First version of the service delete.

modules/services.py

@@ -16,11 +16,13 @@ __version__ = "$Revision"
 import re
 
 from gluon.contrib import simplejson as json
-#from tools import debug
+import sqlite3
 
+RECORD_IS_DELETED = "Record id %i deleted"
 FIELD_BAD_SYNTAX = "The syntax of the request field %s is wrong: db.table.field"
 FIELD_BAD_TABLE = "Table defined in the request field %s doesn't exist."
 FIELD_BAD_FIELD = "Field defined in the request field %s doesn't exist."
+ID_MISSING = "The keyword id is not defined."
 INSERT_SUCCESSFUL = "Data insert successfully."
 SVC_INVALID = "Requested service doesn't exist."
 SVC_NOT_DEFINED = "The keyword service is not defined."
@@ -168,11 +170,36 @@ class HttpDb:
     def delete(self):
         """Delete data in the database.
 
+        Delete a record identified by its id.
+        Mandatory steering keywords are: service, table and id.
+
         Return a dictionary with status and error message:
         {success: False, msg: 'blalbla'}
 
         """
-        return {"success": False, "msg": SVC_NOT_IMPLEMENTED}
+        if self._debug():
+            print "Start HttpDb.debug service."
+
+        # Check table
+        if "table" not in self._vars:
+          resp = {"success": False, "msg": TABLE_MISSING}
+          return resp
+
+        # Check id
+        if "id" not in self._vars:
+          resp = {"success": False, "msg": ID_MISSING}
+          return resp
+
+        # Delete the record
+        id = int(self._vars.id)
+        table = self._vars.table
+
+        try:
+            del self._db[table][id]
+        except sqlite3.Error, e:
+            return {"success": False, "msg": e.message}
+
+        return {"success": True, "msg": RECORD_IS_DELETED % id}
 
     def get_defaults(self): pass
     def get_fields(self): pass