Initial commit responding with current version info from gitlab

app/Http/Controllers/Controller.php

@@ -0,0 +1,10 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use Laravel\Lumen\Routing\Controller as BaseController;
+
+class Controller extends BaseController
+{
+    //
+}

app/Http/Controllers/VersionController.php

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+<?php
+
+namespace App\Http\Controllers;
+
+use GuzzleHttp\Client;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Cache;
+use Illuminate\Support\Facades\Log;
+
+class VersionController extends Controller
+{
+    const CACHE_TIME = 10;                          // Time to cache version
+
+    const GL_PROJECT = 2;                           // Gitlab project number
+    const GL_URL = 'https://dev.dege.au/api/v4';    // Gitlab URL
+
+    const VERSION_REGEX = '/^v([0-9]+\.[0-9]+\.[0-9]+(\.[0-9]+)?)-([a-z]{3})-([a-z0-9]{8})$/';
+
+    public function main(Request $request,string $version=NULL) {
+        // Our version is in the format of either:
+        // v1.2.3-xxx-abcdef01
+        Log::info(sprintf('Connection from [%s] reporting version [%s]',$this->getUserIpAddr(),$version));
+
+        $matches = [];
+        if (preg_match(self::VERSION_REGEX,$version,$matches)) {
+            // If xxx is "dev" we are a development version
+            switch($matches[3]) {
+                case 'dev':
+                    $current = Cache::remember('dev',self::CACHE_TIME,function() {
+                        $client = new Client;
+                        $url = sprintf('%s/projects/%d/repository/commits',self::GL_URL,self::GL_PROJECT);
+
+                        $response = $client->request('GET',$url,['form_params'=>['ref_name'=>'BRANCH-2.0','order'=>'default']]);
+
+                        if ($response->getStatusCode() === 200) {
+                            $result = collect(json_decode($response->getBody()));
+
+                            return $result->first();
+                        }
+
+                        return NULL;
+                    });
+
+                    if ($current) {
+                        $repository = sprintf('v%s-rel-%s',$matches[1],$current->short_id);
+
+                        // Find the tag associated with version $matches[1] and see if it is more recent than $matches[4]
+                        return ($matches[4] === $current->short_id) ? ['current'=>$repository] : ['upgrade'=>sprintf('v%s-%s-%s',$matches[1],$matches[3],$current->short_id)];
+
+                    } else
+                        return ['unknown'=>'vn.n.n-dev-hhhhhhhh'];
+
+                case 'rel':
+                    $current = Cache::remember('dev',self::CACHE_TIME,function() {
+                        $client = new Client;
+                        $url = sprintf('%s/projects/%d/repository/tags',self::GL_URL,self::GL_PROJECT);
+
+                        // Find the tag associated with version $matches[1] and see if there is a more recent version number
+                        $response = $client->request('GET',$url,['form_params'=>['ref_name'=>'master','sort'=>'desc']]);
+
+                        if ($response->getStatusCode() === 200) {
+                            $result = collect(json_decode($response->getBody()));
+
+                            return $result->first();
+                        }
+
+                        return NULL;
+                    });
+
+                    if ($current) {
+                        $repository = sprintf('v%s-rel-%s',$current->name,$current->commit->short_id);
+
+                        // If $matches[1] is smaller, "upgrade available"
+                        if ($matches[1] < $current->name)
+                            return ['upgrade'=>$repository];
+
+                        // If $matches[1] is the same, validate that $matches[4] is current and the same and if not, error
+                        elseif ($matches[1] === $current->name)
+                            return ($matches[4] === $current->commit->short_id) ? ['current'=>$repository] : ['mismatch'=>$repository];
+
+                        // if $matches[1] is higher, abort
+                        else
+                            return ['unknown'=>$repository];
+
+                    } else
+                        return ['unknown'=>'vn.n.n-rel-hhhhhhhh'];
+            }
+        }
+
+        // Return the current version
+        return ['unknown'=>'vn.n.n-xxxx-hhhhhhhh'];
+    }
+
+    public function getUserIpAddr(){
+        $ipaddress = '';
+        if (isset($_SERVER['HTTP_CLIENT_IP']))
+            $ipaddress = $_SERVER['HTTP_CLIENT_IP'];
+        else if(isset($_SERVER['HTTP_X_FORWARDED_FOR']))
+            $ipaddress = $_SERVER['HTTP_X_FORWARDED_FOR'];
+        else if(isset($_SERVER['HTTP_X_FORWARDED']))
+            $ipaddress = $_SERVER['HTTP_X_FORWARDED'];
+        else if(isset($_SERVER['HTTP_FORWARDED_FOR']))
+            $ipaddress = $_SERVER['HTTP_FORWARDED_FOR'];
+        else if(isset($_SERVER['HTTP_FORWARDED']))
+            $ipaddress = $_SERVER['HTTP_FORWARDED'];
+        else if(isset($_SERVER['REMOTE_ADDR']))
+            $ipaddress = $_SERVER['REMOTE_ADDR'];
+        else
+            $ipaddress = 'UNKNOWN';
+        return $ipaddress;
+     }
+}

app/Http/Middleware/Authenticate.php

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+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+use Illuminate\Contracts\Auth\Factory as Auth;
+
+class Authenticate
+{
+    /**
+     * The authentication guard factory instance.
+     *
+     * @var \Illuminate\Contracts\Auth\Factory
+     */
+    protected $auth;
+
+    /**
+     * Create a new middleware instance.
+     *
+     * @param  \Illuminate\Contracts\Auth\Factory  $auth
+     * @return void
+     */
+    public function __construct(Auth $auth)
+    {
+        $this->auth = $auth;
+    }
+
+    /**
+     * Handle an incoming request.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @param  \Closure  $next
+     * @param  string|null  $guard
+     * @return mixed
+     */
+    public function handle($request, Closure $next, $guard = null)
+    {
+        if ($this->auth->guard($guard)->guest()) {
+            return response('Unauthorized.', 401);
+        }
+
+        return $next($request);
+    }
+}

app/Http/Middleware/ExampleMiddleware.php

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+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+
+class ExampleMiddleware
+{
+    /**
+     * Handle an incoming request.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @param  \Closure  $next
+     * @return mixed
+     */
+    public function handle($request, Closure $next)
+    {
+        return $next($request);
+    }
+}