/// <summary>
/// Initializes a new instance of the <see cref="MimeKit.MimeEntity"/> class.
/// </summary>
/// <param name="entity">Information used by the constructor.</param>
/// <remarks>
/// Custom <see cref="MimeEntity"/> subclasses MUST implement this constructor
/// in order to register it using <see cref="MimeEntity.Register"/>.
/// </remarks>
protected MimeEntity(MimeEntityConstructorInfo entity)
{
if (entity == null)
{
throw new ArgumentNullException("entity");
}
Headers = new HeaderList(entity.ParserOptions);
ContentType = entity.ContentType;
ContentType.Changed += ContentTypeChanged;
Headers.Changed += HeadersChanged;
IsInitializing = true;
foreach (var header in entity.Headers)
{
if (entity.IsTopLevel && !header.Field.StartsWith("Content-", StringComparison.OrdinalIgnoreCase))
{
continue;
}
Headers.Add(header);
}
IsInitializing = false;
}
/// <summary>
/// Initializes a new instance of the <see cref="MimeKit.MimeEntity"/> class
/// based on the <see cref="MimeEntityConstructorInfo"/>.
/// </summary>
/// <remarks>
/// Custom <see cref="MimeEntity"/> subclasses MUST implement this constructor
/// in order to register it using <see cref="ParserOptions.RegisterMimeType"/>.
/// </remarks>
/// <param name="entity">Information used by the constructor.</param>
protected MimeEntity (MimeEntityConstructorInfo entity)
{
if (entity == null)
throw new ArgumentNullException ("entity");
Headers = new HeaderList (entity.ParserOptions);
ContentType = entity.ContentType;
ContentType.Changed += ContentTypeChanged;
Headers.Changed += HeadersChanged;
foreach (var header in entity.Headers) {
if (entity.IsTopLevel && !header.Field.StartsWith ("Content-", StringComparison.OrdinalIgnoreCase))
continue;
Headers.Add (header);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="MimeKit.Multipart"/> class.
/// </summary>
/// <param name="entity">Information used by the constructor.</param>
public Multipart(MimeEntityConstructorInfo entity) : base(entity)
{
children = new List <MimeEntity> ();
}
/// <summary>
/// Initializes a new instance of the <see cref="MimeKit.MessagePartial"/> class.
/// </summary>
/// <remarks>This constructor is used by <see cref="MimeKit.MimeParser"/>.</remarks>
/// <param name="entity">Information used by the constructor.</param>
public MessagePartial(MimeEntityConstructorInfo entity)
: base(entity)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="MimeKit.TextPart"/> class.
/// </summary>
/// <remarks>This constructor is used by <see cref="MimeKit.MimeParser"/>.</remarks>
/// <param name="entity">Information used by the constructor.</param>
public TextPart (MimeEntityConstructorInfo entity) : base (entity)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="MimeKit.MimePart"/> class.
/// </summary>
/// <param name="entity">Information used by the constructor.</param>
public MimePart(MimeEntityConstructorInfo entity) : base(entity)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="MimeKit.MessagePartial"/> class.
/// </summary>
/// <remarks>This constructor is used by <see cref="MimeKit.MimeParser"/>.</remarks>
/// <param name="entity">Information used by the constructor.</param>
public MessagePartial(MimeEntityConstructorInfo entity) : base(entity)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="MimeKit.MultipartRelated"/> class.
/// </summary>
/// <remarks>This constructor is used by <see cref="MimeKit.MimeParser"/>.</remarks>
/// <param name="entity">Information used by the constructor.</param>
public MultipartRelated(MimeEntityConstructorInfo entity) : base(entity)
{
}
internal MimeEntity CreateEntity(ContentType contentType, IEnumerable <Header> headers, bool toplevel)
{
var entity = new MimeEntityConstructorInfo(this, contentType, headers, toplevel);
var subtype = contentType.MediaSubtype.ToLowerInvariant();
var type = contentType.MediaType.ToLowerInvariant();
if (mimeTypes.Count > 0)
{
var mimeType = string.Format("{0}/{1}", type, subtype);
ConstructorInfo ctor;
if (mimeTypes.TryGetValue(mimeType, out ctor))
{
return((MimeEntity)ctor.Invoke(new object[] { entity }));
}
}
if (type == "message")
{
if (subtype == "partial")
{
return(new MessagePartial(entity));
}
return(new MessagePart(entity));
}
if (type == "multipart")
{
#if !__MIMEKIT_LITE__
if (subtype == "encrypted")
{
return(new MultipartEncrypted(entity));
}
if (subtype == "signed")
{
return(new MultipartSigned(entity));
}
#endif
return(new Multipart(entity));
}
#if !__MIMEKIT_LITE__
if (type == "application")
{
switch (subtype)
{
case "x-pkcs7-signature":
case "pkcs7-signature":
return(new ApplicationPkcs7Signature(entity));
case "x-pgp-encrypted":
case "pgp-encrypted":
return(new ApplicationPgpEncrypted(entity));
case "x-pgp-signature":
case "pgp-signature":
return(new ApplicationPgpSignature(entity));
case "x-pkcs7-mime":
case "pkcs7-mime":
return(new ApplicationPkcs7Mime(entity));
}
}
#endif
if (type == "text")
{
return(new TextPart(entity));
}
return(new MimePart(entity));
}
/// <summary>
/// Initializes a new instance of the <see cref="MimeKit.MultipartRelated"/> class.
/// </summary>
/// <remarks>This constructor is used by <see cref="MimeKit.MimeParser"/>.</remarks>
/// <param name="entity">Information used by the constructor.</param>
public MultipartRelated (MimeEntityConstructorInfo entity) : base (entity)
{
}
internal static MimeEntity Create(ParserOptions options, ContentType ctype, IEnumerable<Header> headers, bool toplevel)
{
var entity = new MimeEntityConstructorInfo (options, ctype, headers, toplevel);
var subtype = ctype.MediaSubtype.ToLowerInvariant ();
var type = ctype.MediaType.ToLowerInvariant ();
if (CustomMimeTypes.Count > 0) {
var mimeType = string.Format ("{0}/{1}", type, subtype);
lock (CustomMimeTypes) {
ConstructorInfo ctor;
if (CustomMimeTypes.TryGetValue (mimeType, out ctor))
return (MimeEntity) ctor.Invoke (new object[] { entity });
}
}
if (type == "message") {
if (subtype == "partial")
return new MessagePartial (entity);
return new MessagePart (entity);
}
if (type == "multipart") {
if (subtype == "encrypted")
return new MultipartEncrypted (entity);
if (subtype == "signed")
return new MultipartSigned (entity);
return new Multipart (entity);
}
if (type == "application") {
switch (subtype) {
case "x-pkcs7-signature":
case "pkcs7-signature":
return new ApplicationPkcs7Signature (entity);
case "x-pgp-encrypted":
case "pgp-encrypted":
return new ApplicationPgpEncrypted (entity);
case "x-pgp-signature":
case "pgp-signature":
return new ApplicationPgpSignature (entity);
case "x-pkcs7-mime":
case "pkcs7-mime":
return new ApplicationPkcs7Mime (entity);
}
}
if (type == "text")
return new TextPart (entity);
return new MimePart (entity);
}
internal MimeEntity CreateEntity (ContentType contentType, IList<Header> headers, bool toplevel)
{
var entity = new MimeEntityConstructorInfo (this, contentType, headers, toplevel);
var subtype = contentType.MediaSubtype.ToLowerInvariant ();
var type = contentType.MediaType.ToLowerInvariant ();
if (mimeTypes.Count > 0) {
var mimeType = string.Format ("{0}/{1}", type, subtype);
ConstructorInfo ctor;
if (mimeTypes.TryGetValue (mimeType, out ctor))
return (MimeEntity) ctor.Invoke (new object[] { entity });
}
// Note: message/rfc822 and message/partial are not allowed to be encoded according to rfc2046
// (sections 5.2.1 and 5.2.2, respectively). Since some broken clients will encode them anyway,
// it is necessary for us to treat those as opaque blobs instead, and thus the parser should
// parse them as normal MimeParts instead of MessageParts.
//
// Technically message/disposition-notification is only allowed to have use the 7bit encoding
// as well, but since MessageDispositionNotification is a MImePart subclass rather than a
// MessagePart subclass, it means that the content won't be parsed until later and so we can
// actually handle that w/o any problems.
if (type == "message") {
switch (subtype) {
case "disposition-notification":
return new MessageDispositionNotification (entity);
case "partial":
if (!IsEncoded (headers))
return new MessagePartial (entity);
break;
case "external-body":
case "rfc2822":
case "rfc822":
case "news":
if (!IsEncoded (headers))
return new MessagePart (entity);
break;
}
}
if (type == "multipart") {
if (subtype == "related")
return new MultipartRelated (entity);
#if ENABLE_CRYPTO
if (subtype == "encrypted")
return new MultipartEncrypted (entity);
if (subtype == "signed")
return new MultipartSigned (entity);
#endif
return new Multipart (entity);
}
#if ENABLE_CRYPTO
if (type == "application") {
switch (subtype) {
case "x-pkcs7-signature":
case "pkcs7-signature":
return new ApplicationPkcs7Signature (entity);
case "x-pgp-encrypted":
case "pgp-encrypted":
return new ApplicationPgpEncrypted (entity);
case "x-pgp-signature":
case "pgp-signature":
return new ApplicationPgpSignature (entity);
case "x-pkcs7-mime":
case "pkcs7-mime":
return new ApplicationPkcs7Mime (entity);
case "vnd.ms-tnef":
case "ms-tnef":
return new TnefPart (entity);
}
}
#endif
if (type == "text")
return new TextPart (entity);
return new MimePart (entity);
}
internal MimeEntity CreateEntity (ContentType contentType, IEnumerable<Header> headers, bool toplevel)
{
var entity = new MimeEntityConstructorInfo (this, contentType, headers, toplevel);
var subtype = contentType.MediaSubtype.ToLowerInvariant ();
var type = contentType.MediaType.ToLowerInvariant ();
if (mimeTypes.Count > 0) {
var mimeType = string.Format ("{0}/{1}", type, subtype);
ConstructorInfo ctor;
if (mimeTypes.TryGetValue (mimeType, out ctor))
return (MimeEntity) ctor.Invoke (new object[] { entity });
}
if (type == "message") {
if (subtype == "partial")
return new MessagePartial (entity);
return new MessagePart (entity);
}
if (type == "multipart") {
#if ENABLE_CRYPTO
if (subtype == "encrypted")
return new MultipartEncrypted (entity);
if (subtype == "signed")
return new MultipartSigned (entity);
#endif
return new Multipart (entity);
}
#if ENABLE_CRYPTO
if (type == "application") {
switch (subtype) {
case "x-pkcs7-signature":
case "pkcs7-signature":
return new ApplicationPkcs7Signature (entity);
case "x-pgp-encrypted":
case "pgp-encrypted":
return new ApplicationPgpEncrypted (entity);
case "x-pgp-signature":
case "pgp-signature":
return new ApplicationPgpSignature (entity);
case "x-pkcs7-mime":
case "pkcs7-mime":
return new ApplicationPkcs7Mime (entity);
case "vnd.ms-tnef":
case "ms-tnef":
return new TnefPart (entity);
}
}
#endif
if (type == "text")
return new TextPart (entity);
return new MimePart (entity);
}
/// <summary>
/// Initializes a new instance of the <see cref="MimeKit.MessageDispositionNotification"/> class.
/// </summary>
/// <remarks>This constructor is used by <see cref="MimeKit.MimeParser"/>.</remarks>
/// <param name="entity">Information used by the constructor.</param>
public MessageDispositionNotification (MimeEntityConstructorInfo entity) : base (entity)
{
}
internal MimeEntity CreateEntity(ContentType contentType, IList <Header> headers, bool toplevel)
{
var entity = new MimeEntityConstructorInfo(this, contentType, headers, toplevel);
var subtype = contentType.MediaSubtype.ToLowerInvariant();
var type = contentType.MediaType.ToLowerInvariant();
if (mimeTypes.Count > 0)
{
var mimeType = string.Format("{0}/{1}", type, subtype);
ConstructorInfo ctor;
if (mimeTypes.TryGetValue(mimeType, out ctor))
{
return((MimeEntity)ctor.Invoke(new object[] { entity }));
}
}
// Note: message/rfc822 and message/partial are not allowed to be encoded according to rfc2046
// (sections 5.2.1 and 5.2.2, respectively). Since some broken clients will encode them anyway,
// it is necessary for us to treat those as opaque blobs instead, and thus the parser should
// parse them as normal MimeParts instead of MessageParts.
//
// Technically message/disposition-notification is only allowed to have use the 7bit encoding
// as well, but since MessageDispositionNotification is a MImePart subclass rather than a
// MessagePart subclass, it means that the content won't be parsed until later and so we can
// actually handle that w/o any problems.
if (type == "message")
{
switch (subtype)
{
case "disposition-notification":
return(new MessageDispositionNotification(entity));
case "partial":
if (!IsEncoded(headers))
{
return(new MessagePartial(entity));
}
break;
case "external-body":
case "rfc2822":
case "rfc822":
case "news":
if (!IsEncoded(headers))
{
return(new MessagePart(entity));
}
break;
}
}
if (type == "multipart")
{
if (subtype == "related")
{
return(new MultipartRelated(entity));
}
#if ENABLE_CRYPTO
if (subtype == "encrypted")
{
return(new MultipartEncrypted(entity));
}
if (subtype == "signed")
{
return(new MultipartSigned(entity));
}
#endif
return(new Multipart(entity));
}
#if ENABLE_CRYPTO
if (type == "application")
{
switch (subtype)
{
case "x-pkcs7-signature":
case "pkcs7-signature":
return(new ApplicationPkcs7Signature(entity));
case "x-pgp-encrypted":
case "pgp-encrypted":
return(new ApplicationPgpEncrypted(entity));
case "x-pgp-signature":
case "pgp-signature":
return(new ApplicationPgpSignature(entity));
case "x-pkcs7-mime":
case "pkcs7-mime":
return(new ApplicationPkcs7Mime(entity));
case "vnd.ms-tnef":
case "ms-tnef":
return(new TnefPart(entity));
}
}
#endif
if (type == "text")
{
return(new TextPart(entity));
}
return(new MimePart(entity));
}
/// <summary>
/// Initializes a new instance of the <see cref="MimeKit.MessageDispositionNotification"/> class.
/// </summary>
/// <remarks>This constructor is used by <see cref="MimeKit.MimeParser"/>.</remarks>
/// <param name="entity">Information used by the constructor.</param>
public MessageDispositionNotification(MimeEntityConstructorInfo entity) : base(entity)
{
}
