internal static void DeleteFile(this IAssociateFile resource)
{
if (string.IsNullOrWhiteSpace(resource.FileName))
{
return;
}
var path = GetServerPath(resource);
DeleteFile(path, resource.FileName);
}
public static string GetServerPath(this IAssociateFile assocFile)
{
const string activityPath = @"App_Data\TeachingResources\{0}\{1}.zip";
const string scenarioResourcePath = @"App_Data\Scenarios\{0}.zip";
const string prereadingPath = @"App_Data\PreReading\{0}.zip";
//if (string.IsNullOrEmpty(assocFile.FileName)) { return null; }
Type t = System.Data.Entity.Core.Objects.ObjectContext.GetObjectType(assocFile.GetType()); //cover for dynamic proxies
string returnVar;
switch (t.Name)
{
case nameof(Activity):
var a = (Activity)assocFile;
returnVar = string.Format(activityPath, a.CourseActivityId, a.FileName);
break;
case nameof(ActivityDto):
var ad = (ActivityDto)assocFile;
returnVar = string.Format(activityPath, ad.CourseActivityId, ad.FileName);
break;
case nameof(ScenarioResource):
var s = (ScenarioResource)assocFile;
returnVar = string.Format(scenarioResourcePath, s.ScenarioId);
break;
case nameof(ScenarioResourceDto):
var sd = (ScenarioResourceDto)assocFile;
returnVar = string.Format(scenarioResourcePath, sd.ScenarioId);
break;
case nameof(Room):
case nameof(RoomDto):
returnVar = @"Content\images\roomMaps\" + assocFile.Id + Path.GetExtension(assocFile.FileName);
break;
case nameof(Institution):
case nameof(InstitutionDto):
returnVar = @"Content\images\institutions\" + assocFile.Id + Path.GetExtension(assocFile.FileName);
break;
case nameof(CourseType):
case nameof(CourseTypeDto):
returnVar = @"App_Data\Templates\Certificates\"
+ (string.IsNullOrEmpty(assocFile.FileName)
? "Generic Certificate Template.pptx"
: assocFile.Id + Path.GetExtension(assocFile.FileName));
break;
case nameof(CandidatePrereading):
var c = (CandidatePrereading)assocFile;
returnVar = string.Format(prereadingPath, c.CourseTypeId);
break;
case nameof(CandidatePrereadingDto):
var cd = (CandidatePrereadingDto)assocFile;
returnVar = string.Format(prereadingPath, cd.CourseTypeId);
break;
default:
throw new ArgumentException("unhandled type");
}
return(HttpRuntime.AppDomainAppPath + returnVar);
}
