X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/462d84ea8718cd3ca1112fe11c2120a0f20f475f..cb40f164b028883a2fc061307383d0aa98f8b609:/apps/search/views.py diff --git a/apps/search/views.py b/apps/search/views.py index e9b25649c..623b311fb 100644 --- a/apps/search/views.py +++ b/apps/search/views.py @@ -8,14 +8,14 @@ from django.views.decorators import cache from django.http import HttpResponse, HttpResponseRedirect, Http404, HttpResponsePermanentRedirect from django.utils.translation import ugettext as _ -from catalogue.utils import get_random_hash +from catalogue.utils import split_tags from catalogue.models import Book, Tag, Fragment from catalogue.fields import dumps from catalogue.views import JSONResponse from search import Search, JVM, SearchResult from lucene import StringReader from suggest.forms import PublishingSuggestForm - +import re import enchant dictionary = enchant.Dict('pl_PL') @@ -34,7 +34,7 @@ def did_you_mean(query, tokens): authors = Tag.objects.filter(category='author', name__iregex=match_word_re(t)) if len(authors) > 0: continue - + if not dictionary.check(t): try: change[t] = dictionary.suggest(t)[0] @@ -69,7 +69,7 @@ def hint(request): # 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. - tags = s.hint_tags(prefix) + tags = s.hint_tags(prefix, pdcounter=True) books = s.hint_books(prefix) # TODO DODAC TU HINTY @@ -97,26 +97,28 @@ def main(request): fuzzy = False if 'q' in request.GET: - tags = request.GET.get('tags', '') + # tags = request.GET.get('tags', '') query = request.GET['q'] - book_id = request.GET.get('book', None) - book = None - if book_id is not None: - book = get_object_or_404(Book, id=book_id) + # book_id = request.GET.get('book', None) + # book = None + # if book_id is not None: + # book = get_object_or_404(Book, id=book_id) - hint = srch.hint() - try: - tag_list = Tag.get_tag_list(tags) - except: - tag_list = [] + # hint = srch.hint() + # try: + # tag_list = Tag.get_tag_list(tags) + # except: + # tag_list = [] if len(query) < 2: - return render_to_response('catalogue/search_too_short.html', {'tags': tag_list, 'prefix': query}, + return render_to_response('catalogue/search_too_short.html', {'prefix': query}, context_instance=RequestContext(request)) - hint.tags(tag_list) - if book: - hint.books(book) + # hint.tags(tag_list) + # if book: + # hint.books(book) + tags = srch.hint_tags(query, pdcounter=True, prefix=False) + tags = split_tags(tags) toks = StringReader(query) tokens_cache = {} @@ -137,38 +139,65 @@ def main(request): b2.boost *= 1.1 if bks is []: author_title_rest.append(b) - - text_phrase = SearchResult.aggregate(srch.search_phrase(toks, 'content', fuzzy=fuzzy, tokens_cache=tokens_cache)) - [r.process_hits() for r in text_phrase] - - everywhere = SearchResult.aggregate(srch.search_everywhere(toks, fuzzy=fuzzy, tokens_cache=tokens_cache), author_title_rest) - [r.process_hits() for r in everywhere] + + # Do a phrase search but a term search as well - this can give us better snippets then search_everywhere, + # Because the query is using only one field. + text_phrase = SearchResult.aggregate( + srch.search_phrase(toks, 'content', fuzzy=fuzzy, tokens_cache=tokens_cache, snippets=True, book=False, slop=4), + srch.search_some(toks, ['content'], tokens_cache=tokens_cache, snippets=True, book=False)) + + everywhere = srch.search_everywhere(toks, fuzzy=fuzzy, tokens_cache=tokens_cache) + + def already_found(results): + def f(e): + for r in results: + if e.book_id == r.book_id: + e.boost = 0.9 + results.append(e) + return True + return False + return f + f = already_found(author_results + title_results + text_phrase) + everywhere = filter(lambda x: not f(x), everywhere) + + author_results = SearchResult.aggregate(author_results) + title_results = SearchResult.aggregate(title_results) + + everywhere = SearchResult.aggregate(everywhere, author_title_rest) for res in [author_results, title_results, text_phrase, everywhere]: res.sort(reverse=True) + for r in res: + for h in r.hits: + h['snippets'] = map(lambda s: + re.subn(r"(^[ \t\n]+|[ \t\n]+$)", u"", + re.subn(r"[ \t\n]*\n[ \t\n]*", u"\n", s)[0])[0], h['snippets']) suggestion = did_you_mean(query, srch.get_tokens(toks, field="SIMPLE")) + print "dym? %s" % repr(suggestion).encode('utf-8') results = author_results + title_results + text_phrase + everywhere results.sort(reverse=True) - + if len(results) == 1: - if len(results[0].hits) == 0: - return HttpResponseRedirect(results[0].book.get_absolute_url()) - elif len(results[0].hits) == 1 and results[0].hits[0] is not None: - frag = Fragment.objects.get(anchor=results[0].hits[0]) + fragment_hits = filter(lambda h: 'fragment' in h, results[0].hits) + if len(fragment_hits) == 1: + anchor = fragment_hits[0]['fragment'] + frag = Fragment.objects.get(anchor=anchor) return HttpResponseRedirect(frag.get_absolute_url()) + return HttpResponseRedirect(results[0].book.get_absolute_url()) elif len(results) == 0: form = PublishingSuggestForm(initial={"books": query + ", "}) return render_to_response('catalogue/search_no_hits.html', - {'tags': tag_list, + {'tags': tags, 'prefix': query, "form": form, 'did_you_mean': suggestion}, context_instance=RequestContext(request)) + print "TAGS: %s" % tags return render_to_response('catalogue/search_multiple_hits.html', - {'tags': tag_list, + {'tags': tags, 'prefix': query, 'results': { 'author': author_results, 'title': title_results,