X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/4e290186955957b103282f78036b344e7e38d279..217b9062ee1d240a4244eed06c9b2b86015db1b3:/apps/catalogue/views.py?ds=inline

diff --git a/apps/catalogue/views.py b/apps/catalogue/views.py
index 102b38ee5..de522e2c9 100644
--- a/apps/catalogue/views.py
+++ b/apps/catalogue/views.py
@@ -4,12 +4,14 @@
 #
 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 +36,7 @@ from catalogue import models
 from catalogue import forms
 from catalogue.utils import split_tags
 from newtagging import views as newtagging_views
+from slughifi import slughifi
 
 
 staff_required = user_passes_test(lambda user: user.is_staff)
@@ -45,34 +48,84 @@ class LazyEncoder(simplejson.JSONEncoder):
             return force_unicode(obj)
         return obj
 
+# shortcut for JSON reponses
+class JSONResponse(HttpResponse):
+    def __init__(self, data={}, callback=None, **kwargs):
+        # get rid of mimetype
+        kwargs.pop('mimetype', None)
+        data = simplejson.dumps(data)
+        if callback:
+            data = callback + "(" + data + ");" 
+        super(JSONResponse, self).__init__(data, mimetype="application/json", **kwargs)
+
 
 def main_page(request):
     if request.user.is_authenticated():
         shelves = models.Tag.objects.filter(category='set', user=request.user)
         new_set_form = forms.NewSetForm()
-    extra_where = "NOT catalogue_tag.category = 'set'"
-    tags = models.Tag.objects.usage_for_model(models.Book, counts=True, extra={'where': [extra_where]})
-    fragment_tags = models.Tag.objects.usage_for_model(models.Fragment, counts=True,
-        extra={'where': ["catalogue_tag.category = 'theme'"] + [extra_where]})
+
+    tags = models.Tag.objects.exclude(category__in=('set', 'book'))
+    for tag in tags:
+        tag.count = tag.get_count()
     categories = split_tags(tags)
+    fragment_tags = categories.get('theme', [])
 
     form = forms.SearchForm()
     return render_to_response('catalogue/main_page.html', locals(),
         context_instance=RequestContext(request))
 
 
-def book_list(request):
-    books = models.Book.objects.all()
+def book_list(request, filter=None, template_name='catalogue/book_list.html'):
+    """ generates a listing of all books, optionally filtered with a test function """
+
     form = forms.SearchForm()
 
-    books_by_first_letter = SortedDict()
-    for book in books:
-        books_by_first_letter.setdefault(book.title[0], []).append(book)
+    books_by_parent = {}
+    books = models.Book.objects.all().order_by('parent_number', 'title').only('title', 'parent', 'slug')
+    if filter:
+        books = books.filter(filter)
+        book_ids = set((book.pk for book in books))
+        for book in books:
+            parent = book.parent_id
+            if parent not in book_ids:
+                parent = None
+            books_by_parent.setdefault(parent, []).append(book)
+    else:
+        for book in books:
+            books_by_parent.setdefault(book.parent_id, []).append(book)
+
+    orphans = []
+    books_by_author = SortedDict()
+    books_nav = SortedDict()
+    for tag in models.Tag.objects.filter(category='author'):
+        books_by_author[tag] = []
+
+    for book in books_by_parent.get(None,()):
+        authors = list(book.tags.filter(category='author'))
+        if authors:
+            for author in authors:
+                books_by_author[author].append(book)
+        else:
+            orphans.append(book)
 
-    return render_to_response('catalogue/book_list.html', locals(),
+    for tag in books_by_author:
+        if books_by_author[tag]:
+            books_nav.setdefault(tag.sort_key[0], []).append(tag)
+
+    return render_to_response(template_name, locals(),
         context_instance=RequestContext(request))
 
 
+def audiobook_list(request):
+    return book_list(request, ~Q(mp3_file='') | ~Q(ogg_file=''),
+                     template_name='catalogue/audiobook_list.html')
+
+
+def daisy_list(request):
+    return book_list(request, ~Q(daisy_file=''),
+                     template_name='catalogue/daisy_list.html')
+
+
 def differentiate_tags(request, tags, ambiguous_slugs):
     beginning = '/'.join(tag.url_chunk for tag in tags)
     unparsed = '/'.join(ambiguous_slugs[1:])
@@ -119,7 +172,7 @@ def tagged_object_list(request, tags=''):
 
         if shelf_tags:
             books = models.Book.tagged.with_all(shelf_tags).order_by()
-            l_tags = [book.book_tag() for book in books]
+            l_tags = models.Tag.objects.filter(category='book', slug__in=[book.book_tag_slug() for book in books])
             fragments = models.Fragment.tagged.with_any(l_tags, fragments)
 
         # newtagging goes crazy if we just try:
@@ -136,10 +189,10 @@ def tagged_object_list(request, tags=''):
             objects = fragments
     else:
         # get relevant books and their tags
-        objects = models.Book.tagged.with_all(tags).order_by()
+        objects = models.Book.tagged.with_all(tags)
         if not shelf_is_set:
             # eliminate descendants
-            l_tags = [book.book_tag() for book in objects]
+            l_tags = models.Tag.objects.filter(category='book', slug__in=[book.book_tag_slug() for book in objects])
             descendants_keys = [book.pk for book in models.Book.tagged.with_any(l_tags)]
             if descendants_keys:
                 objects = objects.exclude(pk__in=descendants_keys)
@@ -203,8 +256,19 @@ def book_detail(request, slug):
     tags = list(book.tags.filter(~Q(category='set')))
     categories = split_tags(tags)
     book_children = book.children.all().order_by('parent_number')
-    extra_where = "catalogue_tag.category = 'theme'"
-    book_themes = models.Tag.objects.related_for_model(book_tag, models.Fragment, counts=True, extra={'where': [extra_where]})
+    
+    _book = book
+    parents = []
+    while _book.parent:
+        parents.append(_book.parent)
+        _book = _book.parent
+    parents = reversed(parents)
+
+    theme_counter = book.theme_counter
+    book_themes = models.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()
 
     form = forms.SearchForm()
@@ -223,6 +287,8 @@ def book_stub_detail(request, slug):
 
 def book_text(request, slug):
     book = get_object_or_404(models.Book, slug=slug)
+    if not book.has_html_file():
+        raise Http404
     book_themes = {}
     for fragment in book.fragments.all():
         for theme in fragment.tags.filter(category='theme'):
@@ -285,7 +351,7 @@ def _sqlite_word_starts_with(name, prefix):
     return Q(**kwargs)
 
 
-if settings.DATABASE_ENGINE == 'sqlite3':
+if settings.DATABASES['default']['ENGINE'] == 'django.db.backends.sqlite3':
     _word_starts_with = _sqlite_word_starts_with
 
 
@@ -299,7 +365,6 @@ def _tags_starting_with(prefix, user=None):
         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)
 
 
@@ -316,9 +381,13 @@ def _get_result_type(match):
         type = 'book'
     else:
         type = match.category
-    return dict(models.TAG_CATEGORIES)[type]
+    return type
 
 
+def books_starting_with(prefix):
+    prefix = prefix.lower()
+    return models.Book.objects.filter(_word_starts_with('title', prefix))
+
 
 def find_best_matches(query, user=None):
     """ Finds a Book, Tag or Bookstub best matching a query.
@@ -374,8 +443,29 @@ def tags_starting_with(request):
     # Prefix must have at least 2 characters
     if len(prefix) < 2:
         return HttpResponse('')
-
-    return HttpResponse('\n'.join(tag.name for tag in _tags_starting_with(prefix, request.user)))
+    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)
+    return HttpResponse(result)
+
+def json_tags_starting_with(request, callback=None):
+    # Callback for JSONP
+    prefix = request.GET.get('q', '')
+    callback = request.GET.get('callback', '')
+    # Prefix must have at least 2 characters
+    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)
 
 # ====================
 # = Shelf management =
@@ -390,13 +480,13 @@ def user_shelves(request):
 
 @cache.never_cache
 def book_sets(request, slug):
+    if not request.user.is_authenticated():
+        return HttpResponse(_('<p>To maintain your shelves you need to be logged in.</p>'))
+
     book = get_object_or_404(models.Book, slug=slug)
     user_sets = models.Tag.objects.filter(category='set', user=request.user)
     book_sets = book.tags.filter(category='set', user=request.user)
 
-    if not request.user.is_authenticated():
-        return HttpResponse(_('<p>To maintain your shelves you need to be logged in.</p>'))
-
     if request.method == 'POST':
         form = forms.ObjectSetsForm(book, request.user, request.POST)
         if form.is_valid():
@@ -404,16 +494,16 @@ def book_sets(request, slug):
             new_shelves = [models.Tag.objects.get(pk=id) for id in form.cleaned_data['set_ids']]
 
             for shelf in [shelf for shelf in old_shelves if shelf not in new_shelves]:
-                shelf.book_count -= 1
+                shelf.book_count = None
                 shelf.save()
 
             for shelf in [shelf for shelf in new_shelves if shelf not in old_shelves]:
-                shelf.book_count += 1
+                shelf.book_count = None
                 shelf.save()
 
             book.tags = new_shelves + list(book.tags.filter(~Q(category='set') | ~Q(user=request.user)))
             if request.is_ajax():
-                return HttpResponse(_('<p>Shelves were sucessfully saved.</p>'))
+                return JSONResponse('{"msg":"'+_("<p>Shelves were sucessfully saved.</p>")+'", "after":"close"}')
             else:
                 return HttpResponseRedirect('/')
     else:
@@ -434,7 +524,7 @@ def remove_from_shelf(request, shelf, book):
     if shelf in book.tags:
         models.Tag.objects.remove_tag(book, shelf)
 
-        shelf.book_count -= 1
+        shelf.book_count = None
         shelf.save()
 
         return HttpResponse(_('Book was successfully removed from the shelf'))
@@ -469,19 +559,21 @@ 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']
+        formats = ['pdf', 'epub', 'odt', 'txt', 'mp3', 'ogg', 'daisy']
 
     # Create a ZIP archive
     temp = tempfile.TemporaryFile()
     archive = zipfile.ZipFile(temp, 'w')
 
+    already = set()
     for book in collect_books(models.Book.tagged.with_all(shelf)):
         if 'pdf' in formats and book.pdf_file:
             filename = book.pdf_file.path
             archive.write(filename, str('%s.pdf' % book.slug))
-        if 'epub' in formats and book.epub_file:
-            filename = book.epub_file.path
-            archive.write(filename, str('%s.epub' % book.slug))
+        if book.root_ancestor not in already and 'epub' in formats and book.root_ancestor.epub_file:
+            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))
@@ -494,10 +586,13 @@ def download_shelf(request, 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')
-    response['Content-Disposition'] = 'attachment; filename=%s.zip' % shelf.sort_key
+    response['Content-Disposition'] = 'attachment; filename=%s.zip' % slughifi(shelf.name)
     response['Content-Length'] = temp.tell()
 
     temp.seek(0)
@@ -512,12 +607,12 @@ 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}
+    formats = {'pdf': False, 'epub': False, 'odt': False, 'txt': False, 'mp3': False, 'ogg': False, 'daisy': False}
 
     for book in collect_books(models.Book.tagged.with_all(shelf)):
         if book.pdf_file:
             formats['pdf'] = True
-        if book.epub_file:
+        if book.root_ancestor.epub_file:
             formats['epub'] = True
         if book.odt_file:
             formats['odt'] = True
@@ -527,6 +622,8 @@ def shelf_book_formats(request, shelf):
             formats['mp3'] = True
         if book.ogg_file:
             formats['ogg'] = True
+        if book.daisy_file:
+            formats['daisy'] = True
 
     return HttpResponse(LazyEncoder().encode(formats))
 
@@ -540,7 +637,7 @@ def new_set(request):
         new_set = new_set_form.save(request.user)
 
         if request.is_ajax():
-            return HttpResponse(_('<p>Shelf <strong>%s</strong> was successfully created</p>') % new_set)
+            return JSONResponse('{"id":"%d", "name":"%s", "msg":"<p>Shelf <strong>%s</strong> was successfully created</p>"}' % (new_set.id, new_set.name, new_set))
         else:
             return HttpResponseRedirect('/')
 
@@ -614,7 +711,6 @@ def import_book(request):
             info = sys.exc_info()
             exception = pprint.pformat(info[1])
             tb = '\n'.join(traceback.format_tb(info[2]))
-            _('Today is %(month)s, %(day)s.') % {'month': m, 'day': d}
             return HttpResponse(_("An error occurred: %(exception)s\n\n%(tb)s") % {'exception':exception, 'tb':tb}, mimetype='text/plain')
         return HttpResponse(_("Book imported successfully"))
     else:
@@ -626,5 +722,47 @@ 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.
+    """
+    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
+
+
+@cache.never_cache
+def epubs(request):
+    """"
+    Create a tar archive with all EPUB files, segregated to directories.
+    """
+
+    temp = tempfile.TemporaryFile()
+    archive = tarfile.TarFile(fileobj=temp, mode='w')
+
+    for book in models.Book.objects.exclude(epub_file=''):
+        archive.add(book.epub_file.path, (u'%s/%s.epub' % (book.get_extra_info_value()['author'], book.slug)).encode('utf-8'))
+    archive.close()
+
+    response = HttpResponse(content_type='application/tar', mimetype='application/x-tar')
+    response['Content-Disposition'] = 'attachment; filename=epubs.tar'
+    response['Content-Length'] = temp.tell()
+
+    temp.seek(0)
+    response.write(temp.read())
+    return response