Files
Fossign/app/routes/company.py
2026-01-23 18:07:29 +01:00

533 lines
18 KiB
Python

import os
import uuid
from urllib.parse import urlparse, parse_qs
from flask import Blueprint, abort, current_app, flash, jsonify, redirect, render_template, request, url_for
from flask_login import current_user, login_required
from werkzeug.utils import secure_filename
from PIL import Image
from ..extensions import db
from ..models import Display, Playlist, PlaylistItem
ALLOWED_IMAGE_EXTENSIONS = {".jpg", ".jpeg", ".png", ".gif", ".bmp", ".webp", ".tiff"}
ALLOWED_VIDEO_EXTENSIONS = {".mp4", ".webm", ".ogg", ".mov", ".m4v"}
# Videos should have a maximum upload size of 250MB
MAX_VIDEO_BYTES = 250 * 1024 * 1024
def _normalize_youtube_embed_url(raw: str) -> str | None:
"""Normalize a user-provided YouTube URL into a privacy-friendly embed base URL.
Returns:
https://www.youtube-nocookie.com/embed/<VIDEO_ID>
or None if we cannot parse a valid video id.
"""
val = (raw or "").strip()
if not val:
return None
# Be forgiving for inputs like "youtu.be/<id>".
if not val.startswith("http://") and not val.startswith("https://"):
val = "https://" + val
try:
u = urlparse(val)
except Exception:
return None
host = (u.netloc or "").lower()
host = host[4:] if host.startswith("www.") else host
video_id: str | None = None
path = (u.path or "").strip("/")
if host in {"youtube.com", "m.youtube.com"}:
# /watch?v=<id>
if path == "watch":
v = (parse_qs(u.query).get("v") or [None])[0]
video_id = v
# /embed/<id>
elif path.startswith("embed/"):
video_id = path.split("/", 1)[1]
# /shorts/<id>
elif path.startswith("shorts/"):
video_id = path.split("/", 1)[1]
elif host == "youtu.be":
# /<id>
if path:
video_id = path.split("/", 1)[0]
# Basic validation: YouTube IDs are typically 11 chars (letters/digits/_/-)
if not video_id:
return None
video_id = video_id.strip()
if len(video_id) != 11:
return None
for ch in video_id:
if not (ch.isalnum() or ch in {"_", "-"}):
return None
return f"https://www.youtube-nocookie.com/embed/{video_id}"
def _save_compressed_image(uploaded_file, upload_folder: str) -> str:
"""Save an uploaded image as a compressed WEBP file.
Returns relative file path under /static (e.g. uploads/<uuid>.webp)
"""
unique = f"{uuid.uuid4().hex}.webp"
save_path = os.path.join(upload_folder, unique)
img = Image.open(uploaded_file)
# Normalize mode for webp
if img.mode not in ("RGB", "RGBA"):
img = img.convert("RGB")
# Resize down if very large (keeps aspect ratio)
img.thumbnail((1920, 1080))
img.save(save_path, format="WEBP", quality=80, method=6)
return f"uploads/{unique}"
def _try_delete_upload(file_path: str | None, upload_folder: str):
"""Best-effort delete of an uploaded media file."""
if not file_path:
return
if not file_path.startswith("uploads/"):
return
filename = file_path.split("/", 1)[1]
abs_path = os.path.join(upload_folder, filename)
try:
if os.path.isfile(abs_path):
os.remove(abs_path)
except Exception:
# Ignore cleanup failures
pass
bp = Blueprint("company", __name__, url_prefix="/company")
def company_user_required():
if not current_user.is_authenticated:
abort(403)
if current_user.is_admin:
abort(403)
if not current_user.company_id:
abort(403)
@bp.get("/")
@login_required
def dashboard():
company_user_required()
playlists = Playlist.query.filter_by(company_id=current_user.company_id).order_by(Playlist.name.asc()).all()
displays = Display.query.filter_by(company_id=current_user.company_id).order_by(Display.name.asc()).all()
return render_template("company/dashboard.html", playlists=playlists, displays=displays)
@bp.post("/playlists")
@login_required
def create_playlist():
company_user_required()
name = request.form.get("name", "").strip()
if not name:
flash("Playlist name required", "danger")
return redirect(url_for("company.dashboard"))
p = Playlist(company_id=current_user.company_id, name=name)
db.session.add(p)
db.session.commit()
flash("Playlist created", "success")
return redirect(url_for("company.playlist_detail", playlist_id=p.id))
@bp.get("/playlists/<int:playlist_id>")
@login_required
def playlist_detail(playlist_id: int):
company_user_required()
playlist = db.session.get(Playlist, playlist_id)
if not playlist or playlist.company_id != current_user.company_id:
abort(404)
return render_template("company/playlist_detail.html", playlist=playlist)
@bp.post("/playlists/<int:playlist_id>/delete")
@login_required
def delete_playlist(playlist_id: int):
company_user_required()
playlist = db.session.get(Playlist, playlist_id)
if not playlist or playlist.company_id != current_user.company_id:
abort(404)
# Unassign from any displays in this company
Display.query.filter_by(company_id=current_user.company_id, assigned_playlist_id=playlist.id).update(
{"assigned_playlist_id": None}
)
# cleanup uploaded files for image/video items
for it in list(playlist.items):
if it.item_type in ("image", "video"):
_try_delete_upload(it.file_path, current_app.config["UPLOAD_FOLDER"])
db.session.delete(playlist)
db.session.commit()
flash("Playlist deleted", "success")
return redirect(url_for("company.dashboard"))
@bp.post("/playlists/<int:playlist_id>/items/reorder")
@login_required
def reorder_playlist_items(playlist_id: int):
"""Persist new ordering for playlist items.
Expects form data: order=<comma-separated item ids>.
"""
company_user_required()
playlist = db.session.get(Playlist, playlist_id)
if not playlist or playlist.company_id != current_user.company_id:
abort(404)
# Accept both form and JSON payloads.
order = (request.form.get("order") or "").strip()
if not order and request.is_json:
order = ((request.get_json(silent=True) or {}).get("order") or "").strip()
if not order:
abort(400)
try:
ids = [int(x) for x in order.split(",") if x.strip()]
except ValueError:
abort(400)
# Ensure ids belong to this playlist
existing = PlaylistItem.query.filter(PlaylistItem.playlist_id == playlist_id, PlaylistItem.id.in_(ids)).all()
existing_ids = {i.id for i in existing}
if len(existing_ids) != len(ids):
abort(400)
# Re-number positions starting at 1
id_to_item = {i.id: i for i in existing}
for pos, item_id in enumerate(ids, start=1):
id_to_item[item_id].position = pos
db.session.commit()
# Client currently doesn't require JSON, but returning JSON if requested
# helps debugging and future enhancements.
wants_json = (
(request.headers.get("X-Requested-With") == "XMLHttpRequest")
or ("application/json" in (request.headers.get("Accept") or ""))
or request.is_json
)
if wants_json:
return jsonify({"ok": True})
return ("", 204)
@bp.post("/playlists/<int:playlist_id>/items")
@login_required
def add_playlist_item(playlist_id: int):
company_user_required()
playlist = db.session.get(Playlist, playlist_id)
if not playlist or playlist.company_id != current_user.company_id:
abort(404)
# Support AJAX/modal usage: return JSON when requested.
wants_json = (
(request.headers.get("X-Requested-With") == "XMLHttpRequest")
or ("application/json" in (request.headers.get("Accept") or ""))
or (request.form.get("response") == "json")
)
def _json_error(message: str, status: int = 400):
return jsonify({"ok": False, "error": message}), status
item_type = (request.form.get("item_type") or "").strip().lower()
title = request.form.get("title", "").strip() or None
# Duration is only used for image/webpage. Video/YouTube plays until ended.
raw_duration = request.form.get("duration_seconds")
try:
duration = int(raw_duration) if raw_duration is not None else 10
except (TypeError, ValueError):
duration = 10
max_pos = (
db.session.query(db.func.max(PlaylistItem.position)).filter_by(playlist_id=playlist_id).scalar() or 0
)
pos = max_pos + 1
item = PlaylistItem(
playlist=playlist,
item_type=item_type,
title=title,
duration_seconds=max(1, duration),
position=pos,
)
if item_type in ("image", "video"):
f = request.files.get("file")
if not f or not f.filename:
if wants_json:
return _json_error("File required")
flash("File required", "danger")
return redirect(url_for("company.playlist_detail", playlist_id=playlist_id))
filename = secure_filename(f.filename)
ext = os.path.splitext(filename)[1].lower()
if item_type == "image":
if ext not in ALLOWED_IMAGE_EXTENSIONS:
if wants_json:
return _json_error(
"Unsupported image type. Please upload one of: " + ", ".join(sorted(ALLOWED_IMAGE_EXTENSIONS))
)
flash("Unsupported image type", "danger")
return redirect(url_for("company.playlist_detail", playlist_id=playlist_id))
try:
item.file_path = _save_compressed_image(f, current_app.config["UPLOAD_FOLDER"])
except Exception:
if wants_json:
return _json_error("Failed to process image upload", 500)
flash("Failed to process image upload", "danger")
return redirect(url_for("company.playlist_detail", playlist_id=playlist_id))
else:
if ext not in ALLOWED_VIDEO_EXTENSIONS:
if wants_json:
return _json_error(
"Unsupported video type. Please upload one of: " + ", ".join(sorted(ALLOWED_VIDEO_EXTENSIONS))
)
flash("Unsupported video type", "danger")
return redirect(url_for("company.playlist_detail", playlist_id=playlist_id))
# Enforce video size limit (250MB) with a clear error message.
# This is separate from Flask's MAX_CONTENT_LENGTH, which caps the full request.
size = None
try:
size = getattr(f, "content_length", None)
# Werkzeug may report 0 for unknown per-part length.
if (size is None or size <= 0) and hasattr(f, "stream"):
# Measure by seeking in the file-like stream.
pos = f.stream.tell()
f.stream.seek(0, os.SEEK_END)
size = f.stream.tell()
f.stream.seek(pos, os.SEEK_SET)
except Exception:
size = None
if size is not None and size > MAX_VIDEO_BYTES:
msg = "Video file too large. Maximum allowed size is 250MB."
if wants_json:
return _json_error(msg, 413)
flash(msg, "danger")
return redirect(url_for("company.playlist_detail", playlist_id=playlist_id))
# Keep as-is but always rename to a UUID.
unique = uuid.uuid4().hex + ext
save_path = os.path.join(current_app.config["UPLOAD_FOLDER"], unique)
f.save(save_path)
# Safety check: validate using the actual saved file size.
# (Some clients/framework layers don't reliably report per-part size.)
try:
saved_size = os.path.getsize(save_path)
except OSError:
saved_size = None
if saved_size is not None and saved_size > MAX_VIDEO_BYTES:
try:
os.remove(save_path)
except OSError:
pass
msg = "Video file too large. Maximum allowed size is 250MB."
if wants_json:
return _json_error(msg, 413)
flash(msg, "danger")
return redirect(url_for("company.playlist_detail", playlist_id=playlist_id))
item.file_path = f"uploads/{unique}"
elif item_type == "webpage":
url = request.form.get("url", "").strip()
if not url:
if wants_json:
return _json_error("URL required")
flash("URL required", "danger")
return redirect(url_for("company.playlist_detail", playlist_id=playlist_id))
item.url = url
elif item_type == "youtube":
raw = request.form.get("url", "").strip()
if not raw:
if wants_json:
return _json_error("YouTube URL required")
flash("YouTube URL required", "danger")
return redirect(url_for("company.playlist_detail", playlist_id=playlist_id))
embed_url = _normalize_youtube_embed_url(raw)
if not embed_url:
if wants_json:
return _json_error("Invalid YouTube URL")
flash("Invalid YouTube URL", "danger")
return redirect(url_for("company.playlist_detail", playlist_id=playlist_id))
item.url = embed_url
else:
if wants_json:
return _json_error("Invalid item type")
flash("Invalid item type", "danger")
return redirect(url_for("company.playlist_detail", playlist_id=playlist_id))
db.session.add(item)
db.session.commit()
if wants_json:
return jsonify(
{
"ok": True,
"item": {
"id": item.id,
"playlist_id": item.playlist_id,
"position": item.position,
"item_type": item.item_type,
"title": item.title,
"file_path": item.file_path,
"url": item.url,
"duration_seconds": item.duration_seconds,
},
}
)
flash("Item added", "success")
return redirect(url_for("company.playlist_detail", playlist_id=playlist_id))
@bp.post("/items/<int:item_id>/delete")
@login_required
def delete_item(item_id: int):
company_user_required()
item = db.session.get(PlaylistItem, item_id)
if not item or item.playlist.company_id != current_user.company_id:
abort(404)
playlist_id = item.playlist_id
if item.item_type in ("image", "video"):
_try_delete_upload(item.file_path, current_app.config["UPLOAD_FOLDER"])
db.session.delete(item)
db.session.commit()
flash("Item deleted", "success")
return redirect(url_for("company.playlist_detail", playlist_id=playlist_id))
@bp.post("/items/<int:item_id>/duration")
@login_required
def update_item_duration(item_id: int):
"""Update duration_seconds for a playlist item.
Used from the playlist overview (inline edit).
"""
company_user_required()
item = db.session.get(PlaylistItem, item_id)
if not item or item.playlist.company_id != current_user.company_id:
abort(404)
# Duration only applies to images/webpages; videos play until ended.
if item.item_type == "video":
return jsonify({"ok": False, "error": "Duration cannot be set for video items"}), 400
wants_json = (
(request.headers.get("X-Requested-With") == "XMLHttpRequest")
or ("application/json" in (request.headers.get("Accept") or ""))
or request.is_json
)
def _json_error(message: str, status: int = 400):
return jsonify({"ok": False, "error": message}), status
raw = request.form.get("duration_seconds")
if raw is None and request.is_json:
raw = (request.get_json(silent=True) or {}).get("duration_seconds")
try:
duration = int(raw)
except (TypeError, ValueError):
if wants_json:
return _json_error("Invalid duration")
abort(400)
item.duration_seconds = max(1, duration)
db.session.commit()
if wants_json:
return jsonify({"ok": True, "duration_seconds": item.duration_seconds})
return ("", 204)
@bp.post("/displays/<int:display_id>/assign")
@login_required
def assign_playlist(display_id: int):
company_user_required()
display = db.session.get(Display, display_id)
if not display or display.company_id != current_user.company_id:
abort(404)
playlist_id = request.form.get("playlist_id")
if not playlist_id:
display.assigned_playlist_id = None
else:
playlist = db.session.get(Playlist, int(playlist_id))
if not playlist or playlist.company_id != current_user.company_id:
abort(400)
display.assigned_playlist_id = playlist.id
db.session.commit()
flash("Display assignment updated", "success")
return redirect(url_for("company.dashboard"))
@bp.post("/displays/<int:display_id>")
@login_required
def update_display(display_id: int):
"""Update display metadata (description + assigned playlist).
Company users should be able to set a short description per display and assign a playlist.
"""
company_user_required()
display = db.session.get(Display, display_id)
if not display or display.company_id != current_user.company_id:
abort(404)
# Description (short, optional)
desc = (request.form.get("description") or "").strip() or None
if desc is not None:
desc = desc[:200]
display.description = desc
# Playlist assignment
playlist_id = (request.form.get("playlist_id") or "").strip()
if not playlist_id:
display.assigned_playlist_id = None
else:
try:
playlist_id_int = int(playlist_id)
except ValueError:
abort(400)
playlist = db.session.get(Playlist, playlist_id_int)
if not playlist or playlist.company_id != current_user.company_id:
abort(400)
display.assigned_playlist_id = playlist.id
db.session.commit()
flash("Display updated", "success")
return redirect(url_for("company.dashboard"))