function views_plugin_style_lineage_nested::render_nesting in Taxonomy Lineage 7

Same name and namespace in other branches

1. 6 views_plugin_style_lineage_nested.inc \views_plugin_style_lineage_nested::render_nesting()

1 call to views_plugin_style_lineage_nested::render_nesting()

views_plugin_style_lineage_nested::render in plugins/views_plugin_style_lineage_nested.inc

Render the display in this style.

File

plugins/views_plugin_style_lineage_nested.inc, line 180

Views style plugin that allows a view to be rendered as a nested list, based on Lineage's term hierarchy.

Class

views_plugin_style_lineage_nested

Implements views_plugin_style.

Code

function render_nesting($records, $rendered, $nesting_field = '', $term_name = FALSE) {
  $nested_sets = array();
  if (isset($this->view->field[$nesting_field])) {
    $field_alias = $this->view->field[$nesting_field]->field_alias;
  }
  if ($field_alias) {
    foreach ($records as $index => $row) {
      $nesting = '';

      // @todo Avoid using eval().
      $lineage = $row->{$field_alias};

      // If a filter term was passed, remove the lineage before the term.
      if ($term_name) {
        $lineage = strstr($lineage, $term_name);
        if ($lineage) {
          $lineage = substr($lineage, strlen($term_name) + 1);

          // +1 for \n
        }
      }

      // Strip weights from the lineage, if any.
      if ($lineage) {
        $lineage = explode("\n", $lineage);
        foreach ($lineage as $key => $value) {
          if ($value) {
            $lineage[$key] = lineage_strip_weight($value);
          }
        }
        $lineage = implode("\n", $lineage);
      }

      // Add the row to the array.
      $eval = "\$nested_sets" . "['" . str_replace("\n", "']['", addslashes($lineage) . $index) . "']" . " = \$rendered[\$index];";
      eval($eval);
    }
  }
  else {

    // Create a single group with an empty grouping field.
    $nested_sets[''] = $records;
  }
  return $nested_sets;
}