X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/d816e45e483da784b5e75ee8ca3058edf7884c7b..7d4e3e9e5032ce55d3ede125a28907721f1ff8e8:/apps/catalogue/models/book.py diff --git a/apps/catalogue/models/book.py b/apps/catalogue/models/book.py index 71547755..84c05dbd 100755 --- a/apps/catalogue/models/book.py +++ b/apps/catalogue/models/book.py @@ -7,15 +7,20 @@ from django.contrib.sites.models import Site from django.db import models, transaction from django.template.loader import render_to_string from django.utils.translation import ugettext_lazy as _ -from slughifi import slughifi +from django.conf import settings +from slugify import slugify + import apiclient -from catalogue.helpers import cached_in_field -from catalogue.models import BookPublishRecord, ChunkPublishRecord +from catalogue.helpers import cached_in_field, GalleryMerger +from catalogue.models import BookPublishRecord, ChunkPublishRecord, Project from catalogue.signals import post_publish from catalogue.tasks import refresh_instance, book_content_updated from catalogue.xml_tools import compile_text, split_xml - +from cover.models import Image +import os +import shutil +import re class Book(models.Model): """ A document edited on the wiki """ @@ -24,6 +29,7 @@ class Book(models.Model): slug = models.SlugField(_('slug'), max_length=128, unique=True, db_index=True) public = models.BooleanField(_('public'), default=True, db_index=True) gallery = models.CharField(_('scan gallery name'), max_length=255, blank=True) + project = models.ForeignKey(Project, null=True, blank=True) #wl_slug = models.CharField(_('title'), max_length=255, null=True, db_index=True, editable=False) parent = models.ForeignKey('self', null=True, blank=True, verbose_name=_('parent'), related_name="children", editable=False) @@ -35,6 +41,8 @@ class Book(models.Model): _new_publishable = models.NullBooleanField(editable=False) _published = models.NullBooleanField(editable=False) _on_track = models.IntegerField(null=True, blank=True, db_index=True, editable=False) + dc_cover_image = models.ForeignKey(Image, blank=True, null=True, + db_index=True, on_delete=models.SET_NULL, editable=False) dc_slug = models.CharField(max_length=128, null=True, blank=True, editable=False, db_index=True) @@ -79,6 +87,12 @@ class Book(models.Model): self.get_absolute_url() ) + def gallery_path(self): + return os.path.join(settings.MEDIA_ROOT, settings.IMAGE_DIR, self.gallery) + + def gallery_url(self): + return '%s%s%s/' % (settings.MEDIA_URL, settings.IMAGE_DIR, self.gallery) + # Creating & manipulating # ======================= @@ -86,7 +100,7 @@ class Book(models.Model): return self.public or request.user.is_authenticated() @classmethod - @transaction.commit_on_success + @transaction.atomic def create(cls, creator, text, *args, **kwargs): b = cls.objects.create(*args, **kwargs) b.chunk_set.all().update(creator=creator) @@ -98,7 +112,7 @@ class Book(models.Model): return self.chunk_set.reverse()[0].split(*args, **kwargs) @classmethod - @transaction.commit_on_success + @transaction.atomic def import_xml_text(cls, text=u'', previous_book=None, commit_args=None, **kwargs): """Imports a book from XML, splitting it into chunks as necessary.""" @@ -119,7 +133,7 @@ class Book(models.Model): if not title: title = u'część %d' % (i + 1) - slug = slughifi(title) + slug = slugify(title) if i < book_len: chunk = instance[i] @@ -145,7 +159,7 @@ class Book(models.Model): i += 1 return new_slug - @transaction.commit_on_success + @transaction.atomic def append(self, other, slugs=None, titles=None): """Add all chunks of another book to self.""" assert self != other @@ -159,7 +173,7 @@ class Book(models.Model): if titles is not None: assert len(titles) == len_other if slugs is None: - slugs = [slughifi(t) for t in titles] + slugs = [slugify(t) for t in titles] for i, chunk in enumerate(other): # move chunk to new book @@ -191,16 +205,28 @@ class Book(models.Model): chunk.save() number += 1 assert not other.chunk_set.exists() + + gm = GalleryMerger(self.gallery, other.gallery) + self.gallery = gm.merge() + + # and move the gallery starts + if gm.was_merged: + for chunk in self[len(self) - len_other:]: + old_start = chunk.gallery_start or 1 + chunk.gallery_start = old_start + gm.dest_size - gm.num_deleted + chunk.save() + other.delete() - @transaction.commit_on_success + + @transaction.atomic def prepend_history(self, other): """Prepend history from all the other book's chunks to own.""" assert self != other for i in range(len(self), len(other)): title = u"pusta część %d" % i - chunk = self.add(slughifi(title), title) + chunk = self.add(slugify(title), title) chunk.commit('') for i in range(len(other)): @@ -209,6 +235,18 @@ class Book(models.Model): assert not other.chunk_set.exists() other.delete() + def split(self): + """Splits all the chunks into separate books.""" + self.title + for chunk in self: + book = Book.objects.create(title=chunk.title, slug=chunk.slug, + public=self.public, gallery=self.gallery) + book[0].delete() + chunk.book = book + chunk.number = 1 + chunk.save() + assert not self.chunk_set.exists() + self.delete() # State & cache # ============= @@ -225,23 +263,29 @@ class Book(models.Model): changes = self.get_current_changes(publishable=True) except self.NoTextError: raise AssertionError(_('Not all chunks have publishable revisions.')) - book_xml = self.materialize(changes=changes) - from librarian.dcparser import BookInfo from librarian import NoDublinCore, ParseError, ValidationError try: - bi = BookInfo.from_string(book_xml.encode('utf-8')) + bi = self.wldocument(changes=changes, strict=True).book_info except ParseError, e: - raise AssertionError(_('Invalid XML') + ': ' + str(e)) + raise AssertionError(_('Invalid XML') + ': ' + unicode(e)) except NoDublinCore: raise AssertionError(_('No Dublin Core found.')) except ValidationError, e: - raise AssertionError(_('Invalid Dublin Core') + ': ' + str(e)) + raise AssertionError(_('Invalid Dublin Core') + ': ' + unicode(e)) valid_about = self.correct_about() assert bi.about == valid_about, _("rdf:about is not") + " " + valid_about + def publishable_error(self): + try: + return self.assert_publishable() + except AssertionError, e: + return e + else: + return None + def hidden(self): return self.slug.startswith('.') @@ -271,7 +315,8 @@ class Book(models.Model): def get_on_track(self): if self.published: return -1 - stages = [ch.stage.ordering for ch in self if ch.stage is not None] + stages = [ch.stage.ordering if ch.stage is not None else 0 + for ch in self] if not len(stages): return 0 return min(stages) @@ -301,11 +346,20 @@ class Book(models.Model): def refresh_dc_cache(self): update = { 'dc_slug': None, + 'dc_cover_image': None, } info = self.book_info() if info is not None: - update['dc_slug'] = info.slug + update['dc_slug'] = info.url.slug + if info.cover_source: + try: + image = Image.objects.get(pk=int(info.cover_source.rstrip('/').rsplit('/', 1)[-1])) + except: + pass + else: + if info.cover_source == image.get_full_url(): + update['dc_cover_image'] = image Book.objects.filter(pk=self.pk).update(**update) def touch(self): @@ -357,16 +411,35 @@ class Book(models.Model): changes = self.get_current_changes(publishable) return compile_text(change.materialize() for change in changes) - def publish(self, user): + def wldocument(self, publishable=True, changes=None, + parse_dublincore=True, strict=False): + from catalogue.ebook_utils import RedakcjaDocProvider + from librarian.parser import WLDocument + + return WLDocument.from_string( + self.materialize(publishable=publishable, changes=changes), + provider=RedakcjaDocProvider(publishable=publishable), + parse_dublincore=parse_dublincore, + strict=strict) + + def publish(self, user, fake=False, host=None): """ Publishes a book on behalf of a (local) user. """ self.assert_publishable() changes = self.get_current_changes(publishable=True) book_xml = self.materialize(changes=changes) - apiclient.api_call(user, "books/", {"book_xml": book_xml}) + if not fake: + data = {"book_xml": book_xml} + if host: + data['gallery_url'] = host + self.gallery_url() + apiclient.api_call(user, "books/", data) # record the publish br = BookPublishRecord.objects.create(book=self, user=user) for c in changes: ChunkPublishRecord.objects.create(book_record=br, change=c) post_publish.send(sender=br) + + def latex_dir(self): + doc = self.wldocument() + return doc.latex_dir(cover=True, ilustr_path=self.gallery_path())