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

diff --git a/src/picture/models.py b/src/picture/models.py
index c853bb9..3a05ad8 100644 (file)
--- a/src/picture/models.py
+++ b/src/picture/models.py
@@ -9,14 +9,14 @@ 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 wolnelektury.utils import cached_render, clear_cached_renders
 from io import BytesIO
-import jsonfield
 import itertools
+import json
 import logging
 import re
 
@@ -34,7 +34,7 @@ picture_storage = FileSystemStorage(location=path.join(
 
 class PictureArea(models.Model):
     picture = models.ForeignKey('picture.Picture', models.CASCADE, related_name='areas')
-    area = jsonfield.JSONField(_('area'), default={}, editable=False)
+    area = models.TextField(_('area'), default='{}', editable=False)
     kind = models.CharField(
         _('kind'), max_length=10, blank=False, null=False, db_index=True,
         choices=(('thing', _('thing')), ('theme', _('theme'))))
@@ -51,21 +51,24 @@ 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)
+
+    @cached_render('picture/picturearea_short.html')
+    def midi_box(self):
+        themes = self.tags.filter(category='theme')
+        things = self.tags.filter(category='thing')
+        return {
+            'area': self,
+            'theme': themes[0] if themes else None,
+            'thing': things[0] if things else None,
+        }
+
+    def clear_cache(self):
+        clear_cached_renders(self.midi_box)
 
 
 class Picture(models.Model):
@@ -77,14 +80,14 @@ class Picture(models.Model):
     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'')
+        _('sort key by author'), max_length=120, db_index=True, editable=False, default='')
     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={})
+    areas_json = models.TextField(_('picture areas JSON'), default='{}', editable=False)
+    extra_info = models.TextField(_('extra information'), default='{}')
     culturepl_link = models.CharField(blank=True, max_length=240)
     wiki_link = models.CharField(blank=True, max_length=240)
 
@@ -107,6 +110,9 @@ class Picture(models.Model):
         verbose_name = _('picture')
         verbose_name_plural = _('pictures')
 
+    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
 
@@ -115,7 +121,7 @@ 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)
@@ -196,7 +202,7 @@ class Picture(models.Model):
 
             picture.areas.all().delete()
             picture.title = str(picture_xml.picture_info.title)
-            picture.extra_info = picture_xml.picture_info.to_dict()
+            picture.extra_info = json.dumps(picture_xml.picture_info.to_dict())
 
             picture_tags = set(catalogue.models.Tag.tags_from_info(picture_xml.picture_info))
             for tag in picture_tags:
@@ -268,7 +274,7 @@ 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
@@ -342,23 +348,25 @@ 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,
+        }
+
+    @cached_render('picture/picture_short.html')
+    def midi_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 clear_cache(self):
+        clear_cached_renders(self.mini_box)
+        clear_cached_renders(self.midi_box)
 
     def search_index(self, picture_info=None, index=None, index_tags=True, commit=True):
         if index is None: