コード例 #1
0
        static SiteAlias MakeOrg(SiteAliasProviderBase prov, SiteAliasScheme scheme, Site org, string orgName)
        {
            SiteAlias sch = null;

            if (!prov.Exists(scheme, orgName))
            {
                sch = prov.Create(scheme, org, orgName);
                if (sch != null)
                {
                    Console.WriteLine("Created Alias: For: " + org.Name + " Alias: " + sch.Name + " In: " + scheme.Name);
                }
                else
                {
                    Console.WriteLine("Failed to create org alias");
                }
            }
            else
            {
                IEnumerable <SiteAlias> orgs = prov.Get(scheme, orgName);
                if (orgs != null)
                {
                    foreach (SiteAlias o in orgs)
                    {
                        if (o.SiteEquals(org))
                        {
                            sch = o;
                            Console.WriteLine("Fetched Alias: For: " + org.Name + " Alias: " + sch.Name + " In: " + scheme.Name);
                            break;
                        }
                    }
                }
            }
            return(sch);
        }
コード例 #2
0
        static SiteAliasScheme MakeOrg(SiteAliasSchemeProviderBase prov, string orgName, CompoundIdentity oid)
        {
            SiteAliasScheme sch = null;

            if (!prov.Exists(oid, orgName))
            {
                sch = prov.Create(oid, orgName);
                if (sch != null)
                {
                    Console.WriteLine("Create Alias Scheme: For: " + oid + " Scheme Name: " + sch.Name);
                }
                else
                {
                    Console.WriteLine("Failed to create org scheme");
                }
            }
            else
            {
                IEnumerable <SiteAliasScheme> orgs = prov.GetByOwner(oid, orgName);
                if (orgs != null)
                {
                    foreach (SiteAliasScheme o in orgs)
                    {
                        sch = o;
                        Console.WriteLine("Fetched Alias Scheme: For: " + oid + " Scheme Name: " + sch.Name);
                        break;
                    }
                }
            }
            return(sch);
        }
コード例 #3
0
        public override bool Update(SiteAliasScheme scheme)
        {
            if (scheme != null && !scheme.Identity.IsNullOrEmpty() && CanUpdate(scheme))
            {
                try
                {
                    NpgsqlCommand cmd = Db.GetCmd(Db.ConnectionString);
                    cmd.CommandText = Db.UpdateAliasScheme;
                    cmd.Parameters.AddWithValue("sid", scheme.Identity.DataStoreIdentity);
                    cmd.Parameters.AddWithValue("id", scheme.Identity.Identity);
                    cmd.Parameters.AddWithValue("osid", scheme.OwningOrganizationIdentity.DataStoreIdentity);
                    cmd.Parameters.AddWithValue("oid", scheme.OwningOrganizationIdentity.Identity);
                    cmd.Parameters.AddWithValue("name", scheme.Name);
                    if (string.IsNullOrEmpty(scheme.Description))
                    {
                        cmd.Parameters.Add(NpgSqlCommandUtils.GetNullInParam("desc", NpgsqlTypes.NpgsqlDbType.Varchar));
                    }
                    else
                    {
                        cmd.Parameters.AddWithValue("desc", scheme.Description);
                    }
                    cmd.Parameters.AddWithValue("start", DateTime.UtcNow);

                    Db.ExecuteNonQuery(cmd);

                    return(true);
                }
                catch
                { }
            }
            return(false);
        }
コード例 #4
0
 public override SiteAliasScheme Get(CompoundIdentity id)
 {
     if (!id.IsNullOrEmpty() && this.CanGet())
     {
         NpgsqlCommand cmd = Db.GetCmd(Db.ConnectionString);
         cmd.CommandText = Db.SelectAliasScheme + Db.SelectAliasSchemeById + " AND" + Db.WhereCurrent;
         cmd.Parameters.AddWithValue("sid", id.DataStoreIdentity);
         cmd.Parameters.AddWithValue("id", id.Identity);
         NpgsqlDataReader rdr = Db.ExecuteReader(cmd);
         SiteAliasScheme  o   = null;
         if (rdr != null)
         {
             try
             {
                 rdr.Read();
                 o = SiteAliasSchemeBuilder.Instance.Build(rdr);
                 if (cmd.Connection.State == System.Data.ConnectionState.Open)
                 {
                     cmd.Connection.Close();
                 }
             }
             catch
             { }
             finally
             {
                 cmd.Dispose();
             }
         }
         return(o);
     }
     return(null);
 }
コード例 #5
0
        public override SiteAlias Create(SiteAliasScheme scheme, Site org, string name)
        {
            if (scheme != null && !scheme.Identity.IsNullOrEmpty() && org != null && !org.Identity.IsNullOrEmpty() && !string.IsNullOrEmpty(name) && this.CanCreate())
            {
                try
                {
                    NpgsqlCommand cmd = Db.GetCmd(Db.ConnectionString);
                    cmd.CommandText = Db.InsertAlias;
                    Guid id = Guid.NewGuid();
                    cmd.Parameters.AddWithValue("sid", org.Identity.DataStoreIdentity);
                    cmd.Parameters.AddWithValue("id", org.Identity.Identity);
                    cmd.Parameters.AddWithValue("ssid", scheme.Identity.DataStoreIdentity);
                    cmd.Parameters.AddWithValue("scid", scheme.Identity.Identity);
                    cmd.Parameters.AddWithValue("name", name);
                    cmd.Parameters.AddWithValue("start", DateTime.UtcNow);

                    Db.ExecuteNonQuery(cmd);

                    return(new SiteAlias(org.Identity, scheme.Identity, name));
                }
                catch
                { }
            }
            return(null);
        }
コード例 #6
0
        private static void GetBySiteAndScheme(CompoundIdentity site_id, CompoundIdentity scheme_id, UserSecurityContext user, HttpContext context, CancellationToken cancel)
        {
            try
            {
                SiteAliasProviderBase provider = SiteManager.Instance.GetSiteAliasProvider(user);
                SiteAliasScheme       scheme   = SiteManager.Instance.GetSiteAliasSchemeProvider(user).Get(scheme_id);
                if (provider != null && scheme != null && site_id != null)
                {
                    IEnumerable <SiteAlias> aliases = provider.Get(site_id, scheme);
                    JArray jaliases = Jsonifier.ToJson(aliases);
                    if (jaliases != null)
                    {
                        RestUtils.Push(context.Response, JsonOpStatus.Ok, jaliases.ToString());
                    }
                    else
                    {
                        RestUtils.Push(context.Response, JsonOpStatus.Ok, "[]");
                    }
                    return;
                }

                RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
            }
            catch
            {
                RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
            }
        }
コード例 #7
0
 public static JObject ToJson(SiteAliasScheme scheme)
 {
     if (scheme != null)
     {
         JObject o = new JObject();
         o.Add(JsonUtils.Id, JsonUtils.ToJson(scheme.Identity));
         o.Add(JsonUtils.OwnerId, JsonUtils.ToJson(scheme.OwningOrganizationIdentity));
         o.Add(JsonUtils.Name, scheme.Name);
         o.Add(JsonUtils.Description, scheme.Description);
         return(o);
     }
     return(null);
 }
コード例 #8
0
 public override bool Exists(CompoundIdentity id, SiteAliasScheme scheme)
 {
     if (!id.IsNullOrEmpty() && scheme != null && !(scheme.Identity.IsNullOrEmpty()) && this.CanGet())
     {
         NpgsqlCommand cmd = Db.GetCmd(Db.ConnectionString);
         cmd.CommandText = Db.CountAlias + Db.SelectAliasById + " AND" + Db.WhereCurrent;
         cmd.Parameters.AddWithValue("sid", id.DataStoreIdentity);
         cmd.Parameters.AddWithValue("id", id.Identity);
         cmd.Parameters.AddWithValue("ssid", scheme.Identity.DataStoreIdentity);
         cmd.Parameters.AddWithValue("scid", scheme.Identity.Identity);
         return(Db.Exists(cmd));
     }
     return(false);
 }
コード例 #9
0
 public override IEnumerable <SiteAliasScheme> GetByOwner(CompoundIdentity owningOrgId, string name, StringComparison comparisonOption)
 {
     if (!owningOrgId.IsNullOrEmpty() && !string.IsNullOrEmpty(name) && this.CanGet())
     {
         string where = Db.SelectAliasSchemeByOwnerId;
         if (comparisonOption == StringComparison.CurrentCultureIgnoreCase || comparisonOption == StringComparison.OrdinalIgnoreCase)
         {
             where += " AND lower(\"Name\")=lower(:name)";
         }
         else
         {
             where += " AND \"Name\"=:name";
         }
         NpgsqlCommand cmd = Db.GetCmd(Db.ConnectionString);
         cmd.CommandText = Db.SelectAliasScheme + where + " AND" + Db.WhereCurrent;
         cmd.Parameters.AddWithValue("sid", owningOrgId.DataStoreIdentity);
         cmd.Parameters.AddWithValue("id", owningOrgId.Identity);
         cmd.Parameters.AddWithValue("name", name);
         NpgsqlDataReader       rdr     = Db.ExecuteReader(cmd);
         List <SiteAliasScheme> schemes = new List <SiteAliasScheme>();
         SiteAliasScheme        o       = null;
         if (rdr != null)
         {
             try
             {
                 while (rdr.Read())
                 {
                     o = SiteAliasSchemeBuilder.Instance.Build(rdr);
                     if (o != null)
                     {
                         schemes.Add(o);
                     }
                 }
                 if (cmd.Connection.State == System.Data.ConnectionState.Open)
                 {
                     cmd.Connection.Close();
                 }
             }
             catch
             { }
             finally
             {
                 cmd.Dispose();
             }
         }
         return(schemes);
     }
     return(null);
 }
コード例 #10
0
 public override IEnumerable <SiteAlias> Get(CompoundIdentity id, SiteAliasScheme scheme)
 {
     if (!id.IsNullOrEmpty() && scheme != null && !scheme.Identity.IsNullOrEmpty() && this.CanGet())
     {
         NpgsqlCommand cmd = Db.GetCmd(Db.ConnectionString);
         cmd.CommandText = Db.SelectAlias + Db.SelectAliasById + " AND" + Db.WhereCurrent;
         cmd.Parameters.AddWithValue("sid", id.DataStoreIdentity);
         cmd.Parameters.AddWithValue("id", id.Identity);
         cmd.Parameters.AddWithValue("ssid", scheme.Identity.DataStoreIdentity);
         cmd.Parameters.AddWithValue("scid", scheme.Identity.Identity);
         NpgsqlDataReader rdr     = Db.ExecuteReader(cmd);
         List <SiteAlias> schemes = new List <SiteAlias>();
         SiteAlias        o       = null;
         if (rdr != null)
         {
             try
             {
                 while (rdr.Read())
                 {
                     o = SiteAliasBuilder.Instance.Build(rdr);
                     if (o != null)
                     {
                         schemes.Add(o);
                     }
                 }
                 if (cmd.Connection.State == System.Data.ConnectionState.Open)
                 {
                     cmd.Connection.Close();
                 }
             }
             catch
             { }
             finally
             {
                 cmd.Dispose();
             }
         }
         return(schemes);
     }
     return(null);
 }
コード例 #11
0
        public override bool Delete(SiteAliasScheme scheme)
        {
            if (scheme != null && !scheme.Identity.IsNullOrEmpty() && this.CanDelete())
            {
                try
                {
                    NpgsqlCommand cmd = Db.GetCmd(Db.ConnectionString);
                    cmd.CommandText = Db.DeleteAlias + "\"SchemeSystemId\"=:ssid AND \"SchemeId\"=:scid AND" + Db.WhereCurrent;
                    cmd.Parameters.AddWithValue("ssid", scheme.Identity.DataStoreIdentity);
                    cmd.Parameters.AddWithValue("scid", scheme.Identity.Identity);
                    cmd.Parameters.AddWithValue("end", DateTime.UtcNow);

                    Db.ExecuteNonQuery(cmd);

                    return(true);
                }
                catch
                { }
            }
            return(false);
        }
コード例 #12
0
 public override bool Exists(SiteAliasScheme scheme, string name, StringComparison comparisonOption)
 {
     if (scheme != null && !(scheme.Identity.IsNullOrEmpty()) && !string.IsNullOrEmpty(name) && this.CanGet())
     {
         string where = Db.SelectAliasByScheme;
         if (comparisonOption == StringComparison.CurrentCultureIgnoreCase || comparisonOption == StringComparison.OrdinalIgnoreCase)
         {
             where += " AND lower(\"Name\")=lower(:name)";
         }
         else
         {
             where += " AND \"Name\"=:name";
         }
         NpgsqlCommand cmd = Db.GetCmd(Db.ConnectionString);
         cmd.CommandText = Db.CountAlias + where + " AND" + Db.WhereCurrent;
         cmd.Parameters.AddWithValue("ssid", scheme.Identity.DataStoreIdentity);
         cmd.Parameters.AddWithValue("scid", scheme.Identity.Identity);
         cmd.Parameters.AddWithValue("name", name);
         return(Db.Exists(cmd));
     }
     return(false);
 }
コード例 #13
0
 public override bool CanUpdate(SiteAliasScheme org)
 {
     return(this.CanUpdate()); //TODO -- add fine grained security
 }
コード例 #14
0
        //  --->   /sites/schemes/all
        public static void Handle(UserSecurityContext user, string method, HttpContext context, CancellationToken cancel)
        {
            if (context.Request.Method == "POST")
            {
                if (method.Equals("all", StringComparison.OrdinalIgnoreCase))
                {
                    Get(user, context, cancel);
                    return;
                }
                else if (method.Equals("find", StringComparison.OrdinalIgnoreCase))
                {
                    try
                    {
                        JToken token = JsonUtils.GetDataPayload(context.Request);
                        if (token != null)
                        {
                            string           name   = null;
                            CompoundIdentity org_id = null;

                            if (token["name"] != null)
                            {
                                name = token["name"].ToString();
                            }

                            if (token["orgid"] != null)
                            {
                                org_id = JsonUtils.ToId(token["orgid"]);
                            }

                            GetOrgAndName(org_id, name, user, context, cancel);
                            return;
                        }

                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                    }
                    catch
                    {
                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                        return;
                    }
                }
                else if (method.Equals("in", StringComparison.OrdinalIgnoreCase))
                {
                    try
                    {
                        HashSet <CompoundIdentity> ids = JsonUtils.ToIds(JsonUtils.GetDataPayload(context.Request));
                        if (ids != null)
                        {
                            GetIds(ids, user, context, cancel);
                            return;
                        }

                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                    }
                    catch
                    {
                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                        return;
                    }
                }
                else if (method.Equals("create", StringComparison.OrdinalIgnoreCase))
                {
                    CompoundIdentity            orgid    = null;
                    string                      name     = null;
                    string                      desc     = null;
                    JToken                      token    = null;
                    SiteAliasSchemeProviderBase provider = null;

                    try
                    {
                        //payload and provider
                        token    = JsonUtils.GetDataPayload(context.Request);
                        provider = SiteManager.Instance.GetSiteAliasSchemeProvider(user);
                        if (provider != null && token != null)
                        {
                            //required inputs
                            name  = token["name"].ToString();
                            orgid = JsonUtils.ToId(token["orgid"]);
                            if (!string.IsNullOrEmpty(name) && orgid != null)
                            {
                                //optionals
                                desc = token["desc"] != null ? token["desc"].ToString() : null;

                                //create
                                SiteAliasScheme scheme = scheme = provider.Create(orgid, name, desc);
                                if (scheme != null)
                                {
                                    JObject jscheme = Jsonifier.ToJson(scheme);
                                    if (jscheme != null)
                                    {
                                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Ok, jscheme.ToString()));
                                    }
                                    else
                                    {
                                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                                    }
                                    return;
                                }
                            }
                        }

                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                    }
                    catch
                    {
                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                        return;
                    }
                }
                else if (method.Equals("delete", StringComparison.OrdinalIgnoreCase))
                {
                    try
                    {
                        JToken                      t        = JsonUtils.GetDataPayload(context.Request);
                        CompoundIdentity            cid      = JsonUtils.ToId(t);
                        SiteAliasSchemeProviderBase provider = SiteManager.Instance.GetSiteAliasSchemeProvider(user);
                        if (provider != null && cid != null)
                        {
                            bool result = provider.Delete(cid);
                            if (result == true)
                            {
                                RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Ok));
                            }
                            else
                            {
                                RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                            }
                            return;
                        }

                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                    }
                    catch
                    {
                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                        return;
                    }
                }
                else if (method.Equals("update", StringComparison.OrdinalIgnoreCase))
                {
                    CompoundIdentity cid     = null;
                    CompoundIdentity org_cid = null;
                    string           name    = null;
                    string           desc    = null;

                    try
                    {
                        //provider and token
                        JToken token = JsonUtils.GetDataPayload(context.Request);
                        SiteAliasSchemeProviderBase provider = SiteManager.Instance.GetSiteAliasSchemeProvider(user);
                        if (provider != null && token != null)
                        {
                            //GUID must be provided
                            cid = JsonUtils.ToId(token["id"]);

                            //fetch stored object
                            bool            dirty  = false;
                            SiteAliasScheme scheme = provider.Get(cid);
                            if (scheme == null)
                            {
                                //## REQUIRED ##

                                //name
                                if (token.SelectToken("name") != null)
                                {
                                    name = token["name"].ToString();
                                    if (!string.IsNullOrEmpty(name))
                                    {
                                        scheme.Name = name;
                                        dirty       = true;
                                    }
                                    else
                                    {
                                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed)); //name is required and not nullable
                                        return;
                                    }
                                }

                                //owning org
                                if (token.SelectToken("orgid") != null)
                                {
                                    org_cid = JsonUtils.ToId(token["orgid"]);
                                    if (org_cid != null)
                                    {
                                        scheme.OwningOrganizationIdentity = org_cid;
                                        dirty = true;
                                    }
                                    else
                                    {
                                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed)); //owning org is required and not nullable
                                        return;
                                    }
                                }

                                //## OPTIONALS ##

                                //description
                                if (token.SelectToken("desc") != null)
                                {
                                    desc = (token["desc"] != null) ? token["desc"].ToString() : null;
                                    scheme.Description = desc;
                                    dirty = true;
                                }

                                if (dirty)
                                {
                                    //update
                                    bool result = provider.Update(scheme);
                                    if (result == true)
                                    {
                                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Ok));
                                        return;
                                    }
                                }
                                else
                                {
                                    //return ok - no values were modified
                                    RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Ok));
                                    return;
                                }
                            }
                        }

                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                    }
                    catch
                    {
                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                        return;
                    }
                }
            }
            context.Response.StatusCode = HttpStatusCodes.Status400BadRequest;
        }
コード例 #15
0
        public static void Handle(UserSecurityContext user, string method, HttpContext context, CancellationToken cancel)
        {
            if (context.Request.Method == "POST")
            {
                if (method.Equals("all", StringComparison.OrdinalIgnoreCase))
                {
                    Get(user, context, cancel);
                    return;
                }
                else if (method.Equals("find", StringComparison.OrdinalIgnoreCase))
                {
                    try
                    {
                        JToken token = JsonUtils.GetDataPayload(context.Request);
                        if (token != null)
                        {
                            if (token["id"] != null && token["schemeid"] != null)
                            {
                                GetBySiteAndScheme(JsonUtils.ToId(token["id"]), JsonUtils.ToId(token["schemeid"]), user, context, cancel);
                                return;
                            }
                            else if (token["id"] != null && token["name"] != null)
                            {
                                GetBySiteAndName(JsonUtils.ToId(token["id"]), token["name"].ToString(), user, context, cancel);
                                return;
                            }
                            else if (token["schemeid"] != null && token["name"] != null)
                            {
                                GetBySchemeAndName(JsonUtils.ToId(token["schemeid"]), token["name"].ToString(), user, context, cancel);
                                return;
                            }
                            else if (token["schemeid"] != null)
                            {
                                GetByScheme(JsonUtils.ToId(token["schemeid"]), user, context, cancel);
                                return;
                            }
                            else if (token["id"] != null)
                            {
                                GetBySite(JsonUtils.ToId(token["id"]), user, context, cancel);
                                return;
                            }
                            else if (token["name"] != null)
                            {
                                GetByName(token["name"].ToString(), user, context, cancel);
                                return;
                            }
                        }

                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                    }
                    catch
                    {
                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                        return;
                    }
                }
                else if (method.Equals("create", StringComparison.OrdinalIgnoreCase))
                {
                    try
                    {
                        //token and providers
                        JToken token = JsonUtils.GetDataPayload(context.Request);
                        SiteAliasProviderBase       alias_provider  = SiteManager.Instance.GetSiteAliasProvider(user);
                        SiteProviderBase            site_provider   = SiteManager.Instance.GetSiteProvider(user);
                        SiteAliasSchemeProviderBase scheme_provider = SiteManager.Instance.GetSiteAliasSchemeProvider(user);
                        if (alias_provider != null && scheme_provider != null && site_provider != null && token != null)
                        {
                            //required
                            string          name   = token["name"].ToString();
                            SiteAliasScheme scheme = scheme_provider.Get(JsonUtils.ToId(token["schemeid"]));
                            Site            site   = site_provider.Get(JsonUtils.ToId(token["id"]));
                            if (site != null && scheme != null && !string.IsNullOrEmpty(name))
                            {
                                //create object
                                SiteAlias alias = alias_provider.Create(scheme, site, name);
                                if (alias != null)
                                {
                                    JObject jalias = Jsonifier.ToJson(alias);
                                    if (jalias != null)
                                    {
                                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Ok, jalias.ToString()));
                                    }
                                    else
                                    {
                                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                                    }
                                    return;
                                }
                            }
                        }

                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                    }
                    catch
                    {
                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                        return;
                    }
                }
                else if (method.Equals("update", StringComparison.OrdinalIgnoreCase))
                {
                    try
                    {
                        //token and providers
                        JToken token = JsonUtils.GetDataPayload(context.Request);
                        SiteAliasProviderBase       alias_provider  = SiteManager.Instance.GetSiteAliasProvider(user);
                        SiteProviderBase            site_provider   = SiteManager.Instance.GetSiteProvider(user);
                        SiteAliasSchemeProviderBase scheme_provider = SiteManager.Instance.GetSiteAliasSchemeProvider(user);
                        if (alias_provider != null && scheme_provider != null && site_provider != null && token != null)
                        {
                            //required fields
                            CompoundIdentity site_id   = JsonUtils.ToId(token["id"]);
                            Site             site      = site_provider.Get(site_id);
                            CompoundIdentity scheme_id = JsonUtils.ToId(token["schemeid"]);
                            SiteAliasScheme  scheme    = scheme_provider.Get(scheme_id);
                            string           old_name  = token["name"].ToString();
                            string           new_name  = token["newname"].ToString();
                            if (site != null && scheme == null && !string.IsNullOrEmpty(old_name) && !string.IsNullOrEmpty(new_name))
                            {
                                //retrieve by site, scheme
                                IEnumerable <SiteAlias> aliases = alias_provider.Get(site_id, scheme);
                                if (aliases == null)
                                {
                                    //match alias by name (an org could have multiple aliases in the same scheme, but they must be unique)
                                    SiteAlias alias = null;
                                    foreach (SiteAlias a in aliases)
                                    {
                                        if (a.Name == old_name)
                                        {
                                            alias = a;
                                        }
                                    }
                                    alias.Name = new_name;
                                    bool result = alias_provider.Update(alias);
                                    if (result == true)
                                    {
                                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Ok));
                                        return;
                                    }
                                }
                            }
                        }

                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                    }
                    catch
                    {
                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                        return;
                    }
                }
                else if (method.Equals("delete", StringComparison.OrdinalIgnoreCase))
                {
                    CompoundIdentity scheme_id = null;
                    CompoundIdentity site_id   = null;
                    SiteAliasScheme  scheme    = null;
                    Site             site      = null;
                    string           name      = null;

                    try
                    {
                        //token and providers
                        JToken token = JsonUtils.GetDataPayload(context.Request);
                        SiteAliasProviderBase       alias_provider  = SiteManager.Instance.GetSiteAliasProvider(user);
                        SiteProviderBase            site_provider   = SiteManager.Instance.GetSiteProvider(user);
                        SiteAliasSchemeProviderBase scheme_provider = SiteManager.Instance.GetSiteAliasSchemeProvider(user);
                        if (alias_provider != null && scheme_provider != null && site_provider != null && token != null)
                        {
                            //If a token is provided, it cannot be null
                            //Checking values against intent avoids firing a degenerate delete override

                            //schemeid
                            if (token.SelectToken("schemeid") != null)
                            {
                                if (token["schemeid"] == null)
                                {
                                    RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                                    return;
                                }
                                else
                                {
                                    scheme_id = JsonUtils.ToId(token["schemeid"]);
                                    scheme    = scheme_provider.Get(scheme_id);
                                }
                            }

                            //id
                            if (token.SelectToken("id") != null)
                            {
                                if (token["id"] == null)
                                {
                                    RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                                    return;
                                }
                                else
                                {
                                    site_id = JsonUtils.ToId(token["id"]);
                                    site    = site_provider.Get(site_id);
                                }
                            }

                            //name
                            if (token.SelectToken("name") != null)
                            {
                                if (token["name"] == null)
                                {
                                    RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                                    return;
                                }
                                else
                                {
                                    name = token["name"].ToString();
                                }
                            }

                            //determine override
                            bool result = false;
                            if (scheme != null && site != null && name != null)    //delete specific alias
                            {
                                //don't have a provider method that returns specific alias, so get by site, scheme and match alias by name (most of the time a single alias will be returned)
                                IEnumerable <SiteAlias> aliases = alias_provider.Get(site_id, scheme);
                                if (aliases != null)
                                {
                                    foreach (SiteAlias alias in aliases)
                                    {
                                        if (alias.Name == name)
                                        {
                                            result = alias_provider.Delete(alias);
                                            break;                                          //aliases should be unique for a given site in a given scheme
                                        }
                                    }
                                }
                            }
                            else if (scheme != null && site_id != null)
                            {
                                result = alias_provider.Delete(site_id, scheme);       //delete * for given site in a given scheme (could be multiple)
                            }
                            else if (scheme != null)
                            {
                                result = alias_provider.Delete(scheme);                //delete * for a given scheme (across orgs)
                            }
                            else if (site_id != null)
                            {
                                result = alias_provider.Delete(site_id);               //delete * for a given org (across schemes)
                            }
                            if (result == true)
                            {
                                RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Ok));
                                return;
                            }
                        }

                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                    }
                    catch
                    {
                        RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
                        return;
                    }
                }
            }
            context.Response.StatusCode = HttpStatusCodes.Status400BadRequest;
        }