function panels_add_content in Panels 6.2

Same name and namespace in other branches

1. 5.2 includes/display_edit.inc \panels_add_content()

Related topics

1 call to panels_add_content()

panels_ajax_add_pane_choose in includes/display-edit.inc

Entry point for AJAX: 'Add Content' modal form, from which the user selects the type of pane to add.

File

includes/display-edit.inc, line 352

Code

function panels_add_content($cache, $panel_id) {
  $did = $cache->display->did;
  if (!isset($cache->content_types)) {
    $cache->content_types = panels_get_available_content_types();
  }
  $weights = array(
    t('Contributed blocks') => 0,
  );
  $categories = array();
  $titles = array();
  foreach ($cache->content_types as $type_name => $subtypes) {
    if (is_array($subtypes)) {
      $content_type = panels_get_content_type($type_name);
      foreach ($subtypes as $subtype_name => $subtype_info) {
        $title = filter_xss_admin($subtype_info['title']);
        $description = isset($subtype_info['description']) ? $subtype_info['description'] : $title;
        $icon = '';
        if (isset($subtype_info['icon'])) {
          $icon = $subtype_info['icon'];
          if (isset($subtype_info['path']) && file_exists($subtype_info['path'] . '/' . $icon)) {
            $path = $subtype_info['path'];
          }
          else {
            if (isset($content_type['path']) && file_exists($content_type['path'] . '/' . $icon)) {
              $path = $content_type['path'];
            }
            else {
              if (file_exists(panels_get_path("content_types/{$type_name}") . '/' . $icon)) {
                $path = panels_get_path("content_types/{$type_name}");
              }
            }
          }
        }
        if (empty($icon)) {
          $icon = 'no-icon.png';
          $path = panels_get_path('images');
        }
        if (isset($subtype_info['category'])) {
          if (is_array($subtype_info['category'])) {
            list($category, $weight) = $subtype_info['category'];
            $weights[$category] = $weight;
          }
          else {
            $category = $subtype_info['category'];
            if (!isset($weights['category'])) {
              $weights[$category] = 0;
            }
          }
        }
        else {
          $category = t('Contrib blocks');
        }
        $output = '<div class="content-type-button clear-block">';
        $link_image = theme('image', $path . '/' . $icon, $description, $description);
        $url = "panels/ajax/add-pane-config/{$did}/{$panel_id}/{$type_name}/{$subtype_name}";
        $output .= panels_ajax_text_button($link_image, $url, $description, 'panels-modal-add-config');
        $output .= '<div>' . panels_ajax_text_button($title, $url, $description, 'panels-modal-add-config') . '</div>';
        $output .= '</div>';
        if (!isset($categories[$category])) {
          $categories[$category] = array();
          $titles[$category] = array();
        }
        $categories[$category][] = $output;
        $titles[$category][] = $title;
      }
    }
  }
  if (!$categories) {
    $output = t('There are no content types you may add to this display.');
  }
  else {
    asort($weights);
    $output = '';
    $columns = 3;
    foreach (range(1, $columns) as $column) {
      $col[$column] = '';
      $size[$column] = 0;
    }
    foreach ($weights as $category => $weight) {
      $which = 1;

      // default;
      $count = count($titles[$category]) + 3;

      // add 3 to account for title.
      // Determine which column to use by seeing which column has the most
      // free space. This algorithm favors left.
      foreach (range($columns, 2) as $column) {
        if ($size[$column - 1] - $size[$column] > $count / 2 || $size[$column - 1] > 0 && $size[$column] == 0) {
          $which = $column;
          break;
        }
      }
      $col[$which] .= '<div class="panels-section">';
      $col[$which] .= '<h3 class="panels-section-title">' . $category . '</h3>';
      $col[$which] .= '<div class="panels-section-decorator"></div>';
      $col[$which] .= '<div class="panels-section-content">';
      if (is_array($titles[$category])) {
        natcasesort($titles[$category]);
        foreach ($titles[$category] as $id => $title) {
          $col[$which] .= $categories[$category][$id];
        }
      }
      $col[$which] .= '</div>';
      $col[$which] .= '</div>';
      $size[$which] += $count;
    }
    foreach ($col as $column) {
      $output .= '<div class="panels-section-column">' . $column . '</div>';
    }
  }
  return $output;
}