# This file is part of FNP-Redakcja, licensed under GNU Affero GPLv3 or later.
# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
#
-from django.db import models
+import itertools
import re
-import os
-import vstorage
-from vstorage import DocumentNotFound
-from wiki import settings, constants
-from slughifi import slughifi
+
+from django.db import models
from django.utils.translation import ugettext_lazy as _
-from django.http import Http404
+from dvcs import models as dvcs_models
+
import logging
logger = logging.getLogger("fnp.wiki")
-# _PCHARS_DICT = dict(zip((ord(x) for x in u"ĄĆĘŁŃÓŚŻŹąćęłńóśżź "), u"ACELNOSZZacelnoszz_"))
-_PCHARS_DICT = dict(zip((ord(x) for x in u" "), u"_"))
-
-# I know this is barbaric, but I didn't find a better solution ;(
-def split_name(name):
- parts = name.translate(_PCHARS_DICT).split('__')
- return parts
-
-def join_name(*parts, **kwargs):
- name = u'__'.join(p.translate(_PCHARS_DICT) for p in parts)
- logger.info("JOIN %r -> %r", parts, name)
- return name
-
-def normalize_name(name):
- """
- >>> normalize_name("gąska".decode('utf-8'))
- u'g\u0105ska'
- """
- return unicode(name).translate(_PCHARS_DICT)
+RE_TRIM_BEGIN = re.compile("^<!-- TRIM_BEGIN -->$", re.M)
+RE_TRIM_END = re.compile("^<!-- TRIM_END -->$", re.M)
-STAGE_TAGS_RE = re.compile(r'^#stage-finished: (.*)$', re.MULTILINE)
+class Book(models.Model):
+ """ A document edited on the wiki """
-class DocumentStorage(object):
- def __init__(self, path):
- self.vstorage = vstorage.VersionedStorage(path)
+ title = models.CharField(_('title'), max_length=255)
+ slug = models.SlugField(_('slug'), max_length=128, unique=True)
+ gallery = models.CharField(_('scan gallery name'), max_length=255, blank=True)
- def get(self, name, revision=None):
- text, rev = self.vstorage.page_text(name, revision)
- return Document(self, name=name, text=text, revision=rev)
+ parent = models.ForeignKey('self', null=True, blank=True, verbose_name=_('parent'), related_name="children")
+ parent_number = models.IntegerField(_('parent number'), null=True, blank=True, db_index=True)
- def get_by_tag(self, name, tag):
- text, rev = self.vstorage.page_text_by_tag(name, tag)
- return Document(self, name=name, text=text, revision=rev)
+ class Meta:
+ ordering = ['parent_number', 'title']
+ verbose_name = _('book')
+ verbose_name_plural = _('books')
- def revert(self, name, revision):
- text, rev = self.vstorage.revert(name, revision)
- return Document(self, name=name, text=text, revision=rev)
+ def __unicode__(self):
+ return self.title
+
+ @classmethod
+ def create(cls, creator=None, text=u'', *args, **kwargs):
+ """
+ >>> Book.create(slug='x', text='abc').materialize()
+ 'abc'
+ """
+ instance = cls(*args, **kwargs)
+ instance.save()
+ instance.chunk_set.all()[0].doc.commit(author=creator, text=text)
+ return instance
+
+ @staticmethod
+ def trim(text, trim_begin=True, trim_end=True):
+ """
+ Cut off everything before RE_TRIM_BEGIN and after RE_TRIM_END, so
+ that eg. one big XML file can be compiled from many small XML files.
+ """
+ if trim_begin:
+ text = RE_TRIM_BEGIN.split(text, maxsplit=1)[-1]
+ if trim_end:
+ text = RE_TRIM_END.split(text, maxsplit=1)[0]
+ return text
+
+ def materialize(self):
+ """
+ Get full text of the document compiled from chunks.
+ Takes the current versions of all texts for now, but it should
+ be possible to specify a tag or a point in time for compiling.
+
+ First non-empty text's beginning isn't trimmed,
+ and last non-empty text's end isn't trimmed.
+ """
+ texts = []
+ trim_begin = False
+ text = ''
+ for chunk in self.chunk_set.all():
+ next_text = chunk.doc.materialize()
+ if not next_text:
+ continue
+ if text:
+ # trim the end, because there's more non-empty text
+ # don't trim beginning, if `text' is the first non-empty part
+ texts.append(self.trim(text, trim_begin=trim_begin))
+ trim_begin = True
+ text = next_text
+ # don't trim the end, because there's no more text coming after `text'
+ # only trim beginning if it's not still the first non-empty
+ texts.append(self.trim(text, trim_begin=trim_begin, trim_end=False))
+ return "".join(texts)
+
+ @staticmethod
+ def listener_create(sender, instance, created, **kwargs):
+ if created:
+ instance.chunk_set.create(number=1, slug='1')
+
+models.signals.post_save.connect(Book.listener_create, sender=Book)
+
+
+class Chunk(models.Model):
+ """ An editable chunk of text. Every Book text is divided into chunks. """
+
+ book = models.ForeignKey(Book)
+ number = models.IntegerField()
+ slug = models.SlugField()
+ comment = models.CharField(max_length=255)
+ doc = models.ForeignKey(dvcs_models.Document, editable=False, unique=True, null=True)
- def get_or_404(self, *args, **kwargs):
- try:
- return self.get(*args, **kwargs)
- except DocumentNotFound:
- raise Http404
+ class Meta:
+ unique_together = [['book', 'number'], ['book', 'slug']]
+ ordering = ['number']
- def put(self, document, author, comment, parent=None):
- self.vstorage.save_text(
- title=document.name,
- text=document.text,
- author=author,
- comment=comment,
- parent=parent)
+ def __unicode__(self):
+ return "%d-%d: %s" % (self.book_id, self.number, self.comment)
- return document
+ def save(self, *args, **kwargs):
+ if self.doc is None:
+ self.doc = dvcs_models.Document.objects.create()
+ super(Chunk, self).save(*args, **kwargs)
- def create_document(self, text, name):
- title = u', '.join(p.title() for p in split_name(name))
+ @classmethod
+ def get(cls, slug, chunk=None):
+ if chunk is None:
+ return cls.objects.get(book__slug=slug, number=1)
+ else:
+ return cls.objects.get(book__slug=slug, slug=chunk)
- if text is None:
- text = u''
+ def pretty_name(self):
+ return "%s, %s (%d/%d)" % (self.book.title, self.comment,
+ self.number, self.book.chunk_set.count())
- document = Document(self, name=name, text=text, title=title)
- return self.put(document, u"<wiki>", u"Document created.")
- def delete(self, name, author, comment):
- self.vstorage.delete_page(name, author, comment)
- def all(self):
- return list(self.vstorage.all_pages())
- def history(self, title):
- def stage_desc(match):
- stage = match.group(1)
- return _("Finished stage: %s") % constants.DOCUMENT_STAGES_DICT[stage]
+'''
+from wiki import settings, constants
+from slughifi import slughifi
- for changeset in self.vstorage.page_history(title):
- changeset['description'] = STAGE_TAGS_RE.sub(stage_desc, changeset['description'])
- yield changeset
+from django.http import Http404
- def doc_meta(self, title, revision=None):
- return self.vstorage.page_meta(title, revision)
class Document(object):
- META_REGEX = re.compile(r'\s*<!--\s(.*?)-->', re.DOTALL | re.MULTILINE)
-
- def __init__(self, storage, **kwargs):
- self.storage = storage
- for attr, value in kwargs.iteritems():
- setattr(self, attr, value)
def add_tag(self, tag, revision, author):
""" Add document specific tag """
def info(self):
return self.storage.vstorage.page_meta(self.name, self.revision)
-def getstorage():
- return DocumentStorage(settings.REPOSITORY_PATH)
-#
-# Django models
-#
+'''
class Theme(models.Model):
name = models.CharField(_('name'), max_length=50, unique=True)