Bugfix

[wolnelektury.git] / src / catalogue / fields.py

diff --git a/src/catalogue/fields.py b/src/catalogue/fields.py
index 372cf27..be4ce8a 100644 (file)
--- a/src/catalogue/fields.py
+++ b/src/catalogue/fields.py
@@ -1,4 +1,3 @@
-# -*- 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.
 #
@@ -28,6 +27,14 @@ class EbookFieldFile(FieldFile):
         """Builds the ebook in a delayed task."""
         return self.field.builder.delay(self.instance, self.field.attname)
 
+    def get_url(self):
+        return self.instance.media_url(self.field.attname.split('_')[0])
+
+    def set_readable(self, readable):
+        import os
+        permissions = 0o644 if readable else 0o600
+        os.chmod(self.path, permissions)
+
 
 class EbookField(models.FileField):
     """Represents an ebook file field, attachable to a model."""
@@ -88,17 +95,25 @@ class BuildEbook(Task):
         """Just run `build` on FieldFile, can't pass it directly to Celery."""
         task_logger.info("%s -> %s" % (obj.slug, field_name))
         ret = self.build(getattr(obj, field_name))
-        obj.flush_includes()
+        obj.clear_cache()
         return ret
 
+    def set_file_permissions(self, fieldfile):
+        if fieldfile.instance.preview:
+            fieldfile.set_readable(False)
+
     def build(self, fieldfile):
         book = fieldfile.instance
         out = self.transform(book.wldocument(), fieldfile)
-        fieldfile.save(None, File(open(out.get_filename())), save=False)
+        fieldfile.save(None, File(open(out.get_filename(), 'rb')), save=False)
+        self.set_file_permissions(fieldfile)
         if book.pk is not None:
-            type(book).objects.filter(pk=book.pk).update(**{
+            books = type(book).objects.filter(pk=book.pk)
+            books.update(**{
                 fieldfile.field.attname: fieldfile
             })
+            for book in books:
+                book.save()  # just to trigger post-save
         if fieldfile.field.format_name in app_settings.FORMAT_ZIPS:
             remove_zip(app_settings.FORMAT_ZIPS[fieldfile.field.format_name])
 # Don't decorate BuildEbook, because we want to subclass it.
@@ -118,8 +133,9 @@ class BuildTxt(BuildEbook):
 class BuildPdf(BuildEbook):
     @staticmethod
     def transform(wldoc, fieldfile):
-        return wldoc.as_pdf(morefloats=settings.LIBRARIAN_PDF_MOREFLOATS, cover=True,
-                            ilustr_path=gallery_path(wldoc.book_info.url.slug))
+        return wldoc.as_pdf(
+            morefloats=settings.LIBRARIAN_PDF_MOREFLOATS, cover=True,
+            ilustr_path=gallery_path(wldoc.book_info.url.slug), customizations=['notoc'])
 
     def build(self, fieldfile):
         BuildEbook.build(self, fieldfile)
@@ -147,7 +163,7 @@ class BuildMobi(BuildEbook):
 class BuildHtml(BuildEbook):
     def build(self, fieldfile):
         from django.core.files.base import ContentFile
-        from fnpdjango.utils.text.slughifi import slughifi
+        from slugify import slugify
         from sortify import sortify
         from librarian import html
         from catalogue.models import Fragment, Tag
@@ -168,7 +184,8 @@ class BuildHtml(BuildEbook):
             if lang not in [ln[0] for ln in settings.LANGUAGES]:
                 lang = None
 
-            fieldfile.save(None, ContentFile(html_output.get_string()), save=False)
+            fieldfile.save(None, ContentFile(html_output.get_bytes()), save=False)
+            self.set_file_permissions(fieldfile)
             type(book).objects.filter(pk=book.pk).update(**{
                 fieldfile.field.attname: fieldfile
             })
@@ -187,8 +204,9 @@ class BuildHtml(BuildEbook):
                     if lang == settings.LANGUAGE_CODE:
                         # Allow creating themes if book in default language.
                         tag, created = Tag.objects.get_or_create(
-                                            slug=slughifi(theme_name),
-                                            category='theme')
+                            slug=slugify(theme_name),
+                            category='theme'
+                        )
                         if created:
                             tag.name = theme_name
                             setattr(tag, "name_%s" % lang, theme_name)
@@ -199,7 +217,10 @@ class BuildHtml(BuildEbook):
                     elif lang is not None:
                         # Don't create unknown themes in non-default languages.
                         try:
-                            tag = Tag.objects.get(category='theme', **{"name_%s" % lang: theme_name})
+                            tag = Tag.objects.get(
+                                category='theme',
+                                **{"name_%s" % lang: theme_name}
+                            )
                         except Tag.DoesNotExist:
                             pass
                         else:
@@ -211,7 +232,12 @@ class BuildHtml(BuildEbook):
                 short_text = truncate_html_words(text, 15)
                 if text == short_text:
                     short_text = ''
-                new_fragment = Fragment.objects.create(anchor=fragment.id, book=book, text=text, short_text=short_text)
+                new_fragment = Fragment.objects.create(
+                    anchor=fragment.id,
+                    book=book,
+                    text=text,
+                    short_text=short_text
+                )
 
                 new_fragment.save()
                 new_fragment.tags = set(meta_tags + themes)
@@ -235,15 +261,38 @@ class BuildHtml(BuildEbook):
         return wldoc.as_html(options={'gallery': "'%s'" % gallery})
 
 
+class BuildCover(BuildEbook):
+    def set_file_permissions(self, fieldfile):
+        pass
+
+
 @BuildEbook.register('cover_thumb')
 @task(ignore_result=True)
-class BuildCoverThumb(BuildEbook):
+class BuildCoverThumb(BuildCover):
     @classmethod
     def transform(cls, wldoc, fieldfile):
         from librarian.cover import WLCover
         return WLCover(wldoc.book_info, height=193).output_file()
 
 
+@BuildEbook.register('cover_api_thumb')
+@task(ignore_result=True)
+class BuildCoverApiThumb(BuildCover):
+    @classmethod
+    def transform(cls, wldoc, fieldfile):
+        from librarian.cover import WLNoBoxCover
+        return WLNoBoxCover(wldoc.book_info, height=500).output_file()
+
+
+@BuildEbook.register('simple_cover')
+@task(ignore_result=True)
+class BuildSimpleCover(BuildCover):
+    @classmethod
+    def transform(cls, wldoc, fieldfile):
+        from librarian.cover import WLNoBoxCover
+        return WLNoBoxCover(wldoc.book_info, height=1000).output_file()
+
+
 # not used, but needed for migrations
 class OverwritingFieldFile(FieldFile):
     """