add contrib locale to make-locale-pack, various bugfixes
[wolnelektury.git] / apps / catalogue / templatetags / catalogue_tags.py
index c1d318a..61b3846 100644 (file)
@@ -2,17 +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 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 import forms
+from catalogue.utils import split_tags
+from catalogue.models import Book, Fragment, Tag
 
 register = template.Library()
 
@@ -43,47 +45,31 @@ def capfirst(text):
     except IndexError:
         return ''
 
+@register.filter
+def build_absolute_uri(uri, request):
+    return request.build_absolute_uri(uri)
 
 
-def simple_title(tags):
-    mapping = {
-        'author': u'Autor',
-        'theme': u'motyw',
-        'epoch': u'epoka',
-        'genre': u'gatunek',
-        'kind': u'rodzaj',
-        'set': u'półka',
-    }
+@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 = []
     for tag in tags:
-        title.append("%s: %s" % (mapping[tag.category], tag.name))
+        title.append("%s: %s" % (_(tag.category), tag.name))
     return capfirst(', '.join(title))
 
 
-def book_stub_title(book):
-    return ', '.join((book.author, book.title))
-
-
 @register.simple_tag
 def book_title(book, html_links=False):
-    try:
-        names = list(book.tags.filter(category='author'))
-    except AttributeError:
-        return book_stub_title(book)
-
-    books = []
-    while book:
-        books.append(book)
-        book = book.parent
-    names.extend(reversed(books))
-
-    if html_links:
-        names = ['<a href="%s">%s</a>' % (tag.get_absolute_url(), tag.name) for tag in names]
-    else:
-        names = [tag.name for tag in names]
-
-    return ', '.join(names)
+    return book.pretty_title(html_links)
 
 
 @register.simple_tag
@@ -166,6 +152,50 @@ 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("""
+            <cmd name='hspace'><parm>%(depth)dem</parm></cmd>%(title)s
+            <spec cat='align' /><cmd name="note"><parm>%(audiences)s</parm></cmd>
+            <spec cat='align' /><cmd name="note"><parm>%(audiobook)s</parm></cmd>
+            <ctrl ch='\\' />
+            %(children)s
+            """ % {
+                "depth": depth,
+                "title": book.title, 
+                "audiences": ", ".join(book.audiences_pl()),
+                "audiobook": "audiobook" if book.has_media('mp3') else "",
+                "children": book_tree_texml(books_by_parent.get(book.id, ()), books_by_parent, depth + 1)
+            } for book in book_list)
+
+
+@register.simple_tag
+def all_editors(extra_info):
+    editors = []
+    if 'editors' in extra_info:
+        editors += extra_info['editors']
+    if 'technical_editors' in extra_info:
+        editors += extra_info['technical_editors']
+    # support for extra_info-s from librarian<1.2
+    if 'editor' in extra_info:
+        editors.append(extra_info['editor'])
+    if 'technical_editor' in extra_info:
+        editors.append(extra_info['technical_editor'])
+    return ', '.join(
+                     ' '.join(p.strip() for p in person.rsplit(',', 1)[::-1])
+                     for person in sorted(set(editors)))
+
 
 @register.simple_tag
 def user_creation_form():
@@ -177,19 +207,6 @@ def authentication_form():
     return LoginForm(prefix='login').as_ul()
 
 
-@register.inclusion_tag('catalogue/breadcrumbs.html')
-def breadcrumbs(tags, search_form=True):
-    from catalogue.forms import SearchForm
-    context = {'tag_list': tags}
-    try:
-        max_tag_list = settings.MAX_TAG_LIST
-    except AttributeError:
-        max_tag_list = -1
-    if search_form and (max_tag_list == -1 or len(tags) < max_tag_list):
-        context['search_form'] = SearchForm(tags=tags)
-    return context
-
-
 @register.tag
 def catalogue_url(parser, token):
     bits = token.split_contents()
@@ -265,24 +282,117 @@ 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/folded_tag_list.html')
-def folded_tag_list(tags, choices=None):
-    tags = [tag for tag in tags if tag.count]
-    if choices is None:
-        choices = []
-    some_tags_hidden = False
-    tag_count = len(tags)
+@register.inclusion_tag('catalogue/inline_tag_list.html')
+def inline_tag_list(tags, choices=None):
+    return tag_list(tags, choices)
 
-    if tag_count == 1:
-        one_tag = tags[0]
-    else:
-        shown_tags = [tag for tag in tags if tag.main_page]
-        if tag_count > len(shown_tags):
-            some_tags_hidden = True
+
+@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):
+    theme_counter = book.theme_counter
+    book_themes = Tag.objects.filter(pk__in=theme_counter.keys())
+    for tag in book_themes:
+        tag.count = theme_counter[tag.pk]
+    extra_info = book.get_extra_info_value()
+    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': book.get_extra_info_value(),
+        'hide_about': hide_about,
+        'themes': book_themes,
+        'custom_pdf_form': forms.CustomPDFForm(),
+        '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))
+    ])