Add missing constraint.

[wolnelektury.git] / src / lesmianator / models.py

diff --git a/src/lesmianator/models.py b/src/lesmianator/models.py
index 0a4c059..28dbdba 100644 (file)
--- a/src/lesmianator/models.py
+++ b/src/lesmianator/models.py
@@ -1,7 +1,7 @@
-# -*- coding: utf-8 -*-

 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 #
 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 #

+from functools import reduce

 import pickle
 from pickle import PickleError
 from datetime import datetime
 import pickle
 from pickle import PickleError
 from datetime import datetime


@@ -10,22 +10,21 @@ from random import randint
 from django.core.files.base import ContentFile
 from django.db import models
 from django.utils.timezone import utc
 from django.core.files.base import ContentFile
 from django.db import models
 from django.utils.timezone import utc

-from django.utils.translation import ugettext_lazy as _
-from django.core.urlresolvers import reverse
+from django.utils.translation import gettext_lazy as _

 from django.contrib.auth.models import User
 from django.contrib.contenttypes.models import ContentType
 from django.contrib.contenttypes.fields import GenericForeignKey
 from django.conf import settings
 from django.contrib.auth.models import User
 from django.contrib.contenttypes.models import ContentType
 from django.contrib.contenttypes.fields import GenericForeignKey
 from django.conf import settings

+from django.urls import reverse

 
 

-from jsonfield import JSONField

 from catalogue.models import Book, Tag
 
 
 class Poem(models.Model):
     slug = models.SlugField(_('slug'), max_length=120, db_index=True)
     text = models.TextField(_('text'))
 from catalogue.models import Book, Tag
 
 
 class Poem(models.Model):
     slug = models.SlugField(_('slug'), max_length=120, db_index=True)
     text = models.TextField(_('text'))

-    created_by = models.ForeignKey(User, null=True)
-    created_from = JSONField(_('extra information'), null=True, blank=True)
+    created_by = models.ForeignKey(User, models.SET_NULL, null=True)
+    created_from = models.TextField(_('extra information'), null=True, blank=True)

     created_at = models.DateTimeField(_('creation date'), auto_now_add=True, editable=False)
     seen_at = models.DateTimeField(_('last view date'), auto_now_add=True, editable=False)
     view_count = models.IntegerField(_('view count'), default=1)
     created_at = models.DateTimeField(_('creation date'), auto_now_add=True, editable=False)
     seen_at = models.DateTimeField(_('last view date'), auto_now_add=True, editable=False)
     view_count = models.IntegerField(_('view count'), default=1)


@@ -48,7 +47,7 @@ class Poem(models.Model):
     @staticmethod
     def choose_letter(word, continuations):
         if word not in continuations:
     @staticmethod
     def choose_letter(word, continuations):
         if word not in continuations:

-            return u'\n'
+            return '\n'

 
         choices = sum((continuations[word][letter]
                        for letter in continuations[word]))
 
         choices = sum((continuations[word][letter]
                        for letter in continuations[word]))


@@ -67,7 +66,7 @@ class Poem(models.Model):
             return ''
 
         letters = []
             return ''
 
         letters = []

-        word = u''
+        word = ''

 
         finished_stanza_verses = 0
         current_stanza_verses = 0
 
         finished_stanza_verses = 0
         current_stanza_verses = 0


@@ -83,7 +82,7 @@ class Poem(models.Model):
             word = word[-length + 1:] + letter
             char_count += 1
 
             word = word[-length + 1:] + letter
             char_count += 1
 

-            if letter == u'\n':
+            if letter == '\n':

                 if verse_start:
                     finished_stanza_verses += current_stanza_verses
                     current_stanza_verses = 0
                 if verse_start:
                     finished_stanza_verses += current_stanza_verses
                     current_stanza_verses = 0


@@ -101,7 +100,7 @@ class Poem(models.Model):
 
 class Continuations(models.Model):
     pickle = models.FileField(_('Continuations file'), upload_to='lesmianator')
 
 class Continuations(models.Model):
     pickle = models.FileField(_('Continuations file'), upload_to='lesmianator')

-    content_type = models.ForeignKey(ContentType)
+    content_type = models.ForeignKey(ContentType, models.CASCADE)

     object_id = models.PositiveIntegerField()
     content_object = GenericForeignKey('content_type', 'object_id')
 
     object_id = models.PositiveIntegerField()
     content_object = GenericForeignKey('content_type', 'object_id')
 


@@ -155,7 +154,7 @@ class Continuations(models.Model):
             obj = cls.objects.get(content_type=object_type, object_id=sth.id)
             if not obj.pickle:
                 raise cls.DoesNotExist
             obj = cls.objects.get(content_type=object_type, object_id=sth.id)
             if not obj.pickle:
                 raise cls.DoesNotExist

-            f = open(obj.pickle.path)
+            f = open(obj.pickle.path, 'rb')

             keys, conts = pickle.load(f)
             f.close()
             if set(keys) != should_keys:
             keys, conts = pickle.load(f)
             f.close()
             if set(keys) != should_keys: