Add the helper functions git_id and git_create_id.

Add the method repr_url in Selector.
rename the module report.py as selector.py

.gitignore

@@ -10,5 +10,7 @@ private/
 sessions/
 static/plugin_dbui/dbui-debug.js
 static/plugin_dbui/dbui-min.js
+static/plugin_extjs/
+static/plugin_mathjax/
 uploads/
 web2py.plugin.dbui.*.w2p

buildVersion.py

@@ -153,6 +153,9 @@ def set_version(version):
     fi.close()
     subprocess.call(["vim", CHANGELOG])
 
+    # cleaning
+    os.remove("%s~" % CHANGELOG )
+
 
 def web2py():
     """Produce the binary file for the web2py plugin.

modules/plugin_dbui/__init__.py

@@ -50,9 +50,11 @@ from storemodifier import AddStore, StoreModifier
 from helper import (as_list,
                     decode_field,
                     encode_field,
+                    get_create_id,
                     get_field_validators,
                     get_file_paths,
                     get_foreign_field,
+                    get_id,
                     get_language,
                     get_plugin_path,
                     get_reference_paths,
@@ -69,7 +71,7 @@ from helper import (as_list,
                     rows_serializer)
 from mapper import map_default, map_tabpanel
 from navtree import Node
-from report import Selector
+from selector import Selector
 from viewportmodifier import ViewportModifier
 
 UNDEF = 'undefined'

modules/plugin_dbui/helper.py

@@ -65,6 +65,25 @@ def encode_field(*args):
     return ''.join([el[0].upper()+el[1:].lower() for el in args if len(el)])
 
 
+def get_create_id(table, **kwargs):
+    """Helper function to find the id of a row identified by 
+    a set of field value pairs.
+    
+    If the row does not exits it is created using fields, values pairs.
+    Return the integer id of the row.
+
+        table
+            gluon.dal.Table
+    
+    """
+    id = get_id(table, **kwargs)
+    
+    if id == None:
+        id = table.insert(**kwargs)
+        
+    return id
+
+
 def get_field_validators(field):
     """Helper function returning ExtJS configuration parameters 
     to handle database gluon.dal.Field validators on the client side.
@@ -187,6 +206,32 @@ def get_foreign_field(field):
     return None
 
 
+def get_id(table, **kwargs):
+    """Helper function to find the id of a row identified by 
+    a set of field value pairs.
+    
+    Return the integer id or None if the row does not exist.
+
+        table
+            gluon.dal.Table
+            
+    """
+    query = None
+    for k, v in kwargs.iteritems():
+        el = table[k] == v
+
+        if query:
+            query = query & (el)
+        else:
+            query = el
+   
+    row =  table(query)
+    if row:
+        return row.id
+           
+    return None
+
+
 def get_language():
     """Helper method returning the application language compliant with
     the ExtJS local file name.

modules/plugin_dbui/report.py → modules/plugin_dbui/selector.py

@@ -70,6 +70,7 @@ class Selector(Storage):
         self._ext_field = extfield
         self._extension = None
         self._extra_queries = []
+        self._tablename = table._tablename
         
         # Decode the current request
         for key in current.request.vars:
@@ -243,6 +244,27 @@ class Selector(Storage):
         return query
 
 
+    def repr_url(self):
+        """URL string corresponding to the current request.
+        
+        """
+        vars = []
+        
+        tablename = self._tablename
+        tablename = tablename[0].upper() + tablename[1:] 
+
+        for (k, v) in current.request.vars.iteritems():
+            if k.startswith(tablename) and len(v):
+                vars.append("%s=%s" % (k, v))
+    
+        t = (current.request.env.http_host, 
+             current.request.env.path_info, 
+             '&'.join(vars))
+        
+        url = "http://%s%s?%s" % t
+        return url
+
+
     def select(self, table, **kwargs):
         """Select the record of the table according to the selector constraints
         and to the extra queries.

static/plugin_dbui/CHANGELOG

@@ -17,6 +17,7 @@ HEAD
   - add a converter to_panelWithUrlSelector.
   - New controller for software version plugin_dbui/versions.
   - Add modifiers persistency.
+  - Add helper function get_create_id and get_id
   
 0.4.8.2 (Jul 2012)
   - Consolidation version