Gr 3108 Core Pdf Download šÆ Essential
# -------------------------------------------------------------- # server { # listen 80; # server_name downloads.example.com; # # location / { # proxy_pass http://127.0.0.1:8000; # proxy_set_header Host $host; # proxy_set_header X-Real-IP $remote_addr; # proxy_set_header X
# Cache for a day ā browsers can keep it locally max_age = current_app.config.get("PDF_MAX_AGE", 86400) expires = datetime.utcnow() + timedelta(seconds=max_age) response.headers["Cache-Control"] = f"public, max-age=max_age" response.headers["Expires"] = expires.strftime("%a, %d %b %Y %H:%M:%S GMT")
def add_download_headers(response, filename: str): """ Attach caching, contentādisposition and security headers. """ # Force download, not inline preview (optional) response.headers["Content-Disposition"] = f'attachment; filename="filename"'
// Extract filename from ContentāDisposition header, fallback to default const disposition = response.headers.get('Content-Disposition'); let filename = 'GR-3108-Core.pdf'; if (disposition && disposition.includes('filename=')) filename = disposition .split('filename=')[1] .replace(/["';]/g, '') .trim(); gr 3108 core pdf download
# `as_attachment=True` forces the ContentāDisposition header. response = send_file( path, mimetype="application/pdf", as_attachment=True, download_name=filename, conditional=True # enables Range support ) response = add_download_headers(response, filename)
<h1 class="mb-4">GRā3108 Core ā PDF Download</h1>
bp = Blueprint("download", __name__)
<script src="download.js"></script> </body> </html> /** * download.js ā Handles click ā fetch ā save-as for GRā3108āCore.pdf * -------------------------------------------------------------- * 1. Calls /api/v1/download/gr-3108-core * 2. Streams response to avoid loading the whole file in RAM. * 3. Shows UI feedback (spinner, success/error message). * 4. Works on modern browsers (Chrome, Edge, Firefox, Safari). */
// Create a temporary <a> to trigger download const url = window.URL.createObjectURL(blob); const a = document.createElement('a'); a.href = url; a.download = filename; document.body.appendChild(a); a.click();
// Cleanup a.remove(); window.URL.revokeObjectURL(url); Calls /api/v1/download/gr-3108-core * 2
# 2ļøā£ Test locally python run.py # ā http://localhost:5000/api/v1/download/gr-3108-core
// Stream the blob to avoid large memory spikes const blob = await response.blob();
# -------------------------------------------------------------------- # OPTIONAL: Replace with your own auth check (FlaskāLogin, JWT, etc.) # -------------------------------------------------------------------- def login_required(fn): """Very light placeholder ā raise 401 if no session.""" from functools import wraps @wraps(fn) def wrapper(*args, **kwargs): # Example: check a simple cookie; replace with real auth. if not request.cookies.get("auth"): abort(401, description="Authentication required.") return fn(*args, **kwargs) return wrapper Shows UI feedback (spinner, success/error message)