Examples with LoginDataLostException annis.libgui.LoginDataLostException used on opensource projects

Example 1 with LoginDataLostException

use of annis.libgui.LoginDataLostException in project ANNIS by korpling.

the class LoginServletRequestHandler method doPost.

private void doPost(VaadinSession session, VaadinRequest request, VaadinResponse response) throws IOException {
    response.setContentType("text/html");
    String username = request.getParameter("annis-login-user");
    String password = request.getParameter("annis-login-password");
    if (username != null && password != null) {
        // forget any old user information
        session.getSession().removeAttribute(AnnisBaseUI.USER_KEY);
        session.getSession().removeAttribute(AnnisBaseUI.USER_LOGIN_ERROR);
        // get the URL for the REST service
        Object annisServiceURLObject = session.getSession().getAttribute(AnnisBaseUI.WEBSERVICEURL_KEY);
        if (annisServiceURLObject == null || !(annisServiceURLObject instanceof String)) {
            log.warn("AnnisWebService.URL was not set as init parameter in web.xml");
        }
        String webserviceURL = (String) annisServiceURLObject;
        try {
            AnnisUser user = new AnnisUser(username, password);
            WebResource res = user.getClient().resource(webserviceURL).path("admin").path("is-authenticated");
            if ("true".equalsIgnoreCase(res.get(String.class))) {
                // everything ok, save this user configuration for re-use
                Helper.setUser(user);
            }
        } catch (ClientHandlerException ex) {
            session.getSession().setAttribute(AnnisBaseUI.USER_LOGIN_ERROR, "Authentification error: " + ex.getMessage());
            // bad gateway
            response.setStatus(502);
        } catch (LoginDataLostException ex) {
            session.getSession().setAttribute(AnnisBaseUI.USER_LOGIN_ERROR, "Lost password in memory. Sorry.");
            // server error
            response.setStatus(500);
        } catch (UniformInterfaceException ex) {
            if (ex.getResponse().getStatus() == Response.Status.UNAUTHORIZED.getStatusCode()) {
                session.getSession().setAttribute(AnnisBaseUI.USER_LOGIN_ERROR, "Username or password wrong");
                response.setStatus(Response.Status.UNAUTHORIZED.getStatusCode());
            } else if (ex.getResponse().getStatus() == Response.Status.FORBIDDEN.getStatusCode()) {
                session.getSession().setAttribute(AnnisBaseUI.USER_LOGIN_ERROR, "Account has expired");
                // Forbidden
                response.setStatus(Response.Status.FORBIDDEN.getStatusCode());
            } else {
                log.error(null, ex);
                session.getSession().setAttribute(AnnisBaseUI.USER_LOGIN_ERROR, "Unexpected exception: " + ex.getMessage());
                response.setStatus(500);
            }
        }
        try (OutputStreamWriter writer = new OutputStreamWriter(response.getOutputStream(), Charsets.UTF_8)) {
            String html = Resources.toString(LoginServletRequestHandler.class.getResource("closelogin.html"), Charsets.UTF_8);
            CharStreams.copy(new StringReader(html), writer);
        }
    }
// end if login attempt
}

Example 2 with LoginDataLostException

use of annis.libgui.LoginDataLostException in project ANNIS by korpling.

the class EmbeddedVisUI method generateVisFromRemoteURL.

private void generateVisFromRemoteURL(final String visName, final String rawUri, Map<String, String[]> args) {
    try {
        // find the matching visualizer
        final VisualizerPlugin visPlugin = this.getVisualizer(visName);
        if (visPlugin == null) {
            displayMessage("Unknown visualizer \"" + visName + "\"", "This ANNIS instance does not know the given visualizer.");
            return;
        }
        URI uri = new URI(rawUri);
        // fetch content of the URI
        Client client = null;
        AnnisUser user = Helper.getUser();
        if (user != null) {
            client = user.getClient();
        }
        if (client == null) {
            client = Helper.createRESTClient();
        }
        final WebResource saltRes = client.resource(uri);
        displayLoadingIndicator();
        // copy the arguments for using them later in the callback
        final Map<String, String[]> argsCopy = new LinkedHashMap<>(args);
        Background.runWithCallback(new Callable<SaltProject>() {

            @Override
            public SaltProject call() throws Exception {
                return saltRes.get(SaltProject.class);
            }
        }, new FutureCallback<SaltProject>() {

            @Override
            public void onFailure(Throwable t) {
                displayMessage("Could not query the result.", t.getMessage());
            }

            @Override
            public void onSuccess(SaltProject p) {
                // TODO: allow to display several visualizers when there is more than one document
                SCorpusGraph firstCorpusGraph = null;
                SDocument doc = null;
                if (p.getCorpusGraphs() != null && !p.getCorpusGraphs().isEmpty()) {
                    firstCorpusGraph = p.getCorpusGraphs().get(0);
                    if (firstCorpusGraph.getDocuments() != null && !firstCorpusGraph.getDocuments().isEmpty()) {
                        doc = firstCorpusGraph.getDocuments().get(0);
                    }
                }
                if (doc == null) {
                    displayMessage("No documents found in provided URL.", "");
                    return;
                }
                if (argsCopy.containsKey(KEY_INSTANCE)) {
                    Map<String, InstanceConfig> allConfigs = loadInstanceConfig();
                    InstanceConfig newConfig = allConfigs.get(argsCopy.get(KEY_INSTANCE)[0]);
                    if (newConfig != null) {
                        setInstanceConfig(newConfig);
                    }
                }
                // now it is time to load the actual defined instance fonts
                loadInstanceFonts();
                // generate the visualizer
                VisualizerInput visInput = new VisualizerInput();
                visInput.setDocument(doc);
                if (getInstanceConfig() != null && getInstanceConfig().getFont() != null) {
                    visInput.setFont(getInstanceFont());
                }
                Properties mappings = new Properties();
                for (Map.Entry<String, String[]> e : argsCopy.entrySet()) {
                    if (!KEY_SALT.equals(e.getKey()) && e.getValue().length > 0) {
                        mappings.put(e.getKey(), e.getValue()[0]);
                    }
                }
                visInput.setMappings(mappings);
                String[] namespace = argsCopy.get(KEY_NAMESPACE);
                if (namespace != null && namespace.length > 0) {
                    visInput.setNamespace(namespace[0]);
                } else {
                    visInput.setNamespace(null);
                }
                String baseText = null;
                if (argsCopy.containsKey(KEY_BASE_TEXT)) {
                    String[] value = argsCopy.get(KEY_BASE_TEXT);
                    if (value.length > 0) {
                        baseText = value[0];
                    }
                }
                List<SNode> segNodes = CommonHelper.getSortedSegmentationNodes(baseText, doc.getDocumentGraph());
                if (argsCopy.containsKey(KEY_MATCH)) {
                    String[] rawMatch = argsCopy.get(KEY_MATCH);
                    if (rawMatch.length > 0) {
                        // enhance the graph with match information from the arguments
                        Match match = Match.parseFromString(rawMatch[0]);
                        Helper.addMatchToDocumentGraph(match, doc);
                    }
                }
                Map<String, String> markedColorMap = new HashMap<>();
                Map<String, String> exactMarkedMap = Helper.calculateColorsForMarkedExact(doc);
                Map<String, Long> markedAndCovered = Helper.calculateMarkedAndCoveredIDs(doc, segNodes, baseText);
                Helper.calulcateColorsForMarkedAndCovered(doc, markedAndCovered, markedColorMap);
                visInput.setMarkedAndCovered(markedAndCovered);
                visInput.setMarkableMap(markedColorMap);
                visInput.setMarkableExactMap(exactMarkedMap);
                visInput.setContextPath(Helper.getContext());
                String template = Helper.getContext() + "/Resource/" + visName + "/%s";
                visInput.setResourcePathTemplate(template);
                visInput.setSegmentationName(baseText);
                // TODO: which other thing do we have to provide?
                Component c = visPlugin.createComponent(visInput, null);
                // add the styles
                c.addStyleName("corpus-font");
                c.addStyleName("vis-content");
                Link link = new Link();
                link.setCaption("Show in ANNIS search interface");
                link.setIcon(ANNISFontIcon.LOGO);
                link.setVisible(false);
                link.addStyleName("dontprint");
                link.setTargetName("_blank");
                if (argsCopy.containsKey(KEY_SEARCH_INTERFACE)) {
                    String[] interfaceLink = argsCopy.get(KEY_SEARCH_INTERFACE);
                    if (interfaceLink.length > 0) {
                        link.setResource(new ExternalResource(interfaceLink[0]));
                        link.setVisible(true);
                    }
                }
                VerticalLayout layout = new VerticalLayout(link, c);
                layout.setComponentAlignment(link, Alignment.TOP_LEFT);
                layout.setSpacing(true);
                layout.setMargin(true);
                setContent(layout);
                IDGenerator.assignID(link);
            }
        });
    } catch (URISyntaxException ex) {
        displayMessage("Invalid URL", "The provided URL is malformed:<br />" + ex.getMessage());
    } catch (LoginDataLostException ex) {
        displayMessage("LoginData Lost", "No login data available any longer in the session:<br /> " + ex.getMessage());
    } catch (UniformInterfaceException ex) {
        if (ex.getResponse().getStatus() == Response.Status.FORBIDDEN.getStatusCode()) {
            displayMessage("Corpus access forbidden", "You are not allowed to access this corpus. " + "Please login at the <a target=\"_blank\" href=\"" + Helper.getContext() + "\">main application</a> first and then reload this page.");
        } else {
            displayMessage("Service error", ex.getMessage());
        }
    } catch (ClientHandlerException ex) {
        displayMessage("Could not generate the visualization because the ANNIS service reported an error.", ex.getMessage());
    } catch (Throwable ex) {
        displayMessage("Could not generate the visualization.", ex.getMessage() == null ? ("An unknown error of type " + ex.getClass().getSimpleName()) + " occured." : ex.getMessage());
    }
}