make custom pdf optional
[wolnelektury.git] / apps / catalogue / templatetags / catalogue_tags.py
index 0ba4476..4f84dad 100644 (file)
@@ -2,20 +2,19 @@
 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 #
-import feedparser
 import datetime
+import feedparser
 
+from django.conf import settings
 from django import template
-from django.template import Node, Variable
-from django.utils.encoding import smart_str
+from django.template import Node, Variable, Template, Context
+from django.core.cache import cache
 from django.core.urlresolvers import reverse
 from django.contrib.auth.forms import UserCreationForm, AuthenticationForm
-from django.db.models import Q
-from django.conf import settings
 from django.utils.translation import ugettext as _
 
-from catalogue.forms import SearchForm
-
+from catalogue.utils import split_tags
+from catalogue.models import Book, BookMedia, Fragment, Tag
 
 register = template.Library()
 
@@ -47,6 +46,15 @@ def capfirst(text):
         return ''
 
 
+@register.simple_tag
+def html_title_from_tags(tags):
+    if len(tags) < 2:
+        return title_from_tags(tags)
+    template = Template("{{ category }}: <a href='{{ tag.get_absolute_url }}'>{{ tag.name }}</a>")
+    return capfirst(",<br/>".join(
+        template.render(Context({'tag': tag, 'category': _(tag.category)})) for tag in tags))
+    
+
 
 def simple_title(tags):
     title = []
@@ -140,6 +148,17 @@ def book_tree(book_list, books_by_parent):
     else:
         return ''
 
+@register.simple_tag
+def audiobook_tree(book_list, books_by_parent):
+    text = "".join("<li><a class='open-player' href='%s'>%s</a>%s</li>" % (
+        reverse("book_player", args=[book.slug]), book.title, audiobook_tree(books_by_parent.get(book, ()), books_by_parent)
+        ) for book in book_list)
+
+    if text:
+        return "<ol>%s</ol>" % text
+    else:
+        return ''
+
 @register.simple_tag
 def book_tree_texml(book_list, books_by_parent, depth=1):
     return "".join("""
@@ -187,7 +206,6 @@ def authentication_form():
 @register.tag
 def catalogue_url(parser, token):
     bits = token.split_contents()
-    tag_name = bits[0]
 
     tags_to_add = []
     tags_to_remove = []
@@ -259,11 +277,140 @@ def latest_blog_posts(feed_url, posts_to_show=5):
 def tag_list(tags, choices=None):
     if choices is None:
         choices = []
-    if len(tags) == 1:
+    if len(tags) == 1 and tags[0].category not in [t.category for t in choices]:
         one_tag = tags[0]
     return locals()
 
 
+@register.inclusion_tag('catalogue/inline_tag_list.html')
+def inline_tag_list(tags, choices=None):
+    return tag_list(tags, choices)
+
+
 @register.inclusion_tag('catalogue/book_info.html')
 def book_info(book):
     return locals()
+
+
+@register.inclusion_tag('catalogue/book_wide.html', takes_context=True)
+def book_wide(context, book):
+    book_themes = book.related_themes()
+    extra_info = book.extra_info
+    hide_about = extra_info.get('about', '').startswith('http://wiki.wolnepodreczniki.pl')
+
+    return {
+        'book': book,
+        'main_link': reverse('book_text', args=[book.slug]) if book.html_file else None,
+        'related': book.related_info(),
+        'extra_info': extra_info,
+        'hide_about': hide_about,
+        'themes': book_themes,
+        'request': context.get('request'),
+    }
+
+
+@register.inclusion_tag('catalogue/book_short.html', takes_context=True)
+def book_short(context, book):
+    return {
+        'book': book,
+        'main_link': book.get_absolute_url(),
+        'related': book.related_info(),
+        'request': context.get('request'),
+    }
+
+
+@register.inclusion_tag('catalogue/book_mini_box.html')
+def book_mini(book):
+    return {
+        'book': book,
+        'related': book.related_info(),
+    }
+
+
+@register.inclusion_tag('catalogue/work-list.html', takes_context=True)
+def work_list(context, object_list):
+    request = context.get('request')
+    if object_list:
+        object_type = type(object_list[0]).__name__
+    return locals()
+
+
+@register.inclusion_tag('catalogue/fragment_promo.html')
+def fragment_promo(arg=None):
+    if arg is None:
+        fragments = Fragment.objects.all().order_by('?')
+        fragment = fragments[0] if fragments.exists() else None
+    elif isinstance(arg, Book):
+        fragment = arg.choose_fragment()
+    else:
+        fragments = Fragment.tagged.with_all(arg).order_by('?')
+        fragment = fragments[0] if fragments.exists() else None
+
+    return {
+        'fragment': fragment,
+    }
+
+
+@register.inclusion_tag('catalogue/related_books.html')
+def related_books(book, limit=6, random=1):
+    cache_key = "catalogue.related_books.%d.%d" % (book.id, limit - random)
+    related = cache.get(cache_key)
+    if related is None:
+        related = list(Book.objects.filter(
+            common_slug=book.common_slug).exclude(pk=book.pk)[:limit])
+        limit -= len(related)
+        if limit > random:
+            related += Book.tagged.related_to(book,
+                    Book.objects.exclude(common_slug=book.common_slug),
+                    ignore_by_tag=book.book_tag())[:limit-random]
+        cache.set(cache_key, related, 1800)
+    if random:
+        related += list(Book.objects.exclude(
+                        pk__in=[b.pk for b in related] + [book.pk]
+                    ).order_by('?')[:random])
+    return {
+        'books': related,
+    }
+
+
+@register.inclusion_tag('catalogue/menu.html')
+def catalogue_menu():
+    tags = Tag.objects.filter(
+            category__in=('author', 'epoch', 'genre', 'kind', 'theme')
+        ).exclude(book_count=0)
+    return split_tags(tags)
+    
+
+
+@register.simple_tag
+def tag_url(category, slug):
+    return reverse('catalogue.views.tagged_object_list', args=[
+        '/'.join((Tag.categories_dict[category], slug))
+    ])
+
+
+@register.simple_tag
+def download_audio(book, daisy=True):
+    related = book.related_info()
+    links = []
+    if related['media'].get('mp3'):
+        links.append("<a href='%s'>%s</a>" %
+            (reverse('download_zip_mp3', args=[book.slug]),
+                BookMedia.formats['mp3'].name))
+    if related['media'].get('ogg'):
+        links.append("<a href='%s'>%s</a>" %
+            (reverse('download_zip_ogg', args=[book.slug]),
+                BookMedia.formats['ogg'].name))
+    if daisy and related['media'].get('daisy'):
+        for dsy in book.get_media('daisy'):
+            links.append("<a href='%s'>%s</a>" %
+                (dsy.file.url, BookMedia.formats['daisy'].name))
+    return ", ".join(links)
+
+
+@register.inclusion_tag("catalogue/snippets/custom_pdf_link_li.html")
+def custom_pdf_link_li(book):
+    return {
+        'book': book,
+        'NO_CUSTOM_PDF': settings.NO_CUSTOM_PDF,
+    }