public static bool DeleteContact(ConstantContactCredential credential, Contact contact)
{
var request = WebRequest.Create(contact.Link) as HttpWebRequest;
if (request == null)
{
throw new WebException("Failed to create WebRequest");
}
request.Credentials = credential;
request.Method = "DELETE";
request.ContentType = "application/atom+xml"; // "application/x-www-form-urlencoded";
// Get response
using (var webResponse = request.GetResponse() as HttpWebResponse)
{
if (webResponse != null)
{
if (webResponse.StatusCode != HttpStatusCode.OK)
throw new WebException(webResponse.StatusDescription);
return (webResponse.StatusCode == HttpStatusCode.OK);
}
}
return false;
}
public static Contact GetContactByEmail(ConstantContactCredential credential, String email)
{
const String uriFormat = "{0}/ws/customers/{1}/contacts?email={2}";
var requestUri = new Uri(String.Format(uriFormat,
Constants.ApiEndpoint, credential.CustomerUserName, email));
IEnumerable<Contact> contacts = GetContacts(credential, requestUri);
return (contacts.Count() > 0) ? contacts.First() : null;
}
protected static IEnumerable<Contact> GetContacts(ConstantContactCredential credential, Uri requestUri)
{
var request = WebRequest.Create(requestUri) as HttpWebRequest;
if (request == null)
{
throw new WebException("Failed to create WebRequest");
}
request.Credentials = credential;
request.Method = "GET";
request.ContentType = "application/atom+xml";
var contacts = new List<Contact>();
// Get response
using (var webResponse = request.GetResponse() as HttpWebResponse)
{
if (webResponse == null)
{
throw new WebException("Failed to create WebRequest");
}
// Get the response stream
XmlReader xmlReader = XmlReader.Create(webResponse.GetResponseStream());
if (webResponse.StatusCode != HttpStatusCode.OK)
throw new WebException(webResponse.StatusDescription);
var atomResponse = new Atom10FeedFormatter();
if (atomResponse.CanRead(xmlReader))
{
atomResponse.ReadFrom(xmlReader);
foreach (SyndicationItem item in atomResponse.Feed.Items)
{
contacts.Add(new ContactContent(item).Contact);
}
}
}
return contacts;
}
public static void UpdateContact(ConstantContactCredential credential, Contact contact)
{
var uri = new Uri(String.Format("{0}{1}", Constants.ApiEndpoint, contact.Link));
PutContact(credential, uri, contact);
}
public static void CreateContact(ConstantContactCredential credential, Contact contact)
{
const String uriFormat = "{0}/ws/customers/{1}/contacts";
var uri = new Uri(String.Format(uriFormat, Constants.ApiEndpoint, credential.CustomerUserName));
PostContact(credential, uri, contact);
}
public static Contact GetContactByUri(ConstantContactCredential credential, Uri uri)
{
return GetContacts(credential, uri).First();
}
public static IEnumerable<Contact> GetContacts(ConstantContactCredential credential)
{
const String uriFormat = "{0}/ws/customers/{1}/contacts";
var requestUri = new Uri(String.Format(uriFormat, Constants.ApiEndpoint, credential.CustomerUserName));
return GetContacts(credential, requestUri);
}
protected static HttpStatusCode SendContact(
ConstantContactCredential credential, Uri uri, String method, Contact contact)
{
var request = WebRequest.Create(uri) as HttpWebRequest;
if (request == null)
{
throw new WebException("Failed to create WebRequest");
}
request.Credentials = credential;
request.Headers.Add("Authorization", String.Format("Basic {0}",
Convert.ToBase64String(Encoding.ASCII.GetBytes(credential.Password))));
request.Method = method;
request.ContentType = "application/atom+xml"; // "application/x-www-form-urlencoded";
var contactItem = new SyndicationItem
{
Id = (contact.Id != null) ? contact.Id.ToString() : "data:,none",
Content = new ContactContent(contact)
};
contactItem.Authors.Add(new SyndicationPerson(typeof(ContactsCollection).FullName));
contactItem.Summary = new TextSyndicationContent("Contact");
var atomFormatter = new Atom10ItemFormatter(contactItem);
using (var memoryStream = new MemoryStream())
{
var writerSettings = new XmlWriterSettings
{
Indent = true,
IndentChars = " ",
OmitXmlDeclaration = true,
Encoding = new UTF8Encoding(false),
};
var xmlWriter = XmlWriter.Create(memoryStream, writerSettings);
if (xmlWriter == null)
throw new XmlException("Failed to create XmlWriter");
atomFormatter.WriteTo(xmlWriter);
xmlWriter.Flush();
memoryStream.Seek(0, SeekOrigin.Begin);
byte[] data = memoryStream.ToArray();
memoryStream.Close();
Debug.WriteLine(Encoding.UTF8.GetString(data));
// Set the content length in the request headers
request.ContentLength = data.Length;
// Write data
using (var postStream = request.GetRequestStream())
{
if (data.Length > int.MaxValue)
{
throw new InvalidDataException(
String.Format("Contact content length exceeds {0} bytes", int.MaxValue));
}
postStream.Write(data, 0, data.Length);
}
}
// Get response
using (var webResponse = request.GetResponse() as HttpWebResponse)
{
if (webResponse == null)
{
throw new WebException("Failed to get HttpWebResponse");
}
// Get the response stream
using (var reader = new StreamReader(webResponse.GetResponseStream()))
{
var response = reader.ReadToEnd();
Debug.WriteLine(response);
}
return webResponse.StatusCode;
}
}
protected static void PutContact(ConstantContactCredential credential, Uri uri, Contact contact)
{
var statusCode = SendContact(credential, uri, "PUT", contact);
if (statusCode != HttpStatusCode.NoContent)
throw new WebException(statusCode.ToString());
}
protected static void PostContact(ConstantContactCredential credential, Uri uri, Contact contact)
{
var statusCode = SendContact(credential, uri, "POST", contact);
if (!((statusCode == HttpStatusCode.Created) ||
(statusCode != HttpStatusCode.OK)))
{
throw new WebException(statusCode.ToString());
}
}
