xmpp.chapril.org-conversejs/trans/models.py
2012-02-27 17:54:14 +01:00

234 lines
7.1 KiB
Python

from django.db import models
from django.conf import settings
from lang.models import Language
from glob import glob
import os
import os.path
import git
from translate.storage import factory
from trans.managers import TranslationManager, UnitManager
from util import is_plural, split_plural, join_plural
class Project(models.Model):
name = models.CharField(max_length = 100)
slug = models.SlugField(db_index = True)
web = models.URLField()
mail = models.EmailField()
instructions = models.URLField()
@models.permalink
def get_absolute_url(self):
return ('trans.views.show_project', (), {'project': self.slug})
def get_path(self):
return os.path.join(settings.GIT_ROOT, self.slug)
def __unicode__(self):
return self.name
def save(self, *args, **kwargs):
# Create filesystem directory for storing data
p = self.get_path()
if not os.path.exists(p):
os.makedirs(p)
super(Project, self).save(*args, **kwargs)
class SubProject(models.Model):
name = models.CharField(max_length = 100)
slug = models.SlugField(db_index = True)
project = models.ForeignKey(Project)
repo = models.CharField(max_length = 200)
branch = models.CharField(max_length = 50)
filemask = models.CharField(max_length = 200)
style_choices = (('po', 'GNU Gettext'), ('ts', 'Qt TS'))
style = models.CharField(max_length = 10, choices = style_choices)
@models.permalink
def get_absolute_url(self):
return ('trans.views.show_subproject', (), {'project': self.project.slug, 'subproject': self.slug})
def __unicode__(self):
return '%s/%s' % (self.project.__unicode__(), self.name)
def get_path(self):
return os.path.join(self.project.get_path(), self.slug)
def get_repo(self):
'''
Gets Git repository object.
'''
p = self.get_path()
try:
return git.Repo(p)
except:
return git.Repo.init(p)
def configure_repo(self):
'''
Ensures repository is correctly configured and points to current remote.
'''
# Create/Open repo
repo = self.get_repo()
# Get/Create origin remote
try:
origin = repo.remotes.origin
except:
repo.git.remote('add', 'origin', self.repo)
origin = repo.remotes.origin
# Check remote source
if origin.url != self.repo:
repo.git.remote('set-url', 'origin', self.repo)
# Update
repo.git.remote('update', 'origin')
def configure_branch(self):
'''
Ensures local tracking branch exists and is checkouted.
'''
repo = self.get_repo()
try:
head = repo.heads[self.branch]
except:
repo.git.branch('--track', self.branch, 'origin/%s' % self.branch)
head = repo.heads[self.branch]
repo.git.checkout(self.branch)
def update_branch(self):
'''
Updates current branch to match remote (if possible).
'''
repo = self.get_repo()
repo.remotes.origin.pull()
try:
repo.git.merge('origin/%s' % self.branch)
except:
repo.git.merge('--abort')
def get_translation_blobs(self):
'''
Scans directory for translation blobs and returns them as list.
'''
repo = self.get_repo()
tree = repo.tree()
# Glob files
files = glob(os.path.join(self.get_path(), self.filemask))
prefix = os.path.join(self.get_path(), '')
files = [f.replace(prefix, '') for f in files]
# Get blobs for files
return [(self.get_lang_code(f), f, tree[f]) for f in files]
def create_translations(self):
'''
Loads translations from git.
'''
blobs = self.get_translation_blobs()
for code, path, blob in blobs:
Translation.objects.update_from_blob(self, code, path, blob)
def get_lang_code(self, path):
'''
Parses language code from path.
'''
parts = self.filemask.split('*')
return path[len(parts[0]):-len(parts[1])]
def save(self, *args, **kwargs):
self.configure_repo()
self.configure_branch()
self.update_branch()
self.create_translations()
super(SubProject, self).save(*args, **kwargs)
class Translation(models.Model):
subproject = models.ForeignKey(SubProject)
language = models.ForeignKey(Language)
translated = models.FloatField(default = 0)
fuzzy = models.FloatField(default = 0)
revision = models.CharField(max_length = 40, default = '', blank = True)
filename = models.CharField(max_length = 200)
objects = TranslationManager()
@models.permalink
def get_absolute_url(self):
return ('trans.views.show_translation', (), {'project': self.subproject.slug, 'subproject': self.subproject.slug, 'lang': self.language.code})
def __unicode__(self):
return '%s@%s' % (self.language.name, self.subproject.__unicode__())
def update_from_blob(self, blob):
'''
Updates translation data from blob.
'''
# Check if we're not already up to date
if self.revision == blob.hexsha:
return
oldunits = set(self.unit_set.all().values_list('id', flat = True))
# Load po file
store = factory.getobject(os.path.join(self.subproject.get_path(), self.filename))
for unit in store.units:
newunit = Unit.objects.update_from_unit(self, unit)
try:
oldunits.remove(newunit.id)
except:
pass
# Delete not used units
Unit.objects.filter(translation = self, id__in = oldunits).delete()
# Update revision
self.revision = blob.hexsha
self.save()
class Unit(models.Model):
translation = models.ForeignKey(Translation)
location = models.TextField(default = '', blank = True)
context = models.TextField(default = '', blank = True)
flags = models.TextField(default = '', blank = True)
source = models.TextField()
target = models.TextField(default = '', blank = True)
fuzzy = models.BooleanField(default = False)
objects = UnitManager()
def update_from_unit(self, unit):
location = ', '.join(unit.getlocations())
flags = '' # FIXME
target = PLURAL_SEPARATOR.join(unit.target.strings)
fuzzy = unit.isfuzzy()
if location == self.location and flags == self.flags and target == self.target and fuzzy == self.fuzzy:
return
self.location = location
self.flags = flags
self.target = target
self.fuzzy = fuzzy
self.save()
def is_plural(self):
return is_plural(self.source)
def get_source_plurals(self):
return split_plural(self.source)
def get_target_plurals(self):
ret = split_plural(self.target)
plurals = self.translation.language.nplurals
if len(ret) == plurals:
return ret
while len(ret) < plurals:
ret.append('')
while len(ret) > plurals:
del(ret[-1])
return ret