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models.py
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from django.db import models
from django.contrib.auth.models import User
import datetime
# Course Model
class Course(models.Model):
name = models.CharField(max_length=30)
college_id = models.PositiveIntegerField()
class_id = models.PositiveSmallIntegerField()
hours = models.SmallIntegerField()
credit = models.DecimalField(max_digits=2, decimal_places=1)
course_code = models.CharField(max_length=10)
visit_count = models.IntegerField()
teacher = models.CharField(max_length=100, null=True)
elective = models.SmallIntegerField(default=0)
def __str__(self):
return str(self.id)
# Resource Model
class Resource(models.Model):
size = models.IntegerField(blank=False)
link = models.FileField(blank=True, upload_to='uploads/%Y/%m')
name = models.CharField(blank=False,max_length=300)
intro = models.TextField()
upload_user_id = models.PositiveIntegerField(blank=False)
#course_id = models.PositiveIntegerField(blank=False)
upload_time = models.DateTimeField(auto_now_add=True)
only_url = models.BooleanField(blank=False) # if only_url is True, link = None && url = uploaded url; else url = None && link = uploaded file.url
url = models.CharField(blank=True, max_length=1000)
course_code = models.CharField(blank=True, max_length=10)
download_count = models.IntegerField(default=0)
def __str__(self):
return str(self.id)
# Teacher Model
class Teacher(models.Model):
name = models.CharField(max_length=20)
def __str__(self):
return str(self.id)
# College Model
class College(models.Model):
name = models.CharField(max_length=30)
def __str__(self):
return str(self.id)
# Course_Class Model
class Course_Class(models.Model):
name = models.CharField(max_length=20)
def __str__(self):
return str(self.id)
# R_Course_User_Contribution Model
class R_Course_User_Contribution(models.Model):
score = models.PositiveIntegerField()
user_id = models.PositiveIntegerField()
course_id = models.PositiveIntegerField()
def __str__(self):
return str(self.id)
# R_Course_User_Like Model
class R_Course_User_Like(models.Model):
user_id = models.PositiveIntegerField()
course_id = models.PositiveIntegerField()
def __str__(self):
return str(self.id)
# UserProfile Model: extend info of User
class UserProfile(models.Model):
user = models.OneToOneField(User, unique=True, verbose_name=('User'))
gender = models.CharField(max_length=1)
nickname = models.CharField(max_length=20)
intro = models.TextField()
college_id = models.PositiveIntegerField(blank=True, default=None)
user_photo = models.ImageField(upload_to='user_photo', null=True, blank=True)
def __str__(self):
return str(self.user.id)
class Resource_Evaluation(models.Model):
user_id = models.IntegerField()
resource_id = models.IntegerField()
grade = models.SmallIntegerField()
def __str__(self):
return str(self.id)
# R_Resource_User_Like Model
class R_Resource_User_Like(models.Model):
user_id = models.PositiveIntegerField()
resource_id = models.PositiveIntegerField()
def __str__(self):
return str(self.id)
# Report Model
class Report(models.Model):
report_time = models.DateTimeField(auto_now_add=True)
report_user_id = models.PositiveIntegerField(blank=True)
be_reported_resource_id = models.PositiveIntegerField(blank=False)
already_handle = models.BooleanField(blank=False, default=False) # this field represents that if the administrator has handled the report, default=False, after handling, alter this field to True
def __str__(self):
return str(self.id)
class IpVisitInfo(models.Model):
ip = models.CharField(max_length=20)
early_date = models.CharField(max_length=20)
latest_date = models.CharField(max_length=20)
visit_count = models.IntegerField(default=0)
def __str__(self):
return str(self.id)
class Post(models.Model):
course_id = models.IntegerField(blank=False)
category = models.IntegerField(blank=False)
title = models.CharField(max_length=30, blank=False)
main_follow_id = models.IntegerField()
update_time = models.DateTimeField(auto_now_add=True)
follow_count = models.IntegerField(default=0)
click_count = models.IntegerField(default=0)
intro = models.CharField(max_length=100)
def __str__(self):
return str(self.id)
class Follow(models.Model):
post_id = models.IntegerField(blank=False)
user_id = models.IntegerField(blank=False)
content = models.TextField(blank=False)
post_time = models.DateTimeField(auto_now_add=True)
edit_time = models.DateTimeField(auto_now_add=True)
editor = models.IntegerField(blank=False)
is_main = models.BooleanField(blank=False)
pos_eva_count = models.IntegerField(default=0)
neg_eva_count = models.IntegerField(default=0)
comment_count = models.IntegerField(default=0)
def __str__(self):
return str(self.id)
class Follow_Evaluation(models.Model):
user_id = models.IntegerField(blank=False)
follow_id = models.IntegerField(blank=False)
grade = models.SmallIntegerField(blank=False)
def __str__(self):
return str(self.id)
class Follow_Comment(models.Model):
user_id = models.IntegerField(blank=False)
follow_id = models.IntegerField(blank=False)
to_comment_id = models.IntegerField(null=True)
content = models.TextField(blank=False)
post_time = models.DateTimeField(auto_now_add=True)
def __str__(self):
return str(self.id)
class EmailVerifyRecord(models.Model):
# 验证码
code = models.CharField(max_length=20, verbose_name=u"验证码")
email = models.EmailField(max_length=50, verbose_name=u"邮箱")
# 包含注册验证和找回验证
send_type = models.CharField(verbose_name=u"验证码类型", max_length=10, choices=(("register",u"注册"), ("forget",u"找回密码")))
send_time = models.DateTimeField(verbose_name=u"发送时间", auto_now_add=True)
class Meta:
verbose_name = u"邮箱验证码"
verbose_name_plural = verbose_name
def __unicode__(self):
return '{0}({1})'.format(self.code, self.email)
class Tongpao_Userprofile(models.Model):
student_id = models.CharField(max_length=15,unique=True)
tongpao_username = models.CharField(max_length=32,null=True)
phone_number = models.BigIntegerField(null=True)
email = models.CharField(max_length=254,null=True)
real_name = models.CharField(max_length=50,null=True)
birthday = models.DateTimeField()
gender = models.CharField(max_length=5,null=True)
grade = models.CharField(max_length=10,null=True)
college = models.CharField(max_length=30,null=True)
major = models.CharField(max_length=20,null=True)
class_name = models.CharField(max_length=20,null=True)
identification = models.CharField(max_length=30,null=True)
def __str__(self):
return str(self.id)