Files
TimeTrack/routes/notes_download.py

288 lines
12 KiB
Python

# Standard library imports
import os
import re
import tempfile
import zipfile
from datetime import datetime
from urllib.parse import unquote
# Third-party imports
from flask import (Blueprint, Response, abort, flash, g, redirect, request,
send_file, url_for)
# Local application imports
from frontmatter_utils import parse_frontmatter
from models import Note, db
from routes.auth import company_required, login_required
# Create blueprint
notes_download_bp = Blueprint('notes_download', __name__)
@notes_download_bp.route('/notes/<slug>/download/<format>')
@login_required
@company_required
def download_note(slug, format):
"""Download a note in various formats"""
note = Note.query.filter_by(slug=slug, company_id=g.user.company_id).first_or_404()
# Check permissions
if not note.can_user_view(g.user):
abort(403)
# Prepare filename
safe_filename = re.sub(r'[^a-zA-Z0-9_-]', '_', note.title)
timestamp = datetime.now().strftime('%Y%m%d')
if format == 'md':
# Download as Markdown with frontmatter
content = note.content
response = Response(content, mimetype='text/markdown')
response.headers['Content-Disposition'] = f'attachment; filename="{safe_filename}_{timestamp}.md"'
return response
elif format == 'html':
# Download as HTML
html_content = f"""<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>{note.title}</title>
<style>
body {{ font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; line-height: 1.6; max-width: 800px; margin: 0 auto; padding: 2rem; }}
h1, h2, h3 {{ margin-top: 2rem; }}
code {{ background: #f4f4f4; padding: 0.2rem 0.4rem; border-radius: 3px; }}
pre {{ background: #f4f4f4; padding: 1rem; border-radius: 5px; overflow-x: auto; }}
blockquote {{ border-left: 4px solid #ddd; margin: 0; padding-left: 1rem; color: #666; }}
.metadata {{ background: #f9f9f9; padding: 1rem; border-radius: 5px; margin-bottom: 2rem; }}
.metadata dl {{ margin: 0; }}
.metadata dt {{ font-weight: bold; display: inline-block; width: 120px; }}
.metadata dd {{ display: inline; margin: 0; }}
</style>
</head>
<body>
<div class="metadata">
<h1>{note.title}</h1>
<dl>
<dt>Author:</dt><dd>{note.created_by.username}</dd><br>
<dt>Created:</dt><dd>{note.created_at.strftime('%Y-%m-%d %H:%M')}</dd><br>
<dt>Updated:</dt><dd>{note.updated_at.strftime('%Y-%m-%d %H:%M')}</dd><br>
<dt>Visibility:</dt><dd>{note.visibility.value}</dd><br>
{'<dt>Folder:</dt><dd>' + note.folder + '</dd><br>' if note.folder else ''}
{'<dt>Tags:</dt><dd>' + note.tags + '</dd><br>' if note.tags else ''}
</dl>
</div>
{note.render_html()}
</body>
</html>"""
response = Response(html_content, mimetype='text/html')
response.headers['Content-Disposition'] = f'attachment; filename="{safe_filename}_{timestamp}.html"'
return response
elif format == 'txt':
# Download as plain text
metadata, body = parse_frontmatter(note.content)
# Create plain text version
text_content = f"{note.title}\n{'=' * len(note.title)}\n\n"
text_content += f"Author: {note.created_by.username}\n"
text_content += f"Created: {note.created_at.strftime('%Y-%m-%d %H:%M')}\n"
text_content += f"Updated: {note.updated_at.strftime('%Y-%m-%d %H:%M')}\n"
text_content += f"Visibility: {note.visibility.value}\n"
if note.folder:
text_content += f"Folder: {note.folder}\n"
if note.tags:
text_content += f"Tags: {note.tags}\n"
text_content += "\n" + "-" * 40 + "\n\n"
# Remove markdown formatting
text_body = body
# Remove headers markdown
text_body = re.sub(r'^#+\s+', '', text_body, flags=re.MULTILINE)
# Remove emphasis
text_body = re.sub(r'\*{1,2}([^\*]+)\*{1,2}', r'\1', text_body)
text_body = re.sub(r'_{1,2}([^_]+)_{1,2}', r'\1', text_body)
# Remove links but keep text
text_body = re.sub(r'\[([^\]]+)\]\([^\)]+\)', r'\1', text_body)
# Remove images
text_body = re.sub(r'!\[([^\]]*)\]\([^\)]+\)', r'[Image: \1]', text_body)
# Remove code blocks markers
text_body = re.sub(r'```[^`]*```', lambda m: m.group(0).replace('```', ''), text_body, flags=re.DOTALL)
text_body = re.sub(r'`([^`]+)`', r'\1', text_body)
text_content += text_body
response = Response(text_content, mimetype='text/plain')
response.headers['Content-Disposition'] = f'attachment; filename="{safe_filename}_{timestamp}.txt"'
return response
else:
abort(404)
@notes_download_bp.route('/notes/download-bulk', methods=['POST'])
@login_required
@company_required
def download_notes_bulk():
"""Download multiple notes as a zip file"""
note_ids = request.form.getlist('note_ids[]')
format = request.form.get('format', 'md')
if not note_ids:
flash('No notes selected for download', 'error')
return redirect(url_for('notes.notes_list'))
# Create a temporary file for the zip
temp_file = tempfile.NamedTemporaryFile(delete=False, suffix='.zip')
try:
with zipfile.ZipFile(temp_file.name, 'w') as zipf:
for note_id in note_ids:
note = Note.query.filter_by(id=int(note_id), company_id=g.user.company_id).first()
if note and note.can_user_view(g.user):
# Get content based on format
safe_filename = re.sub(r'[^a-zA-Z0-9_-]', '_', note.title)
if format == 'md':
content = note.content
filename = f"{safe_filename}.md"
elif format == 'html':
content = f"""<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>{note.title}</title>
<style>
body {{ font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; line-height: 1.6; max-width: 800px; margin: 0 auto; padding: 2rem; }}
h1, h2, h3 {{ margin-top: 2rem; }}
code {{ background: #f4f4f4; padding: 0.2rem 0.4rem; border-radius: 3px; }}
pre {{ background: #f4f4f4; padding: 1rem; border-radius: 5px; overflow-x: auto; }}
blockquote {{ border-left: 4px solid #ddd; margin: 0; padding-left: 1rem; color: #666; }}
</style>
</head>
<body>
<h1>{note.title}</h1>
{note.render_html()}
</body>
</html>"""
filename = f"{safe_filename}.html"
else: # txt
metadata, body = parse_frontmatter(note.content)
content = f"{note.title}\n{'=' * len(note.title)}\n\n{body}"
filename = f"{safe_filename}.txt"
# Add file to zip
zipf.writestr(filename, content)
# Send the zip file
temp_file.seek(0)
timestamp = datetime.now().strftime('%Y%m%d_%H%M%S')
return send_file(
temp_file.name,
mimetype='application/zip',
as_attachment=True,
download_name=f'notes_{timestamp}.zip'
)
finally:
# Clean up temp file after sending
os.unlink(temp_file.name)
@notes_download_bp.route('/notes/folder/<path:folder_path>/download/<format>')
@login_required
@company_required
def download_folder(folder_path, format):
"""Download all notes in a folder as a zip file"""
# Decode folder path (replace URL encoding)
folder_path = unquote(folder_path)
# Get all notes in this folder
notes = Note.query.filter_by(
company_id=g.user.company_id,
folder=folder_path,
is_archived=False
).all()
# Filter notes user can view
viewable_notes = [note for note in notes if note.can_user_view(g.user)]
if not viewable_notes:
flash('No notes found in this folder or you don\'t have permission to view them.', 'warning')
return redirect(url_for('notes.notes_list'))
# Create a temporary file for the zip
temp_file = tempfile.NamedTemporaryFile(delete=False, suffix='.zip')
try:
with zipfile.ZipFile(temp_file.name, 'w') as zipf:
for note in viewable_notes:
# Get content based on format
safe_filename = re.sub(r'[^a-zA-Z0-9_-]', '_', note.title)
if format == 'md':
content = note.content
filename = f"{safe_filename}.md"
elif format == 'html':
content = f"""<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>{note.title}</title>
<style>
body {{ font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; line-height: 1.6; max-width: 800px; margin: 0 auto; padding: 2rem; }}
h1, h2, h3 {{ margin-top: 2rem; }}
code {{ background: #f4f4f4; padding: 0.2rem 0.4rem; border-radius: 3px; }}
pre {{ background: #f4f4f4; padding: 1rem; border-radius: 5px; overflow-x: auto; }}
blockquote {{ border-left: 4px solid #ddd; margin: 0; padding-left: 1rem; color: #666; }}
.metadata {{ background: #f9f9f9; padding: 1rem; border-radius: 5px; margin-bottom: 2rem; }}
</style>
</head>
<body>
<div class="metadata">
<h1>{note.title}</h1>
<p>Author: {note.created_by.username} | Created: {note.created_at.strftime('%Y-%m-%d %H:%M')} | Folder: {note.folder}</p>
</div>
{note.render_html()}
</body>
</html>"""
filename = f"{safe_filename}.html"
else: # txt
metadata, body = parse_frontmatter(note.content)
# Remove markdown formatting
text_body = body
text_body = re.sub(r'^#+\s+', '', text_body, flags=re.MULTILINE)
text_body = re.sub(r'\*{1,2}([^\*]+)\*{1,2}', r'\1', text_body)
text_body = re.sub(r'_{1,2}([^_]+)_{1,2}', r'\1', text_body)
text_body = re.sub(r'\[([^\]]+)\]\([^\)]+\)', r'\1', text_body)
text_body = re.sub(r'!\[([^\]]*)\]\([^\)]+\)', r'[Image: \1]', text_body)
text_body = re.sub(r'```[^`]*```', lambda m: m.group(0).replace('```', ''), text_body, flags=re.DOTALL)
text_body = re.sub(r'`([^`]+)`', r'\1', text_body)
content = f"{note.title}\n{'=' * len(note.title)}\n\n"
content += f"Author: {note.created_by.username}\n"
content += f"Created: {note.created_at.strftime('%Y-%m-%d %H:%M')}\n"
content += f"Folder: {note.folder}\n\n"
content += "-" * 40 + "\n\n"
content += text_body
filename = f"{safe_filename}.txt"
# Add file to zip
zipf.writestr(filename, content)
# Send the zip file
temp_file.seek(0)
timestamp = datetime.now().strftime('%Y%m%d_%H%M%S')
safe_folder_name = re.sub(r'[^a-zA-Z0-9_-]', '_', folder_path.replace('/', '_'))
return send_file(
temp_file.name,
mimetype='application/zip',
as_attachment=True,
download_name=f'{safe_folder_name}_notes_{timestamp}.zip'
)
finally:
# Clean up temp file after sending
os.unlink(temp_file.name)