1
0
mirror of https://github.com/haiwen/seahub.git synced 2025-09-05 00:43:53 +00:00
Files
seahub/seahub/api2/endpoints/admin/share_links.py

362 lines
13 KiB
Python

# Copyright (c) 2012-2016 Seafile Ltd.
import os
import json
import stat
import logging
import posixpath
from rest_framework.authentication import SessionAuthentication
from rest_framework.permissions import IsAdminUser
from rest_framework.response import Response
from rest_framework.views import APIView
from rest_framework import status
from django.contrib.auth.hashers import check_password
from seaserv import seafile_api
import seaserv
from seahub.api2.authentication import TokenAuthentication
from seahub.api2.throttling import UserRateThrottle
from seahub.api2.utils import api_error
from seahub.base.templatetags.seahub_tags import email2nickname, \
email2contact_email
from seahub.share.models import FileShare
from seahub.utils import gen_file_get_url, gen_dir_zip_download_url, \
is_windows_operating_system, gen_shared_link
from seahub.utils.timeutils import timestamp_to_isoformat_timestr, \
datetime_to_isoformat_timestr
from seahub.views.file import send_file_access_msg
logger = logging.getLogger(__name__)
def get_share_link_info(fileshare):
data = {}
token = fileshare.token
repo_id = fileshare.repo_id
try:
repo = seafile_api.get_repo(repo_id)
except Exception as e:
logger.error(e)
repo = None
path = fileshare.path
if path:
obj_name = '/' if path == '/' else os.path.basename(path.rstrip('/'))
else:
obj_name = ''
if fileshare.expire_date:
expire_date = datetime_to_isoformat_timestr(fileshare.expire_date)
else:
expire_date = ''
if fileshare.ctime:
ctime = datetime_to_isoformat_timestr(fileshare.ctime)
else:
ctime = ''
ccnet_email = fileshare.username
data['creator_email'] = ccnet_email
data['creator_name'] = email2nickname(ccnet_email)
data['creator_contact_email'] = email2contact_email(ccnet_email)
data['repo_id'] = repo_id
data['repo_name'] = repo.repo_name if repo else ''
data['path'] = path
data['obj_name'] = obj_name
data['is_dir'] = True if fileshare.s_type == 'd' else False
data['token'] = token
data['link'] = gen_shared_link(token, fileshare.s_type)
data['view_cnt'] = fileshare.view_cnt
data['ctime'] = ctime
data['expire_date'] = expire_date
data['is_expired'] = fileshare.is_expired()
data['permissions'] = fileshare.get_permissions()
if fileshare.s_type == 'f':
obj_id = seafile_api.get_file_id_by_path(repo_id, path)
data['size'] = seafile_api.get_file_size(repo.store_id,
repo.version, obj_id)
return data
class AdminShareLink(APIView):
authentication_classes = (TokenAuthentication, SessionAuthentication)
permission_classes = (IsAdminUser,)
throttle_classes = (UserRateThrottle,)
def get(self, request, token):
""" Get a special share link info.
Permission checking:
1. only admin can perform this action.
"""
try:
sharelink = FileShare.objects.get(token=token)
except FileShare.DoesNotExist:
error_msg = 'Share link %s not found.' % token
return api_error(status.HTTP_404_NOT_FOUND, error_msg)
link_info = get_share_link_info(sharelink)
return Response(link_info)
class AdminShareLinkDirents(APIView):
authentication_classes = (TokenAuthentication, SessionAuthentication)
permission_classes = (IsAdminUser,)
throttle_classes = (UserRateThrottle,)
def get(self, request, token):
""" Get dirents of shared download dir.
Permission checking:
1. only admin can perform this action.
"""
try:
sharelink = FileShare.objects.get(token=token)
except FileShare.DoesNotExist:
error_msg = 'Share link %s not found.' % token
return api_error(status.HTTP_404_NOT_FOUND, error_msg)
repo_id = sharelink.repo_id
repo = seafile_api.get_repo(repo_id)
if not repo:
error_msg = 'Library not found.'
return api_error(status.HTTP_404_NOT_FOUND, error_msg)
obj_path = sharelink.path
obj_id = seafile_api.get_dir_id_by_path(repo_id, obj_path)
if not obj_id:
error_msg = 'Folder not found.'
return api_error(status.HTTP_404_NOT_FOUND, error_msg)
req_path = request.GET.get('path', '/')
if req_path == '/':
real_path = obj_path
else:
real_path = posixpath.join(obj_path, req_path.strip('/'))
if real_path[-1] != '/':
real_path += '/'
real_obj_id = seafile_api.get_dir_id_by_path(repo_id, real_path)
if not real_obj_id:
error_msg = 'Folder %s not found.' % req_path
return api_error(status.HTTP_404_NOT_FOUND, error_msg)
try:
current_commit = seafile_api.get_commit_list(repo_id, 0, 1)[0]
dirent_list = seafile_api.list_dir_by_commit_and_path(repo_id,
current_commit.id, real_path, -1, -1)
except Exception as e:
logger.error(e)
error_msg = 'Internal Server Error'
return api_error(status.HTTP_500_INTERNAL_SERVER_ERROR, error_msg)
result = []
for dirent in dirent_list:
dirent_info = {}
dirent_info['obj_name'] = dirent.obj_name
dirent_info['path'] = posixpath.join(req_path, dirent.obj_name)
dirent_info['size'] = dirent.size
dirent_info['last_modified'] = timestamp_to_isoformat_timestr(dirent.mtime)
if stat.S_ISDIR(dirent.mode):
dirent_info['is_dir'] = True
else:
dirent_info['is_dir'] = False
result.append(dirent_info)
return Response(result)
class AdminShareLinkDownload(APIView):
authentication_classes = (TokenAuthentication, SessionAuthentication)
permission_classes = (IsAdminUser,)
throttle_classes = (UserRateThrottle,)
def get(self, request, token):
""" Get FileServer download url of the shared file/dir.
Permission checking:
1. only admin can perform this action.
"""
try:
sharelink = FileShare.objects.get(token=token)
except FileShare.DoesNotExist:
error_msg = 'Share link %s not found.' % token
return api_error(status.HTTP_404_NOT_FOUND, error_msg)
repo_id = sharelink.repo_id
repo = seafile_api.get_repo(repo_id)
if not repo:
error_msg = 'Library not found.'
return api_error(status.HTTP_404_NOT_FOUND, error_msg)
result = {}
obj_path = sharelink.path
if sharelink.s_type == 'f':
# download shared file
obj_id = seafile_api.get_file_id_by_path(repo_id, obj_path)
if not obj_id:
error_msg = 'File not found.'
return api_error(status.HTTP_404_NOT_FOUND, error_msg)
try:
# `username` parameter only used for encrypted repo
download_token = seafile_api.get_fileserver_access_token(repo_id,
obj_id, 'download', sharelink.username, use_onetime=False)
except Exception as e:
logger.error(e)
error_msg = 'Internal Server Error'
return api_error(status.HTTP_500_INTERNAL_SERVER_ERROR, error_msg)
if not download_token:
error_msg = 'Internal Server Error'
return api_error(status.HTTP_500_INTERNAL_SERVER_ERROR, error_msg)
obj_name = os.path.basename(obj_path.rstrip('/'))
result['download_link'] = gen_file_get_url(download_token, obj_name)
else:
# download (sub) file/folder in shared dir
obj_id = seafile_api.get_dir_id_by_path(repo_id, obj_path)
if not obj_id:
error_msg = 'Folder not found.'
return api_error(status.HTTP_404_NOT_FOUND, error_msg)
download_type = request.GET.get('type', None)
if not download_type or download_type not in ('file', 'folder'):
error_msg = 'type invalid.'
return api_error(status.HTTP_400_BAD_REQUEST, error_msg)
req_path = request.GET.get('path', None)
if not req_path:
error_msg = 'path invalid.'
return api_error(status.HTTP_400_BAD_REQUEST, error_msg)
if req_path == '/':
real_path = obj_path
else:
real_path = posixpath.join(obj_path, req_path.strip('/'))
if download_type == 'file':
# download sub file in shared dir
real_obj_id = seafile_api.get_file_id_by_path(repo_id, real_path)
if not real_obj_id:
error_msg = 'File not found.'
return api_error(status.HTTP_404_NOT_FOUND, error_msg)
try:
download_token = seafile_api.get_fileserver_access_token(repo_id,
real_obj_id, 'download', sharelink.username, use_onetime=False)
except Exception as e:
logger.error(e)
error_msg = 'Internal Server Error'
return api_error(status.HTTP_500_INTERNAL_SERVER_ERROR, error_msg)
if not download_token:
error_msg = 'Internal Server Error'
return api_error(status.HTTP_500_INTERNAL_SERVER_ERROR, error_msg)
file_name = os.path.basename(real_path.rstrip('/'))
result['download_link'] = gen_file_get_url(download_token, file_name)
else:
# download sub folder in shared dir
if real_path[-1] != '/':
real_path += '/'
real_obj_id = seafile_api.get_dir_id_by_path(repo_id, real_path)
if not real_obj_id:
error_msg = 'Folder %s not found.' % req_path
return api_error(status.HTTP_404_NOT_FOUND, error_msg)
dir_name = repo.name if real_path == '/' else \
os.path.basename(real_path.rstrip('/'))
dir_size = seafile_api.get_dir_size(
repo.store_id, repo.version, real_obj_id)
if dir_size > seaserv.MAX_DOWNLOAD_DIR_SIZE:
error_msg = 'Unable to download directory "%s": size is too large.' % dir_name
return api_error(status.HTTP_400_BAD_REQUEST, error_msg)
# get file server access token
is_windows = 0
if is_windows_operating_system(request):
is_windows = 1
fake_obj_id = {
'obj_id': real_obj_id,
'dir_name': dir_name,
'is_windows': is_windows
}
try:
zip_token = seafile_api.get_fileserver_access_token(repo_id,
json.dumps(fake_obj_id), 'download-dir',
sharelink.username, use_onetime=False)
except Exception as e:
logger.error(e)
error_msg = 'Internal Server Error'
return api_error(status.HTTP_500_INTERNAL_SERVER_ERROR, error_msg)
try:
# used for file audit
send_file_access_msg(request, repo, real_path, 'share-link')
# used for traffic
seaserv.send_message('seahub.stats', 'dir-download\t%s\t%s\t%s\t%s' %
(repo_id, sharelink.username, real_obj_id, dir_size))
except Exception as e:
logger.error(e)
result['download_link'] = gen_dir_zip_download_url(zip_token)
return Response(result)
class AdminShareLinkCheckPassword(APIView):
authentication_classes = (TokenAuthentication, SessionAuthentication)
permission_classes = (IsAdminUser,)
throttle_classes = (UserRateThrottle,)
def post(self, request, token):
""" Check if password for an encrypted share link is correct.
Permission checking:
1. only admin can perform this action.
"""
try:
sharelink = FileShare.objects.get(token=token)
except FileShare.DoesNotExist:
error_msg = 'Share link %s not found.' % token
return api_error(status.HTTP_404_NOT_FOUND, error_msg)
if not sharelink.is_encrypted():
error_msg = 'Share link is not encrypted.'
return api_error(status.HTTP_400_BAD_REQUEST, error_msg)
password = request.POST.get('password')
if not password:
error_msg = 'password invalid.'
return api_error(status.HTTP_400_BAD_REQUEST, error_msg)
if check_password(password, sharelink.password):
return Response({'success': True})
else:
error_msg = 'Password is not correct.'
return api_error(status.HTTP_403_FORBIDDEN, error_msg)