Added basic frame for pygit2 - it just needs some basic methods to be implemented now - depending on the performance, it might actually receive some more work

1 files changed, 90 insertions, 0 deletions

diff --git a/git/db/pygit2/complex.py b/git/db/pygit2/complex.py
new file mode 100644
index 00000000..67635a1e
--- /dev/null
+++ b/git/db/pygit2/complex.py
@@ -0,0 +1,90 @@
+
+__all__ = ['Pygit2GitODB', 'Pygit2GitDB', 'Pygit2CompatibilityGitDB']
+
+from git.db.py.complex import PureGitODB
+from git.db.py.base import (
+						PureRepositoryPathsMixin,
+						PureConfigurationMixin,
+						PureIndexDB,
+					)
+from git.db.py.resolve import PureReferencesMixin
+from git.db.py.transport import PureTransportDB
+from git.db.py.submodule import PureSubmoduleDB
+
+from git.db.cmd.complex import CmdHighLevelRepository, GitCommandMixin
+from git.db.compat import RepoCompatibilityInterface
+
+from pygit2 import Repository as Pygit2Repo
+
+from git.base import OInfo, OStream
+from git.fun import type_id_to_type_map, type_to_type_id_map 
+
+from cStringIO import StringIO 
+import os
+
+
+class Pygit2GitODB(PureGitODB):
+	"""A full fledged database to read and write object files from all kinds of sources."""
+	
+	def __init__(self, objects_root):
+		"""Initalize this instance"""
+		PureGitODB.__init__(self, objects_root)
+		if hasattr(self, 'git_dir'):
+			wd = self.git_dir
+		else:
+			wd = os.path.dirname(objects_root)
+		#END try to figure out good entry for pygit2 - it needs the .gitdir
+		print objects_root
+		print wd
+		self._py2_repo = Pygit2Repo(wd)
+		
+	def __getattr__(self, attr):
+		try:
+			# supply LazyMixin with this call first
+			return super(Pygit2GitODB, self).__getattr__(attr)
+		except AttributeError:
+			# now assume its on the pygit2 repository ... for now
+			return getattr(self._py2_repo, attr)
+		#END handle attr
+		
+	#{ Object DBR
+	
+	# def info(self, binsha):
+		# type_id, uncomp_data = self._py2_repo.object_store.get_raw(binsha) 
+		# return OInfo(binsha, type_id_to_type_map[type_id], len(uncomp_data))
+	# 
+	# def stream(self, binsha):
+		# type_id, uncomp_data = self._py2_repo.object_store.get_raw(binsha)
+		# return OStream(binsha, type_id_to_type_map[type_id], len(uncomp_data), StringIO(uncomp_data))
+	# 
+	# #}END object dbr
+	# 
+	# #{ Object DBW
+	# 
+	# def store(self, istream):
+		# obj = ShaFile.from_raw_string(type_to_type_id_map[istream.type], istream.read())
+		# self._py2_repo.object_store.add_object(obj)
+		# istream.binsha = obj.sha().digest()
+		# return istream
+		
+	#}END object dbw
+		
+class Pygit2GitDB(		PureRepositoryPathsMixin, PureConfigurationMixin, 
+						PureReferencesMixin, PureSubmoduleDB, 
+						PureIndexDB, 
+						PureTransportDB, # not fully implemented
+						GitCommandMixin,
+						CmdHighLevelRepository,
+						Pygit2GitODB):	# must come last, as it doesn't pass on __init__ with super
+
+
+	def __init__(self, root_path):
+		"""Initialize ourselves on the .git directory, or the .git/objects directory."""
+		PureRepositoryPathsMixin._initialize(self, root_path)
+		super(Pygit2GitDB, self).__init__(self.objects_dir)
+	
+
+class Pygit2CompatibilityGitDB(RepoCompatibilityInterface, Pygit2GitDB):
+	"""Basic pygit2 compatibility database"""
+	pass
+