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[wolnelektury.git] / apps / catalogue / views.py
index 7b8050f..7f1de6d 100644 (file)
@@ -4,12 +4,13 @@
 #
 import tempfile
 import zipfile
+import tarfile
 import sys
 import pprint
 import traceback
 import re
 import itertools
-from operator import itemgetter
+from datetime import datetime
 
 from django.conf import settings
 from django.template import RequestContext
@@ -34,6 +35,8 @@ from catalogue import models
 from catalogue import forms
 from catalogue.utils import split_tags
 from newtagging import views as newtagging_views
+from pdcounter import models as pdcounter_models
+from pdcounter import views as pdcounter_views
 from slughifi import slughifi
 
 
@@ -81,7 +84,7 @@ def book_list(request, filter=None, template_name='catalogue/book_list.html'):
     books_by_parent = {}
     books = models.Book.objects.all().order_by('parent_number', 'title').only('title', 'parent', 'slug')
     if filter:
-        books = books.filter(filter)
+        books = books.filter(filter).distinct()
         book_ids = set((book.pk for book in books))
         for book in books:
             parent = book.parent_id
@@ -115,12 +118,12 @@ def book_list(request, filter=None, template_name='catalogue/book_list.html'):
 
 
 def audiobook_list(request):
-    return book_list(request, ~Q(mp3_file='') | ~Q(ogg_file=''),
+    return book_list(request, Q(medias__type='mp3') | Q(medias__type='ogg'),
                      template_name='catalogue/audiobook_list.html')
 
 
 def daisy_list(request):
-    return book_list(request, ~Q(daisy_file=''),
+    return book_list(request, Q(medias__type='daisy'),
                      template_name='catalogue/daisy_list.html')
 
 
@@ -142,7 +145,11 @@ def tagged_object_list(request, tags=''):
     try:
         tags = models.Tag.get_tag_list(tags)
     except models.Tag.DoesNotExist:
-        raise Http404
+        chunks = tags.split('/')
+        if len(chunks) == 2 and chunks[0] == 'autor':
+            return pdcounter_views.author_detail(request, chunks[1])
+        else:
+            raise Http404
     except models.Tag.MultipleObjectsReturned, e:
         return differentiate_tags(request, e.tags, e.ambiguous_slugs)
 
@@ -160,7 +167,7 @@ def tagged_object_list(request, tags=''):
     only_shelf = shelf_is_set and len(tags) == 1
     only_my_shelf = only_shelf and request.user.is_authenticated() and request.user == tags[0].user
 
-    objects = only_author = pd_counter = None
+    objects = only_author = None
     categories = {}
 
     if theme_is_set:
@@ -213,7 +220,6 @@ def tagged_object_list(request, tags=''):
 
     if not objects:
         only_author = len(tags) == 1 and tags[0].category == 'author'
-        pd_counter = only_author and tags[0].goes_to_pd()
         objects = models.Book.objects.none()
 
     return object_list(
@@ -224,7 +230,6 @@ def tagged_object_list(request, tags=''):
             'categories': categories,
             'only_shelf': only_shelf,
             'only_author': only_author,
-            'pd_counter': pd_counter,
             'only_my_shelf': only_my_shelf,
             'formats_form': forms.DownloadFormatsForm(),
 
@@ -248,12 +253,12 @@ def book_detail(request, slug):
     try:
         book = models.Book.objects.get(slug=slug)
     except models.Book.DoesNotExist:
-        return book_stub_detail(request, slug)
+        return pdcounter_views.book_stub_detail(request, slug)
 
     book_tag = book.book_tag()
     tags = list(book.tags.filter(~Q(category='set')))
     categories = split_tags(tags)
-    book_children = book.children.all().order_by('parent_number')
+    book_children = book.children.all().order_by('parent_number', 'title')
     
     _book = book
     parents = []
@@ -274,15 +279,6 @@ def book_detail(request, slug):
         context_instance=RequestContext(request))
 
 
-def book_stub_detail(request, slug):
-    book = get_object_or_404(models.BookStub, slug=slug)
-    pd_counter = book.pd
-    form = forms.SearchForm()
-
-    return render_to_response('catalogue/book_stub_detail.html', locals(),
-        context_instance=RequestContext(request))
-
-
 def book_text(request, slug):
     book = get_object_or_404(models.Book, slug=slug)
     if not book.has_html_file():
@@ -338,44 +334,72 @@ def _word_starts_with(name, prefix):
     return Q(**kwargs)
 
 
+def _word_starts_with_regexp(prefix):
+    prefix = _no_diacritics_regexp(unicode_re_escape(prefix))
+    return ur"(^|(?<=[^\wąćęłńóśźżĄĆĘŁŃÓŚŹŻ]))%s" % prefix
+
+
 def _sqlite_word_starts_with(name, prefix):
     """ version of _word_starts_with for SQLite
 
     SQLite in Django uses Python re module
     """
     kwargs = {}
-    prefix = _no_diacritics_regexp(unicode_re_escape(prefix))
-    kwargs['%s__iregex' % name] = ur"(^|(?<=[^\wąćęłńóśźżĄĆĘŁŃÓŚŹŻ]))%s" % prefix
+    kwargs['%s__iregex' % name] = _word_starts_with_regexp(prefix)
     return Q(**kwargs)
 
 
-if settings.DATABASES['default']['ENGINE'] == 'django.db.backends.sqlite3':
+if hasattr(settings, 'DATABASES'):
+    if settings.DATABASES['default']['ENGINE'] == 'django.db.backends.sqlite3':
+        _word_starts_with = _sqlite_word_starts_with
+elif settings.DATABASE_ENGINE == 'sqlite3':
     _word_starts_with = _sqlite_word_starts_with
 
 
+class App():
+    def __init__(self, name, view):
+        self.name = name
+        self._view = view
+        self.lower = name.lower()
+        self.category = 'application'
+    def view(self):
+        return reverse(*self._view)
+
+_apps = (
+    App(u'Leśmianator', (u'lesmianator', )),
+    )
+
+
 def _tags_starting_with(prefix, user=None):
     prefix = prefix.lower()
-    book_stubs = models.BookStub.objects.filter(_word_starts_with('title', prefix))
+    # PD counter
+    book_stubs = pdcounter_models.BookStub.objects.filter(_word_starts_with('title', prefix))
+    authors = pdcounter_models.Author.objects.filter(_word_starts_with('name', prefix))
+
     books = models.Book.objects.filter(_word_starts_with('title', prefix))
-    book_stubs = filter(lambda x: x not in books, book_stubs)
     tags = models.Tag.objects.filter(_word_starts_with('name', prefix))
     if user and user.is_authenticated():
         tags = tags.filter(~Q(category='book') & (~Q(category='set') | Q(user=user)))
     else:
         tags = tags.filter(~Q(category='book') & ~Q(category='set'))
-    return list(books) + list(tags) + list(book_stubs)
+
+    prefix_regexp = re.compile(_word_starts_with_regexp(prefix))
+    return list(books) + list(tags) + [app for app in _apps if prefix_regexp.search(app.lower)] + list(book_stubs) + list(authors)
 
 
 def _get_result_link(match, tag_list):
-    if isinstance(match, models.Book) or isinstance(match, models.BookStub):
-        return match.get_absolute_url()
-    else:
+    if isinstance(match, models.Tag):
         return reverse('catalogue.views.tagged_object_list',
             kwargs={'tags': '/'.join(tag.url_chunk for tag in tag_list + [match])}
         )
+    elif isinstance(match, App):
+        return match.view()
+    else:
+        return match.get_absolute_url()
+
 
 def _get_result_type(match):
-    if isinstance(match, models.Book) or isinstance(match, models.BookStub):
+    if isinstance(match, models.Book) or isinstance(match, pdcounter_models.BookStub):
         type = 'book'
     else:
         type = match.category
@@ -388,7 +412,7 @@ def books_starting_with(prefix):
 
 
 def find_best_matches(query, user=None):
-    """ Finds a Book, Tag or Bookstub best matching a query.
+    """ Finds a Book, Tag, BookStub or Author best matching a query.
 
     Returns a with:
       - zero elements when nothing is found,
@@ -403,11 +427,21 @@ def find_best_matches(query, user=None):
         raise ValueError("query must have at least two characters")
 
     result = tuple(_tags_starting_with(query, user))
+    # remove pdcounter stuff
+    book_titles = set(match.pretty_title().lower() for match in result
+                      if isinstance(match, models.Book))
+    authors = set(match.name.lower() for match in result
+                  if isinstance(match, models.Tag) and match.category=='author')
+    result = tuple(res for res in result if not (
+                 (isinstance(res, pdcounter_models.BookStub) and res.pretty_title().lower() in book_titles)
+                 or (isinstance(res, pdcounter_models.Author) and res.name.lower() in authors)
+             ))
+
     exact_matches = tuple(res for res in result if res.name.lower() == query)
     if exact_matches:
         return exact_matches
     else:
-        return result[:1]
+        return tuple(result)[:1]
 
 
 def search(request):
@@ -457,13 +491,14 @@ def json_tags_starting_with(request, callback=None):
     if len(prefix) < 2:
         return HttpResponse('')
     tags_list = []
-    result = ""   
     for tag in _tags_starting_with(prefix, request.user):
         if not tag.name in tags_list:
-            result += "\n" + tag.name
             tags_list.append(tag.name)
-    dict_result = {"matches": tags_list}
-    return JSONResponse(dict_result, callback)
+    if request.GET.get('mozhint', ''):
+        result = [prefix, tags_list]
+    else:
+        result = {"matches": tags_list}
+    return JSONResponse(result, callback)
 
 # ====================
 # = Shelf management =
@@ -557,7 +592,7 @@ def download_shelf(request, slug):
     if form.is_valid():
         formats = form.cleaned_data['formats']
     if len(formats) == 0:
-        formats = ['pdf', 'epub', 'odt', 'txt', 'mp3', 'ogg', 'daisy']
+        formats = ['pdf', 'epub', 'odt', 'txt']
 
     # Create a ZIP archive
     temp = tempfile.TemporaryFile()
@@ -572,21 +607,13 @@ def download_shelf(request, slug):
             filename = book.root_ancestor.epub_file.path
             archive.write(filename, str('%s.epub' % book.root_ancestor.slug))
             already.add(book.root_ancestor)
-        if 'odt' in formats and book.odt_file:
-            filename = book.odt_file.path
-            archive.write(filename, str('%s.odt' % book.slug))
+        if 'odt' in formats and book.has_media("odt"):
+            for file in book.get_media("odt"):
+                filename = file.file.path
+                archive.write(filename, str('%s.odt' % slughifi(file.name)))
         if 'txt' in formats and book.txt_file:
             filename = book.txt_file.path
             archive.write(filename, str('%s.txt' % book.slug))
-        if 'mp3' in formats and book.mp3_file:
-            filename = book.mp3_file.path
-            archive.write(filename, str('%s.mp3' % book.slug))
-        if 'ogg' in formats and book.ogg_file:
-            filename = book.ogg_file.path
-            archive.write(filename, str('%s.ogg' % book.slug))
-        if 'daisy' in formats and book.daisy_file:
-            filename = book.daisy_file.path
-            archive.write(filename, str('%s.daisy.zip' % book.slug))
     archive.close()
 
     response = HttpResponse(content_type='application/zip', mimetype='application/x-zip-compressed')
@@ -605,23 +632,18 @@ def shelf_book_formats(request, shelf):
     """
     shelf = get_object_or_404(models.Tag, slug=shelf, category='set')
 
-    formats = {'pdf': False, 'epub': False, 'odt': False, 'txt': False, 'mp3': False, 'ogg': False, 'daisy': False}
+    formats = {'pdf': False, 'epub': False, 'odt': False, 'txt': False}
 
     for book in collect_books(models.Book.tagged.with_all(shelf)):
         if book.pdf_file:
             formats['pdf'] = True
         if book.root_ancestor.epub_file:
             formats['epub'] = True
-        if book.odt_file:
-            formats['odt'] = True
         if book.txt_file:
             formats['txt'] = True
-        if book.mp3_file:
-            formats['mp3'] = True
-        if book.ogg_file:
-            formats['ogg'] = True
-        if book.daisy_file:
-            formats['daisy'] = True
+        for format in ('odt',):
+            if book.has_media(format):
+                formats[format] = True
 
     return HttpResponse(LazyEncoder().encode(formats))
 
@@ -720,5 +742,26 @@ def clock(request):
     """ Provides server time for jquery.countdown,
     in a format suitable for Date.parse()
     """
-    from datetime import datetime
     return HttpResponse(datetime.now().strftime('%Y/%m/%d %H:%M:%S'))
+
+
+@cache.never_cache
+def xmls(request):
+    """"
+    Create a zip archive with all XML files.
+    This should be removed when we have real API.
+    """
+    temp = tempfile.TemporaryFile()
+    archive = zipfile.ZipFile(temp, 'w')
+
+    for book in models.Book.objects.all():
+        archive.write(book.xml_file.path, str('%s.xml' % book.slug))
+    archive.close()
+
+    response = HttpResponse(content_type='application/zip', mimetype='application/x-zip-compressed')
+    response['Content-Disposition'] = 'attachment; filename=xmls.zip'
+    response['Content-Length'] = temp.tell()
+
+    temp.seek(0)
+    response.write(temp.read())
+    return response