simplify: show Open button only for PDF, remove DOCX conversion

PDF files: "Otwórz" (inline in browser) + "Pobierz" (download)
DOCX files: "Pobierz" only (browsers can't display DOCX inline)

Removes LibreOffice on-the-fly conversion - simpler and more reliable.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

blueprints/board/routes.py

@@ -22,8 +22,6 @@ Endpoints - Documents:
 """
 
 import os
-import subprocess
-import tempfile
 from datetime import datetime
 from flask import (
     render_template, request, redirect, url_for, flash,
@@ -539,7 +537,7 @@ def document_download(doc_id):
 @login_required
 @rada_member_required
 def document_view(doc_id):
-    """Open a document inline in the browser (converts DOCX to PDF on the fly)"""
+    """Open a PDF document inline in the browser"""
     db = SessionLocal()
     try:
         doc = db.query(BoardDocument).filter(
@@ -560,39 +558,6 @@ def document_view(doc_id):
             flash('Plik dokumentu nie został znaleziony na serwerze.', 'error')
             return redirect(url_for('board.meeting_view', meeting_id=doc.meeting_id))
 
-        # DOCX/DOC: convert to PDF for inline viewing
-        if doc.file_extension in ('docx', 'doc'):
-            pdf_path = file_path.rsplit('.', 1)[0] + '.pdf'
-
-            # Convert only if cached PDF doesn't exist
-            if not os.path.exists(pdf_path):
-                try:
-                    result = subprocess.run(
-                        ['/usr/bin/libreoffice', '--headless', '--convert-to', 'pdf',
-                         '--outdir', os.path.dirname(file_path), file_path],
-                        capture_output=True, timeout=30,
-                        env={**os.environ, 'HOME': '/tmp'}
-                    )
-                    if result.returncode != 0:
-                        current_app.logger.error(f"DOCX to PDF conversion failed: {result.stderr.decode()}")
-                        flash('Nie udało się otworzyć dokumentu — konwersja do PDF nie powiodła się.', 'error')
-                        return redirect(url_for('board.meeting_view', meeting_id=doc.meeting_id))
-                except FileNotFoundError:
-                    current_app.logger.error("LibreOffice not found at /usr/bin/libreoffice")
-                    flash('Podgląd dokumentów Word nie jest dostępny na tym serwerze. Użyj przycisku „Pobierz".', 'error')
-                    return redirect(url_for('board.meeting_view', meeting_id=doc.meeting_id))
-                except subprocess.TimeoutExpired:
-                    flash('Konwersja dokumentu trwała za długo. Użyj przycisku „Pobierz".', 'error')
-                    return redirect(url_for('board.meeting_view', meeting_id=doc.meeting_id))
-
-            pdf_name = doc.original_filename.rsplit('.', 1)[0] + '.pdf'
-            return send_file(
-                pdf_path,
-                mimetype='application/pdf',
-                as_attachment=False,
-                download_name=pdf_name
-            )
-
         return send_file(
             file_path,
             mimetype=doc.mime_type,

templates/board/meeting_view.html

@@ -755,12 +755,14 @@
                         {% if doc.uploader %}<br>{{ doc.uploader.name }}{% endif %}
                     </td>
                     <td>
+                        {% if doc.file_extension == 'pdf' %}
                         <a href="{{ url_for('board.document_view', doc_id=doc.id) }}" target="_blank" class="btn-action btn-publish" style="font-size: var(--font-size-sm); padding: 6px 12px; margin-bottom: 4px;">
                             <svg fill="none" stroke="currentColor" stroke-width="2" viewBox="0 0 24 24" style="width:14px;height:14px">
                                 <path d="M15 12a3 3 0 11-6 0 3 3 0 016 0z"/><path d="M2.458 12C3.732 7.943 7.523 5 12 5c4.478 0 8.268 2.943 9.542 7-1.274 4.057-5.064 7-9.542 7-4.477 0-8.268-2.943-9.542-7z"/>
                             </svg>
                             Otwórz
                         </a>
+                        {% endif %}
                         <a href="{{ url_for('board.document_download', doc_id=doc.id) }}" class="btn-action btn-edit" style="font-size: var(--font-size-sm); padding: 6px 12px;">
                             <svg fill="none" stroke="currentColor" stroke-width="2" viewBox="0 0 24 24" style="width:14px;height:14px">
                                 <path d="M4 16v1a3 3 0 003 3h10a3 3 0 003-3v-1m-4-4l-4 4m0 0l-4-4m4 4V4"/>