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[wolnelektury.git] / src / search / views.py
diff --git a/src/search/views.py b/src/search/views.py
index 4d792e4..dc7559f 100644 (file)
--- a/src/search/views.py
+++ b/src/search/views.py
@@ -1,30 +1,22 @@
-# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
-# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
+# This file is part of Wolne Lektury, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Wolne Lektury. See NOTICE for more information.
 #
 from django.conf import settings
 #
 from django.conf import settings
-from django.http.response import HttpResponseRedirect
 from django.shortcuts import render
 from django.views.decorators import cache
 from django.http import HttpResponse, JsonResponse
 from django.shortcuts import render
 from django.views.decorators import cache
 from django.http import HttpResponse, JsonResponse
+from sorl.thumbnail import get_thumbnail
 
 
-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 catalogue.models
+import infopages.models
+import picture.models
+from .forms import SearchFilters
 import re
 import json
 
 from wolnelektury.utils import re_escape
 
 
 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"[\\/*:(){}?.[\]+]")
 
 
@@ -32,35 +24,9 @@ def remove_query_syntax_chars(query, replace=' '):
     return query_syntax_chars.sub(replace, query)
 
 
     return query_syntax_chars.sub(replace, 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
-
-
 @cache.never_cache
 @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)
 
     if len(prefix) < 2:
         return JsonResponse([], safe=False)
 
@@ -74,26 +40,111 @@ def hint(request):
         if limit < 1:
             limit = 20
 
         if limit < 1:
             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]
-    ]
+    data = []
+    if len(data) < limit:
+        authors = catalogue.models.Tag.objects.filter(
+            category='author', name_pl__iregex='\m' + prefix).only('name', 'id', 'slug', 'category')
+        data.extend([
+            {
+                'type': 'author',
+                'label': author.name,
+                'url': author.get_absolute_gallery_url() if author.for_pictures else author.get_absolute_url(),
+                'img': get_thumbnail(author.photo, '72x72', crop='top').url if author.photo else '',
+            }
+            for author in authors[:limit - len(data)]
+        ])
+    if request.user.is_authenticated and len(data) < limit:
+        tags = catalogue.models.Tag.objects.filter(
+            category='set', user=request.user, name_pl__iregex='\m' + prefix).only('name', 'id', 'slug', 'category')
+        data.extend([
+            {
+                'type': 'set',
+                'label': tag.name,
+                'url': tag.get_absolute_url(),
+            }
+            for tag in tags[:limit - len(data)]
+        ])
     if len(data) < limit:
     if len(data) < limit:
-        data += [
+        tags = catalogue.models.Tag.objects.filter(
+            category__in=('theme', 'genre', 'epoch', 'kind'), name_pl__iregex='\m' + prefix).only('name', 'id', 'slug', 'category')
+        data.extend([
             {
             {
-                'label': b.title,
-                'author': b.author_unicode(),
-                'id': b.id,
-                'url': b.get_absolute_url()
+                'type': tag.category,
+                'label': tag.name,
+                'url': tag.get_absolute_gallery_url() if tag.for_pictures else tag.get_absolute_url(),
             }
             }
-            for b in Book.objects.filter(findable=True, title__iregex='\m' + prefix)[:limit-len(data)]
+            for tag in tags[:limit - len(data)]
+        ])
+    if len(data) < limit:
+        collections = catalogue.models.Collection.objects.filter(
+            title_pl__iregex='\m' + prefix).only('title', 'slug')
+        data.extend([
+            {
+                'type': 'collection',
+                'label': collection.title,
+                'url': collection.get_absolute_url(),
+            }
+            for collection in collections[:limit - len(data)]
+        ])
+    if len(data) < limit:
+        for b in catalogue.models.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(
+                {
+                    'type': 'book',
+                    'label': b.title,
+                    'author': author_str,
+                    'url': b.get_absolute_url(),
+                    'img': get_thumbnail(b.cover_clean, '72x72').url if b.cover_clean else '',
+                }
+            )
+    if len(data) < limit:
+        arts = picture.models.Picture.objects.filter(
+            title__iregex='\m' + prefix).only('title', 'id', 'slug') # img?
+        data.extend([
+            {
+                'type': 'art',
+                'label': art.title,
+                'author': art.author_unicode(),
+                'url': art.get_absolute_url(),
+                'img': get_thumbnail(art.image_file, '72x72').url if art.image_file else '',
+            }
+            for art in arts[:limit - len(data)]
+        ])
+    if len(data) < limit:
+        infos = infopages.models.InfoPage.objects.filter(
+            published=True,
+            findable=True,
+            title_pl__iregex='\m' + prefix).only('title', 'id', 'slug')
+        data.extend([
+            {
+                'type': 'info',
+                'label': info.title,
+                'url': info.get_absolute_url(),
+            }
+            for info in infos[:limit - len(data)]
+        ])
+
+    if mozhint:
+        data = [
+            prefix,
+            [
+                item['label']
+                for item in data
+            ],
+            [
+                item.get('author', '')
+                for item in data
+            ],
+            [
+                item['url']
+                for item in data
+            ]
         ]
         ]
+
     callback = request.GET.get('callback', None)
     if callback:
         return HttpResponse("%s(%s);" % (callback, json.dumps(data)),
     callback = request.GET.get('callback', None)
     if callback:
         return HttpResponse("%s(%s);" % (callback, json.dumps(data)),
@@ -102,139 +153,19 @@ def hint(request):
         return JsonResponse(data, safe=False)
 
 
         return JsonResponse(data, safe=False)
 
 
+
 @cache.never_cache
 @cache.never_cache
-def main(request):
-    query = request.GET.get('q', '')
-    if len(query) < 2:
-        return render(
-            request, 'catalogue/search_too_short.html',
-            {'prefix': query})
-    elif len(query) > 256:
-        return render(
-            request, 'catalogue/search_too_long.html',
-            {'prefix': query})
-
-    query = prepare_query(query)
-    pd_authors = search_pd_authors(query)
-    books = search_books(query)
-    pictures = search_pictures(query)
-    suggestion = ''
-
-    if not (books or pictures or pd_authors):
-        form = PublishingSuggestForm(initial={"books": query + ", "})
-        return render(
-            request,
-            'catalogue/search_no_hits.html',
-            {
-                'form': form,
-                'did_you_mean': suggestion
-            })
-
-    if not (books or pictures) and len(pd_authors) == 1:
-        return HttpResponseRedirect(pd_authors[0].get_absolute_url())
-
-    return render(
-        request,
-        'catalogue/search_multiple_hits.html',
-        {
-            'pd_authors': pd_authors,
-            'books': books,
-            'pictures': pictures,
-            'did_you_mean': suggestion
-        })
-
-def search_books(query):
-    search = Search()
-    results_parts = []
-    search_fields = []
-    words = query.split()
-    fieldsets = (
-        (['authors', 'authors_nonstem'], True),
-        (['title', 'title_nonstem'], True),
-        (['metadata', 'metadata_nonstem'], True),
-        (['text', 'text_nonstem', 'themes_pl', 'themes_pl_nonstem'], False),
-    )
-    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:
-        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
-    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)
-
-    def ensure_exists(r):
-        try:
-            return r.book
-        except Book.DoesNotExist:
-            return False
-
-    results = filter(ensure_exists, results)
-    return results
-
-
-def search_pictures(query):
-    search = Search()
-    results_parts = []
-    search_fields = []
-    words = query.split()
-    fieldsets = (
-        (['authors', 'authors_nonstem'], True),
-        (['title', 'title_nonstem'], True),
-        (['metadata', 'metadata_nonstem'], True),
-        (['themes_pl', 'themes_pl_nonstem'], 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
+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)