def save2images(file,goodsmessage):
if not os.path.exists(os.path.join(settings.MEDIA_ROOT, 'images')):
os.makedirs(os.path.join(settings.MEDIA_ROOT, 'images'))
full_path = os.path.join(settings.MEDIA_ROOT, 'images' , file.name)
file_name = file.name
if(os.path.exists(full_path)):
#新文件名添加了16位随机字符
file_name = file_name[:-len(file_name.split('.')[-1]) - 1] + '_' + \
''.join(random.sample(string.ascii_letters + string.digits, 16)) + \
'.' + file_name.split('.')[-1]
full_path = os.path.join(settings.MEDIA_ROOT, 'images' , file_name)
fd = open(full_path,'wb+')
for chunks in file.chunks():
fd.write(chunks)
fd.close()
if(filetype(full_path) == 'unknown'):
os.remove(full_path)
return None
#进行图片剪裁
sm_img = creat_small_img(full_path)
big_img = creat_small_img(full_path,'big')
if big_img:
os.remove(full_path)
else:
big_img = os.path.join('/media/images',os.path.basename(full_path))
g = GoodsImage(ImgBig=big_img,ImgSma=sm_img)
g.save()
goodsmessage.Images.add(g)
#如果无图就添加一张新图
if not goodsmessage.First_pic:
goodsmessage.First_pic = g
goodsmessage.save()
def savehead(pic):
if not os.path.exists(os.path.join(settings.MEDIA_ROOT, 'head')):
os.makedirs(os.path.join(settings.MEDIA_ROOT, 'head'))
randname = ''.join(random.sample(string.ascii_letters + string.digits, 24))
randname += '.' + pic.name.split('.')[-1]
full_path = os.path.join(settings.MEDIA_ROOT, 'head', randname)
fd = open(full_path, 'wb+')
for chunks in pic.chunks():
fd.write(chunks)
fd.close()
if (filetype(full_path) == 'unknown'):
os.remove(full_path)
return None
else:
nn = creat_head(full_path)
os.remove(full_path)
return nn