modified: app.py
This commit is contained in:
63
app.py
63
app.py
@@ -34,11 +34,9 @@ DISCORD_TOKEN_URL = "https://discord.com/api/oauth2/token"
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DISCORD_API_URL = "https://discord.com/api/users/@me"
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os.environ['OAUTHLIB_INSECURE_TRANSPORT'] = '1'
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# Redis-Verbindung
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redis_url = "redis://:Uo28JDAlM3LiwjKyaOgyt08PCjJUKsW8dFKrcmZn3jN2TF074dNkFnQoSpyLo8WL@skgwsss0wc8040o4sgg044gs:6379/0"
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r = redis.Redis.from_url(redis_url)
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# Verzeichnis für Profilbilder
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PROFILE_IMAGE_DIR = 'static/profile_images'
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os.makedirs(PROFILE_IMAGE_DIR, exist_ok=True)
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@@ -105,63 +103,39 @@ def make_discord_session(token=None, state=None):
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token_updater=token_updater
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)
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def get_profile_picture(user_id, avatar_url=None):
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"""Gibt den Pfad zum Profilbild eines Benutzers zurück, entweder aus Redis, lokal oder durch Abruf."""
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if not user_id:
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print("Error: user_id is undefined or None. Returning default profile picture.")
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return "/static/default_profile.png" # Rückgabe des Standardbildes bei ungültiger user_id
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print(f"Fetching profile picture for user_id: {user_id}, avatar_url: {avatar_url}")
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# In Redis nach dem Bild suchen
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cached_image = r.get(str(user_id))
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if cached_image:
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local_path = cached_image.decode('utf-8')
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print(f"Redis cache hit for user {user_id}: {local_path}")
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return local_path
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# Lokale Überprüfung, falls nicht in Redis vorhanden
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local_image_path = os.path.join('static', 'profile_images', f"{user_id}.png")
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if os.path.exists(local_image_path):
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print(f"Local image found for user {user_id}: {local_image_path}")
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r.set(str(user_id), local_image_path) # In Redis zwischenspeichern
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return local_image_path
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# Wenn weder Redis noch lokal vorhanden, dann herunterladen
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return fetch_and_cache_profile_picture(user_id, avatar_url)
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def fetch_and_cache_profile_picture(user_id, avatar_url):
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"""Lädt das Profilbild herunter, speichert es lokal und fügt es zu Redis hinzu."""
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"""Lädt das Profilbild herunter und speichert es lokal und in Redis."""
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if not user_id or not avatar_url:
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print(f"Skipping download for user {user_id}: Invalid user_id or missing avatar URL.")
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# Fallback auf ein Standardprofilbild, wenn keine gültigen Werte vorhanden sind
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return "/static/default_profile.png"
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local_image_path = os.path.join('static', 'profile_images', f"{user_id}.png")
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local_image_path = os.path.join(PROFILE_IMAGE_DIR, f"{user_id}.png")
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# Überprüfen, ob das Bild bereits lokal vorhanden ist
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# Checken, ob das Bild schon lokal vorhanden ist
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if os.path.exists(local_image_path):
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print(f"Local image already exists for user {user_id}.")
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r.set(str(user_id), local_image_path) # In Redis hinzufügen
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r.set(str(user_id), local_image_path) # Sicherstellen, dass der Key ein String ist
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return local_image_path
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# Falls kein lokales Bild vorhanden, herunterladen
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try:
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print(f"Downloading profile picture for user {user_id} from {avatar_url}")
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response = requests.get(avatar_url, timeout=10)
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# Bild von Discord herunterladen und speichern
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response = requests.get(avatar_url)
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response.raise_for_status()
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# Speichere das Bild lokal
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with open(local_image_path, 'wb') as img_file:
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img_file.write(response.content)
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# Speichere den Pfad in Redis
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r.set(str(user_id), local_image_path)
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print(f"Profile picture for user {user_id} downloaded and cached.")
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# Pfad in Redis speichern
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r.set(str(user_id), local_image_path) # Konvertiere user_id zu einem String
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return local_image_path
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except requests.RequestException as e:
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print(f"Failed to download profile picture for user {user_id}: {e}")
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return "/static/default_profile.png"
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print(f"Error fetching profile picture for user {user_id}: {e}")
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return "/static/default_profile.png" # Standardbild verwenden
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def get_profile_picture(user_id, avatar_url):
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"""Gibt den Pfad zum Profilbild eines Benutzers zurück, entweder aus Redis oder durch Abruf."""
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cached_image = r.get(user_id)
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if cached_image:
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return cached_image.decode('utf-8') # Rückgabe des Pfads aus Redis
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return fetch_and_cache_profile_picture(user_id, avatar_url)
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@app.context_processor
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def utility_processor():
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@@ -169,6 +143,7 @@ def utility_processor():
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return fetch_and_cache_profile_picture(user_id, avatar_url)
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return dict(get_profile_picture=get_profile_picture)
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@app.route("/update_all_profile_pictures")
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def update_all_profile_pictures():
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"""Aktualisiert alle Profilbilder der Benutzer."""
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