add supported_types() to the api

2 files changed, 14 insertions, 1 deletions

diff --git a/layman/api.py b/layman/api.py
index fefb6a0..869d882 100755
--- a/layman/api.py
+++ b/layman/api.py
@@ -22,6 +22,7 @@ from layman.config import BareConfig
 
 from layman.dbbase import UnknownOverlayException, UnknownOverlayMessage
 from layman.db import DB, RemoteDB
+from layman.overlays.source import require_supported
 #from layman.utils import path, delete_empty_directory
 
 # give them some values for now, these are from the packagekit backend
@@ -499,6 +500,17 @@ class LaymanAPI(object):
             return messages
         return []
 
+    def supported_types(self):
+        """returns a dictionary of all repository types,
+        with boolean values"""
+        cmds = [x for x in self.config.keys() if '_command' in x]
+        supported = {}
+        for cmd in cmds:
+            type_key = cmd.split('_')[0]
+            supported[type_key] = require_supported(
+                [(self.config[cmd],type_key, '')], self.output.warn)
+        return supported
+
 
 def create_fd():
     """creates file descriptor pairs an opens them ready for
diff --git a/layman/overlays/source.py b/layman/overlays/source.py
index 083beb6..a62cd15 100644
--- a/layman/overlays/source.py
+++ b/layman/overlays/source.py
@@ -53,7 +53,8 @@ def require_supported(binaries, _output):
     for command, mtype, package in binaries:
         kind, path = _resolve_command(command, _output)
         if not path:
-            _output(kind + ' ' + command + ' seems to be missing!'
+            if _output:
+                _output(kind + ' ' + command + ' seems to be missing!'
                             ' Overlay type "' + mtype + '" not support'
                             'ed. Did you emerge ' + package + '?', 6)
             return False