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   1  <?php
   2  
   3  /**
   4   * @file
   5   *
   6   * Contains Panels display rendering functions.
   7   */
   8  
   9  /**
  10   * Render the administrative layout of a display.
  11   *
  12   * This is used for the edit version, so that layouts can have different
  13   * modes, such as the flexible layout designer mode.
  14   */
  15  function panels_render_layout_admin($layout, $content, $display) {
  16    // @todo This should be abstracted.
  17    if (!empty($layout['css'])) {
  18      if (file_exists(path_to_theme() . '/' . $layout['css'])) {
  19        drupal_add_css(path_to_theme() . '/' . $layout['css']);
  20      }
  21      else {
  22        drupal_add_css($layout['path'] . '/' . $layout['css']);
  23      }
  24    }
  25  
  26    if (isset($layout['admin css'])) {
  27      drupal_add_css($layout['path'] . '/' . $layout['admin css']);
  28    }
  29  
  30    $theme = isset($layout['admin theme']) ? $layout['admin theme'] : $layout['theme'];
  31    return theme($theme, isset($display->css_id) ? $display->css_id : '', $content, $display->layout_settings, $display, $layout);
  32  }
  33  
  34  /**
  35   * Render a pane using the appropriate style.
  36   *
  37   * Legacy function; this behavior has been moved onto the display renderer
  38   * object. The function name here is included for backwards compatibility. New
  39   * style plugins should NEVER call it.
  40   *
  41   * $content
  42   *   The already rendered content via panels_render_pane_content()
  43   * $pane
  44   *   The $pane information from the display
  45   * $display
  46   *   The display.
  47   */
  48  function panels_render_pane($content, $pane, &$display) {
  49    if ($display->hide_title == PANELS_TITLE_PANE && !empty($display->title_pane) && $display->title_pane == $pane->pid) {
  50  
  51      // If the user selected to override the title with nothing, and selected
  52      // this as the title pane, assume the user actually wanted the original
  53      // title to bubble up to the top but not actually be used on the pane.
  54      if (empty($content->title) && !empty($content->original_title)) {
  55        $display->stored_pane_title = $content->original_title;
  56      }
  57      else {
  58        $display->stored_pane_title = !empty($content->title) ? $content->title : '';
  59      }
  60    }
  61  
  62    if (!empty($content->content)) {
  63      if (!empty($pane->style['style'])) {
  64        $style = panels_get_style($pane->style['style']);
  65  
  66        if (isset($style) && isset($style['render pane'])) {
  67          $output = theme($style['render pane'], $content, $pane, $display, $style);
  68  
  69          // This could be null if no theme function existed.
  70          if (isset($output)) {
  71            return $output;
  72          }
  73        }
  74      }
  75  
  76      // fallback
  77      return theme('panels_pane', $content, $pane, $display);
  78    }
  79  }
  80  
  81  /**
  82   * Given a display and the id of a panel, get the style in which to render
  83   * that panel.
  84   */
  85  function panels_get_panel_style_and_settings($panel_settings, $panel) {
  86    if (empty($panel_settings)) {
  87      return array(panels_get_style('default'), array());
  88    }
  89  
  90    if (empty($panel_settings[$panel]['style']) || $panel_settings[$panel]['style'] == -1) {
  91      if (empty($panel_settings['style'])) {
  92        return array(panels_get_style('default'), array());
  93      }
  94  
  95      $style = panels_get_style($panel_settings['style']);
  96      $style_settings = isset($panel_settings['style_settings']['default']) ? $panel_settings['style_settings']['default'] : array();
  97    }
  98    else {
  99      $style = panels_get_style($panel_settings[$panel]['style']);
 100      $style_settings = isset($panel_settings['style_settings'][$panel]) ? $panel_settings['style_settings'][$panel] : array();
 101    }
 102  
 103    return array($style, $style_settings);
 104  }