}
public PjsLibrary() {
super();
set("load", new PersevereNativeFunction("load") {
@Override
public Object profilableCall(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
if(args.length < 1 || !(args[0] instanceof String))
throw ScriptRuntime.constructError("TypeError", "load must be called with a string parameter");
Identification id = Identification.idForString((String) args[0]);
if(id instanceof JsonPath){
// we can add parameters if it is a JsonPath expression
List parameters = new ArrayList();
for(int i = 1; i < args.length; i++){
if(!(args[i] instanceof Function) || i + 1 != args.length){
parameters.add(args[i]);
}
}
((JsonPath)id).setParameters(parameters.toArray());
}
Object object = id.getTarget();
if (args.length > 1 && args[args.length - 1] instanceof Function) {// call the callback if necessary
((Function)args[args.length - 1]).call(cx, scope, thisObj, new Object[]{object});
}
return object;
}
},true,true);
set("remove", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
if(args.length == 0 || !(args[0] instanceof Persistable))
throw ScriptRuntime.constructError("TypeError", "remove requires a persistable object");
((Persistable)args[0]).delete();
return true;
}
},true,true);
set("get", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
Object value = ScriptRuntime.getObjectElem(args[0], args[1], cx);
if (args.length > 2) {// call the callback if necessary
((Function)args[2]).call(cx, scope, thisObj, new Object[]{value});
}
return value;
}
},true,true);
set("set", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
((Persistable)args[0]).set((String)args[1], args[2]);
return args[2];
}
},true,true);
set("commit", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
Transaction.currentTransaction().commit();
Transaction.startTransaction();
return null;
}
},true,true);
set("rollback", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
Transaction.startTransaction(); // abandon the old transaction
return null;
}
},true,true);
/* set("changing", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
return null;
}
});
set("save", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
return null;
}
});*/
set("getAccessLevel", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
if(args.length == 0 || !(args[0] instanceof Persistable))
throw ScriptRuntime.constructError("TypeError", "getAccessLevel requires a persistable object");
return ((Persistable)args[0]).getAccessLevel();
}
},false,true);
set("hasAccessLevel", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
if(args.length == 0 || !(args[0] instanceof Persistable))
throw ScriptRuntime.constructError("TypeError", "hasAccessLevel requires a persistable object");
Integer level = Capability.getPermissionLevelForString((String) args[1]);
return level == null ? false : level <= ((Persistable)args[0]).getAccessLevel();
}
},true,true);
set("getId", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
if(args.length == 0 || !(args[0] instanceof Persistable))
throw ScriptRuntime.constructError("TypeError", "getId requires a persistable object");
return ((Persistable)args[0]).getId().toString();
}
},false,true);
set("getParent", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
if(args.length == 0 || !(args[0] instanceof Persistable))
throw ScriptRuntime.constructError("TypeError", "getParent requires a persistable object");
return ((Persistable)args[0]).getParent();
}
},true, false);
set("getVersions", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
if(args.length == 0 || !(args[0] instanceof Persistable))
throw ScriptRuntime.constructError("TypeError", "getVersions requires a persistable object");
// TODO: it would be nice to make a little more lazy version of this
String baseId = ((Persistable)args[0]).getId() + "-v";
Version version = ((Persistable)args[0]).getVersion();
List versions = Persevere.newArray();
if(version == null)
return versions;
int versionCount = version.getVersionNumber();
for(int i = 0; i < versionCount; i++){
versions.add(ObjectId.idForString(baseId + (i + 1)));
}
return versions;
}
},true, false);
set("isPersisted", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
if(args.length == 0 || !(args[0] instanceof Persistable))
throw ScriptRuntime.constructError("TypeError", "isPersisted requires a persistable object");
return ((Persistable)args[0]).getId().isPersisted();
}
},false,true);
set("getUserName", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
return UserSecurity.getUserName();
}
},false,true);
set("getCurrentUser", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
return UserSecurity.currentUser();
}
},true,true);
set("loggedInUsers", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
Boolean onlyConnected = args.length > 0 && Boolean.TRUE.equals(args[0]);
Set users = new HashSet();
for (Map.Entry<String, Client> entry : EventStream.streams.entrySet()){
Client client = entry.getValue();
if(!onlyConnected || client.isConnected()){
Object user = client.getAuthorizedUser();
if(user != null)
users.add(user);
}
}
return new PersistableArray(users.toArray());
}
},false,true);
set("putHandler", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
// temporarily here until PersistableClass puts it's own version in
return null;
}
},false,true);
set("deserialize", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
return new JsonReceiver().convertJsonStringToObject((String) args[0]);
}
},true,false);
set("serialize", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
final StringWriter writer = new StringWriter();
IndividualRequest request = Client.getCurrentObjectResponse();
HttpServletResponse currentResponse = request.getHttpResponse();
request.setHttpResponse(new HttpServletResponse(){
public void addCookie(Cookie arg0) {
}
public void addDateHeader(String arg0, long arg1) {
}
public void addHeader(String arg0, String arg1) {
}
public void addIntHeader(String arg0, int arg1) {
}
public boolean containsHeader(String arg0) {
return false;
}
public String encodeRedirectUrl(String arg0) {
throw new UnsupportedOperationException("Not implemented yet");
}
public String encodeRedirectURL(String arg0) {
throw new UnsupportedOperationException("Not implemented yet");
}
public String encodeUrl(String arg0) {
throw new UnsupportedOperationException("Not implemented yet");
}
public String encodeURL(String arg0) {
throw new UnsupportedOperationException("Not implemented yet");
}
public void sendError(int arg0, String arg1) throws IOException {
throw new UnsupportedOperationException("Not implemented yet");
}
public void sendError(int arg0) throws IOException {
throw new UnsupportedOperationException("Not implemented yet");
}
public void sendRedirect(String arg0) throws IOException {
throw new UnsupportedOperationException("Not implemented yet");
}
public void setDateHeader(String arg0, long arg1) {
throw new UnsupportedOperationException("Not implemented yet");
}
public void setHeader(String arg0, String arg1) {
throw new UnsupportedOperationException("Not implemented yet");
}
public void setIntHeader(String arg0, int arg1) {
throw new UnsupportedOperationException("Not implemented yet");
}
public void setStatus(int arg0, String arg1) {
}
public void setStatus(int arg0) {
}
public void flushBuffer() throws IOException {
}
public int getBufferSize() {
throw new UnsupportedOperationException("Not implemented yet");
}
public String getCharacterEncoding() {
throw new UnsupportedOperationException("Not implemented yet");
}
public String getContentType() {
return "application/json";
}
public Locale getLocale() {
throw new UnsupportedOperationException("Not implemented yet");
}
public ServletOutputStream getOutputStream() throws IOException {
return new ServletOutputStream(){
@Override
public void write(byte[] b) throws IOException {
writer.write(new String(b));
}
@Override
public void write(int b) throws IOException {
writer.write(new String(new byte[]{(byte) b}));
}
};
}
public PrintWriter getWriter() throws IOException {
return new PrintWriter(writer);
}
public boolean isCommitted() {
throw new UnsupportedOperationException("Not implemented yet");
}
public void reset() {
}
public void resetBuffer() {
}
public void setBufferSize(int arg0) {
}
public void setCharacterEncoding(String arg0) {
}
public void setContentLength(int arg0) {
}
public void setContentType(String arg0) {
}
public void setLocale(Locale arg0) {
}
});
try{
DataSerializer.serialize(args[0], args.length > 1 ? (String) args[1] : null);
}finally{
request.setHttpResponse(currentResponse);
}
return writer.toString();
}
},true,false);
set("_setIdSequence", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
try {
if(!UserSecurity.hasPermission("setIdSequence")){
throw ScriptRuntime.constructError("AccessError", "You do not have access to the set the id sequence");
}
((UserAssignableIdSource) DataSourceManager.getSource(((Persistable)args[0]).getId().subObjectId)).setIdSequence(((Number)args[1]).longValue());
} catch (ClassCastException e) {
throw ScriptRuntime.constructError("TypeError", "Must pass in a class and a number");
}
return null;
}
},false,true);
set("freezeDatabase", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
if(!UserSecurity.hasPermission("freezeDatabase")){
throw ScriptRuntime.constructError("AccessError", "You do not have access to freeze the database");
}
JavaScriptDBSource.getDatabase().freeze();
return null;
}
},false,true);
set("unfreezeDatabase", new PersevereNativeFunction() {
@Override
public Object call(Context cx, Scriptable scope,
Scriptable thisObj, Object[] args) {
if(!UserSecurity.hasPermission("freezeDatabase")){
throw ScriptRuntime.constructError("AccessError", "You do not have access to freeze the database");