Translators as authors.
[wolnelektury.git] / src / picture / models.py
index a3c098c..98fd382 100644 (file)
@@ -1,29 +1,27 @@
-# -*- 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 Wolne Lektury, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Wolne Lektury. See NOTICE for more information.
 #
 from django.db import models, transaction
 import catalogue.models
-from django.db.models import permalink
 from sorl.thumbnail import ImageField
 from django.conf import settings
 from django.contrib.contenttypes.fields import GenericRelation
 from django.core.files.storage import FileSystemStorage
+from django.urls import reverse
 from slugify import slugify
-from ssify import flush_ssi_includes
 
 from catalogue.models.tag import prefetched_relations
 from catalogue.utils import split_tags
 from picture import tasks
-from StringIO import StringIO
-import jsonfield
+from wolnelektury.utils import cached_render, clear_cached_renders
+from io import BytesIO
 import itertools
+import json
 import logging
 import re
 
 from PIL import Image
 
-from django.utils.translation import ugettext_lazy as _
 from newtagging import managers
 from os import path
 
@@ -34,11 +32,12 @@ picture_storage = FileSystemStorage(location=path.join(
 
 
 class PictureArea(models.Model):
-    picture = models.ForeignKey('picture.Picture', related_name='areas')
-    area = jsonfield.JSONField(_('area'), default={}, editable=False)
+    picture = models.ForeignKey('picture.Picture', models.CASCADE, related_name='areas')
+    area = models.TextField('obszar', default='{}', editable=False)
     kind = models.CharField(
-        _('kind'), max_length=10, blank=False, null=False, db_index=True,
-        choices=(('thing', _('thing')), ('theme', _('theme'))))
+        'typ', max_length=10, blank=False, null=False, db_index=True,
+        choices=(('thing', 'przedmiot'), ('theme', 'motyw'))
+    )
 
     objects = models.Manager()
     tagged = managers.ModelTaggedItemManager(catalogue.models.Tag)
@@ -52,21 +51,11 @@ class PictureArea(models.Model):
         pa = PictureArea()
         pa.picture = picture
         pa.kind = kind
-        pa.area = coords
+        pa.area = json.dumps(coords)
         return pa
 
-    def flush_includes(self, languages=True):
-        if not languages:
-            return
-        if languages is True:
-            languages = [lc for (lc, _ln) in settings.LANGUAGES]
-        flush_ssi_includes([
-            template % (self.pk, lang)
-            for template in [
-                '/katalog/pa/%d/short.%s.html',
-                ]
-            for lang in languages
-            ])
+    def get_area_json(self):
+        return json.loads(self.area)
 
 
 class Picture(models.Model):
@@ -74,18 +63,18 @@ class Picture(models.Model):
     Picture resource.
 
     """
-    title = models.CharField(_('title'), max_length=32767)
-    slug = models.SlugField(_('slug'), max_length=120, db_index=True, unique=True)
-    sort_key = models.CharField(_('sort key'), max_length=120, db_index=True, editable=False)
+    title = models.CharField('tytuł', max_length=32767)
+    slug = models.SlugField('slug', max_length=120, db_index=True, unique=True)
+    sort_key = models.CharField('klucz sortowania', max_length=120, db_index=True, editable=False)
     sort_key_author = models.CharField(
-        _('sort key by author'), max_length=120, db_index=True, editable=False, default=u'')
-    created_at = models.DateTimeField(_('creation date'), auto_now_add=True, db_index=True)
-    changed_at = models.DateTimeField(_('creation date'), auto_now=True, db_index=True)
-    xml_file = models.FileField(_('xml file'), upload_to="xml", storage=picture_storage)
-    image_file = ImageField(_('image file'), upload_to="images", storage=picture_storage)
-    html_file = models.FileField(_('html file'), upload_to="html", storage=picture_storage)
-    areas_json = jsonfield.JSONField(_('picture areas JSON'), default={}, editable=False)
-    extra_info = jsonfield.JSONField(_('extra information'), default={})
+        'klucz sortowania wg autora', max_length=120, db_index=True, editable=False, default='')
+    created_at = models.DateTimeField('data utworzenia', auto_now_add=True, db_index=True)
+    changed_at = models.DateTimeField('data zmiany', auto_now=True, db_index=True)
+    xml_file = models.FileField('plik xml', upload_to="xml", storage=picture_storage)
+    image_file = ImageField('plik obrazu', upload_to="images", storage=picture_storage)
+    html_file = models.FileField('plik html', upload_to="html", storage=picture_storage)
+    areas_json = models.TextField('obszary w JSON', default='{}', editable=False)
+    extra_info = models.TextField('dodatkowa informacja', default='{}')
     culturepl_link = models.CharField(blank=True, max_length=240)
     wiki_link = models.CharField(blank=True, max_length=240)
 
@@ -99,14 +88,19 @@ class Picture(models.Model):
 
     short_html_url_name = 'picture_short'
 
+    is_picture = True
+
     class AlreadyExists(Exception):
         pass
 
     class Meta:
         ordering = ('sort_key_author', 'sort_key')
 
-        verbose_name = _('picture')
-        verbose_name_plural = _('pictures')
+        verbose_name = 'obraz'
+        verbose_name_plural = 'obrazy'
+
+    def get_extra_info_json(self):
+        return json.loads(self.extra_info or '{}')
 
     def save(self, force_insert=False, force_update=False, **kwargs):
         from sortify import sortify
@@ -116,19 +110,28 @@ class Picture(models.Model):
         try:
             author = self.authors().first().sort_key
         except AttributeError:
-            author = u''
+            author = ''
         self.sort_key_author = author
 
         ret = super(Picture, self).save(force_insert, force_update)
 
         return ret
 
-    def __unicode__(self):
+    def __str__(self):
         return self.title
 
     def authors(self):
         return self.tags.filter(category='author')
 
+    def epochs(self):
+        return self.tags.filter(category='epoch')
+
+    def genres(self):
+        return self.tags.filter(category='genre')
+
+    def kinds(self):
+        return self.tags.filter(category='kind')
+
     def tag_unicode(self, category):
         relations = prefetched_relations(self, category)
         if relations:
@@ -142,9 +145,8 @@ class Picture(models.Model):
     def tags_by_category(self):
         return split_tags(self.tags)
 
-    @permalink
     def get_absolute_url(self):
-        return 'picture_detail', [self.slug]
+        return reverse('picture_detail', args=[self.slug])
 
     def get_initial(self):
         try:
@@ -165,7 +167,7 @@ class Picture(models.Model):
             return None
 
     @classmethod
-    def from_xml_file(cls, xml_file, image_file=None, image_store=None, overwrite=False, search_index=True):
+    def from_xml_file(cls, xml_file, image_file=None, image_store=None, overwrite=False):
         """
         Import xml and it's accompanying image file.
         If image file is missing, it will be fetched by librarian.picture.ImageStore
@@ -179,7 +181,7 @@ class Picture(models.Model):
         close_image_file = False
 
         if image_file is not None and not isinstance(image_file, File):
-            image_file = File(open(image_file))
+            image_file = File(open(image_file, 'rb'))
             close_image_file = True
 
         if not isinstance(xml_file, File):
@@ -197,10 +199,10 @@ class Picture(models.Model):
                 raise Picture.AlreadyExists('Picture %s already exists' % picture_xml.slug)
 
             picture.areas.all().delete()
-            picture.title = unicode(picture_xml.picture_info.title)
-            picture.extra_info = picture_xml.picture_info.to_dict()
+            picture.title = str(picture_xml.picture_info.title)
+            picture.extra_info = json.dumps(picture_xml.picture_info.to_dict())
 
-            picture_tags = set(catalogue.models.Tag.tags_from_info(picture_xml.picture_info))
+            picture_tags = set([t for (t, rel) in catalogue.models.Tag.tags_from_info(picture_xml.picture_info)])
             for tag in picture_tags:
                 if not tag.for_pictures:
                     tag.for_pictures = True
@@ -270,7 +272,7 @@ class Picture(models.Model):
                     area.tags = _tags.union(picture_tags)
 
             picture.tags = picture_tags
-            picture.areas_json = area_data
+            picture.areas_json = json.dumps(area_data)
 
             if image_file is not None:
                 img = image_file
@@ -282,7 +284,7 @@ class Picture(models.Model):
 
             picture.width, picture.height = modified.size
 
-            modified_file = StringIO()
+            modified_file = BytesIO()
             modified.save(modified_file, format='JPEG', quality=95)
             # FIXME: hardcoded extension - detect from DC format or orginal filename
             picture.image_file.save(path.basename(picture_xml.image_path), File(modified_file))
@@ -290,8 +292,6 @@ class Picture(models.Model):
             picture.xml_file.save("%s.xml" % picture.slug, File(xml_file))
             picture.save()
             tasks.generate_picture_html(picture.id)
-            if not settings.NO_SEARCH_INDEX and search_index:
-                tasks.index_picture.delay(picture.id, picture_info=picture_xml.picture_info)
 
         if close_xml_file:
             xml_file.close()
@@ -344,34 +344,15 @@ class Picture(models.Model):
             names = [tag[0] for tag in names]
         return ', '.join(names)
 
+    @cached_render('picture/picture_mini_box.html')
+    def mini_box(self):
+        return {
+            'picture': self,
+        }
+
     def related_themes(self):
         return catalogue.models.Tag.objects.usage_for_queryset(
             self.areas.all(), counts=True).filter(category__in=('theme', 'thing'))
 
-    def flush_includes(self, languages=True):
-        if not languages:
-            return
-        if languages is True:
-            languages = [lc for (lc, _ln) in settings.LANGUAGES]
-        flush_ssi_includes([
-            template % (self.pk, lang)
-            for template in [
-                '/katalog/p/%d/short.%s.html',
-                '/katalog/p/%d/mini.%s.html',
-                ]
-            for lang in languages
-            ])
-
-    def search_index(self, picture_info=None, index=None, index_tags=True, commit=True):
-        if index is None:
-            from search.index import Index
-            index = Index()
-        try:
-            index.index_picture(self, picture_info)
-            if index_tags:
-                index.index_tags()
-            if commit:
-                index.index.commit()
-        except Exception, e:
-            index.index.rollback()
-            raise e
+    def clear_cache(self):
+        clear_cached_renders(self.mini_box)