move detectVCS() to separate module to prevent import order

1 files changed, 27 insertions, 0 deletions

diff --git a/MgaRepo/vcsutil.py b/MgaRepo/vcsutil.py
new file mode 100644
index 0000000..cf0237c
--- /dev/null
+++ b/MgaRepo/vcsutil.py
@@ -0,0 +1,27 @@
+from MgaRepo.git import GIT
+from MgaRepo.svn import SVN
+
+def detectVCS(url):
+    if ':' in url:
+        protocol,uri = url.split(":")
+        if "svn" in protocol:
+            return SVN(url=url)
+        elif "git" in protocol:
+            return GIT(url=url)
+        elif "http" in protocol:
+            if uri.endswith(".git"):
+                return GIT(url=url)
+            elif "svn" in uri:
+                return SVN(url=url)
+        raise Error("Unknown protocol %s for %s" % (protocol, url))
+    elif os.path.exists(url) and os.path.isdir(url):
+        while True:
+            url = os.path.abspath(url)
+            for vcs in (SVN, GIT):
+                vcsdir = os.path.join(url, vcs.vcs_dirname)
+                if os.path.exists(vcsdir) and os.path.isdir(vcsdir):
+                    return vcs(path=url)
+            url = os.path.dirname(url)
+            if url == "/":
+                break
+    raise Error("No supported repository found at path: %s" % url)