diff --git a/sat/tools/common/data_objects.py b/sat/tools/common/data_objects.py
index 66c0be37..719f2606 100644
--- a/sat/tools/common/data_objects.py
+++ b/sat/tools/common/data_objects.py
@@ -19,6 +19,7 @@
 
 """Objects handling bridge data, with jinja2 safe markup handling"""
 
+from sat.core.constants import Const as C
 from sat.tools.common import data_format
 
 try:
@@ -149,7 +150,7 @@ class BlogItem(object):
 class BlogItems(object):
     def __init__(self, mb_data):
         self.items = [BlogItem(i, self) for i in mb_data[0]]
-        self.metadata = mb_data[1]
+        self.metadata = self._parseMetadata(mb_data[1])
 
     @property
     def service(self):
@@ -163,6 +164,55 @@ class BlogItems(object):
     def uri(self):
         return self.metadata[u"uri"]
 
+    @property
+    def with_rsm(self):
+        """Return True if RSM is activated on this request"""
+        return u"rsm_first" in self.metadata
+
+    @property
+    def rsm_first(self):
+        return self.metadata[u"rsm_first"]
+
+    @property
+    def rsm_last(self):
+        return self.metadata[u"rsm_last"]
+
+    @property
+    def rsm_index(self):
+        return self.metadata[u"rsm_index"]
+
+    @property
+    def rsm_count(self):
+        return self.metadata[u"rsm_count"]
+
+    @property
+    def complete(self):
+        return self.metadata[u"complete"]
+
+    def _parseMetadata(self, metadata):
+        data = {}
+
+        for key, value in metadata.iteritems():
+            if key in (u"rsm_index", u"rsm_count"):
+                value = int(value)
+            elif key == u"mam_stable":
+                value = C.bool(value)
+            elif key == u"mam_complete":
+                key = u"complete"
+                value = C.bool(value)
+            data[key] = value
+        if u"complete" not in data:
+            index = data.get(u"rsm_index")
+            count = data.get(u"rsm_count")
+            if index is None or count is None:
+                # we don't have enough information to know if the data is complete or not
+                data[u"complete"] = None
+            else:
+                # normally we have a strict equality here but XEP-0059 states
+                # that index MAY be approximative, so just in case…
+                data[u"complete"] = index + len(self.items) >= count
+        return data
+
     def __len__(self):
         return self.items.__len__()