# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
#
from django.conf import settings
+from django.http.response import HttpResponseRedirect
from django.shortcuts import render_to_response
from django.template import RequestContext
from django.views.decorators import cache
from django.http import HttpResponse, JsonResponse
-from django.utils.translation import ugettext as _
-from catalogue.utils import split_tags
-from catalogue.models import Book
-from pdcounter.models import Author as PDCounterAuthor, BookStub as PDCounterBook
-from search.index import Search, SearchResult
+from catalogue.models import Book, Tag
+from pdcounter.models import Author
+from picture.models import Picture
+from search.index import Search, SearchResult, PictureResult
from suggest.forms import PublishingSuggestForm
import re
import json
+from wolnelektury.utils import re_escape
+
def match_word_re(word):
if 'sqlite' in settings.DATABASES['default']['ENGINE']:
return "[[:<:]]%s[[:>:]]" % word
-query_syntax_chars = re.compile(r"[\\/*:(){}]")
+query_syntax_chars = re.compile(r"[\\/*:(){}?.]")
def remove_query_syntax_chars(query, replace=' '):
- return query_syntax_chars.sub(' ', query)
+ return query_syntax_chars.sub(replace, query)
def did_you_mean(query, tokens):
if len(prefix) < 2:
return JsonResponse([], safe=False)
- prefix = remove_query_syntax_chars(prefix)
-
- search = Search()
- # tagi beda ograniczac tutaj
- # ale tagi moga byc na ksiazce i na fragmentach
- # jezeli tagi dot tylko ksiazki, to wazne zeby te nowe byly w tej samej ksiazce
- # jesli zas dotycza themes, to wazne, zeby byly w tym samym fragmencie.
-
- def is_dupe(tag):
- if isinstance(tag, PDCounterAuthor):
- if filter(lambda t: t.slug == tag.slug and t != tag, tags):
- return True
- elif isinstance(tag, PDCounterBook):
- if filter(lambda b: b.slug == tag.slug, tags):
- return True
- return False
-
- def category_name(c):
- if c.startswith('pd_'):
- c = c[len('pd_'):]
- return _(c)
+ prefix = re_escape(' '.join(remove_query_syntax_chars(prefix).split()))
try:
limit = int(request.GET.get('max', ''))
except ValueError:
- limit = -1
+ limit = 20
else:
if limit < 1:
- limit = -1
-
- data = []
-
- tags = search.hint_tags(prefix, pdcounter=True)
- tags = filter(lambda t: not is_dupe(t), tags)
- for t in tags:
- if not limit:
- break
- limit -= 1
- data.append({
- 'label': t.name,
- 'category': category_name(t.category),
- 'id': t.id,
- 'url': t.get_absolute_url()
- })
- if limit:
- books = search.hint_books(prefix)
- for b in books:
- if not limit:
- break
- limit -= 1
- data.append({
- 'label': '<cite>%s</cite>, %s' % (b.title, b.author_unicode()),
- 'category': _('book'),
+ limit = 20
+
+ authors = Tag.objects.filter(
+ category='author', name_pl__iregex='\m' + prefix).only('name', 'id', 'slug', 'category')
+ data = [
+ {
+ 'label': author.name,
+ 'id': author.id,
+ 'url': author.get_absolute_url(),
+ }
+ for author in authors[:limit]
+ ]
+ if len(data) < limit:
+ data += [
+ {
+ 'label': b.title,
+ 'author': b.author_unicode(),
'id': b.id,
'url': b.get_absolute_url()
- })
-
+ }
+ for b in Book.objects.filter(title__iregex='\m' + prefix)[:limit-len(data)]
+ ]
callback = request.GET.get('callback', None)
if callback:
return HttpResponse("%s(%s);" % (callback, json.dumps(data)),
@cache.never_cache
def main(request):
query = request.GET.get('q', '')
- query = ' '.join(query.split())
- # filter out private use characters
- import unicodedata
- query = ''.join(ch for ch in query if unicodedata.category(ch) != 'Co')
-
if len(query) < 2:
return render_to_response(
'catalogue/search_too_short.html', {'prefix': query},
return render_to_response(
'catalogue/search_too_long.html', {'prefix': query}, context_instance=RequestContext(request))
- query = remove_query_syntax_chars(query)
+ query = prepare_query(query)
+ pd_authors = search_pd_authors(query)
+ books = search_books(query)
+ pictures = search_pictures(query)
+ suggestion = u''
- words = query.split()
- if len(words) > 10:
- query = ' '.join(words[:10])
+ if not (books or pictures or pd_authors):
+ form = PublishingSuggestForm(initial={"books": query + ", "})
+ return render_to_response(
+ 'catalogue/search_no_hits.html',
+ {
+ 'form': form,
+ 'did_you_mean': suggestion
+ },
+ context_instance=RequestContext(request))
- search = Search()
+ if not (books or pictures) and len(pd_authors) == 1:
+ return HttpResponseRedirect(pd_authors[0].get_absolute_url())
- tags = search.hint_tags(query, pdcounter=True, prefix=False)
- tags = split_tags(tags)
+ return render_to_response(
+ 'catalogue/search_multiple_hits.html',
+ {
+ 'pd_authors': pd_authors,
+ 'books': books,
+ 'pictures': pictures,
+ 'did_you_mean': suggestion
+ },
+ context_instance=RequestContext(request))
- results_parts = []
+def search_books(query):
+ search = Search()
+ results_parts = []
search_fields = []
+ words = query.split()
fieldsets = (
(['authors'], True),
(['title'], True),
(['metadata'], True),
(['text', 'themes_pl'], False),
)
- for fieldset, is_book in fieldsets:
- search_fields += fieldset
- results_parts.append(search.search_words(words, search_fields, book=is_book))
-
+ for fields, is_book in fieldsets:
+ search_fields += fields
+ results_parts.append(search.search_words(words, search_fields, required=fields, book=is_book))
results = []
ids_results = {}
for results_part in results_parts:
else:
results.append(result)
ids_results[book_id] = result
-
+ descendant_ids = set(
+ Book.objects.filter(id__in=ids_results, ancestor__in=ids_results).values_list('id', flat=True))
+ results = [result for result in results if result.book_id not in descendant_ids]
for result in results:
search.get_snippets(result, query, num=3)
- suggestion = u''
-
def ensure_exists(r):
try:
return r.book
return False
results = filter(ensure_exists, results)
+ return results
- if not results:
- form = PublishingSuggestForm(initial={"books": query + ", "})
- return render_to_response(
- 'catalogue/search_no_hits.html',
- {
- 'tags': tags,
- 'prefix': query,
- 'form': form,
- 'did_you_mean': suggestion
- },
- context_instance=RequestContext(request))
- return render_to_response(
- 'catalogue/search_multiple_hits.html',
- {
- 'tags': tags['author'] + tags['kind'] + tags['genre'] + tags['epoch'] + tags['theme'],
- 'prefix': query,
- 'results': results,
- 'did_you_mean': suggestion
- },
- context_instance=RequestContext(request))
+def search_pictures(query):
+ search = Search()
+ results_parts = []
+ search_fields = []
+ words = query.split()
+ fieldsets = (
+ (['authors'], True),
+ (['title'], True),
+ (['metadata'], True),
+ (['themes_pl'], False),
+ )
+ for fields, is_book in fieldsets:
+ search_fields += fields
+ results_parts.append(search.search_words(words, search_fields, required=fields, book=is_book, picture=True))
+ results = []
+ ids_results = {}
+ for results_part in results_parts:
+ for result in sorted(PictureResult.aggregate(results_part), reverse=True):
+ picture_id = result.picture_id
+ if picture_id in ids_results:
+ ids_results[picture_id].merge(result)
+ else:
+ results.append(result)
+ ids_results[picture_id] = result
+
+ def ensure_exists(r):
+ try:
+ return r.picture
+ except Picture.DoesNotExist:
+ return False
+
+ results = filter(ensure_exists, results)
+ return results
+
+
+def search_pd_authors(query):
+ pd_authors = Author.objects.filter(name__icontains=query)
+ existing_slugs = Tag.objects.filter(
+ category='author', slug__in=list(pd_authors.values_list('slug', flat=True))) \
+ .values_list('slug', flat=True)
+ pd_authors = pd_authors.exclude(slug__in=existing_slugs)
+ return pd_authors
+
+
+def prepare_query(query):
+ query = ' '.join(query.split())
+ # filter out private use characters
+ import unicodedata
+ query = ''.join(ch for ch in query if unicodedata.category(ch) != 'Co')
+ query = remove_query_syntax_chars(query)
+
+ words = query.split()
+ if len(words) > 10:
+ query = ' '.join(words[:10])
+ return query
fnp / wolnelektury.git / blobdiff