Synnefo » snf-cloudcms

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import datetime

from django.db import models

from django.conf import settings

from django.contrib.sites import models as sites_models

from django.utils.translation import ugettext_lazy as _, ugettext, ungettext

from django.core.cache import cache

from django.utils import simplejson

from feincms import translations

from feincms.module.medialibrary.fields import MediaFileForeignKey

from feincms.module.medialibrary.models import MediaFile

class Application(models.Model):

    """

    Application object refers to the application each cms is deployed for.

    Each cms deployment should contain at least one application object linked

    to the site object the cms is deployed for.

    Enabling cloudcms.context_processors.application in CONTEXT_PROCESSROS setting

    let you can access the application object throughout the html templates.

    """

    MESSAGE_TYPE_CHOICES = (

        ('NM','No Message'),

        ('success','Success'),

        ('error','Error'),

        ('warning','Warning'),

        ('info','Info'),

    )

    code = models.CharField('Identifier', max_length=100, null=False, blank=False,

            help_text="Just a codename of the application, to be used in "\

                    "several places where no free text is allowed"\

                    "(e.g. urls, paths, etc)")

    title = models.CharField(max_length=255, null=False, blank=False,

            help_text="The title of the application")

    logo = MediaFileForeignKey(MediaFile, blank=True, null=True)

    favicon = MediaFileForeignKey(MediaFile, blank=True, null=True,

            related_name="as_favicon")

    site = models.ForeignKey(sites_models.Site)

    app_url = models.URLField(help_text="The url of the application UI (not "\

            "the cms)", verify_exists=False, blank=True, null=True)

    accounts_url = models.CharField(max_length=255, default="/", blank=True,

            null=True, help_text="Tha accounts login page")

    index_url = models.CharField(max_length=255, default="/", blank=False,

            null=False)

    linked_in_username = models.CharField(max_length=255, blank=True)

    twitter_username = models.CharField(max_length=255, blank=True)

    facebook_username = models.CharField(max_length=255, blank=True)

    show_twitter_feed_on_top = models.BooleanField(default=False)

    extra_styles = models.TextField(default="", blank=True)

    footer_top = models.TextField(default="", blank=True)

    footer_bottom = models.TextField(default="", blank=True)

    message_type = models.CharField(max_length=20, 

                                    choices= MESSAGE_TYPE_CHOICES,

                                    default = 'NM' )

    custom_message = models.TextField(default="", blank=True)

    @classmethod

    def current(cls):

        return cls.objects.get(site__pk=settings.SITE_ID)

    def __unicode__(self):

        return self.title

# http://stackoverflow.com/a/2680060/114435

dthandler = lambda obj: obj.isoformat() if isinstance(obj, datetime.datetime) else None

class Client(models.Model):

    """

    Model which refers to a service/application client. Client model contains

    multiple ClientVersionSource to identify it's version downloads.

    """

    uid = models.CharField(max_length=255)

    name = models.CharField(max_length=255)

    def get_sources(self):

        sources = {}

        from cloudcms.clients import ClientVersions

        for s in self.clientversionsource_set.all():

            sources[s.os] = {'type': s.source_type,

                             'args': [s.link]}

        return ClientVersions(sources, cache_backend=cache)

    def to_json(self):

        return simplejson.dumps(list(self.get_sources().get_latest_versions()),

                default=dthandler)

    def get_default_os(self):

        try:

            return self.clientversionsource_set.filter(default=True)[0].os

        except IndexError:

            return self.clientversionsource_set.filter()[0].os

    def __unicode__(self):

        return self.name

class ClientVersionSource(models.Model):

    """

    Client version source. source_type choices should map to

    cloudcms.clients.SOURCE_TYPES.

    """

    default = models.BooleanField(default=True)

    source_type = models.CharField(max_length=60,

            choices=(('link','Link'),

                     ('direct','Direct'),

                     ('redmine_files','Redmine files')))

    os = models.CharField(max_length=255)

    link = models.CharField(max_length=255)

    logo = MediaFileForeignKey(MediaFile, blank=True, null=True)

    architecture = models.CharField(max_length=255, null=True, blank=True,

            help_text="""Depending the source type this can be left empty and

            let source type identify the architecture""")

    client = models.ForeignKey(Client)

    version_regex = models.CharField(max_length=255, help_text="""Regular expression to

            match the version of the file based on retrieved source filenames

            (used in redmine source types)""", null=True, blank=True)

    file_regex = models.CharField(max_length=255, help_text="""Return only files that

            match this expression""", null=True, blank=True)

    def __unicode__(self):

        return "[%s] %s" % (self.get_source_type_display(), self.os)

# hook for feincms configuration, is this appropriate place ??? who knows

from cloudcms.cms import *

class Service(models.Model, translations.TranslatedObjectMixin):

    """

    Service.

    """

    ordering = models.SmallIntegerField(_('ordering'), default=0)

    image_faq = MediaFileForeignKey(MediaFile, blank=True, null=True, related_name='image_faq')

    image_userguide = MediaFileForeignKey(MediaFile, blank=True, null=True,related_name='image_userguide')

    class_name = models.CharField(_('class name'), max_length=100, blank=True)

    class Meta:

        verbose_name = _('service')

        verbose_name_plural = _('services')

        ordering = ['-ordering',]

    objects = translations.TranslatedObjectManager()

    def get_first_question(self):

        try:

            return self.faqs.filter(is_active=True)[0]

        except:

            return None

    def get_first_entry(self):

        try:

            return self.userguideentries.filter(is_active=True)[0]

        except:

            return None

    def __unicode__(self):

        trans = translations.TranslatedObjectMixin.__unicode__(self)

        return trans or _('Unnamed category')

class ServiceTranslation(translations.Translation(Service)):

    """

    Service translation

    """

    title = models.CharField(_('service title'), max_length=100)

    slug = models.SlugField(_('slug'), unique=True)

    description = models.CharField(_('description'), max_length=250, blank=True)

    cms_page = models.ForeignKey(Page, null=True, blank=True)

    title_faq = models.CharField(_('service title (faq section)'), max_length=100, blank=True)

    title_userguide = models.CharField(_('service title (userguide section)'), max_length=100, blank=True)

    class Meta:

        verbose_name = _('service translation')

        verbose_name_plural = _('service translations')

        ordering = ['title']

    def __unicode__(self):

        return self.title

    def save(self, *args, **kwargs):

        if not self.slug:

            self.slug = slugify(self.title)

        super(ServiceTranslation, self).save(*args, **kwargs)