package org.drools.guvnor.client.asseteditor;
import org.drools.guvnor.client.common.DirtyableComposite;
import org.drools.guvnor.client.configurations.ApplicationPreferences;
import org.drools.guvnor.client.explorer.ClientFactory;
import org.drools.guvnor.client.rpc.Asset;
import org.drools.guvnor.client.rpc.FormContentModel;
import org.drools.guvnor.client.rpc.RepositoryServiceAsync;
import org.drools.guvnor.client.rpc.RepositoryServiceFactory;
import org.drools.guvnor.client.rpc.UserSecurityContext;
import com.google.gwt.core.client.GWT;
import com.google.gwt.dom.client.Document;
import com.google.gwt.dom.client.IFrameElement;
import com.google.gwt.event.shared.EventBus;
import com.google.gwt.http.client.Request;
import com.google.gwt.http.client.RequestBuilder;
import com.google.gwt.http.client.RequestCallback;
import com.google.gwt.http.client.RequestException;
import com.google.gwt.http.client.Response;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.Frame;
public class FormEditor extends DirtyableComposite implements
SaveEventListener,
EditorWidget {
private String modelUUID;
private Asset asset;
private Frame frame;
private String[] username = new String[] { null };
private final RepositoryServiceAsync repoService;
public FormEditor(Asset asset, RuleViewer viewer, ClientFactory clientFactory, EventBus bus) {
this.asset = asset;
modelUUID = asset.getUuid();
RepositoryServiceFactory.getSecurityService().getCurrentUser(new AsyncCallback<UserSecurityContext>() {
public void onSuccess(UserSecurityContext result) {
username[0] = result.getUserName();
}
public void onFailure(Throwable caught) { }
});
this.repoService = clientFactory.getRepositoryService();
initWidgets();
}
private void initWidgets() {
String name;
/**
EditorLauncher.HOSTED_MODE = Boolean.TRUE; // HACK to set it to HOSTED MODE
if ( EditorLauncher.HOSTED_MODE.booleanValue() ) {
name = "http://localhost:8080/jbpm-form-builder/embed";
} else {
name = "/jbpm-form-builder/embed";
} **/
name = "/" + ApplicationPreferences.getFormBuilderContext() + "/embed?uuid=" +
modelUUID + "&profile=" + ApplicationPreferences.getFormBuilderProfile();
if (username[0] != null) {
name += "&username=" + username[0];
}
frame = new Frame( name );
frame.getElement().setAttribute( "domain", Document.get().getDomain() );
frame.setWidth( "100%" );
frame.setHeight( "580px" );
initWidget( frame );
setWidth( "100%" );
setHeight( "580px" );
}
private final native String callSave(IFrameElement iframe) /*-{
var exportForm = null;
if (typeof(iframe.contentWindow) != 'undefined' && typeof(iframe.contentWindow.document) != 'undefined') {
if (typeof(iframe.contentWindow.document.clientExportForm) != 'undefined') {
exportForm = iframe.contentWindow.document.clientExportForm;
}
}
if ((exportForm == null || exportForm == "") && typeof(iframe.contentDocument) != 'undefined') {
if (typeof(iframe.contentDocument.clientExportForm) != 'undefined') {
exportForm = iframe.contentDocument.clientExportForm;
}
}
return exportForm;
}-*/;
public void onSave() {
try {
String json = callSave( (IFrameElement) ((com.google.gwt.dom.client.Element) frame.getElement()) );
if (json == null || "".equals(json.trim())) {
Window.alert("Warning: form is empty from guvnor perspective.");
}
if ( asset.getContent() == null ) {
asset.setContent( new FormContentModel() );
}
((FormContentModel) asset.getContent()).setJson( json );
} catch ( Exception e ) {
GWT.log( "JSNI method callSave() threw an exception:",
e );
Window.alert( "JSNI method callSave() threw an exception: " + e );
}
}
public void onAfterSave() {
String json = ((FormContentModel) asset.getContent()).getJson();
exportFormToFtl(json);
}
private void exportFormToFtl(String jsonForm) {
String url = ApplicationPreferences.getFormBuilderURL() + "/" +
ApplicationPreferences.getFormBuilderContext() +
"/exportTemplate?uuid=" + modelUUID + "&profile=jbpm";
RequestBuilder builder = new RequestBuilder(RequestBuilder.GET, url);
builder.setCallback(new RequestCallback() {
public void onResponseReceived(Request request, Response response) {
if (response.getStatusCode() == 500) {
Window.alert( "there was a problem with the template creation. Please check the server logs");
}
}
public void onError(Request request, Throwable exception) {
GWT.log( "template creation threw an exception:", exception );
Window.alert( "template creation threw an exception: " + exception );
}
});
try {
builder.send();
} catch (RequestException e) {
GWT.log( "template creator invoke threw an exception:", e );
Window.alert( "template creator invoke threw an exception: " + e );
}
}
}