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   1  <?php
   2  /**
   3   * The summary XHTML form selects either up to the first two paragraphs
   4   * it find in a page or the first section (whichever comes first)
   5   * It strips out the table of contents if one exists
   6   * Section divs are not used - everything should be nested in a single
   7   * div with CSS class "page"
   8   * Headings have their a name link removed and section editing links
   9   * removed
  10   * It also attempts to capture the first heading in a page for
  11   * use as the title of the page.
  12   *
  13   *
  14   * @author Harry Fuecks <hfuecks@gmail.com>
  15   * @todo   Is this currently used anywhere? Should it?
  16   */
  17  class Doku_Renderer_xhtmlsummary extends Doku_Renderer_xhtml {
  18  
  19      // Namespace these variables to
  20      // avoid clashes with parent classes
  21      protected $sum_paragraphs = 0;
  22      protected $sum_capture = true;
  23      protected $sum_inSection = false;
  24      protected $sum_summary = '';
  25      protected $sum_pageTitle = false;
  26  
  27      /** @inheritdoc */
  28      public function document_start() {
  29          $this->doc .= DOKU_LF.'<div>'.DOKU_LF;
  30      }
  31  
  32      /** @inheritdoc */
  33      public function document_end() {
  34          $this->doc = $this->sum_summary;
  35          $this->doc .= DOKU_LF.'</div>'.DOKU_LF;
  36      }
  37  
  38      /** @inheritdoc */
  39      public function header($text, $level, $pos) {
  40          if ( !$this->sum_pageTitle ) {
  41              $this->info['sum_pagetitle'] = $text;
  42              $this->sum_pageTitle = true;
  43          }
  44          $this->doc .= DOKU_LF.'<h'.$level.'>';
  45          $this->doc .= $this->_xmlEntities($text);
  46          $this->doc .= "</h$level>".DOKU_LF;
  47      }
  48  
  49      /** @inheritdoc */
  50      public function section_open($level) {
  51          if ( $this->sum_capture ) {
  52              $this->sum_inSection = true;
  53          }
  54      }
  55  
  56      /** @inheritdoc */
  57      public function section_close() {
  58          if ( $this->sum_capture && $this->sum_inSection ) {
  59              $this->sum_summary .= $this->doc;
  60              $this->sum_capture = false;
  61          }
  62      }
  63  
  64      /** @inheritdoc */
  65      public function p_open() {
  66          if ( $this->sum_capture && $this->sum_paragraphs < 2 ) {
  67              $this->sum_paragraphs++;
  68          }
  69          parent :: p_open();
  70      }
  71  
  72      /** @inheritdoc */
  73      public function p_close() {
  74          parent :: p_close();
  75          if ( $this->sum_capture && $this->sum_paragraphs >= 2 ) {
  76              $this->sum_summary .= $this->doc;
  77              $this->sum_capture = false;
  78          }
  79      }
  80  
  81  }
  82  
  83  
  84  //Setup VIM: ex: et ts=2 :