def upload(self, path, filedata):
# qcloud_cos needs path to startswith /
if not path.startswith("/"):
path = "/" + path
if isinstance(filedata, text_type):
req = qcloud_cos.UploadFileRequest(self.bucket,
path,
filedata,
insert_only=0)
return self._cos_client.update_file(req)
elif isinstance(filedata, binary_type):
req = qcloud_cos.UploadFileFromBufferRequest(self.bucket,
path,
filedata,
insert_only=0)
return self._cos_client.upload_file_from_buffer(req)
else:
raise TypeError(
"filedata should be filename(text_type) or content(binary_type)"
)
def upload(self, bucket, path, local_file):
"""
上传本地文件到 COS, 将覆盖已经存在的文件
:param bucket: bucket name
:param path: dest cos path
:param local_file: local file
"""
req = qcos.UploadFileRequest(unicode(bucket),
unicode(path),
unicode(local_file),
insert_only=0)
resp = self.client.upload_file(req)
if resp["code"] != 0:
# COS 上传失败的文件会保留, 下次上传时无法覆盖, 这里先删除
if resp["message"].find("status_code:403") != -1:
req = qcos.DelFileRequest(unicode(bucket), unicode(path))
self.client.del_file(req)
raise Exception(resp["message"])
region_info = "gz" # # 替换为用户的region，目前可以为 sh/gz/tj，分别对应于上海，广州，天津园区
cos_client = qcloud_cos.CosClient(appid,
secret_id,
secret_key,
region=region_info)
# 设置要操作的bucket
bucket = u'zhangh214'
############################################################################
# 文件操作 #
############################################################################
# 1. 上传文件(默认不覆盖)
# 将本地的py_demo.py上传到bucket的根分区下,并命名为py_demo.py
# 默认不覆盖, 如果cos上文件存在,则会返回错误
request = qcloud_cos.UploadFileRequest(bucket, u'/demokit.py', u'py_demo2.py')
upload_file_ret = cos_client.upload_file(request)
print 'upload file ret:', repr(upload_file_ret)
# 2. 上传文件(覆盖文件)
# 将本地的py_demo2.py上传到bucket的根分区下,覆盖已上传的py_demo.py
request = qcloud_cos.UploadFileRequest(bucket, u'/demokit.py', u'py_demo2.py')
request.set_insert_only(0) # 设置允许覆盖
upload_file_ret = cos_client.upload_file(request)
print 'overwrite file ret:', repr(upload_file_ret)
# 3. 获取文件属性
request = qcloud_cos.StatFileRequest(bucket, u'/demokit.py')
stat_file_ret = cos_client.stat_file(request)
print 'stat file ret:', repr(stat_file_ret)
def loadDataToCos(filein,fileout):
request = qcloud_cos.UploadFileRequest(bucketname, fileout, filein, u'bizAttribute')
upload_file_ret = cos_client.upload_file(request)
print "upload file retresult : ", upload_file_ret
def creatSection(request):
try:
body = request.POST.dict()
if 'courseid' not in body:
t = loader.get_template('upload.html')
return HttpResponse(t.render())
user = tokenActive({'token': body['token']})
if not isinstance(user, User):
return pack(code=user)
# 如果是学生，那么不让创建
if user.type == 0:
return pack(msg='学生无法创建课程')
# 获取当前时间戳
now = int(1000 * time.time())
id = random_str()
section = EditSection(sectionid=id,
creattime=now,
creator=user.userid,
type=body['type'],
title=body['title'],
father=body['courseid'],
operator=0)
# 获取上传的文件，如果没有文件，则默认为None
file = request.FILES.get("file", None)
if not file:
pack(msg="no files for upload!")
# 文字文件和视频文件分别处理
if body['type'] == '1':
appid = 1252409052
secret_id = u'AKIDQkspaAxYEZItIV7K2axCF6yuhHIDfVr0'
secret_key = u'CG8nkZJtJXaS7au1vdJsGtOp4JQQFsRp'
region_info = u"tj"
cos_client = qcloud_cos.CosClient(appid,
secret_id,
secret_key,
region=region_info)
creatSectionFile(file=file, section=section)
request = qcloud_cos.UploadFileRequest(
u'conlinestatic1', u'/sectionfile/' + section.fileurl,
u'' + sectionfiledir + section.fileurl)
res = cos_client.upload_file(request)
if res['code'] != 0:
raise Exception('上传失败')
request = qcloud_cos.UpdateFileRequest(
u'conlinestatic1', u'/sectionfile/' + section.fileurl)
request.set_content_disposition(u'inline; filename=' +
section.fileurl)
cos_client.update_file(request)
os.remove(sectionfiledir + section.fileurl)
elif body['type'] == '0':
filetype = '.' + str(file).split('.')[1]
# 如果是txt或者md那么存到数据库
if filetype == '.txt' or filetype == '.md':
filecontent = file.read()
# 获取编码方式
encodetype = chardet.detect(filecontent)['encoding']
section.content = filecontent.decode(encodetype)
# 如果是pdf那么创建文件
elif filetype == '.pdf':
creatSectionFile(file=file, section=section)
# 如果是doc那么先转pdf再保存文件
elif filetype == '.doc':
creatSectionFile(file=file, section=section)
desfile = random_str() + '.pdf'
log('des: ' + desfile)
log('sre' + section.fileurl)
office = subprocess.Popen(['sh', '/home/ubuntu/office.sh'])
office.wait()
write = subprocess.Popen([
'python3', '/home/ubuntu/DocumentConverter.py',
sectionfiledir + section.fileurl, sectionfiledir + desfile
],
stderr=subprocess.PIPE,
stdout=subprocess.PIPE)
write.wait()
if write.stderr.read() != '':
log('error: ' + write.stderr.read())
raise Exception('上传出错')
section.fileurl = desfile
else:
raise Exception('文件类型错误')
section.save()
return pack()
except Exception as e:
return pack(msg=e)
def upload_file(des,loc):
request = qcloud_cos.UploadFileRequest(bucketname, des, loc, u'bizAttribute')
upload_file_ret = cos_client.upload_file(request)
print "upload file retresult : ", upload_file_ret