Pdf Import Rewrite

Pdf Import rewritten to greatly improve QR Code detection, reduce reliance on iTextSharp and improve thumbnails. Fixes #50
2016-08-26 09:46:35 +10:00
parent 44f6d325db
commit 5ea9a814d6
98 changed files with 3168 additions and 3202 deletions
@@ -0,0 +1,71 @@
+using Disco.Models.Repository;
+using System;
+using System.Drawing;
+using System.IO;
+
+namespace Disco.Services
+{
+    public static class DeviceDataStoreExtensions
+    {
+        public static bool ImageImport(this DeviceModel deviceModel, Stream ImageStream)
+        {
+            try
+            {
+                using (Bitmap inputBitmap = new Bitmap(ImageStream))
+                {
+                    using (Image outputBitmap = inputBitmap.ResizeImage(256, 256))
+                    {
+                        using (MemoryStream ms = new MemoryStream())
+                        {
+                            outputBitmap.SavePng(ms);
+                            ms.Position = 0;
+
+                            var deviceModelImagePath = deviceModel.ImageFilePath();
+
+
+                            using (var storeStream = new FileStream(deviceModelImagePath, FileMode.Create, FileAccess.Write, FileShare.None))
+                            {
+                                ms.CopyTo(storeStream);
+                            }
+                            //deviceModel.Image = ms.ToArray();
+                        }
+                    }
+                }
+                return true;
+            }
+            catch (Exception)
+            {
+                return false;
+            }
+        }
+
+        public static FileStream Image(this DeviceModel deviceModel)
+        {
+            var deviceModelImagePath = deviceModel.ImageFilePath();
+
+            if (File.Exists(deviceModelImagePath))
+                return new FileStream(deviceModelImagePath, FileMode.Open, FileAccess.Read, FileShare.Read);
+            else
+                return null;
+        }
+
+        public static string ImageFilePath(this DeviceModel deviceModel)
+        {
+            var configCache = new Disco.Data.Configuration.SystemConfiguration(null);
+
+            var deviceModelImagesDataStore = DataStore.CreateLocation(configCache, "DeviceModelImages");
+
+            return Path.Combine(deviceModelImagesDataStore, string.Format("{0}.png", deviceModel.Id));
+        }
+
+        public static string ImageHash(this DeviceModel deviceModel)
+        {
+            var deviceModelImagePath = deviceModel.ImageFilePath();
+
+            if (File.Exists(deviceModelImagePath))
+                return File.GetLastWriteTimeUtc(deviceModelImagePath).ToBinary().ToString();
+            else
+                return "-1";
+        }
+    }
+}