Add a comment field to objects

Add a comment field to objects and corresponding commands to
wallet-backend and wallet to set and retrieve it.  The comment field
can only be set by the owner or wallet administrators but can be seen
by anyone on the show ACL.

1 files changed, 18 insertions, 7 deletions

diff --git a/client/wallet.pod b/client/wallet.pod
index 45969b2..fdfe37f 100644
--- a/client/wallet.pod
+++ b/client/wallet.pod
@@ -154,11 +154,13 @@ As mentioned above, most commands are only available to wallet
 administrators.  The exceptions are C<get>, C<store>, C<show>, C<destroy>,
 C<flag clear>, C<flag set>, C<getattr>, C<setattr>, and C<history>.  All
 of those commands have their own ACLs except C<getattr> and C<history>,
-which use the C<show> ACL, and C<setattr>, which uses the C<store> ACL.
-If the appropriate ACL is set, it alone is checked to see if the user has
-access.  Otherwise, C<get>, C<store>, C<show>, C<getattr>, C<setattr>, and
-C<history> access is permitted if the user is authorized by the owner ACL
-of the object.
+which use the C<show> ACL, C<setattr>, which uses the C<store> ACL, and
+C<comment>, which uses the owner or C<show> ACL depending on whether one
+is setting or retrieving the comment.  If the appropriate ACL is set, it
+alone is checked to see if the user has access.  Otherwise, C<get>,
+C<store>, C<show>, C<getattr>, C<setattr>, C<history>, and C<comment>
+access is permitted if the user is authorized by the owner ACL of the
+object.
 
 Administrators can run any command on any object or ACL except for C<get>
 and C<store>.  For C<get> and C<show>, they must still be authorized by
@@ -167,8 +169,8 @@ either the appropriate specific ACL or the owner ACL.
 If the locked flag is set on an object, no commands can be run on that
 object that change data except the C<flags> commands, nor can the C<get>
 command be used on that object.  C<show>, C<history>, C<getacl>,
-C<getattr>, and C<owner> or C<expires> without an argument can still be
-used on that object.
+C<getattr>, and C<owner>, C<expires>, or C<comment> without an argument
+can still be used on that object.
 
 For more information on attributes, see L<ATTRIBUTES>.
 
@@ -238,6 +240,15 @@ already exist.
 Check whether an object of type <type> and name <name> already exists.  If
 it does, prints C<yes>; if not, prints C<no>.
 
+=item comment <type> <name> [<comment>]
+
+If <comment> is not given, displays the current comment for the object
+identified by <type> and <name>, or C<No comment set> if none is set.
+
+If <comment> is given, sets the comment on the object identified by
+<type> and <name> to <comment>.  If <comment> is the empty string, clears
+the comment.
+
 =item create <type> <name>
 
 Create a new object of type <type> with name <name>.  With some backends,