private function views_oai_pmh_plugin_row_auto::_check_row_objects in Views OAI-PMH 7.2

Same name and namespace in other branches

1. 6.2 plugins/views_oai_pmh_plugin_row_auto.inc \views_oai_pmh_plugin_row_auto::_check_row_objects()

Clones this object's properties into its row objects. Only performs this action the first time the function is called; subsequent calls just run the validity test.

Return value

boolean TRUE if the objects are OK, FALSE if not.

4 calls to views_oai_pmh_plugin_row_auto::_check_row_objects()

views_oai_pmh_plugin_row_auto::options_form in plugins/views_oai_pmh_plugin_row_auto.inc

Provide a form for setting options.

views_oai_pmh_plugin_row_auto::options_submit in plugins/views_oai_pmh_plugin_row_auto.inc

Perform any necessary changes to the form values prior to storage. There is no need for this function to actually store the data.

views_oai_pmh_plugin_row_auto::render in plugins/views_oai_pmh_plugin_row_auto.inc

Render a row object. This usually passes through to a theme template of some form, but not always.

views_oai_pmh_plugin_row_auto::validate in plugins/views_oai_pmh_plugin_row_auto.inc

Validate that the plugin is correct and can be saved.

File

plugins/views_oai_pmh_plugin_row_auto.inc, line 46

Definition of the views_oai_pmh_plugin_row_auto class.

Class

views_oai_pmh_plugin_row_auto

Code

private function _check_row_objects() {

  // Filter out row plugins that aren't appropriate to this style plugin.
  $row_plugin = $this->view->display[$this->view->current_display]->handler->options['row_plugin'];
  if ($row_plugin != 'auto' && !in_array($row_plugin, $GLOBALS['views_oai_pmh'])) {
    return FALSE;
  }

  // Check to see if the $_row_objects array has not been populated already.
  if (!$this->_row_objects_populated) {

    // We'll use these two variables to determine the metadata type to use:
    // 1) The "metadataPrefix" parameter from the query string.
    $metadata_prefix = array_key_exists('metadataPrefix', $_GET) && $_GET['metadataPrefix'] != '' ? $_GET['metadataPrefix'] : '';

    // 2) The active row plugin from the View (see above).
    // If we're set to use the Auto row plugin, then use the metadataPrefix parameter from the query string.
    if ($row_plugin == 'auto' && array_key_exists($metadata_prefix, $GLOBALS['views_oai_pmh'])) {
      $this->_metadata_format = $metadata_prefix;
    }
    elseif ($row_plugin != '' && $row_plugin != 'auto') {
      $this->_metadata_format = $row_plugin;
    }
    else {
      $this->_metadata_format = $GLOBALS['views_oai_pmh_default'];
    }

    // Examine each value in the array of row objects, which should all be unconfigured at this point.
    foreach ($this->_row_objects as $key => $row_object) {

      // Populate each row object with the properties of this 'Auto' object.
      foreach ($this as $property => $value) {
        switch ($property) {

          // Don't apply the properties that are unique to the 'Auto' class.
          case '_row_objects':
          case '_row_objects_populated':
          case '_metadata_format':
            break;

          // We need to overwrite the theme-related properties with themes appropriate to the object type we're creating.
          case 'definition':
            $value['theme'] = $GLOBALS['views_oai_pmh'][$this->_metadata_format]->field_theme;
            $value['handler'] = $GLOBALS['views_oai_pmh'][$this->_metadata_format]->handler;
            $this->_row_objects[$key]->{$property} = $value;
            break;

          // Create/set the property in the row object.
          default:
            $this->_row_objects[$key]->{$property} = $value;
            break;
        }
      }
    }

    // Flag the object population code as complete so this block doesn't run again.
    $this->_row_objects_populated = TRUE;
  }

  // Check each individual array item for a valid object of type 'views_oai_pmh_plugin_row_misc', returning a failure if we encounter any errors.
  foreach ($this->_row_objects as $obj) {
    if (!is_object($obj) || get_class($obj) != 'views_oai_pmh_plugin_row_misc') {
      return FALSE;
    }
  }
  return TRUE;
}