/// <summary>
/// 推送缩略图到页面流
/// </summary>
/// <param name="pathImageFrom"></param>
/// <param name="width"></param>
/// <param name="height"></param>
public static void PushThumbnail(string pathImageFrom, string ThumbnailPath, int width, int height, string mode)
{
MemoryStream s = MakeThumbnail(pathImageFrom, width, height, mode);
try
{
if (s != null && s.Length > 0)
{
//byte[] bytes = new byte[s.Length];
//s.Write(bytes, 0, bytes.Length);
Image image = Image.FromStream(s);
image.Save(ThumbnailPath);
HttpContext.Current.Response.ClearContent();
HttpContext.Current.Response.ContentType = FileSystemUtils.GetContentType(Path.GetExtension(pathImageFrom).Replace(".", ""));
HttpContext.Current.Response.BinaryWrite(s.ToArray());
}
}catch
{
}
finally
{
if (s != null && s.Length > 0)
{
s.Close();
s.Dispose();
}
HttpContext.Current.Response.End();
}
}
public Int32 SynchronizeAllFiles(FileInfo SynchronizeFile)
{
Int32 SynchronizeFileCount = 0;
Playngo_ClientZone_Files PhotoItem = new Playngo_ClientZone_Files();
PhotoItem.ModuleId = ModuleId;
PhotoItem.PortalId = PortalId;
PhotoItem.FileName = SynchronizeFile.Name;
PhotoItem.FileSize = Convert.ToInt32(SynchronizeFile.Length / 1024);
PhotoItem.FileMate = WebHelper.leftx(FileSystemUtils.GetContentType(Path.GetExtension(PhotoItem.FileName).Replace(".", "")), 30);
PhotoItem.FileExtension = System.IO.Path.GetExtension(PhotoItem.FileName).Replace(".", "");
PhotoItem.Name = System.IO.Path.GetFileName(PhotoItem.FileName).Replace(Path.GetExtension(PhotoItem.FileName), "");
PhotoItem.Status = (Int32)EnumFileStatus.Approved;
try
{
if (("png,gif,jpg,jpeg,bmp").IndexOf(PhotoItem.FileExtension) >= 0)
{
//图片的流
System.Drawing.Image image = System.Drawing.Image.FromFile(SynchronizeFile.FullName);
PhotoItem.ImageWidth = image.Width;
PhotoItem.ImageHeight = image.Height;
PhotoItem.Exif = Common.Serialize <EXIFMetaData.Metadata>(new EXIFMetaData().GetEXIFMetaData(image));
}
}
catch
{
}
PhotoItem.LastTime = xUserTime.UtcTime();
PhotoItem.LastIP = WebHelper.UserHost;
PhotoItem.LastUser = UserInfo.UserID;
PhotoItem.Extension1 = Visibility;
//根据菜单来选择导入的文件夹
String SaveDirPath = "uploads";
if (Visibility == 1)
{
SaveDirPath = "downloads";
}
//将文件存储的路径整理好
String fileName = PhotoItem.Name; //文件名称
String WebPath = String.Format("ClientZone/{0}/{1}/{2}/{3}/", SaveDirPath, PhotoItem.LastTime.Year, PhotoItem.LastTime.Month, PhotoItem.LastTime.Day);
//检测文件存储路径是否有相关的文件
FileInfo fInfo = new FileInfo(HttpContext.Current.Server.MapPath(String.Format("{0}{1}{2}.{3}", PortalSettings.HomeDirectory, WebPath, fileName, PhotoItem.FileExtension)));
//检测文件夹是否存在
if (!System.IO.Directory.Exists(fInfo.Directory.FullName))
{
System.IO.Directory.CreateDirectory(fInfo.Directory.FullName);
}
else
{
Int32 j = 1;
while (fInfo.Exists)
{
//文件已经存在了
fileName = String.Format("{0}_{1}", PhotoItem.Name, j);
fInfo = new FileInfo(HttpContext.Current.Server.MapPath(String.Format("{0}{1}{2}.{3}", PortalSettings.HomeDirectory, WebPath, fileName, PhotoItem.FileExtension)));
j++;
}
}
PhotoItem.FilePath = String.Format("{0}{1}.{2}", WebPath, fileName, PhotoItem.FileExtension);
PhotoItem.FileName = String.Format("{0}.{1}", fileName, PhotoItem.FileExtension);
try
{
if (!fInfo.Directory.Exists)
{
fInfo.Directory.Create();
}
//异步移动文件到文件夹中
List <String> SynchronizeFileQueue = new List <string>();
SynchronizeFileQueue.Add(SynchronizeFile.FullName);
SynchronizeFileQueue.Add(fInfo.FullName);
ManagedThreadPool.QueueUserWorkItem(new WaitCallback(ThreadMoveTo), SynchronizeFileQueue);
}
catch (Exception ex)
{
}
//给上传的相片设置初始的顺序
QueryParam qp = new QueryParam();
qp.ReturnFields = qp.Orderfld = Playngo_ClientZone_Files._.Sort;
qp.OrderType = 1;
qp.Where.Add(new SearchParam(Playngo_ClientZone_Files._.PortalId, PhotoItem.PortalId, SearchType.Equal));
PhotoItem.Sort = Convert.ToInt32(Playngo_ClientZone_Files.FindScalar(qp)) + 2;
Int32 PhotoId = PhotoItem.Insert();
if (PhotoId > 0)
{
SynchronizeFileCount++;
}
return(SynchronizeFileCount);
}
// Upload entire file
private void UploadWholeFile(HttpContext context, List <Resource_FilesStatus> statuses)
{
for (int i = 0; i < context.Request.Files.Count; i++)
{
var file = context.Request.Files[i];
if (file != null && !String.IsNullOrEmpty(file.FileName) && file.ContentLength > 0)
{
//To verify that if the suffix name of the uploaded files meets the DNN HOST requirements
Boolean retValue = FileSystemUtils.CheckValidFileName(file.FileName);
if (retValue)
{
Playngo_ClientZone_Files PhotoItem = new Playngo_ClientZone_Files();
PhotoItem.ModuleId = WebHelper.GetIntParam(context.Request, "ModuleId", 0);
PhotoItem.PortalId = WebHelper.GetIntParam(context.Request, "PortalId", 0);
PhotoItem.FileName = file.FileName;
PhotoItem.FileSize = file.ContentLength / 1024;
PhotoItem.FileMate = WebHelper.leftx(FileSystemUtils.GetContentType(Path.GetExtension(PhotoItem.FileName).Replace(".", "")), 30);
PhotoItem.FileExtension = System.IO.Path.GetExtension(PhotoItem.FileName).Replace(".", "");
PhotoItem.Name = System.IO.Path.GetFileName(file.FileName).Replace(Path.GetExtension(PhotoItem.FileName), "");
PhotoItem.Status = (Int32)EnumFileStatus.Approved;
try
{
if (("png,gif,jpg,jpeg,bmp").IndexOf(PhotoItem.FileExtension) >= 0)
{
//图片的流
Image image = Image.FromStream(file.InputStream);
PhotoItem.ImageWidth = image.Width;
PhotoItem.ImageHeight = image.Height;
PhotoItem.Exif = Common.Serialize <EXIFMetaData.Metadata>(new EXIFMetaData().GetEXIFMetaData(image));
}
}
catch
{
}
PhotoItem.LastTime = xUserTime.UtcTime();
PhotoItem.LastIP = WebHelper.UserHost;
PhotoItem.LastUser = UserInfo.UserID;
PhotoItem.Extension1 = Visibility;
String SaveDirPath = "uploads";
if (Visibility == 1)
{
SaveDirPath = "downloads";
}
//将文件存储的路径整理好
String fileName = System.IO.Path.GetFileName(file.FileName).Replace("." + PhotoItem.FileExtension, ""); //文件名称
String WebPath = String.Format("ClientZone/{0}/{1}/{2}/{3}/", SaveDirPath, DateTime.UtcNow.Year, DateTime.UtcNow.Month, DateTime.UtcNow.Day);
//检测文件存储路径是否有相关的文件
FileInfo fInfo = new FileInfo(HttpContext.Current.Server.MapPath(String.Format("{0}{1}{2}.{3}", PortalSettings.HomeDirectory, WebPath, fileName, PhotoItem.FileExtension)));
//检测文件夹是否存在
if (!System.IO.Directory.Exists(fInfo.Directory.FullName))
{
System.IO.Directory.CreateDirectory(fInfo.Directory.FullName);
}
else
{
Int32 j = 1;
while (fInfo.Exists)
{
//文件已经存在了
fileName = String.Format("{0}_{1}", PhotoItem.Name, j);
fInfo = new FileInfo(HttpContext.Current.Server.MapPath(String.Format("{0}{1}{2}.{3}", PortalSettings.HomeDirectory, WebPath, fileName, PhotoItem.FileExtension)));
j++;
}
}
PhotoItem.FilePath = String.Format("{0}{1}.{2}", WebPath, fileName, PhotoItem.FileExtension);
PhotoItem.FileName = String.Format("{0}.{1}", fileName, PhotoItem.FileExtension);
try
{
if (!fInfo.Directory.Exists)
{
fInfo.Directory.Create();
// FileSystemUtils.AddFolder(PortalSettings, String.Format("{0}Playngo_PhotoAlbums/{0}/{1}/"), String.Format("{0}Playngo_PhotoAlbums/{0}/{1}/"), (int)DotNetNuke.Services.FileSystem.FolderController.StorageLocationTypes.InsecureFileSystem);
}
//构造指定存储路径
file.SaveAs(fInfo.FullName);
//FileSystemUtils.AddFile(PhotoItem.FileName, PhotoItem.PortalId, String.Format("Playngo_PhotoAlbums\\{0}\\{1}\\", PhotoItem.ModuleId, PhotoItem.AlbumID), PortalSettings.HomeDirectoryMapPath, PhotoItem.FileMeta);
}
catch (Exception ex)
{
}
//给上传的相片设置初始的顺序
QueryParam qp = new QueryParam();
qp.ReturnFields = qp.Orderfld = Playngo_ClientZone_Files._.Sort;
qp.OrderType = 1;
qp.Where.Add(new SearchParam(Playngo_ClientZone_Files._.PortalId, PhotoItem.PortalId, SearchType.Equal));
PhotoItem.Sort = Convert.ToInt32(Playngo_ClientZone_Files.FindScalar(qp)) + 2;
Int32 PhotoId = PhotoItem.Insert();
statuses.Add(new Resource_FilesStatus(PhotoItem, PortalSettings, ModulePath));
}
}
}
}
public void Execute(BasePage Context)
{
//根据ID查询出缩略的方式
Int32 PhotoID = WebHelper.GetIntParam(Context.Request, "ID", 0);
Int32 Width = WebHelper.GetIntParam(Context.Request, "width", 200);
Int32 height = WebHelper.GetIntParam(Context.Request, "height", 200);
String Mode = WebHelper.GetStringParam(Context.Request, "mode", "AUTO");
String ImagePath = Context.MapPath(String.Format("{0}/Resource/images/no_image.png", Context.TemplateSourceDirectory));
Boolean isPush = false;
if (PhotoID > 0)
{
Playngo_ClientZone_Files PhotoItem = Playngo_ClientZone_Files.FindByID(PhotoID);
if (PhotoItem != null && PhotoItem.ID > 0)
{
//拼接图片的地址
//ImagePath = String.Format("{0}ClientZone\\{1}\\{2}\\{3}", PortalSettings.HomeDirectoryMapPath, PhotoItem.ModuleId, PhotoItem.AlbumID, PhotoItem.FileName);
ImagePath = Context.MapPath(String.Format("{0}{1}", Context.PortalSettings.HomeDirectory, PhotoItem.FilePath));
String ThumbnailPath = String.Format("{0}ClientZone\\thumbnails\\{1}\\{2}_{3}_{4}_{5}.{6}", Context.PortalSettings.HomeDirectoryMapPath, PhotoItem.ModuleId, PhotoItem.ID, Width, height, Mode, PhotoItem.FileExtension);
FileInfo ThumbnailFile = new FileInfo(ThumbnailPath);
if (!ThumbnailFile.Directory.Exists)
{
ThumbnailFile.Directory.Create();
}
isPush = true;
if (ThumbnailFile.Exists)
{
Context.Response.Clear();
Context.Response.AddHeader("content-disposition", "attachment;filename=" + Context.Server.UrlEncode(ThumbnailFile.Name));
Context.Response.AddHeader("content-length", ThumbnailFile.Length.ToString());
Context.Response.ContentType = PhotoItem.FileMate;
Context.Response.Charset = "utf-8";
Context.Response.ContentEncoding = Encoding.UTF8;
Context.Response.WriteFile(ThumbnailFile.FullName);
Context.Response.Flush();
Context.Response.End();
}
else
{
GenerateThumbnail.PushThumbnail(ImagePath, ThumbnailPath, Width, height, Mode);
}
}
}
if (!isPush)
{
FileInfo NoFile = new FileInfo(ImagePath);
Context.Response.Clear();
Context.Response.AddHeader("content-disposition", "attachment;filename=" + Context.Server.UrlEncode(NoFile.Name));
Context.Response.AddHeader("content-length", NoFile.Length.ToString());
Context.Response.ContentType = FileSystemUtils.GetContentType(NoFile.Extension.Replace(".", ""));
Context.Response.Charset = "utf-8";
Context.Response.ContentEncoding = Encoding.UTF8;
Context.Response.WriteFile(NoFile.FullName);
Context.Response.Flush();
Context.Response.End();
}
}