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   1  <?php
   2  /*
   3   *  $Id: XsltTask.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/tasks/system/CopyTask.php';
  23  include_once 'phing/system/io/FileReader.php';
  24  include_once 'phing/system/io/FileWriter.php';
  25  include_once 'phing/filters/XsltFilter.php';
  26  
  27  /**
  28   * Implements an XSLT processing filter while copying files.
  29   *
  30   * This is a shortcut for calling the <copy> task with the XSLTFilter used
  31   * in the <filterchains> section.
  32   * 
  33   * @author    Andreas Aderhold, andi@binarycloud.com
  34   * @version   $Revision: 1.8 $
  35   * @package   phing.tasks.system
  36   */
  37  class XsltTask extends CopyTask {
  38      
  39      /** XSLTFilter object that we use to handle transformation. */
  40      private $xsltFilter;
  41      
  42      /** Parameters to pass to XSLT procesor. */
  43      private $parameters = array();
  44      
  45      /**
  46       * Setup the filterchains w/ XSLTFilter that we will use while copying the files.
  47       */
  48      function init() {
  49          $xf = new XsltFilter();
  50          $chain = $this->createFilterChain($this->getProject());
  51          $chain->addXsltFilter($xf);
  52          $this->xsltFilter = $xf;        
  53      }
  54      
  55      /**
  56       * Set any XSLT Param and invoke CopyTask::main()
  57       * @see CopyTask::main()
  58       */
  59      function main() {        
  60          $this->log("Doing XSLT transformation using stylesheet " . $this->xsltFilter->getStyle(), PROJECT_MSG_VERBOSE);
  61          $this->xsltFilter->setParams($this->parameters);
  62          parent::main();
  63      }
  64      
  65      /**
  66       * Set the stylesheet to use.
  67       * @param PhingFile $style
  68       */
  69      function setStyle(PhingFile $style) {
  70          $this->xsltFilter->setStyle($style);
  71      }
  72      
  73      /**
  74       * Support nested <param> tags useing XSLTParam class.
  75       * @return XSLTParam
  76       */
  77      function createParam() {
  78          $num = array_push($this->parameters, new XSLTParam());
  79          return $this->parameters[$num-1];
  80      }
  81  }