Add URL-based PDF generation support

src/Services/PdfGenerator.php

@@ -47,6 +47,41 @@ class PdfGenerator
         }
     }
 
+    public function generateFromUrl(string $url, array $options = []): string
+    {
+        $pdfFile = tempnam($this->config['tmp_dir'], 'pdf_') . '.pdf';
+
+        try {
+            $cmd = escapeshellcmd($this->config['pagedjs_bin']);
+            $cmd .= ' ' . escapeshellarg($url);
+            $cmd .= ' -o ' . escapeshellarg($pdfFile);
+
+            if (!empty($options['timeout'])) {
+                $cmd .= ' --timeout ' . (int)$options['timeout'];
+            } else {
+                $cmd .= ' --timeout ' . ($this->config['pagedjs_timeout'] * 1000);
+            }
+
+            $output = [];
+            $returnCode = 0;
+            exec($cmd . ' 2>&1', $output, $returnCode);
+
+            if ($returnCode !== 0) {
+                $this->log('Paged.js CLI error (URL): ' . implode("\n", $output));
+                throw new \Exception('PDF generation failed: ' . implode("\n", $output));
+            }
+
+            if (!file_exists($pdfFile)) {
+                throw new \Exception('PDF file not created');
+            }
+
+            return file_get_contents($pdfFile);
+
+        } finally {
+            @unlink($pdfFile);
+        }
+    }
+
     private function createTempFile(string $html, ?string $css): string
     {
         $fullHtml = $html;