Fixed a few consumer bugs and added an exporter

Rename exporter to export and fixt some debugging

Account for files not matching the sender/title pattern

Added a safety note

Wrong regex on the name parser

Renamed the command to something slightly less ambiguous

src/paperless/db.py

@@ -0,0 +1,24 @@
+import gnupg
+
+from django.conf import settings
+
+
+class GnuPG(object):
+    """
+    A handy singleton to use when handling encrypted files.
+    """
+
+    gpg = gnupg.GPG(gnupghome=settings.GNUPG_HOME)
+
+    @classmethod
+    def decrypted(cls, path):
+        return cls.gpg.decrypt_file(path, passphrase=settings.PASSPHRASE).data
+
+    @classmethod
+    def encrypted(cls, path):
+        return cls.gpg.encrypt_file(
+            path,
+            recipients=None,
+            passphrase=settings.PASSPHRASE,
+            symmetric=True
+        ).data

src/paperless/settings.py

@@ -148,4 +148,3 @@ CONSUMPTION_DIR = os.environ.get("PAPERLESS_CONSUME")
 # `None` and you'll be prompted for the passphrase at runtime.  The default
 # looks for an environment variable.
 PASSPHRASE = os.environ.get("PAPERLESS_PASSPHRASE")
-