serializers.py
2.22 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
import os
import zipfile
import time
from django.db.models import Q
from django.conf import settings
from django.core.files import File
from rest_framework import serializers
from log.serializers import LogSerializer
from log.models import Log
from chat.models import Conversation, ChatVisualizations
from .models import User
class UserBackupSerializer(serializers.ModelSerializer):
log = LogSerializer(many = True, source = 'get_items')
image = serializers.CharField(required = False, allow_blank = True, max_length = 255)
def validate(self, data):
user = User.objects.filter(email = data["email"])
if user.exists():
log = data["get_items"]
data = user[0].__dict__
data["get_items"] = log
else:
data["id"] = ""
files = self.context.get('files', None)
if files:
if data["image"] in files.namelist():
file_path = os.path.join(settings.MEDIA_ROOT, data["image"])
if os.path.isfile(file_path):
dst_path = os.path.join(settings.MEDIA_ROOT, "tmp")
path = files.extract(data["image"], dst_path)
new_name = os.path.join("users","img_" + str(time.time()) + os.path.splitext(data["image"])[1])
os.rename(os.path.join(dst_path, path), os.path.join(settings.MEDIA_ROOT, new_name))
data["image"] = new_name
else:
path = files.extract(data["image"], settings.MEDIA_ROOT)
else:
data["image"] = None
return data
class Meta:
model = User
fields = '__all__'
extra_kwargs = {
"email": {
"validators": [],
},
}
validators = []
class UserSerializer(serializers.ModelSerializer):
unseen_msgs = serializers.SerializerMethodField()
def get_unseen_msgs(self, user_to):
user = self.context.get('request_user', None)
if not user is None:
chat = Conversation.objects.filter((Q(user_one__email = user) & Q(user_two = user_to)) | (Q(user_one = user_to) & Q(user_two__email = user)))
if chat.count() > 0:
chat = chat[0]
return ChatVisualizations.objects.filter(message__talk = chat, user__email = user, viewed = False).count()
return 0
class Meta:
model = User
fields = ('username','email','image_url','last_update','date_created','last_name','social_name',
'is_staff','is_active','description','unseen_msgs')