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MSSQLPreparedStatement.php

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<?php
/*
 *  $Id: MSSQLPreparedStatement.php,v 1.1 2004/05/03 16:25:27 micha Exp $
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * This software consists of voluntary contributions made by many individuals
 * and is licensed under the LGPL. For more information please see
 * <http://creole.phpdb.org>.
 */

require_once 'creole/PreparedStatement.php';
require_once 'creole/common/PreparedStatementCommon.php';

class MSSQLPreparedStatement extends PreparedStatementCommon
{
  function setBlob($paramIndex, $blob) 
  {
    if ($blob === null) {
        $this->setNull($paramIndex);
    } else {
      // they took magic __toString() out of PHP5.0.0; this sucks
      if (is_object($blob)) {
        $blob = $blob->__toString();
      }            
      $data = unpack("H*hex", $blob);
      $this->boundInVars[$paramIndex] = '0x'.$data['hex']; // no surrounding quotes!
    }        
  }

  function escape($subject)
  {
    // use this instead of magic_quotes_sybase + addslashes(),
    // just in case multiple RDBMS being used at the same time
    return str_replace("'", "''", $subject);
  }
  
  function & executeQuery($p1 = null, $fetchmode = null)
  {    
    $params = null;
    if ($fetchmode !== null) {
      $params = $p1;
    } elseif ($p1 !== null) {
      if (is_array($p1)) $params = $p1;
      else $fetchmode = $p1;
    }
    
    if ($params) {
      for($i=0,$cnt=count($params); $i < $cnt; $i++) {
          $this->set($i+1, $params[$i]);
      }
    }
    
    $this->updateCount = null; // reset
    $sql =& $this->replaceParams();
    
    if (Creole::isError($sql)) {
      return $sql;
    }

    if ($this->offset > 0 && $this->limit <= 0) {
      return new SQLException(CREOLE_ERROR, 'Cannot specify an offset without limit.');
    }
    
    $this->resultSet =& $this->conn->executeQuery($sql, $fetchmode);
    if (Creole::isError($this->resultSet)) { return $this->resultSet; }
    $this->resultSet->_setOffset($this->offset);
    $this->resultSet->_setLimit($this->limit);                
    return $this->resultSet;
  }

}

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This file is part of the Creole[php4] library.