interface/modules/zend_modules/library/Zend/Db/Adapter/Platform/IbmDb2.php

   1 <?php
   2 /**
   3  * Zend Framework (http://framework.zend.com/)
   4  *
   5  * @link      http://github.com/zendframework/zf2 for the canonical source repository
   6  * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
   7  * @license   http://framework.zend.com/license/new-bsd New BSD License
   8  */
   9
  10 namespace Zend\Db\Adapter\Platform;
  11
  12 class IbmDb2 extends AbstractPlatform
  13 {
  14     /**
  15      * @var string
  16      */
  17     protected $identifierSeparator = '.';
  18
  19     /**
  20      * @param array $options
  21      */
  22     public function __construct($options = array())
  23     {
  24         if (isset($options['quote_identifiers'])
  25             && ($options['quote_identifiers'] == false
  26             || $options['quote_identifiers'] === 'false')
  27         ) {
  28             $this->quoteIdentifiers = false;
  29         }
  30
  31         if (isset($options['identifier_separator'])) {
  32             $this->identifierSeparator = $options['identifier_separator'];
  33         }
  34     }
  35
  36     /**
  37      * {@inheritDoc}
  38      */
  39     public function getName()
  40     {
  41         return 'IBM DB2';
  42     }
  43
  44     /**
  45      * {@inheritDoc}
  46      */
  47     public function quoteIdentifierChain($identifierChain)
  48     {
  49         if ($this->quoteIdentifiers === false) {
  50             return (is_array($identifierChain)) ? implode($this->identifierSeparator, $identifierChain) : $identifierChain;
  51         }
  52         $identifierChain = str_replace('"', '\\"', $identifierChain);
  53         if (is_array($identifierChain)) {
  54             $identifierChain = implode('"' . $this->identifierSeparator . '"', $identifierChain);
  55         }
  56         return '"' . $identifierChain . '"';
  57     }
  58
  59     /**
  60      * {@inheritDoc}
  61      */
  62     public function quoteValue($value)
  63     {
  64         if (function_exists('db2_escape_string')) {
  65             return '\'' . db2_escape_string($value) . '\'';
  66         }
  67         trigger_error(
  68             'Attempting to quote a value in ' . __CLASS__ . ' without extension/driver support '
  69             . 'can introduce security vulnerabilities in a production environment.'
  70         );
  71         return '\'' . str_replace("'", "''", $value) . '\'';
  72     }
  73
  74     /**
  75      * {@inheritDoc}
  76      */
  77     public function quoteTrustedValue($value)
  78     {
  79         if (function_exists('db2_escape_string')) {
  80             return '\'' . db2_escape_string($value) . '\'';
  81         }
  82         return '\'' . str_replace("'", "''", $value) . '\'';
  83     }
  84
  85     /**
  86      * {@inheritDoc}
  87      */
  88     public function getIdentifierSeparator()
  89     {
  90         return $this->identifierSeparator;
  91     }
  92 }