public void doEdit(RenderRequest request, RenderResponse response)
throws PortletException, IOException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
String title = getTitleString(request);
if (title != null) response.setTitle(title);
Context context = new VelocityContext();
context.put("tlang", rb);
context.put("validator", validator);
sendAlert(request, context);
PortletURL url = response.createActionURL();
context.put("actionUrl", url.toString());
context.put("doCancel", "sakai.cancel");
context.put("doUpdate", "sakai.update");
// get current site
Placement placement = ToolManager.getCurrentPlacement();
String siteId = "";
// find the right LTIContent object for this page
String source = placement.getPlacementConfig().getProperty(SOURCE);
Long key = getContentIdFromSource(source);
if (key == null) {
out.println(rb.getString("get.info.notconfig"));
M_log.warn("Cannot find content id placement=" + placement.getId() + " source=" + source);
return;
}
Map<String, Object> content = m_ltiService.getContent(key);
if (content == null) {
out.println(rb.getString("get.info.notconfig"));
M_log.warn("Cannot find content item placement=" + placement.getId() + " key=" + key);
return;
}
// attach the ltiToolId to each model attribute, so that we could have the tool configuration
// page for multiple tools
String foundLtiToolId = content.get(m_ltiService.LTI_TOOL_ID).toString();
Map<String, Object> tool = m_ltiService.getTool(Long.valueOf(foundLtiToolId));
if (tool == null) {
out.println(rb.getString("get.info.notconfig"));
M_log.warn("Cannot find tool placement=" + placement.getId() + " key=" + foundLtiToolId);
return;
}
String[] contentToolModel = m_ltiService.getContentModel(Long.valueOf(foundLtiToolId));
String formInput = m_ltiService.formInput(content, contentToolModel);
context.put("formInput", formInput);
vHelper.doTemplate(vengine, "/vm/edit.vm", context, out);
}
public void init(PortletConfig config) throws PortletException {
super.init(config);
pContext = config.getPortletContext();
try {
vengine = vHelper.makeEngine(pContext);
} catch (Exception e) {
throw new PortletException("Cannot initialize Velocity ", e);
}
M_log.info("iFrame Portlet vengine=" + vengine + " rb=" + rb);
}
// Render the portlet - this is not supposed to change the state of the portlet
// Render may be called many times so if it changes the state - that is tacky
// Render will be called when someone presses "refresh" or when another portlet
// onthe same page is handed an Action.
public void doView(RenderRequest request, RenderResponse response)
throws PortletException, IOException {
response.setContentType("text/html");
// System.out.println("==== doView called ====");
// Grab that underlying request to get a GET parameter
ServletRequest req = (ServletRequest) ThreadLocalManager.get(CURRENT_HTTP_REQUEST);
String popupDone = req.getParameter("sakai.popup");
PrintWriter out = response.getWriter();
Placement placement = ToolManager.getCurrentPlacement();
response.setTitle(placement.getTitle());
String source = placement.getPlacementConfig().getProperty(SOURCE);
if (source == null) source = "";
String height = placement.getPlacementConfig().getProperty(HEIGHT);
if (height == null) height = "1200px";
boolean maximize = "true".equals(placement.getPlacementConfig().getProperty(MAXIMIZE));
boolean popup = false; // Comes from content item
boolean oldPopup = "true".equals(placement.getPlacementConfig().getProperty(POPUP));
// Retrieve the corresponding content item and tool to check the launch
Map<String, Object> content = null;
Map<String, Object> tool = null;
Long key = getContentIdFromSource(source);
if (key == null) {
out.println(rb.getString("get.info.notconfig"));
M_log.warn("Cannot find content id placement=" + placement.getId() + " source=" + source);
return;
}
try {
content = m_ltiService.getContent(key);
// If we are supposed to popup (per the content), do so and optionally
// copy the calue into the placement to communicate with the portal
popup = getLongNull(content.get("newpage")) == 1;
if (oldPopup != popup) {
placement.getPlacementConfig().setProperty(POPUP, popup ? "true" : "false");
placement.save();
}
String launch = (String) content.get("launch");
Long tool_id = getLongNull(content.get("tool_id"));
if (launch == null && tool_id != null) {
tool = m_ltiService.getTool(tool_id);
launch = (String) tool.get("launch");
}
// Force http:// to pop-up if we are https://
String serverUrl = ServerConfigurationService.getServerUrl();
if (request.isSecure() || (serverUrl != null && serverUrl.startsWith("https://"))) {
if (launch != null && launch.startsWith("http://")) popup = true;
}
} catch (Exception e) {
out.println(rb.getString("get.info.notconfig"));
e.printStackTrace();
return;
}
if (source != null && source.trim().length() > 0) {
Context context = new VelocityContext();
context.put("tlang", rb);
context.put("validator", validator);
context.put("source", source);
context.put("height", height);
sendAlert(request, context);
context.put("popupdone", Boolean.valueOf(popupDone != null));
context.put("popup", Boolean.valueOf(popup));
context.put("maximize", Boolean.valueOf(maximize));
vHelper.doTemplate(vengine, "/vm/main.vm", context, out);
} else {
out.println(rb.getString("get.info.notconfig"));
}
// System.out.println("==== doView complete ====");
}