Merge branch 'master' into rwd
[wolnelektury.git] / apps / catalogue / templatetags / catalogue_tags.py
index e2aac35..e80a5ff 100644 (file)
@@ -4,7 +4,9 @@
 #
 import datetime
 import feedparser
+from random import randint
 
+from django.conf import settings
 from django import template
 from django.template import Node, Variable, Template, Context
 from django.core.cache import cache
@@ -12,9 +14,9 @@ from django.core.urlresolvers import reverse
 from django.contrib.auth.forms import UserCreationForm, AuthenticationForm
 from django.utils.translation import ugettext as _
 
-from catalogue import forms
-from catalogue.utils import split_tags
-from catalogue.models import Book, Fragment, Tag
+from catalogue.utils import split_tags, related_tag_name as _related_tag_name
+from catalogue.models import Book, BookMedia, Fragment, Tag
+from catalogue.constants import LICENSES, LANGUAGES_3TO2
 
 register = template.Library()
 
@@ -55,7 +57,6 @@ def html_title_from_tags(tags):
         template.render(Context({'tag': tag, 'category': _(tag.category)})) for tag in tags))
     
 
-
 def simple_title(tags):
     title = []
     for tag in tags:
@@ -148,6 +149,17 @@ 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("""
@@ -158,13 +170,36 @@ def book_tree_texml(book_list, books_by_parent, depth=1):
             %(children)s
             """ % {
                 "depth": depth,
-                "title": book.title, 
+                "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 book_tree_csv(author, book_list, books_by_parent, depth=1, max_depth=3, delimeter="\t"):
+    def quote_if_necessary(s):
+        try:
+            s.index(delimeter)
+            s.replace('"', '\\"')
+            return '"%s"' % s
+        except ValueError:
+            return s
+        
+    return "".join("""%(author)s%(d)s%(preindent)s%(title)s%(d)s%(postindent)s%(audiences)s%(d)s%(audiobook)s
+%(children)s""" % {
+                "d": delimeter,
+                "preindent": delimeter * (depth - 1),
+                "postindent": delimeter * (max_depth - depth), 
+                "depth": depth,
+                "author": quote_if_necessary(author.name),
+                "title": quote_if_necessary(book.title),
+                "audiences": ", ".join(book.audiences_pl()),
+                "audiobook": "audiobook" if book.has_media('mp3') else "",
+                "children": book_tree_csv(author, 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 = []
@@ -195,7 +230,6 @@ def authentication_form():
 @register.tag
 def catalogue_url(parser, token):
     bits = token.split_contents()
-    tag_name = bits[0]
 
     tags_to_add = []
     tags_to_remove = []
@@ -277,6 +311,11 @@ def inline_tag_list(tags, choices=None):
     return tag_list(tags, choices)
 
 
+@register.inclusion_tag('catalogue/collection_list.html')
+def collection_list(collections):
+    return locals()
+
+
 @register.inclusion_tag('catalogue/book_info.html')
 def book_info(book):
     return locals()
@@ -284,22 +323,19 @@ def book_info(book):
 
 @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()
+    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]),
+        '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(),
+        'extra_info': extra_info,
         'hide_about': hide_about,
         'themes': book_themes,
-        'custom_pdf_form': forms.CustomPDFForm(),
         'request': context.get('request'),
+        'show_lang': book.language_code() != settings.LANGUAGE_CODE,
     }
 
 
@@ -310,22 +346,28 @@ def book_short(context, book):
         'main_link': book.get_absolute_url(),
         'related': book.related_info(),
         'request': context.get('request'),
+        'show_lang': book.language_code() != settings.LANGUAGE_CODE,
     }
 
 
 @register.inclusion_tag('catalogue/book_mini_box.html')
-def book_mini(book):
+def book_mini(book, with_link=True):
+    author_str = ", ".join(related_tag_name(tag)
+        for tag in book.related_info()['tags'].get('author', ()))
     return {
         'book': book,
-        'related': book.related_info(),
+        'author_str': author_str,
+        'with_link': with_link,
+        'show_lang': book.language_code() != settings.LANGUAGE_CODE,
     }
 
 
 @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__
+    for obj in object_list:
+        obj.object_type = type(object_list[0]).__name__
+
     return locals()
 
 
@@ -359,9 +401,14 @@ def related_books(book, limit=6, random=1):
                     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])
+        random_books = Book.objects.exclude(
+                        pk__in=[b.pk for b in related] + [book.pk])
+        if random == 1:
+            count = random_books.count()
+            if count:
+                related.append(random_books[randint(0, count - 1)])
+        else:
+            related += list(random_books.order_by('?')[:random])
     return {
         'books': related,
     }
@@ -369,15 +416,66 @@ def related_books(book, limit=6, random=1):
 
 @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)
-    
+    return {'categories': [
+                ('author', _('Authors'), 'autorzy'),
+                ('genre', _('Genres'), 'gatunki'),
+                ('kind', _('Kinds'), 'rodzaje'),
+                ('epoch', _('Epochs'), 'epoki'),
+                ('theme', _('Themes'), 'autorzy'),
+        ]}
 
 
 @register.simple_tag
 def tag_url(category, slug):
-    return reverse('catalogue.views.tagged_object_list', args=[
-        '/'.join((Tag.categories_dict[category], slug))
-    ])
+    return Tag.create_url(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,
+    }
+
+
+@register.inclusion_tag("catalogue/snippets/license_icon.html")
+def license_icon(license_url):
+    """Creates a license icon, if the license_url is known."""
+    known = LICENSES.get(license_url)
+    if known is None:
+        return {}
+    return {
+        "license_url": license_url,
+        "icon": "img/licenses/%s.png" % known['icon'],
+        "license_description": known['description'],
+    }
+
+
+@register.simple_tag
+def related_tag_name(tag, lang=None):
+    return _related_tag_name(tag, lang)
+
+
+@register.simple_tag
+def class_name(obj):
+    return obj.__class__.__name__
+