protected void processRoster(
HttpServletRequest request,
HttpServletResponse response,
String lti_message_type,
Site site,
String siteId,
String placement_id,
Properties pitch,
String user_id,
Map<String, Object> theMap)
throws java.io.IOException {
// Check for permission in placement
String allowRoster = pitch.getProperty(LTIService.LTI_ALLOWROSTER);
if (!"on".equals(allowRoster)) {
doError(
request,
response,
theMap,
"outcomes.invalid",
"lti_message_type=" + lti_message_type,
null);
return;
}
String roleMapProp = pitch.getProperty("rolemap");
String releaseName = pitch.getProperty(LTIService.LTI_SENDNAME);
String releaseEmail = pitch.getProperty(LTIService.LTI_SENDEMAILADDR);
String assignment = pitch.getProperty("assignment");
String allowOutcomes =
ServerConfigurationService.getString(
SakaiBLTIUtil.BASICLTI_OUTCOMES_ENABLED,
SakaiBLTIUtil.BASICLTI_OUTCOMES_ENABLED_DEFAULT);
if (!"true".equals(allowOutcomes)) allowOutcomes = null;
String maintainRole = site.getMaintainRole();
SakaiBLTIUtil.pushAdvisor();
boolean success = false;
try {
List<Map<String, Object>> lm = new ArrayList<Map<String, Object>>();
Set<Member> members = site.getMembers();
Map<String, String> roleMap = SakaiBLTIUtil.convertRoleMapPropToMap(roleMapProp);
for (Member member : members) {
Map<String, Object> mm = new TreeMap<String, Object>();
Role role = member.getRole();
String ims_user_id = member.getUserId();
mm.put("/user_id", ims_user_id);
String ims_role = "Learner";
// If there is a role mapping, it has precedence over site.update
if (roleMap.containsKey(role.getId())) {
ims_role = roleMap.get(role.getId());
} else if (ComponentManager.get(AuthzGroupService.class)
.isAllowed(ims_user_id, SiteService.SECURE_UPDATE_SITE, "/site/" + siteId)) {
ims_role = "Instructor";
}
// Using "/role" is inconsistent with to
// http://developers.imsglobal.org/ext_membership.html. It
// should be roles. If we can determine that nobody is using
// the role tag, we should remove it.
mm.put("/role", ims_role);
mm.put("/roles", ims_role);
User user = null;
if ("true".equals(allowOutcomes) && assignment != null) {
user = UserDirectoryService.getUser(ims_user_id);
String placement_secret = pitch.getProperty(LTIService.LTI_PLACEMENTSECRET);
String result_sourcedid =
SakaiBLTIUtil.getSourceDID(user, placement_id, placement_secret);
if (result_sourcedid != null) mm.put("/lis_result_sourcedid", result_sourcedid);
}
if ("on".equals(releaseName) || "on".equals(releaseEmail)) {
if (user == null) user = UserDirectoryService.getUser(ims_user_id);
if ("on".equals(releaseName)) {
mm.put("/person_name_given", user.getFirstName());
mm.put("/person_name_family", user.getLastName());
mm.put("/person_name_full", user.getDisplayName());
}
if ("on".equals(releaseEmail)) {
mm.put("/person_contact_email_primary", user.getEmail());
mm.put("/person_sourcedid", user.getEid());
}
}
Collection groups = site.getGroupsWithMember(ims_user_id);
if (groups.size() > 0) {
List<Map<String, Object>> lgm = new ArrayList<Map<String, Object>>();
for (Iterator i = groups.iterator(); i.hasNext(); ) {
Group group = (Group) i.next();
Map<String, Object> groupMap = new HashMap<String, Object>();
groupMap.put("/id", group.getId());
groupMap.put("/title", group.getTitle());
groupMap.put("/set", new HashMap(groupMap));
lgm.add(groupMap);
}
mm.put("/groups/group", lgm);
}
lm.add(mm);
}
theMap.put("/message_response/members/member", lm);
success = true;
} catch (Exception e) {
doError(request, response, theMap, "memberships.fail", "", e);
} finally {
SakaiBLTIUtil.popAdvisor();
}
if (!success) return;
theMap.put("/message_response/statusinfo/codemajor", "Success");
theMap.put("/message_response/statusinfo/severity", "Status");
theMap.put("/message_response/statusinfo/codeminor", "fullsuccess");
String theXml = XMLMap.getXML(theMap, true);
PrintWriter out = response.getWriter();
out.println(theXml);
M_log.debug(theXml);
}
protected void processSetting(
HttpServletRequest request,
HttpServletResponse response,
String lti_message_type,
Site site,
String siteId,
String placement_id,
Properties pitch,
String user_id,
Map<String, Object> theMap)
throws java.io.IOException {
String setting = null;
// Check for permission in placement
String allowSetting = pitch.getProperty(LTIService.LTI_ALLOWSETTINGS);
if (!"on".equals(allowSetting)) {
doError(
request,
response,
theMap,
"outcomes.invalid",
"lti_message_type=" + lti_message_type,
null);
return;
}
SakaiBLTIUtil.pushAdvisor();
boolean success = false;
try {
if ("basic-lti-loadsetting".equals(lti_message_type)) {
setting = pitch.getProperty(LTIService.LTI_SETTINGS_EXT);
// Remove this after the DB conversion for SAK-25621 is completed
// It is harmless until LTI 2.0 starts to get heavy use.
if (setting == null) {
setting = pitch.getProperty(LTIService.LTI_SETTINGS);
}
if (setting != null) {
theMap.put("/message_response/setting/value", setting);
}
success = true;
} else {
if (SakaiBLTIUtil.isPlacement(placement_id)) {
ToolConfiguration placement = SiteService.findTool(placement_id);
if ("basic-lti-savesetting".equals(lti_message_type)) {
setting = request.getParameter("setting");
if (setting == null) {
M_log.warn("No setting parameter");
doError(request, response, theMap, "setting.empty", "", null);
} else {
if (setting.length() > 8096) setting = setting.substring(0, 8096);
placement.getPlacementConfig().setProperty("toolsetting", setting);
}
} else if ("basic-lti-deletesetting".equals(lti_message_type)) {
placement.getPlacementConfig().remove("toolsetting");
}
try {
placement.save();
success = true;
} catch (Exception e) {
doError(request, response, theMap, "setting.save.fail", "", e);
}
} else {
Map<String, Object> content = null;
String contentStr = pitch.getProperty("contentKey");
Long contentKey = foorm.getLongKey(contentStr);
if (contentKey >= 0) content = ltiService.getContentDao(contentKey, siteId);
if (content != null) {
if ("basic-lti-savesetting".equals(lti_message_type)) {
setting = request.getParameter("setting");
if (setting == null) {
M_log.warn("No setting parameter");
doError(request, response, theMap, "setting.empty", "", null);
} else {
if (setting.length() > 8096) setting = setting.substring(0, 8096);
content.put(LTIService.LTI_SETTINGS_EXT, setting);
success = true;
}
} else if ("basic-lti-deletesetting".equals(lti_message_type)) {
content.put(LTIService.LTI_SETTINGS_EXT, null);
success = true;
}
if (success) {
Object result = ltiService.updateContentDao(contentKey, content, siteId);
if (result instanceof String) {
M_log.warn("Setting update failed: " + result);
doError(request, response, theMap, "setting.fail", "", null);
success = false;
}
}
}
}
}
} catch (Exception e) {
doError(request, response, theMap, "setting.fail", "", e);
} finally {
SakaiBLTIUtil.popAdvisor();
}
if (!success) return;
theMap.put("/message_response/statusinfo/codemajor", "Success");
theMap.put("/message_response/statusinfo/severity", "Status");
theMap.put("/message_response/statusinfo/codeminor", "fullsuccess");
String theXml = XMLMap.getXML(theMap, true);
PrintWriter out = response.getWriter();
out.println(theXml);
}