add install_requires
[django-migdal.git] / migdal / models.py
index 54091e4..d0b16c0 100644 (file)
@@ -2,34 +2,35 @@
 # This file is part of PrawoKultury, licensed under GNU Affero GPLv3 or later.
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 #
+import re
 from datetime import datetime
 from django.conf import settings
 from django.contrib.sites.models import Site
 from django.core.exceptions import ValidationError
-from django.core.mail import send_mail
+from django.core.mail import mail_managers, send_mail
 from django.db import models
 from django.template import loader, Context
-from django.utils.translation import get_language, ugettext_lazy as _, ugettext
+from django.utils.translation import ugettext_lazy as _, ugettext
 from django_comments_xtd.models import XtdComment
 from markupfield.fields import MarkupField
+from fnpdjango.utils.models.translation import add_translatable, tQ
 from migdal import app_settings
-from fnpdjango.utils.models.translation import add_translatable
 from migdal.fields import SlugNullField
 
+
 class Category(models.Model):
-    taxonomy = models.CharField(_('taxonomy'), max_length=32,
-                    choices=app_settings.TAXONOMIES)
+    taxonomy = models.CharField(_('taxonomy'), max_length=32, choices=app_settings.TAXONOMIES)
 
     class Meta:
         verbose_name = _('category')
         verbose_name_plural = _('categories')
 
     def __unicode__(self):
-        return self.title
+        return self.title or u""
 
     @models.permalink
     def get_absolute_url(self):
-        return ('migdal_category', [self.slug])
+        return 'migdal_category', [self.slug]
 
 
 add_translatable(Category, {
@@ -38,18 +39,33 @@ add_translatable(Category, {
 })
 
 
+class PublishedEntryManager(models.Manager):
+    def get_query_set(self):
+        return super(PublishedEntryManager, self).get_query_set().filter(
+                tQ(published=True)
+            )
+
+
 class Entry(models.Model):
-    type = models.CharField(max_length=16,
-            choices=((t.db, t.slug) for t in app_settings.TYPES),
-            db_index=True)
+    type = models.CharField(
+        max_length=16,
+        choices=((t.db, t.slug) for t in app_settings.TYPES),
+        db_index=True)
     date = models.DateTimeField(_('created at'), auto_now_add=True, db_index=True)
     changed_at = models.DateTimeField(_('changed at'), auto_now=True, db_index=True)
     author = models.CharField(_('author'), max_length=128)
-    author_email = models.EmailField(_('author email'), max_length=128, null=True, blank=True,
-            help_text=_('Used only to display gravatar and send notifications.'))
+    author_email = models.EmailField(
+        _('author email'), max_length=128, null=True, blank=True,
+        help_text=_('Used only to display gravatar and send notifications.'))
     image = models.ImageField(_('image'), upload_to='entry/image/', null=True, blank=True)
     promo = models.BooleanField(_('promoted'), default=False)
-    categories = models.ManyToManyField(Category, null=True, blank=True, verbose_name=_('categories'))
+    in_stream = models.BooleanField(_('in stream'), default=True)
+    categories = models.ManyToManyField(Category, blank=True, verbose_name=_('categories'))
+    first_published_at = models.DateTimeField(_('published at'), null=True, blank=True)
+    canonical_url = models.URLField(_('canonical link'), null=True, blank=True)
+
+    objects = models.Manager()
+    published_objects = PublishedEntryManager()
 
     class Meta:
         verbose_name = _('entry')
@@ -60,17 +76,18 @@ class Entry(models.Model):
         return self.title
 
     def save(self, *args, **kwargs):
-        if self.pk is not None:
-            orig = type(self).objects.get(pk=self.pk)
-            published_now = False
-            for lc, ln in settings.LANGUAGES:
-                if (getattr(self, "published_%s" % lc)
-                        and getattr(self, "published_at_%s" % lc) is None):
-                    setattr(self, "published_at_%s" % lc, datetime.now())
+        published_now = False
+        for lc, ln in settings.LANGUAGES:
+            if (getattr(self, "published_%s" % lc)
+                    and getattr(self, "published_at_%s" % lc) is None):
+                now = datetime.now()
+                setattr(self, "published_at_%s" % lc, now)
+                if self.first_published_at is None:
+                    self.first_published_at = now
                     published_now = True
-            if published_now:
-                self.notify_author_published()
         super(Entry, self).save(*args, **kwargs)
+        if published_now and self.pk is not None:
+            self.notify_author_published()
 
     def clean(self):
         for lc, ln in settings.LANGUAGES:
@@ -81,7 +98,7 @@ class Entry(models.Model):
 
     @models.permalink
     def get_absolute_url(self):
-        return ('migdal_entry_%s' % self.type, [self.slug])
+        return 'migdal_entry_%s' % self.type, [self.slug]
 
     def get_type(self):
         return dict(app_settings.TYPES_DICT)[self.type]
@@ -100,6 +117,12 @@ class Entry(models.Model):
             mail_text, settings.SERVER_EMAIL, [self.author_email]
         )
 
+    def inline_html(self):
+        for att in self.attachment_set.all():
+            if att.file.name.endswith(".html"):
+                with open(att.file.path) as f:
+                    yield f.read()
+
 
 add_translatable(Entry, languages=app_settings.OPTIONAL_LANGUAGES, fields={
     'needed': models.CharField(_('needed'), max_length=1, db_index=True, choices=(
@@ -110,10 +133,12 @@ add_translatable(Entry, languages=app_settings.OPTIONAL_LANGUAGES, fields={
 add_translatable(Entry, {
     'slug': SlugNullField(unique=True, db_index=True, null=True, blank=True),
     'title': models.CharField(_('title'), max_length=255, null=True, blank=True),
-    'lead': MarkupField(_('lead'), markup_type='textile_pl', null=True, blank=True,
-                help_text=_('Use <a href="http://textile.thresholdstate.com/">Textile</a> syntax.')),
-    'body': MarkupField(_('body'), markup_type='textile_pl', null=True, blank=True,
-                help_text=_('Use <a href="http://textile.thresholdstate.com/">Textile</a> syntax.')),
+    'lead': MarkupField(
+        _('lead'), markup_type='textile_pl', null=True, blank=True,
+        help_text=_('Use <a href="http://textile.thresholdstate.com/">Textile</a> syntax.')),
+    'body': MarkupField(
+        _('body'), markup_type='textile_pl', null=True, blank=True,
+        help_text=_('Use <a href="http://textile.thresholdstate.com/">Textile</a> syntax.')),
     'published': models.BooleanField(_('published'), default=False),
     'published_at': models.DateTimeField(_('published at'), null=True, blank=True),
 })
@@ -127,10 +152,8 @@ class Attachment(models.Model):
         return self.file.url if self.file else ''
 
 
-
 def notify_new_comment(sender, instance, created, **kwargs):
-    if (created and isinstance(instance.content_object, Entry) and
-                instance.content_object.author_email):
+    if created and isinstance(instance.content_object, Entry) and instance.content_object.author_email:
         site = Site.objects.get_current()
         mail_text = loader.get_template('migdal/mail/new_comment.txt').render(
             Context({
@@ -142,4 +165,21 @@ def notify_new_comment(sender, instance, created, **kwargs):
             mail_text, settings.SERVER_EMAIL, 
             [instance.content_object.author_email]
         )
-models.signals.post_save.connect(notify_new_comment, sender=XtdComment)
\ No newline at end of file
+models.signals.post_save.connect(notify_new_comment, sender=XtdComment)
+
+
+def spamfilter(sender, comment, **kwargs):
+    """Very simple spam filter. Just don't let any HTML links go through."""
+    if re.search(r"<a\s+href=", comment.comment):
+        fields = (
+            comment.user, comment.user_name, comment.user_email,
+            comment.user_url, comment.submit_date, comment.ip_address,
+            comment.followup, comment.comment)
+        mail_managers(
+            u"Spam filter report",
+            (u"""This comment was turned down as SPAM: \n""" +
+             """\n%s""" * len(fields) +
+             """\n\nYou don't have to do anything.""") % fields)
+        return False
+    return True
+# comment_will_be_posted.connect(spamfilter)