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   1  <?php
   2  /*
   3   *  $Id: YesNoInputRequest.php 3076 2006-12-18 08:52:12Z fabien $
   4   *
   5   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   6   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   7   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   8   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   9   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  10   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  11   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  12   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  13   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  14   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  15   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  16   *
  17   * This software consists of voluntary contributions made by many individuals
  18   * and is licensed under the LGPL. For more information please see
  19   * <http://phing.info>.
  20   */
  21  
  22  require_once 'phing/input/MultipleChoiceInputRequest.php';
  23  
  24  /**
  25   * Encapsulates an input request that returns a boolean (yes/no).
  26   *
  27   * @author Hans Lellelid <hans@xmpl.org>
  28   * @version $Revision: 1.4 $
  29   * @package phing.input
  30   */
  31  class YesNoInputRequest extends MultipleChoiceInputRequest {     
  32  
  33      /**
  34       * @return true if the input is one of the allowed values.
  35       */
  36      public function isInputValid() {
  37          return StringHelper::isBoolean($this->input);        
  38      }
  39      
  40      /**
  41       * Converts input to boolean.
  42       * @return boolean
  43       */
  44      public function getInput() {
  45          return StringHelper::booleanValue($this->input);
  46      }
  47  }