protected override List<ExportError> ExportConversationAttachments(IConversation conversation, string exportFilename, out IAttachmentExportLocator exportLocator)
{
List<ExportError> exportErrors = new List<ExportError>();
string exportBasePath = Path.GetDirectoryName(exportFilename);
AttachmentExportLocator attachmentExportLocator = new AttachmentExportLocator(exportBasePath);
string attachmentDirectoryPath = null;
bool exportedVideoAttachment = false;
bool exportedAudioAttachment = false;
foreach (IConversationMessage message in conversation)
{
if (!message.HasAttachments())
{
continue;
}
if (attachmentDirectoryPath == null)
{
string attachmentDirectoryName = GenerateAttachmentExportDirectoryName(exportFilename);
attachmentDirectoryPath = Path.Combine(exportBasePath, attachmentDirectoryName);
attachmentDirectoryPath = FileCreator.CreateNewDirectoryWithRenameAttempts(attachmentDirectoryPath, _exportFileSystem, MaxRenameAttempts);
}
foreach (IMessageAttachment attachment in message.Attachments)
{
try
{
string exportedPath = ExportMessageAttachment(attachment, attachmentDirectoryPath);
attachmentExportLocator.AddAttachmentExportLocation(attachment, exportedPath);
if (attachment.Type == AttachmentType.Video)
{
exportedVideoAttachment = true;
}
else if (attachment.Type == AttachmentType.Audio)
{
exportedAudioAttachment = true;
}
}
catch (Exception ex)
{
exportErrors.Add(new ExportError(conversation, ex));
}
}
}
if (exportedVideoAttachment)
{
string videoIconPath = PlaceVideoIconFile(attachmentDirectoryPath);
attachmentExportLocator.AddFileExportLocation(VideoIconOutputFilename, videoIconPath);
}
if (exportedAudioAttachment)
{
string audioIconPath = PlaceAudioIconFile(attachmentDirectoryPath);
attachmentExportLocator.AddFileExportLocation(AudioIconOutputFilename, audioIconPath);
}
exportLocator = attachmentExportLocator;
return exportErrors;
}
private List <ExportError> DoConversationTextExport(IConversation conversation, IDisplayOptionsReadOnly displayOptions, string exportFilename, IAttachmentExportLocator exportLocator)
{
List <ExportError> exportErrors = new List <ExportError>();
string finalExportFilename;
try
{
using (Stream exportFileStream = FileCreator.CreateNewFileWithRenameAttempts(exportFilename, _exportFileSystem, MaxRenameAttempts, out finalExportFilename))
{
using (StreamWriter exportStreamWriter = new StreamWriter(exportFileStream, Encoding.UTF8))
{
WriteHeader(exportStreamWriter, conversation);
WriteConversationContents(exportStreamWriter, conversation, displayOptions, exportLocator);
WriteFooter(exportStreamWriter);
}
}
}
catch (Exception ex)
{
exportErrors.Add(new ExportError(conversation, ex));
}
return(exportErrors);
}
private List <ExportError> DoAttachmentExport(IConversation conversation, IDisplayOptionsReadOnly displayOptions, string exportFilename, out IAttachmentExportLocator exportLocator)
{
List <ExportError> exportErrors;
if (displayOptions.LoadMmsAttachments)
{
exportErrors = ExportConversationAttachments(conversation, exportFilename, out exportLocator);
}
else
{
exportErrors = new List <ExportError>();
exportLocator = new AttachmentExportLocator(null);
}
return(exportErrors);
}
protected abstract IConversationRenderer GetRenderer(IConversation conversation, IDisplayOptionsReadOnly displayOptions, IAttachmentExportLocator attachmentExportLocator);
protected abstract List <ExportError> ExportConversationAttachments(IConversation conversation, string exportFilename, out IAttachmentExportLocator exportLocator);
protected void WriteConversationContents(StreamWriter writer, IConversation conversation, IDisplayOptionsReadOnly displayOptions, IAttachmentExportLocator attachmentExportLocator)
{
IConversationRenderer renderer = GetRenderer(conversation, displayOptions, attachmentExportLocator);
while (renderer.HasUnprocessedMessages)
{
const int RenderBufferSize = 5000;
string exportableString = renderer.RenderMessagesAsString(RenderBufferSize);
writer.Write(exportableString);
}
}
public ConversationRendererHtml(IDisplayOptionsReadOnly displayOptions, IConversation conversation, IAttachmentExportLocator attachmentExportLocator)
: base(displayOptions, conversation)
{
_attachmentExportLocator = attachmentExportLocator;
}
protected override IConversationRenderer GetRenderer(IConversation conversation, IDisplayOptionsReadOnly displayOptions, IAttachmentExportLocator attachmentExportLocator)
{
return new ConversationRendererHtml(displayOptions, conversation, attachmentExportLocator);
}
private List<ExportError> DoConversationTextExport(IConversation conversation, IDisplayOptionsReadOnly displayOptions, string exportFilename, IAttachmentExportLocator exportLocator)
{
List<ExportError> exportErrors = new List<ExportError>();
string finalExportFilename;
try
{
using (Stream exportFileStream = FileCreator.CreateNewFileWithRenameAttempts(exportFilename, _exportFileSystem, MaxRenameAttempts, out finalExportFilename))
{
using (StreamWriter exportStreamWriter = new StreamWriter(exportFileStream, Encoding.UTF8))
{
WriteHeader(exportStreamWriter, conversation);
WriteConversationContents(exportStreamWriter, conversation, displayOptions, exportLocator);
WriteFooter(exportStreamWriter);
}
}
}
catch (Exception ex)
{
exportErrors.Add(new ExportError(conversation, ex));
}
return exportErrors;
}
private List<ExportError> DoAttachmentExport(IConversation conversation, IDisplayOptionsReadOnly displayOptions, string exportFilename, out IAttachmentExportLocator exportLocator)
{
List<ExportError> exportErrors;
if (displayOptions.LoadMmsAttachments)
{
exportErrors = ExportConversationAttachments(conversation, exportFilename, out exportLocator);
}
else
{
exportErrors = new List<ExportError>();
exportLocator = new AttachmentExportLocator(null);
}
return exportErrors;
}
protected void WriteConversationContents(StreamWriter writer, IConversation conversation, IDisplayOptionsReadOnly displayOptions, IAttachmentExportLocator attachmentExportLocator)
{
IConversationRenderer renderer = GetRenderer(conversation, displayOptions, attachmentExportLocator);
while (renderer.HasUnprocessedMessages)
{
const int RenderBufferSize = 5000;
string exportableString = renderer.RenderMessagesAsString(RenderBufferSize);
writer.Write(exportableString);
}
}
protected abstract IConversationRenderer GetRenderer(IConversation conversation, IDisplayOptionsReadOnly displayOptions, IAttachmentExportLocator attachmentExportLocator);
protected abstract List<ExportError> ExportConversationAttachments(IConversation conversation, string exportFilename, out IAttachmentExportLocator exportLocator);
protected override IConversationRenderer GetRenderer(IConversation conversation, IDisplayOptionsReadOnly displayOptions, IAttachmentExportLocator attachmentExportLocator)
{
return(new ConversationRendererHtml(displayOptions, conversation, attachmentExportLocator));
}
public ConversationRendererHtml(IDisplayOptionsReadOnly displayOptions, IConversation conversation, IAttachmentExportLocator attachmentExportLocator)
: base(displayOptions, conversation)
{
_attachmentExportLocator = attachmentExportLocator;
}
protected override List <ExportError> ExportConversationAttachments(IConversation conversation, string exportFilename, out IAttachmentExportLocator exportLocator)
{
List <ExportError> exportErrors = new List <ExportError>();
string exportBasePath = Path.GetDirectoryName(exportFilename);
AttachmentExportLocator attachmentExportLocator = new AttachmentExportLocator(exportBasePath);
string attachmentDirectoryPath = null;
bool exportedVideoAttachment = false;
bool exportedAudioAttachment = false;
foreach (IConversationMessage message in conversation)
{
if (!message.HasAttachments())
{
continue;
}
if (attachmentDirectoryPath == null)
{
string attachmentDirectoryName = GenerateAttachmentExportDirectoryName(exportFilename);
attachmentDirectoryPath = Path.Combine(exportBasePath, attachmentDirectoryName);
attachmentDirectoryPath = FileCreator.CreateNewDirectoryWithRenameAttempts(attachmentDirectoryPath, _exportFileSystem, MaxRenameAttempts);
}
foreach (IMessageAttachment attachment in message.Attachments)
{
try
{
string exportedPath = ExportMessageAttachment(attachment, attachmentDirectoryPath);
attachmentExportLocator.AddAttachmentExportLocation(attachment, exportedPath);
if (attachment.Type == AttachmentType.Video)
{
exportedVideoAttachment = true;
}
else if (attachment.Type == AttachmentType.Audio)
{
exportedAudioAttachment = true;
}
}
catch (Exception ex)
{
exportErrors.Add(new ExportError(conversation, ex));
}
}
}
if (exportedVideoAttachment)
{
string videoIconPath = PlaceVideoIconFile(attachmentDirectoryPath);
attachmentExportLocator.AddFileExportLocation(VideoIconOutputFilename, videoIconPath);
}
if (exportedAudioAttachment)
{
string audioIconPath = PlaceAudioIconFile(attachmentDirectoryPath);
attachmentExportLocator.AddFileExportLocation(AudioIconOutputFilename, audioIconPath);
}
exportLocator = attachmentExportLocator;
return(exportErrors);
}
protected override List <ExportError> ExportConversationAttachments(IConversation conversation, string attachmentExportDirectory, out IAttachmentExportLocator exportLocator)
{
exportLocator = new AttachmentExportLocator(null);
return(new List <ExportError>());
}
