QC14-Badge-Webview/qcbadge/Controllers/HomeController.cs
2017-07-22 21:44:56 -07:00

352 lines
12 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;
using System.Collections;
namespace qcbadge.Controllers
{
public class HomeController : Controller
{
public IActionResult Index(string s, string id, int refresh)
{
Helpers.Sql sql = new Helpers.Sql();
ViewData["refresh"] = refresh;
if ((String.Compare(Startup.scode, s, true) == 0))
{
ViewData["Message"] = "";
ViewData["0"] = 0;
ViewData["1"] = 0;
ViewData["38"] = 0;
bool[] imglist = new bool[48];
if (String.IsNullOrEmpty(id))
{
imglist = sql.selectGlobalView();
for (int i = 0; i < 48; i++)
{
ViewData[i.ToString()] = imglist[i];
}
}
else
{
int badgeid = Convert.ToInt32(id);
badgeid = badgeid + 1;
imglist = sql.selectIndervidualView(badgeid);
for (int i = 0; i < 48; i++)
{
ViewData[i.ToString()] = imglist[i];
}
}
return View();
}
else { return StatusCode(401); }
}
public IActionResult List(string s, string id, int refresh)
{
Helpers.Sql sql = new Helpers.Sql();
ViewData["refresh"] = refresh;
if ((String.Compare(Startup.scode, s, true) == 0))
{
ViewData["Message"] = "";
ViewData["lastseen"] = "";
ViewData["indv"] = 0;
ViewData["curr"] = 99;
bool[] imglist = new bool[48];
if (String.IsNullOrEmpty(id))
{
imglist = sql.selectGlobalView();
ViewData["lastseen"] = sql.selectGlobalLastSeen();
for (int i = 0; i < 48; i++)
{
ViewData[i.ToString()] = imglist[i];
}
}
else
{
ViewData["indv"] = 1;
int badgeid = Convert.ToInt32(id);
badgeid = badgeid + 1;
imglist = sql.selectIndervidualView(badgeid);
string[] listdata = sql.selectIndervidualLastSeen(badgeid);
ViewData["lastseen"] = listdata[0];
if(!String.IsNullOrEmpty(listdata[1]))
{
ViewData["curr"] = Convert.ToInt32(listdata[1]);
}
for (int i = 0; i < 48; i++)
{
ViewData[i.ToString()] = imglist[i];
}
}
return View();
}
else { return StatusCode(401); }
}
public IActionResult Update(string advertData, string advertData64)
{
//// Flags; this sets the device to use limited discoverable
//// mode (advertises for 30 seconds at a time) instead of general
//// discoverable mode (advertises indefinitely)
//2, // length of this data
//GAP_ADTYPE_FLAGS, // 0x01
//GAP_ADTYPE_FLAGS_BREDR_NOT_SUPPORTED, // 0x04
//// Appearance: This is a #badgelife header.
//3, // Length of this data
//GAP_ADTYPE_APPEARANCE, // Data type: "Appearance" // 0x19
//0xDC, // DC
//0x19, // 19 #badgelife
//// Queercon data: ID, current icon, etc
//15, // length of this data including the data type byte
//GAP_ADTYPE_MANUFACTURER_SPECIFIC, // manufacturer specific adv data type // 0xff
//0xD3, // Company ID - Fixed (queercon)
//0x04, // Company ID - Fixed (queercon)
//0x00, // Badge ID MSB
//0x00, // Badge ID LSB
//0x00, // Current icon ID
//0x00, // icon 40..47
//0x00, // icon 32..39
//0x00, // icon 24..31
//0x00, // icon 16..23
//0x00, // icon 8..15
//0x00, // icon 0.. 7
//0x00, // CHECK
//9,
//GAP_ADTYPE_LOCAL_NAME_SHORT, // 0x08
//0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
// Jakes take on the header:
// 0x0201040319DC190FFFD304 < -Fixed header
// [AAAA] < -Badge ID 0 - 289 In Dec / 0000 - 0121 in Hex
// [BB] < -Current Icon
// //NOPE NOT ANYMORE//[CC] < -RESERVED(incase jonathan wants more than 40 icons ?)
// [CCDDDDDDDDDD] < -icon bit array 47...........0
// [EE] < -Checksum
// 0908[41524F5947424956] < -End + Crypto
//
// 0x0201040319DC190FFFD304AAAABBCCDDDDDDDDDDEE090841524F5947424956
// 0x0201040319DC190FFFD3040122BBCCDDDDDDDDDDEE090841524F5947424956 = Badgeid = 122/290
// The advt data only.. 0xD304AAAABBCCDDDDDDDDDDEE
// The advt data only id 122 0xD3040122BBCCDDDDDDDDDDDDEE
// http://localhost:55091/Home/Update?advertdata64=AgEEAxncGQ//0wQBIrvM3d3d3d3uCQhBUk9ZR0JJVg==
// 0xD3, // Company ID - Fixed (queercon)
// 0x04, // Company ID - Fixed (queercon)
// 0x00, // Badge ID MSB
// 0x00, // Badge ID LSB
// 0x00, // Current icon ID
// 0x00, // icon 40..47
// 0x00, // icon 32..39
// 0x00, // icon 24..31
// 0x00, // icon 16..23
// 0x00, // icon 8..15
// 0x00, // icon 0.. 7
// 0x00, // CHECK
// 0x00, // CHECK
if (String.IsNullOrEmpty(advertData) && String.IsNullOrEmpty(advertData64))
{
return StatusCode(200);
}
else
{
Helpers.Sql sql = new Helpers.Sql();
if (!String.IsNullOrEmpty(advertData64))
{
//System.Diagnostics.Debug.WriteLine(advertData64);
advertData64 = advertData64.Replace(' ', '+');
byte[] bytes = Convert.FromBase64String(advertData64);
advertData = "0x" + BitConverter.ToString(bytes);
var charsToRemove = new string[] { "-" };
foreach (var c in charsToRemove)
{
advertData = advertData.Replace(c, string.Empty);
}
System.Diagnostics.Debug.WriteLine(advertData);
}
//String header = "0x0201040319DC190FFFD304";
//String footer = "090841524F5947424956";
String header = "0xD304";
if (advertData.StartsWith(header))
{
//http://tomeko.net/online_tools/hex_to_base64.php?lang=en
//for base64 convert
//lets do some CRC things
String crcData = advertData.Substring(6, 18);
System.Diagnostics.Debug.WriteLine("CRC to check: " + crcData);
UInt16 crcrsp = CCITT_CRC16(crcData);
System.Diagnostics.Debug.WriteLine("CRC resp: " + crcrsp);
//byte[] recbytes = new byte[2];
//recbytes[0] = BitConverter.GetBytes(crcrsp)[0];
//recbytes[1] = BitConverter.GetBytes(crcrsp)[1];
//System.Diagnostics.Debug.WriteLine("CRC 1st byte: " + recbytes[0]);
//System.Diagnostics.Debug.WriteLine("CRC 2nd byte: " + recbytes[1]);
//byte crc8res = (byte)(recbytes[0] ^ recbytes[1]);
//System.Diagnostics.Debug.WriteLine("CRC the byte: " + crc8res);
String crcFinal = advertData.Substring(24, 4);
int crcFinalInt = Convert.ToInt32(crcFinal, 16);
System.Diagnostics.Debug.WriteLine("CRC the bytes: " + crcFinalInt);
if (crcFinalInt == crcrsp)
{
String qcData = advertData.Substring(6, 18);
System.Diagnostics.Debug.WriteLine(qcData);
String badgeIdStr = qcData.Substring(0, 4);
System.Diagnostics.Debug.WriteLine(badgeIdStr);
int badgeId = Convert.ToInt32(badgeIdStr, 16) + 1;
System.Diagnostics.Debug.WriteLine(badgeId);
String curIconStr = qcData.Substring(4, 2);
System.Diagnostics.Debug.WriteLine(curIconStr);
int curIcon = Convert.ToInt32(curIconStr, 16);
System.Diagnostics.Debug.WriteLine(curIcon);
//Need to convert the int to a bit array
String curIconArrStr = qcData.Substring(6, 12);
System.Diagnostics.Debug.WriteLine(curIconArrStr);
long curIconArr = Convert.ToInt64(curIconArrStr, 16);
System.Diagnostics.Debug.WriteLine(curIconArr);
string binaryArr = Convert.ToString(curIconArr, 2); //Convert to binary in a string
int[] bitSet = binaryArr.PadLeft(48, '0') // Add 0's from left
.Select(c => int.Parse(c.ToString())) // convert each char to int
.ToArray(); // Convert IEnumerable from select to Array
//Bitset is inversed from spec. LSB==47
for (int i = 0; i < 48; i++)
{
System.Diagnostics.Debug.WriteLine("i: " + i);
System.Diagnostics.Debug.WriteLine(bitSet[i]);
}
int rows = sql.updateBadge(badgeId, curIcon, bitSet);
System.Diagnostics.Debug.WriteLine(rows);
if (rows == 1)
{
return StatusCode(201);
}
else
{
return StatusCode(200);
}
}
else
{
return StatusCode(200);
}
}
else
{
return StatusCode(400);
}
}
}
private UInt16 CCITT_CRC16(string strInput)
{
byte[] bytes = StringToByteArray(strInput);
UInt16 crc = 0xB8F6;
//crc = (unsigned char)(crc >> 8) | (crc << 8);
//crc ^= (unsigned char) *sbuf;
//crc ^= (unsigned char)(crc & 0xff) >> 4;
//crc ^= (crc << 8) << 4;
//crc ^= ((crc & 0xff) << 4) << 1;
//len--;
//sbuf++;
for(int j = 0; j < 9; j++)
{
System.Diagnostics.Debug.WriteLine("sbuf: " + j);
System.Diagnostics.Debug.WriteLine("byte: " + bytes[j]);
crc = (UInt16)(((crc >> 8) | (crc << 8)) & 0xffff);
crc ^= (UInt16)(bytes[j] & 0xff);//byte to int, trunc sign
crc ^= (UInt16)((crc & 0xff) >> 4);
crc ^= (UInt16)((crc << 12) & 0xffff );
crc ^= (UInt16)(((crc & 0xff) << 5) & 0xffff);
}
crc &= 0xffff;
return crc;
}
public static byte[] StringToByteArray(String hex)
{
int NumberChars = hex.Length;
byte[] bytes = new byte[NumberChars / 2];
for (int i = 0; i < NumberChars; i += 2)
bytes[i / 2] = Convert.ToByte(hex.Substring(i, 2), 16);
return bytes;
}
public IActionResult Error()
{
return View();
}
}
}