hostinfo: add filter for matching hosts

With the filter argument only the specified key is printed for all
matching hosts. The filter argument for searches, does work like the
filter argument for normal queries.

1 files changed, 4 insertions, 4 deletions

diff --git a/bin/hostinfo b/bin/hostinfo
index 0a65443..2270208 100755
--- a/bin/hostinfo
+++ b/bin/hostinfo
@@ -72,7 +72,7 @@ def match(host, search):
         return (None, True)
     return (search, result)
 
-def print_search(basepath, flags, search):
+def print_search(basepath, flags, search, filter_key=None):
     def _get_label(host):
         if flags.short:
             return host.replace('.spline.inf.fu-berlin.de','')
@@ -95,8 +95,8 @@ def print_search(basepath, flags, search):
                 continue
 
             p = printer.Printer(data, flags)
-            if flags.details:
-                p.info(None, label=_get_label(host), maxlength=max(length))
+            if filter_key is not None flags.details:
+                p.info(filter_key, label=_get_label(host), maxlength=max(length))
             else:
                 if key is None:
                     print(_get_label(host))
@@ -219,7 +219,7 @@ def main():
 
     if args.name.startswith('?'):
         # search
-        print_search(basepath, search=args.name, flags=args)
+        print_search(basepath, search=args.name, filter_key=args.filter, flags=args)
     else:
         # info
         path = find_host(basepath, args.name)