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Updater.cs
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Updater.cs
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using System;
using DevExpress.ExpressApp;
using DevExpress.Data.Filtering;
using MainDemo.Module.BusinessObjects;
using DevExpress.ExpressApp.SystemModule;
using DevExpress.Persistent.Base.General;
using DevExpress.ExpressApp.Security.Strategy;
namespace MainDemo.Module.DatabaseUpdate {
public class Updater : DevExpress.ExpressApp.Updating.ModuleUpdater {
public Updater(IObjectSpace objectSpace, Version currentDBVersion) : base(objectSpace, currentDBVersion) { }
public override void UpdateDatabaseAfterUpdateSchema() {
base.UpdateDatabaseAfterUpdateSchema();
//Create departments.
Department devDepartment = ObjectSpace.FindObject<Department>(CriteriaOperator.Parse("Title == 'R&D'"));
if(devDepartment == null) {
devDepartment = ObjectSpace.CreateObject<Department>();
devDepartment.Title = "R&D";
devDepartment.Office = "1";
devDepartment.Save();
}
Department supDepartment = ObjectSpace.FindObject<Department>(CriteriaOperator.Parse("Title == 'Technical Support'"));
if(supDepartment == null) {
supDepartment = ObjectSpace.CreateObject<Department>();
supDepartment.Title = "Technical Support";
supDepartment.Office = "2";
supDepartment.Save();
}
Department mngDepartment = ObjectSpace.FindObject<Department>(CriteriaOperator.Parse("Title == 'Management'"));
if(mngDepartment == null) {
mngDepartment = ObjectSpace.CreateObject<Department>();
mngDepartment.Title = "Management";
mngDepartment.Office = "3";
mngDepartment.Save();
}
//Create employees.
//Admin is a god that can do everything.
Employee administrator = ObjectSpace.FindObject<Employee>(CriteriaOperator.Parse("UserName == 'Admin'"));
if(administrator == null) {
administrator = ObjectSpace.CreateObject<Employee>();
administrator.UserName = "Admin";
administrator.FirstName = "Admin";
administrator.LastName = "Admin";
administrator.Department = mngDepartment;
administrator.IsActive = true;
administrator.SetPassword("");
administrator.Roles.Add(GetAdministratorRole());
administrator.Save();
}
//Sam is a manager and he can do everything with his own department
Employee managerSam = ObjectSpace.FindObject<Employee>(CriteriaOperator.Parse("UserName == 'Sam'"));
if(managerSam == null) {
managerSam = ObjectSpace.CreateObject<Employee>();
managerSam.UserName = "Sam";
managerSam.FirstName = "Sam";
managerSam.LastName = "Jackson";
managerSam.IsActive = true;
managerSam.SetPassword("");
managerSam.Department = devDepartment;
managerSam.Roles.Add(GetManagerRole());
managerSam.Save();
}
//John is an ordinary user within the Sam's department.
Employee userJohn = ObjectSpace.FindObject<Employee>(CriteriaOperator.Parse("UserName == 'John'"));
if(userJohn == null) {
userJohn = ObjectSpace.CreateObject<Employee>();
userJohn.UserName = "John";
userJohn.FirstName = "John";
userJohn.LastName = "Doe";
userJohn.IsActive = true;
userJohn.SetPassword("");
userJohn.Department = devDepartment;
userJohn.Roles.Add(GetUserRole());
userJohn.Save();
}
//Mary is a manager of another department.
Employee managerMary = ObjectSpace.FindObject<Employee>(CriteriaOperator.Parse("UserName == 'Mary'"));
if(managerMary == null) {
managerMary = ObjectSpace.CreateObject<Employee>();
managerMary.UserName = "Mary";
managerMary.FirstName = "Mary";
managerMary.LastName = "Tellinson";
managerMary.IsActive = true;
managerMary.SetPassword("");
managerMary.Department = supDepartment;
managerMary.Roles.Add(GetManagerRole());
managerMary.Save();
}
//Joe is an ordinary user within the Mary's department.
Employee userJoe = ObjectSpace.FindObject<Employee>(CriteriaOperator.Parse("UserName == 'Joe'"));
if(userJoe == null) {
userJoe = ObjectSpace.CreateObject<Employee>();
userJoe.UserName = "Joe";
userJoe.FirstName = "Joe";
userJoe.LastName = "Pitt";
userJoe.IsActive = true;
userJoe.SetPassword("");
userJoe.Department = supDepartment;
userJoe.Roles.Add(GetUserRole());
userJoe.Save();
}
//Create tasks for employees.
if(ObjectSpace.FindObject<EmployeeTask>(CriteriaOperator.Parse("Subject == 'Do homework'")) == null) {
EmployeeTask task = ObjectSpace.CreateObject<EmployeeTask>();
task.Subject = "Do homework";
task.AssignedTo = managerSam;
task.DueDate = DateTime.Now;
task.Status = TaskStatus.NotStarted;
task.Description = "This is a task for Sam";
task.Save();
}
if(ObjectSpace.FindObject<EmployeeTask>(CriteriaOperator.Parse("Subject == 'Prepare coffee for everyone'")) == null) {
EmployeeTask task = ObjectSpace.CreateObject<EmployeeTask>();
task.Subject = "Prepare coffee for everyone";
task.AssignedTo = userJohn;
task.DueDate = DateTime.Now;
task.Status = TaskStatus.InProgress;
task.Description = "This is a task for John";
task.Save();
}
if(ObjectSpace.FindObject<EmployeeTask>(CriteriaOperator.Parse("Subject == 'Read latest news'")) == null) {
EmployeeTask task = ObjectSpace.CreateObject<EmployeeTask>();
task.Subject = "Read latest news";
task.AssignedTo = managerMary;
task.DueDate = DateTime.Now;
task.Status = TaskStatus.Completed;
task.Description = "This is a task for Mary";
task.Save();
}
if(ObjectSpace.FindObject<EmployeeTask>(CriteriaOperator.Parse("Subject == 'Book tickets'")) == null) {
EmployeeTask task = ObjectSpace.CreateObject<EmployeeTask>();
task.Subject = "Book tickets";
task.AssignedTo = userJoe;
task.DueDate = DateTime.Now;
task.Status = TaskStatus.Deferred;
task.Description = "This is a task for Joe";
task.Save();
}
ObjectSpace.CommitChanges();
}
//Administrators can do everything within the application.
private SecuritySystemRole GetAdministratorRole() {
SecuritySystemRole administratorRole = ObjectSpace.FindObject<SecuritySystemRole>(new BinaryOperator("Name", "Administrators"));
if(administratorRole == null) {
administratorRole = ObjectSpace.CreateObject<SecuritySystemRole>();
administratorRole.Name = "Administrators";
//Can access everything.
administratorRole.IsAdministrative = true;
}
return administratorRole;
}
//Users can access and partially edit data (no create and delete capabilities) from their own department.
private SecuritySystemRole GetUserRole() {
SecuritySystemRole userRole = ObjectSpace.FindObject<SecuritySystemRole>(new BinaryOperator("Name", "Users"));
if(userRole == null) {
userRole = ObjectSpace.CreateObject<SecuritySystemRole>();
userRole.Name = "Users";
SecuritySystemTypePermissionObject userTypePermission = ObjectSpace.CreateObject<SecuritySystemTypePermissionObject>();
userTypePermission.TargetType = typeof(Employee);
userRole.TypePermissions.Add(userTypePermission);
SecuritySystemObjectPermissionsObject canViewEmployeesFromOwnDepartmentObjectPermission = ObjectSpace.CreateObject<SecuritySystemObjectPermissionsObject>();
canViewEmployeesFromOwnDepartmentObjectPermission.Criteria = "Department.Employees[Oid = CurrentUserId()]";
//canViewEmployeesFromOwnDepartmentObjectPermission.Criteria = new BinaryOperator(new OperandProperty("Department.Oid"), currentlyLoggedEmployeeDepartmemntOid, BinaryOperatorType.Equal).ToString();
canViewEmployeesFromOwnDepartmentObjectPermission.AllowNavigate = true;
canViewEmployeesFromOwnDepartmentObjectPermission.AllowRead = true;
userTypePermission.ObjectPermissions.Add(canViewEmployeesFromOwnDepartmentObjectPermission);
SecuritySystemMemberPermissionsObject canEditOwnUserMemberPermission = ObjectSpace.CreateObject<SecuritySystemMemberPermissionsObject>();
canEditOwnUserMemberPermission.Members = "ChangePasswordOnFirstLogon; StoredPassword; FirstName; LastName;";
canEditOwnUserMemberPermission.Criteria = "Oid=CurrentUserId()";
canEditOwnUserMemberPermission.Criteria = (new OperandProperty("Oid") == new FunctionOperator(CurrentUserIdOperator.OperatorName)).ToString();
canEditOwnUserMemberPermission.AllowWrite = true;
userTypePermission.MemberPermissions.Add(canEditOwnUserMemberPermission);
SecuritySystemMemberPermissionsObject canEditUserAssociationsFromOwnDepartmentMemberPermission = ObjectSpace.CreateObject<SecuritySystemMemberPermissionsObject>();
canEditUserAssociationsFromOwnDepartmentMemberPermission.Members = "Tasks; Department;";
canEditUserAssociationsFromOwnDepartmentMemberPermission.Criteria = "Department.Employees[Oid = CurrentUserId()]";
//canEditUserAssociationsFromOwnDepartmentMemberPermission.Criteria = new BinaryOperator(new OperandProperty("Department.Oid"), currentlyLoggedEmployeeDepartmemntOid, BinaryOperatorType.Equal).ToString();
canEditUserAssociationsFromOwnDepartmentMemberPermission.AllowWrite = true;
userTypePermission.MemberPermissions.Add(canEditUserAssociationsFromOwnDepartmentMemberPermission);
SecuritySystemTypePermissionObject roleTypePermission = ObjectSpace.CreateObject<SecuritySystemTypePermissionObject>();
roleTypePermission.TargetType = typeof(SecuritySystemRole);
roleTypePermission.AllowRead = true;
userRole.TypePermissions.Add(roleTypePermission);
SecuritySystemTypePermissionObject taskTypePermission = ObjectSpace.CreateObject<SecuritySystemTypePermissionObject>();
taskTypePermission.TargetType = typeof(EmployeeTask);
taskTypePermission.AllowNavigate = true;
userRole.TypePermissions.Add(taskTypePermission);
SecuritySystemMemberPermissionsObject canEditTaskAssociationsMemberPermission = ObjectSpace.CreateObject<SecuritySystemMemberPermissionsObject>();
canEditTaskAssociationsMemberPermission.Members = "AssignedTo;";
canEditTaskAssociationsMemberPermission.Criteria = "AssignedTo.Department.Oid=[<Employee>][Oid=CurrentUserId()].Single(Department.Oid)";
canEditTaskAssociationsMemberPermission.Criteria = "AssignedTo.Department.Employees[Oid = CurrentUserId()]";
//canEditTaskAssociationsMemberPermission.Criteria = new BinaryOperator(new OperandProperty("AssignedTo.Department.Oid"), currentlyLoggedEmployeeDepartmemntOid, BinaryOperatorType.Equal).ToString();
canEditTaskAssociationsMemberPermission.AllowWrite = true;
taskTypePermission.MemberPermissions.Add(canEditTaskAssociationsMemberPermission);
SecuritySystemObjectPermissionsObject canyEditTasksFromOwnDepartmentObjectPermission = ObjectSpace.CreateObject<SecuritySystemObjectPermissionsObject>();
canyEditTasksFromOwnDepartmentObjectPermission.Criteria = "AssignedTo.Department.Oid=[<Employee>][Oid=CurrentUserId()].Single(Department.Oid)";
canyEditTasksFromOwnDepartmentObjectPermission.Criteria = "AssignedTo.Department.Employees[Oid = CurrentUserId()]";
//canyEditTasksFromOwnDepartmentObjectPermission.Criteria = new BinaryOperator(new OperandProperty("AssignedTo.Department.Oid"), currentlyLoggedEmployeeDepartmemntOid, BinaryOperatorType.Equal).ToString();
canyEditTasksFromOwnDepartmentObjectPermission.AllowNavigate = true;
canyEditTasksFromOwnDepartmentObjectPermission.AllowWrite = true;
canyEditTasksFromOwnDepartmentObjectPermission.AllowRead = true;
taskTypePermission.ObjectPermissions.Add(canyEditTasksFromOwnDepartmentObjectPermission);
SecuritySystemTypePermissionObject departmentTypePermission = ObjectSpace.CreateObject<SecuritySystemTypePermissionObject>();
departmentTypePermission.TargetType = typeof(Department);
userRole.TypePermissions.Add(departmentTypePermission);
SecuritySystemObjectPermissionsObject canViewOwnDepartmentObjectPermission = ObjectSpace.CreateObject<SecuritySystemObjectPermissionsObject>();
canViewOwnDepartmentObjectPermission.Criteria = "Oid=[<Employee>][Oid=CurrentUserId()].Single(Department.Oid)";
canViewOwnDepartmentObjectPermission.Criteria = "Employees[Oid=CurrentUserId()]";
//canViewOwnDepartmentObjectPermission.Criteria = new BinaryOperator(new OperandProperty("Oid"), currentlyLoggedEmployeeDepartmemntOid, BinaryOperatorType.Equal).ToString();
canViewOwnDepartmentObjectPermission.AllowNavigate = true;
canViewOwnDepartmentObjectPermission.AllowRead = true;
canViewOwnDepartmentObjectPermission.Save();
departmentTypePermission.ObjectPermissions.Add(canViewOwnDepartmentObjectPermission);
SecuritySystemMemberPermissionsObject canEditAssociationsMemberPermission = ObjectSpace.CreateObject<SecuritySystemMemberPermissionsObject>();
canEditAssociationsMemberPermission.Members = "Employees;";
canEditAssociationsMemberPermission.Criteria = "Oid=[<Employee>][Oid=CurrentUserId()].Single(Department.Oid)";
canEditAssociationsMemberPermission.Criteria = "Employees[Oid=CurrentUserId()]";
//canEditAssociationsMemberPermission.Criteria = new BinaryOperator(new OperandProperty("Oid"), currentlyLoggedEmployeeDepartmemntOid, BinaryOperatorType.Equal).ToString();
canEditAssociationsMemberPermission.AllowWrite = true;
departmentTypePermission.MemberPermissions.Add(canEditAssociationsMemberPermission);
}
return userRole;
}
//Managers can access and fully edit (including create and delete capabilities) data from their own department. However, they cannot access data from other departments.
private SecuritySystemRole GetManagerRole() {
SecuritySystemRole managerRole = ObjectSpace.FindObject<SecuritySystemRole>(new BinaryOperator("Name", "Managers"));
if(managerRole == null) {
managerRole = ObjectSpace.CreateObject<SecuritySystemRole>();
managerRole.Name = "Managers";
managerRole.ChildRoles.Add(GetUserRole());
SecuritySystemTypePermissionObject departmentTypePermission = ObjectSpace.CreateObject<SecuritySystemTypePermissionObject>();
departmentTypePermission.TargetType = typeof(Department);
departmentTypePermission.AllowNavigate = true;
managerRole.TypePermissions.Add(departmentTypePermission);
SecuritySystemObjectPermissionsObject canEditOwnDepartmentObjectPermission = ObjectSpace.CreateObject<SecuritySystemObjectPermissionsObject>();
canEditOwnDepartmentObjectPermission.Criteria = "Oid=[<Employee>][Oid=CurrentUserId()].Single(Department.Oid)";
canEditOwnDepartmentObjectPermission.Criteria = "Employees[Oid=CurrentUserId()]";
//canEditOwnDepartmentObjectPermission.Criteria = new BinaryOperator(new OperandProperty("Oid"), currentlyLoggedEmployeeDepartmemntOid, BinaryOperatorType.Equal).ToString();
canEditOwnDepartmentObjectPermission.AllowNavigate = true;
canEditOwnDepartmentObjectPermission.AllowRead = true;
canEditOwnDepartmentObjectPermission.AllowWrite = true;
canEditOwnDepartmentObjectPermission.AllowDelete = true;
canEditOwnDepartmentObjectPermission.Save();
departmentTypePermission.ObjectPermissions.Add(canEditOwnDepartmentObjectPermission);
SecuritySystemTypePermissionObject employeeTypePermission = ObjectSpace.CreateObject<SecuritySystemTypePermissionObject>();
employeeTypePermission.TargetType = typeof(Employee);
employeeTypePermission.AllowNavigate = true;
employeeTypePermission.AllowCreate = true;
managerRole.TypePermissions.Add(employeeTypePermission);
SecuritySystemObjectPermissionsObject canEditEmployeesFromOwnDepartmentObjectPermission = ObjectSpace.CreateObject<SecuritySystemObjectPermissionsObject>();
canEditEmployeesFromOwnDepartmentObjectPermission.Criteria = "IsNull(Department) || Department.Oid=[<Employee>][Oid=CurrentUserId()].Single(Department.Oid)";
canEditEmployeesFromOwnDepartmentObjectPermission.Criteria = "IsNull(Department) || Department.Employees[Oid=CurrentUserId()]";
//canEditEmployeesFromOwnDepartmentObjectPermission.Criteria = (new NullOperator(new OperandProperty("Department")) | new BinaryOperator(new OperandProperty("Department.Oid"), currentlyLoggedEmployeeDepartmemntOid, BinaryOperatorType.Equal)).ToString();
canEditEmployeesFromOwnDepartmentObjectPermission.AllowWrite = true;
canEditEmployeesFromOwnDepartmentObjectPermission.AllowDelete = true;
canEditEmployeesFromOwnDepartmentObjectPermission.AllowNavigate = true;
canEditEmployeesFromOwnDepartmentObjectPermission.AllowRead = true;
canEditEmployeesFromOwnDepartmentObjectPermission.Save();
employeeTypePermission.ObjectPermissions.Add(canEditEmployeesFromOwnDepartmentObjectPermission);
SecuritySystemTypePermissionObject taskTypePermission = ObjectSpace.CreateObject<SecuritySystemTypePermissionObject>();
taskTypePermission.TargetType = typeof(EmployeeTask);
taskTypePermission.AllowNavigate = true;
taskTypePermission.AllowCreate = true;
managerRole.TypePermissions.Add(taskTypePermission);
SecuritySystemObjectPermissionsObject canEditTasksOnlyFromOwnDepartmentObjectPermission = ObjectSpace.CreateObject<SecuritySystemObjectPermissionsObject>();
canEditTasksOnlyFromOwnDepartmentObjectPermission.Criteria = "IsNull(AssignedTo) || IsNull(AssignedTo.Department) || AssignedTo.Department.Oid=[<Employee>][Oid=CurrentUserId()].Single(Department.Oid)";
canEditTasksOnlyFromOwnDepartmentObjectPermission.Criteria = "IsNull(AssignedTo) || IsNull(AssignedTo.Department) || AssignedTo.Department.Employees[Oid=CurrentUserId()]";
//canEditTasksOnlyFromOwnDepartmentObjectPermission.Criteria = (new NullOperator(new OperandProperty("AssignedTo")) | new NullOperator(new OperandProperty("AssignedTo.Department")) | new BinaryOperator(new OperandProperty("AssignedTo.Department.Oid"), currentlyLoggedEmployeeDepartmemntOid, BinaryOperatorType.Equal)).ToString();
canEditTasksOnlyFromOwnDepartmentObjectPermission.AllowNavigate = true;
canEditTasksOnlyFromOwnDepartmentObjectPermission.AllowRead = true;
canEditTasksOnlyFromOwnDepartmentObjectPermission.AllowWrite = true;
canEditTasksOnlyFromOwnDepartmentObjectPermission.AllowDelete = true;
canEditTasksOnlyFromOwnDepartmentObjectPermission.Save();
taskTypePermission.ObjectPermissions.Add(canEditTasksOnlyFromOwnDepartmentObjectPermission);
}
return managerRole;
}
}
}