public override string DoBeforePublishUploadWork(IFileUploadContext uploadContext)
{
FileAttachSettings attachSettings = new FileAttachSettings(uploadContext.Settings);
if (attachSettings.AttachmentFileName == null)
{
string fileName = uploadContext.FormatFileName(CleanUploadFilename(uploadContext.PreferredFileName));
CalculateUploadVariables(fileName, attachSettings);
}
return(attachSettings.AttachmentUrl);
}
private void CalculateUploadVariables(string fileName, FileAttachSettings attachSettings)
{
fileName = FileHelper.GetValidAnsiFileName(fileName, fileName.Length);
//calculate the ListService endpoint based on the API URL. Note that the postAPI URL format
//changed between M1 and M2, so we need try to calculate the API URL using both formats.
//TODO: Once we ship final and the M1 timebomb expires, we should drop the M1 check.
Match match = M1_postApiUrlRegex.Match(UrlHelper.SafeToAbsoluteUri(_postApiUrl));
if (match.Success && match.Groups[1].Success && match.Groups[2].Success)
{
attachSettings.BaseUrl = match.Groups[1].Value;
attachSettings.BlogUrlPart = match.Groups[2].Value;
}
else
{
match = M2_postApiUrlRegex.Match(UrlHelper.SafeToAbsoluteUri(_postApiUrl));
if (match.Success && match.Groups[1].Success)
{
attachSettings.BaseUrl = match.Groups[1].Value;
attachSettings.BlogUrlPart = String.Empty;
}
}
int fileNameIndex = fileName.LastIndexOf('/');
if (fileNameIndex != -1)
{
attachSettings.AttachmentFileName = fileName.Substring(fileNameIndex + 1);
}
else
{
attachSettings.AttachmentFileName = fileName;
}
attachSettings.AttachmentUrl = String.Format(CultureInfo.InvariantCulture, "{0}{1}/_attach/{2}", attachSettings.BaseUrl, attachSettings.BlogUrlPart, attachSettings.AttachmentFileName);
string uploadUrl = String.Format(CultureInfo.InvariantCulture, "{0}{1}/_vti_bin/lists.asmx", attachSettings.BaseUrl, attachSettings.BlogUrlPart);
attachSettings.UploadServiceUrl = uploadUrl;
return;
}
public override void DoAfterPublishUploadWork(IFileUploadContext uploadContext)
{
FileAttachSettings attachSettings = new FileAttachSettings(uploadContext.Settings);
if (attachSettings.AttachmentFileName == null)
{
CalculateUploadVariables(uploadContext.FormatFileName(uploadContext.PreferredFileName), attachSettings);
}
string listGuid = SharepointBlogIdToListGuid(uploadContext.BlogId);
if (listGuid != null)
{
SharePointListsService listsServicesharePointLists = new SharePointListsService(attachSettings.UploadServiceUrl);
listsServicesharePointLists.Credentials = GetHttpCredentials();
//The AddAttachment() call will throw an error if the attachment already exists, so we need to delete
//the attachment first (if it exists). To delete the attachment, we must construct the attachment URL
//that is typically generated internally by the server.
//Sample URL: http://sharepoint/sites/writer/b2/blog/Lists/Posts/Attachments/13/Sunset_thumb1.jpg
string attachDeleteUrl = String.Format(CultureInfo.InvariantCulture, "{0}{1}/Lists/Posts/Attachments/{2}/{3}", attachSettings.BaseUrl, attachSettings.BlogUrlPart, uploadContext.PostId, attachSettings.AttachmentFileName);
try
{
listsServicesharePointLists.DeleteAttachment(listGuid, uploadContext.PostId, attachDeleteUrl);
}
catch (Exception) {}
//Add the attachment
using (Stream fileContents = uploadContext.GetContents())
listsServicesharePointLists.AddAttachment(listGuid, uploadContext.PostId, attachSettings.AttachmentFileName, Convert.ToBase64String(StreamHelper.AsBytes(fileContents)));
uploadContext.Settings.SetString(uploadContext.PostId, FILE_ALREADY_UPLOADED);
return;
}
throw new BlogClientFileUploadNotSupportedException();
}
private void CalculateUploadVariables(string fileName, FileAttachSettings attachSettings)
{
fileName = FileHelper.GetValidAnsiFileName(fileName, fileName.Length);
//calculate the ListService endpoint based on the API URL. Note that the postAPI URL format
//changed between M1 and M2, so we need try to calculate the API URL using both formats.
//TODO: Once we ship final and the M1 timebomb expires, we should drop the M1 check.
Match match = M1_postApiUrlRegex.Match(UrlHelper.SafeToAbsoluteUri(_postApiUrl));
if (match.Success && match.Groups[1].Success && match.Groups[2].Success)
{
attachSettings.BaseUrl = match.Groups[1].Value;
attachSettings.BlogUrlPart = match.Groups[2].Value;
}
else
{
match = M2_postApiUrlRegex.Match(UrlHelper.SafeToAbsoluteUri(_postApiUrl));
if (match.Success && match.Groups[1].Success)
{
attachSettings.BaseUrl = match.Groups[1].Value;
attachSettings.BlogUrlPart = String.Empty;
}
}
int fileNameIndex = fileName.LastIndexOf('/');
if (fileNameIndex != -1)
attachSettings.AttachmentFileName = fileName.Substring(fileNameIndex + 1);
else
attachSettings.AttachmentFileName = fileName;
attachSettings.AttachmentUrl = String.Format(CultureInfo.InvariantCulture, "{0}{1}/_attach/{2}", attachSettings.BaseUrl, attachSettings.BlogUrlPart, attachSettings.AttachmentFileName);
string uploadUrl = String.Format(CultureInfo.InvariantCulture, "{0}{1}/_vti_bin/lists.asmx", attachSettings.BaseUrl, attachSettings.BlogUrlPart);
attachSettings.UploadServiceUrl = uploadUrl;
return;
}
public override void DoAfterPublishUploadWork(IFileUploadContext uploadContext)
{
FileAttachSettings attachSettings = new FileAttachSettings(uploadContext.Settings);
if (attachSettings.AttachmentFileName == null)
{
CalculateUploadVariables(uploadContext.FormatFileName(uploadContext.PreferredFileName), attachSettings);
}
string listGuid = SharepointBlogIdToListGuid(uploadContext.BlogId);
if (listGuid != null)
{
SharePointListsService listsServicesharePointLists = new SharePointListsService(attachSettings.UploadServiceUrl);
listsServicesharePointLists.Credentials = GetHttpCredentials();
//The AddAttachment() call will throw an error if the attachment already exists, so we need to delete
//the attachment first (if it exists). To delete the attachment, we must construct the attachment URL
//that is typically generated internally by the server.
//Sample URL: http://sharepoint/sites/writer/b2/blog/Lists/Posts/Attachments/13/Sunset_thumb1.jpg
string attachDeleteUrl = String.Format(CultureInfo.InvariantCulture, "{0}{1}/Lists/Posts/Attachments/{2}/{3}", attachSettings.BaseUrl, attachSettings.BlogUrlPart, uploadContext.PostId, attachSettings.AttachmentFileName);
try
{
listsServicesharePointLists.DeleteAttachment(listGuid, uploadContext.PostId, attachDeleteUrl);
}
catch (Exception) { }
//Add the attachment
using (Stream fileContents = uploadContext.GetContents())
listsServicesharePointLists.AddAttachment(listGuid, uploadContext.PostId, attachSettings.AttachmentFileName, Convert.ToBase64String(StreamHelper.AsBytes(fileContents)));
uploadContext.Settings.SetString(uploadContext.PostId, FILE_ALREADY_UPLOADED);
return;
}
throw new BlogClientFileUploadNotSupportedException();
}
public override string DoBeforePublishUploadWork(IFileUploadContext uploadContext)
{
FileAttachSettings attachSettings = new FileAttachSettings(uploadContext.Settings);
if (attachSettings.AttachmentFileName == null)
{
string fileName = uploadContext.FormatFileName(CleanUploadFilename(uploadContext.PreferredFileName));
CalculateUploadVariables(fileName, attachSettings);
}
return attachSettings.AttachmentUrl;
}
