@Override
public void beforeView(
final HttpServletRequest request,
final HttpServletResponse response,
final ModelAndView modelAndView) {
// Check to see if the controller has specified a Index/Follow directive for robots
if (modelAndView != null && !modelAndView.getModel().containsKey("metaRobots")) {
// Build a default directive
String robotsValue = "no-index,no-follow";
if (RequestMethod.GET.name().equalsIgnoreCase(request.getMethod())) {
if (request.isSecure()) {
robotsValue = "no-index,follow";
}
// Since no model attribute metaRobots can be set for JSON response, then configure that
// servlet path in the xml.
// If its a regular response and this setting has to be overriden then set model attribute
// metaRobots
else if (CollectionUtils.contains(
getRobotIndexForJSONMapping().keySet().iterator(), request.getServletPath())) {
robotsValue = getRobotIndexForJSONMapping().get(request.getServletPath());
} else {
robotsValue = "index,follow";
}
} else if (RequestMethod.POST.name().equalsIgnoreCase(request.getMethod())) {
robotsValue = "no-index,no-follow";
}
modelAndView.addObject("metaRobots", robotsValue);
}
if (modelAndView != null && modelAndView.getModel().containsKey("metatags")) {
final MetaElementData metaElement = new MetaElementData();
metaElement.setName("robots");
metaElement.setContent((String) modelAndView.getModel().get("metaRobots"));
((List<MetaElementData>) modelAndView.getModel().get("metatags")).add(metaElement);
}
}
protected MetaElementData createMetaElement(final String name, final String content) {
final MetaElementData element = new MetaElementData();
element.setName(name);
element.setContent(content);
return element;
}