combox/events.py: contains the ComboxEventHandler which monitors and does the combox thing.

1 files changed, 78 insertions, 0 deletions

diff --git a/combox/events.py b/combox/events.py
new file mode 100644
index 0000000..3d25041
--- /dev/null
+++ b/combox/events.py
@@ -0,0 +1,78 @@
+#    Copyright (C) 2014 Combox author(s). See AUTHORS.
+#
+#    This file is part of Combox.
+#
+#   Combox is free software: you can redistribute it and/or modify it
+#   under the terms of the GNU General Public License as published by
+#   the Free Software Foundation, either version 3 of the License, or
+#   (at your option) any later version.
+#
+#   Combox is distributed in the hope that it will be useful, but
+#   WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+#   General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with Combox (see COPYING).  If not, see
+#   <http://www.gnu.org/licenses/>.
+
+import os
+import logging
+
+from os import path
+
+from watchdog.events import FileSystemEventHandler
+
+from combox.crypto import split_and_encrypt
+from combox.file import mk_nodedir, relative_path
+
+class ComboxEventHandler(FileSystemEventHandler):
+    """Monitors Combox directory for changes and does its crypto thing.
+
+    """
+
+    def __init__(self, config):
+        """
+        config: a dictinary which contains combox configuration.
+        """
+        self.config = config
+
+        logging.basicConfig(level=logging.INFO,
+                            format='%(asctime)s - %(message)s',
+                            datefmt='%Y-%m-%d %H:%M:%S')
+
+
+    def on_moved(self, event):
+        super(ComboxEventHandler, self).on_moved(event)
+
+        type_ = 'directory' if event.is_directory else 'file'
+        logging.info("Moved %s: from %s to %s", type_, event.src_path,
+                    event.dest_path)
+
+
+    def on_created(self, event):
+        super(ComboxEventHandler, self).on_created(event)
+
+        if event.is_directory:
+            # creates a corresponding directory at the node dirs.
+            mk_nodedir(event.src_path, self.config)
+        else:
+            # file was created
+            split_and_encrypt(event.src_path, self.config)
+            # TODO: code for storing file info in YAML.
+
+        type_ = 'directory' if event.is_directory else 'file'
+        logging.info("Created %s: %s", type_, event.src_path)
+
+
+    def on_deleted(self, event):
+        super(ComboxEventHandler, self).on_deleted(event)
+
+        type_ = 'directory' if event.is_directory else 'file'
+        logging.info("Deleted %s: %s", type_, event.src_path)
+
+    def on_modified(self, event):
+        super(ComboxEventHandler, self).on_modified(event)
+
+        type_ = 'directory' if event.is_directory else 'file'
+        logging.info("Modified %s: %s", type_, event.src_path)