From 235ad956fa84cad4fac1b2e69a0c9e4f50376ea3 Mon Sep 17 00:00:00 2001
From: James Moger <james.moger@gitblit.com>
Date: Mon, 30 Sep 2013 10:10:48 -0400
Subject: [PATCH] Revise date label creation for optional css class

---
 src/main/java/com/gitblit/utils/JGitUtils.java |  326 +++++++++++++++++++++++++++++++++--------------------
 1 files changed, 203 insertions(+), 123 deletions(-)

diff --git a/src/main/java/com/gitblit/utils/JGitUtils.java b/src/main/java/com/gitblit/utils/JGitUtils.java
index 345375a..c494ccc 100644
--- a/src/main/java/com/gitblit/utils/JGitUtils.java
+++ b/src/main/java/com/gitblit/utils/JGitUtils.java
@@ -32,6 +32,7 @@
 import java.util.Map.Entry;
 import java.util.regex.Pattern;
 
+import org.apache.commons.io.filefilter.TrueFileFilter;
 import org.eclipse.jgit.api.CloneCommand;
 import org.eclipse.jgit.api.FetchCommand;
 import org.eclipse.jgit.api.Git;
@@ -80,7 +81,6 @@
 import org.eclipse.jgit.treewalk.filter.PathSuffixFilter;
 import org.eclipse.jgit.treewalk.filter.TreeFilter;
 import org.eclipse.jgit.util.FS;
-import org.eclipse.jgit.util.io.DisabledOutputStream;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -89,8 +89,6 @@
 import com.gitblit.models.PathModel.PathChangeModel;
 import com.gitblit.models.RefModel;
 import com.gitblit.models.SubmoduleModel;
-import com.sun.jna.Library;
-import com.sun.jna.Native;
 
 /**
  * Collection of static methods for retrieving information from a repository.
@@ -262,111 +260,186 @@
 	 * @return Repository
 	 */
 	public static Repository createRepository(File repositoriesFolder, String name) {
+		return createRepository(repositoriesFolder, name, "FALSE");
+	}
+
+	/**
+	 * Creates a bare, shared repository.
+	 *
+	 * @param repositoriesFolder
+	 * @param name
+	 * @param shared
+	 *          the setting for the --shared option of "git init".
+	 * @return Repository
+	 */
+	public static Repository createRepository(File repositoriesFolder, String name, String shared) {
 		try {
-			Git git = Git.init().setDirectory(new File(repositoriesFolder, name)).setBare(true).call();
-			return git.getRepository();
-		} catch (GitAPIException e) {
+			Repository repo = null;
+			try {
+				Git git = Git.init().setDirectory(new File(repositoriesFolder, name)).setBare(true).call();
+				repo = git.getRepository();
+			} catch (GitAPIException e) {
+				throw new RuntimeException(e);
+			}
+
+			GitConfigSharedRepository sharedRepository = new GitConfigSharedRepository(shared);
+			if (sharedRepository.isShared()) {
+				StoredConfig config = repo.getConfig();
+				config.setString("core", null, "sharedRepository", sharedRepository.getValue());
+				config.setBoolean("receive", null, "denyNonFastforwards", true);
+				config.save();
+
+				if (! JnaUtils.isWindows()) {
+					Iterator<File> iter = org.apache.commons.io.FileUtils.iterateFilesAndDirs(repo.getDirectory(),
+							TrueFileFilter.INSTANCE, TrueFileFilter.INSTANCE);
+					// Adjust permissions on file/directory
+					while (iter.hasNext()) {
+						adjustSharedPerm(iter.next(), sharedRepository);
+					}
+				}
+			}
+
+			return repo;
+		} catch (IOException e) {
 			throw new RuntimeException(e);
 		}
 	}
 
-    /**
-     * Creates a bare, shared repository.
-     * 
-     * @param repositoriesFolder
-     * @param name
-     * @param shared
-     *          the setting for the --shared option of "git init".
-     * @return Repository
-     */
-    public static Repository createRepository(File repositoriesFolder, String name, String shared) {
-        try {
-            Repository repo = createRepository(repositoriesFolder, name);
+	private enum GitConfigSharedRepositoryValue
+	{
+		UMASK("0", 0), FALSE("0", 0), OFF("0", 0), NO("0", 0),
+		GROUP("1", 0660), TRUE("1", 0660), ON("1", 0660), YES("1", 0660),
+		ALL("2", 0664), WORLD("2", 0664), EVERYBODY("2", 0664),
+		Oxxx(null, -1);
 
-            GitConfigSharedRepository sharedRepository = new GitConfigSharedRepository(shared);
-            if (sharedRepository.isShared()) {
-                StoredConfig config = repo.getConfig();
-                config.setString("core", null, "sharedRepository", sharedRepository.getValue());
-                config.setBoolean("receive", null, "denyNonFastforwards", true);
-                config.save();
+		private String configValue;
+		private int permValue;
+		private GitConfigSharedRepositoryValue(String config, int perm) { configValue = config; permValue = perm; };
 
-                if (! System.getProperty("os.name").toLowerCase().startsWith("windows")) {
-                    final CLibrary libc = (CLibrary) Native.loadLibrary("c", CLibrary.class);
+		public String getConfigValue() { return configValue; };
+		public int getPerm() { return permValue; };
 
-                    //libc.chmod("/path/to/file", 0755);
-                }
-            }
+	}
 
-            return repo;
-        } catch (IOException e) {
-            throw new RuntimeException(e);
-        }
-    }
-    interface CLibrary extends Library {
-        public int chmod(String path, int mode);
-    }
-    private enum GitConfigSharedRepositoryValue {
-        UMASK("0", 0), FALSE("0", 0), OFF("0", 0), NO("0", 0),
-        GROUP("1", 0660), TRUE("1", 0660), ON("1", 0660), YES("1", 0660),
-        ALL("2", 0664), WORLD("2", 0664), EVERYBODY("2", 0664),
-        Oxxx(null, -1);
+	private static class GitConfigSharedRepository
+	{
+		private int intValue;
+		private GitConfigSharedRepositoryValue enumValue;
 
-        private String configValue;
-        private int permValue;
-        private GitConfigSharedRepositoryValue(String config, int perm) { configValue = config; permValue = perm; };
+		GitConfigSharedRepository(String s) {
+			if ( s == null || s.trim().isEmpty() ) {
+				enumValue = GitConfigSharedRepositoryValue.GROUP;
+			}
+			else {
+				try {
+					// Try one of the string values
+					enumValue = GitConfigSharedRepositoryValue.valueOf(s.trim().toUpperCase());
+				} catch (IllegalArgumentException  iae) {
+					try {
+						// Try if this is an octal number
+						int i = Integer.parseInt(s, 8);
+						if ( (i & 0600) != 0600 ) {
+							String msg = String.format("Problem with core.sharedRepository filemode value (0%03o).\nThe owner of files must always have read and write permissions.", i);
+							throw new IllegalArgumentException(msg);
+						}
+						intValue = i & 0666;
+						enumValue = GitConfigSharedRepositoryValue.Oxxx;
+					} catch (NumberFormatException nfe) {
+						throw new IllegalArgumentException("Bad configuration value for 'shared': '" + s + "'");
+					}
+				}
+			}
+		}
 
-        public String getConfigValue() { return configValue; };
-        public int getPerm() { return permValue; };
+		String getValue() {
+			if ( enumValue == GitConfigSharedRepositoryValue.Oxxx ) {
+				if (intValue == 0) return "0";
+				return String.format("0%o", intValue);
+			}
+			return enumValue.getConfigValue();
+		}
 
-    }
-    private static class GitConfigSharedRepository
-    {
-        private int intValue;
-        GitConfigSharedRepositoryValue enumValue;
+		int getPerm() {
+			if ( enumValue == GitConfigSharedRepositoryValue.Oxxx ) return intValue;
+			return enumValue.getPerm();
+		}
 
-        GitConfigSharedRepository(String s)
-        {
-            if ( s == null || s.trim().isEmpty() ) {
-                enumValue = GitConfigSharedRepositoryValue.GROUP;
-            }
-            else {
-                try {
-                    // Try one of the string values
-                    enumValue = GitConfigSharedRepositoryValue.valueOf(s.trim().toUpperCase());
-                } catch (IllegalArgumentException  iae) {
-                    try {
-                        // Try if this is an octal number
-                        int i = Integer.parseInt(s, 8);
-                        if ( (i & 0600) != 0600 ) {
-                            String msg = String.format("Problem with core.sharedRepository filemode value (0%03o).\nThe owner of files must always have read and write permissions.", i);
-                            throw new IllegalArgumentException(msg);
-                        }
-                        intValue = i & 0666;
-                        enumValue = GitConfigSharedRepositoryValue.Oxxx;
-                    } catch (NumberFormatException nfe) {
-                        throw new IllegalArgumentException("Bad configuration value for 'shared': '" + s + "'");
-                    }
-                }
-            }
-        }
-        
-        String getValue()
-        {
-            if ( enumValue == GitConfigSharedRepositoryValue.Oxxx ) return Integer.toOctalString(intValue);
-            return enumValue.getConfigValue();
-        }
+		boolean isCustom() {
+			return enumValue == GitConfigSharedRepositoryValue.Oxxx;
+		}
 
-        int getPerm()
-        {
-            if ( enumValue == GitConfigSharedRepositoryValue.Oxxx ) return intValue;
-            return enumValue.getPerm();
-        }
+		boolean isShared() {
+			return (enumValue.getPerm() > 0) || enumValue == GitConfigSharedRepositoryValue.Oxxx;
+		}
+	}
 
-        boolean isShared()
-        {
-            return (enumValue.getPerm() > 0) || enumValue == GitConfigSharedRepositoryValue.Oxxx;
-        }
-    }
+
+	/**
+	 * Adjust file permissions of a file/directory for shared repositories
+	 *
+	 * @param path
+	 * 			File that should get its permissions changed.
+	 * @param configShared
+	 * 			Configuration string value for the shared mode.
+	 * @return Upon successful completion, a value of 0 is returned. Otherwise, a value of -1 is returned.
+	 */
+	public static int adjustSharedPerm(File path, String configShared) {
+		return adjustSharedPerm(path, new GitConfigSharedRepository(configShared));
+	}
+
+
+	/**
+	 * Adjust file permissions of a file/directory for shared repositories
+	 *
+	 * @param path
+	 * 			File that should get its permissions changed.
+	 * @param configShared
+	 * 			Configuration setting for the shared mode.
+	 * @return Upon successful completion, a value of 0 is returned. Otherwise, a value of -1 is returned.
+	 */
+	public static int adjustSharedPerm(File path, GitConfigSharedRepository configShared) {
+		if (! configShared.isShared()) return 0;
+		if (! path.exists()) return -1;
+
+		int perm = configShared.getPerm();
+		JnaUtils.Filestat stat = JnaUtils.getFilestat(path);
+		if (stat == null) return -1;
+		int mode = stat.mode;
+		if (mode < 0) return -1;
+
+		// Now, here is the kicker: Under Linux, chmod'ing a sgid file whose guid is different from the process'
+		// effective guid will reset the sgid flag of the file. Since there is no way to get the sgid flag back in
+		// that case, we decide to rather not touch is and getting the right permissions will have to be achieved
+		// in a different way, e.g. by using an appropriate umask for the Gitblit process.
+		if (System.getProperty("os.name").toLowerCase().startsWith("linux")) {
+			if ( ((mode & (JnaUtils.S_ISGID | JnaUtils.S_ISUID)) != 0)
+				&& stat.gid != JnaUtils.getegid() ) {
+				LOGGER.debug("Not adjusting permissions to prevent clearing suid/sgid bits for '" + path + "'" );
+				return 0;
+			}
+		}
+
+		// If the owner has no write access, delete it from group and other, too.
+		if ((mode & JnaUtils.S_IWUSR) == 0) perm &= ~0222;
+		// If the owner has execute access, set it for all blocks that have read access.
+		if ((mode & JnaUtils.S_IXUSR) == JnaUtils.S_IXUSR) perm |= (perm & 0444) >> 2;
+
+		if (configShared.isCustom()) {
+			// Use the custom value for access permissions.
+			mode = (mode & ~0777) | perm;
+		}
+		else {
+			// Just add necessary bits to existing permissions.
+			mode |= perm;
+		}
+
+		if (path.isDirectory()) {
+			mode |= (mode & 0444) >> 2;
+			mode |= JnaUtils.S_ISGID;
+		}
+
+		return JnaUtils.setFilemode(path, mode);
+	}
 
 
 	/**
@@ -668,6 +741,8 @@
 		try {
 			if (tree == null) {
 				ObjectId object = getDefaultBranch(repository);
+				if (object == null)
+					return null;
 				RevCommit commit = rw.parseCommit(object);
 				tree = commit.getTree();
 			}
@@ -825,7 +900,7 @@
 		Collections.sort(list);
 		return list;
 	}
-
+	
 	/**
 	 * Returns the list of files changed in a specified commit. If the
 	 * repository does not exist or is empty, an empty list is returned.
@@ -836,6 +911,21 @@
 	 * @return list of files changed in a commit
 	 */
 	public static List<PathChangeModel> getFilesInCommit(Repository repository, RevCommit commit) {
+		return getFilesInCommit(repository, commit, true);
+	}
+
+	/**
+	 * Returns the list of files changed in a specified commit. If the
+	 * repository does not exist or is empty, an empty list is returned.
+	 * 
+	 * @param repository
+	 * @param commit
+	 *            if null, HEAD is assumed.
+	 * @param calculateDiffStat
+	 *            if true, each PathChangeModel will have insertions/deletions
+	 * @return list of files changed in a commit
+	 */
+	public static List<PathChangeModel> getFilesInCommit(Repository repository, RevCommit commit, boolean calculateDiffStat) {
 		List<PathChangeModel> list = new ArrayList<PathChangeModel>();
 		if (!hasCommits(repository)) {
 			return list;
@@ -860,26 +950,25 @@
 				tw.release();
 			} else {
 				RevCommit parent = rw.parseCommit(commit.getParent(0).getId());
-				DiffFormatter df = new DiffFormatter(DisabledOutputStream.INSTANCE);
+				DiffStatFormatter df = new DiffStatFormatter(commit.getName());
 				df.setRepository(repository);
 				df.setDiffComparator(RawTextComparator.DEFAULT);
 				df.setDetectRenames(true);
 				List<DiffEntry> diffs = df.scan(parent.getTree(), commit.getTree());
 				for (DiffEntry diff : diffs) {
-					String objectId = diff.getNewId().name();
-					if (diff.getChangeType().equals(ChangeType.DELETE)) {
-						list.add(new PathChangeModel(diff.getOldPath(), diff.getOldPath(), 0, diff
-								.getNewMode().getBits(), objectId, commit.getId().getName(), diff
-								.getChangeType()));
-					} else if (diff.getChangeType().equals(ChangeType.RENAME)) {
-						list.add(new PathChangeModel(diff.getOldPath(), diff.getNewPath(), 0, diff
-								.getNewMode().getBits(), objectId, commit.getId().getName(), diff
-								.getChangeType()));
-					} else {
-						list.add(new PathChangeModel(diff.getNewPath(), diff.getNewPath(), 0, diff
-								.getNewMode().getBits(), objectId, commit.getId().getName(), diff
-								.getChangeType()));
+					// create the path change model
+					PathChangeModel pcm = PathChangeModel.from(diff, commit.getName());
+					
+					if (calculateDiffStat) {
+						// update file diffstats
+						df.format(diff);
+						PathChangeModel pathStat = df.getDiffStat().getPath(pcm.path);
+						if (pathStat != null) {
+							pcm.insertions = pathStat.insertions;
+							pcm.deletions = pathStat.deletions;
+						}
 					}
+					list.add(pcm);
 				}
 			}
 		} catch (Throwable t) {
@@ -914,20 +1003,8 @@
 
 			List<DiffEntry> diffEntries = df.scan(startCommit.getTree(), endCommit.getTree());
 			for (DiffEntry diff : diffEntries) {
-				
-				if (diff.getChangeType().equals(ChangeType.DELETE)) {
-					list.add(new PathChangeModel(diff.getOldPath(), diff.getOldPath(), 0, diff
-							.getNewMode().getBits(), diff.getOldId().name(), null, diff
-							.getChangeType()));
-				} else if (diff.getChangeType().equals(ChangeType.RENAME)) {
-					list.add(new PathChangeModel(diff.getOldPath(), diff.getNewPath(), 0, diff
-							.getNewMode().getBits(), diff.getNewId().name(), null, diff
-							.getChangeType()));
-				} else {
-					list.add(new PathChangeModel(diff.getNewPath(), diff.getNewPath(), 0, diff
-							.getNewMode().getBits(), diff.getNewId().name(), null, diff
-							.getChangeType()));
-				}
+				PathChangeModel pcm = PathChangeModel.from(diff,  null);
+				list.add(pcm);
 			}			
 			Collections.sort(list);
 		} catch (Throwable t) {
@@ -1266,14 +1343,17 @@
 	 */
 	public static List<RevCommit> searchRevlogs(Repository repository, String objectId,
 			String value, final com.gitblit.Constants.SearchType type, int offset, int maxCount) {
-		final String lcValue = value.toLowerCase();
 		List<RevCommit> list = new ArrayList<RevCommit>();
+		if (StringUtils.isEmpty(value)) {
+			return list;
+		}
 		if (maxCount == 0) {
 			return list;
 		}
 		if (!hasCommits(repository)) {
 			return list;
 		}
+		final String lcValue = value.toLowerCase();
 		try {
 			// resolve branch
 			ObjectId branchObject;

--
Gitblit v1.9.1