function views_data_export_plugin_style_export::render_body in Views data export 7.4

Same name and namespace in other branches

1. 6.3 plugins/views_data_export_plugin_style_export.inc \views_data_export_plugin_style_export::render_body()
2. 6 plugins/views_data_export_plugin_style_export.inc \views_data_export_plugin_style_export::render_body()
3. 6.2 plugins/views_data_export_plugin_style_export.inc \views_data_export_plugin_style_export::render_body()
4. 7 plugins/views_data_export_plugin_style_export.inc \views_data_export_plugin_style_export::render_body()
5. 7.3 plugins/views_data_export_plugin_style_export.inc \views_data_export_plugin_style_export::render_body()

1 call to views_data_export_plugin_style_export::render_body()

views_data_export_plugin_style_export::render in plugins/views_data_export_plugin_style_export.inc

Render the display in this style.

File

plugins/views_data_export_plugin_style_export.inc, line 340

Plugin include file for export style plugin.

Class

views_data_export_plugin_style_export

Generalized style plugin for export plugins.

Code

function render_body($file = null) {

  // Return a value if we haven't been given a file to write to.
  $return_a_value = is_null($file);
  if ($return_a_value) {

    // Write to our own memory stream.
    $file = fopen('php://memory', 'w+');
  }
  if ($this
    ->uses_row_plugin() && empty($this->row_plugin)) {
    vpr('views_plugin_style_default: Missing row plugin');
    return;
  }
  $view = $this->view;
  $fields =& $view->field;
  $field_labels = $this->display->handler
    ->get_field_labels();

  // Group the rows according to the grouping field, if specified.
  $sets = $this
    ->render_grouping($this->view->result, $this->options['grouping']);

  // Render each group separately and concatenate.  Plugins may override this
  // method if they wish some other way of handling grouping.
  $output = '';

  //    $file = fopen('php://memory', 'w+');
  $exporter = $this
    ->get_exporter();
  $row_count = 0;
  foreach ($sets as $title => $records) {
    if ($this
      ->uses_row_plugin()) {
      $rows = array();
      foreach ($records as $row_index => $row) {
        $this->view->row_index = $row_index;
        $rows[] = $this->row_plugin
          ->render($row);
      }
    }
    else {
      $rows = $records;
    }
    $hide_empty_support = $exporter
      ->supports_hide_if_empty();
    $themed_rows = array();
    $keys = array_keys($fields);
    foreach ($rows as $num => $row) {
      $themed_rows[$num] = array();
      foreach ($keys as $id) {
        if (empty($fields[$id]->options['exclude'])) {
          $content = $view->style_plugin->rendered_fields[$num][$id];
          if ($hide_empty_support && !empty($fields[$id]->options['hide_empty'])) {
            if ($fields[$id]
              ->is_value_empty($content, $fields[$id]->options['empty_zero'])) {
              continue;
            }
          }
          $themed_rows[$num][$id] = $content;
        }
      }
    }
    foreach ($themed_rows as $row) {
      $exporter
        ->add_row($file, $row, $row_count, $field_labels);
      $row_count++;
    }
  }
  unset($this->view->row_index);

  // Return a value if we haven't been given a file to write to.
  if ($return_a_value) {

    // Read from file and verify contents.
    fseek($file, 0);
    $contents = '';
    while (!feof($file)) {
      $contents .= fread($file, 8192);
    }

    // Close up the file stream.
    fclose($file);

    // Return the contents.
    return $contents;
  }
}