+# -*- 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.
+#
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.utils.datastructures import SortedDict
-from django.template.loader import render_to_string
-from django.utils.safestring import mark_safe
-from django.core.cache import get_cache
-from catalogue.utils import split_tags, related_tag_name
-from django.utils.safestring import mark_safe
from fnpdjango.utils.text.slughifi import slughifi
+from ssify import flush_ssi_includes
from picture import tasks
from StringIO import StringIO
import jsonfield
import itertools
import logging
-from sorl.thumbnail import get_thumbnail, default
-from .engine import CustomCroppingEngine
from PIL import Image
-from django.utils.translation import get_language, ugettext_lazy as _
+from django.utils.translation import ugettext_lazy as _
from newtagging import managers
from os import path
-permanent_cache = get_cache('permanent')
-
picture_storage = FileSystemStorage(location=path.join(
settings.MEDIA_ROOT, 'pictures'),
base_url=settings.MEDIA_URL + "pictures/")
class PictureArea(models.Model):
picture = models.ForeignKey('picture.Picture', related_name='areas')
area = jsonfield.JSONField(_('area'), default={}, editable=False)
- kind = models.CharField(_('kind'), max_length=10, blank=False,
- null=False, db_index=True,
- choices=(('thing', _('thing')),
+ kind = models.CharField(_('kind'), max_length=10, blank=False,
+ null=False, db_index=True,
+ choices=(('thing', _('thing')),
('theme', _('theme'))))
objects = models.Manager()
tagged = managers.ModelTaggedItemManager(catalogue.models.Tag)
tags = managers.TagDescriptor(catalogue.models.Tag)
+ tag_relations = GenericRelation(catalogue.models.Tag.intermediary_table_model)
+
+ short_html_url_name = 'picture_area_short'
@classmethod
def rectangle(cls, picture, kind, coords):
pa.area = coords
return pa
- def reset_short_html(self):
- if self.id is None:
+ def flush_includes(self, languages=True):
+ if not languages:
return
-
- cache_key = "PictureArea.short_html/%d/%s"
- for lang, langname in settings.LANGUAGES:
- permanent_cache.delete(cache_key % (self.id, lang))
-
-
- def short_html(self):
- if self.id:
- cache_key = "PictureArea.short_html/%d/%s" % (self.id, get_language())
- short_html = permanent_cache.get(cache_key)
- else:
- short_html = None
-
- if short_html is not None:
- return mark_safe(short_html)
- else:
- theme = self.tags.filter(category='theme')
- theme = theme and theme[0] or None
- thing = self.tags.filter(category='thing')
- thing = thing and thing[0] or None
- area = self
- short_html = unicode(render_to_string(
- 'picture/picturearea_short.html', locals()))
- if self.id:
- permanent_cache.set(cache_key, short_html)
- return mark_safe(short_html)
+ 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
+ ])
class Picture(models.Model):
Picture resource.
"""
- title = models.CharField(_('title'), max_length=120)
+ title = models.CharField(_('title'), max_length=255)
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)
sort_key_author = models.CharField(_('sort key by author'), max_length=120, db_index=True, editable=False, default=u'')
culturepl_link = models.CharField(blank=True, max_length=240)
wiki_link = models.CharField(blank=True, max_length=240)
- _related_info = jsonfield.JSONField(blank=True, null=True, editable=False)
-
width = models.IntegerField(null=True)
height = models.IntegerField(null=True)
objects = models.Manager()
tagged = managers.ModelTaggedItemManager(catalogue.models.Tag)
tags = managers.TagDescriptor(catalogue.models.Tag)
+ tag_relations = GenericRelation(catalogue.models.Tag.intermediary_table_model)
+
+ short_html_url_name = 'picture_short'
class AlreadyExists(Exception):
pass
verbose_name = _('picture')
verbose_name_plural = _('pictures')
- def save(self, force_insert=False, force_update=False, reset_short_html=True, **kwargs):
+ def save(self, force_insert=False, force_update=False, **kwargs):
from sortify import sortify
self.sort_key = sortify(self.title)
- ret = super(Picture, self).save(force_insert, force_update)
+ try:
+ author = self.tags.filter(category='author')[0].sort_key
+ except IndexError:
+ author = u''
+ self.sort_key_author = author
- if reset_short_html:
- self.reset_short_html()
+ ret = super(Picture, self).save(force_insert, force_update)
return ret
if not isinstance(xml_file, File):
xml_file = File(open(xml_file))
close_xml_file = True
-
+
try:
# use librarian to parse meta-data
if image_store is None:
c = picture_xml.frame[0]
part['coords'] = [[p[0] - c[0], p[1] - c[1]] for p in part['coords']]
if part.get('object', None) is not None:
- objname = part['object']
- tag, created = catalogue.models.Tag.objects.get_or_create(slug=slughifi(objname), category='thing')
- if created:
- tag.name = objname
- tag.sort_key = sortify(tag.name)
- tag.save()
- #thing_tags.add(tag)
- area_data['things'][tag.slug] = {
- 'object': part['object'],
- 'coords': part['coords'],
- }
- area = PictureArea.rectangle(picture, 'thing', part['coords'])
- area.save()
_tags = set()
- _tags.add(tag)
- area.tags = _tags
- else:
- _tags = set()
- for motif in part['themes']:
- tag, created = catalogue.models.Tag.objects.get_or_create(slug=slughifi(motif), category='theme')
+ for objname in part['object'].split(','):
+ objname = objname.strip()
+ tag, created = catalogue.models.Tag.objects.get_or_create(slug=slughifi(objname), category='thing')
if created:
- tag.name = motif
+ tag.name = objname
tag.sort_key = sortify(tag.name)
tag.save()
- #motif_tags.add(tag)
- _tags.add(tag)
- area_data['themes'][tag.slug] = {
- 'theme': motif,
- 'coords': part['coords']
+ #thing_tags.add(tag)
+ area_data['things'][tag.slug] = {
+ 'object': part['object'],
+ 'coords': part['coords'],
}
+ _tags.add(tag)
+ area = PictureArea.rectangle(picture, 'thing', part['coords'])
+ area.save()
+ area.tags = _tags
+ else:
+ _tags = set()
+ for motifs in part['themes']:
+ for motif in motifs.split(','):
+ tag, created = catalogue.models.Tag.objects.get_or_create(slug=slughifi(motif), category='theme')
+ if created:
+ tag.name = motif
+ tag.sort_key = sortify(tag.name)
+ tag.save()
+ #motif_tags.add(tag)
+ _tags.add(tag)
+ area_data['themes'][tag.slug] = {
+ 'theme': motif,
+ 'coords': part['coords']
+ }
+
logging.debug("coords for theme: %s" % part['coords'])
area = PictureArea.rectangle(picture, 'theme', part['coords'])
area.save()
img = picture_xml.image_file()
modified = cls.crop_to_frame(picture_xml, img)
+ modified = cls.add_source_note(picture_xml, modified)
+
picture.width, picture.height = modified.size
modified_file = StringIO()
img = img.crop(itertools.chain(*wlpic.frame))
return img
+ @staticmethod
+ def add_source_note(wlpic, img):
+ from PIL import ImageDraw, ImageFont
+ from librarian import get_resource
+
+ annotated = Image.new(img.mode,
+ (img.size[0], img.size[1] + 40),
+ (255, 255, 255)
+ )
+ annotated.paste(img, (0, 0))
+ annotation = Image.new(img.mode, (3000, 120), (255, 255, 255))
+ ImageDraw.Draw(annotation).text(
+ (30, 15),
+ wlpic.picture_info.source_name,
+ (0, 0, 0),
+ font=ImageFont.truetype(get_resource("fonts/DejaVuSerif.ttf"), 75)
+ )
+ annotated.paste(annotation.resize((1000, 40), Image.ANTIALIAS), (0, img.size[1]))
+ return annotated
+
@classmethod
def picture_list(cls, filter=None):
"""Generates a hierarchical listing of all pictures
self._info = info
return self._info
- def reset_short_html(self):
- if self.id is None:
- return
-
- type(self).objects.filter(pk=self.pk).update(_related_info=None)
- for area in self.areas.all().iterator():
- area.reset_short_html()
-
- try:
- author = self.tags.filter(category='author')[0].sort_key
- except IndexError:
- author = u''
- type(self).objects.filter(pk=self.pk).update(sort_key_author=author)
-
- cache_key = "Picture.short_html/%d/%s"
- for lang, langname in settings.LANGUAGES:
- permanent_cache.delete(cache_key % (self.id, lang))
-
- def short_html(self):
- if self.id:
- cache_key = "Picture.short_html/%d/%s" % (self.id, get_language())
- short_html = get_cache('permanent').get(cache_key)
- else:
- short_html = None
-
- if short_html is not None:
- return mark_safe(short_html)
- else:
- tags = self.tags.filter(category__in=('author', 'kind', 'epoch', 'genre'))
- tags = split_tags(tags)
-
- short_html = unicode(render_to_string(
- 'picture/picture_short.html',
- {'picture': self, 'tags': tags}))
-
- if self.id:
- get_cache('permanent').set(cache_key, short_html)
- return mark_safe(short_html)
-
def pretty_title(self, html_links=False):
picture = self
- # TODO Add translations (related_tag_info)
- names = [(tag.name,
- catalogue.models.Tag.create_url('author', tag.slug))
+ names = [(tag.name, tag.get_absolute_url())
for tag in self.tags.filter(category='author')]
names.append((self.title, self.get_absolute_url()))
names = [tag[0] for tag in names]
return ', '.join(names)
- def related_info(self):
- """Keeps info about related objects (tags) in cache field."""
- if self._related_info is not None:
- return self._related_info
- else:
- rel = {'tags': {}}
-
- tags = self.tags.filter(category__in=(
- 'author', 'kind', 'genre', 'epoch'))
- tags = split_tags(tags)
- for category in tags:
- cat = []
- for tag in tags[category]:
- tag_info = {'slug': tag.slug, 'name': tag.name}
- for lc, ln in settings.LANGUAGES:
- tag_name = getattr(tag, "name_%s" % lc)
- if tag_name:
- tag_info["name_%s" % lc] = tag_name
- cat.append(tag_info)
- rel['tags'][category] = cat
-
-
- if self.pk:
- type(self).objects.filter(pk=self.pk).update(_related_info=rel)
- return rel
-
- # copied from book.py, figure out
def related_themes(self):
- # self.theme_counter hides a computation, so a line below actually makes sense
- theme_counter = self.theme_counter
- picture_themes = list(catalogue.models.Tag.objects.filter(pk__in=theme_counter.keys()))
- for tag in picture_themes:
- tag.count = theme_counter[tag.pk]
- return picture_themes
-
- def reset_tag_counter(self):
- if self.id is None:
- return
-
- cache_key = "Picture.tag_counter/%d" % self.id
- permanent_cache.delete(cache_key)
- if self.parent:
- self.parent.reset_tag_counter()
-
- @property
- def tag_counter(self):
- if self.id:
- cache_key = "Picture.tag_counter/%d" % self.id
- tags = permanent_cache.get(cache_key)
- else:
- tags = None
-
- if tags is None:
- tags = {}
- # do we need to do this? there are no children here.
- for tag in self.tags.exclude(category__in=('book', 'theme', 'thing', 'set')).order_by().iterator():
- tags[tag.pk] = 1
+ return catalogue.models.Tag.objects.usage_for_queryset(
+ self.areas.all(), counts=True).filter(category__in=('theme', 'thing'))
- if self.id:
- permanent_cache.set(cache_key, tags)
- return tags
-
- def reset_theme_counter(self):
- if self.id is None:
+ def flush_includes(self, languages=True):
+ if not languages:
return
-
- cache_key = "Picture.theme_counter/%d" % self.id
- permanent_cache.delete(cache_key)
-
- @property
- def theme_counter(self):
- if self.id:
- cache_key = "Picture.theme_counter/%d" % self.id
- tags = permanent_cache.get(cache_key)
- else:
- tags = None
-
- if tags is None:
- tags = {}
- for area in PictureArea.objects.filter(picture=self).order_by().iterator():
- for tag in area.tags.filter(category__in=('theme','thing')).order_by().iterator():
- tags[tag.pk] = tags.get(tag.pk, 0) + 1
-
- if self.id:
- permanent_cache.set(cache_key, tags)
- return tags
+ 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',
+ ]
+ for lang in languages
+ ])
fnp / wolnelektury.git / blobdiff