Django 1.7, working version.

[wolnelektury.git] / apps / search / views.py

diff --git a/apps/search/views.py b/apps/search/views.py
index 36dd52c..514dc6e 100644 (file)
--- a/apps/search/views.py
+++ b/apps/search/views.py
@@ -1,21 +1,19 @@
 # -*- 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.http import HttpResponse, HttpResponseRedirect, Http404, HttpResponsePermanentRedirect, JsonResponse
 from django.utils.translation import ugettext as _
 
 from catalogue.utils import split_tags
 from catalogue.models import Book, Tag, Fragment
 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 search.index import Search, SearchResult
 from suggest.forms import PublishingSuggestForm
-from time import sleep
 import re
 #import enchant
 import json
@@ -28,6 +26,13 @@ def match_word_re(word):
         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 = {}
@@ -57,7 +62,9 @@ def did_you_mean(query, tokens):
 def hint(request):
     prefix = request.GET.get('term', '')
     if len(prefix) < 2:
-        return JSONResponse([])
+        return JsonResponse([])
+
+    prefix = remove_query_syntax_chars(prefix)
 
     search = Search()
     # tagi beda ograniczac tutaj
@@ -99,7 +106,7 @@ def hint(request):
         return HttpResponse("%s(%s);" % (callback, json.dumps(data)),
                             content_type="application/json; charset=utf-8")
     else:
-        return JSONResponse(data)
+        return JsonResponse(data)
 
 
 def main(request):
@@ -114,6 +121,9 @@ def main(request):
         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") \
@@ -124,15 +134,17 @@ def main(request):
     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'], query_terms=theme_terms)
+    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 []:
@@ -155,15 +167,17 @@ def main(request):
                     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)]:
@@ -180,13 +194,15 @@ def main(request):
             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)
+    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:
@@ -209,6 +225,7 @@ def main(request):
                               {'tags': tags,
                                'prefix': query,
                                'results': {'author': author_results,
+                                           'translator': translator_results,
                                            'title': title_results,
                                            'content': text_phrase,
                                            'other': everywhere},