PodLift Code

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using Microsoft.Win32;

namespace Pomme
{
    public enum iDeviceType
    {
        None = 0,
        iPod = 1,
        iPhone = 2
    }

    public class iDevice
    {
        #region Constants

        protected const int buffer_size = 65536;
        protected const string iphone_driveletter = "#";
        protected const string ipoddbpath = "iPod_Control\\iTunes\\"; 
        protected const string dbname = "iTunesDB";
        protected const string EX_IO_ERR = "There was an error accessing your iPod!";
        #endregion // Constants

        #region Properties

        private iPhone phone = null;
        private iDeviceType deviceType = iDeviceType.None;
        private string driveLetter = null;

        internal iPhone Phone
        {
            get { return phone; }
        }
        
        public iDeviceType DeviceType
        {
            get { return deviceType; }
        }

        public string DriveLetter
        {
            get { return driveLetter; }
        }
        #endregion // Properties


        #region Constructor
        
        public iDevice()
        {
            phone = new iPhone(); // We need this even if we load an ipod, in case we load a phone later
            
            // Check if there is an iPod,
            if ((driveLetter = findIpodDrive()) != null)
            {
                deviceType = iDeviceType.iPod;
            }
            else
            {   //  if not Register to find out if there is an iPhone
                phone.Connect += new ConnectEventHandler(phone_Connect);
                phone.Disconnect += new ConnectEventHandler(phone_Disconnect);
            }
        }
        #endregion // Constructor


        #region Events
        
        void phone_Connect(object sender, ConnectEventArgs args)
        {
            if (phone.IsConnected && deviceType == iDeviceType.None)
            {
                deviceType = iDeviceType.iPhone;
                driveLetter = iphone_driveletter;
            }
        }
        
        void phone_Disconnect(object sender, ConnectEventArgs args)
        {
            if (!phone.IsConnected && deviceType == iDeviceType.iPhone)
            {
                deviceType = iDeviceType.None;
                driveLetter = null;

                // Todo : Use a callback to warn the host program?
            }
        }
        #endregion // Events


        #region Private Methods
        
        private bool isIpod(string drive)
        {
            // Check if the specified drive is an ipod

            // is the db file there?
            try
            {
                string theFileName = drive + ":\\" + ipoddbpath + dbname;
                FileInfo theFile = new FileInfo(theFileName);
                
                return theFile.Exists;
            }
            catch
            {
                throw new IOException("Error accessing filesystem.");
            }
        }
        
        private string findIpodDrive()
        {
            // Return drive letter of first ipod or null
            for (char i = 'a'; i <= 'z'; i++)
            {
                if (isIpod(i.ToString()))
                {
                    return i.ToString();
                }
            }
            return null;
        }
        #endregion // Private Methods

        #region Internal Methods

        internal void CopyFromPhone(string devPath, string winPath)
        {
            // TODO: Deal with paths that refer to iPhone files
            if (deviceType != iDeviceType.iPhone)
            {
                throw new IOException("Cannot copy: device is not a phone.");
            }

            byte[] buffer = new byte[buffer_size];
            int len = 0;

            try
            {
                FileStream dest = new FileStream(winPath, FileMode.Create, FileAccess.Write);
                iPhoneFile source = iPhoneFile.OpenRead(phone, devPath);

                do
                {
                    len = source.Read(buffer, 0, buffer_size);
                    dest.Write(buffer, 0, len);
                } while (len > 0);

                source.Close();
                dest.Close();
            }
            catch
            {
                throw new IOException("Error copying iPhone file.");
            }
        }

        #endregion // Internal Methods
        

        #region Public Methods

        public bool CheckForDevice()
        {
            if (deviceType == iDeviceType.None)
            {
                if ((driveLetter = findIpodDrive()) != null)
                {
                    deviceType = iDeviceType.iPod;
                }
                else if (phone != null && phone.IsConnected)
                {
                    deviceType = iDeviceType.iPhone;
                    driveLetter = iphone_driveletter;
                }
            }
            return (deviceType != iDeviceType.None);
        }
        #endregion // Public Methods

        #region Static Methods

        public static bool LocateiTunesMobileDeviceDLL()
        {
            // let's make sure we have the "iTunesMobileDevice.dll"
            // somewhere where we can find it
            const string subkey = "iTunesMobileDeviceDLL";
            string keyName = "HKEY_LOCAL_MACHINE\\SOFTWARE\\Apple Inc.\\Apple Mobile Device Support\\Shared";
            string fileLoc, path;

            if ((fileLoc = (string)Registry.GetValue(keyName, subkey, null)) == null)
            {
                keyName = "HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Apple Inc.\\Apple Mobile Device Support\\Shared";
                fileLoc = (string)Registry.GetValue(keyName, subkey, null);
            }

            if (fileLoc != null)
            {
                path = fileLoc.Substring(0, fileLoc.LastIndexOf('\\'));
                Environment.SetEnvironmentVariable("PATH", Environment.GetEnvironmentVariable("PATH") + ";" + path);
            }
            if (!File.Exists("iTunesMobileDevice.dll") && !File.Exists(fileLoc))
            {
                //MessageBox.Show("iTunesMobileDevice.dll not found!!", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
                return false;
            }
            return true;
        }

        #endregion // Static Methods

    }
}