Add Json request implementation with support for slim skins

README.md

@@ -42,3 +42,23 @@ Returns the cape of the given user.
 | -------------- | --------- | ----------------------- |
 | `access_token` | string    | The user's access token |
 | `cape`         | image/png | The cape file           |
+
+### Json
+
+**GET** `/api/skin-api/textures/{user_name}`
+Return the json like this
+```
+{
+  "SKIN": {
+    "url": "http://example.com/api/skin-api/skins/gfortes",
+    "digest": "SHA256 HASH (HEX)",
+    "metadata": {
+      "model": "slim"
+    }
+  },
+  "CAPE": {
+    "url": "http://example.com/api/skin-api/capes/gfortes",
+    "digest": "SHA256 HASH (HEX)"
+  }
+}
+```

routes/api.php

@@ -1,6 +1,7 @@
 <?php
 
 use Azuriom\Plugin\SkinApi\Controllers\Api\ApiController;
+use Azuriom\Plugin\SkinApi\Controllers\TextureJsonController;
 use Illuminate\Support\Facades\Route;
 
 // Skins
@@ -17,3 +18,6 @@
 Route::get('/capes/{user}', [ApiController::class, 'cape']);
 Route::post('/capes', [ApiController::class, 'updateCape'])->name('capes.update');
 Route::delete('/capes', [ApiController::class, 'deleteCape'])->name('capes.delete');
+
+// Json Provider
+Route::get('/textures/{username}', [TextureJsonController::class, 'handle']);

src/Controllers/TextureJsonController.php

@@ -0,0 +1,72 @@
+<?php
+
+namespace Azuriom\Plugin\SkinApi\Controllers;
+
+use Illuminate\Routing\Controller;
+use Illuminate\Support\Facades\Storage;
+use Azuriom\Models\User;
+
+class TextureJsonController extends Controller
+{
+    public function handle(string $username)
+    {
+        $user = User::where('name', $username)->first();
+
+        $result = [];
+        $userId = $user ? $user->id : null;
+
+        //SKIN
+        if ($userId && Storage::disk('public')->exists("skins/{$userId}.png")) {
+            $skinFile = "skins/{$userId}.png";
+        } elseif (Storage::disk('public')->exists("skins/default.png")) {
+            $skinFile = "skins/default.png";
+        } else {
+            $skinFile = null;
+        }
+
+        if ($skinFile) {
+            $skinPath = Storage::disk('public')->path($skinFile);
+
+            $result['SKIN'] = [
+                'url' => url("/api/skin-api/skins/$username"),
+                'digest' => hash_file('sha256', $skinPath),
+                'metadata' => [
+                    'model' => $this->detectModel($skinPath)
+                ]
+            ];
+        }
+
+        //CAPE
+        if ($userId && Storage::disk('public')->exists("capes/{$userId}.png")) {
+            $capeFile = "capes/{$userId}.png";
+        } elseif (Storage::disk('public')->exists("capes/default.png")) {
+            $capeFile = "capes/default.png";
+        } else {
+            $capeFile = null;
+        }
+
+        if ($capeFile) {
+            $capePath = Storage::disk('public')->path($capeFile);
+
+            $result['CAPE'] = [
+                'url' => url("/api/skin-api/capes/$username"),
+                'digest' => hash_file('sha256', $capePath)
+            ];
+        }
+
+        return response()->json($result, 200, [], JSON_UNESCAPED_SLASHES);
+    }
+
+    private function detectModel(string $path): string
+    {
+      $img = imagecreatefrompng($path);
+
+      $rgb = imagecolorat($img,55,20);
+      $colors = imagecolorsforindex($img, $rgb);
+      $alpha = $colors["alpha"];
+      imagedestroy($img);
+
+
+      return $alpha === 127 ? 'slim' : 'default';
+    }
+}