flesh out CLI options and add --loglevel option

tldp/config.py

@@ -3,17 +3,49 @@
 
 from __future__ import absolute_import, division, print_function
 
-from tldp.utils import logger, isdirectory
+import logging
+
+from tldp.utils import logger, isdirectory, isloglevel
 from tldp.cascadingconfig import CascadingConfig, DefaultFreeArgumentParser
 
 import tldp.doctypes
 
+status_types = ['all',
+                'sources',
+                'outputs',
+                'new',
+                'broken',
+                'orphaned',
+                'published',
+                'stale',
+                ]
 
 def collectconfiguration(argv):
     tag = 'ldptool'
     argparser = DefaultFreeArgumentParser()
+    argparser.add_argument('--build',
+                           '-b',
+                           nargs='*', default=None, type=str,
+                           help='build LDP documentation')
+    argparser.add_argument('--list',
+                           '-l',
+                           nargs='?', default=None, type=str,
+                           choices=status_types,
+                           help='list elements of LDP publication system')
+    argparser.add_argument('--status',
+                           '-t',
+                           action='store_true', default=False,
+                           help='produce a detailed status report of documents')
+    argparser.add_argument('--all', 
+                           '-a',
+                           action='store_true', default=False,
+                           help='process all documents (list, build or status)')
+    argparser.add_argument('--loglevel', 
+                           '-L',
+                           default=logging.ERROR, type=isloglevel,
+                           help='set the loglevel')
     argparser.add_argument('--sourcedir', '--source-dir', '--source-directory',
-                           '-s',
+                           '-i',
                            action='append', default=None, type=isdirectory,
                            help='a directory containing LDP source documents')
     argparser.add_argument('--pubdir', '--output', '--outputdir', '--outdir',

tldp/utils.py

@@ -33,6 +33,16 @@ def firstfoundfile(locations):
     return None
 
 
+def isloglevel(l):
+    try:
+        level = int(l)
+    except ValueError:
+        level = getattr(logging, l, None)
+        if level is None:
+            level = logging.ERROR
+    return level
+
+
 def isdirectory(d):
     if os.path.exists(d):
         return d