From ab1b33b702c4c84a90fd5d7ba8c6dd0078fc303a Mon Sep 17 00:00:00 2001
From: "W. Trevor King" <wking@drexel.edu>
Date: Mon, 6 Jul 2009 15:54:13 -0400
Subject: [PATCH] Added ability to show individual comments with "be show".

---
 becommands/show.py | 40 ++++++++++++++++++++++++++++++----------
 libbe/cmdutil.py   | 14 ++++++++++++--
 2 files changed, 42 insertions(+), 12 deletions(-)

diff --git a/becommands/show.py b/becommands/show.py
index ff434ab..dfaece1 100644
--- a/becommands/show.py
+++ b/becommands/show.py
@@ -53,27 +53,47 @@ def execute(args, test=False):
     parser = get_parser()
     options, args = parser.parse_args(args)
     cmdutil.default_complete(options, args, parser,
-                             bugid_args={0: lambda bug : bug.active==True})
+                             bugid_args={-1: lambda bug : bug.active==True})
     if len(args) == 0:
         raise cmdutil.UsageError
     bd = bugdir.BugDir(from_disk=True, manipulate_encodings=not test)
-    for bugid in args:
-        bug = bd.bug_from_shortname(bugid)
-        if options.dumpXML:
-            print bug.xml(show_comments=True)
+    for shortname in args:
+        if shortname.count(':') > 1:
+            raise cmdutil.UserError("Invalid id '%s'." % shortname)        
+        elif shortname.count(':') == 1:
+            # Split shortname generated by Comment.comment_shortnames()
+            bugname = shortname.split(':')[0]
+            is_comment = True
         else:
-            print bug.string(show_comments=True)
-            if bugid != args[-1]:
-                print "" # add a blank line between bugs
+            bugname = shortname
+            is_comment = False
+        bug = bd.bug_from_shortname(bugname)
+        if is_comment == False:
+            if options.dumpXML:
+                print bug.xml(show_comments=True)
+            else:
+                print bug.string(show_comments=True)
+        else:
+            comment = bug.comment_root.comment_from_shortname(
+                shortname, bug_shortname=bugname)
+            if options.dumpXML:
+                print comment.xml(shortname=shortname)
+            else:
+                print comment.string(shortname=shortname)
+        if shortname != args[-1] and options.dumpXML == False:
+            print "" # add a blank line between bugs/comments
 
 def get_parser():
-    parser = cmdutil.CmdOptionParser("be show [options] BUG-ID [BUG-ID ...]")
+    parser = cmdutil.CmdOptionParser("be show [options] ID [ID ...]")
     parser.add_option("-x", "--xml", action="store_true",
                       dest='dumpXML', help="Dump as XML")
     return parser
 
 longhelp="""
-Show all information about a bug.
+Show all information about the bugs or comments whose IDs are given.
+
+It's probably not a good idea to mix bug and comment IDs in a single
+call, but you're free to do so if you like.
 """
 
 def help():
diff --git a/libbe/cmdutil.py b/libbe/cmdutil.py
index edc6442..0dd8ad0 100644
--- a/libbe/cmdutil.py
+++ b/libbe/cmdutil.py
@@ -141,7 +141,7 @@ def option_value_pairs(options, parser):
 
 def default_complete(options, args, parser, bugid_args={}):
     """
-    A dud complete implementation for becommands to that the
+    A dud complete implementation for becommands so that the
     --complete argument doesn't cause any problems.  Use this
     until you've set up a command-specific complete function.
     
@@ -149,15 +149,25 @@ def default_complete(options, args, parser, bugid_args={}):
     arguments taking bug shortnames and the values are functions for
     filtering, since that's a common enough operation.
     e.g. for "be open [options] BUGID"
-    bugid_args = {0: lambda bug : bug.active == False}
+      bugid_args = {0: lambda bug : bug.active == False}
+    A positional argument of -1 specifies all remaining arguments
+    (e.g in the case of "be show BUGID BUGID ...").
     """
     for option,value in option_value_pairs(options, parser):
         if value == "--complete":
             raise cmdutil.GetCompletions()
+    if len(bugid_args.keys()) > 0:
+        max_pos_arg = max(bugid_args.keys())
+    else:
+        max_pos_arg = -1
     for pos,value in enumerate(args):
         if value == "--complete":
+            filter = None
             if pos in bugid_args:
                 filter = bugid_args[pos]
+            if pos > max_pos_arg and -1 in bugid_args:
+                filter = bugid_args[-1]
+            if filter != None:
                 bugshortnames = []
                 try:
                     bd = bugdir.BugDir(from_disk=True,
-- 
2.26.2