PictureHandlingProject/PictureHandling/Form1.cs

using Microsoft.Win32;
using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Linq;
using System.Security.AccessControl;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace PictureHandling
{
    public partial class Form1 : Form
    {
        public RegistryKey CU { get; set; }
        public List<LocalPicture> pictureList = new List<LocalPicture>();
        public Form1()
        {
            InitializeComponent();
            //TestRegistryPermission();
            try
            {
                CU = Registry.CurrentUser;
                RegistryKey PictureHandling = CU.OpenSubKey(@"SOFTWARE\IdoIt4u\PictureHandling");
                if (PictureHandling == null)
                {
                    txtRootDir.Text = @"D:\OurPictures";
                }
                else
                {
                    txtRootDir.Text = (string)PictureHandling.GetValue(@"RootMap");
                }
            }
            catch (Exception ex)
            {

                MessageBox.Show($"RegistryError: {ex}");
            }

        }

        private void txtRootDir_TextChanged(object sender, EventArgs e)
        {
            try
            {
                RegistryKey IdoIt4u = CU.OpenSubKey(@"SOFTWARE\IdoIt4u", true);
                RegistryKey PictureHandling = null;
                if (IdoIt4u != null)
                {
                    PictureHandling = IdoIt4u.OpenSubKey(@"PictureHandling", true);
                }

                if (PictureHandling == null)
                {
                    if (IdoIt4u == null)
                    {
                        IdoIt4u = Registry.CurrentUser.CreateSubKey(@"Software\IdoIt4u", true);
                    }
                    else
                        PictureHandling = IdoIt4u.CreateSubKey(@"PictureHandling", true);
                }
                else
                {
                    PictureHandling.SetValue(@"RootMap", txtRootDir.Text);
                }
            }
            catch (Exception ex)
            {

                MessageBox.Show($"RegistryError: {ex}");
            }
        }

        private void btnReOrganize_Click(object sender, EventArgs e)
        {
            ReorganizeImages();
        }

        private void ReorganizeImages()
        {
            DirectoryInfo di = new DirectoryInfo(txtRootDir.Text);

            if (!di.Exists) di.Create();
            // om den nya rotkatalogen saknas skapa den 

            foreach (var localPic in pictureList)
            {
                if (localPic.CreatedDateChanged)
                {
                    PropertyItem prp;
                    try
                    {
                        prp = localPic.AktImage.GetPropertyItem(306);
                    }
                    catch (Exception ex)
                    {
                        if (ex.Message == "Det går inte att hitta egenskapen.")
                        {
                            prp = localPic.AktImage.PropertyItems[0];
                            prp.Id = 306;
                            prp.Len = localPic.CreatedDate.Length;
                        }
                        else
                        {
                            throw;
                        }
                    }
                    prp.Value = System.Text.ASCIIEncoding.ASCII.GetBytes(localPic.CreatedDate);
                    localPic.AktImage.SetPropertyItem(prp);
                }
                DirectoryInfo dis = new DirectoryInfo(localPic.AarManDir);
                if (!dis.Exists) dis.Create();
                DirectoryInfo diss = new DirectoryInfo(localPic.AarManDayDir);
                if (!diss.Exists) diss.Create();

                localPic.AktImage.Save(localPic.ImageNewFullpath);
            }

            btnReOrganize.Enabled = false;
        }

        private void lstPicFiles_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (!Deleting)
            {
                string fName = ((ListBox)sender).SelectedValue.ToString();
                var lp = ((ListBox)sender).SelectedItem;
                lblFileName.Text = fName;

                lblCreated.Text = "Skapad: " + ((LocalPicture)lp).CreatedDate;
                lblGroundPath.Text = ((LocalPicture)lp).AarManDir;
                lblFinalPath.Text = ((LocalPicture)lp).AarManDayDir;
                int w = ((LocalPicture)lp).AktImWidth;
                int h = ((LocalPicture)lp).AktImHeight;
                int pw = pictureBox1.Width;
                int ph = pictureBox1.Height;
                pictureBox1.SizeMode = PictureBoxSizeMode.Normal;
                Bitmap to_bm = new Bitmap((Image)((LocalPicture)lp).AktImage.Clone(), w * ph / h, ph);
                pictureBox1.Image = to_bm;
            }
        }

        private string TakenDate(Image actPic)
        {
            string sPropDatTaken = "";
            for (int i = 0; i < actPic.PropertyIdList.Length; i++)
            {
                if (actPic.PropertyIdList[i] == 306)
                {
                    for (int j = 0; j < actPic.PropertyItems[i].Len; j++)
                    {
                        sPropDatTaken += Convert.ToChar(actPic.PropertyItems[i].Value[j]);
                    }
                }
            }
            //actPic.Dispose();
            return sPropDatTaken;
        }

        private void btnFileDialog_Click(object sender, EventArgs e)
        {
            openFileDialog1.Title = "Välj bild-fil!";
            openFileDialog1.InitialDirectory = "C:\\";
            openFileDialog1.Filter = "Picture files (*.jpg)|*.jpg;*.jpeg|All files (*.*)|*.*";
            openFileDialog1.FilterIndex = 1;
            openFileDialog1.RestoreDirectory = true;
            openFileDialog1.ShowDialog();
            openFileDialog1.Multiselect = false;
            string fName = openFileDialog1.FileName;
            if (fName.Trim() != "")
            {
                int fNamePos = fName.LastIndexOf(@"\") + 1;
                lblFileName.Text = fName.Substring(fNamePos);
                lblPath.Text = fName.Substring(0, fNamePos);
                listLocalFiles();

                for (int i = 0; i < lstPicFiles.Items.Count; i++)
                {
                    if (lstPicFiles.Items[i].ToString() == lblFileName.Text)
                    {
                        lstPicFiles.SelectedIndex = i;
                        break;
                    }
                }

            }
        }

        private void listLocalFiles()
        {
            DirectoryInfo di = new DirectoryInfo(lblPath.Text);
            var files = new List<FileInfo>();
            files.AddRange(di.GetFiles("*.jpg"));
            files.AddRange(di.GetFiles("*.jpeg"));
            //
            Deleting = true;
            lstPicFiles.DataSource = null;
            pictureList = listBoxDataSource(files);
            lstPicFiles.DataSource = pictureList;
            lstPicFiles.DisplayMember = "PictureFileName";
            lstPicFiles.ValueMember = "PictureFullPath";
            Deleting = false;

            btnReOrganize.Enabled = true;
        }

        public List<LocalPicture> listBoxDataSource(List<FileInfo> fileInfos)
        {

            var outPut = new List<LocalPicture>();

            txtRootDir.Text = txtRootDir.Text.Trim().EndsWith(@"\") ? txtRootDir.Text.Trim() : txtRootDir.Text.Trim() + @"\";

            foreach (var fi in fileInfos)
            {
                var bufPicture = new LocalPicture();

                bufPicture.RootPosition = txtRootDir.Text;

                bufPicture.PictureFileName = fi.Name;

                bufPicture.InitialPath = fi.DirectoryName;

                bufPicture.AktImage = Image.FromFile(bufPicture.PictureFullPath);

                bufPicture.AktImWidth = bufPicture.AktImage.Width;
                bufPicture.AktImHeight = bufPicture.AktImage.Height;

                bufPicture.CreatedDate = TakenDate(bufPicture.AktImage);

                outPut.Add(bufPicture);
            }

            return FillupDateGaps(outPut);
        }

        private List<LocalPicture> FillupDateGaps(List<LocalPicture> inPut)
        {
            Debug.WriteLine($"FillupDateGaps input has {inPut.Count} files.");
            var picReg = new SortedList<string, LocalPicture>();
            foreach (var pict in inPut)
            {
                picReg.Add(pict.PictureFileName, pict);
            }
            var tmpPicture = new LocalPicture();
            tmpPicture.CreatedDate = "";
            Stack<string> stack = new Stack<string>();
            var outPut = new List<LocalPicture>();

            foreach (KeyValuePair<string, LocalPicture> lPic in picReg)
            {
                if (lPic.Value.CreatedDate == "")
                {
                    if (tmpPicture.CreatedDate != "")
                    {
                        lPic.Value.CreatedDate = tmpPicture.CreatedDate;
                        lPic.Value.CreatedDateChanged = true;
                        outPut.Add(lPic.Value);
                    }
                    else
                    {
                        stack.Push(lPic.Key);
                    }
                }
                else
                {
                    tmpPicture = lPic.Value;
                    while (stack.Count > 0)
                    {
                        var picRegKey = stack.Pop();
                        picReg[picRegKey].CreatedDate = tmpPicture.CreatedDate;
                        picReg[picRegKey].CreatedDateChanged = true;
                        outPut.Add(picReg[picRegKey]);
                    }
                    outPut.Add(lPic.Value);
                }
            }
            Debug.WriteLine($"FillupDateGaps output has {outPut.Count} files.");
            return outPut;
        }
    }
}