Moving tasks - buttons and empty form

includes/t-items/controllers.inc.php

@@ -277,9 +277,15 @@ class Ctrl_ItemTasks
 	{
 		$tasks = Loader::DAO( 'tasks' )->getTasksAt( $this->item );
 
-		return Loader::View( 'box' , 'Tasks' , Loader::View( 'tasks_list' , $tasks , array(
-					'deps' , 'assigned' , 'completed' ) ) )
-				->addButton( BoxButton::create( 'Add task' , 'tasks/add?to=' . $this->item->id )
+		$box = Loader::View( 'box' , 'Tasks' ,
+			Loader::View( 'tasks_list' , $tasks ,
+				array( 'deps' , 'assigned' , 'completed' ) ) );
+		if ( !empty( $tasks ) ) {
+			$box->addButton( BoxButton::create( 'Move tasks' , 'tasks/move?type=i&id=' . $this->item->id )
+					->setClass( 'icon move' ) );
+		}
+		$box->addButton( BoxButton::create( 'Add task' , 'tasks/add?to=' . $this->item->id )
 				->setClass( 'list-add' ) );
+		return $box;
 	}
 }

includes/t-tasks/controllers.inc.php

@@ -165,6 +165,10 @@ class Ctrl_TaskListSubtasks
 			Loader::View( 'tasks_list' , $this->task->subtasks , array( 'deps' , 'assigned' , 'completed' ) ) );
 
 		if ( $this->task->completed_by === null ) {
+			if ( !empty( $this->task->subtasks ) ) {
+				$box->addButton( BoxButton::create( 'Move sub-tasks' , 'tasks/move?type=s&id=' . $this->task->id )
+					->setClass( 'icon move' ) );
+			}
 			$box->addButton( BoxButton::create( 'Add sub-task' , 'tasks/add?parent=' . $this->task->id )
 				->setClass( 'list-add' ) );
 		}

includes/t-tasks/package.inc.php

@@ -32,6 +32,7 @@ $package[ 'ctrls' ][] = 'task_details';
 $package[ 'ctrls' ][] = 'task_list_subtasks';
 $package[ 'ctrls' ][] = 'task_move_down';
 $package[ 'ctrls' ][] = 'task_move_up';
+$package[ 'ctrls' ][] = 'task_move';
 $package[ 'ctrls' ][] = 'task_notes';
 $package[ 'ctrls' ][] = 'toggle_task';
 $package[ 'ctrls' ][] = 'view_task';

includes/t-tasks/page_controllers.inc.php

@@ -786,3 +786,63 @@ class Ctrl_TaskMoveUp
 	}
 
 }
+
+
+class Ctrl_TaskMove
+	extends Controller
+{
+
+	public function __construct( )
+	{
+		$this->dTasks = Loader::DAO( 'tasks' );
+		$this->dItems = Loader::DAO( 'items' );
+	}
+
+	public function handle( Page $page )
+	{
+		try {
+			$id = (int) $this->getParameter( 'id' );
+			$type = $this->getParameter( 'type' );
+		} catch ( ParameterException $e ) {
+			return 'tasks';
+		}
+
+		$subtasks = ( $type === 's' );
+		$failure = $subtasks ? 'tasks' : 'items';
+
+		// Get the parent
+		if ( $subtasks ) {
+			$parent = $this->dTasks->get( $id );
+		} else {
+			$parent = $this->dItems->get( $id );
+		}
+		if ( $parent === null ) {
+			return $failure;
+		}
+
+		// If the parent's empty, go back to displaying it
+		$failure .= '/view?id=' . $id;
+		if ( $subtasks ) {
+			$tasks = $parent->subtasks;
+			$name = $parent->title;
+		} else {
+			$tasks = $this->dTasks->getTasksAt( $parent );
+			$name = $parent->name;
+		}
+		if ( empty( $tasks ) ) {
+			return $failure;
+		}
+
+		// Generate form
+		$page->setTitle( $name . ': move tasks' );
+		$form = Loader::Create( 'Form' , 'Move tasks' , 'move-tasks' )
+			->addField( Loader::Create( 'Field' , 'type' , 'hidden' )
+				->setDefaultValue( $subtasks ? 's' : 'i' ) )
+			->addField( Loader::Create( 'Field' , 'id' , 'hidden' )
+				->setDefaultValue( $id ) ) ;
+//		$this->addDependencySelector( $form , $task->possibleDependencies , $task->parent_task === null );
+		return $form->setURL( $failure )
+//			->addController( Loader::Ctrl( 'dependency_add' ) )
+			->controller( );
+	}
+}

includes/t-tasks/pages.inc.php

@@ -17,6 +17,7 @@ class Page_TasksTasks
 			'view'		=> 'view_task' ,
 			'deps/add'	=> 'dependency_add_form' ,
 			'deps/delete'	=> 'dependency_delete_form' ,
+			'move'		=> 'task_move' ,
 			'move/down'	=> 'task_move_down' ,
 			'move/up'	=> 'task_move_up' ,
 			'notes/edit'	=> 'edit_note_form' ,