public async Task <bool> DoStepAsync(ContentURI docToCalcURI, ContentURI calcDocURI,
string extensionTypeName, IList <string> urisToAnalyze, IDictionary <string, string> updates,
CancellationToken cancellationToken)
{
bool bIsStepDone = false;
try
{
//extensiontypename (a parameter stored in db) determines
//extension to run
DoStepsHostView hostview = GetDoStepsView(calcDocURI,
extensionTypeName);
if (hostview != null)
{
//these extensions define their own number of steps internally
string sStepNumber = DataHelpers.AddInHelper.GetStepNumber(docToCalcURI);
//use the view to carry out the current step
bIsStepDone = await RunStepAsync(docToCalcURI, calcDocURI, sStepNumber,
hostview, urisToAnalyze, updates, cancellationToken);
}
else
{
docToCalcURI.ErrorMessage = Errors.MakeStandardErrorMsg("CALCULATORS_MISSING_HOST");
}
}
catch (CompositionException x)
{
docToCalcURI.ErrorMessage = x.ToString();
}
return(bIsStepDone);
}
private DoStepsHostView GetDoStepsView(ContentURI uri,
string extensionTypeName)
{
DoStepsHostView hostview = null;
try
{
//directory storing extensions (webproject apppath (c:\Devtreks)
//extension projects use the project's post build event to copy their dlls there
string sExtensionRoot = DataHelpers.AppSettings.GetExtensionsRelPath(uri);
CompositionContainer container
= GetCompositionContainerFromDirectory(sExtensionRoot);
container.ComposeParts(this);
foreach (var calculatorView in calculatorViews)
{
//the export attributes will change in future upgrades
//extensiontypename (a parameter stored in db) determines extension to run
if (calculatorView.Metadata.CONTRACT_TYPE
== CALULATOR_CONTRACT_TYPES.defaultcalculatormanager &&
calculatorView.Metadata.CalculatorsExtensionName.ToLower()
== extensionTypeName.ToLower())
{
hostview = calculatorView.Value;
container.ReleaseExport(calculatorView);
break;
}
}
}
catch (CompositionException cex)
{
uri.ErrorMessage = cex.ToString();
}
return(hostview);
}
private async Task <bool> RunStepAsync(ContentURI docToCalcURI, ContentURI calcDocURI,
string step, DoStepsHostView hostview, IList <string> urisToAnalyze,
IDictionary <string, string> updates, CancellationToken cancellationToken)
{
bool bIsStepDone = false;
//convert DevTreks' base model to the Extensions base model
ExtensionContentURI extDocToCalcURI
= new ExtensionContentURI(docToCalcURI);
//extensions sets html view needed for each step
extDocToCalcURI.URIDataManager.NeedsFullView = false;
extDocToCalcURI.URIDataManager.NeedsSummaryView = false;
ExtensionContentURI extCalcDocURI
= new ExtensionContentURI(calcDocURI);
//always display calculator
extCalcDocURI.URIDataManager.NeedsFullView = true;
//return Task.Run(() =>
//{
// cancellationToken.ThrowIfCancellationRequested();
//}, cancellationToken);
if (calcDocURI.URIDataManager.HostName.ToLower() ==
DataHelpers.AddInHelper.HOSTS.extensioncalculatorsteps.ToString())
{
//compute bound and mostly run synchronously
bIsStepDone = await hostview.RunCalculatorStep(
extDocToCalcURI, extCalcDocURI, step,
urisToAnalyze, updates, cancellationToken);
//set any new general display parameters
docToCalcURI.URIDataManager.NeedsFullView
= extDocToCalcURI.URIDataManager.NeedsFullView;
docToCalcURI.URIDataManager.NeedsSummaryView
= extDocToCalcURI.URIDataManager.NeedsSummaryView;
docToCalcURI.URIDataManager.TempDocSaveMethod
= extDocToCalcURI.URIDataManager.TempDocSaveMethod;
docToCalcURI.ErrorMessage += extDocToCalcURI.ErrorMessage;
}
else if (calcDocURI.URIDataManager.HostName.ToLower() ==
DataHelpers.AddInHelper.HOSTS.extensionanalyzersteps.ToString())
{
//compute bound and mostly run synchronously
bIsStepDone = await hostview.RunAnalyzerStep(
extDocToCalcURI, extCalcDocURI, step,
urisToAnalyze, updates, cancellationToken);
//set any new general display parameters
docToCalcURI.URIDataManager.NeedsFullView
= extDocToCalcURI.URIDataManager.NeedsFullView;
docToCalcURI.URIDataManager.NeedsSummaryView
= extDocToCalcURI.URIDataManager.NeedsSummaryView;
docToCalcURI.URIDataManager.TempDocSaveMethod
= extDocToCalcURI.URIDataManager.TempDocSaveMethod;
docToCalcURI.ErrorMessage += extDocToCalcURI.ErrorMessage;
}
//newly inserted calculators usually set new fileextensiontypes
if (extCalcDocURI.URIFileExtensionType
!= calcDocURI.URIFileExtensionType &&
(!string.IsNullOrEmpty(extCalcDocURI.URIFileExtensionType)) &&
extCalcDocURI.URIFileExtensionType != Constants.NONE)
{
//note: nothing more should be done with this parameter
//linked view authors must manually set this property on
//the LinkedView html form (previously ran unnecessary db updates)
calcDocURI.URIFileExtensionType
= extCalcDocURI.URIFileExtensionType;
}
if (docToCalcURI.ErrorMessage == string.Empty)
{
//set new stylesheet parameters
//note that the sshelper looks for ssname2, which could be passed to it here
IContentRepositoryEF contentRepository
= new DevTreks.Data.SqlRepositories.ContentRepository(docToCalcURI);
//i/o bound and run async
await contentRepository.SetLinkedViewStateAsync(docToCalcURI, docToCalcURI);
contentRepository.Dispose();
}
return(bIsStepDone);
}
