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from django.db import models
from django.contrib.auth.models import User
from PythonTBC import settings
from django.contrib.admin.models import LogEntry
from .local import sitemap_path
from taggit.managers import TaggableManager
from django.core.files.storage import FileSystemStorage
import os
CATEGORY = (("fluid mechanics", "Fluid Mechanics"),
("control systems", "Control Theory & Control Systems"),
("chemical engineering", "Chemical Engineering"),
("thermodynamics", "Thermodynamics"),
("mechanical engineering", "Mechanical Engineering"),
("signal processing", "Signal Processing"),
("digital communications", "Digital Communications"),
("electrical technology", "Electrical Technology"),
("maths & science", "Mathematics & Pure Science"),
("analog electronics", "Analog Electronics"),
("digital electronics", "Digital Electronics"),
("computer programming", "Computer Programming"),
("others", "Others"))
GENDER = (("male", "Male"),
("female", "Female"))
COURSES = (("mtech", "M.Tech"),
("me", "ME"),
("msc", "MSc"),
("mscit", "MScIT"),
("mca", "MCA"),
("btech", "B.Tech"),
("be", "BE"),
("bca", "BCA"),
("bscit", "BScIt"),
("others", "Others"))
ABOUT_PROJ = (("pythontbc website", "Python TBC Website"),
("friend", "Through Friend"),
("prof/teacher", "Through Prof/Teacher"),
("mailing list", "Through Mailing List"),
("posters in college", "Through Posters in College"),
("others", "Others"))
PROPOSAL_STATUS = (("pending","Pending"),
("samples","Samples"),
("sample submitted", "Sample Submitted"),
("sample disapproved", "Sample Disapproved"),
("sample resubmitted", "Sample Resubmitted"),
("book alloted","Book Alloted"),
("codes submitted", "Codes Submitted"),
("codes disapproved", "Codes Disapproved"),
("book completed","Book Completed"),
("rejected","Rejected"))
BOOK_PREFERENCE = (("book1","1st Book"),
("book2","2nd Book"),
("book3","3rd Book"))
def get_notebook_dir(instance, filename):
book_dir = instance.book.title.replace(' ', '_')+'_by_'+instance.book.author.replace(' ','_')
return '%s/%s' % (book_dir, filename.replace(' ', '_'))
def get_image_dir(instance, filename):
book_dir = instance.book.title.replace(' ', '_')+'_by_'+instance.book.author.replace(' ','_')
return '%s/screenshots/%s' % (book_dir, filename.replace(' ', '_'))
def get_sample_dir(instance, filename):
user_name = instance.proposal.user.user.first_name+instance.proposal.user.user.last_name
return 'sample_notebooks/%s/%s' % (user_name, filename.replace(' ', '_'))
class Profile(models.Model):
user = models.ForeignKey(User)
about = models.CharField(max_length=256)
insti_org = models.CharField(max_length=128)
course = models.CharField(max_length=10, choices=COURSES)
dept_desg = models.CharField(max_length=32)
dob = models.DateField()
gender = models.CharField(max_length=10, choices=GENDER)
phone_no = models.CharField(max_length=15)
about_proj = models.CharField(max_length=50, choices=ABOUT_PROJ)
city = models.CharField(max_length=50, default=None)
state = models.CharField(max_length=50, default=None)
pin_code = models.IntegerField(default=None)
def __unicode__(self):
name = self.user.first_name or 'Profile'
return '%s'%(name)
class Reviewer(models.Model):
name = models.CharField(max_length=32)
email = models.EmailField()
def __unicode__(self):
name = self.name or 'Reviewer'
return '%s'%(name)
class Book(models.Model):
title = models.CharField(max_length=500)
author = models.CharField(max_length=300)
category = models.CharField(max_length=32, choices=CATEGORY)
publisher_place = models.CharField(max_length=150)
isbn = models.CharField(max_length=50)
edition = models.CharField(max_length=15)
year_of_pub = models.CharField(max_length=4)
no_chapters = models.IntegerField(default=0, blank=True)
contributor = models.ForeignKey(Profile)
reviewer = models.ForeignKey(Reviewer)
approved = models.BooleanField(default=False)
start_time = models.DateField(null=True, default=None)
end_time = models.DateField(null=True, default=None)
tags = TaggableManager()
def __unicode__(self):
name = self.title or 'Book'
return '%s'%(name)
class OverwriteStorage(FileSystemStorage):
def get_available_name(self, name):
if self.exists(name):
os.remove(os.path.join(settings.MEDIA_ROOT, name))
return name
fs = OverwriteStorage(location="/Site/tbc-python_fossee_in/PythonTBC/Python-TBC-Interface/tbc/static/Python-Textbook-Companions/")
class Chapters(models.Model):
name = models.CharField(max_length=200)
notebook = models.FileField(storage=OverwriteStorage(), upload_to=get_notebook_dir)
book = models.ForeignKey(Book)
screen_shots = models.ManyToManyField('ScreenShots')
def __unicode__(self):
name = self.name or 'Chapter'
return '%s'%(name)
def get_absolute_url(self):
return sitemap_path+str(self.notebook)
class ScreenShots(models.Model):
caption = models.CharField(max_length=128)
image = models.FileField(storage=OverwriteStorage(), upload_to=get_image_dir)
book = models.ForeignKey(Book)
def __unicode__(self):
name = self.caption or 'ScreenShots'
return '%s'%(name)
class TempBook(models.Model):
title = models.CharField(max_length=500)
author = models.CharField(max_length=300)
category = models.CharField(max_length=32, choices=CATEGORY)
publisher_place = models.CharField(max_length=150)
isbn = models.CharField(max_length=50)
edition = models.CharField(max_length=15)
year_of_pub = models.CharField(max_length=4)
no_chapters = models.IntegerField()
def __unicode__(self):
name = self.title or 'Book'
return '%s'%(name)
class Proposal(models.Model):
user = models.ForeignKey(Profile)
textbooks = models.ManyToManyField(TempBook, related_name="proposed_textbooks")
accepted = models.ForeignKey(Book, related_name="approved_textbook", blank=True,null=True)
status = models.CharField(max_length=20, default="Pending", choices=PROPOSAL_STATUS)
remarks = models.CharField(max_length=1000)
def __unicode__(self):
user = self.user.user.username or 'User'
return '%s'%(user)
class SampleNotebook(models.Model):
proposal = models.ForeignKey(Proposal)
name = models.CharField(max_length=40)
sample_notebook = models.FileField(storage=OverwriteStorage(), upload_to=get_sample_dir)
def __unicode__(self):
notebook = self.proposal.accepted.title or 'notebook'
return '%s'%(notebook)
class ActivityLog(LogEntry):
proposal_id = models.IntegerField(null=True)
conversation = models.TextField(null=True)
class AicteBook(models.Model):
title = models.TextField()
author = models.CharField(max_length=300)
category = models.CharField(max_length=32)
publisher_place = models.CharField(max_length=200)
isbn = models.CharField(max_length=50)
edition = models.CharField(max_length=15)
year_of_pub = models.CharField(max_length=4)
proposed = models.BooleanField(default=False)
def __unicode__(self):
notebook = self.title or 'Book'
return '%s'%(notebook)
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