/// <summary>
/// Moves to the next task. See MoveNext for more information.
/// </summary>
/// <returns>true if next task found, false if no more tasks.</returns>
public bool MoveNext()
{
IntPtr names = IntPtr.Zero;
bool valid = false;
do
{
curItem = null;
uint uFetched = 0;
try
{
wienum?.Next(1, out names, out uFetched);
if (uFetched != 1)
{
break;
}
using (V1Interop.CoTaskMemString name = new V1Interop.CoTaskMemString(Marshal.ReadIntPtr(names)))
curItem = name.ToString();
if (curItem.EndsWith(".job", StringComparison.InvariantCultureIgnoreCase))
{
curItem = curItem.Remove(curItem.Length - 4);
}
}
catch { }
finally { Marshal.FreeCoTaskMem(names); names = IntPtr.Zero; }
// If name doesn't match filter, look for next item
if (filter != null)
{
if (!filter.IsMatch(curItem))
{
continue;
}
}
V1Interop.ITask itask = null;
try { itask = ICurrent; valid = true; }
catch { valid = false; }
finally { itask = null; }
} while (!valid);
return(curItem != null);
}
/// <summary>
/// Registers (creates) a task in a specified location using a <see cref="TaskDefinition"/> instance to define a task.
/// </summary>
/// <param name="Path">The task name. If this value is NULL, the task will be registered in the root task folder and the task name will be a GUID value that is created by the Task Scheduler service. A task name cannot begin or end with a space character. The '.' character cannot be used to specify the current task folder and the '..' characters cannot be used to specify the parent task folder in the path.</param>
/// <param name="definition">The <see cref="TaskDefinition"/> of the registered task.</param>
/// <param name="createType">A union of <see cref="TaskCreation"/> flags.</param>
/// <param name="UserId">The user credentials used to register the task.</param>
/// <param name="password">The password for the userId used to register the task.</param>
/// <param name="LogonType">A <see cref="TaskLogonType"/> value that defines what logon technique is used to run the registered task.</param>
/// <param name="sddl">The security descriptor associated with the registered task. You can specify the access control list (ACL) in the security descriptor for a task in order to allow or deny certain users and groups access to a task.</param>
/// <returns>A <see cref="Task"/> instance that represents the new task.</returns>
public Task RegisterTaskDefinition(string Path, TaskDefinition definition, TaskCreation createType, string UserId, string password, TaskLogonType LogonType, string sddl)
{
if (v2Folder != null)
return new Task(this.TaskService, v2Folder.RegisterTaskDefinition(Path, definition.v2Def, (int)createType, UserId, password, LogonType, sddl));
// Adds ability to set a password for a V1 task. Provided by Arcao.
V1Interop.TaskFlags flags = definition.v1Task.GetFlags();
switch (LogonType)
{
case TaskLogonType.Group:
case TaskLogonType.S4U:
case TaskLogonType.None:
throw new NotV1SupportedException("This LogonType is not supported on Task Scheduler 1.0.");
case TaskLogonType.InteractiveToken:
flags |= (V1Interop.TaskFlags.RunOnlyIfLoggedOn | V1Interop.TaskFlags.Interactive);
if (String.IsNullOrEmpty(UserId))
UserId = System.Security.Principal.WindowsIdentity.GetCurrent().Name;
definition.v1Task.SetAccountInformation(UserId, IntPtr.Zero);
break;
case TaskLogonType.ServiceAccount:
flags &= ~(V1Interop.TaskFlags.Interactive | V1Interop.TaskFlags.RunOnlyIfLoggedOn);
definition.v1Task.SetAccountInformation(String.IsNullOrEmpty(UserId) ? String.Empty : UserId, IntPtr.Zero);
break;
case TaskLogonType.InteractiveTokenOrPassword:
flags |= V1Interop.TaskFlags.Interactive;
using (V1Interop.CoTaskMemString cpwd = new V1Interop.CoTaskMemString(password))
definition.v1Task.SetAccountInformation(UserId, cpwd.DangerousGetHandle());
break;
case TaskLogonType.Password:
using (V1Interop.CoTaskMemString cpwd = new V1Interop.CoTaskMemString(password))
definition.v1Task.SetAccountInformation(UserId, cpwd.DangerousGetHandle());
break;
default:
break;
}
definition.v1Task.SetFlags(flags);
switch (createType)
{
case TaskCreation.Create:
case TaskCreation.CreateOrUpdate:
case TaskCreation.Disable:
case TaskCreation.Update:
if (createType == TaskCreation.Disable)
definition.Settings.Enabled = false;
definition.V1Save(Path);
break;
case TaskCreation.DontAddPrincipalAce:
throw new NotV1SupportedException("Security settings are not available on Task Scheduler 1.0.");
case TaskCreation.IgnoreRegistrationTriggers:
throw new NotV1SupportedException("Registration triggers are not available on Task Scheduler 1.0.");
case TaskCreation.ValidateOnly:
throw new NotV1SupportedException("Xml validation not available on Task Scheduler 1.0.");
default:
break;
}
return new Task(this.TaskService, definition.v1Task);
}
/// <summary>
/// Registers (creates) a task in a specified location using a <see cref="TaskDefinition" /> instance to define a task.
/// </summary>
/// <param name="Path">The task name. If this value is NULL, the task will be registered in the root task folder and the task name will be a GUID value that is created by the Task Scheduler service. A task name cannot begin or end with a space character. The '.' character cannot be used to specify the current task folder and the '..' characters cannot be used to specify the parent task folder in the path.</param>
/// <param name="definition">The <see cref="TaskDefinition" /> of the registered task.</param>
/// <param name="createType">A union of <see cref="TaskCreation" /> flags.</param>
/// <param name="UserId">The user credentials used to register the task.</param>
/// <param name="password">The password for the userId used to register the task.</param>
/// <param name="LogonType">A <see cref="TaskLogonType" /> value that defines what logon technique is used to run the registered task.</param>
/// <param name="sddl">The security descriptor associated with the registered task. You can specify the access control list (ACL) in the security descriptor for a task in order to allow or deny certain users and groups access to a task.</param>
/// <returns>
/// A <see cref="Task" /> instance that represents the new task. This will return <c>null</c> if <paramref name="createType"/> is set to <c>ValidateOnly</c> and there are no validation errors.
/// </returns>
/// <exception cref="System.ArgumentOutOfRangeException">
/// Path;Task names may not include any characters which are invalid for file names.
/// or
/// Path;Task names ending with a period followed by three or fewer characters cannot be retrieved due to a bug in the native library.
/// </exception>
/// <exception cref="NotV1SupportedException">This LogonType is not supported on Task Scheduler 1.0.
/// or
/// Security settings are not available on Task Scheduler 1.0.
/// or
/// Registration triggers are not available on Task Scheduler 1.0.
/// or
/// Xml validation not available on Task Scheduler 1.0.</exception>
public Task RegisterTaskDefinition(string Path, TaskDefinition definition, TaskCreation createType, string UserId, string password = null, TaskLogonType LogonType = TaskLogonType.S4U, string sddl = null)
{
if (v2Folder != null)
{
definition.Actions.ConvertUnsupportedActions();
var iRegTask = v2Folder.RegisterTaskDefinition(Path, definition.v2Def, (int)createType, UserId, password, LogonType, sddl);
if (createType == TaskCreation.ValidateOnly && iRegTask == null)
{
return(null);
}
return(Task.CreateTask(this.TaskService, iRegTask));
}
// Check for V1 invalid task names
string invChars = System.Text.RegularExpressions.Regex.Escape(new string(System.IO.Path.GetInvalidFileNameChars()));
if (System.Text.RegularExpressions.Regex.IsMatch(Path, @"[" + invChars + @"]"))
{
throw new ArgumentOutOfRangeException("Path", "Task names may not include any characters which are invalid for file names.");
}
if (System.Text.RegularExpressions.Regex.IsMatch(Path, @"\.[^" + invChars + @"]{0,3}\z"))
{
throw new ArgumentOutOfRangeException("Path", "Task names ending with a period followed by three or fewer characters cannot be retrieved due to a bug in the native library.");
}
// Adds ability to set a password for a V1 task. Provided by Arcao.
V1Interop.TaskFlags flags = definition.v1Task.GetFlags();
if (LogonType == TaskLogonType.InteractiveTokenOrPassword && string.IsNullOrEmpty(password))
{
LogonType = TaskLogonType.InteractiveToken;
}
if (string.IsNullOrEmpty(UserId))
{
UserId = System.Security.Principal.WindowsIdentity.GetCurrent().Name;
}
switch (LogonType)
{
case TaskLogonType.Group:
case TaskLogonType.S4U:
case TaskLogonType.None:
throw new NotV1SupportedException("This LogonType is not supported on Task Scheduler 1.0.");
case TaskLogonType.InteractiveToken:
flags |= (V1Interop.TaskFlags.RunOnlyIfLoggedOn | V1Interop.TaskFlags.Interactive);
if (String.IsNullOrEmpty(UserId))
{
UserId = System.Security.Principal.WindowsIdentity.GetCurrent().Name;
}
definition.v1Task.SetAccountInformation(UserId, IntPtr.Zero);
break;
case TaskLogonType.ServiceAccount:
flags &= ~(V1Interop.TaskFlags.Interactive | V1Interop.TaskFlags.RunOnlyIfLoggedOn);
definition.v1Task.SetAccountInformation((String.IsNullOrEmpty(UserId) || UserId.Equals("SYSTEM", StringComparison.CurrentCultureIgnoreCase)) ? String.Empty : UserId, IntPtr.Zero);
break;
case TaskLogonType.InteractiveTokenOrPassword:
flags |= V1Interop.TaskFlags.Interactive;
using (V1Interop.CoTaskMemString cpwd = new V1Interop.CoTaskMemString(password))
definition.v1Task.SetAccountInformation(UserId, cpwd.DangerousGetHandle());
break;
case TaskLogonType.Password:
using (V1Interop.CoTaskMemString cpwd = new V1Interop.CoTaskMemString(password))
definition.v1Task.SetAccountInformation(UserId, cpwd.DangerousGetHandle());
break;
default:
break;
}
definition.v1Task.SetFlags(flags);
switch (createType)
{
case TaskCreation.Create:
case TaskCreation.CreateOrUpdate:
case TaskCreation.Disable:
case TaskCreation.Update:
if (createType == TaskCreation.Disable)
{
definition.Settings.Enabled = false;
}
definition.V1Save(Path);
break;
case TaskCreation.DontAddPrincipalAce:
throw new NotV1SupportedException("Security settings are not available on Task Scheduler 1.0.");
case TaskCreation.IgnoreRegistrationTriggers:
throw new NotV1SupportedException("Registration triggers are not available on Task Scheduler 1.0.");
case TaskCreation.ValidateOnly:
throw new NotV1SupportedException("Xml validation not available on Task Scheduler 1.0.");
default:
break;
}
return(new Task(this.TaskService, definition.v1Task));
}
/// <summary>
/// Registers (creates) a task in a specified location using a <see cref="TaskDefinition" /> instance to define a task.
/// </summary>
/// <param name="Path">The task name. If this value is NULL, the task will be registered in the root task folder and the task name will be a GUID value that is created by the Task Scheduler service. A task name cannot begin or end with a space character. The '.' character cannot be used to specify the current task folder and the '..' characters cannot be used to specify the parent task folder in the path.</param>
/// <param name="definition">The <see cref="TaskDefinition" /> of the registered task.</param>
/// <param name="createType">A union of <see cref="TaskCreation" /> flags.</param>
/// <param name="UserId">The user credentials used to register the task.</param>
/// <param name="password">The password for the userId used to register the task.</param>
/// <param name="LogonType">A <see cref="TaskLogonType" /> value that defines what logon technique is used to run the registered task.</param>
/// <param name="sddl">The security descriptor associated with the registered task. You can specify the access control list (ACL) in the security descriptor for a task in order to allow or deny certain users and groups access to a task.</param>
/// <returns>
/// A <see cref="Task" /> instance that represents the new task.
/// </returns>
/// <exception cref="NotV1SupportedException">
/// This LogonType is not supported on Task Scheduler 1.0.
/// or
/// Security settings are not available on Task Scheduler 1.0.
/// or
/// Registration triggers are not available on Task Scheduler 1.0.
/// or
/// Xml validation not available on Task Scheduler 1.0.
/// </exception>
public Task RegisterTaskDefinition(string Path, TaskDefinition definition, TaskCreation createType, string UserId, string password = null, TaskLogonType LogonType = TaskLogonType.S4U, string sddl = null)
{
if (v2Folder != null)
{
return(new Task(this.TaskService, v2Folder.RegisterTaskDefinition(Path, definition.v2Def, (int)createType, UserId, password, LogonType, sddl)));
}
// Adds ability to set a password for a V1 task. Provided by Arcao.
V1Interop.TaskFlags flags = definition.v1Task.GetFlags();
if (LogonType == TaskLogonType.InteractiveTokenOrPassword && string.IsNullOrEmpty(password))
{
LogonType = TaskLogonType.InteractiveToken;
}
if (string.IsNullOrEmpty(UserId))
{
UserId = System.Security.Principal.WindowsIdentity.GetCurrent().Name;
}
switch (LogonType)
{
case TaskLogonType.Group:
case TaskLogonType.S4U:
case TaskLogonType.None:
throw new NotV1SupportedException("This LogonType is not supported on Task Scheduler 1.0.");
case TaskLogonType.InteractiveToken:
flags |= (V1Interop.TaskFlags.RunOnlyIfLoggedOn | V1Interop.TaskFlags.Interactive);
if (String.IsNullOrEmpty(UserId))
{
UserId = System.Security.Principal.WindowsIdentity.GetCurrent().Name;
}
definition.v1Task.SetAccountInformation(UserId, IntPtr.Zero);
break;
case TaskLogonType.ServiceAccount:
flags &= ~(V1Interop.TaskFlags.Interactive | V1Interop.TaskFlags.RunOnlyIfLoggedOn);
definition.v1Task.SetAccountInformation((String.IsNullOrEmpty(UserId) || UserId.Equals("SYSTEM", StringComparison.CurrentCultureIgnoreCase)) ? String.Empty : UserId, IntPtr.Zero);
break;
case TaskLogonType.InteractiveTokenOrPassword:
flags |= V1Interop.TaskFlags.Interactive;
using (V1Interop.CoTaskMemString cpwd = new V1Interop.CoTaskMemString(password))
definition.v1Task.SetAccountInformation(UserId, cpwd.DangerousGetHandle());
break;
case TaskLogonType.Password:
using (V1Interop.CoTaskMemString cpwd = new V1Interop.CoTaskMemString(password))
definition.v1Task.SetAccountInformation(UserId, cpwd.DangerousGetHandle());
break;
default:
break;
}
definition.v1Task.SetFlags(flags);
switch (createType)
{
case TaskCreation.Create:
case TaskCreation.CreateOrUpdate:
case TaskCreation.Disable:
case TaskCreation.Update:
if (createType == TaskCreation.Disable)
{
definition.Settings.Enabled = false;
}
definition.V1Save(Path);
break;
case TaskCreation.DontAddPrincipalAce:
throw new NotV1SupportedException("Security settings are not available on Task Scheduler 1.0.");
case TaskCreation.IgnoreRegistrationTriggers:
throw new NotV1SupportedException("Registration triggers are not available on Task Scheduler 1.0.");
case TaskCreation.ValidateOnly:
throw new NotV1SupportedException("Xml validation not available on Task Scheduler 1.0.");
default:
break;
}
return(new Task(this.TaskService, definition.v1Task));
}
