X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/386957d4f29d34d557a62065575a40c83d7d3ede..6e295f0db470467f3a3bf9ff46a4ed5e8f052229:/apps/search/index.py?ds=inline diff --git a/apps/search/index.py b/apps/search/index.py index 9617077d9..8ea31240e 100644 --- a/apps/search/index.py +++ b/apps/search/index.py @@ -27,6 +27,7 @@ from librarian import dcparser from librarian.parser import WLDocument from lxml import etree import catalogue.models +from pdcounter.models import Author as PDCounterAuthor from multiprocessing.pool import ThreadPool from threading import current_thread import atexit @@ -219,6 +220,15 @@ class Index(BaseIndex): doc.add(Field("tag_category", tag.category, Field.Store.NO, Field.Index.NOT_ANALYZED)) self.index.addDocument(doc) + for pdtag in PDCounterAuthor.objects.all(): + doc = Document() + doc.add(NumericField("tag_id", Field.Store.YES, True).setIntValue(int(pdtag.id))) + doc.add(Field("tag_name", pdtag.name, Field.Store.NO, Field.Index.ANALYZED)) + doc.add(Field("tag_name_pl", pdtag.name, Field.Store.NO, Field.Index.ANALYZED)) + doc.add(Field("tag_category", 'pdcounter', Field.Store.NO, Field.Index.NOT_ANALYZED)) + doc.add(Field("is_pdcounter", 'true', Field.Store.YES, Field.Index.NOT_ANALYZED)) + self.index.addDocument(doc) + def create_book_doc(self, book): """ Create a lucene document referring book id. @@ -276,7 +286,7 @@ class Index(BaseIndex): footnote_tags = ['pa', 'pt', 'pr', 'pe'] - skip_header_tags = ['autor_utworu', 'nazwa_utworu', 'dzielo_nadrzedne'] + skip_header_tags = ['autor_utworu', 'nazwa_utworu', 'dzielo_nadrzedne', '{http://www.w3.org/1999/02/22-rdf-syntax-ns#}RDF'] published_date_re = re.compile("([0-9]+)[\]. ]*$") @@ -321,11 +331,13 @@ class Index(BaseIndex): (dt.year, dt.month, dt.day), Field.Store.NO, Field.Index.NOT_ANALYZED) # get published date - source = book_info.source_name - match = self.published_date_re.search(source) - print("published date is %s %s" % (match, match is not None and match.groups())) - if match is not None: - fields["published_date"] = Field("published_date", str(match.groups()[0]), Field.Store.YES, Field.Index.NOT_ANALYZED) + pd = None + if hasattr(book_info, 'source_name') and book_info.source_name: + match = self.published_date_re.search(book_info.source_name) + if match is not None: + pd = str(match.groups()[0]) + if not pd: pd = "" + fields["published_date"] = Field("published_date", pd, Field.Store.YES, Field.Index.NOT_ANALYZED) return fields @@ -360,11 +372,18 @@ class Index(BaseIndex): return [] def walker(node, ignore_tags=[]): - yield node, None - for child in filter(lambda n: n.tag not in ignore_tags, list(node)): - for b, e in walker(child): - yield b, e - yield None, node + + if node.tag not in ignore_tags: + yield node, None, None + if node.text is not None: + yield None, node.text, None + for child in list(node): + for b, t, e in walker(child): + yield b, t, e + yield None, None, node + + if node.tail is not None: + yield None, node.tail, None return def fix_format(text): @@ -426,9 +445,8 @@ class Index(BaseIndex): fragments = {} snippets = Snippets(book.id).open('w') - position = 0 try: - for header in list(master): + for header, position in zip(list(master), range(len(master))): if header.tag in self.skip_header_tags: continue @@ -437,35 +455,50 @@ class Index(BaseIndex): # section content content = [] - footnote = None + footnote = [] - for start, end in walker(header, ignore_tags=self.ignore_content_tags): + def all_content(text): + for frag in fragments.values(): + frag['content'].append(text) + content.append(text) + handle_text = [all_content] + + + for start, text, end in walker(header, ignore_tags=self.ignore_content_tags): # handle footnotes if start is not None and start.tag in self.footnote_tags: - footnote = ' '.join(start.itertext()) - elif end is not None and footnote is not None and end.tag in self.footnote_tags: + footnote = [] + def collect_footnote(t): + footnote.append(t) + handle_text.append(collect_footnote) + elif end is not None and footnote is not [] and end.tag in self.footnote_tags: + handle_text.pop() doc = add_part(snippets, header_index=position, header_type=header.tag, - content=footnote) - + content=u''.join(footnote), + is_footnote=Field("is_footnote", 'true', Field.Store.NO, Field.Index.NOT_ANALYZED)) + self.index.addDocument(doc) - - footnote = None - + #print "@ footnote text: %s" % footnote + footnote = [] + # handle fragments and themes. if start is not None and start.tag == 'begin': fid = start.attrib['id'][1:] fragments[fid] = {'content': [], 'themes': [], 'start_section': position, 'start_header': header.tag} + # themes for this fragment elif start is not None and start.tag == 'motyw': fid = start.attrib['id'][1:] + handle_text.append(None) if start.text is not None: fragments[fid]['themes'] += map(str.strip, map(give_me_utf8, start.text.split(','))) + elif end is not None and end.tag == 'motyw': + handle_text.pop() elif start is not None and start.tag == 'end': fid = start.attrib['id'][1:] if fid not in fragments: continue # a broken node, skip it - # import pdb; pdb.set_trace() frag = fragments[fid] if frag['themes'] == []: continue # empty themes list. @@ -478,25 +511,22 @@ class Index(BaseIndex): fragment_anchor=fid, content=fix_format(frag['content']), themes=frag['themes']) - + #print '@ FRAG %s' % frag['content'] self.index.addDocument(doc) # Collect content. - elif start is not None: - for frag in fragments.values(): - frag['content'].append(start.text) - content.append(start.text) - elif end is not None: - for frag in fragments.values(): - frag['content'].append(end.tail) - content.append(end.tail) + + if text is not None and handle_text is not []: + hdl = handle_text[-1] + if hdl is not None: + hdl(text) # in the end, add a section text. doc = add_part(snippets, header_index=position, header_type=header.tag, content=fix_format(content)) + #print '@ CONTENT: %s' % fix_format(content) self.index.addDocument(doc) - position += 1 finally: snippets.close() @@ -524,7 +554,7 @@ class ReusableIndex(Index): index = None def open(self, analyzer=None, threads=4): - if ReusableIndex.index is not None: + if ReusableIndex.index: self.index = ReusableIndex.index else: print("opening index") @@ -538,13 +568,15 @@ class ReusableIndex(Index): @staticmethod def close_reusable(): - if ReusableIndex.index is not None: + if ReusableIndex.index: + print("closing index") ReusableIndex.index.optimize() ReusableIndex.index.close() ReusableIndex.index = None def close(self): - pass + if ReusableIndex.index: + ReusableIndex.index.commit() class JoinSearch(object): @@ -607,27 +639,25 @@ class SearchResult(object): stored = search.searcher.doc(scoreDocs.doc) self.book_id = int(stored.get("book_id")) - header_type = stored.get("header_type") - if not header_type: - return - - sec = (header_type, int(stored.get("header_index"))) - header_span = stored.get('header_span') - header_span = header_span is not None and int(header_span) or 1 - - fragment = stored.get("fragment_anchor") - pd = stored.get("published_date") if pd is None: - print "published_date is none for book %d" % self.book_id pd = 0 self.published_date = int(pd) - if snippets: - snippets = snippets.replace("/\n", "\n") - hit = (sec + (header_span,), fragment, scoreDocs.score, {'how_found': how_found, 'snippets': snippets and [snippets] or []}) + header_type = stored.get("header_type") + # we have a content hit in some header of fragment + if header_type is not None: + sec = (header_type, int(stored.get("header_index"))) + header_span = stored.get('header_span') + header_span = header_span is not None and int(header_span) or 1 + + fragment = stored.get("fragment_anchor") - self._hits.append(hit) + if snippets: + snippets = snippets.replace("/\n", "\n") + hit = (sec + (header_span,), fragment, scoreDocs.score, {'how_found': how_found, 'snippets': snippets and [snippets] or []}) + + self._hits.append(hit) self.search = search self.searched = searched @@ -1182,17 +1212,25 @@ class Search(IndexStore): if position is None or length is None: return None # locate content. - snippets = Snippets(stored.get('book_id')).open() + book_id = int(stored.get('book_id')) + snippets = Snippets(book_id).open() try: - text = snippets.get((int(position), - int(length))) - finally: - snippets.close() + try: + text = snippets.get((int(position), + int(length))) + finally: + snippets.close() - tokenStream = TokenSources.getAnyTokenStream(self.searcher.getIndexReader(), scoreDoc.doc, field, self.analyzer) - # highlighter.getBestTextFragments(tokenStream, text, False, 10) - snip = highlighter.getBestFragments(tokenStream, text, 3, "...") + tokenStream = TokenSources.getAnyTokenStream(self.searcher.getIndexReader(), scoreDoc.doc, field, self.analyzer) + # highlighter.getBestTextFragments(tokenStream, text, False, 10) + snip = highlighter.getBestFragments(tokenStream, text, 3, "...") + except Exception, e: + e2 = e + if hasattr(e, 'getJavaException'): + e2 = unicode(e.getJavaException()) + raise Exception("Problem fetching snippets for book %d, @%d len=%d" % (book_id, int(position), int(length)), + e2) return snip @staticmethod @@ -1212,19 +1250,27 @@ class Search(IndexStore): if terms: return JArray('object')(terms, Term) - def search_tags(self, query, filter=None, max_results=40): + def search_tags(self, query, filters=None, max_results=40, pdcounter=False): """ Search for Tag objects using query. """ - tops = self.searcher.search(query, filter, max_results) + if not pdcounter: + filters = self.chain_filters([filter, self.term_filter(Term('is_pdcounter', 'true'), inverse=True)]) + tops = self.searcher.search(query, filters, max_results) tags = [] for found in tops.scoreDocs: doc = self.searcher.doc(found.doc) - tag = catalogue.models.Tag.objects.get(id=doc.get("tag_id")) - tags.append(tag) - print "%s (%d) -> %f" % (tag, tag.id, found.score) - + is_pdcounter = doc.get('is_pdcounter') + if is_pdcounter: + tag = PDCounterAuthor.objects.get(id=doc.get('tag_id')) + else: + tag = catalogue.models.Tag.objects.get(id=doc.get("tag_id")) + # don't add the pdcounter tag if same tag already exists + if not (is_pdcounter and filter(lambda t: tag.slug == t.slug, tags)): + tags.append(tag) + # print "%s (%d) -> %f" % (tag, tag.id, found.score) + print 'returning %s' % tags return tags def search_books(self, query, filter=None, max_results=10): @@ -1238,7 +1284,7 @@ class Search(IndexStore): bks.append(catalogue.models.Book.objects.get(id=doc.get("book_id"))) return bks - def create_prefix_phrase(self, toks, field): + def make_prefix_phrase(self, toks, field): q = MultiPhraseQuery() for i in range(len(toks)): t = Term(field, toks[i]) @@ -1264,7 +1310,7 @@ class Search(IndexStore): return only_term - def hint_tags(self, string, max_results=50): + def hint_tags(self, string, max_results=50, pdcounter=True, prefix=True, fuzzy=False): """ Return auto-complete hints for tags using prefix search. @@ -1273,14 +1319,17 @@ class Search(IndexStore): top = BooleanQuery() for field in ['tag_name', 'tag_name_pl']: - q = self.create_prefix_phrase(toks, field) + if prefix: + q = self.make_prefix_phrase(toks, field) + else: + q = self.make_term_query(toks, field, fuzzy=fuzzy) top.add(BooleanClause(q, BooleanClause.Occur.SHOULD)) no_book_cat = self.term_filter(Term("tag_category", "book"), inverse=True) - return self.search_tags(top, no_book_cat, max_results=max_results) + return self.search_tags(top, no_book_cat, max_results=max_results, pdcounter=pdcounter) - def hint_books(self, string, max_results=50): + def hint_books(self, string, max_results=50, prefix=True, fuzzy=False): """ Returns auto-complete hints for book titles Because we do not index 'pseudo' title-tags. @@ -1288,7 +1337,10 @@ class Search(IndexStore): """ toks = self.get_tokens(string, field='SIMPLE') - q = self.create_prefix_phrase(toks, 'title') + if prefix: + q = self.make_prefix_phrase(toks, 'title') + else: + q = self.make_term_query(toks, 'title', fuzzy=fuzzy) return self.search_books(q, self.term_filter(Term("is_book", "true")), max_results=max_results)