protected void addStartProcessInstanceContainer(final FlowPanel buttonContainer) {
   domUtils.hideLoading();
   if (applicationHTMLPanel != null) {
     applicationHTMLPanel.add(buttonContainer, DOMUtils.DEFAULT_FORM_ELEMENT_ID);
   } else {
     RootPanel.get(DOMUtils.STATIC_CONTENT_ELEMENT_ID).add(buttonContainer);
   }
 }
Пример #2
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  public void refresh() {
    if (isOverviewVisible) {
      try {
        if (DOMUtils.getInstance().isInternetExplorer()) {
          update();
        } else {
          if (myIFrame != null) {
            myIFrame.setUrl(cleanURL(myIFrame.getUrl()));
          }
        }

      } catch (Exception e) {
        Window.alert("Unable to refresh the Case recap! " + e.getMessage());
      }
    }
    mustRefresh = false;
  }
/**
 * Controller dealing with Task form controls before display
 *
 * @author Ruiheng Fan
 */
public class PageflowViewController {

  /** forms RPC service */
  protected FormsServiceAsync formsServiceAsync;

  /** Pages view controller (handles the page flow) */
  protected FormPagesViewController formPagesViewController;

  /** Utility Class form DOM manipulation */
  protected DOMUtils domUtils = DOMUtils.getInstance();

  /** Utility Class form URL manipulation */
  protected URLUtils urlUtils = URLUtilsFactory.getInstance();

  /** mandatory form field symbol */
  protected String mandatoryFieldSymbol;

  /** mandatory form field label */
  protected String mandatoryFieldLabel;

  /** mandatory form field symbol classes */
  protected String mandatoryFieldClasses;

  /** The formID UUID retrieved from the request as a String */
  protected String formID;

  /** Application template panel (can be null in form only mode) */
  protected HTMLPanel applicationHTMLPanel;

  /** The logged in user */
  protected User user;

  /** Handler allowing to retrieve the first page */
  protected FirstPageHandler firstPageHandler = new FirstPageHandler();

  /** The context of URL parameters */
  protected Map<String, Object> urlContext;

  /** Id of the element in which to insert the page */
  protected String elementId;

  /**
   * Constructor
   *
   * @param formID
   * @param urlContext
   * @param user
   * @param applicationHTMLPanel
   */
  public PageflowViewController(
      final String formID,
      final Map<String, Object> urlContext,
      final User user,
      final String elementId,
      final HTMLPanel applicationHTMLPanel) {
    this.formID = formID;
    this.urlContext = urlContext;
    this.user = user;
    this.elementId = elementId;
    this.applicationHTMLPanel = applicationHTMLPanel;

    formsServiceAsync = RpcFormsServices.getFormsService();
  }

  /** create the view for the form */
  public void createForm() {
    formsServiceAsync.getFormFirstPage(formID, urlContext, firstPageHandler);
  }

  /** Handler allowing to retrieve the page list */
  protected class FirstPageHandler extends FormsAsyncCallback<ReducedFormPage> {

    /** {@inheritDoc} */
    @Override
    public void onSuccess(final ReducedFormPage firstPage) {

      if (firstPage != null) {
        try {
          RequestBuilder theRequestBuilder;
          final String theURL =
              urlUtils.buildLayoutURL(
                  firstPage.getPageTemplate().getBodyContentId(),
                  (String) urlContext.get(URLUtils.FORM_ID),
                  (String) urlContext.get(URLUtils.TASK_ID_PARAM),
                  true);
          GWT.log("Calling the Form Layout Download Servlet with query: " + theURL);
          theRequestBuilder = new RequestBuilder(RequestBuilder.GET, theURL);
          theRequestBuilder.setCallback(
              new RequestCallback() {

                @Override
                public void onError(final Request aRequest, final Throwable anException) {
                  final String errorMessage =
                      FormsResourceBundle.getErrors().applicationConfigRetrievalError();
                  formsServiceAsync.getApplicationErrorTemplate(
                      firstPage.getPageId(),
                      urlContext,
                      new ErrorPageHandler(
                          null, firstPage.getPageId(), errorMessage, anException, elementId));
                }

                @Override
                public void onResponseReceived(final Request request, final Response response) {

                  firstPage.getPageTemplate().setBodyContent(response.getText());
                  formPagesViewController =
                      FormViewControllerFactory.getFormPagesViewController(
                          formID, urlContext, firstPage, applicationHTMLPanel, user, elementId);
                  formPagesViewController.setMandatoryFieldSymbol(mandatoryFieldSymbol);
                  formPagesViewController.setMandatoryFieldLabel(mandatoryFieldLabel);
                  formPagesViewController.setMandatoryFieldClasses(mandatoryFieldClasses);
                  formPagesViewController.displayPage(0);
                }
              });
          theRequestBuilder.send();
        } catch (final Exception e) {
          Window.alert("Error while trying to query the form layout :" + e.getMessage());
        }
      } else {
        final String processUUIDStr = (String) urlContext.get(URLUtils.PROCESS_ID_PARAM);
        final String instanceUUIDStr = (String) urlContext.get(URLUtils.INSTANCE_ID_PARAM);
        if (processUUIDStr != null) {
          final String autoInstantiate = (String) urlContext.get(URLUtils.AUTO_INSTANTIATE);
          final ConfirmationPageHandler confirmationPageHandler = createConfirmationPageHandler();
          final FormTerminationHandler formTerminationHandler =
              new FormTerminationHandler(confirmationPageHandler);
          // if the parameter autoInstanciate is set explicitly to false, the we skip the form
          if (!Boolean.FALSE.toString().equals(autoInstantiate)) {
            formsServiceAsync.skipForm(formID, urlContext, formTerminationHandler);
          } else {
            final FlowPanel buttonContainer = new FlowPanel();
            confirmationPageHandler.setCurrentPageHTMLPanel(buttonContainer);
            buttonContainer.setStyleName("bonita_form_button_container");
            buttonContainer.add(createStartProcessInstanceButton(formTerminationHandler));
            addStartProcessInstanceContainer(buttonContainer);
          }
        } else if (instanceUUIDStr != null) {
          final String errorMessage = FormsResourceBundle.getErrors().nothingToDisplay();
          formsServiceAsync.getApplicationErrorTemplate(
              formID,
              urlContext,
              new ErrorPageHandler(applicationHTMLPanel, formID, errorMessage, elementId));
        } else {
          formsServiceAsync.skipForm(
              formID, urlContext, new FormTerminationHandler(createConfirmationPageHandler()));
        }
      }
    }

    @Override
    public void onUnhandledFailure(final Throwable caught) {

      try {
        throw caught;
      } catch (final ForbiddenFormAccessException e) {
        String errorMessage;
        if (urlContext.containsKey(URLUtils.PROCESS_ID_PARAM)) {
          errorMessage = FormsResourceBundle.getMessages().forbiddenProcessStartMessage();
        } else {
          errorMessage = FormsResourceBundle.getMessages().forbiddenStepReadMessage();
        }
        formsServiceAsync.getApplicationErrorTemplate(
            formID,
            urlContext,
            new ErrorPageHandler(applicationHTMLPanel, formID, errorMessage, elementId));
      } catch (final MigrationProductVersionNotIdenticalException e) {
        final String errorMessage =
            FormsResourceBundle.getMessages().migrationProductVersionMessage();
        formsServiceAsync.getApplicationErrorTemplate(
            formID,
            urlContext,
            new ErrorPageHandler(applicationHTMLPanel, formID, errorMessage, elementId));
      } catch (final CanceledFormException e) {
        final String errorMessage = FormsResourceBundle.getMessages().cancelledTaskMessage();
        formsServiceAsync.getApplicationErrorTemplate(
            formID,
            urlContext,
            new ErrorPageHandler(applicationHTMLPanel, formID, errorMessage, elementId));
        // } catch (SuspendedFormException e) {
        // final String errorMessage = FormsResourceBundle.getMessages().suspendedTaskMessage();
        // formsServiceAsync.getApplicationErrorTemplate(formID, urlContext, new
        // ErrorPageHandler(applicationHTMLPanel, formID, errorMessage,
        // elementId));
      } catch (final AbortedFormException e) {
        final String errorMessage = FormsResourceBundle.getMessages().abortedFormMessage();
        formsServiceAsync.getApplicationErrorTemplate(
            formID,
            urlContext,
            new ErrorPageHandler(applicationHTMLPanel, formID, errorMessage, elementId));
      } catch (final FormInErrorException e) {
        final String errorMessage = FormsResourceBundle.getMessages().errorTaskMessage();
        formsServiceAsync.getApplicationErrorTemplate(
            formID,
            urlContext,
            new ErrorPageHandler(applicationHTMLPanel, formID, errorMessage, elementId));
      } catch (final SkippedFormException e) {
        final String errorMessage = FormsResourceBundle.getMessages().skippedFormMessage();
        formsServiceAsync.getApplicationErrorTemplate(
            formID,
            urlContext,
            new ErrorPageHandler(applicationHTMLPanel, formID, errorMessage, elementId));
      } catch (final FormAlreadySubmittedException e) {
        final String errorMessage = FormsResourceBundle.getErrors().formAlreadySubmittedError();
        formsServiceAsync.getApplicationErrorTemplate(
            formID,
            urlContext,
            new ErrorPageHandler(applicationHTMLPanel, formID, errorMessage, elementId));
      } catch (final Throwable t) {
        final String errorMessage = FormsResourceBundle.getErrors().pageListRetrievalError();
        formsServiceAsync.getApplicationErrorTemplate(
            formID,
            urlContext,
            new ErrorPageHandler(applicationHTMLPanel, formID, errorMessage, elementId));
      }
    }
  }

  protected Button createStartProcessInstanceButton(
      final FormTerminationHandler formTerminationHandler) {
    final Button startInstanceButton =
        new Button(FormsResourceBundle.getMessages().caseStartButtonLabel());
    startInstanceButton.setStyleName("bonita_form_button");
    startInstanceButton.addClickHandler(
        new ClickHandler() {

          @Override
          public void onClick(final ClickEvent event) {
            startInstanceButton.setEnabled(false);
            formsServiceAsync.skipForm(formID, urlContext, formTerminationHandler);
          }
        });
    return startInstanceButton;
  }

  protected void addStartProcessInstanceContainer(final FlowPanel buttonContainer) {
    domUtils.hideLoading();
    if (applicationHTMLPanel != null) {
      applicationHTMLPanel.add(buttonContainer, DOMUtils.DEFAULT_FORM_ELEMENT_ID);
    } else {
      RootPanel.get(DOMUtils.STATIC_CONTENT_ELEMENT_ID).add(buttonContainer);
    }
  }

  /** Handler to deal with what happens after a form has been submitted or skipped */
  protected class FormTerminationHandler extends FormsAsyncCallback<Map<String, Object>> {

    private ConfirmationPageHandler confirmationPageHandler;

    public FormTerminationHandler(final ConfirmationPageHandler confirmationPageHandler) {
      setConfirmationPageHandler(confirmationPageHandler);
    }

    /** {@inheritDoc} */
    @Override
    public void onSuccess(final Map<String, Object> newContext) {
      urlContext.putAll(newContext);
      redirectToConfirmationPage(getConfirmationPageHandler());
    }

    /** @return the confirmationPageHandler */
    public ConfirmationPageHandler getConfirmationPageHandler() {
      return confirmationPageHandler;
    }

    /** @param confirmationPageHandler the confirmationPageHandler to set */
    public void setConfirmationPageHandler(final ConfirmationPageHandler confirmationPageHandler) {
      this.confirmationPageHandler = confirmationPageHandler;
    }

    @Override
    public void onUnhandledFailure(final Throwable caught) {
      try {
        throw caught;
      } catch (final IllegalActivityTypeException t) {
        final String errorMessage = FormsResourceBundle.getErrors().taskFormSkippedError();
        formsServiceAsync.getApplicationErrorTemplate(
            formID,
            urlContext,
            new ErrorPageHandler(applicationHTMLPanel, formID, errorMessage, elementId));
      } catch (final FormAlreadySubmittedException t) {
        final String errorMessage =
            FormsResourceBundle.getErrors().formAlreadySubmittedOrCancelledError();
        formsServiceAsync.getApplicationErrorTemplate(
            formID,
            urlContext,
            new ErrorPageHandler(applicationHTMLPanel, formID, errorMessage, elementId));
      } catch (final Throwable t) {
        final String errorMessage = FormsResourceBundle.getErrors().taskExecutionError();
        formsServiceAsync.getApplicationErrorTemplate(
            formID,
            urlContext,
            new ErrorPageHandler(applicationHTMLPanel, formID, errorMessage, t, elementId));
      }
    }
  }

  protected class GetTokenAsyncCallback implements AsyncCallback<String> {

    protected String applicationURL;

    protected Map<String, Object> urlContext;

    public GetTokenAsyncCallback(
        final String applicationURL, final Map<String, Object> urlContext) {
      this.applicationURL = applicationURL;
      this.urlContext = urlContext;
    }

    @Override
    public void onSuccess(final String temporaryToken) {
      urlContext.put(URLUtils.USER_CREDENTIALS_PARAM, temporaryToken);
      final String url = urlUtils.getFormRedirectionUrl(applicationURL, urlContext);
      if (domUtils.isPageInFrame()) {
        urlUtils.frameRedirect(DOMUtils.DEFAULT_FORM_ELEMENT_ID, url);
      } else {
        urlUtils.windowRedirect(url);
      }
    }

    @Override
    public void onFailure(final Throwable t) {
      final String url = urlUtils.getFormRedirectionUrl(applicationURL, urlContext);
      if (domUtils.isPageInFrame()) {
        urlUtils.frameRedirect(DOMUtils.DEFAULT_FORM_ELEMENT_ID, url);
      } else {
        urlUtils.windowRedirect(url);
      }
    }
  }

  public void setMandatoryFieldSymbol(final String mandatoryFieldSymbol) {
    this.mandatoryFieldSymbol = mandatoryFieldSymbol;
  }

  public void setMandatoryFieldClasses(final String mandatoryFieldClasses) {
    this.mandatoryFieldClasses = mandatoryFieldClasses;
  }

  public void setMandatoryFieldLabel(final String mandatoryFieldLabel) {
    this.mandatoryFieldLabel = mandatoryFieldLabel;
  }

  protected void redirectToConfirmationPage(final ConfirmationPageHandler confirmationPageHandler) {
    formsServiceAsync.getFormConfirmationTemplate(formID, urlContext, confirmationPageHandler);
  }

  protected ConfirmationPageHandler createConfirmationPageHandler() {
    return new ConfirmationPageHandler(
        applicationHTMLPanel, elementId, getDefaultConfirmationMessage(), formID, urlContext);
  }

  private String getDefaultConfirmationMessage() {
    return FormsResourceBundle.getMessages().submissionConfirmationMessage();
  }
}