modified: app.py
This commit is contained in:
22
app.py
22
app.py
@@ -137,16 +137,26 @@ def fetch_and_cache_profile_picture(user_id, avatar_url):
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print(f"Error fetching profile picture for user {user_id}: {e}")
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print(f"Error fetching profile picture for user {user_id}: {e}")
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return "/static/default_profile.png"
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return "/static/default_profile.png"
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def get_profile_picture(user_id, avatar_url):
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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 oder durch Abruf."""
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"""Gibt den Pfad zum Profilbild eines Benutzers zurück. Nutzt Redis oder den lokalen Speicher."""
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# 1. Versuche, den Pfad aus Redis abzurufen
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cached_image = r.get(str(user_id))
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cached_image = r.get(str(user_id))
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if cached_image:
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if cached_image:
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local_path = cached_image.decode('utf-8')
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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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print(f"Redis cache hit for user {user_id}: {local_path}")
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return local_path # Rückgabe des Pfads aus Redis
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return local_path
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else:
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print(f"Redis cache miss for user {user_id}, fetching from URL.")
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# 2. Überprüfen, ob das Bild lokal im `profile_images`-Ordner existiert
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return fetch_and_cache_profile_picture(user_id, avatar_url)
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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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# Speichere den Pfad in Redis, um ihn für zukünftige Anfragen zwischenspeichern
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r.set(str(user_id), local_image_path)
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return local_image_path
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# 3. Wenn weder Redis noch ein lokales Bild vorhanden ist, gib das Standardbild zurück
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print(f"No profile picture found for user {user_id}, using default image.")
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return "/static/default_profile.png"
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@app.context_processor
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@app.context_processor
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def utility_processor():
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def utility_processor():
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