<?php
/* 
 *  $Id$
 *
 * 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, see
 * <http://www.phpdoctrine.com>.
 */
Doctrine::autoload('Doctrine_Connection_Exception');
/**
 * Doctrine_Connection_Mssql_Exception
 *
 * @package     Doctrine
 * @license     http://www.opensource.org/licenses/lgpl-license.php LGPL
 * @author      Konsta Vesterinen <kvesteri@cc.hut.fi>
 * @author      Lukas Smith <smith@pooteeweet.org> (PEAR MDB2 library)
 * @since       1.0
 * @version     $Revision$
 * @category    Object Relational Mapping
 * @link        www.phpdoctrine.com
 */
class Doctrine_Connection_Mssql_Exception extends Doctrine_Connection_Exception { 
    /**
     * @var array $errorCodeMap         an array that is used for determining portable
     *                                  error code from a native database error code
     */
    protected static $errorCodeMap = array(
                                      110   => MDB2_ERROR_VALUE_COUNT_ON_ROW,
                                      155   => MDB2_ERROR_NOSUCHFIELD,
                                      170   => MDB2_ERROR_SYNTAX,
                                      207   => MDB2_ERROR_NOSUCHFIELD,
                                      208   => MDB2_ERROR_NOSUCHTABLE,
                                      245   => MDB2_ERROR_INVALID_NUMBER,
                                      515   => MDB2_ERROR_CONSTRAINT_NOT_NULL,
                                      547   => MDB2_ERROR_CONSTRAINT,
                                      1913  => MDB2_ERROR_ALREADY_EXISTS,
                                      2627  => MDB2_ERROR_CONSTRAINT,
                                      2714  => MDB2_ERROR_ALREADY_EXISTS,
                                      3701  => MDB2_ERROR_NOSUCHTABLE,
                                      8134  => MDB2_ERROR_DIVZERO,
                                      );
    /**
     * This method checks if native error code/message can be 
     * converted into a portable code and then adds this 
     * portable error code to errorInfo array and returns the modified array
     *
     * the portable error code is added at the end of array
     *
     * @param array $errorInfo      error info array
     * @since 1.0
     * @return array
     */
    public function processErrorInfo(array $errorInfo) {
        $code = $errorInfo[1];
        if(isset(self::$errorCodeMap[$code]))
            $errorInfo[3] = self::$errorCodeMap[$code];
            
        return $errorInfo;
    }
}