function google_chart_tools_views_plugin_style::render in Google Chart Tools 7

Render the display in this style.

Overrides views_plugin_style::render

File

google_chart_tools_views/views/google_chart_tools_views_plugin_style.inc, line 116

Contains the Google Chart Tools display plugin.

Class

google_chart_tools_views_plugin_style

The views style plugin.

Code

function render() {
  $header = array();
  $item = array();

  // Special treat to OrgChart.
  if ($this->options['type'] == 'OrgChart') {
    foreach ($this
      ->render_fields($this->view->result) as $row_index => $row) {
      foreach ($row as $key => $field) {
        if (!$this->view->field[$key]->options['exclude']) {
          $item[$row_index][] = $field;
        }
      }
    }
  }
  else {
    foreach ($this->view->field as $key => $field) {
      if ($field->position !== 0 && !$field->options['exclude']) {
        $column[] = !empty($field->options['label']) ? $field->options['label'] : $field->definition['title'];
      }
    }
    foreach ($this
      ->render_fields($this->view->result) as $row_index => $row) {
      foreach ($row as $key => $field) {
        if (!$this->view->field[$key]->options['exclude']) {
          if ($this->view->field[$key]->position === 0) {
            $header[$row_index] = $field;
          }
          else {
            $item[$row_index][] = strip_tags($field);
          }
        }
      }
    }
    $item = _google_chart_tools_flip($item);
  }

  // Account for grouping field being set.
  if (isset($this->options['grouping'][0])) {
    _google_chart_tools_apply_grouping_conversion($header, $item);
  }

  // More flexible to allow for future option replacement.
  $option_substitutions = array(
    'vaxis_title',
    'haxis_title',
    'title',
  );

  // Allow the use of view build info substitutions.
  $tokens = array();
  if (!empty($this->view->build_info['substitutions'])) {
    $tokens = $this->view->build_info['substitutions'];
  }
  $count = 0;
  foreach ($this->view->display_handler
    ->get_handlers('argument') as $arg => $handler) {
    $token = '%' . ++$count;
    if (!isset($tokens[$token])) {
      $tokens[$token] = '';
    }

    // Use strip tags as there should never be HTML in the title.
    // However, we need to preserve special characters like " that
    // were removed by check_plain().
    $tokens['!' . $count] = isset($this->view->args[$count - 1]) ? strip_tags(decode_entities($this->view->args[$count - 1])) : '';
  }

  // Loop through and replace view-tokens.
  foreach ($option_substitutions as $option_name) {
    $this->options[$option_name] = str_replace(array_keys($tokens), array_values($tokens), $this->options[$option_name]);
  }
  $settings['chart'][drupal_clean_css_identifier($this->view->name . '-' . $this->display->id)] = array(
    'header' => !empty($header) ? $header : '',
    'rows' => $item,
    'columns' => !empty($column) ? $column : '',
    'chartType' => $this->options['type'],
    'options' => array(
      'vAxis' => array(
        'title' => $this->options['vaxis_title'],
      ),
      'hAxis' => array(
        'title' => $this->options['haxis_title'],
      ),
      'forceIFrame' => FALSE,
      'curveType' => $this->options['curve'] ? "function" : "none",
      'is3D' => $this->options['3d'],
      'isStacked' => $this->options['isstacked'],
      'pointSize' => $this->options['pointsize'],
      'colors' => $this->options['colors'] ? explode(",", str_replace(' ', '', $this->options['colors'])) : NULL,
      'title' => $this->options['title'],
      'width' => $this->options['width'],
      'height' => $this->options['height'],
      'allowHtml' => TRUE,
    ),
  );
  if (strpos($_GET['q'], 'admin/structure/views/nojs/preview') === FALSE) {

    // Draw it.
    $ret = draw_chart($settings);
    return $ret['markup'];
  }
}