Java tutorial
/* * Copyright 2013 gitblit.com. * * 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.gitblit.wicket.pages; import java.io.File; import java.io.FileInputStream; import java.io.InputStream; import java.io.InputStreamReader; import java.text.MessageFormat; import java.util.ArrayList; import java.util.Calendar; import java.util.Collections; import java.util.Comparator; import java.util.Date; import java.util.HashSet; import java.util.List; import java.util.Set; import org.apache.wicket.Component; import org.apache.wicket.request.mapper.parameter.PageParameters; import org.apache.wicket.markup.html.basic.Label; import org.apache.wicket.markup.html.panel.Fragment; import org.eclipse.jgit.lib.Constants; import com.gitblit.Keys; import com.gitblit.models.ProjectModel; import com.gitblit.models.RepositoryModel; import com.gitblit.models.UserModel; import com.gitblit.utils.ArrayUtils; import com.gitblit.utils.MarkdownUtils; import com.gitblit.utils.StringUtils; import com.gitblit.wicket.CacheControl; import com.gitblit.wicket.CacheControl.LastModified; import com.gitblit.wicket.GitBlitWebSession; import com.gitblit.wicket.WicketUtils; import com.gitblit.wicket.panels.FilterableProjectList; import com.gitblit.wicket.panels.FilterableRepositoryList; @CacheControl(LastModified.ACTIVITY) public class MyDashboardPage extends DashboardPage { public MyDashboardPage() { super(); setup(null); } public MyDashboardPage(PageParameters params) { super(params); setup(params); } @Override protected boolean reusePageParameters() { return true; } private void setup(PageParameters params) { setupPage("", ""); // check to see if we should display a login message boolean authenticateView = app().settings().getBoolean(Keys.web.authenticateViewPages, true); if (authenticateView && !GitBlitWebSession.get().isLoggedIn()) { String messageSource = app().settings().getString(Keys.web.loginMessage, "gitblit"); String message = readMarkdown(messageSource, "login.mkd"); Component repositoriesMessage = new Label("repositoriesMessage", message); add(repositoriesMessage.setEscapeModelStrings(false)); add(new Label("activity").setVisible(false)); add(new Label("repositoryTabs").setVisible(false)); return; } // Load the markdown welcome message String messageSource = app().settings().getString(Keys.web.repositoriesMessage, "gitblit"); String message = readMarkdown(messageSource, "welcome.mkd"); Component repositoriesMessage = new Label("repositoriesMessage", message).setEscapeModelStrings(false) .setVisible(message.length() > 0); add(repositoriesMessage); UserModel user = GitBlitWebSession.get().getUser(); if (user == null) { user = UserModel.ANONYMOUS; } // parameters int daysBack = params == null ? 0 : WicketUtils.getDaysBack(params); int maxDaysBack = app().settings().getInteger(Keys.web.activityDurationMaximum, 30); if (daysBack < 1) { daysBack = app().settings().getInteger(Keys.web.activityDuration, 7); } if (maxDaysBack > 0 && daysBack > maxDaysBack) { daysBack = maxDaysBack; } Calendar c = Calendar.getInstance(); c.add(Calendar.DATE, -1 * daysBack); Date minimumDate = c.getTime(); // build repo lists List<RepositoryModel> starred = new ArrayList<RepositoryModel>(); List<RepositoryModel> owned = new ArrayList<RepositoryModel>(); List<RepositoryModel> active = new ArrayList<RepositoryModel>(); for (RepositoryModel model : getRepositoryModels()) { if (model.isUsersPersonalRepository(user.username) || model.isOwner(user.username)) { owned.add(model); } if (user.getPreferences().isStarredRepository(model.name)) { starred.add(model); } if (model.isShowActivity() && model.lastChange.after(minimumDate)) { active.add(model); } } Comparator<RepositoryModel> lastUpdateSort = new Comparator<RepositoryModel>() { @Override public int compare(RepositoryModel o1, RepositoryModel o2) { return o2.lastChange.compareTo(o1.lastChange); } }; Collections.sort(owned, lastUpdateSort); Collections.sort(starred, lastUpdateSort); Collections.sort(active, lastUpdateSort); String activityTitle; Set<RepositoryModel> feed = new HashSet<RepositoryModel>(); feed.addAll(starred); feed.addAll(owned); if (feed.isEmpty()) { // no starred or owned, go with recent activity activityTitle = getString("gb.recentActivity"); feed.addAll(active); } else if (starred.isEmpty()) { // no starred, owned repos feed activityTitle = getString("gb.owned"); } else if (owned.isEmpty()) { // no owned, starred repos feed activityTitle = getString("gb.starred"); } else { // starred and owned repositories activityTitle = getString("gb.starredAndOwned"); } addActivity(user, feed, activityTitle, daysBack); Fragment repositoryTabs; if (UserModel.ANONYMOUS.equals(user)) { repositoryTabs = new Fragment("repositoryTabs", "anonymousTabsFragment", MyDashboardPage.this); } else { repositoryTabs = new Fragment("repositoryTabs", "authenticatedTabsFragment", MyDashboardPage.this); } add(repositoryTabs); // projects list List<ProjectModel> projects = app().projects().getProjectModels(getRepositoryModels(), false); repositoryTabs.add(new FilterableProjectList("projects", projects)); // active repository list if (active.isEmpty()) { repositoryTabs.add(new Label("active").setVisible(false)); } else { FilterableRepositoryList repoList = new FilterableRepositoryList("active", active); repoList.setTitle(getString("gb.activeRepositories"), "icon-time"); repositoryTabs.add(repoList); } // starred repository list if (ArrayUtils.isEmpty(starred)) { repositoryTabs.add(new Label("starred").setVisible(false)); } else { FilterableRepositoryList repoList = new FilterableRepositoryList("starred", starred); repoList.setTitle(getString("gb.starredRepositories"), "icon-star"); repositoryTabs.add(repoList); } // owned repository list if (ArrayUtils.isEmpty(owned)) { repositoryTabs.add(new Label("owned").setVisible(false)); } else { FilterableRepositoryList repoList = new FilterableRepositoryList("owned", owned); repoList.setTitle(getString("gb.myRepositories"), "icon-user"); repoList.setAllowCreate(user.canCreate() || user.canAdmin()); repositoryTabs.add(repoList); } } private String readMarkdown(String messageSource, String resource) { String message = ""; if (messageSource.equalsIgnoreCase("gitblit")) { // Read default message message = readDefaultMarkdown(resource); } else { // Read user-supplied message if (!StringUtils.isEmpty(messageSource)) { File file = app().runtime().getFileOrFolder(messageSource); if (file.exists()) { try { FileInputStream fis = new FileInputStream(file); InputStreamReader reader = new InputStreamReader(fis, Constants.CHARACTER_ENCODING); message = MarkdownUtils.transformMarkdown(reader); reader.close(); } catch (Throwable t) { message = getString("gb.failedToRead") + " " + file; warn(message, t); } } else { message = messageSource + " " + getString("gb.isNotValidFile"); } } } return message; } private String readDefaultMarkdown(String file) { String base = file.substring(0, file.lastIndexOf('.')); String ext = file.substring(file.lastIndexOf('.')); String lc = getLanguageCode(); String cc = getCountryCode(); // try to read file_en-us.ext, file_en.ext, file.ext List<String> files = new ArrayList<String>(); if (!StringUtils.isEmpty(lc)) { if (!StringUtils.isEmpty(cc)) { files.add(base + "_" + lc + "-" + cc + ext); files.add(base + "_" + lc + "_" + cc.toUpperCase() + ext); } files.add(base + "_" + lc + ext); } files.add(file); for (String name : files) { String message; InputStreamReader reader = null; try { InputStream is = getClass().getResourceAsStream("/" + name); if (is == null) { continue; } reader = new InputStreamReader(is, Constants.CHARACTER_ENCODING); message = MarkdownUtils.transformMarkdown(reader); reader.close(); return message; } catch (Throwable t) { message = MessageFormat.format(getString("gb.failedToReadMessage"), file); error(message, t, false); return message; } finally { if (reader != null) { try { reader.close(); } catch (Exception e) { } } } } return MessageFormat.format(getString("gb.failedToReadMessage"), file); } }