好的,到目前为止,我得到的关于这个主题的最好信息是在这个线程上: EWS-API-Create-Calendar-and-Share-with-reviewer-permissions .我试着在那个线程上问这个问题,但实际上我把它作为答案发布了,所以它被管理员删除了(我的错!)
免责声明:我是一名系统管理员,从事贸易和开发工作...所以请原谅任何术语的误用或措辞上的混淆。
此外,我在这里使用 C# 工作,仅供引用。
我已经阅读了 Microsoft 的消息协议(protocol)规范并了解需要在消息项上创建某些扩展属性才能正确创建共享邀请对象我从上面提到的帖子中了解到,我可以创建具有扩展属性的消息对象(SetExtendedProperty(extprop,value)
确切地说)。我知道我必须使用 new ExtendedProperty()
手动创建我正在设置的扩展属性,并在每个属性上填充正确的父 GUID、HexID 和数据类型。据我所知,这或多或少是一种“解决方法”,因为 API 中没有内置共享对象管理功能...
但是我遇到了一个障碍,需要一些说明......
我想手动创建共享邀请(通过客户端,“用户”方式),然后附加到发送邀请的用户的“已发送邮件”框中的消息。我想枚举与构建类似对象所需的相关的所有可能属性,以便我可以将其用作模板并将我的对象属性与原始邀请进行比较。我可以很好地接收消息并找到许多属性,但不是任何“特殊”属性。我能发现的唯一区分邮件项目的是它是 IPM.Sharing
项目类,并且它有 sharing_metadata.xml
附件。
但我现在假设我们可以通过使用扩展属性通过 API 创建共享邀请是否正确,这并不一定意味着我们可以通过 API 读取这些属性?
我尝试枚举扩展属性的所有操作似乎都不起作用,并且总是不返回任何内容,而是返回一组扩展属性。也许我做的不对,但我想在花费无数更多时间尝试实现不可能的事情之前提出这个问题。
因此,如果我不能正确枚举扩展属性,是否可以使用 ExFolders
或 MFCMAPI
之类的东西来获取这些属性???
有什么想法/建议/批评吗?
谢谢!
更新:
这是我正在尝试为用户日历文件夹创建共享邀请的功能...我已经评论了我卡住的地方以及我没有完全解决的问题:
public void CreateCalendarSharingRequest(string folderID, string owner, string sharedToUser)
{
// LOAD OUR CUSTOM PROPERTIES
Guid PropertySetSharing = new Guid("{00062040-0000-0000-C000-000000000046}");
Guid PropertySetInternetHeaders = new Guid("{00020386-0000-0000-C000-000000000046}");
// Sharing Properties
ExtendedPropertyDefinition PidLidSharingProviderGuid = new ExtendedPropertyDefinition(PropertySetSharing, 0x8A01, MapiPropertyType.CLSID);
ExtendedPropertyDefinition PidLidSharingProvidorName = new ExtendedPropertyDefinition(PropertySetSharing, 0x8A02, MapiPropertyType.String);
ExtendedPropertyDefinition PidLidSharingFlavor = new ExtendedPropertyDefinition(PropertySetSharing, 0x8A18, MapiPropertyType.Integer);
ExtendedPropertyDefinition PidLidSharingRemoteStoreUid = new ExtendedPropertyDefinition(PropertySetSharing, 0x8A48, MapiPropertyType.String);
ExtendedPropertyDefinition PidLidSharingRemoteUid = new ExtendedPropertyDefinition(PropertySetSharing, 0x8A06, MapiPropertyType.String);
ExtendedPropertyDefinition PidTagMessageClass = new ExtendedPropertyDefinition(0x001A, MapiPropertyType.String);
ExtendedPropertyDefinition PidTagNormalizedSubject = new ExtendedPropertyDefinition(0x0E1D, MapiPropertyType.String);
ExtendedPropertyDefinition PidTagSubjectPrefix = new ExtendedPropertyDefinition(0x003D, MapiPropertyType.String);
ExtendedPropertyDefinition PidLidSharingCapabilities = new ExtendedPropertyDefinition(PropertySetSharing, 0x8A17, MapiPropertyType.Integer);
ExtendedPropertyDefinition PidLidSharingInitiatorEntryId = new ExtendedPropertyDefinition(PropertySetSharing, 0x8A09, MapiPropertyType.Binary);
ExtendedPropertyDefinition PidLidSharingConfigurationUrl = new ExtendedPropertyDefinition(PropertySetSharing, 0x8A24, MapiPropertyType.String);
ExtendedPropertyDefinition PidLidSharingInitiatorName = new ExtendedPropertyDefinition(PropertySetSharing, 0x8A07, MapiPropertyType.String);
ExtendedPropertyDefinition PidLidSharingInitiatorSMTP = new ExtendedPropertyDefinition(PropertySetSharing, 0x8A08, MapiPropertyType.String);
ExtendedPropertyDefinition PidLidSharingLocalType = new ExtendedPropertyDefinition(PropertySetSharing, 0x8A14, MapiPropertyType.String);
ExtendedPropertyDefinition PidLidSharingRemoteType = new ExtendedPropertyDefinition(PropertySetSharing, 0x8A1D, MapiPropertyType.String);
ExtendedPropertyDefinition PidLidSharingRemoteName = new ExtendedPropertyDefinition(PropertySetSharing, 0x8A05, MapiPropertyType.String);
// Internet Header Properties
ExtendedPropertyDefinition PidNameContentClass = new ExtendedPropertyDefinition(PropertySetInternetHeaders, "Content-Class", MapiPropertyType.String);
ExtendedPropertyDefinition PidNameXSharingCapabilities = new ExtendedPropertyDefinition(PropertySetInternetHeaders, "X-Sharing-Capabilities", MapiPropertyType.String);
ExtendedPropertyDefinition PidNameXSharingConfigUrl = new ExtendedPropertyDefinition(PropertySetInternetHeaders, "X-Sharing-Config-Url", MapiPropertyType.String);
ExtendedPropertyDefinition PidNameXSharingFlavor = new ExtendedPropertyDefinition(PropertySetInternetHeaders, "X-Sharing-Flavor", MapiPropertyType.String);
ExtendedPropertyDefinition PidNameXSharingLocalType = new ExtendedPropertyDefinition(PropertySetInternetHeaders, "X-Sharing-Local-Type", MapiPropertyType.String);
ExtendedPropertyDefinition PidNameXSharingRemoteName = new ExtendedPropertyDefinition(PropertySetInternetHeaders, "X-Sharing-Remote-Name", MapiPropertyType.String);
ExtendedPropertyDefinition PidNameXSharingRemoteStoreUid = new ExtendedPropertyDefinition(PropertySetInternetHeaders, "X-Sharing-Remote-Store-Uid", MapiPropertyType.String);
ExtendedPropertyDefinition PidNameXSharingRemoteType = new ExtendedPropertyDefinition(PropertySetInternetHeaders, "X-Sharing-Remote-Type", MapiPropertyType.String);
ExtendedPropertyDefinition PidNameXSharingRemoteUid = new ExtendedPropertyDefinition(PropertySetInternetHeaders, "X-Sharing-Remote-Uid", MapiPropertyType.String);
ExtendedPropertyDefinition PidNameXSharingProviderGuid = new ExtendedPropertyDefinition(PropertySetInternetHeaders, "X-Sharing-Provider-Guid", MapiPropertyType.String);
ExtendedPropertyDefinition PidNameXSharingProviderName = new ExtendedPropertyDefinition(PropertySetInternetHeaders, "X-Sharing-Provider-Name", MapiPropertyType.String);
// Bind to the web services and currently selected folder
// Get the current list of delegates for this folder
ExchangeService service = GetExchangeService();
// Create a new message
EmailMessage invitationRequest = new EmailMessage(service);
invitationRequest.Subject = "I'd like to share my calendar with you";
invitationRequest.Body = "Send by Exchange Administrator on behalf of user";
invitationRequest.From = GetSMTPAddress(owner);
invitationRequest.ItemClass = "IPM.Sharing";
invitationRequest.SetExtendedProperty(PidNameContentClass, "Sharing");
invitationRequest.SetExtendedProperty(PidTagMessageClass, "IPM.Sharing");
invitationRequest.SetExtendedProperty(PidLidSharingFlavor,0x20310); /* Indicates Invitation for a special folder */
invitationRequest.SetExtendedProperty(PidNameXSharingFlavor, "20310"); /* Text representation of SharingFlavor value */
invitationRequest.SetExtendedProperty(PidLidSharingProviderGuid, PropertySetSharing.ToString());
invitationRequest.SetExtendedProperty(PidNameXSharingProviderGuid, PropertySetSharing.ToString());
invitationRequest.SetExtendedProperty(PidLidSharingCapabilities, 0x40290); /* value for Special Folders */
invitationRequest.SetExtendedProperty(PidNameXSharingCapabilities, "40290"); /* Test representation of SharingCapabilities value */
// THIS IS WHERE IM STUCK - I understand how to set some of the properties like above, but then
// it starts needing the entryID properties for the folder being shared, etc...and I'm not entirely
// sure which properties I have to set and how many can/will be autopopulated by the transport provider
// All i wanna do is send an invite message for sharing the calendar folder from one user to another!
// Add recipient info
//invitationRequest.ToRecipients.Add(sharedToUser);
//invitationRequest.SendAndSaveCopy();
}
最佳答案
好吧,我想通了...但这并不容易。如果您对我如何获得通过 Exchange 2010 的 EWS API 1.2 发送的共享邀请感兴趣,您可以阅读相关内容 here
关于c# - EWS : Calendar Sharing Invitation and Extended Properties,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/9958535/