refactor: replace custom CRM with Monica fork

app/Providers/DAVServiceProvider.php

@@ -0,0 +1,113 @@
+<?php
+
+namespace App\Providers;
+
+use Illuminate\Support\Arr;
+use LaravelSabre\LaravelSabre;
+use Sabre\CalDAV\CalendarRoot;
+use Sabre\CalDAV\ICSExportPlugin;
+use Sabre\CardDAV\VCFExportPlugin;
+use Illuminate\Support\Facades\App;
+use Illuminate\Support\Facades\Auth;
+use Sabre\DAVACL\Plugin as AclPlugin;
+use Sabre\DAVACL\PrincipalCollection;
+use Illuminate\Support\ServiceProvider;
+use Sabre\CalDAV\Plugin as CalDAVPlugin;
+use Sabre\DAV\Auth\Plugin as AuthPlugin;
+use Sabre\DAV\Sync\Plugin as SyncPlugin;
+use App\Http\Controllers\DAV\DAVRedirect;
+use Sabre\CardDAV\Plugin as CardDAVPlugin;
+use App\Http\Controllers\DAV\Auth\AuthBackend;
+use Sabre\DAV\Browser\Plugin as BrowserPlugin;
+use App\Http\Controllers\DAV\DAVACL\PrincipalBackend;
+use App\Http\Controllers\DAV\Backend\CalDAV\CalDAVBackend;
+use App\Http\Controllers\DAV\Backend\CardDAV\CardDAVBackend;
+use App\Http\Controllers\DAV\Backend\CardDAV\AddressBookRoot;
+
+class DAVServiceProvider extends ServiceProvider
+{
+    /**
+     * Bootstrap any application services.
+     *
+     * @return void
+     */
+    public function boot()
+    {
+        LaravelSabre::nodes(function () {
+            return $this->nodes();
+        });
+        LaravelSabre::plugins(function () {
+            return $this->plugins();
+        });
+        LaravelSabre::auth(function (\Illuminate\Http\Request $request): bool {
+            if (! $request->user()) {
+                return false;
+            }
+
+            if ($request->user()->admin ||
+                config('laravelsabre.users') == null) {
+                return true;
+            }
+
+            $users = explode(',', config('laravelsabre.users'));
+            $filtered = Arr::where($users, function ($value, $key) use ($request) {
+                return $value === $request->user()->email;
+            });
+
+            return count($filtered) > 0;
+        });
+    }
+
+    /**
+     * List of nodes for DAV Collection.
+     */
+    private function nodes(): array
+    {
+        $user = Auth::user();
+
+        // Initiate custom backends for link between Sabre and Monica
+        $principalBackend = app(PrincipalBackend::class)->init($user);   // User rights
+        $carddavBackend = app(CardDAVBackend::class)->init($user);       // Contacts
+        $caldavBackend = app(CalDAVBackend::class)->init($user);         // Calendar
+
+        return [
+            new PrincipalCollection($principalBackend),
+            new AddressBookRoot($principalBackend, $carddavBackend),
+            new CalendarRoot($principalBackend, $caldavBackend),
+        ];
+    }
+
+    /**
+     * List of Sabre plugins.
+     */
+    private function plugins()
+    {
+        // Authentication backend
+        $authBackend = new AuthBackend();
+        yield new AuthPlugin($authBackend);
+
+        // CardDAV plugin
+        yield new CardDAVPlugin();
+        yield new VCFExportPlugin();
+
+        // CalDAV plugin
+        yield new CalDAVPlugin();
+        yield new ICSExportPlugin();
+
+        // Sync Plugin - rfc6578
+        yield new SyncPlugin();
+
+        // ACL plugnin
+        $aclPlugin = new AclPlugin();
+        $aclPlugin->allowUnauthenticatedAccess = false;
+        $aclPlugin->hideNodesFromListings = true;
+        yield $aclPlugin;
+
+        // In local environment add browser plugin
+        if (App::environment('local')) {
+            yield new BrowserPlugin(false);
+        } else {
+            yield new DAVRedirect();
+        }
+    }
+}