Add methods for exporting Param and LDAPObject classes into JSON.

3 files changed, 40 insertions, 2 deletions

diff --git a/ipalib/parameters.py b/ipalib/parameters.py
index f97c42218..a628b6f53 100644
--- a/ipalib/parameters.py
+++ b/ipalib/parameters.py
@@ -100,15 +100,17 @@ a more detailed description for clarity.
 """
 
 import re
+import csv
+import json
+
 from types import NoneType
-from util import make_repr
+from util import make_repr, json_serialize
 from request import ugettext
 from plugable import ReadOnly, lock, check_name
 from errors import ConversionError, RequirementError, ValidationError
 from errors import PasswordMismatch
 from constants import NULLS, TYPE_ERROR, CALLABLE_ERROR
 from text import Gettext, FixMe
-import csv
 
 
 class DefaultFrom(ReadOnly):
@@ -852,6 +854,20 @@ class Param(ReadOnly):
                     pass
         return self.default
 
+    def __json__(self):
+        json_dict = {}
+        for (a, k, d) in self.kwargs:
+            if k in (callable, DefaultFrom):
+                continue
+            elif isinstance(getattr(self, a), frozenset):
+                json_dict[a] = [k for k in getattr(self, a, [])]
+            else:
+                json_dict[a] = getattr(self, a, '')
+        json_dict['class'] = self.__class__.__name__
+        json_dict['name'] = self.name
+        json_dict['type'] = self.type.__name__
+        return json_dict
+
 
 class Bool(Param):
     """
diff --git a/ipalib/plugins/baseldap.py b/ipalib/plugins/baseldap.py
index ffd60e7eb..a05f7f29a 100644
--- a/ipalib/plugins/baseldap.py
+++ b/ipalib/plugins/baseldap.py
@@ -21,6 +21,7 @@ Base classes for LDAP plugins.
 """
 
 import re
+import json
 
 from ipalib import crud, errors, uuid
 from ipalib import Method, Object
@@ -29,6 +30,7 @@ from ipalib.base import NameSpace
 from ipalib.cli import to_cli, from_cli
 from ipalib import output
 from ipalib.text import _
+from ipalib.util import json_serialize
 
 
 def validate_add_attribute(ugettext, attr):
@@ -119,6 +121,20 @@ class LDAPObject(Object):
             }
         )
 
+    json_friendly_attributes = (
+        'parent_object', 'container_dn', 'object_name', 'object_name_plural',
+        'object_class', 'object_class_config', 'default_attributes', 'label',
+        'hidden_attributes', 'uuid_attribute', 'attribute_members', 'name',
+        'takes_params',
+    )
+    def __json__(self):
+        json_dict = dict(
+            (a, getattr(self, a)) for a in self.json_friendly_attributes
+        )
+        json_dict['primary_key'] = self.primary_key.name
+        json_dict['methods'] = [m for m in self.methods]
+        return json_dict
+
 
 # Options used by create and update.
 _attr_options = (
diff --git a/ipalib/util.py b/ipalib/util.py
index 76be9a6d7..f7405967d 100644
--- a/ipalib/util.py
+++ b/ipalib/util.py
@@ -30,6 +30,12 @@ import socket
 from ipalib import errors
 
 
+def json_serialize(obj):
+    if not callable(getattr(obj, '__json__', None)):
+        # raise TypeError('%r is not JSON serializable')
+        return ''
+    return obj.__json__()
+
 def get_current_principal():
     try:
         return unicode(krbV.default_context().default_ccache().principal().name)