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  1: <?php
  2: 
  3: /**
  4:  * This file is part of the Nette Framework (https://nette.org)
  5:  * Copyright (c) 2004 David Grudl (https://davidgrudl.com)
  6:  */
  7: 
  8: namespace Nette\Database\Drivers;
  9: 
 10: use Nette;
 11: 
 12: 
 13: /**
 14:  * Supplemental Oracle database driver.
 15:  */
 16: class OciDriver implements Nette\Database\ISupplementalDriver
 17: {
 18:     use Nette\SmartObject;
 19: 
 20:     /** @var Nette\Database\Connection */
 21:     private $connection;
 22: 
 23:     /** @var string  Datetime format */
 24:     private $fmtDateTime;
 25: 
 26: 
 27:     public function __construct(Nette\Database\Connection $connection, array $options)
 28:     {
 29:         $this->connection = $connection;
 30:         $this->fmtDateTime = isset($options['formatDateTime']) ? $options['formatDateTime'] : 'U';
 31:     }
 32: 
 33: 
 34:     public function convertException(\PDOException $e)
 35:     {
 36:         $code = isset($e->errorInfo[1]) ? $e->errorInfo[1] : null;
 37:         if (in_array($code, [1, 2299, 38911], true)) {
 38:             return Nette\Database\UniqueConstraintViolationException::from($e);
 39: 
 40:         } elseif (in_array($code, [1400], true)) {
 41:             return Nette\Database\NotNullConstraintViolationException::from($e);
 42: 
 43:         } elseif (in_array($code, [2266, 2291, 2292], true)) {
 44:             return Nette\Database\ForeignKeyConstraintViolationException::from($e);
 45: 
 46:         } else {
 47:             return Nette\Database\DriverException::from($e);
 48:         }
 49:     }
 50: 
 51: 
 52:     /********************* SQL ****************d*g**/
 53: 
 54: 
 55:     public function delimite($name)
 56:     {
 57:         // @see http://download.oracle.com/docs/cd/B10500_01/server.920/a96540/sql_elements9a.htm
 58:         return '"' . str_replace('"', '""', $name) . '"';
 59:     }
 60: 
 61: 
 62:     public function formatBool($value)
 63:     {
 64:         return $value ? '1' : '0';
 65:     }
 66: 
 67: 
 68:     public function formatDateTime(/*\DateTimeInterface*/ $value)
 69:     {
 70:         return $value->format($this->fmtDateTime);
 71:     }
 72: 
 73: 
 74:     public function formatDateInterval(\DateInterval $value)
 75:     {
 76:         throw new Nette\NotSupportedException;
 77:     }
 78: 
 79: 
 80:     public function formatLike($value, $pos)
 81:     {
 82:         throw new Nette\NotImplementedException;
 83:     }
 84: 
 85: 
 86:     public function applyLimit(&$sql, $limit, $offset)
 87:     {
 88:         if ($limit < 0 || $offset < 0) {
 89:             throw new Nette\InvalidArgumentException('Negative offset or limit.');
 90: 
 91:         } elseif ($offset) {
 92:             // see http://www.oracle.com/technology/oramag/oracle/06-sep/o56asktom.html
 93:             $sql = 'SELECT * FROM (SELECT t.*, ROWNUM AS "__rnum" FROM (' . $sql . ') t '
 94:                 . ($limit !== null ? 'WHERE ROWNUM <= ' . ((int) $offset + (int) $limit) : '')
 95:                 . ') WHERE "__rnum" > ' . (int) $offset;
 96: 
 97:         } elseif ($limit !== null) {
 98:             $sql = 'SELECT * FROM (' . $sql . ') WHERE ROWNUM <= ' . (int) $limit;
 99:         }
100:     }
101: 
102: 
103:     public function normalizeRow($row)
104:     {
105:         return $row;
106:     }
107: 
108: 
109:     /********************* reflection ****************d*g**/
110: 
111: 
112:     public function getTables()
113:     {
114:         $tables = [];
115:         foreach ($this->connection->query('SELECT * FROM cat') as $row) {
116:             if ($row[1] === 'TABLE' || $row[1] === 'VIEW') {
117:                 $tables[] = [
118:                     'name' => $row[0],
119:                     'view' => $row[1] === 'VIEW',
120:                 ];
121:             }
122:         }
123:         return $tables;
124:     }
125: 
126: 
127:     public function getColumns($table)
128:     {
129:         throw new Nette\NotImplementedException;
130:     }
131: 
132: 
133:     public function getIndexes($table)
134:     {
135:         throw new Nette\NotImplementedException;
136:     }
137: 
138: 
139:     public function getForeignKeys($table)
140:     {
141:         throw new Nette\NotImplementedException;
142:     }
143: 
144: 
145:     public function getColumnTypes(\PDOStatement $statement)
146:     {
147:         return [];
148:     }
149: 
150: 
151:     public function isSupported($item)
152:     {
153:         return $item === self::SUPPORT_SEQUENCE || $item === self::SUPPORT_SUBSELECT;
154:     }
155: }
156: 
Nette 2.4-20180918 API API documentation generated by ApiGen 2.8.0