//

// DotNetNuke - http:'www.dotnetnuke.com

// Copyright (c) 2002-2007

// by DotNetNuke Corporation

//

// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated 

// documentation files (the "Software"), to deal in the Software without restriction, including without limitation 

// the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and 

// to permit persons to whom the Software is furnished to do so, subject to the following conditions:

//

// The above copyright notice and this permission notice shall be included in all copies or substantial portions 

// of the Software.

//

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED 

// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 

// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF 

// CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 

// DEALINGS IN THE SOFTWARE.

//

//

using System;

using System.Collections.Generic;

using System.Collections;

using System.Web.UI.WebControls;

using DotNetNuke;

using DotNetNuke.Common;

using DotNetNuke.Security;

using DotNetNuke.Security.Roles;

using DotNetNuke.Entities.Modules;

using DotNetNuke.Services.Exceptions;

using System.IO;

namespace DotNetNuke.Modules.SilverlightAlbum

{

    public partial class Edit : DotNetNuke.Entities.Modules.PortalModuleBase

    {

        protected void Page_Load(object sender, EventArgs e)

        {

            CheckPictureCount();

        }

        #region Form Events

        protected void lnkBack_Click(object sender, EventArgs e)

        {

            Response.Redirect(Globals.NavigateURL());

        }

        protected void btnUpload_Click(object sender, EventArgs e)

        {

            if (

                string.Compare(Path.GetExtension(txtFileName.FileName).ToLower(), ".gif", true) != 0

                & string.Compare(Path.GetExtension(txtFileName.FileName).ToLower(), ".jpg", true) != 0

                & string.Compare(Path.GetExtension(txtFileName.FileName).ToLower(), ".jpeg", true) != 0

                )

            {

                lblMessage.Text =

                    "Only .gif, .jpg, or jpeg files may be used.";

                return;

            }

            string strfilename;

            string path = MapPath(@"~\DesktopModules\SilverlightAlbum\images\");

            EnsureDirectory(new System.IO.DirectoryInfo(path));

            strfilename = Convert.ToString(ModuleId) + "_" + UniqueString() + Path.GetExtension(txtFileName.FileName).ToLower();

            path = path + strfilename;

            txtFileName.SaveAs(path);

            PicturesInfo objPicturesInfo = new PicturesInfo();

            objPicturesInfo.ModuleId = ModuleId;

            objPicturesInfo.Picture = strfilename;

            Edit_DAL.InsertPicture(objPicturesInfo);

            gvPictures.DataBind();

            CheckPictureCount();

        }

        #endregion

        #region ObjectDataSource Events

        protected void ODS_Pictures_Selecting(object sender, ObjectDataSourceSelectingEventArgs e)

        {

            e.InputParameters["ModuleId"] = ModuleId.ToString();

        }

        #endregion

        #region GridView Events

        protected void gvPictures_RowDeleted(object sender, GridViewDeletedEventArgs e)

        {

            CheckPictureCount();

        }

        protected void gvPictures_RowDeleting(object sender, GridViewDeleteEventArgs e)

        {

            int PictureID = Convert.ToInt32(e.Keys["PictureID"]);

            string strPictureName = Edit_DAL.GetPictureName(PictureID);

            DeletePicture(strPictureName);

        }

        protected void gvPictures_RowCreated(object sender, GridViewRowEventArgs e)

        {

            if (e.Row.RowType == DataControlRowType.DataRow)

            {

                PicturesInfo objPicturesInfo = (PicturesInfo)e.Row.DataItem;

                if (objPicturesInfo != null)

                {

                    Image objImage = (Image)e.Row.FindControl("image1");

                    string path = MapPath(@"~\DesktopModules\SilverlightAlbum\" + objPicturesInfo.Picture);

                    System.Drawing.Bitmap bmp = new System.Drawing.Bitmap(path);

                    float scale = 150.0f / System.Math.Max(bmp.Height, bmp.Width);

                    System.Drawing.Image thumb = bmp.GetThumbnailImage(

                        (int)(bmp.Width * scale), (int)(bmp.Height * scale),

                        null, System.IntPtr.Zero);

                    Unit objHeightUnit = new Unit(thumb.Height);

                    Unit objWidthUnit = new Unit(thumb.Width);

                    objImage.Height = objHeightUnit;

                    objImage.Width = objWidthUnit;

                    bmp.Dispose();

                    thumb.Dispose();

                }

            }

        }

        #endregion

        #region Utility

        private void CheckPictureCount()

        {

            // Do not show panel if 12 images are already uploaded

            pnlUpload.Visible = (Edit_DAL.CountPictures(ModuleId) > 11) ? false : true;

            lblMaxUploaded.Visible = (Edit_DAL.CountPictures(ModuleId) > 11) ? true : false;

        }

        public static void EnsureDirectory(System.IO.DirectoryInfo oDirInfo)

        {

            if (oDirInfo.Parent != null)

                EnsureDirectory(oDirInfo.Parent);

            if (!oDirInfo.Exists)

            {

                oDirInfo.Create();

            }

        }

        public string UniqueString()

        {

            //  Create a unique file name

            DateTime myDate = DateTime.Now;

            string myTimeString = myDate.ToLongTimeString().Replace(":", "u");

            myTimeString = myTimeString.Replace(" AM", "11");

            myTimeString = myTimeString.Replace(" PM", "99");

            myTimeString = (myTimeString + Session.SessionID);

            return myTimeString;

        }

        private void DeletePicture(string PictureName)

        {

            //Get the file upload directory

            string path = MapPath(@"~\DesktopModules\SilverlightAlbum\images\");

            // Delete picture

            if (PictureName != "")

            {

                File.Delete(path + PictureName);

            }

        }

        #endregion

    }

}