[modules] re-enable git

modules/core/git.py

@@ -0,0 +1,81 @@
+# pylint: disable=C0111,R0903
+
+"""Print the branch and git status for the
+currently focused window.
+
+Requires:
+    * xcwd
+    * Python module 'pygit2'
+"""
+
+import os
+import string
+import logging
+try:
+    import pygit2
+except ImportError:
+    pass
+
+import bumblebee.input
+import bumblebee.output
+import bumblebee.engine
+import bumblebee.util
+
+class Module(bumblebee.engine.Module):
+    def __init__(self, engine, config):
+        widgets = []
+        super(Module, self).__init__(engine, config, widgets)
+        self._engine = engine
+        self._error = False
+        self.update(self.widgets())
+
+    def hidden(self):
+        return self._error
+
+    def update(self, widgets):
+        state = {}
+        new_widgets = []
+        try:
+            directory = bumblebee.util.execute("xcwd").strip()
+            directory = self._get_git_root(directory)
+            repo = pygit2.Repository(directory)
+
+            new_widgets.append(bumblebee.output.Widget(name='git.main', full_text=repo.head.shorthand))
+
+            for filepath, flags in repo.status().items():
+                if flags == pygit2.GIT_STATUS_WT_NEW or \
+                    flags == pygit2.GIT_STATUS_INDEX_NEW:
+                    state['new'] = True
+                if flags == pygit2.GIT_STATUS_WT_DELETED or \
+                    flags == pygit2.GIT_STATUS_INDEX_DELETED:
+                    state['deleted'] = True
+                if flags == pygit2.GIT_STATUS_WT_MODIFIED or \
+                    flags == pygit2.GIT_STATUS_INDEX_MODIFIED:
+                    state['modified'] = True
+            self._error = False
+            if 'new' in state:
+                new_widgets.append(bumblebee.output.Widget(name='git.new'))
+            if 'modified' in state:
+                new_widgets.append(bumblebee.output.Widget(name='git.modified'))
+            if 'deleted' in state:
+                new_widgets.append(bumblebee.output.Widget(name='git.deleted'))
+
+            while len(widgets) > 0:
+                del widgets[0]
+            for widget in new_widgets:
+                widgets.append(widget)
+            
+        except Exception as e:
+            self._error = True
+
+    def state(self, widget):
+        return widget.name.split('.')[1]
+
+    def _get_git_root(self, directory):
+        while len(directory) > 1:
+            if os.path.exists(os.path.join(directory, ".git")):
+                return directory
+            directory = "/".join(directory.split("/")[0:-1])
+        return "/" 
+
+# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4