Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / Net / System / Net / Mail / ContentDisposition.cs / 1 / ContentDisposition.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Net.Mime { using System; using System.Collections; using System.Collections.Specialized; using System.IO; using System.Text; using System.Globalization; using System.Net.Mail; public class ContentDisposition { string dispositionType; TrackingStringDictionary parameters; bool isChanged; bool isPersisted; string disposition; public ContentDisposition() { isChanged = true; disposition = "attachment"; ParseValue(); } ////// ctor. /// /// Unparsed header value. public ContentDisposition(string disposition) { if (disposition == null) throw new ArgumentNullException("disposition"); isChanged = true; this.disposition = disposition; ParseValue(); } ////// Gets the disposition type of the content. /// public string DispositionType { get { return dispositionType; } set { if (value == null) { throw new ArgumentNullException("value"); } if (value == string.Empty) { throw new ArgumentException(SR.GetString(SR.net_emptystringset), "value"); } isChanged = true; dispositionType = value; } } public StringDictionary Parameters { get { if (parameters == null) { parameters = new TrackingStringDictionary(); } return parameters; } } ////// Gets the value of the Filename parameter. /// public string FileName { get { return Parameters["filename"]; } set { if (value == null || value == string.Empty) { Parameters.Remove("filename"); } else{ Parameters["filename"] = value; } } } ////// Gets the value of the Creation-Date parameter. /// public DateTime CreationDate { get { string dtValue = Parameters["creation-date"]; if (dtValue == null) return DateTime.MinValue; int i = 0; return MailBnfHelper.ReadDateTime(dtValue, ref i); } set { Parameters["creation-date"] = MailBnfHelper.GetDateTimeString(value, null); } } ////// Gets the value of the Modification-Date parameter. /// public DateTime ModificationDate { get { string dtValue = Parameters["modification-date"]; if (dtValue == null) return DateTime.MinValue; int i = 0; return MailBnfHelper.ReadDateTime(dtValue, ref i); } set { Parameters["modification-date"] = MailBnfHelper.GetDateTimeString(value, null); } } public bool Inline { get { return (dispositionType == DispositionTypeNames.Inline); } set { isChanged = true; if (value) { dispositionType = DispositionTypeNames.Inline; } else { dispositionType = DispositionTypeNames.Attachment; } } } ////// Gets the value of the Read-Date parameter. /// public DateTime ReadDate { get { string dtValue = Parameters["read-date"]; if (dtValue == null) return DateTime.MinValue; int i = 0; return MailBnfHelper.ReadDateTime(dtValue, ref i); } set { Parameters["read-date"] = MailBnfHelper.GetDateTimeString(value, null); } } ////// Gets the value of the Size parameter (-1 if unspecified). /// public long Size { get { string sizeValue = Parameters["size"]; if (sizeValue == null) return -1; else return long.Parse(sizeValue, CultureInfo.InvariantCulture); } set { Parameters["size"] = value.ToString(CultureInfo.InvariantCulture); } } internal void Set(string contentDisposition, HeaderCollection headers) { //we don't set ischanged because persistence was already handled //via the headers. disposition = contentDisposition; ParseValue(); headers.InternalSet(MailHeaderInfo.GetString(MailHeaderID.ContentDisposition), ToString()); isPersisted = true; } internal void PersistIfNeeded(HeaderCollection headers, bool forcePersist) { if (IsChanged || !isPersisted || forcePersist) { headers.InternalSet(MailHeaderInfo.GetString(MailHeaderID.ContentDisposition), ToString()); isPersisted = true; } } internal bool IsChanged { get { return (isChanged || parameters != null && parameters.IsChanged); } } public override string ToString() { if (disposition == null || isChanged || parameters != null && parameters.IsChanged) { StringBuilder builder = new StringBuilder(); builder.Append(dispositionType); foreach (string key in Parameters.Keys) { builder.Append("; "); builder.Append(key); builder.Append('='); MailBnfHelper.GetTokenOrQuotedString(parameters[key], builder); } disposition = builder.ToString(); isChanged = false; parameters.IsChanged = false; isPersisted = false; } return disposition; } public override bool Equals(object rparam) { if (rparam == null) { return false; } return (String.Compare(ToString(), rparam.ToString(), StringComparison.OrdinalIgnoreCase ) == 0); } public override int GetHashCode(){ return ToString().GetHashCode(); } void ParseValue() { int offset = 0; parameters = new TrackingStringDictionary(); Exception exception = null; try{ dispositionType = MailBnfHelper.ReadToken(disposition, ref offset, null); if(dispositionType == null || dispositionType.Length == 0){ exception = new FormatException(SR.GetString(SR.MailHeaderFieldInvalidCharacter)); } if (exception == null) { while (MailBnfHelper.SkipCFWS(disposition, ref offset)) { if (disposition[offset++] != ';') exception = new FormatException(SR.GetString(SR.MailHeaderFieldInvalidCharacter)); if (!MailBnfHelper.SkipCFWS(disposition, ref offset)) break; string paramAttribute = MailBnfHelper.ReadParameterAttribute(disposition, ref offset, null); string paramValue; if (disposition[offset++] != '='){ exception = new FormatException(SR.GetString(SR.MailHeaderFieldMalformedHeader)); break; } if (!MailBnfHelper.SkipCFWS(disposition, ref offset)) paramValue = string.Empty; else if (disposition[offset] == '"') paramValue = MailBnfHelper.ReadQuotedString(disposition, ref offset, null); else paramValue = MailBnfHelper.ReadToken(disposition, ref offset, null); if(paramAttribute == null || paramValue == null || paramAttribute.Length == 0 || paramValue.Length == 0){ exception = new FormatException(SR.GetString(SR.ContentDispositionInvalid)); break; } //validate date-time strings if(String.Compare(paramAttribute,"creation-date",StringComparison.OrdinalIgnoreCase) == 0 || String.Compare(paramAttribute,"modification-date",StringComparison.OrdinalIgnoreCase) == 0 || String.Compare(paramAttribute,"read-date",StringComparison.OrdinalIgnoreCase) == 0 ){ int i = 0; MailBnfHelper.ReadDateTime(paramValue, ref i); } parameters.Add(paramAttribute, paramValue); } } } catch(FormatException){ throw new FormatException(SR.GetString(SR.ContentDispositionInvalid)); } if (exception != null) { throw exception; } parameters.IsChanged = false; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Net.Mime { using System; using System.Collections; using System.Collections.Specialized; using System.IO; using System.Text; using System.Globalization; using System.Net.Mail; public class ContentDisposition { string dispositionType; TrackingStringDictionary parameters; bool isChanged; bool isPersisted; string disposition; public ContentDisposition() { isChanged = true; disposition = "attachment"; ParseValue(); } ////// ctor. /// /// Unparsed header value. public ContentDisposition(string disposition) { if (disposition == null) throw new ArgumentNullException("disposition"); isChanged = true; this.disposition = disposition; ParseValue(); } ////// Gets the disposition type of the content. /// public string DispositionType { get { return dispositionType; } set { if (value == null) { throw new ArgumentNullException("value"); } if (value == string.Empty) { throw new ArgumentException(SR.GetString(SR.net_emptystringset), "value"); } isChanged = true; dispositionType = value; } } public StringDictionary Parameters { get { if (parameters == null) { parameters = new TrackingStringDictionary(); } return parameters; } } ////// Gets the value of the Filename parameter. /// public string FileName { get { return Parameters["filename"]; } set { if (value == null || value == string.Empty) { Parameters.Remove("filename"); } else{ Parameters["filename"] = value; } } } ////// Gets the value of the Creation-Date parameter. /// public DateTime CreationDate { get { string dtValue = Parameters["creation-date"]; if (dtValue == null) return DateTime.MinValue; int i = 0; return MailBnfHelper.ReadDateTime(dtValue, ref i); } set { Parameters["creation-date"] = MailBnfHelper.GetDateTimeString(value, null); } } ////// Gets the value of the Modification-Date parameter. /// public DateTime ModificationDate { get { string dtValue = Parameters["modification-date"]; if (dtValue == null) return DateTime.MinValue; int i = 0; return MailBnfHelper.ReadDateTime(dtValue, ref i); } set { Parameters["modification-date"] = MailBnfHelper.GetDateTimeString(value, null); } } public bool Inline { get { return (dispositionType == DispositionTypeNames.Inline); } set { isChanged = true; if (value) { dispositionType = DispositionTypeNames.Inline; } else { dispositionType = DispositionTypeNames.Attachment; } } } ////// Gets the value of the Read-Date parameter. /// public DateTime ReadDate { get { string dtValue = Parameters["read-date"]; if (dtValue == null) return DateTime.MinValue; int i = 0; return MailBnfHelper.ReadDateTime(dtValue, ref i); } set { Parameters["read-date"] = MailBnfHelper.GetDateTimeString(value, null); } } ////// Gets the value of the Size parameter (-1 if unspecified). /// public long Size { get { string sizeValue = Parameters["size"]; if (sizeValue == null) return -1; else return long.Parse(sizeValue, CultureInfo.InvariantCulture); } set { Parameters["size"] = value.ToString(CultureInfo.InvariantCulture); } } internal void Set(string contentDisposition, HeaderCollection headers) { //we don't set ischanged because persistence was already handled //via the headers. disposition = contentDisposition; ParseValue(); headers.InternalSet(MailHeaderInfo.GetString(MailHeaderID.ContentDisposition), ToString()); isPersisted = true; } internal void PersistIfNeeded(HeaderCollection headers, bool forcePersist) { if (IsChanged || !isPersisted || forcePersist) { headers.InternalSet(MailHeaderInfo.GetString(MailHeaderID.ContentDisposition), ToString()); isPersisted = true; } } internal bool IsChanged { get { return (isChanged || parameters != null && parameters.IsChanged); } } public override string ToString() { if (disposition == null || isChanged || parameters != null && parameters.IsChanged) { StringBuilder builder = new StringBuilder(); builder.Append(dispositionType); foreach (string key in Parameters.Keys) { builder.Append("; "); builder.Append(key); builder.Append('='); MailBnfHelper.GetTokenOrQuotedString(parameters[key], builder); } disposition = builder.ToString(); isChanged = false; parameters.IsChanged = false; isPersisted = false; } return disposition; } public override bool Equals(object rparam) { if (rparam == null) { return false; } return (String.Compare(ToString(), rparam.ToString(), StringComparison.OrdinalIgnoreCase ) == 0); } public override int GetHashCode(){ return ToString().GetHashCode(); } void ParseValue() { int offset = 0; parameters = new TrackingStringDictionary(); Exception exception = null; try{ dispositionType = MailBnfHelper.ReadToken(disposition, ref offset, null); if(dispositionType == null || dispositionType.Length == 0){ exception = new FormatException(SR.GetString(SR.MailHeaderFieldInvalidCharacter)); } if (exception == null) { while (MailBnfHelper.SkipCFWS(disposition, ref offset)) { if (disposition[offset++] != ';') exception = new FormatException(SR.GetString(SR.MailHeaderFieldInvalidCharacter)); if (!MailBnfHelper.SkipCFWS(disposition, ref offset)) break; string paramAttribute = MailBnfHelper.ReadParameterAttribute(disposition, ref offset, null); string paramValue; if (disposition[offset++] != '='){ exception = new FormatException(SR.GetString(SR.MailHeaderFieldMalformedHeader)); break; } if (!MailBnfHelper.SkipCFWS(disposition, ref offset)) paramValue = string.Empty; else if (disposition[offset] == '"') paramValue = MailBnfHelper.ReadQuotedString(disposition, ref offset, null); else paramValue = MailBnfHelper.ReadToken(disposition, ref offset, null); if(paramAttribute == null || paramValue == null || paramAttribute.Length == 0 || paramValue.Length == 0){ exception = new FormatException(SR.GetString(SR.ContentDispositionInvalid)); break; } //validate date-time strings if(String.Compare(paramAttribute,"creation-date",StringComparison.OrdinalIgnoreCase) == 0 || String.Compare(paramAttribute,"modification-date",StringComparison.OrdinalIgnoreCase) == 0 || String.Compare(paramAttribute,"read-date",StringComparison.OrdinalIgnoreCase) == 0 ){ int i = 0; MailBnfHelper.ReadDateTime(paramValue, ref i); } parameters.Add(paramAttribute, paramValue); } } } catch(FormatException){ throw new FormatException(SR.GetString(SR.ContentDispositionInvalid)); } if (exception != null) { throw exception; } parameters.IsChanged = false; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- SortDescription.cs
- WebRequest.cs
- CodeAttachEventStatement.cs
- ValuePatternIdentifiers.cs
- Mouse.cs
- DateTimeSerializationSection.cs
- MissingSatelliteAssemblyException.cs
- ZipFileInfoCollection.cs
- ProxyHelper.cs
- ImageMap.cs
- EntitySet.cs
- Container.cs
- RightsController.cs
- RIPEMD160Managed.cs
- TrustVersion.cs
- GorillaCodec.cs
- WinCategoryAttribute.cs
- DbModificationClause.cs
- ColorAnimation.cs
- GridLengthConverter.cs
- TransportChannelFactory.cs
- PasswordRecoveryDesigner.cs
- XsltFunctions.cs
- BitmapEffect.cs
- JoinElimination.cs
- WindowsImpersonationContext.cs
- Rectangle.cs
- ChtmlTextWriter.cs
- ProcessModule.cs
- HTTPNotFoundHandler.cs
- VerticalAlignConverter.cs
- SkipStoryboardToFill.cs
- DataFormat.cs
- AlphabeticalEnumConverter.cs
- figurelength.cs
- WindowsUpDown.cs
- IDataContractSurrogate.cs
- CompensatableSequenceActivity.cs
- InkCanvasAutomationPeer.cs
- ObjectSet.cs
- PopupEventArgs.cs
- ManagementBaseObject.cs
- RouteParametersHelper.cs
- GPPOINT.cs
- Thumb.cs
- GatewayDefinition.cs
- GridViewDeletedEventArgs.cs
- AppModelKnownContentFactory.cs
- ProtocolsSection.cs
- XXXInfos.cs
- XamlGridLengthSerializer.cs
- ThreadSafeList.cs
- BinaryFormatterSinks.cs
- LocationUpdates.cs
- LinkLabel.cs
- DependencyObject.cs
- DodSequenceMerge.cs
- HostingMessageProperty.cs
- ListViewItemSelectionChangedEvent.cs
- JsonReader.cs
- TargetFrameworkAttribute.cs
- XmlNamespaceDeclarationsAttribute.cs
- EditorPart.cs
- x509utils.cs
- PropertyEmitter.cs
- Msmq4SubqueuePoisonHandler.cs
- KeyTime.cs
- MediaSystem.cs
- StylusButtonCollection.cs
- RawMouseInputReport.cs
- WhitespaceRule.cs
- DBConnectionString.cs
- FunctionQuery.cs
- MethodBuilderInstantiation.cs
- ColorBlend.cs
- ConfigurationLocation.cs
- LoadMessageLogger.cs
- RTLAwareMessageBox.cs
- messageonlyhwndwrapper.cs
- DoubleUtil.cs
- WebPartCatalogAddVerb.cs
- NavigationWindow.cs
- AccessorTable.cs
- TileBrush.cs
- NegotiateStream.cs
- PageStatePersister.cs
- SerialReceived.cs
- TreeNodeBindingCollection.cs
- BitmapEffect.cs
- DoubleMinMaxAggregationOperator.cs
- Win32Exception.cs
- WebBrowsableAttribute.cs
- CompiledRegexRunner.cs
- AncestorChangedEventArgs.cs
- CompilationRelaxations.cs
- ResourceExpressionBuilder.cs
- BaseInfoTable.cs
- XamlReader.cs
- BaseDataBoundControlDesigner.cs
- GuidelineSet.cs