Add some information getters to repo class

src/qgitrepository.cpp

@@ -119,6 +119,46 @@ QGitRef QGitRepository::head()
     return QGitRef(ref);
 }
 
+bool QGitRepository::isHeadDetached() const
+{
+    return git_repository_head_detached(data()) == 1;
+}
+
+bool QGitRepository::isHeadOrphan() const
+{
+    return git_repository_head_orphan(data()) == 1;
+}
+
+bool QGitRepository::isEmpty() const
+{
+    return git_repository_is_empty(data()) == 1;
+}
+
+bool QGitRepository::isBare() const
+{
+    return git_repository_is_bare(data()) == 1;
+}
+
+QString QGitRepository::path() const
+{
+    return QFile::decodeName(git_repository_path(data(), GIT_REPO_PATH));
+}
+
+QString QGitRepository::indexPath() const
+{
+    return QFile::decodeName(git_repository_path(data(), GIT_REPO_PATH_INDEX));
+}
+
+QString QGitRepository::databasePath() const
+{
+    return QFile::decodeName(git_repository_path(data(), GIT_REPO_PATH_ODB));
+}
+
+QString QGitRepository::workDirPath() const
+{
+    return QFile::decodeName(git_repository_path(data(), GIT_REPO_PATH_WORKDIR));
+}
+
 QGitRef QGitRepository::lookupRef(const QString& name)
 {
     git_reference *ref = 0;

src/qgitrepository.h

@@ -166,6 +166,55 @@ namespace LibQGit2
              */
             QGitRef head();
 
+            /**
+             * Check if a repository's HEAD is detached
+             *
+             * A repository's HEAD is detached when it points directly to a commit
+             * instead of a branch.
+             */
+            bool isHeadDetached() const;
+
+            /**
+             * Check if the current branch is an orphan
+             *
+             * An orphan branch is one named from HEAD but which doesn't exist in
+             * the refs namespace, because it doesn't have any commit to point to.
+             */
+            bool isHeadOrphan() const;
+
+            /**
+             * Check if a repository is empty
+             *
+             * An empty repository has just been initialized and contains
+             * no commits.
+             */
+            bool isEmpty() const;
+
+            /**
+             * Check if a repository is bare
+             */
+            bool isBare() const;
+
+            /**
+             * Get the path to the repository
+             */
+            QString path() const;
+
+            /**
+             * Get the path to the index
+             */
+            QString indexPath() const;
+
+            /**
+             * Get the path to the ODB
+             */
+            QString databasePath() const;
+
+            /**
+             * Get the path to the working directory
+             */
+            QString workDirPath() const;
+
             /**
              * Lookup a reference by its name in a repository.
              */