fix bugs and support all platform

green_classroom/settings.py

@@ -10,7 +10,12 @@ For the full list of settings and their values, see
 https://docs.djangoproject.com/en/5.1/ref/settings/
 """
 
+import os
 from pathlib import Path
+from dotenv import load_dotenv
+
+# 加载环境变量
+load_dotenv()
 
 # Build paths inside the project like this: BASE_DIR / 'subdir'.
 BASE_DIR = Path(__file__).resolve().parent.parent
@@ -19,12 +24,12 @@ BASE_DIR = Path(__file__).resolve().parent.parent
 # See https://docs.djangoproject.com/en/5.1/howto/deployment/checklist/
 
 # SECURITY WARNING: keep the secret key used in production secret!
-SECRET_KEY = 'django-insecure-_kr!&5j#i!)lo(=u-&5ni+21cwxcq)j-35k!ne20)fyx!u6dnl'
+SECRET_KEY = os.getenv('SECRET_KEY', 'django-insecure-_kr!&5j#i!)lo(=u-&5ni+21cwxcq)j-35k!ne20)fyx!u6dnl')
 
 # SECURITY WARNING: don't run with debug turned on in production!
-DEBUG = True
+DEBUG = os.getenv('DEBUG', 'True').lower() == 'true'
 
-ALLOWED_HOSTS = []
+ALLOWED_HOSTS = os.getenv('ALLOWED_HOSTS', 'localhost,127.0.0.1').split(',')
 
 # Application definition
 
@@ -36,8 +41,15 @@ INSTALLED_APPS = [
     'django.contrib.messages',
     'django.contrib.staticfiles',
     'core',
+    'django_celery_beat',
+    'django_celery_results',
+    'rest_framework',
+    'rest_framework.authtoken',
 ]
 
+# 导入Admin扩展
+# import core.admin_extended  # 暂时注释，避免循环导入
+
 MIDDLEWARE = [
     'django.middleware.security.SecurityMiddleware',
     'django.contrib.sessions.middleware.SessionMiddleware',
@@ -71,12 +83,30 @@ WSGI_APPLICATION = 'green_classroom.wsgi.application'
 # Database
 # https://docs.djangoproject.com/en/5.1/ref/settings/#databases
 
-DATABASES = {
-    'default': {
-        'ENGINE': 'django.db.backends.sqlite3',
-        'NAME': BASE_DIR / 'db.sqlite3',
+# 根据环境变量选择数据库
+DB_ENGINE = os.getenv('DB_ENGINE', 'django.db.backends.sqlite3')
+
+if DB_ENGINE == 'django.db.backends.postgresql':
+    DATABASES = {
+        'default': {
+            'ENGINE': DB_ENGINE,
+            'NAME': os.getenv('DB_NAME', 'green_classroom'),
+            'USER': os.getenv('DB_USER', 'postgres'),
+            'PASSWORD': os.getenv('DB_PASSWORD', ''),
+            'HOST': os.getenv('DB_HOST', 'localhost'),
+            'PORT': os.getenv('DB_PORT', '5432'),
+            'OPTIONS': {
+                'charset': 'utf8mb4',
+            },
+        }
+    }
+else:
+    DATABASES = {
+        'default': {
+            'ENGINE': 'django.db.backends.sqlite3',
+            'NAME': BASE_DIR / 'db.sqlite3',
+        }
     }
-}
 
 # Password validation
 # https://docs.djangoproject.com/en/5.1/ref/settings/#auth-password-validators
@@ -110,17 +140,118 @@ USE_TZ = True
 # Static files (CSS, JavaScript, Images)
 # https://docs.djangoproject.com/en/5.1/howto/static-files/
 
-STATIC_URL = 'static/'
+STATIC_URL = '/static/'
+STATIC_ROOT = os.getenv('STATIC_ROOT', os.path.join(BASE_DIR, 'data', 'static'))
 
 # Default primary key field type
 # https://docs.djangoproject.com/en/5.1/ref/settings/#default-auto-field
 
 DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'
 
-
-import os
-
-BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
-
-MEDIA_ROOT = os.path.join(BASE_DIR, 'date', 'media')
+# 媒体文件配置
+MEDIA_ROOT = os.getenv('MEDIA_ROOT', os.path.join(BASE_DIR, 'data', 'media'))
 MEDIA_URL = '/media/'
+
+# Celery配置
+CELERY_BROKER_URL = os.getenv('CELERY_BROKER_URL', 'redis://localhost:6379/0')
+CELERY_RESULT_BACKEND = os.getenv('CELERY_RESULT_BACKEND', 'redis://localhost:6379/0')
+CELERY_ACCEPT_CONTENT = ['json']
+CELERY_TASK_SERIALIZER = 'json'
+CELERY_RESULT_SERIALIZER = 'json'
+CELERY_TIMEZONE = TIME_ZONE
+CELERY_TASK_TRACK_STARTED = True
+CELERY_TASK_TIME_LIMIT = 30 * 60  # 30分钟
+
+# Redis配置
+REDIS_URL = os.getenv('REDIS_URL', 'redis://localhost:6379/0')
+
+# 日志配置
+LOGGING = {
+    'version': 1,
+    'disable_existing_loggers': False,
+    'formatters': {
+        'verbose': {
+            'format': '{levelname} {asctime} {module} {process:d} {thread:d} {message}',
+            'style': '{',
+        },
+        'simple': {
+            'format': '{levelname} {message}',
+            'style': '{',
+        },
+    },
+    'handlers': {
+        'file': {
+            'level': os.getenv('LOG_LEVEL', 'INFO'),
+            'class': 'logging.FileHandler',
+            'filename': os.getenv('LOG_FILE', os.path.join(BASE_DIR, 'data', 'logs', 'django.log')),
+            'formatter': 'verbose',
+        },
+        'console': {
+            'level': os.getenv('LOG_LEVEL', 'INFO'),
+            'class': 'logging.StreamHandler',
+            'formatter': 'simple',
+        },
+    },
+    'root': {
+        'handlers': ['console', 'file'],
+        'level': os.getenv('LOG_LEVEL', 'INFO'),
+    },
+    'loggers': {
+        'django': {
+            'handlers': ['console', 'file'],
+            'level': os.getenv('LOG_LEVEL', 'INFO'),
+            'propagate': False,
+        },
+        'core': {
+            'handlers': ['console', 'file'],
+            'level': os.getenv('LOG_LEVEL', 'INFO'),
+            'propagate': False,
+        },
+    },
+}
+
+# 安全设置
+if not DEBUG:
+    SECURE_BROWSER_XSS_FILTER = True
+    SECURE_CONTENT_TYPE_NOSNIFF = True
+    X_FRAME_OPTIONS = 'DENY'
+    SECURE_HSTS_SECONDS = 31536000
+    SECURE_HSTS_INCLUDE_SUBDOMAINS = True
+    SECURE_HSTS_PRELOAD = True
+
+# 爬虫设置
+CRAWLER_TIMEOUT = int(os.getenv('CRAWLER_TIMEOUT', 30))
+CRAWLER_MAX_RETRIES = int(os.getenv('CRAWLER_MAX_RETRIES', 3))
+CRAWLER_DELAY = int(os.getenv('CRAWLER_DELAY', 1))
+
+# Selenium设置
+SELENIUM_HEADLESS = os.getenv('SELENIUM_HEADLESS', 'True').lower() == 'true'
+CHROME_DRIVER_PATH = os.getenv('CHROME_DRIVER_PATH', '/usr/bin/chromedriver')
+
+# Sentry监控（可选）
+SENTRY_DSN = os.getenv('SENTRY_DSN')
+if SENTRY_DSN:
+    import sentry_sdk
+    from sentry_sdk.integrations.django import DjangoIntegration
+
+    sentry_sdk.init(
+        dsn=SENTRY_DSN,
+        integrations=[DjangoIntegration()],
+        traces_sample_rate=1.0,
+        send_default_pii=True
+    )
+
+# Django REST Framework 配置
+REST_FRAMEWORK = {
+    'DEFAULT_RENDERER_CLASSES': [
+        'rest_framework.renderers.JSONRenderer',
+        'rest_framework.renderers.BrowsableAPIRenderer',
+    ],
+    'DEFAULT_PERMISSION_CLASSES': [
+        'rest_framework.permissions.IsAuthenticated',
+    ],
+    'DEFAULT_AUTHENTICATION_CLASSES': [
+        'rest_framework.authentication.SessionAuthentication',
+        'rest_framework.authentication.TokenAuthentication',
+    ],
+}