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style: code format

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This commit is contained in:
Lan
2025-02-15 22:00:53 +08:00
parent 802d2551ff
commit 1ff1d6c695
14 changed files with 404 additions and 311 deletions
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apps/base/dependencies.py
+16 -8
View File
@@ -12,26 +12,34 @@ class IPRateLimit:
def check_ip(self, ip: str) -> bool:
if ip in self.ips:
ip_info = self.ips[ip]
if ip_info['count'] >= self.count:
if ip_info['time'] + timedelta(minutes=self.minutes) > datetime.now():
if ip_info["count"] >= self.count:
if ip_info["time"] + timedelta(minutes=self.minutes) > datetime.now():
return False
self.ips.pop(ip)
return True
def add_ip(self, ip: str) -> int:
ip_info = self.ips.get(ip, {'count': 0, 'time': datetime.now()})
ip_info['count'] += 1
ip_info['time'] = datetime.now()
ip_info = self.ips.get(ip, {"count": 0, "time": datetime.now()})
ip_info["count"] += 1
ip_info["time"] = datetime.now()
self.ips[ip] = ip_info
return ip_info['count']
return ip_info["count"]
async def remove_expired_ip(self) -> None:
now = datetime.now()
expiration = timedelta(minutes=self.minutes)
self.ips = {ip: info for ip, info in self.ips.items() if info['time'] + expiration >= now}
self.ips = {
ip: info
for ip, info in self.ips.items()
if info["time"] + expiration >= now
}
def __call__(self, request: Request) -> str:
ip = request.headers.get('X-Real-IP') or request.headers.get('X-Forwarded-For') or request.client.host
ip = (
request.headers.get("X-Real-IP")
or request.headers.get("X-Forwarded-For")
or request.client.host
)
if not self.check_ip(ip):
raise HTTPException(status_code=423, detail="请求次数过多，请稍后再试")
return ip
apps/base/models.py
+33 -15
View File
@@ -14,17 +14,31 @@ from core.utils import get_now
class FileCodes(Model):
id: Optional[int] = fields.IntField(pk=True)
code: Optional[int] = fields.CharField(description='分享码', max_length=255, index=True, unique=True)
prefix: Optional[str] = fields.CharField(max_length=255, description='前缀', default='')
suffix: Optional[str] = fields.CharField(max_length=255, description='后缀', default='')
uuid_file_name: Optional[str] = fields.CharField(max_length=255, description='uuid文件名', null=True)
file_path: Optional[str] = fields.CharField(max_length=255, description='文件路径', null=True)
size: Optional[int] = fields.IntField(description='文件大小', default=0)
text: Optional[str] = fields.TextField(description='文本内容', null=True)
expired_at: Optional[datetime] = fields.DatetimeField(null=True, description='过期时间')
expired_count: Optional[int] = fields.IntField(description='可用次数', default=0)
used_count: Optional[int] = fields.IntField(description='已用次数', default=0)
created_at: Optional[datetime] = fields.DatetimeField(auto_now_add=True, description='创建时间')
code: Optional[int] = fields.CharField(
description="分享码", max_length=255, index=True, unique=True
)
prefix: Optional[str] = fields.CharField(
max_length=255, description="前缀", default=""
)
suffix: Optional[str] = fields.CharField(
max_length=255, description="后缀", default=""
)
uuid_file_name: Optional[str] = fields.CharField(
max_length=255, description="uuid文件名", null=True
)
file_path: Optional[str] = fields.CharField(
max_length=255, description="文件路径", null=True
)
size: Optional[int] = fields.IntField(description="文件大小", default=0)
text: Optional[str] = fields.TextField(description="文本内容", null=True)
expired_at: Optional[datetime] = fields.DatetimeField(
null=True, description="过期时间"
)
expired_count: Optional[int] = fields.IntField(description="可用次数", default=0)
used_count: Optional[int] = fields.IntField(description="已用次数", default=0)
created_at: Optional[datetime] = fields.DatetimeField(
auto_now_add=True, description="创建时间"
)
async def is_expired(self):
# 按时间
@@ -42,9 +56,13 @@ class FileCodes(Model):
class KeyValue(Model):
id: Optional[int] = fields.IntField(pk=True)
key: Optional[str] = fields.CharField(max_length=255, description='键', index=True, unique=True)
value: Optional[str] = fields.JSONField(description='值', null=True)
created_at: Optional[datetime] = fields.DatetimeField(auto_now_add=True, description='创建时间')
key: Optional[str] = fields.CharField(
max_length=255, description="键", index=True, unique=True
)
value: Optional[str] = fields.JSONField(description="值", null=True)
created_at: Optional[datetime] = fields.DatetimeField(
auto_now_add=True, description="创建时间"
)
file_codes_pydantic = pydantic_model_creator(FileCodes, name='FileCodes')
file_codes_pydantic = pydantic_model_creator(FileCodes, name="FileCodes")
apps/base/utils.py
+30 -20
View File
@@ -14,47 +14,57 @@ from core.utils import get_random_num, get_random_string, max_save_times_desc
async def get_file_path_name(file: UploadFile) -> Tuple[str, str, str, str, str]:
"""获取文件路径和文件名"""
today = datetime.datetime.now()
storage_path = settings.storage_path.strip('/') # 移除开头和结尾的斜杠
storage_path = settings.storage_path.strip("/") # 移除开头和结尾的斜杠
file_uuid = uuid.uuid4().hex
# 使用 UUID 作为子目录名
base_path = f"share/data/{today.strftime('%Y/%m/%d')}/{file_uuid}"
# 如果设置了存储路径，将其添加到基础路径中
path = f"{storage_path}/{base_path}" if storage_path else base_path
prefix, suffix = os.path.splitext(file.filename)
# 保持原始文件名
save_path = f"{path}/{file.filename}"
return path, suffix, prefix, file.filename, save_path
async def get_expire_info(expire_value: int, expire_style: str) -> Tuple[Optional[datetime.datetime], int, int, str]:
async def get_expire_info(
expire_value: int, expire_style: str
) -> Tuple[Optional[datetime.datetime], int, int, str]:
"""获取过期信息"""
expired_count, used_count = -1, 0
now = datetime.datetime.now()
code = None
max_timedelta = datetime.timedelta(seconds=settings.max_save_seconds) if settings.max_save_seconds > 0 else datetime.timedelta(days=7)
detail = await max_save_times_desc(settings.max_save_seconds) if settings.max_save_seconds > 0 else '7天'
detail = f'限制最长时间为 {detail[0]}，可换用其他方式'
max_timedelta = (
datetime.timedelta(seconds=settings.max_save_seconds)
if settings.max_save_seconds > 0
else datetime.timedelta(days=7)
)
detail = (
await max_save_times_desc(settings.max_save_seconds)
if settings.max_save_seconds > 0
else "7天"
)
detail = f"限制最长时间为 {detail[0]}，可换用其他方式"
expire_styles = {
'day': lambda: now + datetime.timedelta(days=expire_value),
'hour': lambda: now + datetime.timedelta(hours=expire_value),
'minute': lambda: now + datetime.timedelta(minutes=expire_value),
'count': lambda: (now + datetime.timedelta(days=1), expire_value),
'forever': lambda: (None, None), # 修改这里
"day": lambda: now + datetime.timedelta(days=expire_value),
"hour": lambda: now + datetime.timedelta(hours=expire_value),
"minute": lambda: now + datetime.timedelta(minutes=expire_value),
"count": lambda: (now + datetime.timedelta(days=1), expire_value),
"forever": lambda: (None, None), # 修改这里
}
if expire_style in expire_styles:
result = expire_styles[expire_style]()
if isinstance(result, tuple):
expired_at, extra = result
if expire_style == 'count':
if expire_style == "count":
expired_count = extra
elif expire_style == 'forever':
code = await get_random_code(style='string') # 移动到这里
elif expire_style == "forever":
code = await get_random_code(style="string") # 移动到这里
else:
expired_at = result
if expired_at and expired_at - now > max_timedelta:
@@ -68,15 +78,15 @@ async def get_expire_info(expire_value: int, expire_style: str) -> Tuple[Optiona
return expired_at, expired_count, used_count, code
async def get_random_code(style='num') -> str:
async def get_random_code(style="num") -> str:
"""获取随机字符串"""
while True:
code = await get_random_num() if style == 'num' else await get_random_string()
code = await get_random_num() if style == "num" else await get_random_string()
if not await FileCodes.filter(code=code).exists():
return code
ip_limit = {
'error': IPRateLimit(count=settings.uploadCount, minutes=settings.errorMinute),
'upload': IPRateLimit(count=settings.errorCount, minutes=settings.errorMinute)
"error": IPRateLimit(count=settings.uploadCount, minutes=settings.errorMinute),
"upload": IPRateLimit(count=settings.errorCount, minutes=settings.errorMinute),
}
apps/base/views.py
+52 -40
View File
@@ -8,32 +8,36 @@ from core.settings import settings
from core.storage import storages, FileStorageInterface
from core.utils import get_select_token
share_api = APIRouter(prefix='/share', tags=['分享'])
share_api = APIRouter(prefix="/share", tags=["分享"])
async def validate_file_size(file: UploadFile, max_size: int):
if file.size > max_size:
max_size_mb = max_size / (1024 * 1024)
raise HTTPException(status_code=403, detail=f'大小超过限制,最大为{max_size_mb:.2f} MB')
raise HTTPException(
status_code=403, detail=f"大小超过限制,最大为{max_size_mb:.2f} MB"
)
async def create_file_code(code, **kwargs):
return await FileCodes.create(code=code, **kwargs)
@share_api.post('/text/', dependencies=[Depends(admin_required)])
@share_api.post("/text/", dependencies=[Depends(admin_required)])
async def share_text(
text: str = Form(...),
expire_value: int = Form(default=1, gt=0),
expire_style: str = Form(default='day'),
ip: str = Depends(ip_limit['upload'])
text: str = Form(...),
expire_value: int = Form(default=1, gt=0),
expire_style: str = Form(default="day"),
ip: str = Depends(ip_limit["upload"]),
):
text_size = len(text.encode('utf-8'))
text_size = len(text.encode("utf-8"))
max_txt_size = 222 * 1024
if text_size > max_txt_size:
raise HTTPException(status_code=403, detail='内容过多,建议采用文件形式')
raise HTTPException(status_code=403, detail="内容过多,建议采用文件形式")
expired_at, expired_count, used_count, code = await get_expire_info(expire_value, expire_style)
expired_at, expired_count, used_count, code = await get_expire_info(
expire_value, expire_style
)
await create_file_code(
code=code,
text=text,
@@ -41,25 +45,27 @@ async def share_text(
expired_count=expired_count,
used_count=used_count,
size=len(text),
prefix='Text'
prefix="Text",
)
ip_limit['upload'].add_ip(ip)
return APIResponse(detail={'code': code})
ip_limit["upload"].add_ip(ip)
return APIResponse(detail={"code": code})
@share_api.post('/file/', dependencies=[Depends(admin_required)])
@share_api.post("/file/", dependencies=[Depends(admin_required)])
async def share_file(
expire_value: int = Form(default=1, gt=0),
expire_style: str = Form(default='day'),
file: UploadFile = File(...),
ip: str = Depends(ip_limit['upload'])
expire_value: int = Form(default=1, gt=0),
expire_style: str = Form(default="day"),
file: UploadFile = File(...),
ip: str = Depends(ip_limit["upload"]),
):
await validate_file_size(file, settings.uploadSize)
if expire_style not in settings.expireStyle:
raise HTTPException(status_code=400, detail='过期时间类型错误')
raise HTTPException(status_code=400, detail="过期时间类型错误")
expired_at, expired_count, used_count, code = await get_expire_info(expire_value, expire_style)
expired_at, expired_count, used_count, code = await get_expire_info(
expire_value, expire_style
)
path, suffix, prefix, uuid_file_name, save_path = await get_file_path_name(file)
file_storage: FileStorageInterface = storages[settings.file_storage]()
@@ -76,16 +82,16 @@ async def share_file(
expired_count=expired_count,
used_count=used_count,
)
ip_limit['upload'].add_ip(ip)
return APIResponse(detail={'code': code, 'name': file.filename})
ip_limit["upload"].add_ip(ip)
return APIResponse(detail={"code": code, "name": file.filename})
async def get_code_file_by_code(code, check=True):
file_code = await FileCodes.filter(code=code).first()
if not file_code:
return False, '文件不存在'
return False, "文件不存在"
if await file_code.is_expired() and check:
return False, '文件已过期'
return False, "文件已过期"
return True, file_code
@@ -96,44 +102,50 @@ async def update_file_usage(file_code):
await file_code.save()
@share_api.get('/select/')
async def get_code_file(code: str, ip: str = Depends(ip_limit['error'])):
@share_api.get("/select/")
async def get_code_file(code: str, ip: str = Depends(ip_limit["error"])):
file_storage: FileStorageInterface = storages[settings.file_storage]()
has, file_code = await get_code_file_by_code(code)
if not has:
ip_limit['error'].add_ip(ip)
ip_limit["error"].add_ip(ip)
return APIResponse(code=404, detail=file_code)
await update_file_usage(file_code)
return await file_storage.get_file_response(file_code)
@share_api.post('/select/')
async def select_file(data: SelectFileModel, ip: str = Depends(ip_limit['error'])):
@share_api.post("/select/")
async def select_file(data: SelectFileModel, ip: str = Depends(ip_limit["error"])):
file_storage: FileStorageInterface = storages[settings.file_storage]()
has, file_code = await get_code_file_by_code(data.code)
if not has:
ip_limit['error'].add_ip(ip)
ip_limit["error"].add_ip(ip)
return APIResponse(code=404, detail=file_code)
await update_file_usage(file_code)
return APIResponse(detail={
'code': file_code.code,
'name': file_code.prefix + file_code.suffix,
'size': file_code.size,
'text': file_code.text if file_code.text is not None else await file_storage.get_file_url(file_code),
})
return APIResponse(
detail={
"code": file_code.code,
"name": file_code.prefix + file_code.suffix,
"size": file_code.size,
"text": (
file_code.text
if file_code.text is not None
else await file_storage.get_file_url(file_code)
),
}
)
@share_api.get('/download')
async def download_file(key: str, code: str, ip: str = Depends(ip_limit['error'])):
@share_api.get("/download")
async def download_file(key: str, code: str, ip: str = Depends(ip_limit["error"])):
file_storage: FileStorageInterface = storages[settings.file_storage]()
if await get_select_token(code) != key:
ip_limit['error'].add_ip(ip)
ip_limit["error"].add_ip(ip)
has, file_code = await get_code_file_by_code(code, False)
if not has:
return APIResponse(code=404, detail='文件不存在')
return APIResponse(code=404, detail="文件不存在")
return (
APIResponse(detail=file_code.text)