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<?xml version="1.0" encoding="UTF-8"?>
<!--
Licensed to the Apache Software Foundation (ASF) under one
or more contributor license agreements.  See the NOTICE file
distributed with this work for additional information
regarding copyright ownership.  The ASF licenses this file
to you under the Apache License, Version 2.0 (the
"License"); you may not use this file except in compliance
with the License.  You may obtain a copy of the License at

  http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing,
software distributed under the License is distributed on an
"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, either express or implied.  See the License for the
specific language governing permissions and limitations
under the License.
-->
<definitions id="definitions"
             targetNamespace="http://activiti.org/bpmn20" 
             xmlns="http://www.omg.org/spec/BPMN/20100524/MODEL"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xmlns:activiti="http://activiti.org/bpmn"
             xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" 
             xmlns:omgdc="http://www.omg.org/spec/DD/20100524/DC"
             xmlns:omgdi="http://www.omg.org/spec/DD/20100524/DI" 
             xsi:schemaLocation="http://www.omg.org/spec/BPMN/20100524/MODEL 
                                 http://www.omg.org/spec/BPMN/2.0/20100501/BPMN20.xsd">
  
  <process id="userWorkflow" name="User Workflow">
  
    <startEvent id="theStart"/>
    
    <!-- Create an user -->
    <sequenceFlow id="flow1" sourceRef="theStart" targetRef="create"/>
      
    <serviceTask id="create" name="Create" activiti:class="org.apache.syncope.core.workflow.activiti.Create"/>

    <sequenceFlow id="flow2" sourceRef="create" targetRef="createGW"/>
        
    <exclusiveGateway id="createGW"/>
    <sequenceFlow id="create2Activate" sourceRef="createGW" targetRef="enableGW">
      <conditionExpression xsi:type="tFormalExpression">${!syncopeUser.getRoleIds().contains(9)}</conditionExpression>
    </sequenceFlow>
    <sequenceFlow id="create2CreateApproval" sourceRef="createGW" targetRef="createApproval">
      <conditionExpression xsi:type="tFormalExpression">${syncopeUser.getRoleIds().contains(9)}</conditionExpression>
    </sequenceFlow>
        
    <userTask id="createApproval" activiti:formKey="createApproval" name="Create approval" activiti:candidateGroups="7">
      <extensionElements>
        <activiti:formProperty id="username" name="Username" type="string" writable="false" expression="${syncopeUser.username}"/>
        <activiti:formProperty id="approve" variable="approve" name="Approve?" type="boolean" required="true"/>
        <activiti:formProperty id="rejectReason" variable="rejectReason" name="Reason for rejecting" type="string"/>
      </extensionElements>
    </userTask>

    <sequenceFlow id="flow3" sourceRef="createApproval" targetRef="createApprovalGW"/>
        
    <exclusiveGateway id="createApprovalGW"/>
    <sequenceFlow id="createApprovalGW2EnableGW" sourceRef="createApprovalGW" targetRef="enableGW">
      <conditionExpression xsi:type="tFormalExpression">${approve}</conditionExpression>
    </sequenceFlow>
    <sequenceFlow id="createApproval2Reject" sourceRef="createApprovalGW" targetRef="reject">
      <conditionExpression xsi:type="tFormalExpression">${!approve}</conditionExpression>
    </sequenceFlow>
    
    <exclusiveGateway id="enableGW"/>
    <!-- opt-in required -->
    <sequenceFlow id="createApprovalGW2OptIn" sourceRef="enableGW" targetRef="generateToken">
      <conditionExpression xsi:type="tFormalExpression">${syncopeUser.getRoleIds().contains(11)}</conditionExpression>
    </sequenceFlow>
    <!-- activate user if suspension is not required -->
    <sequenceFlow id="createApprovalGW2Activate" sourceRef="enableGW" targetRef="activate">
      <conditionExpression xsi:type="tFormalExpression">${enabled==null}</conditionExpression>
    </sequenceFlow>
    <sequenceFlow id="createApprovalGW2Active" sourceRef="enableGW" targetRef="active">
      <conditionExpression xsi:type="tFormalExpression">${enabled}</conditionExpression>
    </sequenceFlow>
    <sequenceFlow id="createApprovalGW2Suspended" sourceRef="enableGW" targetRef="suspend">
      <conditionExpression xsi:type="tFormalExpression">${!enabled}</conditionExpression>
    </sequenceFlow>
    
    <serviceTask id="activate" name="Activate" activiti:class="org.apache.syncope.core.workflow.activiti.AutoActivate"/>
    <sequenceFlow id="flow4" sourceRef="activate" targetRef="active"/>

    <!-- Double opt-in required -->
    <serviceTask id="generateToken" name="Generate token" 
                 activiti:class="org.apache.syncope.core.workflow.activiti.GenerateToken"/>
        
    <sequenceFlow id="flow5" sourceRef="generateToken" targetRef="created"/>

    <userTask id="created" name="Created"/>

    <sequenceFlow id="flow6" sourceRef="created" targetRef="optinGW"/>

    <exclusiveGateway id="optinGW"/>
    <sequenceFlow id="created2Activate" sourceRef="optinGW" targetRef="removeToken">
      <conditionExpression xsi:type="tFormalExpression">${syncopeUser.checkToken(token)}</conditionExpression>
    </sequenceFlow>  
    <sequenceFlow id="created2Created" sourceRef="optinGW" targetRef="created">
      <conditionExpression xsi:type="tFormalExpression">${!syncopeUser.checkToken(token)}</conditionExpression>
    </sequenceFlow>
        
    <scriptTask id="removeToken" name="Remove Token and Activate" scriptFormat="groovy">
      <script>
        syncopeUser.removeToken()    
      </script>
    </scriptTask>

    <sequenceFlow id="flow7" sourceRef="removeToken" targetRef="active"/>
    
    <userTask id="active" name="Active"/>
        
    <sequenceFlow id="flow8" sourceRef="active" targetRef="activeGw"/>

    <exclusiveGateway id="activeGw"/>
    <sequenceFlow id="active2Update" sourceRef="activeGw" targetRef="update">
      <conditionExpression xsi:type="tFormalExpression">${task == 'update'}</conditionExpression>
    </sequenceFlow>  
    <sequenceFlow id="active2Suspend" sourceRef="activeGw" targetRef="suspend">
      <conditionExpression xsi:type="tFormalExpression">${task == 'suspend'}</conditionExpression>
    </sequenceFlow> 
    <sequenceFlow id="active2Delete" sourceRef="activeGw" targetRef="delete">
      <conditionExpression xsi:type="tFormalExpression">${task == 'delete'}</conditionExpression>
    </sequenceFlow>

    <!-- Update an active user -->
    <serviceTask id="update" name="Update" activiti:class="org.apache.syncope.core.workflow.activiti.Update"/>

    <sequenceFlow id="flow9" sourceRef="update" targetRef="active"/>

    <!-- Suspend an active user -->
    <serviceTask id="suspend" name="Suspend" activiti:class="org.apache.syncope.core.workflow.activiti.Suspend"/>

    <sequenceFlow id="flow10" sourceRef="suspend" targetRef="suspended"/>

    <userTask id="suspended" name="Suspended"/>
        
    <sequenceFlow id="flow11" sourceRef="suspended" targetRef="suspendedGw"/>

    <exclusiveGateway id="suspendedGw"/>
    <sequenceFlow id="suspended2Reactivate" sourceRef="suspendedGw" targetRef="reactivate">
      <conditionExpression xsi:type="tFormalExpression">${task == 'reactivate'}</conditionExpression>
    </sequenceFlow>
    <sequenceFlow id="suspended2Delete" sourceRef="suspendedGw" targetRef="delete">
      <conditionExpression xsi:type="tFormalExpression">${task == 'delete'}</conditionExpression>
    </sequenceFlow>

    <!-- Reactivate a suspended user -->
    <serviceTask id="reactivate" name ="Reactivate" activiti:class="org.apache.syncope.core.workflow.activiti.Reactivate"/>

    <sequenceFlow id="flow12" sourceRef="reactivate" targetRef="active"/>
        
    <!-- Reject an user -->
    <scriptTask id="reject" name="Reject" scriptFormat="groovy">
      <!-- Do something with rejectReason -->
      <script>
        def scriptVar = rejectReason
      </script>
    </scriptTask>
        
    <sequenceFlow id="flow13" sourceRef="reject" targetRef="rejected"/>

    <userTask id="rejected" name="Rejected"/>
        
    <sequenceFlow id="flow14" sourceRef="rejected" targetRef="delete"/>

    <!-- Delete an user (created, active or suspended) -->
    <serviceTask id="delete" name="Delete" activiti:class="org.apache.syncope.core.workflow.activiti.Delete"/>

    <sequenceFlow id="flow99" sourceRef="delete" targetRef="theEnd"/>

    <endEvent id="theEnd"/>
      
  </process>
  
</definitions>