/// <summary>
/// Gets all subscribed people for a certain newsletter.
/// </summary>
/// <param name="ReportId">The Report Id.</param>
/// <returns>An int array of PersonId.</returns>
public int[] GetSubscribersForNewsletterFeed(int newsletterFeedId)
{
Dictionary <int, bool> hash = new Dictionary <int, bool>();
// First, we get the newsletter feed we're working with.
BasicNewsletterFeed newsletterFeed = GetNewsletterFeed(newsletterFeedId);
if (newsletterFeed.DefaultSubscribed)
{
// Since the default is to subscribe to this report for this organization, we
// must first get all the PersonIds that are members of the associated org, and
// set their subscription to true. We will later follow up with the individual
// overrides to get the final list.
// Note that the individual preferences may have people not in the organization,
// and so the final list may include subscribers that are nonmembers.
BasicOrganization[] orgTree = GetOrganizationTree(newsletterFeed.OrganizationId);
List <int> organizationIds = new List <int>();
foreach (BasicOrganization org in orgTree)
{
organizationIds.Add(org.Identity);
}
int[] personIds = GetMembersForOrganizations(organizationIds.ToArray());
foreach (int personId in personIds)
{
hash[personId] = true;
}
}
// Now, go over each individual preference for this newsletter.
using (DbConnection connection = GetMySqlDbConnection())
{
connection.Open();
DbCommand command =
GetDbCommand(
"SELECT PersonId,Subscribed FROM NewsletterSubscriptions WHERE NewsletterFeedId=" +
newsletterFeedId.ToString(), connection);
using (DbDataReader reader = command.ExecuteReader())
{
while (reader.Read())
{
int personId = reader.GetInt32(0);
bool subscribed = reader.GetBoolean(1);
if (personId > 0)
{
hash[personId] = subscribed;
}
}
}
}
// Finally, assemble the result. We have a hash table where all the ints that are true should
// go into the final result.
List <int> result = new List <int>();
foreach (int key in hash.Keys)
{
if (hash[key])
{
result.Add(key);
}
}
return(result.ToArray());
}
public static NewsletterFeed FromBasic(BasicNewsletterFeed basic)
{
return(new NewsletterFeed(basic));
}
public BasicNewsletterFeed(BasicNewsletterFeed original)
: this(original.NewsletterFeedId, original.OrganizationId, original.DefaultSubscribed, original.Name)
{
}
private NewsletterFeed(BasicNewsletterFeed basic)
: base(basic)
{
}