# -*- 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, get_object_or_404
from django.template import RequestContext
-from django.contrib.auth.decorators import login_required
from django.views.decorators import cache
from django.http import HttpResponse, HttpResponseRedirect, Http404, HttpResponsePermanentRedirect
from django.utils.translation import ugettext as _
from pdcounter.models import Author as PDCounterAuthor, BookStub as PDCounterBook
from catalogue.views import JSONResponse
from search import Search, SearchResult
-from lucene import StringReader
from suggest.forms import PublishingSuggestForm
-from time import sleep
import re
#import enchant
import json
return "[[:<:]]%s[[:>:]]" % word
+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 = {}
if len(prefix) < 2:
return JSONResponse([])
+ prefix = remove_query_syntax_chars(prefix)
+
search = Search()
# tagi beda ograniczac tutaj
# ale tagi moga byc na ksiazce i na fragmentach
return render_to_response('catalogue/search_too_short.html',
{'prefix': query},
context_instance=RequestContext(request))
+
+ query = remove_query_syntax_chars(query)
+
search = Search()
+ theme_terms = search.index.analyze(text=query, field="themes_pl") \
+ + search.index.analyze(text=query, field="themes")
+
# change hints
tags = search.hint_tags(query, pdcounter=True, prefix=False)
tags = split_tags(tags)
author_results = search.search_phrase(query, 'authors', book=True)
+ translator_results = search.search_phrase(query, 'translators', book=True)
+
title_results = search.search_phrase(query, 'title', book=True)
# Boost main author/title results with mixed search, and save some of its results for end of list.
# boost author, title results
- author_title_mixed = search.search_some(query, ['authors', 'title', 'tags'])
+ author_title_mixed = search.search_some(query, ['authors', 'translators', 'title', 'tags'], query_terms=theme_terms)
author_title_rest = []
for b in author_title_mixed:
- also_in_mixed = filter(lambda ba: ba.book_id == b.book_id, author_results + title_results)
+ also_in_mixed = filter(lambda ba: ba.book_id == b.book_id, author_results + translator_results + title_results)
for b2 in also_in_mixed:
b2.boost *= 1.1
if also_in_mixed is []:
# Because the query is using only one field.
text_phrase = SearchResult.aggregate(
search.search_phrase(query, 'text', snippets=True, book=False),
- search.search_some(query, ['text'], snippets=True, book=False))
+ search.search_some(query, ['text'], snippets=True, book=False, query_terms=theme_terms))
- everywhere = search.search_everywhere(query)
+ everywhere = search.search_everywhere(query, query_terms=theme_terms)
def already_found(results):
def f(e):
return True
return False
return f
- f = already_found(author_results + title_results + text_phrase)
+ f = already_found(author_results + translator_results + title_results + text_phrase)
everywhere = filter(lambda x: not f(x), everywhere)
author_results = SearchResult.aggregate(author_results)
+ translator_results = SearchResult.aggregate(translator_results)
title_results = SearchResult.aggregate(title_results)
everywhere = SearchResult.aggregate(everywhere, author_title_rest)
for field, res in [('authors', author_results),
+ ('translators', translator_results),
('title', title_results),
('text', text_phrase),
('text', everywhere)]:
res.sort(reverse=True)
- print "get snips %s, res size %d" % (field, len(res))
for r in res:
- print "Get snippets for %s" % r
search.get_snippets(r, query, field, 3)
- # 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, search.get_tokens(toks, field="SIMPLE"))
suggestion = u''
def ensure_exists(r):
return False
author_results = filter(ensure_exists, author_results)
+ translator_results = filter(ensure_exists, translator_results)
title_results = filter(ensure_exists, title_results)
text_phrase = filter(ensure_exists, text_phrase)
everywhere = filter(ensure_exists, everywhere)
- results = author_results + title_results + text_phrase + everywhere
+ results = author_results + translator_results + title_results + text_phrase + everywhere
# ensure books do exists & sort them
- results.sort(reverse=True)
-
- if len(results) == 1:
- 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(fragment_hits[0]['fragment'].get_absolute_url())
- return HttpResponseRedirect(results[0].book.get_absolute_url())
- elif len(results) == 0:
+ for res in (author_results, translator_results, title_results, text_phrase, everywhere):
+ res.sort(reverse=True)
+
+ # We don't want to redirect to book text, but rather display result page even with one result.
+ # if len(results) == 1:
+ # 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(fragment_hits[0]['fragment'].get_absolute_url())
+ # return HttpResponseRedirect(results[0].book.get_absolute_url())
+ if len(results) == 0:
form = PublishingSuggestForm(initial={"books": query + ", "})
return render_to_response('catalogue/search_no_hits.html',
{'tags': tags,
{'tags': tags,
'prefix': query,
'results': {'author': author_results,
+ 'translator': translator_results,
'title': title_results,
'content': text_phrase,
'other': everywhere},