- do not use shell for running external programs

- add suport for (quick) git-svn cloning of package repositories

1 files changed, 57 insertions, 0 deletions

diff --git a/MgaRepo/git.py b/MgaRepo/git.py
new file mode 100644
index 0000000..a424a08
--- /dev/null
+++ b/MgaRepo/git.py
@@ -0,0 +1,57 @@
+from MgaRepo import Error, config
+from MgaRepo.util import execcmd
+from MgaRepo.VCS import *
+from os.path import basename, dirname
+from os import chdir, getcwd
+import sys
+import re
+import time
+from xml.etree import ElementTree
+import subprocess
+
+class GITLogEntry(VCSLogEntry):
+    def __init__(self, revision, author, date):
+        VCSLogEntry.__init__(self, revision, author, data)
+
+class GIT(VCS):
+    def __init__(self):
+        VCS.__init__(self)
+        self.vcs_name = "git"
+        self.vcs_command = config.get("global", "git-command", "git")
+        self.vcs_supports['clone'] = True
+        self.env_defaults = {"GIT_SSH": self.vcs_wrapper}
+
+    def clone(self, url, targetpath, **kwargs):
+        if url.split(':')[0].find("svn") < 0:
+            return VCS.clone(self, url, targetpath, **kwargs)
+        else:
+            # To speed things up on huge repositories, we'll just grab all the
+            # revision numbers for this specific directory and grab these only
+            # in stead of having to go through each and every revision...
+            retval, result = execcmd("svn log --stop-on-copy --xml %s" % url)
+            if retval:
+                return retval
+            parser = ElementTree.XMLParser()
+            result = "".join(result.split("\n"))
+            parser.feed(result)
+            log = parser.close()
+            logentries = log.getiterator("logentry")
+            revisions = []
+            topurl = dirname(url)
+            trunk = basename(url)
+            tags = "releases"
+            execcmd("git svn init %s --trunk=%s --tags=%s %s" % (topurl, trunk, tags, targetpath), show=True)
+            chdir(targetpath)
+            for entry in logentries:
+                revisions.append(entry.attrib["revision"])
+            while revisions:
+                execcmd("git svn fetch -r%d" % int(revisions.pop()), show=True)
+
+            cmd = ["svn", "rebase"]
+            return self._execVcs_success(*cmd, **kwargs)
+
+class SVNLook(VCSLook):
+    def __init__(self, repospath, txn=None, rev=None):
+        VCSLook.__init__(self, repospath, txn, rev)
+
+# vim:et:ts=4:sw=4