public ServerResponse Modify()
{
ServerResponse response = null;
try
{
User user = UserManager.Instance.FindUserByID(this.userid);
LinkOwner results = null;
try
{
results = user.ModifySubscription(modifiedKeywords);
if (results != null)
{
response = new ServerResponse(user.id, Response.Success);
response.AddOwnerToResponse(results);
}
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
throw ex;
}
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
response = new ServerResponse(userid, Response.ServerError);
}
return(response);
}
public LinkOwner CreateEntry(IHtmlResults newUpdate, ObjectId userid)
{
try
{
HtmlRecord record = Database.Instance.htmlCollection.FindOneAs <HtmlRecord>(Query.EQ("url", newUpdate.domain.AbsoluteUri));
LinkOwner ownerResult = null;
if (record == null)
{
record = new HtmlRecord(newUpdate.domain);
ownerResult = record.AddResults(newUpdate, userid);
Database.Instance.htmlCollection.Save(record, WriteConcern.Acknowledged);
jobSchedule.AddNewJob(record.id, record.timeStamp);
processJobs.Set();
}
else
{
ownerResult = record.AddResults(newUpdate, userid);
Database.Instance.htmlCollection.Save(record, WriteConcern.Acknowledged);
}
return(ownerResult);
}
catch (MongoWriteConcernException ex)
{
Console.WriteLine(ex.ToString());
// TODO: stop potential stack overflow exception
return(CreateEntry(newUpdate, userid));
}
}
public ServerResponse AddLink()
{
ServerResponse response = null;
try
{
User user = UserManager.Instance.FindUserByID(userid);
LinkOwner results = null;
try
{
results = user.AddTextUpdate(url, htmlTags, innerText);
if (results != null)
{
UserManager.Instance.SaveUser(user);
response = new ServerResponse(user.id, Response.LinkAdded);
response.AddOwnerToResponse(results);
}
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
response = new ServerResponse(userid, Response.LinkAlreadyExist);
}
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
response = new ServerResponse(userid, Response.ServerError);
}
return(response);
}
public void UpdateResults(LinkOwner userResults, ObjectId itemid)
{
if (links.ContainsKey(itemid))
{
links[itemid] = userResults;
}
else
{
throw new Exception();
}
}
public LinkOwner ModifySubscription(LinkOwner modifiedResults)
{
if (links.ContainsKey(modifiedResults.resultsid))
{
LinkOwner linkOwner = DataManager.Instance.ModifyOwnership(modifiedResults);
links[modifiedResults.resultsid] = linkOwner;
return(linkOwner);
}
else
{
throw new Exception();
}
}
public LinkOwner ManualRequest(LinkOwner owner)
{
try
{
IMongoQuery query = Query.EQ("results.k", owner.resultsid);
HtmlRecord record = Database.Instance.htmlCollection.FindOne(query);
return(record.results[owner.resultsid].RetrieveResults(owner.userid));
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
throw ex;
}
}
public SyncData RetrieveData()
{
SyncData response = null;
try
{
LinkOwner results = DataManager.Instance.ManualRequest(linkOwner);
response = new SyncData(userid, results);
}
catch (Exception ex)
{
response = new SyncData(userid, null);
throw ex;
}
return(response);
}
// User is unsubscribing altogether
public void RemoveResultsOwner(LinkOwner entryToRemove)
{
try
{
HtmlRecord record = RetrieveEntryById(entryToRemove.resultsid);
record.RemoveResultsOwner(entryToRemove);
Database.Instance.htmlCollection.Save(record, WriteConcern.Acknowledged);
}
catch (MongoWriteConcernException ex)
{
Console.WriteLine(ex.ToString());
throw ex;
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
throw ex;
}
}
// replicates CreateEntry in the event of record duplication during a parallel "Save"
//
/*public LinkOwner ModifyHtmlResults(IHtmlResults modifiedEntry, LinkOwner owner)
* {
* try
* {
* HtmlRecord record = Database.Instance.htmlCollection.FindOneAs<HtmlRecord>(Query.EQ("url", modifiedEntry.domain.AbsoluteUri));
* LinkOwner ownerResult = record.ModifyResults(modifiedEntry, owner);
*
* Database.Instance.htmlCollection.Save(record, WriteConcern.Acknowledged);
* return ownerResult;
* }
* catch(MongoWriteConcernException ex)
* {
* Console.WriteLine(ex.ToString());
* throw ex;
* }
* catch(Exception ex)
* {
* Console.WriteLine(ex.ToString());
* throw ex;
* }
* }*/
/*public bool Edit(HtmlRecord record)
* {
* var result = Database.Instance.htmlCollection.FindAndModify(Query.And(Query.EQ("url", record.domain.AbsoluteUri),
* Query.EQ("Version", record.version)),
* null,
* Update.Set("_id", record.id)
* .Set("url", record.url)
* .Set("domain", record.domain.ToBson())
* .Set("timeStamp", record.timeStamp)
* .Set("results", record.results.ToBson())
* .Set("serverResponse", record.serverResponse)
* .Inc("version", 1));
* return result.ModifiedDocument != null;
* }*/
public LinkOwner ModifyOwnership(LinkOwner newOwnerResults)
{
try
{
HtmlRecord record = RetrieveEntryById(newOwnerResults.resultsid);
LinkOwner linkOwner = record.ModifyOwner(newOwnerResults);
Database.Instance.htmlCollection.Save(record, WriteConcern.Acknowledged);
return(linkOwner);
}
catch (MongoWriteConcernException ex)
{
Console.WriteLine(ex.ToString());
throw ex;
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
throw ex;
}
}
public void AddOwnerToResponse(LinkOwner owner)
{
this.owner = owner;
}
public SyncData(ObjectId id, LinkOwner results)
{
userid = id;
userData = results;
}
