private bool SendFundraiserDataImpl(int threadId, Fundraiser fundraiser)
{
bool result = true;
bool sendData = true;
String pageId = fundraiser.Id;
// Check to see if we've sent the data for this fundraiser in the past,
// if we have then don't bother sending it if it hasn't changed
if (m_lastSent.ContainsKey(threadId))
{
if (m_lastSent[threadId].Equals(fundraiser))
{
sendData = false;
}
}
if (sendData)
{
// Lock the fundraiser before sending it - we don't want the storage controller changing it
// when it's in the middle of being dispatched to output.
lock (fundraiser.ReadWriteLock)
{
result = m_outputter.SendFundraiser(fundraiser);
}
if (result)
{
Fundraiser lastSent = new Fundraiser(pageId);
lastSent.CopyDetails(fundraiser);
if (m_lastSent.ContainsKey(threadId))
{
m_lastSent[threadId] = lastSent;
}
else
{
m_lastSent.Add(threadId, lastSent);
}
}
}
return result;
}
/// <summary>
/// Sends the supplied fundraiser data to the JustGiving rainmeter skin.
/// </summary>
/// <param name="fundraiser">The fundraiser to send.</param>
/// <returns>Whether the operation succeeded.</returns>
public override bool SendFundraiser(Fundraiser fundraiser)
{
bool result = true;
m_rainmeterDir = ConfigController.GetRainmeterDir();
// Set all the variables in the rainmeter skin for this fundraiser
try
{
// The rainmeter skin can display a limited number of characters, if the name goes over this then truncate it
String name = fundraiser.Name;
if (name.Length > MAX_PAGE_NAME_LENGTH)
{
name = name.Substring(0, MAX_PAGE_NAME_LENGTH - 3) + "...";
}
SetRainmeterVariable("fundRaiserName", name);
if (fundraiser.FundingTarget != null)
{
SetRainmeterVariable("fundingTarget", fundraiser.FundingTarget.ToString());
}
else
{
SetRainmeterVariable("fundingTarget", String.Empty);
}
SetRainmeterVariable("currentFunding", Decimal.Parse(fundraiser.CurrentFunding).ToString("#.##"));
SetRainmeterVariable("currencySymbol", fundraiser.CurrencySymbol);
SetRainmeterVariable("endDate", fundraiser.EndDate.ToString("dd/MM/yyyy"));
for (int i = 0; i < fundraiser.Donations.Count; i++)
{
Donation donation = fundraiser.Donations[i];
String dateVarName = String.Format("donation{0}Date", i + 1);
String nameVarName = String.Format("donation{0}Name", i + 1);
String valueVarName = String.Format("donation{0}Value", i + 1);
if (donation.Date != null)
{
SetRainmeterVariable(dateVarName, ((DateTime)donation.Date).ToString("dd/MM/yyyy"));
}
else
{
SetRainmeterVariable(dateVarName, String.Empty);
}
// The rainmeter skin can display a limited number of characters, if the donator's name goes over this then truncate it
String donatorName = donation.Name;
if (donatorName.Length > MAX_DONATOR_NAME_LENGTH)
{
name = name.Substring(0, MAX_DONATOR_NAME_LENGTH - 3) + "...";
}
SetRainmeterVariable(nameVarName, donatorName);
if (donation.Value != null)
{
// The rainmeter skin requires us to add the currency symbol to the start of the donation amount.
Decimal value = (Decimal)donation.Value;
String valueString = String.Format("{0}{1}", fundraiser.CurrencySymbol, value.ToString("F"));
SetRainmeterVariable(valueVarName, valueString);
}
else
{
SetRainmeterVariable(valueVarName, String.Empty);
}
}
}
catch (Exception e)
{
// There's been an error setting one of the variables.
result = false;
}
return result;
}
public static bool SendFundraiserData(int threadId, Fundraiser fundraiser)
{
return Instance.SendFundraiserDataImpl(threadId, fundraiser);
}
private void AddFundraiserImpl(Fundraiser newFundraiser)
{
m_fundraisers.Add(newFundraiser.Id, newFundraiser);
}
public static void AddFundraiser(Fundraiser newFundraiser)
{
Instance.AddFundraiserImpl(newFundraiser);
}
public void CopyDetails(Fundraiser newFundraiser)
{
// Check that these are actually the same fundraising page
if (Id == newFundraiser.Id)
{
Name = newFundraiser.Name;
FundingTarget = newFundraiser.FundingTarget;
CurrentFunding = newFundraiser.CurrentFunding;
CurrencySymbol = newFundraiser.CurrencySymbol;
EndDate = newFundraiser.EndDate;
Donations = newFundraiser.Donations;
}
else
{
throw new InvalidOperationException("Invalid fundraiser ID - ID of the new page must match the existing ID.");
}
}
// Entry point for threads which periodically poll for a fundraiser's details.
public static void EntryPoint(object threadId)
{
int threadIdInt = (int)threadId;
// Create the API client
JustGivingClient client = new JustGivingClient("9cce4750");
// Enter the loop which polls the API periodically
while (true)
{
// Get the page ID from the config controller based on this thread's thread ID
String pageId = ConfigController.GetPageIds()[threadIdInt];
int pollingPeriod = ConfigController.GetApiPollingPeriod();
// Get the page
FundraisingPage page = client.Page.Retrieve(pageId);
if (page != null)
{
// Get the information we need and put it in to our model
string id = pageId;
string name = page.PageTitle;
decimal? fundingTarget = page.TargetAmount;
string currentFunding = page.TotalRaised;
string currencySymbol = page.CurrencySymbol;
DateTime endDate = page.PageExpiryDate;
List<Model.Donation> recentDonations = new List<Model.Donation>();
// Get the donations with a separate API call
FundraisingPageDonations pageDonations = client.Page.RetrieveDonationsForPage(pageId);
List<FundraisingPageDonation> donations = pageDonations.Donations;
for (int i = 0; i < donations.Count && i < MAX_RECENT_DONATIONS; i++)
{
FundraisingPageDonation donation = donations[i];
DateTime? date = donation.DonationDate;
string donator = donation.DonorDisplayName;
decimal? value = donation.Amount;
Model.Donation newDonation = new Model.Donation(date, donator, value);
recentDonations.Add(newDonation);
}
Fundraiser fundraiser = new Fundraiser(id,
name,
fundingTarget,
currentFunding,
currencySymbol,
endDate,
recentDonations);
// Check to see whether the storage controller currently has this fundraiser stored
Fundraiser existingFundraiser = DataStorageController.GetFundraiser(pageId);
if (existingFundraiser == null)
{
// It doesn't exist yet, so just add it
DataStorageController.AddFundraiser(fundraiser);
}
else
{
// There's an existing item, lock it and then copy over the new details
lock (existingFundraiser.ReadWriteLock)
{
existingFundraiser.CopyDetails(fundraiser);
}
}
}
Thread.Sleep(pollingPeriod);
}
}
/// <summary> /// Sends fundraiser data to an external application /// </summary> /// <param name="fundraiser">The fundraiser to send</param> /// <returns>Whether the operation succeeded.</returns> public abstract bool SendFundraiser(Fundraiser fundraiser);