-# -*- coding: utf-8 -*-
# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
#
from django.conf import settings
-from django.shortcuts import render_to_response
-from django.template import RequestContext
+from django.shortcuts import render
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, Tag
-from pdcounter.models import Author as PDCounterAuthor, BookStub as PDCounterBook
-from search.index import Search, SearchResult
-from suggest.forms import PublishingSuggestForm
+from .forms import SearchFilters
import re
import json
+from wolnelektury.utils import re_escape
-def match_word_re(word):
- if 'sqlite' in settings.DATABASES['default']['ENGINE']:
- return r"\b%s\b" % word
- elif 'mysql' 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)
-
-
-def did_you_mean(query, tokens):
- return query
- # change = {}
- # for t in tokens:
- # authors = Tag.objects.filter(category='author', name__iregex=match_word_re(t))
- # if len(authors) > 0:
- # continue
-
- # if False:
- # if not dictionary.check(t):
- # try:
- # change_to = dictionary.suggest(t)[0].lower()
- # if change_to != t.lower():
- # change[t] = change_to
- # except IndexError:
- # pass
-
- # if change == {}:
- # return None
-
- # for frm, to in change.items():
- # query = query.replace(frm, to)
-
- # return query
+ return query_syntax_chars.sub(replace, query)
@cache.never_cache
-def hint(request):
- prefix = request.GET.get('term', '')
+def hint(request, mozhint=False, param='term'):
+ prefix = request.GET.get(param, '')
if len(prefix) < 2:
return JsonResponse([], safe=False)
- prefix = remove_query_syntax_chars(prefix)
+ 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
+ limit = 20
+ authors = Tag.objects.filter(
+ category='author', name_pl__iregex='\m' + prefix).only('name', 'id', 'slug', 'category')
data = [
{
'label': author.name,
- 'category': _('author'),
'id': author.id,
'url': author.get_absolute_url(),
}
- for author in Tag.objects.filter(category='author', name__iregex='\m' + prefix)[:10]
+ for author in authors[:limit]
]
if len(data) < limit:
- data += [
- {
- 'label': '<cite>%s</cite>, %s' % (b.title, b.author_unicode()),
- 'category': _('book'),
- 'id': b.id,
- 'url': b.get_absolute_url()
- }
- for b in Book.objects.filter(title__iregex='\m' + prefix)[:limit-len(data)]
+ for b in Book.objects.filter(findable=True, title__iregex='\m' + prefix)[:limit-len(data)]:
+ author_str = b.author_unicode()
+ translator = b.translator()
+ if translator:
+ author_str += ' (tłum. ' + translator + ')'
+ data.append(
+ {
+ 'label': b.title,
+ 'author': author_str,
+ 'id': b.id,
+ 'url': b.get_absolute_url()
+ }
+ )
+
+ if mozhint:
+ data = [
+ prefix,
+ [
+ item['label']
+ for item in data
+ ]
]
+
callback = request.GET.get('callback', None)
if callback:
return HttpResponse("%s(%s);" % (callback, json.dumps(data)),
return JsonResponse(data, safe=False)
+
@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},
- context_instance=RequestContext(request))
- elif len(query) > 256:
- return render_to_response(
- 'catalogue/search_too_long.html', {'prefix': query}, context_instance=RequestContext(request))
-
- query = remove_query_syntax_chars(query)
-
- words = query.split()
- if len(words) > 10:
- query = ' '.join(words[:10])
-
- search = Search()
-
- tags = search.hint_tags(query, pdcounter=True, prefix=False)
- tags = split_tags(tags)
-
- results_parts = []
-
- search_fields = []
- 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))
-
- results = []
- ids_results = {}
- for results_part in results_parts:
- for result in sorted(SearchResult.aggregate(results_part), reverse=True):
- book_id = result.book_id
- if book_id in ids_results:
- ids_results[book_id].merge(result)
- else:
- results.append(result)
- ids_results[book_id] = result
-
- for result in results:
- search.get_snippets(result, query, num=3)
-
- suggestion = u''
-
- def ensure_exists(r):
- try:
- return r.book
- except Book.DoesNotExist:
- return False
-
- results = filter(ensure_exists, 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(request):
+ filters = SearchFilters(request.GET)
+ ctx = {
+ 'title': 'Wynik wyszukiwania',
+ 'query': request.GET.get('q', ''),
+ 'filters': filters,
+ }
+ if filters.is_valid():
+ ctx['results'] = filters.results()
+ for k, v in ctx['results'].items():
+ if v:
+ ctx['hasresults'] = True
+ break
+ return render(request, 'search/results.html', ctx)
fnp / wolnelektury.git / blobdiff