/// <summary>
/// 获得预览信息
/// </summary>
/// <param name="fileName">文件物理路径</param>
/// <param name="attachment">附件对象</param>
/// <returns>预览信息的HTML</returns>
public string GetPreview(string fileName, ShowtopicPageAttachmentInfo attachment)
{
if (!PreviewHelper.IsFileExist(fileName))
{
return("");
}
string id = Guid.NewGuid().ToString();
EXIFextractor exif = new EXIFextractor(fileName, string.Empty, string.Empty);
if (exif.Count < 1)
{
return(string.Empty);
}
StringBuilder builder = new StringBuilder();
foreach (System.Web.UI.Pair s in exif)
{
if (s.Second.ToString().Trim() == "-" || s.Second.ToString().Trim() == string.Empty || s.Second.ToString().Trim() == "0")
{
continue;
}
builder.Append("<li>");
builder.Append(s.First.ToString().Trim() + " : " + s.Second.ToString().Replace("\0", string.Empty).Trim());
builder.Append("</li>");
}
if (builder.Length == 0)
{
return(string.Empty);
}
builder.Append("</ul></div>");
builder.Insert(0, string.Format("<span><a onclick=\"$('{0}').style.display=$('{0}').style.display=='none'?'':'none';\" style='cursor:pointer;' title='点击显示或隐藏'>EXIF信息</a></span><div class=\"preview{1}\"><ul id=\"{0}\" style='display: none;'>", id, "jpg"));
return(builder.ToString());
}
/// <summary>
/// 获得预览信息
/// </summary>
/// <param name="fileName">文件物理路径</param>
/// <param name="attachment">附件对象</param>
/// <returns>预览信息的HTML</returns>
public string GetPreview(string fileName, ShowtopicPageAttachmentInfo attachment)
{
string Result = string.Empty;
if (!PreviewHelper.IsFileExist(fileName))
{
return("");
}
WmaMessage mp3msg = new WmaMessage(fileName);
Result = string.Format("<div style=\"overflow:hidden; zoom:1; border:1px solid #999; font-size:13px; width:360px;\">" +
"<dl style=\"margin:8px;\"><dt style=\"clear:both; float:left; width:80px;\">标题：</dt><dd>{1}</dd>" +
"<dt style=\"clear:both; float:left; width:100px;\">演唱者：</dt><dd>{2}</dd>" +
"<dt style=\"clear:both; float:left; width:100px;\">专辑：</dt><dd>{4}</dd>" +
"<dt style=\"clear:both; float:left; width:100px;\">流派：</dt><dd>{3}</dd>" +
"<dt style=\"clear:both; float:left; width:100px;\">文件类型：</dt><dd>{9}</dd>" +
"<dt style=\"clear:both; float:left; width:100px;\">比特率：</dt><dd>{6}</dd>" +
"<dt style=\"clear:both; float:left; width:100px;\">声道：</dt><dd>{8}</dd>" +
"<dt style=\"clear:both; float:left; width:100px;\">文件大小：</dt><dd>{7}</dd>" +
"<dt style=\"clear:both; float:left; width:100px;\">发行年份：</dt><dd>{5}</dd></dl>" +
"<div><object classid=\"CLSID:6BF52A52-394A-11d3-B153-00C04F79FAA6\" width=\"360\" height=\"64\"><param name=\"autostart\" value=\"1\" />" +
"<param name=\"url\" value=\"{0}\" />" +
"<embed src=\"{0}\" autostart=\"0\"type=\"video/x-ms-wmv\" width=\"260\"height=\"42\"></embed></object></div></div>", @"upload/" + attachment.Filename, mp3msg.Title, mp3msg.Artist, mp3msg.Genre, mp3msg.Album, mp3msg.PublishYear, mp3msg.BPS, mp3msg.Size, mp3msg.Track, mp3msg.Type);
return(Result);
}
/// <summary>
/// 绑定指定URL图片
/// </summary>
/// <param name="imageUrl"></param>
public void BindImage(ShowtopicPageAttachmentInfo attachinfo)
{
//ucGif.Visibility = Visibility.Visible;
//CurImage.Visibility = Visibility.Collapsed;
////System.Net.WebClient wcashx = new System.Net.WebClient();
////Uri endpoint = new Uri("", UriKind.Relative);
////wcashx.OpenReadCompleted += new OpenReadCompletedEventHandler(wcashx_OpenReadCompleted);
////wcashx.OpenReadAsync(endpoint);
//System.Windows.Resources.StreamResourceInfo sr = Application.GetResourceStream(new Uri("../Images/Loading.gif", UriKind.Relative));
//ucGif.SetSoruce(sr.Stream);
try
{
BitmapImage bitmapImage = new BitmapImage(new Uri(attachinfo.Filename, UriKind.RelativeOrAbsolute));
bitmapImage.DownloadProgress += new EventHandler <DownloadProgressEventArgs>(bitmapImage_DownloadProgress);
CurImage.Source = bitmapImage;
}
catch { }
}
/// <summary>
/// 加载单个附件实体对象
/// </summary>
/// <param name="reader"></param>
/// <returns></returns>
public static ShowtopicPageAttachmentInfo LoadSingleAttachmentInfo(IDataReader reader)
{
ShowtopicPageAttachmentInfo attInfo = new ShowtopicPageAttachmentInfo();
attInfo.Aid = TypeConverter.ObjectToInt(reader["aid"]);
attInfo.Tid = TypeConverter.ObjectToInt(reader["tid"]);
attInfo.Pid = TypeConverter.ObjectToInt(reader["pid"]);
attInfo.Postdatetime = reader["postdatetime"].ToString();
attInfo.Readperm = TypeConverter.ObjectToInt(reader["readperm"]);
attInfo.Filename = reader["filename"].ToString();
attInfo.Description = reader["description"].ToString();
attInfo.Filetype = reader["filetype"].ToString();
attInfo.Filesize = TypeConverter.ObjectToInt(reader["filesize"]);
attInfo.Attachment = reader["attachment"].ToString();
attInfo.Downloads = TypeConverter.ObjectToInt(reader["downloads"]);
attInfo.Attachprice = TypeConverter.ObjectToInt(reader["attachprice"]);
attInfo.Uid = TypeConverter.ObjectToInt(reader["uid"]);
attInfo.Width = TypeConverter.ObjectToInt(reader["width"]);
attInfo.Height = TypeConverter.ObjectToInt(reader["height"]);
return(attInfo);
}
/// <summary>
/// 绑定指定URL图片
/// </summary>
/// <param name="imageUrl"></param>
public void BindImage(ShowtopicPageAttachmentInfo attachinfo)
{
//ucGif.Visibility = Visibility.Visible;
//CurImage.Visibility = Visibility.Collapsed;
////System.Net.WebClient wcashx = new System.Net.WebClient();
////Uri endpoint = new Uri("", UriKind.Relative);
////wcashx.OpenReadCompleted += new OpenReadCompletedEventHandler(wcashx_OpenReadCompleted);
////wcashx.OpenReadAsync(endpoint);
//System.Windows.Resources.StreamResourceInfo sr = Application.GetResourceStream(new Uri("../Images/Loading.gif", UriKind.Relative));
//ucGif.SetSoruce(sr.Stream);
try
{
BitmapImage bitmapImage = new BitmapImage(new Uri(attachinfo.Filename, UriKind.RelativeOrAbsolute));
bitmapImage.DownloadProgress += new EventHandler<DownloadProgressEventArgs>(bitmapImage_DownloadProgress);
CurImage.Source = bitmapImage;
LoadingBar.Visibility = System.Windows.Visibility.Visible;
SetPositionInfo();
bitmapImage.ImageFailed += new EventHandler<ExceptionRoutedEventArgs>(bitmapImage_ImageFailed);
}
catch { }
}
