code: public function viewBody() {
  
  		// Get sticky values
  		$sticky_values = hypePrototyper()->prototype->getStickyValues($this->action);
  		hypePrototyper()->prototype->clearStickyValues($this->action);
  
  		// Get validation errors and messages
  		$validation_status = hypePrototyper()->prototype->getValidationStatus($this->action);
  		hypePrototyper()->prototype->clearValidationStatus($this->action);
  
  		// Prepare fields
  		$i = 0;
  		foreach ($this->fields as $field) {
  
  			if (!$field instanceof Field) {
  				continue;
  			}
  
  			if ($field->getInputView() === false) {
  				continue;
  			}
  
  			$shortname = $field->getShortname();
  			if (isset($sticky_values[$shortname])) {
  				$field->setStickyValue($sticky_values[$shortname]);
  			}
  
  			if (isset($validation_status[$shortname])) {
  				$field->setValidation($validation_status[$shortname]['status'], $validation_status[$shortname]['messages']);
  			}
  
  			$output .= $field->viewInput(array(
  				'index' => $i,
  				'entity' => $this->entity,
  			));
  
  			$i++;
  		}
  
  		$submit = elgg_view('prototyper/input/submit', array(
  			'entity' => $this->entity,
  			'action' => $this->action,
  		));
  
  		$output .= elgg_format_element('div', array(
  			'class' => 'elgg-foot',
  				), $submit);
  
  		return $output;
  	}
docs: Returns form body HTML
  @return string