def indexDocs(self, url, writer): type1 = FieldType() type1.setIndexed(True) type1.setStored(True) type1.setTokenized(False) type1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) type2 = FieldType() type2.setIndexed(True) type2.setStored(True) type2.setTokenized(True) type2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS) # Read Feeds feeds = feedparser.parse(url) for item in feeds["entries"]: print "adding", item["title"] try: link = item["link"] contents = item["description"].encode("utf-8") contents = re.sub('<[^<]+?>', '', ''.join(contents)) title = item["title"] doc = Document() doc.add(Field("url", link, type1)) doc.add(Field("title", title, type1)) if len(contents) > 0: doc.add(Field("contents", contents, type2)) else: print "warning: no content in %s" % item["title"] writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e
def indexDocs(self, root, writer): t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(False) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t2 = FieldType() t2.setIndexed(True) t2.setStored(False) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) for root, dirnames, filenames in os.walk(root): for filename in filenames: if not filename.endswith('.txt'): continue print "adding", filename try: path = os.path.join(root, filename) file = open(path) contents = unicode(file.read(), 'gbk') file.close() doc = Document() doc.add(Field("name", filename, t1)) doc.add(Field("path", root, t1)) if len(contents) > 0: doc.add(Field("contents", contents, t2)) else: print "warning: no content in %s" % filename writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e
def indexDocs(self, root, writer): t1 = FieldType() t1.setIndexed(False) t1.setStored(True) t1.setTokenized(False) t3 = FieldType() t3.setIndexed(True) t3.setStored(False) t3.setTokenized(True)#利用预先设置的analyzer进行分词,这里是根据空格 t3.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) total=0 file = open(root,"r") for line in file.readlines(): try: imgurl, itemurl, content = line.split('\t') total+=1 print total print "adding", content contents = ' '.join(jieba.cut(content)) doc = Document() doc.add(Field("imgurl", imgurl, t1)) doc.add(Field("itemurl", itemurl, t1)) doc.add(Field("title", content, t1)) doc.add(Field("contents",contents,t3)) writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e
def index_docs(self, tweets, writer): t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(True) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) t1.setStoreTermVectors(True) t1.setStoreTermVectorOffsets(True) # add each tweet to the index for tweet in tweets: try: # strip out URLs because they provide false index matches contents = [] for word in tweet[1].text.split(): if word.startswith("http://") or word.startswith("https://"): continue contents.append(word) contents = " ".join(contents) if len(contents) == 0: continue doc = Document() doc.add(Field("contents", contents, t1)) writer.addDocument(doc) except Exception, e: print "Failed in index_docs:", e
def indexDocs(self, root, writer): t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(True) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t2 = FieldType() t2.setIndexed(True) t2.setStored(False) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) for root, dirnames, filenames in os.walk(root): # traverse through the doc directory for filename in filenames: # if not filename.endswith('.cdc'): # continue try: # only add the filename and path for indexing path = os.path.join(root, filename) print "adding file : ", path file = open(path) contents = unicode(file.read(), 'utf-8') file.close() doc = Document() doc.add(Field("name", filename, t1)) doc.add(Field("path", root, t1)) if len(contents) > 0: doc.add(Field("contents", contents, t2)) else: print "warning: no content in ", filename writer.addDocument(doc) except Exception, e: print "failed in indexDocs:", e
def index(self, root): t = FieldType() t.setIndexed(True) t.setStored(True) t.setTokenized(True) t.setStoreTermVectors(True) for path, dirs, files in os.walk(root): for file in files: filePath = os.path.join(path, file) fd = open(filePath) content = unicode(fd.read(), 'iso-8859-1') fd.close() doc = Document() doc.add(Field('name', file, StringField.TYPE_STORED)) parent = os.path.split(path)[1] doc.add(Field('parent', parent, StringField.TYPE_STORED)) if len(content) > 0: doc.add(Field('content', content, t)) print 'Indexing %s' % file self.mWriter.addDocument(doc) self.mWriter.commit() self.mWriter.close()
def indexDocs(self, root, writer): t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(False) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t2 = FieldType() t2.setIndexed(True) t2.setStored(False) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) index_file = open("index.txt", 'r') for line in index_file.readlines(): try: src = line.strip().split('\t')[0] filename = line.strip().split('\t')[1] tag = line.strip().split('\t')[2] path = os.path.join(root, filename) doc = Document() doc.add(Field("name", filename, t1)) doc.add(Field("path", root, t1)) doc.add(Field("src", src, t1)) if len(tag) > 0: doc.add(Field("tag", tag, t2)) else: print "warning: no tag in %s" % filename writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e
def indexDocs(self, root, writer): t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(False) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t2 = FieldType() t2.setIndexed(True) t2.setStored(False) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) for root, dirnames, filenames in os.walk(root): for filename in filenames: if not filename.endswith('.html'): continue print "adding", filename try: path = os.path.join(root, filename) file = open(path) contents = unicode(file.read(), 'iso-8859-1') file.close() doc = Document() doc.add(Field("name", filename, t1)) doc.add(Field("path", root, t1)) if len(contents) > 0: doc.add(Field("contents", contents, t2)) else: print "warning: no content in %s" % filename writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e
def indexDocs(self, img_url, toi, tid): try: t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(True) t1.setIndexOptions( FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) print("Adding", img_url) name = "Pictures/1.jpg" conn = urllib.urlopen(img_url) f = open(name, 'wb') f.write(conn.read()) f.close() img = cv2.imread(name) sdf = img_search_color(img) storeDir = 'Picture_new/' + sdf.strs if not os.path.exists(storeDir): os.mkdir(storeDir) cv2.imwrite(storeDir + '/' + str(toi) + '___' + str(tid) + '.jpg', img) '''storeDir2 = 'Picture_user/'+str(tid) if not os.path.exists(storeDir2): n = 0 os.mkdir(storeDir2) else : n = len(os.listdir(storeDir2)) cv2.imwrite(storeDir2+'/'+str(toi)+ '_'+ str(n) + '.jpg',img)''' except Exception, e: print("Failed in indexDocs:", e)
def index_docs(self, train_set, writer): t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(False) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t2 = FieldType() t2.setIndexed(True) t2.setStored(True) t2.setTokenized(True) t2.setStoreTermVectorOffsets(True) t2.setStoreTermVectorPayloads(True) t2.setStoreTermVectorPositions(True) t2.setStoreTermVectors(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) for ii in train_set: doc = Document() doc.add(Field("answer", ii['Answer'], t1)) doc.add(Field("qid", ii['Question ID'], t1)) doc.add(Field("category", ii['category'], t1)) doc.add(Field("position", ii['Sentence Position'], t1)) doc.add(Field("question", ii['Question Text'], t2)) doc.add(Field("wiki_plain", self.wiki_reader.get_text(ii['Answer']), t2)) writer.addDocument(doc)
def indexDocs(self, root, writer): t1 = FieldType() # for short items, e.g. file name. t1.setIndexed(True) t1.setStored(True) t1.setTokenized(False) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) # DOCS_AND_FREQS_AND_POSITIONS_OFFSETS t2 = FieldType() # for content t2.setIndexed(True) t2.setStored(False) # don't store the original text t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) for root, dirnames, filenames in os.walk(root): for filename in filenames: print "adding", filename try: path = os.path.join(root, filename) file = open(path) contents = unicode(file.read(), 'iso-8859-1') file.close() doc = Document() doc.add(Field("name", filename, t1)) doc.add(Field("path", root, t1)) if len(contents) > 0: doc.add(Field("contents", contents, t2)) else: print "warning: no content in %s" % filename writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e
def _createNoTermsFrequencyFieldType(): f = FieldType() f.setIndexed(True) f.setTokenized(True) f.setOmitNorms(True) f.setIndexOptions(FieldInfo.IndexOptions.DOCS_ONLY) f.freeze() return f
def indexDocs(self, root, indextxt, writer): t1 = FieldType() t1.setIndexed(True) #t1为需索引, 需保存, 需分词 t1.setStored(True) t1.setTokenized(True) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t2 = FieldType() #t2为不需索引, 需保存, 需分词 t2.setIndexed(False) t2.setStored(True) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) for root, dirnames, filenames in os.walk(root): for filename in filenames: print "adding", filename try: path = os.path.join(root, filename) file = open(path) content = unicode(file.read(), 'utf-8') content = content.encode('utf-8') list1 = content.split('\n') file.close() doc = Document() # 读取存于文件的内容并保存于doc url = list1[0] print('url : ' + url) doc.add(Field("url", url, t1)) name = list1[1] print('name : ' + name) doc.add(Field("name", name, t1)) collectnum = list1[2] print('collect_num : ' + collectnum) doc.add(Field("collect_num", collectnum, t2)) img_url = list1[3] print('img_url : ' + img_url) doc.add(Field("img_url", img_url, t2)) zhuliao = list1[4] print(zhuliao) doc.add(Field("zhuliao", zhuliao, t1)) zuofa = list1[5] zuofa = '\n'.join(zuofa.split('\t')) print('zuofa : ' + zuofa) doc.add(Field("zuofa", zuofa, t2)) writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e
def indexDocs(self, root, writer): # t1 is used for filenames and t2 is used for contents t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(False) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t2 = FieldType() t2.setIndexed(True) t2.setStored(False) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) for root, dirnames, filenames in os.walk(root): for filename in filenames: # We can index only a certain types of files if not (filename.endswith('.txt') or filename.endswith('.pdf') or filename.endswith('.xml') or filename.endswith('.doc') or filename.endswith('.odt')): continue try: file_path = os.path.join(root, filename) outfile_path = file_path # First convert PDF and DOC files to text if filename.endswith('.pdf'): outfile = filename.replace('.pdf', '.txt') outfile_path = os.path.join(root, outfile) cmd = 'pdftotext ' + '-layout ' + "'"+ file_path + "'" + ' ' + "'" + outfile_path + "'" subprocess.check_output(cmd, shell=True) file_path = outfile_path elif filename.endswith('.doc'): outfile = filename.replace('.doc', '.txt') outfile_path = os.path.join(root, outfile) cmd = 'antiword ' + file_path + ' >> ' + outfile_path subprocess.check_output(cmd, shell=True) file_path = outfile_path elif filename.endswith('.odt'): outfile = filename.replace('.odt', '.txt') outfile_path = os.path.join(root, outfile) cmd = 'odttotext ' + '-layout ' + "'"+ file_path + "'" + ' ' + "'" + outfile_path + "'" subprocess.check_output(cmd, shell=True) file_path = outfile_path file = open(file_path) contents = unicode(file.read(), 'iso-8859-1') file.close() doc = Document() doc.add(Field("name", filename, t1)) doc.add(Field("path", root, t1)) if len(contents) > 0: doc.add(Field("contents", contents, t2)) else: logging.debug('warning: no content in %s', filename) writer.addDocument(doc) except Exception, e: logging.debug('Failed in indexDocs: %s', e)
class LuceneDocumentField(object): """Internal handler class for possible field types""" def __init__(self): """Init possible field types""" # FIELD_ID: stored, indexed, non-tokenized self.field_id = FieldType() self.field_id.setIndexed(True) self.field_id.setStored(True) self.field_id.setTokenized(False) # FIELD_ID_TV: stored, indexed, not tokenized, with term vectors (without positions) # for storing IDs with term vector info self.field_id_tv = FieldType() self.field_id_tv.setIndexed(True) self.field_id_tv.setStored(True) self.field_id_tv.setTokenized(False) self.field_id_tv.setStoreTermVectors(True) # FIELD_TEXT: stored, indexed, tokenized, with positions self.field_text = FieldType() self.field_text.setIndexed(True) self.field_text.setStored(True) self.field_text.setTokenized(True) # FIELD_TEXT_TV: stored, indexed, tokenized, with term vectors (without positions) self.field_text_tv = FieldType() self.field_text_tv.setIndexed(True) self.field_text_tv.setStored(True) self.field_text_tv.setTokenized(True) self.field_text_tv.setStoreTermVectors(True) # FIELD_TEXT_TVP: stored, indexed, tokenized, with term vectors and positions # (but no character offsets) self.field_text_tvp = FieldType() self.field_text_tvp.setIndexed(True) self.field_text_tvp.setStored(True) self.field_text_tvp.setTokenized(True) self.field_text_tvp.setStoreTermVectors(True) self.field_text_tvp.setStoreTermVectorPositions(True) def get_field(self, type): """Get Lucene FieldType object for the corresponding internal FIELDTYPE_ value""" if type == Lucene.FIELDTYPE_ID: return self.field_id elif type == Lucene.FIELDTYPE_ID_TV: return self.field_id_tv elif type == Lucene.FIELDTYPE_TEXT: return self.field_text elif type == Lucene.FIELDTYPE_TEXT_TV: return self.field_text_tv elif type == Lucene.FIELDTYPE_TEXT_TVP: return self.field_text_tvp else: raise Exception("Unknown field type")
def indexDocs_playlist(self, writer): t1 = FieldType() t1.setIndexed(False) t1.setStored(True) t1.setTokenized(False) t2 = FieldType() t2.setIndexed(True) t2.setStored(True) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) # playlist success = 0 fail = 0 noinfo = 0 playlists = open('data/playlist_details2.db', "r") for line in playlists.readlines(): if len(line) < 20: noinfo += 1 continue information = line.split(',') try: playID = information[0] playname = ' '.join(information[1:-8]) author, playImage, tags, songIDs, sharecount, playcount, subscribedcount, commentcount = information[ -8:] except Exception, e: fail += 1 print "fail" continue playname = ' '.join(jieba.cut(playname)) author = ' '.join(jieba.cut(author)) tags = ' '.join(jieba.cut(tags)) # playname = ' '.join(pynlpir.segment(playname, pos_tagging=False)) # author = ' '.join(pynlpir.segment(author, pos_tagging=False)) tags = tags.replace("|", " ") doc = Document() doc.add(Field("ID", playID, t2)) doc.add(Field("name", playname, t2)) doc.add(Field("author", author, t2)) doc.add(Field("image", playImage, t1)) doc.add(Field("tags", tags, t2)) doc.add(Field("songIDs", songIDs, t1)) doc.add(Field("sharecount", sharecount, t1)) doc.add(Field("playcount", playcount, t1)) doc.add(Field("subscribedcount", subscribedcount, t1)) doc.add(Field("commentcount", commentcount, t1)) writer.addDocument(doc) print "歌单", playname, "成功添加" success += 1
class Indexer(object): def __init__(self, **kwargs): """ Initialize a new instance of the Indexer :param output: The output directory of the underlying index :param anaylzer: The overloaded analyzer to work with """ self.output = kwargs.get("root", "index") if not os.path.exists(self.output): os.mkdir(self.output) self.analyzer = kwargs.get("analyzer", StandardAnalyzer(Version.LUCENE_CURRENT)) self.analyzer = LimitTokenCountAnalyzer(self.analyzer, 1048576) self.config = IndexWriterConfig(Version.LUCENE_CURRENT, self.analyzer) self.config.setOpenMode(IndexWriterConfig.OpenMode.CREATE) self.store = SimpleFSDirectory(File(self.output)) self.writer = IndexWriter(self.store, self.config) self.create_field_types() def index(self, document): """ Given a new document, add it to the index. :param document: The document to add to the indexer """ try: self.writer.addDocument(document) except Exception: logger.exception("Failed to index the supplied document") def shutdown(self): """ Shutdown the currently processing indexer. """ try: # self.writer.optimize() self.writer.close() except Exception: logger.exception("Failed to shutdown the indexer correctly") def create_field_types(self): """ Create the field types that will be used to specify what actions lucene should take on the various fields supplied to index. """ self.field_clean = FieldType() self.field_clean.setIndexed(True) self.field_clean.setStored(True) self.field_clean.setTokenized(False) self.field_clean.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) self.field_dirty = FieldType() self.field_dirty.setIndexed(True) self.field_dirty.setStored(False) self.field_dirty.setTokenized(True) self.field_dirty.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS)
def indexDocs(self, root, writer): t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(False) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t2 = FieldType() t2.setIndexed(True) t2.setStored(False) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) files = os.listdir(root) for filename in files: print "adding", filename try: path = os.path.join(root, filename) file = open(path) total = file.read() totallist=total.split("\n") geshou=totallist[0] geming=totallist[1] zhuanji=totallist[2] imgurl=totallist[3] liupai=totallist[4] shijian=totallist[5] jianjie=totallist[6] geci=totallist[7] contents = geming+geshou+zhuanji+liupai+geci seg_result = jieba.cut(contents) contents = ' '.join(seg_result) doc = Document() doc.add(Field("contents",contents,t2)) doc.add(Field("geming", geming, t1)) doc.add(Field("geshou", geshou, t1)) doc.add(Field("zhuanji", zhuanji, t1)) doc.add(Field("liupai",liupai,t1)) doc.add(Field("geci",geci,t1)) doc.add(Field("imgurl", imgurl, t1)) doc.add(Field("shijian",shijian,t1)) doc.add(Field("jianjie",jianjie,t1)) writer.addDocument(doc) file.close() except Exception, e: print "Failed in indexDocs:", e
def testAdd(self, goodname, salenum, price, shopname, url, picturename, comment, historyprice): analyzer = WhitespaceAnalyzer(Version.LUCENE_CURRENT) analyzer = LimitTokenCountAnalyzer(analyzer, 1048576) config = IndexWriterConfig(Version.LUCENE_CURRENT, analyzer) config.setOpenMode(IndexWriterConfig.OpenMode.CREATE_OR_APPEND) writer = IndexWriter(self.dir, config) # True,建立新索引,False,建立增量索引 noIndexedString = FieldType() noIndexedString.setTokenized(False) noIndexedString.setIndexed(False) noIndexedString.setStored(True) try: print "adding", goodname goodname_s = unicode(goodname, 'utf8') seg_list_good = jieba.cut(goodname_s, cut_all=False) goodname_s = " ".join(seg_list_good) # 默认模式 shopname_s = unicode(shopname, 'utf8') seg_list_shop = jieba.cut(shopname_s, cut_all=False) shopname_s = " ".join(seg_list_shop) # 默认模式 shopnameField = Field("shopName", shopname, noIndexedString) shopnameField_s = TextField("shopName_s", shopname_s, Field.Store.NO) goodnameField = Field("goodName", goodname, noIndexedString) goodnameField_s = TextField("goodName_s", goodname_s, Field.Store.NO) salenumField = IntField("saleNum", salenum, Field.Store.YES) priceField = DoubleField("price", price, Field.Store.YES) urlField = Field("url", url, noIndexedString) pictureField = StringField("pictureName", picturename, Field.Store.YES) commentField = Field("comments", comment, noIndexedString) historyPriceField = Field("historyPrice", historyprice, noIndexedString) doc = Document() doc.add(shopnameField) doc.add(shopnameField_s) doc.add(goodnameField) doc.add(goodnameField_s) doc.add(salenumField) doc.add(priceField) doc.add(urlField) doc.add(pictureField) doc.add(commentField) doc.add(historyPriceField) writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e
def indexDocs(self, root, writer): t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(False) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t2 = FieldType() t2.setIndexed(True) t2.setStored(False) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) for root, dirnames, filenames in os.walk(root): for filename in filenames: # if not filename.endswith('.txt'): # continue print "adding", filename try: path = os.path.join(root, filename) pwd = os.path.join(os.getcwd() + '/' + root, filename) file = open(path) url = file.readline() title = file.readline() tag = file.readline() imgurl = file.readline() price = file.readline() wellrate = file.readline() comment = file.readline() contents = unicode(file.read(), 'utf8') file.close() doc = Document() doc.add(Field('url', url, t1)) doc.add(Field('title', title, t1)) doc.add(Field('imgurl', imgurl, t1)) doc.add(Field('price', price, t1)) doc.add(Field('wellrate', wellrate, t1)) doc.add(Field('comment', comment, t1)) if len(tag) > 2: doc.add(Field('tag', tag, t2)) else: doc.add(Field('tag', ' ', t2)) #doc.add(Field('comment', comment, t1)) writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e
def indexDocs(self, root, writer): t1 = FieldType() #t1 is used in path and URL fields t1.setIndexed(False) t1.setStored(True) t1.setTokenized(False) t2 = FieldType() #t2 is used to index contents t2.setIndexed(True) t2.setStored(False) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) t3 = FieldType() #t3 is used to index titles t3.setIndexed(True) t3.setStored(True) t3.setTokenized(True) t3.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) t4 = FieldType() #t3 is used to index sites t4.setIndexed(True) t4.setStored(True) t4.setTokenized(False) t4.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) indextxt = open(self.filedir, 'r') while True: t = indextxt.readline() if (len(t) == 0): indextxt.close() return t = t.split() filename = t[1] URL = t[0] # for root, dirnames, filenames in os.walk(root): # for filename in filenames: print "updating", filename try: writer.deleteDocuments(Term("name", filename)) path = os.path.join(root, filename) file = open(path) title = file.readline() print title contents = unicode(file.read()) file.close() doc = Document() doc.add(Field("name", filename, t1)) doc.add(Field("path", path, t1)) doc.add(Field("url", URL, t1)) doc.add(Field("title", title, t3)) doc.add(Field("site", get_site(URL), t4)) if len(contents) > 0: doc.add(Field("contents", contents, t2)) else: print "warning: no content in %s" % filename writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e
def indexDocs(self, dialog, root, writer): t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(False) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t2 = FieldType() t2.setIndexed(True) t2.setStored(False) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) f = open(dialog) lines = f.readlines() for line in lines: info = line.split('\t') url = info[0] filename = info[1] title = info[2] print "adding", filename try: path = os.path.join(root, filename) file = open(path) contents = unicode(file.read(), 'utf-8') file.close() doc = Document() doc.add(Field('name', filename, t1)) doc.add(Field('path', path, t1)) doc.add( Field('url', url, Field.Store.YES, Field.Index.NOT_ANALYZED)) if len(contents) > 0: soup = BeautifulSoup(contents) try: title = soup.title.text doc.add( Field('title', title, Field.Store.YES, Field.Index.ANALYZED)) except Exception, e: doc.add( Field('title', 'none', Field.Store.YES, Field.Index.ANALYZED)) contents = ''.join(soup.findAll(text=True)) doc.add(Field("contents", analysis(contents), t2)) else: print "warning: no content in %s" % filename writer.addDocument(doc)
def indexDocs(self, root, writer): t1 = FieldType() t1.setIndexed(False) t1.setStored(True) t1.setTokenized(False) t2 = FieldType() t2.setIndexed(True) t2.setStored(False) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) path="./shi/poet.song.%s.json" %(str(root)) print path with open(path, 'r') as load_f: load_dict = json.load(load_f) count=0 for dic in load_dict: try: print "new item!" values = dic.values() # print len(values) strains = values[0][0].encode('utf-8') print "strains:", strains paragraphs = values[1][0].encode('utf-8') print "paragraphs:", paragraphs title = values[2].encode('utf-8') print "title:", title author = values[3].encode('utf-8') print "author:", author doc = Document() doc.add(Field("strains", strains, t1)) doc.add(Field("paragraphs_untokened", paragraphs, t1)) doc.add(Field("title_untokened", title, t1)) doc.add(Field("author", author, t1)) seg_list1 = jieba.cut(paragraphs) paragraphs_tokened = " ".join(seg_list1) seg_list2=jieba.cut(title) title_tokened = " ".join(seg_list2) doc.add(Field("paragraphs_tokened", paragraphs_tokened, t2)) doc.add(Field("title_tokened", title, t2)) writer.addDocument(doc) count += 1 print count except: pass
def indexDocs(self, indexfile, writer): t1 = FieldType() t1.setIndexed(False) t1.setStored(True) t1.setTokenized(False) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t2 = FieldType() t2.setIndexed(True) t2.setStored(False) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) index_info = open(indexfile) for line in index_info.readlines(): info = line.split('\t', 2) "adding", info[0] try: path = os.path.join(root, info[0]) file = open(path) #contents = unicode(file.read(), 'gbk') contents = file.read() file.close() proto, rest = urllib2.splittype(info[1]) domain, rest = urllib2.splithost(rest) if not domain: domain = "unknown" if domain[0:4] == "www.": domain = domain[4:] doc = Document() doc.add(Field("name", info[0], t1)) doc.add(Field("path", os.path.abspath(path), t1)) doc.add(Field("url", info[1], t1)) doc.add(Field("title", info[2], t1)) doc.add( Field("site", domain, Field.Store.YES, Field.Index.ANALYZED)) if len(contents) > 0: doc.add(Field("contents", contents, t2)) else: print "warning: no content in %s" % info[0] writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e finally:
def setUp(self): super(Test_Bug1842, self).setUp() self.analyzer = StandardAnalyzer(Version.LUCENE_CURRENT) w1 = self.getWriter(analyzer=self.analyzer) doc1 = Document() ftype = FieldType() ftype.setStored(False) ftype.setIndexed(True) ftype.setStoreTermVectors(True) doc1.add(Field("all", "blah blah blah Gesundheit", ftype)) doc1.add(Field('id', '1', StringField.TYPE_NOT_STORED)) w1.addDocument(doc1) w1.close()
def index_article(writer, art_id, art_body): art_id_field = FieldType() art_id_field.setIndexed(True) art_id_field.setStored(True) art_id_field.setTokenized(False) art_id_field.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) art_body_field = FieldType() art_body_field.setIndexed(True) art_body_field.setStored(True) art_body_field.setTokenized(True) art_body_field.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) doc = Document() doc.add(Field("art_id", str(art_id), art_id_field)) doc.add(Field("art_body", art_body, art_body_field)) writer.addDocument(doc)
def indexDocs(self, root, writer): t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(False) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t2 = FieldType() t2.setIndexed(True) t2.setStored(True) t2.setTokenized(True) t2.setStoreTermVectorOffsets(True) t2.setStoreTermVectorPayloads(True) t2.setStoreTermVectorPositions(True) t2.setStoreTermVectors(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) for root, dirnames, filenames in os.walk(root): for filename in filenames: if not filename.endswith('.json'): continue print "adding", filename try: path = os.path.join(root, filename) file = open(path) contents = json.load(file) file.close() doc = Document() doc.add(Field("title", contents['title'], t2)) doc.add(Field("path", root, t1)) doc.add(Field("playStoreURL", contents['playStoreURL'], t1)) doc.add(Field("creator", contents['creator'], t1)) extendedInfo = contents['extendedInfo'] if len(extendedInfo['description']) > 0: doc.add( Field("description", extendedInfo['description'], t2)) else: print "warning: no description in %s" % filename writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e
class Indexer(object): # 建立索引 def __init__(self, indexDir, doClear=True, computeLengthNorm=False): # if not jpype.isJVMStarted(): # lucene.initVM() lucene.getVMEnv().attachCurrentThread() self.analyzer = StandardAnalyzer(Version.LUCENE_CURRENT) # self.analyzer = LimitTokenCountAnalyzer(self.analyzer, 100678)#is here? self.config = IndexWriterConfig(Version.LUCENE_CURRENT, self.analyzer) self.config.setRAMBufferSizeMB(256.0) # 设置自动提交的最大RAM为256MB self.config.setMaxBufferedDocs(10000) # 设置自动提交的最大Docs个数为10000 if not computeLengthNorm: sim = CustomSimilarity() self.config.setSimilarity(sim) self.path = os.path.join(INDEX_PATH, indexDir) # print self.path # path.mkdir(self.path) # if doClear: # self.clearExistingIndex() self.store = SimpleFSDirectory(File(self.path)) self.writer = IndexWriter(self.store, self.config) self.t1 = FieldType() # 域t1 self.t1.setIndexed(True) self.t1.setStored(True) self.t1.setTokenized(False) self.t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) self.t2 = FieldType() # 域t2 self.t2.setIndexed(True) self.t2.setStored(False) self.t2.setTokenized(True) self.t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) def clearExistingIndex(self): # 删除索引? indexdir = self.path for thefile in os.listdir(indexdir): filepath = os.path.join(indexdir, thefile) try: if os.path.isfile(filepath): os.unlink(filepath) except Exception, e: logger.error("Delete file %s failed: %s", filepath, str(e))
def indexDocs(self, root, writer, p): t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(False) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t2 = FieldType() t2.setIndexed(True) t2.setStored(True) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) file0 = open("books_detail.txt") dic = {} for lines in file0.readlines(): try: tmp = lines.split('\t') dic[tmp[0]] = [tmp[1], tmp[2], tmp[4]] except: continue for n, k in dic.items(): print "adding", n try: doc = Document() n = unicode(n, "utf-8") l = "" for i in n: l = l + i + " " j = " ".join(jieba.cut(n)) if p == 1: doc.add(Field("name", j, t2)) doc.add(Field("path", k[0], t1)) doc.add(Field("price", k[1], t1)) doc.add(Field("imgsrc", k[2], t1)) doc.add(Field("not_seg", l, t2)) doc.add(Field("org", n, t1)) writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e
def indexDocs(self, root, writer): t1 = FieldType() t1.setIndexed(False) t1.setStored(True) t1.setTokenized(False) t2 = FieldType() t2.setIndexed(True) t2.setStored(True) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) i = 0 for j in os.listdir(root): filename = root + '/' + j print filename print "adding", filename file = open(filename, 'r') doc = Document() doc.add(Field('名字', j[:-4], t2)) while True: line = file.readline() line = line.split() if not line: break if len(line) > 1: if line[0] == '标题' or line[0] == '导演' or line[ 0] == '主演' or line[0] == '类型:': doc.add(Field(line[0], ' '.join(line[1:]), t2)) else: doc.add(Field(line[0], ' '.join(line[1:]), t1)) writer.addDocument(doc) file.close() i += 1 print i
def indexDocs(self, root, writer, urlDic): t1 = FieldType() t1.setIndexed(False) t1.setStored(True) t1.setTokenized(False) t2 = FieldType() t2.setIndexed(True) t2.setStored(False) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) t3 = FieldType() t3.setIndexed(True) t3.setStored(True) t3.setTokenized(False) for root, dirnames, filenames in os.walk(root): for filename in filenames: if not filename.endswith('.htm') and not filename.endswith( '.html') and not filename.endswith( '.com') and not filename.endswith('.cn'): continue print "adding", filename try: path = os.path.join(root, filename) url = urlDic[filename] proto, rest = urllib.splittype(url) site, rest = urllib.splithost(rest) file = open(path) contents = file.read() file.close() soup = BeautifulSoup(contents, features='html.parser') title = soup.title.string title = unicode(title).encode('utf-8') title = title.replace("\n", '') contents = soup.get_text().encode('utf-8') seg_list = jieba.cut(contents) contents = " ".join(seg_list) doc = Document() doc.add(Field("name", filename, t1)) doc.add(Field("path", path, t1)) doc.add(Field("title", title, t1)) doc.add(Field("url", url, t1)) doc.add(Field("site", site, t3)) if len(contents) > 0: doc.add(Field("contents", contents, t2)) else: print "warning: no content in %s" % filename writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e
def lazyImport(): global imported if imported: return from meresco.pylucene import getJVM getJVM() from java.io import File from org.apache.lucene.document import Document, StringField, Field, LongField, FieldType from org.apache.lucene.search import IndexSearcher, TermQuery from org.apache.lucene.index import DirectoryReader, Term, IndexWriter, IndexWriterConfig from org.apache.lucene.store import FSDirectory from org.apache.lucene.util import Version from org.apache.lucene.analysis.core import WhitespaceAnalyzer UNINDEXED_TYPE = FieldType() UNINDEXED_TYPE.setIndexed(False) UNINDEXED_TYPE.setStored(True) UNINDEXED_TYPE.setTokenized(False) imported = True globals().update(locals())
def indexDocs(self, root, writer): #Create a new FieldType with default properties. t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(False)#True if this field's value should be analyzed by the Analyzer. t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) #Create a new FieldType with default properties. t2 = FieldType() t2.setIndexed(True) t2.setStored(True) t2.setTokenized(True)#True if this field's value should be analyzed by the Analyzer. t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS) for root, dirnames, filenames in os.walk(root): for filename in filenames: if not filename.endswith('.txt'): continue print 'adding', filename try: path = os.path.join(root, filename) file = open(path) contents = file.read() file.close() doc = Document() doc.add(Field('name', filename, t1)) doc.add(Field('path', root, t1)) if len(contents) > 0: doc.add(Field('contents', contents, t2)) print 'length of content is %d'%(len(contents)) else: print 'warning: no content in %s' % filename writer.addDocument(doc) except Exception, e: print 'Failed in indexDocs:', e
def indexDocs(self, root, writer): global count t1 = FieldType() t1.setIndexed(False) t1.setStored(True) t1.setTokenized(False) t2 = FieldType() t2.setIndexed(True) t2.setStored(True) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) for root, dirnames, filenames in os.walk(root): for filename in filenames: try: data = load(filename) raw_title = data['title'] title = ' '.join(jieba.cut_for_search(raw_title)) print title print "adding", filename doc = Document() doc.add(Field("raw_title", raw_title, t1)) doc.add(Field("filename", filename, t1)) doc.add(Field("url", data['url'], t1)) doc.add(Field("title", title, t2)) doc.add(Field("ctime", str(data['ctime']), t1)) doc.add(Field("content", data['content'], t1)) for img in data['realimgs']: doc.add(Field("imgs", img[1], t1)) doc.add(Field("imgurls", img[0], t1)) writer.addDocument(doc) count += 1 except Exception, e: print "Failed in indexDocs:", e
def indexDocs(self,root,writer): t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(True) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t2 = FieldType() t2.setIndexed(True) t2.setStored(False) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) for root, dirnames,filenames in os.walk(root): # traverse through the doc directory for filename in filenames: # only if this file ends with '.c' if not filename.endswith('.c'): continue try: # only add the filename and path for indexing path = os.path.join(root,filename) print "adding file : ",path file = open(path) contents = unicode(file.read(),'utf-8') file.close() doc = Document() doc.add(Field("name",filename,t1)) doc.add(Field("path",root,t1)) # if len(contents) > 0: # doc.add(Field("contents",contents,t2)) # else: # print "warning: no content in ",filename writer.addDocument(doc) except Exception,e: print "failed in indexDocs:",e
def indexDocs(self, root, writer): t1 = FieldType() #t1 is used in URL fields t1.setIndexed(False) t1.setStored(True) t1.setTokenized(False) t2 = FieldType() #t2 is used to index contents t2.setIndexed(True) t2.setStored(False) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) t3 = FieldType() #t3 is used to index titles t3.setIndexed(True) t3.setStored(True) t3.setTokenized(True) t3.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) indextxt = open(self.filedir, 'r') while True: t = indextxt.readline() if (len(t) == 0): indextxt.close() return filename = t.strip() # for root, dirnames, filenames in os.walk(root): # for filename in filenames: print "updating", filename try: path = os.path.join(root, filename) file = open(path) title = file.readline() print title page_URL = file.readline() while True: imgsrc = file.readline() if (imgsrc == 'EOF'): file.close() break contents = file.readline() doc = Document() doc.add(Field("name", filename, t1)) doc.add(Field("imgurl", imgsrc, t1)) doc.add(Field("url", page_URL, t1)) doc.add(Field("title",title, t3)) doc.add(Field("contents", contents, t2)) writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e
def indexDocs(self, root, writer): # author id t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(False) # content (segmented text) label t2 = FieldType() t2.setIndexed(True) t2.setStored(True) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) # likes imgurl text (original text) title t3 = FieldType() t3.setIndexed(False) t3.setStored(True) t3.setTokenized(False) # content (segmented text) title_tokened t4 = FieldType() t4.setIndexed(True) t4.setStored(False) t4.setTokenized(True) t4.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) def addDoc(title,author,text,img,likes,content,title_tokened): try: doc = Document() doc.add(Field("author", author, t1)) doc.add(Field("imgurl", img, t3)) doc.add(Field("likes", likes, t3)) doc.add(Field("text", text, t3)) doc.add(Field("title", title, t3)) doc.add(Field("title_tokened", title_tokened, t4)) doc.add(Field("content", content, t4)) doc.add(Field("label", '', t2)) doc.add(Field("id", 'ch'+str(self.success), t1)) writer.addDocument(doc) self.success += 1 except Exception, e: print "Failed in indexDocs:", e
def index_wiki(wiki_xmlfile, index_directory_name): # Initialize index directory and analyzer. version = Version.LUCENE_CURRENT store = FSDirectory.open(File(index_directory_name)) analyzer = StandardAnalyzer(version) # Creates config file. config = IndexWriterConfig(version, analyzer) config.setOpenMode(IndexWriterConfig.OpenMode.CREATE) writer = IndexWriter(store, config) # Set document content field type. content_fieldtype = FieldType() content_fieldtype.setIndexed(True) content_fieldtype.setStored(True) content_fieldtype.setTokenized(True) content_fieldtype.setIndexOptions( FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) # Set document title field type. title_fieldtype = FieldType() title_fieldtype.setIndexed(True) title_fieldtype.setStored(True) title_fieldtype.setTokenized(True) title_fieldtype.setIndexOptions( FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) # Set document url field type. url_fieldtype = FieldType() url_fieldtype.setIndexed(True) url_fieldtype.setStored(True) url_fieldtype.setTokenized(False) url_fieldtype.setIndexOptions( FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) for xmldoc in wikicorpusxml((wiki_xmlfile)): content = xmldoc.partition('>')[2].partition('<')[0].strip() title = xmldoc.partition(' title="')[2].partition('"')[0].strip() url = xmldoc.partition(' url="')[2].partition('"')[0].strip() doc = Document() doc.add(Field("contents", content, content_fieldtype)) doc.add(Field("title", title, title_fieldtype)) doc.add(Field("url", url, url_fieldtype)) writer.addDocument(doc) writer.commit() writer.close()
def index_wiki(wiki_xmlfile, index_directory_name): lucene.initVM() # Initialize index directory and analyzer. version = Version.LUCENE_CURRENT store = FSDirectory.open(File(index_directory_name)) analyzer = StandardAnalyzer(version) # Creates config file. config = IndexWriterConfig(version, analyzer) config.setOpenMode(IndexWriterConfig.OpenMode.CREATE) writer = IndexWriter(store, config) # Set document content field type. content_fieldtype = FieldType() content_fieldtype.setIndexed(True) content_fieldtype.setStored(True) content_fieldtype.setTokenized(True) content_fieldtype.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) # Set document title field type. title_fieldtype = FieldType() title_fieldtype.setIndexed(True) title_fieldtype.setStored(True) title_fieldtype.setTokenized(True) title_fieldtype.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) # Set document url field type. url_fieldtype = FieldType() url_fieldtype.setIndexed(True) url_fieldtype.setStored(True) url_fieldtype.setTokenized(False) url_fieldtype.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) for xmldoc in wikicorpusxml((wiki_xmlfile)): content = xmldoc.partition('>')[2].partition('<')[0].strip() title = xmldoc.partition(' title="')[2].partition('"')[0].strip() url = xmldoc.partition(' url="')[2].partition('"')[0].strip() doc = Document() doc.add(Field("contents", content, content_fieldtype)) doc.add(Field("title", title, title_fieldtype)) doc.add(Field("url", url, url_fieldtype)) writer.addDocument(doc) writer.commit() writer.close()
def indexDocs(self, root, writer): t1 = FieldType() t1.setIndexed(False) t1.setStored(True) t1.setTokenized(False) t2 = FieldType() t2.setIndexed(True) t2.setStored(True) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) for root, dirnames, filenames in os.walk(root): for filename in filenames: # if not filename.endswith('.txt'): # continue print "adding", filename try: path = os.path.join(root, filename) file = open(path) url = file.readline() url = url.split('\n') url = url[0] contents = unicode(file.read(), 'UTF-8') soup = BeautifulSoup(contents, "html.parser") tmp = soup.find('title') if tmp: title = tmp.get_text().encode("UTF-8") else: title = "None title" print title seg_list = jieba.cut(contents) string = ' '.join(seg_list) # string=list((seg_list)) # use='' # for i in string: # use+=i use_index = string.encode("UTF-8") # print use_index file.close() doc = Document() doc.add(Field("name", filename, t1)) doc.add(Field("path", path, t1)) doc.add(Field("url", url, t1)) if len(use_index) > 0: doc.add(Field("contents", use_index, t2)) else: doc.add(Field("contents", "None content", t2)) print "warning: no content in %s" % filename # if len(title)>0: doc.add(Field("titles", title, t2)) # else: # print "warning: no title in %s" % filename writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e
def indexDocs(self, root, writer): t1 = FieldType() t1.setIndexed(False) t1.setStored(True) t1.setTokenized(False) t2 = FieldType() t2.setIndexed(True) t2.setStored(False) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) t3 = FieldType() t3.setIndexed(True) t3.setStored(True) t3.setTokenized(True) #利用预先设置的analyzer进行分词,这里是根据空格 t3.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) file = open("pages.txt", "r") indexTable = {} for line in file.readlines(): page, filename = line.split('\t') indexTable[filename.strip('\n')] = page file.close() total = 0 for root, dirnames, filenames in os.walk(root): for filename in filenames: raw_filename = filename[:-5] #wipe off the .html suffix if (raw_filename.endswith('pdf') or raw_filename.endswith('apk')): continue print total print "adding", raw_filename try: total += 1 path = os.path.join(root, filename) file = open(path) contents = file.read() soup = bs4.BeautifulSoup(contents, features="html.parser") title = soup.find("title") contents = ''.join(soup.findAll(text=True)) contents = ' '.join(jieba.cut(contents)) file.close() doc = Document() if not title: title = "Title Not Found" else: title = title.text print title doc.add(Field("title", title, t1)) doc.add(Field("name", raw_filename, t1)) url = indexTable[raw_filename] doc.add(Field("url", url, t1)) doc.add(Field("path", path, t1)) sites = urlparse.urlparse(url).netloc sitesList = [sites] itemList = sites.split('.', 1) #逐个获得site while (len(itemList) != 1): sites = itemList[1] sitesList.append(sites) itemList = sites.split('.', 1) doc.add(Field("site", ' '.join(sitesList), t3)) if len(contents) > 0: doc.add(Field("contents", contents, t2)) else: print "warning: no content in %s" % raw_filename writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e
from org.apache.lucene.analysis.standard import StandardAnalyzer from org.apache.lucene.store import RAMDirectory from org.apache.lucene.document import Document, Field, FieldType from org.apache.lucene.util import BytesRef, BytesRefIterator, Version from org.apache.lucene.index import \ IndexWriterConfig, IndexWriter, DirectoryReader if __name__ == '__main__': lucene.initVM(vmargs=['-Djava.awt.headless=true']) directory = RAMDirectory() iconfig = IndexWriterConfig(Version.LUCENE_CURRENT, LimitTokenCountAnalyzer(StandardAnalyzer(Version.LUCENE_CURRENT), 100)) iwriter = IndexWriter(directory, iconfig) ft = FieldType() ft.setIndexed(True) ft.setStored(True) ft.setTokenized(True) ft.setStoreTermVectors(True) ft.setStoreTermVectorOffsets(True) ft.setStoreTermVectorPositions(True) ts = ["this bernhard is the text to be index text", "this claudia is the text to be indexed"] for t in ts: doc = Document() doc.add(Field("fieldname", t, ft)) iwriter.addDocument(doc) iwriter.commit() iwriter.close()
def indexDocs(root, writer): """ indexed: name title content stored: date name tilte sumary :param root: :param writer: :return: """ #index and store t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(False) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) #only index, but not store t2 = FieldType() t2.setIndexed(True) t2.setStored(False) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) #only store t3 = FieldType() t3.setIndexed(False) t3.setStored(True) t3.setTokenized(False) t3.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) for root, dirnames, filenames in os.walk(root): print filenames for filename in filenames: if not filename.endswith('.md'): continue print "adding", filename try: path = os.path.join(root, filename) file = open(path) contents = unicode(file.read(), 'utf-8') file.close() date, name = get_date_name(filename) title, content = get_post_title_content(contents) summary = content[:200] if content else '' print date, name, title doc = Document() doc.add(Field('date', date, t3)) doc.add(Field('name', name, t1)) doc.add(Field('title', title, t1)) doc.add(Field('content', content, t2)) doc.add(Field('summary', summary, t3)) # doc.add(Field("name", filename, t1)) # doc.add(Field("path", root, t1)) # if len(contents) > 0: # doc.add(Field("contents", contents, t2)) # else: # print "warning: no content in %s" % filename writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e
def _getIndex(self, even, odd): mergePolicy = LogDocMergePolicy() mergePolicy.setMergeFactor(1000) directory = RAMDirectory() self.dirs.append(directory) writer = self.getWriter(directory=directory, analyzer=SimpleAnalyzer(Version.LUCENE_CURRENT), maxBufferedDocs=2, mergePolicy=mergePolicy) if self.dvStringSorted: # Index sorted stringDVType = FieldInfo.DocValuesType.SORTED elif self.notSorted: # Index non-sorted stringDVType = FieldInfo.DocValuesType.BINARY else: # sorted anyway stringDVType = FieldInfo.DocValuesType.SORTED ft1 = FieldType() ft1.setStored(True) ft2 = FieldType() ft2.setIndexed(True) for i in xrange(len(self.data)): if (i % 2 == 0 and even) or (i % 2 == 1 and odd): doc = Document() doc.add(Field("tracer", self.data[i][0], ft1)) doc.add(TextField("contents", self.data[i][1], Field.Store.NO)) if self.data[i][2] is not None: doc.add(StringField("int", self.data[i][2], Field.Store.NO)) if self.supportsDocValues: doc.add(NumericDocValuesField("int_dv", Long.parseLong(self.data[i][2]))) if self.data[i][3] is not None: doc.add(StringField("float", self.data[i][3], Field.Store.NO)) if self.supportsDocValues: doc.add(FloatDocValuesField("float_dv", Float.parseFloat(self.data[i][3]))) if self.data[i][4] is not None: doc.add(StringField("string", self.data[i][4], Field.Store.NO)) if self.supportsDocValues: if stringDVType == FieldInfo.DocValuesType.SORTED: doc.add(SortedDocValuesField("string_dv", BytesRef(self.data[i][4]))) elif stringDVType == FieldInfo.DocValuesType.BINARY: doc.add(BinaryDocValuesField("string_dv", BytesRef(self.data[i][4]))) else: raise ValueError("unknown type " + stringDVType) if self.data[i][5] is not None: doc.add(StringField("custom", self.data[i][5], Field.Store.NO)) if self.data[i][6] is not None: doc.add(StringField("i18n", self.data[i][6], Field.Store.NO)) if self.data[i][7] is not None: doc.add(StringField("long", self.data[i][7], Field.Store.NO)) if self.data[i][8] is not None: doc.add(StringField("double", self.data[i][8], Field.Store.NO)) if self.supportsDocValues: doc.add(NumericDocValuesField("double_dv", Double.doubleToRawLongBits(Double.parseDouble(self.data[i][8])))) if self.data[i][9] is not None: doc.add(StringField("short", self.data[i][9], Field.Store.NO)) if self.data[i][10] is not None: doc.add(StringField("byte", self.data[i][10], Field.Store.NO)) if self.data[i][11] is not None: doc.add(StringField("parser", self.data[i][11], Field.Store.NO)) for f in doc.getFields(): if f.fieldType().indexed() and not f.fieldType().omitNorms(): Field.cast_(f).setBoost(2.0) writer.addDocument(doc) reader = writer.getReader() writer.close() return self.getSearcher(reader=reader)
def tweetIndexer(self, writer): t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(False) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t2 = FieldType() t2.setIndexed(True) t2.setStored(True) t2.setTokenized(True) t2.setStoreTermVectorOffsets(True) t2.setStoreTermVectorPayloads(True) t2.setStoreTermVectorPositions(True) t2.setStoreTermVectors(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) x = 0 for i in range(0,500): if not os.path.isfile("json/tweets-" + str(i) + ".json"): break print "adding tweets-" + str(i) + ".json" tweets = open("json/tweets-" + str(i) + ".json", "r") for line in tweets.readlines(): tweet = json.loads(line) if 'limit' in tweet: continue try: doc = Document() doc.add(Field("file", "json/tweets-" + str(i) + ".json", t1)) sname = tweet['user']['screen_name'] tid = str(tweet['id']) text = tweet['text'] uname = tweet['user']['name'] created = tweet['created_at'] tstamp = tweet['timestamp_ms'] place = "" if tweet['place']: place = tweet['place']['full_name'] + ", " + tweet['place']['country'] lat = "" lng = "" titles = "" urls = "" exist = "false" if tweet['coordinates']: lat = str(tweet['coordinates']['coordinates'][1]) lng = str(tweet['coordinates']['coordinates'][0]) else: lat = str((tweet['place']['bounding_box']['coordinates'][0][0][1] + tweet['place']['bounding_box']['coordinates'][0][2][1])/2) lng = str((tweet['place']['bounding_box']['coordinates'][0][0][0] + tweet['place']['bounding_box']['coordinates'][0][2][0])/2) if len(tweet['entities']['urls']) != 0: exist = "true" for index in range(len(tweet['entities']['urls'])): title = tweet['entities']['urls'][index]['url_title'] if title == None: titles += ",-" else: title = title.encode('ascii','ignore') titles += "," + str(title) urls += " " + str(tweet['entities']['urls'][index]['expanded_url']) searchable = text + " " + urls + " " + uname + " " + sname + " " + place doc.add(Field("lookup", searchable, t2)) doc.add(Field("text", text, t2)) doc.add(Field("user_name", uname, t2)) doc.add(Field("screen_name", sname, t2)) doc.add(Field("tweet_id", tid, t2)) doc.add(Field("created_at", created, t2)) doc.add(Field("geo_lat", lat, t2)) doc.add(Field("geo_lng", lng, t2)) doc.add(Field("url_exist", exist, t2)) doc.add(Field("url_url", urls, t2)) doc.add(Field("url_title", titles, t2)) doc.add(Field("timestamp", tstamp, t2)) writer.addDocument(doc) x += 1 except Exception, e: pass tweets.close()
class Worker(Process): """This class represents the lucene worker object, which will run concurrently with other workers, and contains the actual lucene logic.""" def __init__(self, config, queue, ret): Process.__init__(self) self.config = config self.connection = None self.channel = None self.queue = queue self.ret = ret def run(self): print "Booting lucene driver worker...." lucene.initVM() self.fieldType1 = FieldType() self.fieldType1.setIndexed(True) self.fieldType1.setStored(False) self.fieldType1.setTokenized(True) self.fieldType2 = FieldType() self.fieldType2.setIndexed(True) self.fieldType2.setStored(True) self.fieldType2.setTokenized(False) while(True): data = self.queue.get() da = data[1] response = None try: self.fil = File(da['data']['indexdir']) self.d = NIOFSDirectory(self.fil) self.analyzer = StandardAnalyzer(Version.LUCENE_CURRENT) self.conf = IndexWriterConfig( Version.LUCENE_CURRENT, self.analyzer) response = getattr(self, da['action'])(da['data']) self.d.close() except Exception as e: print e if response is None: response = {} self.ret[data[0]] = response def rebuildIndex(self, data): writer = IndexWriter( self.d, self.conf.setOpenMode(IndexWriterConfig.OpenMode.CREATE)) for record in data['records']: doc = self.buildDocument(data['fields'], record) writer.addDocument(doc) writer.commit() writer.close() def buildDocument(self, fields, record): doc = Document() doc.add( Field("id", record["_id"], self.fieldType2)) for field in fields: if isinstance(record[field], dict): self.dictToFields(doc, record[field]) else: doc.add( Field(field, record[field], self.fieldType1)) return doc def dictToFields(self, doc, record): for key in record: if isinstance(record[key], dict): self.dictToFields(doc, record[key]) else: doc.add( Field(key, record[key], self.fieldType1)) def index(self, data): writer = IndexWriter( self.d, self.conf) doc = self.buildDocument(data['fields'], data['record']) writer.addDocument(doc) writer.commit() writer.close() def updateindex(self, data): writer = IndexWriter( self.d, self.conf) doc = self.buildDocument(data['fields'], data['record']) writer.updateDocument(lucene.Term("_id", data['record']['_id']), doc) writer.optimize() writer.close() def removeindex(self, data): writer = IndexWriter( self.d, self.conf) writer.deleteDocuments(lucene.Term("_id", data['record']['_id'])) writer.optimize() writer.close() def query(self, data): if self.fil.exists(): searcher = IndexSearcher(DirectoryReader.open(self.d)) query = QueryParser( Version.LUCENE_30, "id", self.analyzer).parse( data['query']) hits = searcher.search(query, 100000) results = {} results['totalHits'] = hits.totalHits results['hits'] = {} for hit in hits.scoreDocs: record = {} doc = searcher.doc(hit.doc) fields = doc.getFields() record['score'] = hit.score for field in fields: if field.name() != "id": record[field.name()] = field.stringValue() results['hits'][doc.get('id')] = record searcher.getIndexReader().close() return results
def indexDocs(self, root, writer): for root, dirnames, filenames in os.walk(root): for filename in filenames: print "adding", filename doc_parser = HTMLDocumentParser() try: path = os.path.join(root, filename) file = open(path) contents = unicode(file.read(), 'iso-8859-1') doc_parser.feed(contents) contents = doc_parser.contents html_doc = HTMLDocument(contents) flag = False if flag: print '==============' print 'Title: ' + html_doc.title print 'Description: ' + html_doc.description print 'Month: ' + html_doc.month print 'Year: ' + html_doc.year print 'Authors: ' + str(html_doc.authors) print 'Keywords: ' + str(html_doc.keywords) print 'Timestamp: ' + str(html_doc.timestamp) print ' ' file.close() doc = Document() field_filename = FieldType() field_filename.setIndexed(True) field_filename.setStored(True) field_filename.setTokenized(False) field_filename.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) doc.add(Field("filename", filename.replace('.html', ''), field_filename)) field_path = FieldType() field_path.setIndexed(True) field_path.setStored(True) field_path.setTokenized(True) field_path.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) doc.add(Field("path", root, field_path)) field_title = FieldType() field_title.setIndexed(True) field_title.setStored(True) field_title.setTokenized(True) field_title.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) doc.add(Field("title", html_doc.title, field_title)) field_description = FieldType() if html_doc.has_description(): field_description.setIndexed(True) else: field_description.setIndexed(True) field_description.setStored(True) field_description.setTokenized(True) field_description.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) doc.add(Field("description", html_doc.description, field_description)) field_month = FieldType() field_month.setIndexed(True) field_month.setStored(True) field_month.setTokenized(False) field_month.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) doc.add(Field("month", html_doc.month, field_month)) field_year = FieldType() field_year.setIndexed(True) field_year.setStored(True) field_year.setTokenized(False) field_year.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) doc.add(Field("year", html_doc.year, field_year)) if html_doc.has_authors(): field_author = FieldType() field_author.setIndexed(True) field_author.setStored(True) field_author.setTokenized(True) field_author.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) for author in html_doc.authors: doc.add(Field("author", author, field_author)) if html_doc.has_keywords(): field_keyword = FieldType() field_keyword.setIndexed(True) field_keyword.setStored(True) field_keyword.setTokenized(True) field_keyword.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) for keyword in html_doc.keywords: doc.add(Field("keyword", keyword, field_keyword)) field_timestamp = FieldType() field_timestamp.setIndexed(False) field_timestamp.setStored(True) field_timestamp.setTokenized(False) field_timestamp.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) doc.add(Field("timestamp", html_doc.timestamp, field_timestamp)) if len(contents) > 0: field_source = FieldType() field_source.setIndexed(True) field_source.setStored(True) field_source.setTokenized(True) field_source.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) doc.add(Field("contents", contents, field_source)) else: print "warning: no content in %s" % filename writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e
def indexCranFull(path, writer): """ This method reads in the cran.1400 file and creates an index out of it. These fields are used when storing documents: title: title of the document (in a line starting with .T) author: author of the document (in a line starting with .A) source: where this article has been published, not yet used (in a line starting with .B) content: body text of the article (in a line starting with .W) """ # Title field type tft = FieldType() tft.setIndexed(True) tft.setStored(True) tft.setTokenized(TokenizeFields) tft.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) #only index the document and frequency data # Author field type aft = FieldType() aft.setIndexed(True) aft.setStored(True) aft.setTokenized(TokenizeFields) aft.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) #index the document, term frequency and position data # Content field type cft = FieldType() cft.setIndexed(True) cft.setStored(True) cft.setTokenized(True) cft.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) txt = open(path) """ cran documents are listed in this order: .I # -> ignore .T -> starting on the next line, multi-line title .A -> on the next line, multiple authored separated by 'and' .B -> on the next line, ignore .W -> starting on the next line, multi-line body (content) """ docid = 0 debug = False while True: # in each iteration, read all the lines corresponding to a document line = txt.readline() if line == '': break if docid == 1400: debug = True if line.startswith('.I'): docid = int(line.split(' ')[1].strip()) continue if line.startswith('.T'): title = '' while True: line = txt.readline() if line.startswith('.A'): break title = ' '.join([title, line]).strip() line = txt.readline() # authors = ' '.join(line.split('and')) authors = line.strip() #.B, its corresponding line and .W txt.readline() txt.readline() txt.readline() body = '' while True: line = txt.readline() if line.startswith('.I'): docid = int(line.split(' ')[1].strip()) break if line == '': break body = ' '.join([body, line]).strip() doc = Document() doc.add(Field(title_field, title, tft)) doc.add(Field(author_field, authors, aft)) doc.add(Field(content_field, body, cft)) doc.add(IntField(docid_field, docid, Field.Store.YES)) writer.addDocument(doc)
analyzer = StandardAnalyzer(Version.LUCENE_43) config = IndexWriterConfig(Version.LUCENE_43, analyzer) writer = IndexWriter(directory, config) return writer def open_searcher(writer): from org.apache.lucene.search import IndexSearcher reader = writer.getReader() searcher = IndexSearcher(reader) return reader, searcher from org.apache.lucene.document import Document, Field, FieldType, TextField, StringField from org.apache.lucene.util import BytesRef, BytesRefIterator from org.apache.lucene.index import Term vectorFieldType = FieldType(TextField.TYPE_NOT_STORED) vectorFieldType.setIndexed(True) vectorFieldType.setTokenized(True) vectorFieldType.setStoreTermVectors(True) vectorFieldType.setStoreTermVectorPositions(False) writer = open_writer('data/index') def addToIndex(lxmlNode): uri = xpathFirst(lxmlNode, '//oa:hasTarget/@rdf:resource') print uri seen = set() doc = Document() for fieldName in FIELD_NAMES: seen.clear() for subpath in [ '', '/*/rdfs:label', '/*/skos:prefLabel', '/*/skos:altLabel',
def indexTable(self, writer): #connection con = None #define the index of all the fields #---------step 2:connect to mysql---------- con = mdb.connect('localhost','root','testgce','douban_movie_v3') #t_num = FieldType.NumericType it is wrong!! t_num = FieldType() t_num.setStored(False) t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(False) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t2 = FieldType() t2.setIndexed(True) t2.setStored(False) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) t3 = FieldType() t3.setIndexed(True) t3.setStored(True) t3.setTokenized(True) t3.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) maxDict = utils.maxDict #加权数值范围 base = DOC_BOOST_RANGE[0] upper = DOC_BOOST_RANGE[1] with con: # Careful with codecs con.set_character_set('utf8') cur = con.cursor() # Aagin the codecs cur.execute('SET NAMES utf8;') cur.execute('SET CHARACTER SET utf8;') cur.execute('SET character_set_connection=utf8;') #------step 3: choose the right table------ cur.execute("SELECT * FROM movie_items") numrows = int(cur.rowcount) print 'numrows:',numrows for i in range(numrows): print row = cur.fetchone() #------step 4:Index your field------ summary = row[SUMMARY] subject_id = row[SUBJECT_ID] print 'id'+subject_id year = utils.formatYear(row[YEAR]) try: date = DateTools.stringToDate(year.replace('-',' ')) wtfFile = open('wtf.txt','a') dateStr = DateTools.dateToString(date,DateTools.Resolution.DAY) except: wtfFile.write(year+'\n') doc = Document() #boosting boostProb = utils.calcBoostProb(row,maxDict,dateStr) boost = base + boostProb*(upper-base) doc.add(FloatField("boost",boost,Field.Store.YES)) doc.add(StringField("year",dateStr,Field.Store.YES)) print 'dateStr:'+dateStr #A text field is a sequence of terms that has been tokenized while a string field is a single term (although it can also be multivalued.) do_count = row[DO_COUNT] if row[DO_COUNT] != None else 0 wish_count = row[COLLECT_COUNT] if row[WISH_COUNT] != None else 0 #fields which should not be analyzed doc.add(FloatField("rating_average",float(row[RATING_AVERAGE]),Field.Store.YES)) doc.add(FloatField("rating_stars", float(row[RATING_STARS]), Field.Store.YES)) doc.add(IntField("reviews_count", int(row[REVIEWS_COUNT]), Field.Store.YES)) #doc.add(FloatField("year", float(row[YEAR]), Field.Store.YES).setBoost(boost)) doc.add(IntField("collect_count", int(row[COLLECT_COUNT]), Field.Store.YES)) doc.add(IntField("do_count", int(do_count), Field.Store.YES)) doc.add(IntField("wish_count", int(wish_count), Field.Store.YES)) doc.add(IntField("subject_id", int(row[SUBJECT_ID]), Field.Store.YES)) doc.add(IntField("comments_count", int(row[COMMENTS_COUNT]), Field.Store.YES)) doc.add(IntField("ratings_count", int(row[RATINGS_COUNT]), Field.Store.YES)) doc.add(StringField("image_small", row[IMAGE_SMALL], Field.Store.YES)) #fields which should be analyzed with WhitespaceAnalyzer #attention!!! dont use a long sentence like : #doc.add(Field("genres", row[GENRES].replace(delim,' '), t3).setBoost(boost)) #or you'll get a null pointer error f = Field("countries", row[COUNTRIES].replace(delim,' '), t3) f.setBoost(boost) doc.add(f) #process casts raw_casts = row[CASTS].replace(delim,' ') f = Field("raw_casts", raw_casts , t1) f.setBoost(boost) doc.add(f) #将英文人名中的 · raw_casts = raw_casts.replace('·',' ') if len(raw_casts.split(' '))<CASTS_LEN: #平局人名长度是4 casts = raw_casts + ' ¥¥¥¥'*(CASTS_LEN-len(raw_casts.split(' '))) f = Field("casts", casts , t3) f.setBoost(boost) doc.add(f) #process directors raw_directors = row[DIRECTORS].replace(delim,' ') f = Field("raw_directors",raw_directors, t1) f.setBoost(boost) doc.add(f) #将英文人名中的 · 替换 raw_directors = raw_directors.replace('·',' ') if len(raw_directors.split(' '))<DIRECTORS_LEN: #平局人名长度是4 directors = raw_directors + ' ¥¥¥¥'*(DIRECTORS_LEN-len(raw_directors.split(' '))) f = Field("directors", directors, t3) f.setBoost(boost) doc.add(f) Field("genres", row[GENRES].replace(delim,' '), t3) f.setBoost(boost) doc.add(f) Field("subtype", row[SUBTYPE].replace(delim,' '), t3) f.setBoost(boost) doc.add(f) #it is wrong cause indexable field has no method setBoost # fieldList = doc.getFields() # is not a python 'list' , but a 'List' which is unindexable # for eachField in fieldList: # eachField.setBoost(boost) #user_tags 原始字符串要存,reRank要用: doc.add(StringField("raw_user_tags",row[USER_TAGS],Field.Store.YES)) doc.add(StringField("raw_others_like",row[OTHERS_LIKE],Field.Store.YES)) user_tags_str = '' others_like_str = '' tags_len = 0 if row[USER_TAGS]!='': user_tags_list = row[USER_TAGS].split(delim) for tag_pair in user_tags_list: if tag_pair!='':#字符串的最后一个字符是¥,这样split之后最后一个元素是空字符 #print 'tag_pair'+tag_pair+'hhe' tag_name = tag_pair.split(delim_uo)[0]+' ' # dont forget this space !! tag_num = tag_pair.split(delim_uo)[1] tag_num_processed = int(int(tag_num)/TAG_SPAN)+1 #最小为1 #!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! user_tags_str = user_tags_str +' '+ tag_name * tag_num_processed tags_len = tags_len + tag_num_processed #最后得到总共词的个数 if tags_len<TAGS_AVER_LEN: #填充tags,目测3是平均长度,所以使用 ¥¥¥ user_tags_str = user_tags_str +' ¥¥¥'*(TAGS_AVER_LEN - tags_len) # if row[OTHERS_LIKE]!='': for like_pair in row[OTHERS_LIKE].split(delim): if like_pair!='': others_like_str = others_like_str +' '+like_pair.split(delim_uo)[1] #start process adjs if row[ADJS] != None: raw_adjs = row[ADJS][:-1] adjs_str = '' adjs_len = 0 if row[ADJS] != '' and row[ADJS] != '\n': #'重要=4.0,特殊=4.0' adjs_str = row[ADJS] adjs_list = adjs_str.split(',') for adj_pair in adjs_list: #print 'adj_pair:'+adj_pair+'hhe' adj_name = adj_pair.split('=')[0] adj_num = adj_pair.split('=')[1] #去换行符,转换int if adj_num[-1] == '\n': adj_num = adj_num[0:-1] adj_num = int(float(adj_num)) add_adj='' # #同义词 # adj_name_bro = searchDictValue(adjMap,adj_name) # if adj_name_bro == -1: #表示没有结果,即未找到近义词,不添加 # add_adj = '' # else: # add_adj = (adj_name_bro+' ')*adj_num # raw_adjs = raw_adjs + ',' + adj_name_bro+'='+str(adj_num) adjs_str = adjs_str + ' ' + (adj_name+' ') * adj_num +add_adj adjs_len = adjs_len + adj_num #最后得到总共tags的个数 #print raw_adjs doc.add(StringField("raw_adjs",raw_adjs,Field.Store.YES)) if adjs_len<ADJS_AVER_LEN: #填充 adjs_str,目测2是平均长度,所以使用 "¥¥" adjs_str = adjs_str +' ¥¥'*(ADJS_AVER_LEN - adjs_len) f = Field("adjs", adjs_str, t3) f.setBoost(boost) doc.add(f) f = Field("user_tags", user_tags_str, t3) f.setBoost(boost) doc.add(f) f = Field("others_like", others_like_str, t3) f.setBoost(boost) doc.add(f) #fields which should be analyzed with good analyzer f = Field("title", row[TITLE], t3) f.setBoost(boost) doc.add(f) f = Field("original_title", row[ORIGINAL_TITLE], t3) f.setBoost(boost) doc.add(f) f = Field("summary_segmentation", row[SUMMARY_SEGMENTATION], t3) f.setBoost(boost) doc.add(f) f = Field("aka", row[AKA], t2) f.setBoost(boost) doc.add(f) if len(summary) > 0: print subject_id +'--->'+':\n '+ row[TITLE] try: summary_unicoded = unicode(summary, 'utf-8') #test the encoding except Exception,e: print "Decode Failed: ", e f = Field('summary', summary, t2) f.setBoost(boost) doc.add(f) else: print "warning:\n" + subject_id +'---> No content!' print 'boosting:' + str(boost) #for debug if boost>upper: print boostProb print maxDict exit(0) writer.addDocument(doc)
def __init__(self): self.mDocumentDirectory = settings.ADMINS_ENGINE.mDocumentDirectory self.mIndexDirectory = settings.ADMINS_ENGINE.mIndexDirectory self.mAnalyzers = settings.ADMINS_ENGINE.getIndexingAnalyzers() ############################# Writer Configurattion ##################################### map = HashMap() map.put('name', self.mAnalyzers['name']) map.put('parent', self.mAnalyzers['parent']) map.put('content', self.mAnalyzers['default']) map.put('id', self.mAnalyzers['id']) analyzerWrapper = PerFieldAnalyzerWrapper(self.mAnalyzers['default'], map) self.mWriterConfig = IndexWriterConfig(Version.LUCENE_CURRENT, analyzerWrapper) self.mWriterConfig.setOpenMode(settings.ADMINS_ENGINE.mOpenMode) if settings.ADMINS_ENGINE.mSimilarity != None: self.mWriterConfig.setSimilarity(settings.ADMINS_ENGINE.mSimilarity) ######################################################################################## directory = SimpleFSDirectory(File(self.mIndexDirectory)) self.mIndexWriter = IndexWriter(directory, self.mWriterConfig) ############################# FieldType Prepration ##################### nameField = FieldType() nameField.setIndexed(True) nameField.setStored(True) nameField.setTokenized(True) nameField.setIndexOptions(FieldInfo.IndexOptions.DOCS_ONLY) parentField = FieldType() parentField.setIndexed(True) parentField.setStored(True) parentField.setTokenized(True) parentField.setIndexOptions(FieldInfo.IndexOptions.DOCS_ONLY) contentField = FieldType() contentField.setIndexed(True) contentField.setStored(True) contentField.setTokenized(True) contentField.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS) idField = FieldType() idField.setIndexed(True) idField.setStored(True) idField.setTokenized(False) idField.setIndexOptions(FieldInfo.IndexOptions.DOCS_ONLY) self.mFieldTypes = { 'name' : nameField, 'parent' : parentField, 'content' : contentField, 'id' : idField } ####################################################################### self.mLog = ""
def indexDocs(self, root, writer): t1 = FieldType() t1.setIndexed(False) t1.setStored(True) t1.setTokenized(False) t2 = FieldType() t2.setIndexed(True) t2.setStored(True) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) count = 0 filedic = {} urlfile = open("sportsinformation.txt", "r") for line in urlfile.readlines(): urlname, pagename, newsdate = line.split('*my_sep*') newsdate = newsdate.strip('\n') if len(newsdate) == 0: continue filedic[pagename] = [urlname, newsdate] '''pageANDurl = line.split('\t') urlname = pageANDurl[0] webpage = pageANDurl[1].strip('\n') filedic[webpage] = urlname''' urlfile.close() for root, dirnames, filenames in os.walk(root): for filename in filenames: if (filename.endswith('apk') or filename.endswith('pdf') \ or filename.endswith('exe') or filename.endswith('rar') \ or filename.endswith('zip')): print filename, " SKIP THIS FILE!" continue count += 1 print "adding", filename, " ", count try: path = os.path.join(root, filename) file = open(path) contents = unicode(file.read(), 'utf8', 'ignore') soup = BeautifulSoup(contents, "html.parser") title = soup.find("title") if title: title = title.text else: title = "This page has no title" contents = ''.join(soup.findAll(text=True)) contents = ' '.join(jieba.cut(contents)) file.close() url = filedic[filename][0] newsdate = str(filedic[filename][1]) print type(newsdate) print type(url) doc = Document() doc.add(Field("title", title, t1)) doc.add(Field("url", url, t1)) doc.add(Field("date", newsdate, t1)) sites = [] site = urlparse.urlparse(url).netloc siteparts = site.split(".") length = len(siteparts) while (length > 0): length -= 1 site = '.'.join(siteparts[length:]) sites.append(site) site = ' '.join(sites) doc.add(Field("site", site, t2)) if len(contents) > 0: print "yes" doc.add(Field("contents", contents, t2)) else: print "warning: no content in %s" % filename writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e
def indexDocs(self, writer): t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(False) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t2 = FieldType() t2.setIndexed(True) t2.setStored(False) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) for folder in os.listdir(rawDir): for fileName in os.listdir(rawDir+'/'+folder): if not fileName.endswith('.json'): continue print fileName subject_id = fileName.split('_')[0] # print rawDict print 'id:'+subject_id print 'folder:'+str(folder) rawPath = rawDir+'/' +folder +'/'+subject_id+'_res.json' adjPath = adjDir+'/' +folder +'/'+subject_id+'_adj.json' #tfidfPath = tf_idfDir + '/' + subject_id+'_tfidf.json' print adjPath rawFile = open(rawPath,'r') raw = rawFile.read() if raw =='': with open(baseDir+'/'+'err_no_raw_content.txt','a') as err: err.write(subject_id+'\n') # if subject_id =='6018943': # rawFile.seek(0) rawFile.close() adjFile = open(adjPath,'r') adj = adjFile.read() adjFile.close() raw = getRidOfBOM(raw) adj = getRidOfBOM(adj) if raw != '': rawDict = json.loads(raw) adjDict = json.loads(adj) rawAll = rawDict['summary'] +' '+ rawDict['user_tags'] + ' '+rawDict['comments'] summary_adjs = adjDict['summary_adjs'] comments_adjs = adjDict['comments_adjs'] title = adjDict['title'] rating_average = adjDict['rating_average'] comments_count = adjDict['comments_count'] doc = Document() doc.add(Field("folder",folder,t1)) doc.add(Field("title", title, t1)) doc.add(Field("subject_id", subject_id, t1)) doc.add(IntField("comments_count", comments_count, Field.Store.YES)) doc.add(FloatField("rating_average", rating_average, Field.Store.YES)) if len(summary_adjs)>0: print summary_adjs exit() doc.add(Field("summary_adjs", summary_adjs, t2)) #if len(comments_adjs)>0: doc.add(Field("comments_adjs", comments_adjs, t2)) writer.addDocument(doc)
def reindex(self): ''' Re-indexes the entire database into Index file''' start = time.time() # get all posts posts = self._tuples_to_dict(self._fetch_all_questions(), self._posts_fields) if not posts: raise Exception("FATAL Error: Could not fetch posts from Database") # open indexer # lucene.initVM(vmargs=['-Djava.awt.headless=true']) # print 'lucene', lucene.VERSION store = SimpleFSDirectory(File(self.index_dir)) analyzer = StandardAnalyzer(Version.LUCENE_CURRENT) config = IndexWriterConfig(Version.LUCENE_CURRENT, analyzer) config.setOpenMode(IndexWriterConfig.OpenMode.CREATE_OR_APPEND) writer = IndexWriter(store, config) indexedField = FieldType() indexedField.setIndexed(True) indexedField.setStored(True) indexedField.setTokenized(True) indexedField.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) storedField = FieldType() storedField.setIndexed(False) storedField.setStored(True) storedField.setTokenized(False) storedField.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) fieldTypes = { 'type' : storedField, 'id' : storedField, 'title' : indexedField, 'question' : indexedField, 'answer' : indexedField, # 'comment' : indexedField, 'tag' : indexedField, 'extra' : indexedField, } # get their comments num_docs = 0 for post in posts: if self.status_mode: print "\r {0:.2f} %complete".format(((num_docs/142627.0)*100)), if self.debug : print "\n","*"*20,"\nIndexing post: ", post['id'], "from ", post['extra'] if self.debug and self.verbose_values: print post answers = self._tuples_to_dict(self._fetch_all_answers(post['id'], post['extra']), self._answer_fields) # add comment field for answer in answers: num_docs += 1 if self.debug: print "\n","+"*10, "\nMaking new Document" doc = Document() if self.debug: print "Adding doc type" doc.add(Field("type", self.doctype, fieldTypes['type'])) # make fields if self.debug: print "Adding post fields" for i in xrange(len(self._posts_fields)): f = Field(self._posts_fields[i], self._cleanup_tag(post[self._posts_fields[i]]), fieldTypes[self._posts_fields[i]]) f.setBoost(self._fields_boost[self._posts_fields[i]]) doc.add(f) if self.status_mode: print "\t Indexing answer: ", answer['answer_id'] if self.debug and self.verbose_values: print answer # answered_doc = copy.deepcopy(doc) # make comment field f = Field("answer", self._cleanup_tag(answer['answer']), fieldTypes['answer']) f.setBoost(self._fields_boost['answer']) doc.add(f) # calculate paths # commented_doc = copy.deepcopy(answered_doc) # comments = self._comments_to_comment_string(self._tuples_to_dict(self._fetch_all_comments(answer['id']), self._comment_fields)) # if self.debug: print "\t\tAdding comments: ", comments # commented_doc.add(Field("comment", self._cleanup_tag(comments), fieldTypes['comment'])) # write index if self.debug: print "\tAdding document {doc_id} to index".format(doc_id=post['id']) writer.addDocument(doc) # del answered_doc # del commented_doc if self.debug: print "Commiting document to index" writer.commit() # close index if self.status_mode: print "Closing index write" writer.close() end = time.time() - start if self.status_mode: print "\n","-"*20, \ "\nTotal time spent in indexing: ", end, "seconds" \ "\nIndexed {num_docs} documents".format(num_docs=num_docs)
doc.add(Field("former_scents", former_scents, t3)) mid_scents = ' '.join(scents_list[1]) doc.add(Field("mid_scents", mid_scents, t3)) last_scents = ' '.join(scents_list[2]) doc.add(Field("last_scents", last_scents, t3)) except Exception, e: print "Failed in indexDocs:", e print line print cnt cnt += 1 writer.addDocument(doc) except Exception, e: print "Failed in indexDocs:", e t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(False) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t3 = FieldType() t3.setIndexed(True) t3.setStored(True) t3.setTokenized(True) t3.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t2 = FieldType() t2.setIndexed(True) t2.setStored(False) t2.setTokenized(False) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS)
def indexTable(self, writer): #connection con = None #define the index of all the fields #---------step 2---------- con = mdb.connect('localhost','root','testgce','moviedata') #t_num = FieldType.NumericType it is wrong!! t_num = FieldType() t_num.setStored(False) t1 = FieldType() t1.setIndexed(True) t1.setStored(True) t1.setTokenized(False) t1.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) t2 = FieldType() t2.setIndexed(True) t2.setStored(False) t2.setTokenized(True) t2.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) t3 = FieldType() t3.setIndexed(True) t3.setStored(True) t3.setTokenized(True) t3.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS) with con: # Careful with codecs con.set_character_set('utf8') cur = con.cursor() # Aagin the codecs cur.execute('SET NAMES utf8;') cur.execute('SET CHARACTER SET utf8;') cur.execute('SET character_set_connection=utf8;') #------step 3------ cur.execute("SELECT * FROM movie_items") numrows = int(cur.rowcount) print 'numrows:',numrows for i in range(numrows): row = cur.fetchone() #------step 4------ summary = row[SUMMARY] subject_id = row[SUBJECT_ID] print 'id'+subject_id #print 'summary'+summary+'end' doc = Document() #fields which should not be analyzed doc.add(FloatField("rating_average",float(row[RATING_AVERAGE]),Field.Store.NO)) doc.add(FloatField("rating_stars", float(row[RATING_STARS]), Field.Store.NO)) doc.add(IntField("reviews_count", int(row[REVIEWS_COUNT]), Field.Store.NO)) #doc.add(FloatField("year", float(row[YEAR]), Field.Store.NO)) doc.add(IntField("collect_count", int(row[COLLECT_COUNT]), Field.Store.NO)) doc.add(IntField("subject_id", int(subject_id), Field.Store.YES)) doc.add(IntField("comments_count", int(row[COMMENTS_COUNT]), Field.Store.NO)) doc.add(IntField("ratings_count", int(row[RATINGS_COUNT]), Field.Store.NO)) doc.add(Field("image_small", row[IMAGE_SMALL], t1)) #fields which should be analyzed with WhitespaceAnalyzer doc.add(Field("countries", row[COUNTRIES].replace(delim,' '), t3)) doc.add(Field("casts", row[CASTS].replace(delim,' '), t3)) doc.add(Field("genres", row[GENRES].replace(delim,' '), t3)) doc.add(Field("subtype", row[SUBTYPE].replace(delim,' '), t2)) doc.add(Field("directors", row[DIRECTORS].replace(delim,' '), t3)) user_tags_str = '' others_like_str = '' # print 'user_tags'+row[USER_TAGS] # print 'others_like'+row[OTHERS_LIKE] if row[USER_TAGS]!='': for tag_pair in row[USER_TAGS].split(delim): if tag_pair!='':#字符串的最后一个字符是:,这样split之后最后一个元素是空字符 user_tags_str = user_tags_str +' '+tag_pair.split(delim_uo)[0] if row[OTHERS_LIKE]!='': for like_pair in row[OTHERS_LIKE].split(delim): if like_pair!='': others_like_str = others_like_str +' '+like_pair.split(delim_uo)[1] # print user_tags_str # print others_like_str doc.add(Field("user_tags", user_tags_str, t3)) doc.add(Field("others_like", others_like_str, t3)) #fields which should be analyzed with good analyzer doc.add(Field("title", row[TITLE], t3)) doc.add(Field("original_title", row[ORIGINAL_TITLE], t2)) doc.add(Field("summary_segmentation", row[SUMMARY_SEGMENTATION], t2)) doc.add(Field("aka", row[AKA], t2)) if len(summary) > 0: print subject_id +'--->'+':\n '+ row[TITLE] try: summary_unicoded = unicode(summary, 'utf-8') #test the encoding except Exception,e: print "Decode Failed: ", e doc.add(Field('summary', summary, t2)) else: print "warning:\n" + subject_id +'---> No content!' writer.addDocument(doc)