com.google.gerrit.client.account.MyPasswordScreen.java Source code

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Here is the source code for com.google.gerrit.client.account.MyPasswordScreen.java

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// Copyright (C) 2008 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package com.google.gerrit.client.account;

import static com.google.gerrit.reviewdb.client.AccountExternalId.SCHEME_USERNAME;

import com.google.gerrit.client.Gerrit;
import com.google.gerrit.client.rpc.GerritCallback;
import com.google.gerrit.client.rpc.ScreenLoadCallback;
import com.google.gerrit.reviewdb.client.AccountExternalId;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.i18n.client.LocaleInfo;
import com.google.gwt.user.client.ui.Anchor;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.FlowPanel;
import com.google.gwt.user.client.ui.Grid;
import com.google.gwt.user.client.ui.HTMLTable.CellFormatter;
import com.google.gwt.user.client.ui.Widget;
import com.google.gwtexpui.clippy.client.CopyableLabel;

import java.util.List;

public class MyPasswordScreen extends SettingsScreen {
    private CopyableLabel password;
    private Button generatePassword;
    private Button clearPassword;
    private AccountExternalId id;

    @Override
    protected void onInitUI() {
        super.onInitUI();

        String url = Gerrit.getConfig().getHttpPasswordUrl();
        if (url != null) {
            Anchor link = new Anchor();
            link.setText(Util.C.linkObtainPassword());
            link.setHref(url);
            link.setTarget("_blank");
            add(link);
            return;
        }

        password = new CopyableLabel("");
        password.addStyleName(Gerrit.RESOURCES.css().accountPassword());

        generatePassword = new Button(Util.C.buttonGeneratePassword());
        generatePassword.addClickHandler(new ClickHandler() {
            @Override
            public void onClick(ClickEvent event) {
                doGeneratePassword();
            }
        });

        clearPassword = new Button(Util.C.buttonClearPassword());
        clearPassword.addClickHandler(new ClickHandler() {
            @Override
            public void onClick(ClickEvent event) {
                doClearPassword();
            }
        });

        final Grid userInfo = new Grid(2, 2);
        final CellFormatter fmt = userInfo.getCellFormatter();
        userInfo.setStyleName(Gerrit.RESOURCES.css().infoBlock());
        userInfo.addStyleName(Gerrit.RESOURCES.css().accountInfoBlock());
        add(userInfo);

        row(userInfo, 0, Util.C.userName(), new UsernameField());
        row(userInfo, 1, Util.C.password(), password);

        fmt.addStyleName(0, 0, Gerrit.RESOURCES.css().topmost());
        fmt.addStyleName(0, 1, Gerrit.RESOURCES.css().topmost());
        fmt.addStyleName(1, 0, Gerrit.RESOURCES.css().bottomheader());

        final FlowPanel buttons = new FlowPanel();
        buttons.add(generatePassword);
        buttons.add(clearPassword);
        add(buttons);
    }

    @Override
    protected void onLoad() {
        super.onLoad();

        if (password == null) {
            display();
            return;
        }

        enableUI(false);
        Util.ACCOUNT_SEC.myExternalIds(new ScreenLoadCallback<List<AccountExternalId>>(this) {
            public void preDisplay(final List<AccountExternalId> result) {
                AccountExternalId id = null;
                for (AccountExternalId i : result) {
                    if (i.isScheme(SCHEME_USERNAME)) {
                        id = i;
                        break;
                    }
                }
                display(id);
            }
        });
    }

    private void display(AccountExternalId id) {
        String user, pass;
        if (id != null) {
            user = id.getSchemeRest();
            pass = id.getPassword();
        } else {
            user = null;
            pass = null;
        }
        this.id = id;

        Gerrit.getUserAccount().setUserName(user);

        password.setText(pass != null ? pass : "");
        password.setVisible(pass != null);

        enableUI(true);
    }

    private void row(final Grid info, final int row, final String name, final Widget field) {
        final CellFormatter fmt = info.getCellFormatter();
        if (LocaleInfo.getCurrentLocale().isRTL()) {
            info.setText(row, 1, name);
            info.setWidget(row, 0, field);
            fmt.addStyleName(row, 1, Gerrit.RESOURCES.css().header());
        } else {
            info.setText(row, 0, name);
            info.setWidget(row, 1, field);
            fmt.addStyleName(row, 0, Gerrit.RESOURCES.css().header());
        }
    }

    private void doGeneratePassword() {
        if (id != null) {
            enableUI(false);
            Util.ACCOUNT_SEC.generatePassword(id.getKey(), new GerritCallback<AccountExternalId>() {
                public void onSuccess(final AccountExternalId result) {
                    display(result);
                }

                @Override
                public void onFailure(final Throwable caught) {
                    enableUI(true);
                }
            });
        }
    }

    private void doClearPassword() {
        if (id != null) {
            enableUI(false);
            Util.ACCOUNT_SEC.clearPassword(id.getKey(), new GerritCallback<AccountExternalId>() {
                public void onSuccess(final AccountExternalId result) {
                    display(result);
                }

                @Override
                public void onFailure(final Throwable caught) {
                    enableUI(true);
                }
            });
        }
    }

    private void enableUI(boolean on) {
        on &= id != null;

        generatePassword.setEnabled(on);
        clearPassword.setVisible(on && id.getPassword() != null);
    }
}