public static string GetPastableHtml(Attachment a, string baseUrl)
{
if (IsGraphicFormat((AttachmentFormat)a.Format))
{
var imgThumbUrl = string.Format("{0}/discsvc.svc/Attachment({1})/$value",
baseUrl, a.Id);
return string.Format("<img src=\"{0}\">", imgThumbUrl);
}
if (a.Format == (int)AttachmentFormat.Youtube)
{
//return
// string.Format(
// "<iframe width=\"640\" height=\"360\" src=\"{0}\" frameborder=\"0\" allowfullscreen></iframe>",
// a.VideoEmbedURL);
return string.Format("<img src=\"{0}\" style=\"max-width:800px\">", a.VideoThumbURL);
}
if (a.Format == (int)AttachmentFormat.Pdf && a.Thumb!=null)
{
var base64img = Convert.ToBase64String(a.Thumb);
return string.Format("<img src=\"data:image/jpeg;base64,{0}\" style=\"max-width:800px\">", base64img);
}
return "";
}
public static YouTubeInfo AttachToYtInfo(Attachment a)
{
YouTubeInfo info = new YouTubeInfo();
info.ThumbNailUrl = a.VideoThumbURL;
info.EmbedUrl = a.VideoEmbedURL;
info.LinkUrl = a.VideoLinkURL;
return info;
}
public static bool IsGraphicFormat(Attachment a)
{
return
a.Format == (int) AttachmentFormat.Bmp ||
a.Format == (int) AttachmentFormat.Jpg ||
a.Format == (int) AttachmentFormat.Png ||
a.Format == (int) AttachmentFormat.PngScreenshot;
}
public static string GetAttachmentLink(Attachment a, string baseUrl, int i)
{
var target = getAttachmentLink(a, baseUrl);
if (a.Format == (int)AttachmentFormat.PngScreenshot)
return string.Format("<a target=\"_blank\" href=\"{0}\">{1}. {2}</a>",target, i, a.Title);
return string.Format("<a target=\"_blank\" href=\"{1}\">{0}. {1}</a>", i, target);
}
public static BitmapSource GetAttachmentBitmap2(Attachment a)
{
switch (a.Format)
{
case (int) AttachmentFormat.Jpg:
case (int) AttachmentFormat.Png:
case (int) AttachmentFormat.Bmp:
case (int) AttachmentFormat.PngScreenshot:
return LoadImageFromBlob(a.MediaData.Data);
}
return null;
}
private void AttachFile(ArgPoint ap, string command)
{
if (_d == null)
return;
Attachment a = new Attachment();
if (AttachmentManager.ProcessAttachCmd(null, AttachCmd.ATTACH_IMG_OR_PDF, ref a) != null)
{
a.Discussion = _d;
a.Person = getFreshPerson();
insertMedia(a);
}
}
private static string GetPastableHtml(Attachment a)
{
var imgThumbUrl = string.Format("http://{0}/discsvc/discsvc.svc/Attachment({1})/$value",
ConfigManager.ServiceServer, a.Id);
if (AttachmentManager.IsGraphicFormat(a))
{
return string.Format("<p>\n <img src=\"{0}\"/> \n</p>\n", imgThumbUrl);
}
else if (a.Format == (int) AttachmentFormat.Youtube)
{
return
string.Format(
"<iframe width=\"640\" height=\"360\" src=\"{0}\" frameborder=\"0\" allowfullscreen></iframe>",
a.VideoEmbedURL);
}
return "";
}
public static string GetPastableHtml(Attachment a, string baseUrl)
{
var imgThumbUrl = string.Format("{0}/discsvc.svc/Attachment({1})/$value",
baseUrl, a.Id);
if (IsGraphicFormat((AttachmentFormat)a.Format))
{
return string.Format("<img src=\"{0}\">", imgThumbUrl);
}
if (a.Format == (int)AttachmentFormat.Youtube)
{
return
string.Format(
"<iframe width=\"640\" height=\"360\" src=\"{0}\" frameborder=\"0\" allowfullscreen></iframe>",
a.VideoEmbedURL);
}
return "";
}
public SOutAttachment(Attachment attachment, bool includeMediaData)
{
Id = attachment.Id;
Name = attachment.Name;
Format = attachment.Format;
VideoThumbURL = attachment.VideoThumbURL;
VideoEmbedURL = attachment.VideoEmbedURL;
VideoLinkURL = attachment.VideoLinkURL;
Link = attachment.Link;
Title = attachment.Title;
Thumb = attachment.Thumb;
OrderNumber = attachment.OrderNumber;
ArgPointId = attachment.ArgPoint != null ? attachment.ArgPoint.Id : (int?)null;
PersonId = attachment.Person.Id;
DiscussionId = attachment.Discussion != null ? attachment.Discussion.Id : (int?)null;
PersonWithAvatarId = attachment.PersonWithAvatar != null ? attachment.PersonWithAvatar.Id : (int?)null;
MediaDataId = attachment.MediaData.Id;
MediaData = includeMediaData ? attachment.MediaData.Data : null;
}
public static bool IsGraphicFormat(Attachment a)
{
return IsGraphicFormat((AttachmentFormat)a.Format);
}
public static object RunViewer(Attachment a, bool localRequest)
{
if (a == null)
return null;
if (a.Format == (int)AttachmentFormat.Pdf && a.MediaData != null)
{
string pdfPathName = Utils.RandomFilePath(".pdf");
try
{
using (var fs = new FileStream(pdfPathName, FileMode.Create))
{
fs.Write(a.MediaData.Data, 0, a.MediaData.Data.Length);
}
//Process.Start(pdfPathName);
Utils.ReportMediaOpened(StEvent.PdfOpened, a);
var pdfReader = ReaderWindow2.Instance(pdfPathName, a.Id, a.ArgPoint != null ? (int?)a.ArgPoint.Topic.Id : null, localRequest);
pdfReader.Show();
return pdfReader;
}
catch
{
}
}
else if (MiniAttachmentManager.IsGraphicFormat(a))
{
if (a.Format == (int) AttachmentFormat.PngScreenshot)
Utils.ReportMediaOpened(StEvent.ScreenshotOpened, a);
else
Utils.ReportMediaOpened(StEvent.ImageOpened, a);
if (a.MediaData.Data != null)
{
if (!ExplanationModeMediator.Inst.ImageViewerOpen)
{
var wnd = ImageWindow.Instance(a.Id, a.ArgPoint != null ? a.ArgPoint.Topic.Id : -1, localRequest);
wnd.img.Source = LoadImageFromBlob(a.MediaData.Data);
wnd.Show();
wnd.Activate();
return wnd;
}
}
}
else
{
//office file
var ext = Path.GetExtension(a.Link).ToLower();
string pathName = Utils.RandomFilePath(ext);
try
{
using (var fs = new FileStream(pathName, FileMode.Create))
{
fs.Write(a.MediaData.Data, 0, a.MediaData.Data.Length);
}
Process.Start(pathName);
}
catch (Exception e)
{
MessageDlg.Show(e.ToString(), "Error");
}
}
return null;
}
public static Attachment AttachCloudEntry(ArgPoint Point, StorageSelectionEntry selEntry)
{
var a = new Attachment {Name = selEntry.Title};
try
{
a.Format = (int) GetImgFmt(selEntry.Title); //may throw exception in case of unsupported file format
}
catch (Exception)
{
throw new IncorrectAttachmentFormat();
}
a.MediaData = DaoUtils.CreateMediaData(AnyFileToBytes(selEntry.PathName));
a.Title = "";// selEntry.Title;
a.Link = selEntry.Title;
if (a.Format == (int) AttachmentFormat.Pdf)
a.Thumb = TryCreatePdfThumb(selEntry.PathName);
if (Point != null)
a.ArgPoint = Point;
return a;
}
/// <summary>
/// Deprecated Method for adding a new object to the Attachment EntitySet. Consider using the .Add method of the associated ObjectSet<T> property instead.
/// </summary>
public void AddToAttachment(Attachment attachment)
{
base.AddObject("Attachment", attachment);
}
public Discussion cloneDiscussion(DiscCtx ctx, Discussion original, Person moderator, int i)
{
var d = new Discussion();
d.Subject = injectNumber(original.Subject, i);
//copy background
d.Background = new RichText();
d.Background.Text = original.Background.Text;
foreach (var src in original.Background.Source)
{
var s = new Source();
s.Text = src.Text;
s.OrderNumber = src.OrderNumber;
d.Background.Source.Add(s);
}
foreach (var media in original.Attachment)
{
var attach = new Attachment();
attach.Discussion = d;
attach.Format = media.Format;
attach.Link = media.Link;
attach.Name = media.Name;
attach.Title = media.Title;
attach.VideoEmbedURL = media.VideoEmbedURL;
attach.VideoLinkURL = media.VideoLinkURL;
attach.VideoThumbURL = media.VideoThumbURL;
attach.OrderNumber = media.OrderNumber;
if (media.Thumb != null)
attach.Thumb = (byte[]) media.Thumb.Clone();
if (media.MediaData != null && media.MediaData.Data != null)
{
var mediaClone = new MediaData();
mediaClone.Data = (byte[]) media.MediaData.Data.Clone();
attach.MediaData = mediaClone;
}
attach.Person = moderator;
d.Attachment.Add(attach);
}
d.HtmlBackground = original.HtmlBackground;
foreach (var topic in original.Topic)
{
var t = new Topic();
t.Name = injectNumber(topic.Name, i);
t.Person.Add(moderator);
d.Topic.Add(t);
}
return d;
}
private static ImageSource ProcessCommand2(ArgPoint Point, AttachCmd cmd, string Url, ref Attachment a)
{
a = null;
try
{
switch (cmd)
{
case AttachCmd.ATTACH_IMG_OR_PDF:
a = AttachmentManager.AttachLocalFile(Point);
if (a != null)
return GetAttachmentBitmap3(a);
break;
case AttachCmd.ATTACH_PDF:
a = AttachmentManager.AttachPDF(Point);
if (a != null)
return GetAttachmentBitmap3(a);
break;
case AttachCmd.ATTACH_PDF_FROM_URL:
a = AttachmentManager.AttachPdfFromURL(Point, Url);
if (a != null)
return GetAttachmentBitmap3(a);
break;
case AttachCmd.ATTACH_IMAGE:
a = AttachmentManager.AttachPicture(Point);
if (a != null)
return GetAttachmentBitmap3(a);
break;
case AttachCmd.ATTACH_IMAGE_URL:
a = AttachmentManager.AttachFromURL(Point, Url);
if (a != null)
return GetAttachmentBitmap3(a);
break;
case AttachCmd.ATTACH_YOUTUBE:
a = AttachmentManager.AttachFromYoutube(Point, Url);
if (a != null)
return new BitmapImage(); //returning stub for external error-checking
break;
}
}
catch (Exception)
{
MessageDlg.Show(
"Cannot process attachment. If it's link, check it's correct. If it's file, ensure program has permissions to access it",
"Error");
return null;
}
return null;
}
//asks for URL
public static ImageSource ProcessAttachCmd(ArgPoint Point, AttachCmd cmd, ref Attachment a)
{
return ProcessCommand2(Point, cmd, null, ref a);
}
//uses provided URL
public static ImageSource ProcessAttachCmd(ArgPoint Point, string Url, ref Attachment a)
{
var cmd = DeriveCmdFromUrl(Url);
return ProcessCommand2(Point, cmd, Url, ref a);
}
public static BitmapSource GetAttachmentBitmap3(Attachment a)
{
if (a == null)
return null;
switch (a.Format)
{
case (int) AttachmentFormat.Pdf:
if (a.Thumb != null)
return LoadImageFromBlob(a.Thumb);
else
return PdfIcon;
case (int) AttachmentFormat.ExcelDocSet:
return ExcelIcon;
case (int) AttachmentFormat.WordDocSet:
return WordIcon;
case (int) AttachmentFormat.PowerPointDocSet:
return PowerPointIcon;
case (int) AttachmentFormat.Jpg:
case (int) AttachmentFormat.Png:
case (int) AttachmentFormat.PngScreenshot:
case (int) AttachmentFormat.Bmp:
return LoadImageFromBlob(a.MediaData.Data);
case (int) AttachmentFormat.Youtube:
if (a.Thumb != null)
return LoadImageFromBlob(a.Thumb);
else
return GetYoutubeThumb(a.VideoThumbURL);
}
return null;
}
public Stream GetWriteStream(object entity, string etag, bool?
checkETagForEquality,
DataServiceOperationContext operationContext)
{
if (checkETagForEquality != null)
{
// This stream provider implementation does not support ETags associated with BLOBs.
// This means that we do not track concurrency for a media resource
// and last-in wins on updates.
throw new DataServiceException(400,
"This demo does not support ETags associated with BLOBs");
}
Attachment attach = entity as Attachment;
if (attach == null)
{
throw new DataServiceException(500, "Internal Server Error: "
+ "the Media Link Entry could not be determined.");
}
String contentType = operationContext.RequestHeaders["Content-Type"];
if (contentType == "image/jpeg")
{
attach.Format = (int) AttachmentFormat.Jpg;
}
else if (contentType == "application/pdf")
{
attach.Format = (int) AttachmentFormat.Pdf;
}
else
{
attach.Format = (int) AttachmentFormat.None;
}
attach.Name = "Name";
attach.Title = "title";
attach.Link = "Link";
if (attach.MediaData == null)
{
//if media data doesn't exist, it's POST request and attach is newly created MLE. we create the media data
attach.MediaData = new MediaData();
}
//handle POST and PUT
_cachedEntity = attach;
_mediaStream = new MemoryStream();
return _mediaStream;
}
private void btnAttachFromUrl_Click_1(object sender, RoutedEventArgs e)
{
if (_d == null)
return;
InpDialog dlg = new InpDialog();
dlg.ShowDialog();
string URL = dlg.Answer;
if (URL == null)
return;
Attachment a = new Attachment();
if (AttachmentManager.ProcessAttachCmd(null, URL, ref a) != null)
{
a.Discussion = _d;
a.Person = getFreshPerson();
insertMedia(a);
}
}
//if URL==null, shows URL input dialog. else uses provided URL, no dialog
private static Attachment AttachFromURL(ArgPoint Point, string Url)
{
string UrlToUse = Url;
if (UrlToUse == null)
{
InpDialog dlg = new InpDialog();
dlg.ShowDialog();
UrlToUse = dlg.Answer;
if (UrlToUse == null || !UrlToUse.StartsWith("http://"))
return null;
}
string tmpFile = DownloadImageFromURL(UrlToUse);
if (tmpFile == null)
return null;
Attachment res = new Attachment();
res.Name = UrlToUse;
res.Format = (int) AttachmentFormat.Jpg; //all downloads are jpg
res.MediaData = DaoUtils.CreateMediaData(ImgFileToBytes(tmpFile));
res.Title = "";
res.Link = Url;
if (Point != null)
Point.Attachment.Add(res);
//PublicBoardCtx.Get().SaveChanges();
return res;
}
//swaps current source with its neighbour
public bool swapWithNeib(bool withTopNeib, Attachment current)
{
if (current == null)
return false;
IEnumerable<Attachment> media = null;
//there is no neighbour, nothing to do
if (current.ArgPoint != null)
{
media = current.ArgPoint.Attachment;
if (current.ArgPoint.Attachment.Count <= 1)
return false;
}
else
{
if (current.Discussion == null)
return false;
media = current.Discussion.Attachment;
if (current.Discussion.Attachment.Count <= 1)
return false;
}
//ensure strong ordering
var orderNr = 0;
foreach (var att in media.OrderBy(at0 => at0.OrderNumber))
{
att.OrderNumber = orderNr++;
}
if (withTopNeib)
{
Attachment topNeib = null;
foreach (var a in media.OrderBy(a0 => a0.OrderNumber))
{
if (a == current)
break;
else
topNeib = a;
}
//current attachment is topmost, nothing to do
if (topNeib == null)
return false;
var tmp = topNeib.OrderNumber;
topNeib.OrderNumber = current.OrderNumber;
current.OrderNumber = tmp;
return true;
}
else
{
Attachment botNeib = null;
foreach (var a in media.OrderBy(a0 => a0.OrderNumber).Reverse())
{
if (a == current)
break;
else
botNeib = a;
}
//current attachment is bottommost, nothing to do
if (botNeib == null)
return false;
var tmp = botNeib.OrderNumber;
botNeib.OrderNumber = current.OrderNumber;
current.OrderNumber = tmp;
return true;
}
}
static string getAttachmentLink(Attachment a, string baseUrl)
{
var mediaUrl = string.Format("{0}/discsvc.svc/Attachment({1})/$value",
baseUrl, a.Id);
if (IsGraphicFormat((AttachmentFormat)a.Format) &&
a.Format!=(int)AttachmentFormat.PngScreenshot)
{
if (a.Format != (int)AttachmentFormat.PngScreenshot &&
!string.IsNullOrWhiteSpace(a.Link))
return a.Link;
}
if (a.Format == (int)AttachmentFormat.Youtube)
{
return a.VideoLinkURL;
}
if (a.Format == (int)AttachmentFormat.Pdf)
{
if (!string.IsNullOrWhiteSpace(a.Link))
return a.Link;
return mediaUrl;
}
return mediaUrl;
}
//if URL==null, shows URL input dialog. else uses provided URL, no dialog
private static Attachment AttachPdfFromURL(ArgPoint Point, string Url)
{
string UrlToUse = Url;
if (UrlToUse == null)
{
InpDialog dlg = new InpDialog();
dlg.ShowDialog();
UrlToUse = dlg.Answer;
UrlToUse = UrlToUse.ToLower();
if (UrlToUse == null || !UrlToUse.StartsWith("http://") || UrlToUse.EndsWith(".pdf"))
return null;
}
string tmpFile = DownloadPdfFromUrl(UrlToUse);
if (tmpFile == null)
return null;
Attachment res = new Attachment();
res.Name = UrlToUse;
res.Format = (int) AttachmentFormat.Pdf;
res.MediaData = DaoUtils.CreateMediaData(AnyFileToBytes(tmpFile));
res.Title = "";
res.Thumb = TryCreatePdfThumb(tmpFile);
res.Link = Url;
if (Point != null)
Point.Attachment.Add(res);
///PublicBoardCtx.Get().SaveChanges();
return res;
}
public void onAttachmentUpDown(object sender, RoutedEventArgs e)
{
try
{
_attachmentToReposition = ((FrameworkElement) e.OriginalSource).DataContext as Attachment;
medPopup.IsOpen = true;
HwndSource hwndSource =
(HwndSource) PresentationSource.FromVisual((Visual) VisualTreeHelper.GetParent(medPopup.Child));
hwndSource.EnableSurfaceInput();
}
catch (Exception)
{
_attachmentToReposition = null;
}
}
//if Url!=null, uses it. otherwice asks for URL
private static Attachment AttachFromYoutube(ArgPoint Point, string Url)
{
string URLToUse = Url;
if (URLToUse == null)
{
InpDialog dlg = new InpDialog();
dlg.ShowDialog();
URLToUse = dlg.Answer;
if (URLToUse == null || !URLToUse.StartsWith("http://"))
return null;
}
BusyWndSingleton.Show("Processing Youtube attachment...");
Attachment res = new Attachment();
try
{
YouTubeInfo videoInfo = YouTubeProvider.LoadVideo(URLToUse);
if (videoInfo == null)
return null;
res.Format = (int) AttachmentFormat.Youtube;
res.VideoEmbedURL = videoInfo.EmbedUrl;
res.VideoThumbURL = videoInfo.ThumbNailUrl;
res.VideoLinkURL = videoInfo.LinkUrl;
res.Link = videoInfo.LinkUrl;
res.Title = videoInfo.VideoTitle;
res.Name = URLToUse;
res.Thumb = ImageToBytes(GetYoutubeThumb(videoInfo.ThumbNailUrl), new JpegBitmapEncoder());
if (Point != null)
Point.Attachment.Add(res);
///PublicBoardCtx.Get().SaveChanges();
}
finally
{
BusyWndSingleton.Hide();
}
return res;
}
/// <summary>
/// Create a new Attachment object.
/// </summary>
/// <param name="id">Initial value of the Id property.</param>
/// <param name="name">Initial value of the Name property.</param>
/// <param name="format">Initial value of the Format property.</param>
/// <param name="link">Initial value of the Link property.</param>
/// <param name="title">Initial value of the Title property.</param>
/// <param name="orderNumber">Initial value of the OrderNumber property.</param>
public static Attachment CreateAttachment(global::System.Int32 id, global::System.String name, global::System.Int32 format, global::System.String link, global::System.String title, global::System.Int32 orderNumber)
{
Attachment attachment = new Attachment();
attachment.Id = id;
attachment.Name = name;
attachment.Format = format;
attachment.Link = link;
attachment.Title = title;
attachment.OrderNumber = orderNumber;
return attachment;
}
private static Attachment AttachAsBlob(string filter, AttachmentFormat format, bool autoInferenceOfFormat,
ArgPoint Point)
{
var openFileDialog1 = new OpenFileDialog {Filter = filter, RestoreDirectory = true};
if (openFileDialog1.ShowDialog() == DialogResult.OK)
{
string attachmentName = Path.GetFileName(openFileDialog1.FileName);
var a = new Attachment {Name = attachmentName, Title = attachmentName, Link = openFileDialog1.FileName};
if (autoInferenceOfFormat)
format = GetImgFmt(openFileDialog1.FileName);
switch (format)
{
case AttachmentFormat.Pdf:
a.MediaData = DaoUtils.CreateMediaData(AnyFileToBytes(openFileDialog1.FileName));
a.Thumb = TryCreatePdfThumb(openFileDialog1.FileName);
break;
case AttachmentFormat.Jpg:
a.MediaData = DaoUtils.CreateMediaData(ImgFileToBytes(openFileDialog1.FileName));
break;
case AttachmentFormat.Png:
a.MediaData = DaoUtils.CreateMediaData(ImgFileToBytes(openFileDialog1.FileName));
break;
case AttachmentFormat.Bmp:
a.MediaData = DaoUtils.CreateMediaData(ImgFileToBytes(openFileDialog1.FileName));
break;
case AttachmentFormat.ExcelDocSet:
a.MediaData = DaoUtils.CreateMediaData(AnyFileToBytes(openFileDialog1.FileName));
break;
case AttachmentFormat.WordDocSet:
a.MediaData = DaoUtils.CreateMediaData(AnyFileToBytes(openFileDialog1.FileName));
break;
case AttachmentFormat.PowerPointDocSet:
a.MediaData = DaoUtils.CreateMediaData(AnyFileToBytes(openFileDialog1.FileName));
break;
}
a.Format = (int) format;
a.Name = attachmentName;
if (Point != null)
Point.Attachment.Add(a);
return a;
}
return null;
}
void EmitMediaCell(Attachment a, int i)
{
if(a==null)
return;
#line default
#line hidden
#line 228 "C:\Users\User\Documents\Visual Studio 2013\Projects\TDS4\discussions\DiscSvc2\Reporting\Report.tt"
this.Write("\t\t<div style=\"padding-top:40px\">\r\n\t\t\t");
#line default
#line hidden
#line 230 "C:\Users\User\Documents\Visual Studio 2013\Projects\TDS4\discussions\DiscSvc2\Reporting\Report.tt"
this.Write(this.ToStringHelper.ToStringWithCulture(Helpers.GetPastableHtml(a, BaseUrl)));
#line default
#line hidden
#line 230 "C:\Users\User\Documents\Visual Studio 2013\Projects\TDS4\discussions\DiscSvc2\Reporting\Report.tt"
this.Write("\t\r\n\t\t\t\r\n\t\t\t<p> ");
#line default
#line hidden
#line 232 "C:\Users\User\Documents\Visual Studio 2013\Projects\TDS4\discussions\DiscSvc2\Reporting\Report.tt"
this.Write(this.ToStringHelper.ToStringWithCulture(Helpers.GetAttachmentLink(a, BaseUrl, i)));
#line default
#line hidden
#line 232 "C:\Users\User\Documents\Visual Studio 2013\Projects\TDS4\discussions\DiscSvc2\Reporting\Report.tt"
this.Write(" </p>\t\r\n\t\t</div> \r\n\t\t");
#line default
#line hidden
#line 234 "C:\Users\User\Documents\Visual Studio 2013\Projects\TDS4\discussions\DiscSvc2\Reporting\Report.tt"
}
public static Attachment AttachScreenshot(ArgPoint Point, Bitmap screenshot)
{
var screenPath = Utils.RandomFilePath(".png");
screenshot.Save(screenPath, ImageFormat.Png);
var a = new Attachment();
a.Name = screenPath;
a.Format = (int) AttachmentFormat.PngScreenshot;
a.MediaData = DaoUtils.CreateMediaData(ImgFileToBytes(screenPath));
a.Title = "Screenshot, " + Environment.MachineName + " " + DateTime.Now;
a.Link = a.Title;
if (Point != null)
a.ArgPoint = Point;
return a;
}