/**
* Get viewable subsystem list
*
* @param request
* @return never null, elements are nds.schema.SubSystem
*/
public List getSubSystems(HttpServletRequest request) {
UserWebImpl userWeb =
((UserWebImpl)
WebUtils.getSessionContextManager(request.getSession())
.getActor(nds.util.WebKeys.USER));
ArrayList subs = new ArrayList();
if (userWeb.getUserId() == userWeb.GUEST_ID) {
return subs;
}
List al = (List) userWeb.getProperty("subsystems"); // elements are subystem.id
TableManager manager = TableManager.getInstance();
if (al != null) {
for (int i = 0; i < al.size(); i++) {
int sid = ((Integer) al.get(i)).intValue();
SubSystem ss = manager.getSubSystem(sid);
if (ss != null) subs.add(ss);
}
} else {
// search all tablecategoris for subsystem
// add users subsystems param
al = new ArrayList();
String[] sub_list;
try {
String subsystems =
(String)
QueryEngine.getInstance()
.doQueryOne("SELECT subsystems from users where id=" + userWeb.getUserId());
if (Validator.isNotNull(subsystems)) {
sub_list = subsystems.split(",");
for (int m = 0; m < sub_list.length; m++) {
SubSystem usersub = manager.getSubSystem(sub_list[m].trim());
if (usersub != null) {
if (usersub.getId() == 10) continue;
al.add(new Integer(usersub.getId()));
subs.add(usersub);
}
}
userWeb.setProperty("subsystems", al);
return subs;
}
} catch (QueryException e) {
logger.error("Fail to load subsystems from users", e);
}
for (int i = 0; i < manager.getSubSystems().size(); i++) {
SubSystem ss = (SubSystem) manager.getSubSystems().get(i);
if (containsViewableChildren(request, ss)) {
al.add(new Integer(ss.getId()));
subs.add(ss);
}
}
userWeb.setProperty("subsystems", al);
}
return subs;
}
/**
* @param request
* @param permissionType PERMISSION_VIEWABLE, PERMISSION_NO_PERM or PERMISSION_NO_LICENSE
* @return never null, elements are nds.schema.SubSystem
*/
public List<SubSystem> getSubSystems(HttpServletRequest request, int permissionType)
throws Exception {
if (permissionType == PERMISSION_VIEWABLE) return getSubSystems(request);
UserWebImpl userWeb =
((UserWebImpl)
WebUtils.getSessionContextManager(request.getSession())
.getActor(nds.util.WebKeys.USER));
String subsystems =
(String)
QueryEngine.getInstance()
.doQueryOne("SELECT subsystems from users where id=" + userWeb.getUserId());
if (Validator.isNotNull(subsystems)) {
return Collections.EMPTY_LIST;
}
TableManager manager = TableManager.getInstance();
if (permissionType == PERMISSION_NO_PERM) {
ArrayList subs = new ArrayList();
List al = (List) userWeb.getProperty("subsystems"); // elements are subystem.id
if (al == null) {
getSubSystems(request);
al = (List) userWeb.getProperty("subsystems");
}
// no perm
List ss = manager.getSubSystems();
for (int i = 0; i < ss.size(); i++) {
SubSystem sa = (SubSystem) ss.get(i);
boolean found = false;
for (int j = 0; j < al.size(); j++) {
if (((Integer) al.get(j)).intValue() == sa.getId()) {
found = true;
break;
}
}
if (!found) subs.add(sa);
}
return subs;
} // else{
// no license
if (subSystemNoLicense == null) {
subSystemNoLicense = new ArrayList<SubSystem>();
List al =
QueryEngine.getInstance()
.doQueryList(
"select id, name, orderno, iconurl,url from ad_subsystem s where exists(select 1 from ad_tablecategory c where c.ad_subsystem_id=s.id) order by orderno asc");
for (int i = 0; i < al.size(); i++) {
List als = (List) al.get(i);
if (manager.getSubSystem(Tools.getInt(als.get(0), -1)) == null) {
SubSystem ss = new SubSystem();
ss.setId(Tools.getInt(als.get(0), -1));
ss.setName((String) als.get(1));
ss.setOrderno(Tools.getInt(als.get(2), -1));
ss.setIconURL((String) als.get(3));
ss.setPageURL((String) als.get(4));
subSystemNoLicense.add(ss);
}
}
}
return subSystemNoLicense;
// }
}
/**
* if contains one category (and at least one table is menu object), will return true;
*
* @param request
* @param subSystemId
* @return
*/
private boolean containsViewableChildren(HttpServletRequest request, SubSystem ss) {
// Create categories and their tables in hashtable
TableManager manager = TableManager.getInstance();
// Iterator tables = manager.getAllTables().iterator();
// Hashtable categories = new Hashtable(50,20); // key:Integer(category id), values :List of
// table
Integer tableCategoryId;
Table table;
WebAction action;
ArrayList cats = new ArrayList();
Connection conn = null;
try {
UserWebImpl userWeb =
((UserWebImpl)
WebUtils.getSessionContextManager(request.getSession())
.getActor(nds.util.WebKeys.USER));
conn = QueryEngine.getInstance().getConnection();
HashMap webActionEnv = new HashMap();
webActionEnv.put("connection", conn);
webActionEnv.put("httpservletrequest", request);
webActionEnv.put("userweb", userWeb);
List categories = ss.children();
for (int i = 0; i < categories.size(); i++) {
Object o = categories.get(i); // TableCategory or WebAction
if (o instanceof TableCategory) {
TableCategory tc = (TableCategory) o;
List children = tc.children();
ArrayList catschild = new ArrayList();
for (int j = 0; j < children.size(); j++) {
if (children.get(j) instanceof Table) {
table = (Table) children.get(j);
if (!table.isMenuObject()) {
continue;
}
try {
WebUtils.checkTableQueryPermission(table.getName(), request);
} catch (NDSSecurityException e) {
continue;
}
// table is ok for current user to list
return true;
} else if (children.get(j) instanceof WebAction) {
action = (WebAction) children.get(j);
if (action.canDisplay(webActionEnv)) return true;
} else {
throw new NDSRuntimeException(
"Unsupported element in TableCategory children:" + children.get(j).getClass());
}
}
} else if (o instanceof WebAction) {
if (((WebAction) o).canDisplay(webActionEnv)) {
return true;
}
} else {
throw new NDSException(
"Unexpected class in subsystem (id=" + ss.getId() + "), class is " + o.getClass());
}
}
} catch (Throwable t) {
logger.error("Fail to load subsystem tree", t);
} finally {
try {
if (conn != null) conn.close();
} catch (Throwable e) {
}
}
return false;
}