-# -*- coding: utf-8 -*-
-#
# This file is part of FNP-Redakcja, licensed under GNU Affero GPLv3 or later.
# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
#
from datetime import datetime
import os.path
+from zlib import compress, decompress
from django.contrib.auth.models import User
from django.core.files.base import ContentFile
+from django.core.files.storage import FileSystemStorage
from django.db import models, transaction
from django.db.models.base import ModelBase
-from django.utils.translation import string_concat, ugettext_lazy as _
-from mercurial import simplemerge
+from django.utils.text import format_lazy
+from django.utils.translation import gettext_lazy as _
+import merge3
from django.conf import settings
from dvcs.signals import post_commit, post_publishable
-from dvcs.storage import GzipFileSystemStorage
class Tag(models.Model):
abstract = True
ordering = ['ordering']
- def __unicode__(self):
+ def __str__(self):
return self.name
@classmethod
Data file contains a gzipped text of the document.
"""
- author = models.ForeignKey(User, null=True, blank=True, verbose_name=_('author'))
+ author = models.ForeignKey(User, models.SET_NULL, null=True, blank=True, verbose_name=_('author'))
author_name = models.CharField(
_('author name'), max_length=128, null=True, blank=True, help_text=_("Used if author is not set."))
author_email = models.CharField(
revision = models.IntegerField(_('revision'), db_index=True)
parent = models.ForeignKey(
- 'self', null=True, blank=True, default=None, verbose_name=_('parent'), related_name="children")
+ 'self', models.SET_NULL, null=True, blank=True, default=None, verbose_name=_('parent'), related_name="children")
merge_parent = models.ForeignKey(
- 'self', null=True, blank=True, default=None, verbose_name=_('merge parent'), related_name="merge_children")
+ 'self', models.SET_NULL, null=True, blank=True, default=None, verbose_name=_('merge parent'), related_name="merge_children")
description = models.TextField(_('description'), blank=True, default='')
created_at = models.DateTimeField(editable=False, db_index=True, default=datetime.now)
- publishable = models.BooleanField(_('publishable'), default=False)
+ publishable = models.BooleanField(_('approved'), default=False)
class Meta:
abstract = True
ordering = ('created_at',)
unique_together = ['tree', 'revision']
- def __unicode__(self):
- return u"Id: %r, Tree %r, Parent %r, Data: %s" % (self.id, self.tree_id, self.parent_id, self.data)
+ def __str__(self):
+ return "rev. {} @ {}".format(self.revision, self.created_at)
def author_str(self):
if self.author:
self.revision = tree_rev + 1
return super(Change, self).save(*args, **kwargs)
+ def save_text(self, text, **kwargs):
+ self.data.save(
+ '',
+ ContentFile(compress(text.encode('utf-8'))),
+ **kwargs
+ )
+
def materialize(self):
- f = self.data.storage.open(self.data)
- text = f.read()
- f.close()
- return unicode(text, 'utf-8')
+ with self.data.open('rb') as f:
+ content = f.read()
+ return decompress(content).decode('utf-8')
def merge_with(self, other, author=None,
author_name=None, author_email=None,
# immediate child - fast forward
return other
- local = self.materialize().encode('utf-8')
- base = other.parent.materialize().encode('utf-8')
- remote = other.materialize().encode('utf-8')
+ local = self.materialize().splitlines(True)
+ base = other.parent.materialize().splitlines(True)
+ remote = other.materialize().splitlines(True)
- merge = simplemerge.Merge3Text(base, local, remote)
+ merge = merge3.Merge3(base, local, remote)
result = ''.join(merge.merge_lines())
merge_node = self.children.create(
merge_parent=other, tree=self.tree,
author_name=author_name,
author_email=author_email,
description=description)
- merge_node.data.save('', ContentFile(result))
+ merge_node.save_text(result)
return merge_node
def revert(self, **kwargs):
class Meta(Tag.Meta):
app_label = model._meta.app_label
- verbose_name = string_concat(
- _("tag"), " ", _("for:"), " ", model._meta.verbose_name)
- verbose_name_plural = string_concat(
- _("tags"), " ", _("for:"), " ", model._meta.verbose_name)
+ verbose_name = format_lazy(
+ '{} {} {}', _('tag'), _('for:'), model._meta.verbose_name)
+ verbose_name_plural = format_lazy(
+ '{} {} {}', _("tags"), _("for:"), model._meta.verbose_name)
attrs = {
'__module__': model.__module__,
def create_change_model(model):
name = model.__name__ + 'Change'
- repo = GzipFileSystemStorage(location=model.REPO_PATH)
+ repo = FileSystemStorage(location=model.REPO_PATH)
class Meta(Change.Meta):
app_label = model._meta.app_label
- verbose_name = string_concat(
- _("change"), " ", _("for:"), " ", model._meta.verbose_name)
- verbose_name_plural = string_concat(
- _("changes"), " ", _("for:"), " ", model._meta.verbose_name)
+ verbose_name = format_lazy(
+ '{} {} {}', _("change"), _("for:"), model._meta.verbose_name)
+ verbose_name_plural = format_lazy(
+ '{} {} {}', _("changes"), _("for:"), model._meta.verbose_name)
attrs = {
'__module__': model.__module__,
- 'tree': models.ForeignKey(model, related_name='change_set', verbose_name=_('document')),
+ 'tree': models.ForeignKey(model, models.CASCADE, related_name='change_set', verbose_name=_('document')),
'tags': models.ManyToManyField(model.tag_model, verbose_name=_('tags'), related_name='change_set'),
'data': models.FileField(_('data'), upload_to=data_upload_to, storage=repo),
'Meta': Meta,
if not model._meta.abstract:
# create a real Tag object and `stage' fk
model.tag_model = create_tag_model(model)
- models.ForeignKey(model.tag_model, verbose_name=_('stage'),
+ models.ForeignKey(model.tag_model, models.CASCADE, verbose_name=_('stage'),
null=True, blank=True).contribute_to_class(model, 'stage')
# create real Change model and `head' fk
model.change_model = create_change_model(model)
models.ForeignKey(
- model.change_model, null=True, blank=True, default=None,
+ model.change_model, models.SET_NULL, null=True, blank=True, default=None,
verbose_name=_('head'), help_text=_("This document's current head."),
editable=False).contribute_to_class(model, 'head')
models.ForeignKey(
- User, null=True, blank=True, editable=False,
+ User, models.SET_NULL, null=True, blank=True, editable=False,
verbose_name=_('creator'), related_name="created_%s" % name.lower()
).contribute_to_class(model, 'creator')
return model
-class Document(models.Model):
+class Document(models.Model, metaclass=DocumentMeta):
"""File in repository. Subclass it to use version control in your app."""
- __metaclass__ = DocumentMeta
-
# default repository path
REPO_PATH = os.path.join(settings.MEDIA_ROOT, 'dvcs')
- user = models.ForeignKey(User, null=True, blank=True, verbose_name=_('user'), help_text=_('Work assignment.'))
+ user = models.ForeignKey(User, models.SET_NULL, null=True, blank=True, verbose_name=_('user'), help_text=_('Work assignment.'))
class Meta:
abstract = True
- def __unicode__(self):
+ def __str__(self):
return u"{0}, HEAD: {1}".format(self.id, self.head_id)
def materialize(self, change=None):
This will automatically merge the commit into the main branch,
if parent is not document's head.
- :param unicode text: new version of the document
+ :param str text: new version of the document
:param parent: parent revision (head, if not specified)
:type parent: Change or None
:param User author: the commiter
- :param unicode author_name: commiter name (if ``author`` not specified)
- :param unicode author_email: commiter e-mail (if ``author`` not specified)
+ :param str author_name: commiter name (if ``author`` not specified)
+ :param str author_email: commiter e-mail (if ``author`` not specified)
:param Tag[] tags: list of tags to apply to the new commit
:param bool publishable: set new commit as ready to publish
:returns: new head
author=author, author_name=author_name, author_email=author_email,
description=kwargs.get('description', ''), publishable=publishable, parent=parent)
- change.tags = tags
- change.data.save('', ContentFile(text.encode('utf-8')))
+ change.tags.set(tags)
+ change.save_text(text)
change.save()
if self.head:
fnp / redakcja.git / blobdiff