From b94965e87929c6b4e42f9a2078dc0d910cc2637d Mon Sep 17 00:00:00 2001
From: James Moger <james.moger@gitblit.com>
Date: Wed, 09 May 2012 07:59:00 -0400
Subject: [PATCH] Merge pull request #17 from peterloron/master

---
 src/com/gitblit/GitBlit.java |  239 ++++++++++++++++++++++++++++++++++++++++++++++++++---------
 1 files changed, 203 insertions(+), 36 deletions(-)

diff --git a/src/com/gitblit/GitBlit.java b/src/com/gitblit/GitBlit.java
index 89dcbf1..b4f6d6a 100644
--- a/src/com/gitblit/GitBlit.java
+++ b/src/com/gitblit/GitBlit.java
@@ -23,16 +23,19 @@
 import java.io.InputStreamReader;
 import java.lang.reflect.Field;
 import java.text.MessageFormat;
+import java.text.SimpleDateFormat;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
 import java.util.Collections;
+import java.util.Date;
 import java.util.HashMap;
 import java.util.LinkedHashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Set;
+import java.util.TimeZone;
 import java.util.TreeSet;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.Executors;
@@ -70,11 +73,13 @@
 import com.gitblit.models.FederationSet;
 import com.gitblit.models.Metric;
 import com.gitblit.models.RepositoryModel;
+import com.gitblit.models.SearchResult;
 import com.gitblit.models.ServerSettings;
 import com.gitblit.models.ServerStatus;
 import com.gitblit.models.SettingModel;
 import com.gitblit.models.TeamModel;
 import com.gitblit.models.UserModel;
+import com.gitblit.utils.ArrayUtils;
 import com.gitblit.utils.ByteFormat;
 import com.gitblit.utils.FederationUtils;
 import com.gitblit.utils.JGitUtils;
@@ -102,7 +107,7 @@
 public class GitBlit implements ServletContextListener {
 
 	private static GitBlit gitblit;
-
+	
 	private final Logger logger = LoggerFactory.getLogger(GitBlit.class);
 
 	private final ScheduledExecutorService scheduledExecutor = Executors.newScheduledThreadPool(5);
@@ -122,8 +127,6 @@
 
 	private File repositoriesFolder;
 
-	private boolean exportAll = true;
-
 	private IUserService userService;
 
 	private IStoredSettings settings;
@@ -133,6 +136,10 @@
 	private ServerStatus serverStatus;
 
 	private MailExecutor mailExecutor;
+	
+	private LuceneExecutor luceneExecutor;
+	
+	private TimeZone timezone;
 
 	public GitBlit() {
 		if (gitblit == null) {
@@ -161,6 +168,24 @@
 	public static boolean isGO() {
 		return self().settings instanceof FileSettings;
 	}
+	
+	/**
+	 * Returns the preferred timezone for the Gitblit instance.
+	 * 
+	 * @return a timezone
+	 */
+	public static TimeZone getTimezone() {
+		if (self().timezone == null) {
+			String tzid = getString("web.timezone", null);
+			if (StringUtils.isEmpty(tzid)) {
+				self().timezone = TimeZone.getDefault();
+				return self().timezone;
+			}
+			self().timezone = TimeZone.getTimeZone(tzid);
+		}
+		return self().timezone;
+	}
+	
 
 	/**
 	 * Returns the boolean value for the specified key. If the key does not
@@ -352,6 +377,38 @@
 		this.userService = userService;
 		this.userService.setup(settings);
 	}
+	
+	/**
+	 * 
+	 * @return true if the user service supports credential changes
+	 */
+	public boolean supportsCredentialChanges() {
+		return userService.supportsCredentialChanges();
+	}
+
+	/**
+	 * 
+	 * @return true if the user service supports display name changes
+	 */
+	public boolean supportsDisplayNameChanges() {
+		return userService.supportsDisplayNameChanges();
+	}
+
+	/**
+	 * 
+	 * @return true if the user service supports email address changes
+	 */
+	public boolean supportsEmailAddressChanges() {
+		return userService.supportsEmailAddressChanges();
+	}
+
+	/**
+	 * 
+	 * @return true if the user service supports team membership changes
+	 */
+	public boolean supportsTeamMembershipChanges() {
+		return userService.supportsTeamMembershipChanges();
+	}
 
 	/**
 	 * Authenticate a user based on a username and password.
@@ -440,6 +497,18 @@
 			response.addCookie(userCookie);
 		}
 	}
+	
+	/**
+	 * Logout a user.
+	 * 
+	 * @param user
+	 */
+	public void logout(UserModel user) {
+		if (userService == null) {
+			return;
+		}
+		userService.logout(user);
+	}
 
 	/**
 	 * Returns the list of all users available to the login service.
@@ -451,7 +520,7 @@
 		List<String> names = new ArrayList<String>(userService.getAllUsernames());
 		return names;
 	}
-	
+
 	/**
 	 * Returns the list of all users available to the login service.
 	 * 
@@ -545,7 +614,7 @@
 		List<String> teams = new ArrayList<String>(userService.getAllTeamNames());
 		return teams;
 	}
-	
+
 	/**
 	 * Returns the list of available teams that a user or repository may be
 	 * assigned to.
@@ -641,7 +710,8 @@
 	 * @return list of all repositories
 	 */
 	public List<String> getRepositoryList() {
-		return JGitUtils.getRepositoryList(repositoriesFolder, exportAll,
+		return JGitUtils.getRepositoryList(repositoriesFolder, 
+				settings.getBoolean(Keys.git.onlyAccessBareRepositories, false),
 				settings.getBoolean(Keys.git.searchRepositoriesSubfolders, true));
 	}
 
@@ -652,21 +722,38 @@
 	 * @return repository or null
 	 */
 	public Repository getRepository(String repositoryName) {
+		return getRepository(repositoryName, true);
+	}
+
+	/**
+	 * Returns the JGit repository for the specified name.
+	 * 
+	 * @param repositoryName
+	 * @param logError
+	 * @return repository or null
+	 */
+	public Repository getRepository(String repositoryName, boolean logError) {
 		Repository r = null;
 		try {
 			r = repositoryResolver.open(null, repositoryName);
 		} catch (RepositoryNotFoundException e) {
 			r = null;
-			logger.error("GitBlit.getRepository(String) failed to find "
-					+ new File(repositoriesFolder, repositoryName).getAbsolutePath());
+			if (logError) {
+				logger.error("GitBlit.getRepository(String) failed to find "
+						+ new File(repositoriesFolder, repositoryName).getAbsolutePath());
+			}
 		} catch (ServiceNotAuthorizedException e) {
 			r = null;
-			logger.error("GitBlit.getRepository(String) failed to find "
-					+ new File(repositoriesFolder, repositoryName).getAbsolutePath(), e);
+			if (logError) {
+				logger.error("GitBlit.getRepository(String) failed to find "
+						+ new File(repositoriesFolder, repositoryName).getAbsolutePath(), e);
+			}
 		} catch (ServiceNotEnabledException e) {
 			r = null;
-			logger.error("GitBlit.getRepository(String) failed to find "
-					+ new File(repositoriesFolder, repositoryName).getAbsolutePath(), e);
+			if (logError) {
+				logger.error("GitBlit.getRepository(String) failed to find "
+						+ new File(repositoriesFolder, repositoryName).getAbsolutePath(), e);
+			}
 		}
 		return r;
 	}
@@ -741,7 +828,8 @@
 		RepositoryModel model = new RepositoryModel();
 		model.name = repositoryName;
 		model.hasCommits = JGitUtils.hasCommits(r);
-		model.lastChange = JGitUtils.getLastChange(r, null);
+		model.lastChange = JGitUtils.getLastChange(r);
+		model.isBare = r.isBare();
 		StoredConfig config = JGitUtils.readConfig(r);
 		if (config != null) {
 			model.description = getConfig(config, "description", "");
@@ -767,7 +855,11 @@
 					"gitblit", null, "postReceiveScript")));
 			model.mailingLists = new ArrayList<String>(Arrays.asList(config.getStringList(
 					"gitblit", null, "mailingList")));
+			model.indexedBranches = new ArrayList<String>(Arrays.asList(config.getStringList(
+					"gitblit", null, "indexBranch")));
 		}
+		model.HEAD = JGitUtils.getHEADRef(r);
+		model.availableRefs = JGitUtils.getAvailableHeadTargets(r);
 		r.close();
 		return model;
 	}
@@ -824,6 +916,9 @@
 				repository.close();
 			}
 		}
+		
+		// close any open index writer/searcher in the Lucene executor
+		luceneExecutor.close(repositoryName);
 	}
 
 	/**
@@ -840,7 +935,7 @@
 		if (repositoryMetricsCache.hasCurrent(model.name, model.lastChange)) {
 			return new ArrayList<Metric>(repositoryMetricsCache.getObject(model.name));
 		}
-		List<Metric> metrics = MetricUtils.getDateMetrics(repository, null, true, null);
+		List<Metric> metrics = MetricUtils.getDateMetrics(repository, null, true, null, getTimezone());
 		repositoryMetricsCache.updateObject(model.name, model.lastChange, metrics);
 		return new ArrayList<Metric>(metrics);
 	}
@@ -963,6 +1058,18 @@
 		// update settings
 		if (r != null) {
 			updateConfiguration(r, repository);
+			// only update symbolic head if it changes
+			String currentRef = JGitUtils.getHEADRef(r);
+			if (!StringUtils.isEmpty(repository.HEAD) && !repository.HEAD.equals(currentRef)) {
+				logger.info(MessageFormat.format("Relinking {0} HEAD from {1} to {2}", 
+						repository.name, currentRef, repository.HEAD));
+				if (JGitUtils.setHEADtoRef(r, repository.HEAD)) {
+					// clear the cache
+					clearRepositoryCache(repository.name);
+				}
+			}
+
+			// close the repository object
 			r.close();
 		}
 	}
@@ -987,24 +1094,33 @@
 		config.setBoolean("gitblit", null, "showReadme", repository.showReadme);
 		config.setBoolean("gitblit", null, "skipSizeCalculation", repository.skipSizeCalculation);
 		config.setBoolean("gitblit", null, "skipSummaryMetrics", repository.skipSummaryMetrics);
-		config.setStringList("gitblit", null, "federationSets", repository.federationSets);
 		config.setString("gitblit", null, "federationStrategy",
 				repository.federationStrategy.name());
 		config.setBoolean("gitblit", null, "isFederated", repository.isFederated);
-		if (repository.preReceiveScripts != null) {
-			config.setStringList("gitblit", null, "preReceiveScript", repository.preReceiveScripts);
-		}
-		if (repository.postReceiveScripts != null) {
-			config.setStringList("gitblit", null, "postReceiveScript",
-					repository.postReceiveScripts);
-		}
-		if (repository.mailingLists != null) {
-			config.setStringList("gitblit", null, "mailingList", repository.mailingLists);
-		}
+
+		updateList(config, "federationSets", repository.federationSets);
+		updateList(config, "preReceiveScript", repository.preReceiveScripts);
+		updateList(config, "postReceiveScript", repository.postReceiveScripts);
+		updateList(config, "mailingList", repository.mailingLists);
+		updateList(config, "indexBranch", repository.indexedBranches);
+
 		try {
 			config.save();
 		} catch (IOException e) {
 			logger.error("Failed to save repository config!", e);
+		}
+	}
+	
+	private void updateList(StoredConfig config, String field, List<String> list) {
+		// a null list is skipped, not cleared
+		// this is for RPC administration where an older manager might be used
+		if (list == null) {
+			return;
+		}
+		if (ArrayUtils.isEmpty(list)) {
+			config.unset("gitblit", null, field);
+		} else {
+			config.setStringList("gitblit", null, field, list);
 		}
 	}
 
@@ -1589,6 +1705,20 @@
 		}
 		return scripts;
 	}
+	
+	/**
+	 * Search the specified repositories using the Lucene query.
+	 * 
+	 * @param query
+	 * @param page
+	 * @param pageSize
+	 * @param repositories
+	 * @return
+	 */
+	public List<SearchResult> search(String query, int page, int pageSize, List<String> repositories) {		
+		List<SearchResult> srs = luceneExecutor.search(query, page, pageSize, repositories);
+		return srs;
+	}
 
 	/**
 	 * Notify the administrators by email.
@@ -1666,6 +1796,10 @@
 	 */
 	private ServerSettings loadSettingModels() {
 		ServerSettings settingsModel = new ServerSettings();
+		settingsModel.supportsCredentialChanges = userService.supportsCredentialChanges();
+		settingsModel.supportsDisplayNameChanges = userService.supportsDisplayNameChanges();
+		settingsModel.supportsEmailAddressChanges = userService.supportsEmailAddressChanges();
+		settingsModel.supportsTeamMembershipChanges = userService.supportsTeamMembershipChanges();
 		try {
 			// Read bundled Gitblit properties to extract setting descriptions.
 			// This copy is pristine and only used for populating the setting
@@ -1734,29 +1868,42 @@
 		this.settings = settings;
 		repositoriesFolder = getRepositoriesFolder();
 		logger.info("Git repositories folder " + repositoriesFolder.getAbsolutePath());
-		repositoryResolver = new FileResolver<Void>(repositoriesFolder, exportAll);
+		repositoryResolver = new FileResolver<Void>(repositoriesFolder, true);
+		
+		logTimezone("JVM", TimeZone.getDefault());
+		logTimezone(Constants.NAME, getTimezone());
+
 		serverStatus = new ServerStatus(isGO());
 		String realm = settings.getString(Keys.realm.userService, "users.properties");
 		IUserService loginService = null;
 		try {
 			// check to see if this "file" is a login service class
 			Class<?> realmClass = Class.forName(realm);
-			if (IUserService.class.isAssignableFrom(realmClass)) {
-				loginService = (IUserService) realmClass.newInstance();
-			}
+			loginService = (IUserService) realmClass.newInstance();
 		} catch (Throwable t) {
 			loginService = new GitblitUserService();
 		}
 		setUserService(loginService);
 		mailExecutor = new MailExecutor(settings);
 		if (mailExecutor.isReady()) {
+			logger.info("Mail executor is scheduled to process the message queue every 2 minutes.");
 			scheduledExecutor.scheduleAtFixedRate(mailExecutor, 1, 2, TimeUnit.MINUTES);
 		} else {
 			logger.warn("Mail server is not properly configured.  Mail services disabled.");
 		}
+		luceneExecutor = new LuceneExecutor(settings, repositoriesFolder);
+		logger.info("Lucene executor is scheduled to process indexed branches every 2 minutes.");
+		scheduledExecutor.scheduleAtFixedRate(luceneExecutor, 1, 2, TimeUnit.MINUTES);
 		if (startFederation) {
 			configureFederation();
-		}
+		}		
+	}
+	
+	private void logTimezone(String type, TimeZone zone) {
+		SimpleDateFormat df = new SimpleDateFormat("z Z");
+		df.setTimeZone(zone);
+		String offset = df.format(new Date());
+		logger.info(type + " timezone is " + zone.getID() + " (" + offset + ")");
 	}
 
 	/**
@@ -1768,27 +1915,46 @@
 	@Override
 	public void contextInitialized(ServletContextEvent contextEvent) {
 		servletContext = contextEvent.getServletContext();
-		settingsModel = loadSettingModels();
 		if (settings == null) {
 			// Gitblit WAR is running in a servlet container
 			ServletContext context = contextEvent.getServletContext();
 			WebXmlSettings webxmlSettings = new WebXmlSettings(context);
 
 			// 0.7.0 web.properties in the deployed war folder
-			File overrideFile = new File(context.getRealPath("/WEB-INF/web.properties"));
-			if (overrideFile.exists()) {
-				webxmlSettings.applyOverrides(overrideFile);
+			String webProps = context.getRealPath("/WEB-INF/web.properties");
+			if (!StringUtils.isEmpty(webProps)) {
+				File overrideFile = new File(webProps);
+				if (overrideFile.exists()) {
+					webxmlSettings.applyOverrides(overrideFile);
+				}
 			}
+			
 
 			// 0.8.0 gitblit.properties file located outside the deployed war
 			// folder lie, for example, on RedHat OpenShift.
-			overrideFile = getFileOrFolder("gitblit.properties");
+			File overrideFile = getFileOrFolder("gitblit.properties");
 			if (!overrideFile.getPath().equals("gitblit.properties")) {
 				webxmlSettings.applyOverrides(overrideFile);
 			}
 			configureContext(webxmlSettings, true);
-		}
 
+			// Copy the included scripts to the configured groovy folder
+			File localScripts = getFileOrFolder(Keys.groovy.scriptsFolder, "groovy");
+			if (!localScripts.exists()) {
+				File includedScripts = new File(context.getRealPath("/WEB-INF/groovy"));
+				if (!includedScripts.equals(localScripts)) {
+					try {
+						com.gitblit.utils.FileUtils.copy(localScripts, includedScripts.listFiles());
+					} catch (IOException e) {
+						logger.error(MessageFormat.format(
+								"Failed to copy included Groovy scripts from {0} to {1}",
+								includedScripts, localScripts));
+					}
+				}
+			}
+		}
+		
+		settingsModel = loadSettingModels();
 		serverStatus.servletContainer = servletContext.getServerInfo();
 	}
 
@@ -1800,5 +1966,6 @@
 	public void contextDestroyed(ServletContextEvent contextEvent) {
 		logger.info("Gitblit context destroyed by servlet container.");
 		scheduledExecutor.shutdownNow();
+		luceneExecutor.close();
 	}
 }

--
Gitblit v1.9.1