p; + if ($row[$extra] == 'auto_increment') { + $identity = true; + } else { + $identity = false; + } + ++$p; + } + $desc[$this->foldCase($row[$field])] = array( + 'SCHEMA_NAME' => null, // @todo + 'TABLE_NAME' => $this->foldCase($tableName), + 'COLUMN_NAME' => $this->foldCase($row[$field]), + 'COLUMN_POSITION' => $i, + 'DATA_TYPE' => $row[$type], + 'DEFAULT' => $row[$default], + 'NULLABLE' => (bool) ($row[$null] == 'YES'), + 'LENGTH' => $length, + 'SCALE' => $scale, + 'PRECISION' => $precision, + 'UNSIGNED' => $unsigned, + 'PRIMARY' => $primary, + 'PRIMARY_POSITION' => $primaryPosition, + 'IDENTITY' => $identity + ); + ++$i; + } + return $desc; + } + + /** + * Adds an adapter-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"); + } + + $offset = intval($offset); + if ($offset < 0) { + /** @see Zend_Db_Adapter_Exception */ + throw new Zend_Db_Adapter_Exception("LIMIT argument offset=$offset is not valid"); + } + + $sql .= " LIMIT $count"; + if ($offset > 0) { + $sql .= " OFFSET $offset"; + } + + return $sql; + } + +} |