// Class terminate public void Dispose() { if (m_AdvancedSearch != null) { m_AdvancedSearch = null; } if (m_Upload != null) { m_Upload = null; } }
// // ASP.NET Page_Load event // protected void Page_Load(object sender, System.EventArgs e) { Response.Cache.SetCacheability(HttpCacheability.NoCache); string tbl = ""; string fld = ""; string ft; string fn; long fs; int width = 0; int height = 0; int interpolation; int idx; bool restoreDb; bool restoreDbFile; // Get resize parameters bool resize = (ew_NotEmpty(ew_Get("resize"))); if (ew_NotEmpty(ew_Get("width"))) width = ew_ConvertToInt(ew_Get("width")); if (ew_NotEmpty(ew_Get("height"))) height = ew_ConvertToInt(ew_Get("height")); if (width <= 0 && height <= 0) { width = EW_THUMBNAIL_DEFAULT_WIDTH; height = EW_THUMBNAIL_DEFAULT_HEIGHT; } if (ew_NotEmpty(ew_Get("interpolation"))) { interpolation = ew_ConvertToInt(ew_Get("interpolation")); } else { interpolation = EW_THUMBNAIL_DEFAULT_INTERPOLATION; } // Resize image from physical file if (ew_NotEmpty(ew_Get("fn"))) { fn = ew_Get("fn"); fn = Server.MapPath(fn); if (File.Exists(fn)) { string ext = Path.GetExtension(fn).Replace(".", "").ToLower(); if (Array.IndexOf(EW_IMAGE_ALLOWED_FILE_EXT.Split(new char[] {','}), ext) > 0) { Response.ContentType = ew_GetImageContentType(fn); Response.BinaryWrite(ew_ResizeFileToBinary(fn, ref width, ref height, interpolation)); } } } else { // Display image from Session if (ew_Empty(ew_Get("tbl")) || ew_Empty(ew_Get("fld"))) Response.End(); tbl = ew_Get("tbl"); fld = ew_Get("fld"); idx = ew_ConvertToInt(ew_Get("idx")); restoreDb = ew_NotEmpty(ew_Get("db")); restoreDbFile = ew_NotEmpty(ew_Get("file")); // Get blob field cUpload obj = new cUpload(tbl, fld); obj.Index = idx; if (restoreDb) { obj.RestoreDbFromSession(); obj.Value = obj.DbValue; } else { obj.RestoreFromSession(); } object b = obj.Value; if (Convert.IsDBNull(b) || b == null) Response.End(); // Restore db file if (restoreDbFile) { fn = ew_UploadPathEx(true, ew_Get("path")) + obj.Value; //*** if (File.Exists(fn)) { string ext = Path.GetExtension(fn).Replace(".", "").ToLower(); if (Array.IndexOf(EW_IMAGE_ALLOWED_FILE_EXT.Split(new char[] {','}), ext) > 0) { Response.ContentType = ew_GetImageContentType(fn); Response.BinaryWrite(ew_ResizeFileToBinary(fn, ref width, ref height, interpolation)); } } } else { ft = obj.ContentType; fn = obj.FileName; Response.ContentType = (ew_NotEmpty(ft)) ? ft : "image/bmp"; if (resize) obj.Resize(width, height, interpolation); Response.BinaryWrite((byte[])obj.Value); } } Response.End(); }