How to find permission level for specific user using visual studio?

Question

How to find permission level for specific user in site collection and subsite using visual studio?

Answer 1

Getting Permission levels for a site

Adding or Removing Permissions for a user or group

Custom permission levels

If you go through above links, I am pretty sure you will figure out code you need for what you're trying to do.

Hope it helps.

Answer 2

Found Solution..

public static string FindPermissionLevelForUser(string loginname, string strSite)

    {
        string strValue = string.Empty;
        try
        {
            SPSecurity.RunWithElevatedPrivileges(delegate()
            {
                using (SPSite site = new SPSite(strSite))
                {
                    using (SPWeb web = site.OpenWeb())
                    {
                        string spreturnUser = string.Empty;

                        try
                        {
                            SPUser user = web.Users[loginname];
                            SPRoleAssignment currentUserRole = web.RoleAssignments.GetAssignmentByPrincipal(user);


                            foreach (SPRoleDefinition role in currentUserRole.RoleDefinitionBindings)
                            {
                                strValue += role.Name + ", ";
                            }
                        }
                        catch (Exception)
                        {
                            //if user in group
                            SPGroupCollection groupColl = web.Groups;

                            foreach (SPGroup group in groupColl)
                            {
                                try
                                {
                                    SPUser user = group.Users[loginname];
                                    SPRoleAssignment currentUserRole = web.RoleAssignments.GetAssignmentByPrincipal(group);

                                    foreach (SPRoleDefinition role in currentUserRole.RoleDefinitionBindings)
                                    {
                                        strValue += role.Name + ", ";
                                    }
                                }
                                catch (Exception)
                                {

                                }
                            }

                        }
                    }
                }
            });
        }
        catch (Exception ex)
        {

            return string.Empty;

        }
        return strValue;
    }

Answer 3

You can get the permissions for current user using this code

SPBasePermissions bp = 
SPContext.Current.Web.GetUserEffectivePermissions
    (SPContext.Current.Web.CurrentUser.LoginName);