Bugs 6397

Fixed sorting of elements from old to new, it was done using the new API python-cellframe.

workBlock.py

@@ -78,45 +78,14 @@ def list_block(net, chain_name):
 
 
 def list_block_offset_reverse(net, chain_name, count, page):
-    max_element = common.count_atom(net, chain_name)
-    if max_element <= count:
-        res = list_block_offset(net, chain_name, count, page)
-        if res.get('blocks', None) is None:
-            return res
-        res['blocks'] = list(reversed(res['blocks']))
-        return res
-    page_end = math.ceil(max_element / count)
-    if page == 1 or page == 0:
-        res = list_block_offset(net, chain_name, count, page_end)
-        if res.get('blocks', None) is None:
-            return res
-        res['blocks'] = list(reversed(res['blocks']))
-        if len(res['blocks']) == count or page_end - 1 < 1:
-            return res
-        else:
-            delta = count - len(res['blocks'])
-            priv_page = list_block_offset(net, chain_name, count, page_end - 1)
-            for i in range(len(priv_page['blocks']) - 1, len(priv_page['blocks']) - delta - 1, -1):
-                res['blocks'].append(priv_page['blocks'][i])
-            return res
-    else:
-        tpage = page_end - page
-        res = list_block_offset(net, chain_name, count, tpage)
-        if res.get('blocks', None) is None:
-            return res
-        delta = (page_end * count) - max_element
-        del res['blocks'][0: delta]
-        res['blocks'] = list(reversed(res['blocks']))
-        if tpage - 1 <= 1:
-            return res
-        tpage2 = list_block_offset(net, chain_name, count, tpage - 1)
-        del tpage2['blocks'][0:len(tpage2['blocks']) - delta]
-        for el in tpage2['blocks']:
-            res['blocks'].insert(0, el)
+    res = list_block_offset(net, chain_name, count, page, False)
+    if res.get('blocks', None) is None:
         return res
+    res['blocks'].reverse()
+    return res
 
 
-def list_block_offset(net, chain_name, count, page):
+def list_block_offset(net, chain_name, count, page, reverse = True):
     chain_net = Net.byName(net)
     chain = chain_net.getChainByName(chain_name)
     if chain is None:
@@ -126,7 +95,7 @@ def list_block_offset(net, chain_name, count, page):
                 "msg": "Failed to get chain named " + chain_name + "."
             }
         }
-    atoms = chain.getAtoms(count, page)
+    atoms = chain.getAtoms(count, page, reverse)
     if atoms is None:
         return {
             "error":