Carousel fixes.

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

diff --git a/src/picture/models.py b/src/picture/models.py
index e10d2fa..4d8dac8 100644 (file)
--- a/src/picture/models.py
+++ b/src/picture/models.py
@@ -9,11 +9,13 @@ 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.conf import settings
 from django.contrib.contenttypes.fields import GenericRelation
 from django.core.files.storage import FileSystemStorage

-from django.utils.datastructures import SortedDict
-from fnpdjango.utils.text.slughifi import slughifi
+from slugify import slugify

 from ssify import flush_ssi_includes
 from ssify import flush_ssi_includes

+
+from catalogue.models.tag import prefetched_relations
+from catalogue.utils import split_tags

 from picture import tasks
 from picture import tasks

-from StringIO import StringIO
+from io import BytesIO

 import jsonfield
 import itertools
 import logging
 import jsonfield
 import itertools
 import logging


@@ -121,21 +123,28 @@ class Picture(models.Model):
 
         return ret
 
 
         return ret
 

-    def __unicode__(self):
+    def __str__(self):

         return self.title
 
     def authors(self):
         return self.tags.filter(category='author')
 
     def tag_unicode(self, category):
         return self.title
 
     def authors(self):
         return self.tags.filter(category='author')
 
     def tag_unicode(self, category):

-        return ", ".join(self.tags.filter(category=category).values_list('name', flat=True))
+        relations = prefetched_relations(self, category)
+        if relations:
+            return ', '.join(rel.tag.name for rel in relations)
+        else:
+            return ', '.join(self.tags.filter(category=category).values_list('name', flat=True))

 
     def author_unicode(self):
         return self.tag_unicode('author')
 
 
     def author_unicode(self):
         return self.tag_unicode('author')
 

+    def tags_by_category(self):
+        return split_tags(self.tags)
+

     @permalink
     def get_absolute_url(self):
     @permalink
     def get_absolute_url(self):

-        return 'picture.views.picture_detail', [self.slug]
+        return 'picture_detail', [self.slug]

 
     def get_initial(self):
         try:
 
     def get_initial(self):
         try:


@@ -156,7 +165,7 @@ class Picture(models.Model):
             return None
 
     @classmethod
             return None
 
     @classmethod

-    def from_xml_file(cls, xml_file, image_file=None, image_store=None, overwrite=False):
+    def from_xml_file(cls, xml_file, image_file=None, image_store=None, overwrite=False, search_index=True):

         """
         Import xml and it's accompanying image file.
         If image file is missing, it will be fetched by librarian.picture.ImageStore
         """
         Import xml and it's accompanying image file.
         If image file is missing, it will be fetched by librarian.picture.ImageStore


@@ -170,7 +179,7 @@ class Picture(models.Model):
         close_image_file = False
 
         if image_file is not None and not isinstance(image_file, File):
         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):
             close_image_file = True
 
         if not isinstance(xml_file, File):


@@ -188,12 +197,14 @@ class Picture(models.Model):
                 raise Picture.AlreadyExists('Picture %s already exists' % picture_xml.slug)
 
             picture.areas.all().delete()
                 raise Picture.AlreadyExists('Picture %s already exists' % picture_xml.slug)
 
             picture.areas.all().delete()

-            picture.title = unicode(picture_xml.picture_info.title)
+            picture.title = str(picture_xml.picture_info.title)

             picture.extra_info = picture_xml.picture_info.to_dict()
 
             picture_tags = set(catalogue.models.Tag.tags_from_info(picture_xml.picture_info))
             picture.extra_info = picture_xml.picture_info.to_dict()
 
             picture_tags = set(catalogue.models.Tag.tags_from_info(picture_xml.picture_info))

-            motif_tags = set()
-            thing_tags = set()
+            for tag in picture_tags:
+                if not tag.for_pictures:
+                    tag.for_pictures = True
+                    tag.save()

 
             area_data = {'themes': {}, 'things': {}}
 
 
             area_data = {'themes': {}, 'things': {}}
 


@@ -207,36 +218,47 @@ class Picture(models.Model):
                 if part.get('object', None) is not None:
                     _tags = set()
                     for objname in part['object'].split(','):
                 if part.get('object', None) is not None:
                     _tags = set()
                     for objname in part['object'].split(','):

-                        objname = objname.strip().capitalize()
+                        objname = objname.strip()
+                        assert objname, 'Empty object name'
+                        # str.capitalize() is wrong, because it also lowers letters
+                        objname = objname[0].upper() + objname[1:]

                         tag, created = catalogue.models.Tag.objects.get_or_create(
                         tag, created = catalogue.models.Tag.objects.get_or_create(

-                            slug=slughifi(objname), category='thing')
+                            slug=slugify(objname), category='thing')

                         if created:
                             tag.name = objname
                             setattr(tag, 'name_%s' % lang, tag.name)
                             tag.sort_key = sortify(tag.name)
                         if created:
                             tag.name = objname
                             setattr(tag, 'name_%s' % lang, tag.name)
                             tag.sort_key = sortify(tag.name)

+                            tag.for_pictures = True

                             tag.save()
                             tag.save()

-                        # thing_tags.add(tag)

                         area_data['things'][tag.slug] = {
                             'object': objname,
                             'coords': part['coords'],
                             }
 
                         _tags.add(tag)
                         area_data['things'][tag.slug] = {
                             'object': objname,
                             'coords': part['coords'],
                             }
 
                         _tags.add(tag)

+                        if not tag.for_pictures:
+                            tag.for_pictures = True
+                            tag.save()

                     area = PictureArea.rectangle(picture, 'thing', part['coords'])
                     area.save()
                     area = PictureArea.rectangle(picture, 'thing', part['coords'])
                     area.save()

+                    # WTF thing area does not inherit tags from picture and theme area does, is it intentional?

                     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(
                     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')
+                                slug=slugify(motif), category='theme')

                             if created:
                                 tag.name = motif
                                 tag.sort_key = sortify(tag.name)
                             if created:
                                 tag.name = motif
                                 tag.sort_key = sortify(tag.name)

+                                tag.for_pictures = True

                                 tag.save()
                             # motif_tags.add(tag)
                             _tags.add(tag)
                                 tag.save()
                             # motif_tags.add(tag)
                             _tags.add(tag)

+                            if not tag.for_pictures:
+                                tag.for_pictures = True
+                                tag.save()

                             area_data['themes'][tag.slug] = {
                                 'theme': motif,
                                 'coords': part['coords']
                             area_data['themes'][tag.slug] = {
                                 'theme': motif,
                                 'coords': part['coords']


@@ -247,7 +269,7 @@ class Picture(models.Model):
                     area.save()
                     area.tags = _tags.union(picture_tags)
 
                     area.save()
                     area.tags = _tags.union(picture_tags)
 

-            picture.tags = picture_tags.union(motif_tags).union(thing_tags)
+            picture.tags = picture_tags

             picture.areas_json = area_data
 
             if image_file is not None:
             picture.areas_json = area_data
 
             if image_file is not None:


@@ -260,7 +282,7 @@ class Picture(models.Model):
 
             picture.width, picture.height = modified.size
 
 
             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))
             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))


@@ -268,6 +290,8 @@ class Picture(models.Model):
             picture.xml_file.save("%s.xml" % picture.slug, File(xml_file))
             picture.save()
             tasks.generate_picture_html(picture.id)
             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()
 
         if close_xml_file:
             xml_file.close()


@@ -301,33 +325,6 @@ class Picture(models.Model):
         annotated.paste(annotation.resize((img.size[0], 40), Image.ANTIALIAS), (0, img.size[1]))
         return annotated
 
         annotated.paste(annotation.resize((img.size[0], 40), Image.ANTIALIAS), (0, img.size[1]))
         return annotated
 

-    # WTF/unused
-    @classmethod
-    def picture_list(cls, filter=None):
-        """Generates a hierarchical listing of all pictures
-        Pictures are optionally filtered with a test function.
-        """
-
-        pics = cls.objects.all().order_by('sort_key').only('title', 'slug', 'image_file')
-
-        if filter:
-            pics = pics.filter(filter).distinct()
-
-        pics_by_author = SortedDict()
-        orphans = []
-        for tag in catalogue.models.Tag.objects.filter(category='author'):
-            pics_by_author[tag] = []
-
-        for pic in pics.iterator():
-            authors = list(pic.authors().only('pk'))
-            if authors:
-                for author in authors:
-                    pics_by_author[author].append(pic)
-            else:
-                orphans.append(pic)
-
-        return pics_by_author, orphans
-

     @property
     def info(self):
         if not hasattr(self, '_info'):
     @property
     def info(self):
         if not hasattr(self, '_info'):


@@ -364,3 +361,17 @@ class Picture(models.Model):
                 ]
             for lang in languages
             ])
                 ]
             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 as e:
+            index.index.rollback()
+            raise e