Initial commit.

DragonicaWindy · Apr 2, 2019 · 7e70354 · 7e70354
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commit 7e70354
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diff --git a/.gitignore b/.gitignore
@@ -0,0 +1,3 @@
+.vs/
+iFakeLocation/bin/
+iFakeLocation/obj/
diff --git a/iFakeLocation.sln b/iFakeLocation.sln
@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 15
+VisualStudioVersion = 15.0.28307.168
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "iFakeLocation", "iFakeLocation\iFakeLocation.csproj", "{139BC197-DD38-4377-9967-B0DC2CCC730F}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{139BC197-DD38-4377-9967-B0DC2CCC730F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{139BC197-DD38-4377-9967-B0DC2CCC730F}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{139BC197-DD38-4377-9967-B0DC2CCC730F}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{139BC197-DD38-4377-9967-B0DC2CCC730F}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {986B8B4A-402D-41E9-B2AE-386E3BCAE174}
+	EndGlobalSection
+EndGlobal
diff --git a/iFakeLocation/DeveloperImageHelper.cs b/iFakeLocation/DeveloperImageHelper.cs
@@ -0,0 +1,69 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Net;
+using System.Linq;
+
+namespace iFakeLocation
+{
+    static class DeveloperImageHelper
+    {
+        private class WebClientEx : WebClient
+        {
+            protected override WebRequest GetWebRequest(Uri address)
+            {
+                HttpWebRequest request = base.GetWebRequest(address) as HttpWebRequest;
+                if (request != null) request.AutomaticDecompression = DecompressionMethods.Deflate | DecompressionMethods.GZip;
+                return request;
+            }
+        }
+
+        private static readonly WebClient WebClient = new WebClientEx();
+        private static readonly Dictionary<string, string> VersionToImageUrl = new Dictionary<string, string>();
+
+        private const string ImagePath = "DeveloperImages";
+
+        public static bool HasImageForDevice(DeviceInformation device)
+        {
+            string[] p;
+            return HasImageForDevice(device, out p);
+        }
+
+        public static string GetSoftwareVersion(DeviceInformation device)
+        {
+            var ver = ((string)device.Properties["ProductVersion"]).Split('.');
+            return ver[0] + "." + ver[1];
+        }
+
+        public static bool HasImageForDevice(DeviceInformation device, out string[] paths)
+        {
+            var verStr = GetSoftwareVersion(device);
+            var a = Path.Combine(ImagePath, verStr, "DeveloperDiskImage.dmg");
+            var b = a + ".signature";
+            paths = new[] { a, b };
+            return File.Exists(a) && File.Exists(b);
+        }
+
+        public static Tuple<string, string>[] GetLinksForDevice(DeviceInformation device)
+        {
+            var verStr = GetSoftwareVersion(device);
+
+            // Populate URLs for developer images from Github
+            if (VersionToImageUrl.Count == 0)
+            {
+                WebClient.Headers["Accept"] = "application/json";
+                WebClient.Headers["X-Requested-With"] = "XMLHttpRequest";
+                var response = WebClient.DownloadString("https://github.com/xushuduo/Xcode-iOS-Developer-Disk-Image/tree-list/6718c0ced4dadf28ecc8411fddce32f4f779db9f");
+                var paths = response.Split('"').Where(s => s.EndsWith(".dmg", StringComparison.InvariantCultureIgnoreCase)).ToArray();
+                foreach (var path in paths)
+                    VersionToImageUrl.Add(path.Split('/')[1].Split(' ')[0], "https://github.com/xushuduo/Xcode-iOS-Developer-Disk-Image/raw/master/" + path);
+            }
+
+            string ss;
+            return VersionToImageUrl.TryGetValue(verStr, out ss) ? new[] {
+                new Tuple<string, string>(ss, Path.Combine(ImagePath, verStr, "DeveloperDiskImage.dmg")),
+                new Tuple<string, string>(ss + ".signature", Path.Combine(ImagePath, verStr, "DeveloperDiskImage.dmg.signature"))
+            } : null;
+        }
+    }
+}