public static void SaveWorkflowUserAndAdvance(AssetWorkflowUser awu)
{
// If rejecting, comments are mandatory
if (awu.AssetWorkflowUserStatus == AssetWorkflowUserStatus.Rejected && StringUtils.IsBlank(awu.Comments))
{
throw new AssetWorkflowUserException("Comments are required if rejecting an asset", awu);
}
// Update modification date
awu.LastUpdate = DateTime.Now;
// Now save it
AssetWorkflowUser.Update(awu);
// If workflow item is still pending, our work is done here
if (awu.AssetWorkflowUserStatus == AssetWorkflowUserStatus.Pending)
{
return;
}
// If workflow item was rejected, don't continue
if (awu.AssetWorkflowUserStatus == AssetWorkflowUserStatus.Rejected)
{
RejectAndCompleteWorkflow(awu.AssetWorkflow, awu);
return;
}
// Get a list of all users in the same asset workflow
AssetWorkflowUserFinder finder = new AssetWorkflowUserFinder {
AssetWorkflowId = awu.AssetWorkflowId
};
finder.SortExpressions.Add(new AscendingSort(AssetWorkflowUser.Columns.Position));
List <AssetWorkflowUser> assetWorkflowUserList = AssetWorkflowUser.FindMany(finder);
// Now we need to figure out who's next, or whether we're all done, so get list of all users after the current one who are still waiting
List <AssetWorkflowUser> remainingUsers = assetWorkflowUserList.FindAll(o => (o.AssetWorkflowUserStatus == AssetWorkflowUserStatus.Waiting) && (o.Position > awu.Position));
if (remainingUsers.Count == 0)
{
// No users left, so we can complete this workflow
CompleteWorkflow(awu.AssetWorkflow);
return;
}
// Otherwise, get the next user in the workflow
AssetWorkflowUser nextUserInWorkflow = remainingUsers[0];
// and notify them
NotifyUser(nextUserInWorkflow);
}
private static void NotifyUser(AssetWorkflowUser assetWorkflowUser)
{
// First set this user to pending
assetWorkflowUser.AssetWorkflowUserStatus = AssetWorkflowUserStatus.Pending;
// Save them
AssetWorkflowUser.Update(assetWorkflowUser);
// Now trigger event to send nofication
if (AssetWorkflowUserSelected != null)
{
AssetWorkflowUserSelected(null, new AssetWorkflowUserEventArgs(assetWorkflowUser));
}
}
/// <summary>
/// Submits an asset to a workflow, and starts the approval process
/// </summary>
public static void SubmitAssetToWorkflow(Asset asset, User submittedByUser)
{
m_Logger.DebugFormat("Asset: {0} submitted to workflow", asset.AssetId);
// First ensure we have a workflow
if (asset.WorkflowId.GetValueOrDefault() == 0)
{
throw new SystemException("Asset submitted to workflow, but workflow is not specified");
}
// First get all of the users in the workflow
WorkflowUserFinder finder = new WorkflowUserFinder {
WorkflowId = asset.WorkflowId.GetValueOrDefault()
};
finder.SortExpressions.Add(new AscendingSort(WorkflowUser.Columns.Position));
List <WorkflowUser> workflowUserList = WorkflowUser.FindMany(finder);
// Ensure workflow has users
if (workflowUserList.Count == 0)
{
throw new SystemException("Asset submitted to workflow, but workflow does not have any users");
}
// Create a new asset workflow
AssetWorkflow aw = AssetWorkflow.New();
aw.AssetId = asset.AssetId.GetValueOrDefault();
aw.IsComplete = false;
aw.SubmittedByUserId = submittedByUser.UserId.GetValueOrDefault();
aw.CreateDate = DateTime.Now;
AssetWorkflow.Update(aw);
// Now add all the users to it
for (int position = 0; position < workflowUserList.Count; position++)
{
// Get the current workflow user
WorkflowUser wfu = workflowUserList[position];
// Ensure it's not a duplicate
if (aw.AssetWorkflowUserList.Any(awfu => awfu.UserId == wfu.UserId))
{
continue;
}
// Set-up the asset workflow user
AssetWorkflowUser awu = AssetWorkflowUser.New();
awu.AssetWorkflowId = aw.AssetWorkflowId.GetValueOrDefault();
awu.UserId = wfu.UserId;
awu.Position = position + 1;
awu.AssetWorkflowUserStatus = AssetWorkflowUserStatus.Waiting;
awu.CreateDate = DateTime.Now;
awu.LastUpdate = DateTime.Now;
// Save the workflow user to the DB
AssetWorkflowUser.Update(awu);
// Add the user to the workflow
aw.AssetWorkflowUserList.Add(awu);
}
if (AssetSubmittedToWorkflow != null)
{
AssetSubmittedToWorkflow(null, new AssetEventArgs(asset));
}
// Now notify the next user. First get them
AssetWorkflowUser nextUserInWorkflow = aw.AssetWorkflowUserList[0];
// The send notification
NotifyUser(nextUserInWorkflow);
}