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Prevent model loading too early, remove some unused code.
[wolnelektury.git] / src / catalogue / templatetags / catalogue_tags.py
diff --git a/src/catalogue/templatetags/catalogue_tags.py b/src/catalogue/templatetags/catalogue_tags.py
index 941ab63..5efdb05 100644 (file)
--- a/src/catalogue/templatetags/catalogue_tags.py
+++ b/src/catalogue/templatetags/catalogue_tags.py
@@ -10,34 +10,20 @@ from django.conf import settings
 from django import template
 from django.template import Node, Variable, Template, Context
 from django.core.urlresolvers import reverse
 from django import template
 from django.template import Node, Variable, Template, Context
 from django.core.urlresolvers import reverse
-from django.contrib.auth.forms import UserCreationForm, AuthenticationForm
 from django.utils.cache import add_never_cache_headers
 from django.utils.translation import ugettext as _
 
 from ssify import ssi_variable
 from django.utils.cache import add_never_cache_headers
 from django.utils.translation import ugettext as _
 
 from ssify import ssi_variable
+
+from catalogue.helpers import get_audiobook_tags
 from catalogue.models import Book, BookMedia, Fragment, Tag, Source
 from catalogue.constants import LICENSES
 from catalogue.models import Book, BookMedia, Fragment, Tag, Source
 from catalogue.constants import LICENSES
+from paypal.rest import user_is_subscribed
 from picture.models import Picture
 
 register = template.Library()
 
 
 from picture.models import Picture
 
 register = template.Library()
 
 
-class RegistrationForm(UserCreationForm):
-    def as_ul(self):
-        """Returns this form rendered as HTML <li>s -- excluding the <ul></ul>."""
-        return self._html_output(
-            u'<li>%(errors)s%(label)s %(field)s<span class="help-text">%(help_text)s</span></li>', u'<li>%s</li>',
-            '</li>', u' %s', False)
-
-
-class LoginForm(AuthenticationForm):
-    def as_ul(self):
-        """Returns this form rendered as HTML <li>s -- excluding the <ul></ul>."""
-        return self._html_output(
-            u'<li>%(errors)s%(label)s %(field)s<span class="help-text">%(help_text)s</span></li>', u'<li>%s</li>',
-            '</li>', u' %s', False)
-
-
 def iterable(obj):
     try:
         iter(obj)
 def iterable(obj):
     try:
         iter(obj)
@@ -226,53 +212,29 @@ def all_editors(extra_info):
                      for person in sorted(set(editors)))
 
 
                      for person in sorted(set(editors)))
 
 
-@register.simple_tag
-def user_creation_form():
-    return RegistrationForm(prefix='registration').as_ul()
-
-
-@register.simple_tag
-def authentication_form():
-    return LoginForm(prefix='login').as_ul()
-
-
 @register.tag
 def catalogue_url(parser, token):
     bits = token.split_contents()
 
     tags_to_add = []
     tags_to_remove = []
 @register.tag
 def catalogue_url(parser, token):
     bits = token.split_contents()
 
     tags_to_add = []
     tags_to_remove = []
-    for bit in bits[1:]:
+    for bit in bits[2:]:
         if bit[0] == '-':
             tags_to_remove.append(bit[1:])
         else:
             tags_to_add.append(bit)
 
         if bit[0] == '-':
             tags_to_remove.append(bit[1:])
         else:
             tags_to_add.append(bit)
 
-    return CatalogueURLNode(tags_to_add, tags_to_remove)
-
-
-@register.tag
-def catalogue_url_gallery(parser, token):
-    bits = token.split_contents()
-
-    tags_to_add = []
-    tags_to_remove = []
-    for bit in bits[1:]:
-        if bit[0] == '-':
-            tags_to_remove.append(bit[1:])
-        else:
-            tags_to_add.append(bit)
-
-    return CatalogueURLNode(tags_to_add, tags_to_remove, gallery=True)
+    return CatalogueURLNode(bits[1], tags_to_add, tags_to_remove)
 
 
 class CatalogueURLNode(Node):
 
 
 class CatalogueURLNode(Node):
-    def __init__(self, tags_to_add, tags_to_remove, gallery=False):
+    def __init__(self, list_type, tags_to_add, tags_to_remove):
         self.tags_to_add = [Variable(tag) for tag in tags_to_add]
         self.tags_to_remove = [Variable(tag) for tag in tags_to_remove]
         self.tags_to_add = [Variable(tag) for tag in tags_to_add]
         self.tags_to_remove = [Variable(tag) for tag in tags_to_remove]
-        self.gallery = gallery
+        self.list_type_var = Variable(list_type)
 
     def render(self, context):
 
     def render(self, context):
+        list_type = self.list_type_var.resolve(context)
         tags_to_add = []
         tags_to_remove = []
 
         tags_to_add = []
         tags_to_remove = []
 
@@ -298,17 +260,24 @@ class CatalogueURLNode(Node):
                 pass
 
         if len(tag_slugs) > 0:
                 pass
 
         if len(tag_slugs) > 0:
-            if self.gallery:
+            if list_type == 'gallery':
                 return reverse('tagged_object_list_gallery', kwargs={'tags': '/'.join(tag_slugs)})
                 return reverse('tagged_object_list_gallery', kwargs={'tags': '/'.join(tag_slugs)})
+            elif list_type == 'audiobooks':
+                return reverse('tagged_object_list_audiobooks', kwargs={'tags': '/'.join(tag_slugs)})
             else:
                 return reverse('tagged_object_list', kwargs={'tags': '/'.join(tag_slugs)})
         else:
             else:
                 return reverse('tagged_object_list', kwargs={'tags': '/'.join(tag_slugs)})
         else:
-            return reverse('book_list')
+            if list_type == 'gallery':
+                return reverse('gallery')
+            elif list_type == 'audiobooks':
+                return reverse('audiobook_list')
+            else:
+                return reverse('book_list')
 
 
 
 
-@register.inclusion_tag('catalogue/tag_list.html')
-def tag_list(tags, choices=None, category=None, gallery=False):
-    print(tags, choices, category)
+# @register.inclusion_tag('catalogue/tag_list.html')
+def tag_list(tags, choices=None, category=None, list_type='books'):
+    # print(tags, choices, category)
     if choices is None:
         choices = []
 
     if choices is None:
         choices = []
 
@@ -319,25 +288,39 @@ def tag_list(tags, choices=None, category=None, gallery=False):
 
     if len(tags) == 1 and category not in [t.category for t in choices]:
         one_tag = tags[0]
 
     if len(tags) == 1 and category not in [t.category for t in choices]:
         one_tag = tags[0]
+    else:
+        one_tag = None
 
     if category is not None:
         other = Tag.objects.filter(category=category).exclude(pk__in=[t.pk for t in tags])\
             .exclude(pk__in=[t.pk for t in category_choices])
         # Filter out empty tags.
 
     if category is not None:
         other = Tag.objects.filter(category=category).exclude(pk__in=[t.pk for t in tags])\
             .exclude(pk__in=[t.pk for t in category_choices])
         # Filter out empty tags.
-        ct = ContentType.objects.get_for_model(Picture if gallery else Book)
+        ct = ContentType.objects.get_for_model(Picture if list_type == 'gallery' else Book)
         other = other.filter(items__content_type=ct).distinct()
         other = other.filter(items__content_type=ct).distinct()
+        if list_type == 'audiobooks':
+            other = other.filter(id__in=get_audiobook_tags())
+        other = other.only('name', 'slug', 'category')
+    else:
+        other = []
 
 
-    return locals()
+    return {
+        'one_tag': one_tag,
+        'choices': choices,
+        'category_choices': category_choices,
+        'tags': tags,
+        'other': other,
+        'list_type': list_type,
+    }
 
 
 @register.inclusion_tag('catalogue/inline_tag_list.html')
 
 
 @register.inclusion_tag('catalogue/inline_tag_list.html')
-def inline_tag_list(tags, choices=None, category=None, gallery=False):
-    return tag_list(tags, choices, category, gallery)
+def inline_tag_list(tags, choices=None, category=None, list_type='books'):
+    return tag_list(tags, choices, category, list_type)
 
 
 @register.inclusion_tag('catalogue/collection_list.html')
 def collection_list(collections):
 
 
 @register.inclusion_tag('catalogue/collection_list.html')
 def collection_list(collections):
-    return locals()
+    return {'collections': collections}
 
 
 @register.inclusion_tag('catalogue/book_info.html')
 
 
 @register.inclusion_tag('catalogue/book_info.html')
@@ -351,14 +334,17 @@ def book_info(book):
 @register.inclusion_tag('catalogue/work-list.html', takes_context=True)
 def work_list(context, object_list):
     request = context.get('request')
 @register.inclusion_tag('catalogue/work-list.html', takes_context=True)
 def work_list(context, object_list):
     request = context.get('request')
-    return locals()
+    return {'object_list': object_list, 'request': request}
 
 
 @register.inclusion_tag('catalogue/plain_list.html', takes_context=True)
 
 
 @register.inclusion_tag('catalogue/plain_list.html', takes_context=True)
-def plain_list(context, object_list, with_initials=True, by_author=False, choice=None, book=None, gallery=False,
-               paged=True):
+def plain_list(context, object_list, with_initials=True, by_author=False, choice=None, book=None, list_type='books',
+               paged=True, initial_blocks=False):
     names = [('', [])]
     last_initial = None
     names = [('', [])]
     last_initial = None
+    if len(object_list) < settings.CATALOGUE_MIN_INITIALS and not by_author:
+        with_initials = False
+        initial_blocks = False
     for obj in object_list:
         if with_initials:
             if by_author:
     for obj in object_list:
         if with_initials:
             if by_author:
@@ -367,9 +353,18 @@ def plain_list(context, object_list, with_initials=True, by_author=False, choice
                 initial = obj.get_initial().upper()
             if initial != last_initial:
                 last_initial = initial
                 initial = obj.get_initial().upper()
             if initial != last_initial:
                 last_initial = initial
-                names.append((obj.author_str() if by_author else initial, []))
+                names.append((obj.author_unicode() if by_author else initial, []))
         names[-1][1].append(obj)
         names[-1][1].append(obj)
-    return locals()
+    if names[0] == ('', []):
+        del names[0]
+    return {
+        'paged': paged,
+        'names': names,
+        'initial_blocks': initial_blocks,
+        'book': book,
+        'list_type': list_type,
+        'choice': choice,
+    }
 
 
 # TODO: These are no longer just books.
 
 
 # TODO: These are no longer just books.
@@ -409,9 +404,9 @@ def related_books(context, instance, limit=6, random=1, taken=0):
 
 
 @register.simple_tag
 
 
 @register.simple_tag
-def download_audio(book, daisy=True):
+def download_audio(book, daisy=True, mp3=True):
     links = []
     links = []
-    if book.has_media('mp3'):
+    if mp3 and book.has_media('mp3'):
         links.append("<a href='%s'>%s</a>" % (
             reverse('download_zip_mp3', args=[book.slug]), BookMedia.formats['mp3'].name))
     if book.has_media('ogg'):
         links.append("<a href='%s'>%s</a>" % (
             reverse('download_zip_mp3', args=[book.slug]), BookMedia.formats['mp3'].name))
     if book.has_media('ogg'):
@@ -497,3 +492,13 @@ def strip_tag(html, tag_name):
     # docelowo może być warto zainstalować BeautifulSoup do takich rzeczy
     import re
     return re.sub(r"<.?%s\b[^>]*>" % tag_name, "", html)
     # docelowo może być warto zainstalować BeautifulSoup do takich rzeczy
     import re
     return re.sub(r"<.?%s\b[^>]*>" % tag_name, "", html)
+
+
+@register.filter
+def status(book, user):
+    if not book.preview:
+        return 'open'
+    elif user_is_subscribed(user):
+        return 'preview'
+    else:
+        return 'closed'