private void privManager_PrivilegesGranted(RoleManager.Role sender,
ReadOnlyCollection <ESysPrivilege> privileges)
{
// create a queue
var queue = CreateDistributionQueue(
new {
Source = default(RoleManager.Role),
Destination = default(UserRole),
Privileges = default(ReadOnlyCollection <ESysPrivilege>)
});
// fill a queue
foreach (UserRole userRole in sender.RoleManager.Dependants)
{
queue.Enqueue(new { Source = sender, Destination = userRole, Privileges = privileges });
}
// start BFS
while (queue.Count > 0)
{
// get a distribution vector
var vector = queue.Dequeue();
// get a user or role, which is going to download the privilege info
UserRole destination = vector.Destination;
if (destination.PrivManager.DownloadPrivilegeChange(privilege, vector.Source))
{
// enqueue dependants
foreach (UserRole dependant in destination.RoleManager.Dependants)
{
queue.Enqueue(new { Source = destination as RoleManager.Role, Destination = dependant, Privilege = privilege });
}
}
}
}
public bool RefreshRoleData(RoleManager.Role role)
{
if (refreshUserRoleData(role))
{
return(true);
}
else
{
OracleCommand cmd = new OracleCommand(ROLE_SYS_PRIVS_ROLE_SELECT, conn);
// set up parameters
OracleParameter roleParam = cmd.CreateParameter();
roleParam.ParameterName = "role";
roleParam.OracleDbType = OracleDbType.Char;
roleParam.Direction = System.Data.ParameterDirection.Input;
roleParam.Value = role.Name;
// execute
OracleDataReader odr = cmd.ExecuteReader();
if (!odr.HasRows)
{
return(false);
}
// purge old data
purgeOldUserRoleSysPrivs(role.Name);
while (odr.Read())
{
GrantedSysPrivilege grant = LoadPrivilege(odr);
grants.Add(grant);
}
return(true);
}
}
public ReadOnlyCollection <GrantedSysPrivilege> DownloadPrivilegesChange(
ReadOnlyCollection <ESysPrivilege> privs, RoleManager.Role from)
{
RolePrivManagerLocal rolePrivManager = from.PrivManager as RolePrivManagerLocal;
ReadOnlyCollection <GrantedSysPrivilege> grants;
if (rolePrivManager.GetPrivilegesGrantsInfo(privs, out grants))
{
}
}
public RoleGrant(string grantee, string grantedRole, bool adminOption, bool defaultRole,
bool directGrant)
{
this.grantee = grantee;
this.grantedRole = grantedRole;
this.adminOption = adminOption;
this.weakReference = true;
this.roleReference = null;
this.directGrant = directGrant;
this.defaultRole = defaultRole;
}
public RoleGrant(string grantee, string grantedRole, bool adminOption, bool defaultRole,
bool directGrant)
{
this.grantee = grantee;
this.grantedRole = grantedRole;
this.adminOption = adminOption;
this.weakReference = true;
this.roleReference = null;
this.directGrant = directGrant;
this.defaultRole = defaultRole;
}
public RoleGrant(RoleGrant grant, string grantee, bool adminOption)
{
if(grant == null)
throw new ArgumentNullException("Grant");
this.grantee = grantee;
this.grantedRole = grant.GrantedRole;
this.adminOption = adminOption;
this.weakReference = false;
this.roleReference = grant.Role;
this.directGrant = false;
this.defaultRole = false;
}
public RoleGrant(RoleGrant grant, string grantee, bool adminOption)
{
if (grant == null)
{
throw new ArgumentNullException("Grant");
}
this.grantee = grantee;
this.grantedRole = grant.GrantedRole;
this.adminOption = adminOption;
this.weakReference = false;
this.roleReference = grant.Role;
this.directGrant = false;
this.defaultRole = false;
}
public bool DownloadPrivilegeChange(ESysPrivilege privilege, RoleManager.Role from)
{
GrantedSysPrivilege downloaded;
RolePrivManagerLocal rolePrivManager = from.PrivManager as RolePrivManagerLocal;
if (rolePrivManager.GetPrivilegeGrantInfo(privilege, out downloaded))
{
if (mergePrivilege(createInheritedGrant(downloaded)))
{
return(true);
}
else
{
return(false);
}
}
return(false);
}
// Downloads privileges from directly granted roles
public void RefreshPrivileges()
{
// get direct role grants from associated local role manager
ReadOnlyCollection <RoleGrant> directRoleGrants =
localRoleManager.DirectRoleGrants;
// walk them and download role grants
foreach (RoleGrant grant in directRoleGrants)
{
// get role reference
RoleManager.Role grantedRole = grant.Role;
// get all of its privilege grants
ReadOnlyCollection <GrantedSysPrivilege> privs =
grantedRole.PrivManager.PrivilegeGrants;
// find those which are applicable for you and add them
// to your privilege list
addInheritedGrants(privs);
}
}
public RolePrivManagerLocal(SessionManager.Session session, RoleManager.Role role) :
base(session, role)
{
}
public RolePrivManagerLocal CreateRolePrivLocalManager(RoleManager.Role role)
{
return(new RolePrivManagerLocal(session, role));
}
