fixed nextcloud and wa api

app/Http/Controllers/Backend/NextCloudController.php

@@ -0,0 +1,71 @@
+<?php
+
+namespace App\Http\Controllers\Backend;
+
+use App\Http\Controllers\Controller;
+use Illuminate\Http\Request;
+
+class NextCloudController extends Controller
+{
+    public function download($file)
+    {
+        // Decode the file path (should match what was encoded)
+        $filePath = base64_decode($file);
+
+        // Nextcloud configuration
+        $baseUrl  = rtrim(env('NEXT_CLOUD_URL'), '/'); // e.g. "https://mkt.tunggal-pharma.com"
+        $username = env('NEXT_CLOUD_USERNAME');         // e.g. "user_dev"
+        $password = env('NEXT_CLOUD_PASSWORD');         // e.g. "userdev12345"
+
+        // Clean up and encode the file path segments
+        $filePath = trim((string)$filePath);
+        $segments = explode('/', ltrim($filePath, '/'));
+        $encodedPath = implode('/', array_map('rawurlencode', $segments));
+
+        // Build the full Nextcloud URL (without embedded credentials)
+        $relativePath = "remote.php/dav/files/{$username}/" . $encodedPath;
+        $url = $baseUrl . '/' . $relativePath;
+
+        // Initialize cURL to fetch the file
+        $ch = curl_init($url);
+        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+
+        // Set Basic Authentication
+        curl_setopt($ch, CURLOPT_USERPWD, "{$username}:{$password}");
+        curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_BASIC);
+        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
+
+        // SSL Options (adjust if needed)
+        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
+        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
+
+        // *** Add the cookie header to bypass the "Strict Cookie" error ***
+        curl_setopt($ch, CURLOPT_COOKIE, "oc_sessionPassphrase=");
+
+        $response  = curl_exec($ch);
+        $httpCode  = curl_getinfo($ch, CURLINFO_HTTP_CODE);
+        $curlError = curl_error($ch);
+        curl_close($ch);
+
+        // Handle errors
+        if ($httpCode !== 200) {
+            return response()->json([
+                'error' => "Error: Failed to fetch file (HTTP Code: {$httpCode}). " .
+                           ($curlError ? " cURL Error: {$curlError}" : '')
+            ], $httpCode);
+        }
+
+        // Determine the filename for download
+        $filename = basename($filePath);
+
+        // Return the file content with download headers
+        return response($response, 200)
+            ->header('Content-Description', 'File Transfer')
+            ->header('Content-Type', 'application/octet-stream')
+            ->header('Content-Disposition', "attachment; filename=\"{$filename}\"")
+            ->header('Expires', '0')
+            ->header('Cache-Control', 'must-revalidate')
+            ->header('Pragma', 'public')
+            ->header('Content-Length', strlen($response));
+    }
+}