function template_preprocess_views_simplechart_graph in Views Simple Chart 8

Implements template_preprocess_views_simplechart_graph().

File

./views_simplechart.theme.inc, line 11

This is preprocess hook for views.

Code

function template_preprocess_views_simplechart_graph(&$vars) {
  if (!empty($vars['view'])) {
    $view = $vars['view'];
    $options = $view->style_plugin->options;
    $chartdata[] = explode(',', $options['chart_axis_mapping']);
    $data = $view->style_plugin
      ->getRenderFields();
    for ($i = 0; $i < count($data); $i++) {
      foreach ($data[$i] as $key => $value) {
        $chartdata[$i + 1][] = trim(strip_tags($value
          ->__toString()));
      }
    }
    $chartdata = json_encode($chartdata, JSON_NUMERIC_CHECK);
    if ($options['chart_type'] == 'Timeline') {
      $chartdata = preg_replace('/"(\\d+)-(\\d+)-(\\d+)"/i', 'new Date(\'$1-$2-$3\')', $chartdata);
    }
    if (in_array($options['chart_type'], [
      'BarChart',
      'ColumnChart',
    ]) && $options['chart_type_stacked'] == 'yes') {
      $vars['isStacked'] = 'yes';
    }
    $vars['id'] = $view->storage
      ->id() . '_' . $view->current_display;
    $vars['metadata'] = $options;
    $vars['jsondata'] = $chartdata;
  }
}