├── .gitignore ├── LICENSE ├── deploy ├── alias_v2_ik.sh ├── mapping_ik.sh ├── mongo2es.py ├── nginx_ninja.conf ├── uwsgi_sock.sh └── uwsgi_tcp.sh ├── index.py ├── index.sh ├── readme.md ├── requirements.txt ├── search ├── __init__.py └── search.py ├── settings.py ├── static ├── css │ ├── index.css │ ├── jquery-ui.min.css │ ├── result.css │ └── result_small.css ├── favicon.ico ├── image │ ├── ninja.png │ └── ninja.svg └── js │ ├── index.js │ └── jquery-ui.min.js ├── templates ├── index.html ├── result.html └── result_base.html └── util ├── __init__.py ├── ago.py └── page.py /.gitignore: -------------------------------------------------------------------------------- 1 | # Byte-compiled / optimized / DLL files 2 | __pycache__/ 3 | *.py[cod] 4 | 5 | # C extensions 6 | *.so 7 | 8 | # Distribution / packaging 9 | .Python 10 | env/ 11 | build/ 12 | develop-eggs/ 13 | dist/ 14 | eggs/ 15 | lib/ 16 | lib64/ 17 | parts/ 18 | sdist/ 19 | var/ 20 | *.egg-info/ 21 | .installed.cfg 22 | *.egg 23 | 24 | # Installer logs 25 | pip-log.txt 26 | pip-delete-this-directory.txt 27 | 28 | # Unit test / coverage reports 29 | htmlcov/ 30 | .tox/ 31 | .coverage 32 | .cache 33 | nosetests.xml 34 | coverage.xml 35 | 36 | # Translations 37 | *.mo 38 | *.pot 39 | 40 | # Django stuff: 41 | *.log 42 | 43 | # Sphinx documentation 44 | docs/_build/ 45 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | The MIT License (MIT) 2 | 3 | Copyright (c) 2014 dbbbit 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy of 6 | this software and associated documentation files (the "Software"), to deal in 7 | the Software without restriction, including without limitation the rights to 8 | use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of 9 | the Software, and to permit persons to whom the Software is furnished to do so, 10 | subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS 17 | FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR 18 | COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER 19 | IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 20 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 21 | -------------------------------------------------------------------------------- /deploy/alias_v2_ik.sh: -------------------------------------------------------------------------------- 1 | #!/bin/bash 2 | # v2 --> ik 3 | # [why use alias?] http://www.elasticsearch.org/blog/changing-mapping-with-zero-downtime/ 4 | # [Doc] http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/indices-aliases.html 5 | 6 | curl -XPOST localhost:9200/_aliases -d ' 7 | { 8 | "actions": [ 9 | { "add": { 10 | "alias": "v2", 11 | "index": "ik" 12 | }} 13 | ] 14 | } 15 | ' 16 | -------------------------------------------------------------------------------- /deploy/mapping_ik.sh: -------------------------------------------------------------------------------- 1 | #!/bin/bash 2 | curl -XPUT "http://localhost:9200/ik" 3 | curl -XPUT "http://localhost:9200/ik/topic/_mapping" -d ' 4 | { 5 | "topic": { 6 | "_all": { 7 | "indexAnalyzer": "ik", 8 | "searchAnalyzer": "ik", 9 | "term_vector": "no", 10 | "store": "false" 11 | }, 12 | "properties": { 13 | "content": { 14 | "type": "string", 15 | "term_vector": "with_positions_offsets", 16 | "indexAnalyzer": "ik", 17 | "searchAnalyzer": "ik", 18 | "include_in_all": "true" 19 | }, 20 | "content_rendered": { 21 | "type": "string", "index":"no" 22 | }, 23 | "created": { 24 | "type": "long", "store":"yes" 25 | }, 26 | "last_modified": { 27 | "type": "long" 28 | }, 29 | "last_touched": { 30 | "type": "long" 31 | }, 32 | "member": { 33 | "properties": { 34 | "avatar_large": { 35 | "type": "string", "index":"no" 36 | }, 37 | "avatar_mini": { 38 | "type": "string", "index":"no" 39 | }, 40 | "avatar_normal": { 41 | "type": "string", "index":"no" 42 | }, 43 | "id": { 44 | "type": "long" 45 | }, 46 | "tagline": { 47 | "type": "string", "index":"no" 48 | }, 49 | "username": { 50 | "type": "string", "index":"no" 51 | } 52 | } 53 | }, 54 | "node": { 55 | "properties": { 56 | "avatar_large": { 57 | "type": "string", "index":"no" 58 | }, 59 | "avatar_mini": { 60 | "type": "string", "index":"no" 61 | }, 62 | "avatar_normal": { 63 | "type": "string", "index":"no" 64 | }, 65 | "id": { 66 | "type": "long" 67 | }, 68 | "name": { 69 | "type": "string", "index":"no" 70 | }, 71 | "title": { 72 | "type": "string", 73 | "index":"no" 74 | }, 75 | "topics": { 76 | "type": "long" 77 | }, 78 | "url": { 79 | "type": "string", "index":"no" 80 | } 81 | } 82 | }, 83 | "replies": { 84 | "type": "long", "store":"yes" 85 | }, 86 | "rcontent": { 87 | "type": "string", 88 | "term_vector": "with_positions_offsets", 89 | "indexAnalyzer": "ik", 90 | "searchAnalyzer": "ik", 91 | "include_in_all": "true", 92 | "boost":0.7 93 | }, 94 | "title": { 95 | "type": "string", 96 | "term_vector": "with_positions_offsets", 97 | "indexAnalyzer": "ik", 98 | "searchAnalyzer": "ik", 99 | "include_in_all": "true", 100 | "boost":1.5 101 | }, 102 | "url": { 103 | "type": "string", "index":"no" 104 | } 105 | } 106 | } 107 | 108 | } 109 | ' 110 | 111 | 112 | -------------------------------------------------------------------------------- /deploy/mongo2es.py: -------------------------------------------------------------------------------- 1 | #!/usr/bin/python 2 | import time 3 | import sys 4 | from elasticsearch import Elasticsearch 5 | from datetime import datetime 6 | from pymongo import MongoClient 7 | import requests 8 | 9 | es = Elasticsearch() 10 | client = MongoClient('mongodb://localhost:27017/') 11 | db = client['v2ex']['topic'] 12 | 13 | 14 | def max_id(): 15 | 16 | #: get max document id 17 | return db.find().sort("_id", -1).limit(1)[0]['_id'] 18 | 19 | 20 | def index(index_name, start_id=None, end_id=None): 21 | 22 | if not end_id: 23 | end_id = max_id() 24 | if not start_id: 25 | start_id = end_id - 200 26 | 27 | #: select * from topic where _id < end_id order by _id desc limit (end_id - start_id) 28 | cursor = db.find({"_id":{"$lt": end_id}}) \ 29 | .sort([('_id',-1)]) \ 30 | .batch_size(10) \ 31 | .limit(end_id - start_id) 32 | 33 | for item in cursor: 34 | item['created'] = item['created'] * 1000 35 | item['last_modified'] = item['last_modified'] * 1000 36 | item['last_touched'] = item['last_touched'] * 1000 37 | 38 | #: merge repies to topic 39 | item['rcontent'] = get_replies(item['_id']) 40 | try: 41 | a = time.time() 42 | es.index(index=index_name, doc_type="topic", id=item['_id'], body=item) 43 | b = time.time() 44 | 45 | except Exception, e: 46 | print(e) 47 | time.sleep(5) 48 | continue 49 | 50 | info = str(datetime.now()) + "cost %d ms: topic %d indexed."%((b-a)*1000, item['_id']) 51 | print(info) 52 | 53 | 54 | def get_replies(topic_id): 55 | 56 | """ 57 | get repies of topic_id 58 | return 59 | string: 60 | 'username created content username created content ...' 61 | """ 62 | 63 | rcontent = u"" 64 | db = client['v2ex']['reply'] 65 | 66 | for r in db.find({"topic_id":topic_id}): 67 | rcontent += r['member']['username'] 68 | rcontent += " " + datetime.fromtimestamp(r['created']).strftime('%Y-%m-%d') 69 | rcontent += " " + r['content'] + " " 70 | 71 | return rcontent 72 | 73 | 74 | if __name__ == '__main__': 75 | 76 | """ 77 | usage: 78 | 1 ./deploy/mongo2es.sh 79 | 2 ./deploy/mongo2es.sh start_id=1 end_id=3 80 | 81 | """ 82 | args = {} 83 | 84 | for i in range(len(sys.argv)): 85 | kv = sys.argv[i].split('=') 86 | if len(kv) == 2: 87 | args[kv[0]]= int(kv[1]) 88 | 89 | index('ik', **args) 90 | 91 | -------------------------------------------------------------------------------- /deploy/nginx_ninja.conf: -------------------------------------------------------------------------------- 1 | # config file for nginx 2 | server { 3 | 4 | listen 80; 5 | 6 | location / { try_files $uri @ninja-search-sock; } 7 | 8 | location @ninja-search-sock { 9 | include uwsgi_params; 10 | uwsgi_pass unix:/tmp/uwsgi.sock; 11 | } 12 | 13 | location @ninja-search-tcp { 14 | include uwsgi_params; 15 | uwsgi_pass 127.0.0.1:9090; 16 | } 17 | } 18 | -------------------------------------------------------------------------------- /deploy/uwsgi_sock.sh: -------------------------------------------------------------------------------- 1 | #!/bin/bash 2 | sudo mkdir -p /var/log/ninja-search 3 | sudo uwsgi -s /tmp/uwsgi.sock --module index --callable app --master --processes 4 \ 4 | --daemonize /var/log/ninja-search/uwsgi_server.log 5 | -------------------------------------------------------------------------------- /deploy/uwsgi_tcp.sh: -------------------------------------------------------------------------------- 1 | #!/bin/bash 2 | uwsgi --http :9090 --wsgi-file index.py --callable app --master --processes 4 --stats 127.0.0.1:9191 3 | -------------------------------------------------------------------------------- /index.py: -------------------------------------------------------------------------------- 1 | # coding:utf8 2 | import json 3 | from time import time 4 | from datetime import datetime 5 | from search import Search 6 | from settings import handler, DEBUG 7 | from util import gen_pages, pretty_date 8 | from flask import Flask, request, render_template, jsonify 9 | 10 | app = Flask(__name__) 11 | app.debug = DEBUG 12 | app.logger.addHandler(handler) 13 | 14 | 15 | @app.route("/", methods=['GET']) 16 | @app.route("/api", methods=['GET']) 17 | def index(): 18 | 19 | try: 20 | _from = int(request.args.get('from', '0')) 21 | limit = int(request.args.get('limit', '10')) 22 | q = unicode(request.args.get('q', '')) 23 | s = request.args.get('s', 'sumup') 24 | raw = bool(request.args.get('raw', '')) 25 | 26 | except Exception, e: 27 | result = { 28 | "status_code": 400, 29 | "error": u"(Ｔ▽Ｔ) params error " 30 | } 31 | return jsonify(**result) 32 | 33 | if len(q) == 0 and request.path == '/': 34 | return render_template("index.html") 35 | 36 | #: build search 37 | search = Search(index='v2', doc_type='topic') 38 | search['body']['query'] = \ 39 | { 40 | "multi_match": 41 | { 42 | "query": "%s" % q, 43 | "fields": ["title", "content", "rcontent"] 44 | } 45 | } 46 | search['size'] = limit 47 | search['from_'] = _from 48 | if request.path == '/api': 49 | #: field exclude for api 50 | search['_source_exclude'] = ['content_rendered', 'rcontent'] 51 | 52 | #: choose a sort method from ['sumup','replies','created','match'] 53 | if s == 'match': 54 | search['sort'] = '_score' 55 | 56 | if s in ["replies", "created"]: 57 | search['sort'] = "%s:desc" % s 58 | 59 | if s == 'sumup': 60 | if search['sort']: 61 | del search['sort'] 62 | search['body']['sort'] = { 63 | "_script": { 64 | "script": "(doc['created'].value-1272124800000) * \ 65 | log10(doc['replies'].value+1)* log10(doc.score)", 66 | "type": "number", 67 | "params": { 68 | "factor": 0 69 | }, 70 | "order": "desc" 71 | } 72 | } 73 | 74 | #: do search in es 75 | try: 76 | time0 = time() 77 | result = search.exe() 78 | time1 = time() 79 | except Exception, e: 80 | msg = str(datetime.now()) + '\n' + \ 81 | unicode(request.url) + '\n' + str(e) + '\r\n' 82 | app.logger.error(msg) 83 | result = { 84 | "status_code": 500, 85 | "error": "Sorry,server error T_T" 86 | } 87 | return jsonify(**result) 88 | 89 | # [return] raw json 90 | if raw and app.debug: 91 | return jsonify(**result) 92 | 93 | # [return] api request 94 | if request.path == '/api': 95 | # remove some keys from result 96 | del_key = ['_shards', 'timed_out', 'took'] 97 | for k in del_key: 98 | if k in result: 99 | del result[k] 100 | result['cost_ms'] = int((time1 - time0) * 1000) 101 | 102 | return jsonify(**result) 103 | 104 | # data for template 105 | total = result['hits']['total'] 106 | current = _from / 10 107 | max_page = total / 10 108 | pages = gen_pages(current, max_page) 109 | 110 | sort_by = { 111 | "sumup": u"综合", 112 | "match": u"精确匹配", 113 | "created": u"创建时间", 114 | "replies": u"回复数" 115 | } 116 | 117 | return render_template( 118 | 'result.html', res=result, pages=pages, 119 | current=current, q=q, s=s, cost=time1-time0, pretty_date=pretty_date, 120 | enumerate=enumerate, int=int, sort_by=sort_by, route="") 121 | 122 | 123 | if __name__ == "__main__": 124 | app.run(host="0.0.0.0", port=8000) 125 | -------------------------------------------------------------------------------- /index.sh: -------------------------------------------------------------------------------- 1 | #!/bin/bash 2 | #：定时更新索引 3 | now() 4 | { 5 | date "+%Y-%m-%d" 6 | } 7 | 8 | t=`now` 9 | 10 | cd `dirname $0` 11 | /usr/bin/python ./deploy/mongo2es.py 12 | 13 | 14 | # crontab -e 15 | # add next line to the file 16 | # */35 * * * * sh /home/ubuntu/Repo/ninja-search/index.sh > /tmp/cron_index.log 2>&1 17 | -------------------------------------------------------------------------------- /readme.md: -------------------------------------------------------------------------------- 1 | ninja-search 2 | === 3 | 4 | wiki 5 | ----- 6 | * [Home Page](https://github.com/dbbbit/ninja-search/wiki) 7 | 8 | * [Search Api](https://github.com/dbbbit/ninja-search/wiki/Search-Api) 9 | 10 | require: 11 | -------- 12 | 13 | * flask 14 | * mongodb 15 | * [elasticsearch](http://www.elasticsearch.org/overview/elasticsearch/) + [ik分词插件](https://github.com/medcl/elasticsearch-analysis-ik) 16 | * [v2ex_scrapy](https://github.com/dbbbit/v2ex_scrapy) 17 | 18 | python package 19 | -------------- 20 | 21 | sudo pip install -r requirements.txt 22 | 23 | 24 | elasticsearch 配置 25 | ------------------- 26 | 27 | * [安装 ik 分词](https://github.com/medcl/elasticsearch-analysis-ik) 28 | 29 | * 在 esroot /config /elasticsearch.yml 添加以下内容： 30 | 31 | #: 启用 ES 动态脚本,以提供综合排序 32 | script.disable_dynamic: false 33 | 34 | 35 | 爬取数据 36 | -------- 37 | 38 | * [见 v2ex_scrapy 说明](https://github.com/dbbbit/v2ex_scrapy) 39 | 40 | 41 | 索引 42 | -------- 43 | 44 | * ElasticSearch Scheme Mapping 45 | 46 | sh ninja-search/deploy/mapping_ik.sh 47 | 48 | * 手动创建 Mongo 索引 49 | 50 | db.reply.createIndex({topic_id:1}) 51 | 52 | * 索引数据 53 | 54 | deploy/mongo2es.py 55 | 56 | * 将线上索引指向新的索引 57 | 58 | sh deploy/alias_v2_ik.sh 59 | 60 | 61 | Run 62 | ---- 63 | 64 | sudo python index.py 65 | 66 | 67 | 68 | 69 | 70 | 71 | -------------------------------------------------------------------------------- /requirements.txt: -------------------------------------------------------------------------------- 1 | elasticsearch==1.2.0 2 | pymongo==2.7 3 | Flask 4 | -------------------------------------------------------------------------------- /search/__init__.py: -------------------------------------------------------------------------------- 1 | from search import Search 2 | 3 | -------------------------------------------------------------------------------- /search/search.py: -------------------------------------------------------------------------------- 1 | from elasticsearch import Elasticsearch 2 | import json 3 | 4 | 5 | class Search: 6 | """ API Doc for Python Elasticsearch Client 7 | http://elasticsearch-py.readthedocs.org/en/master/ 8 | """ 9 | es = Elasticsearch() 10 | params = {} 11 | 12 | def __init__(self, **kargs): 13 | 14 | #: highlight some result field 15 | self.params['body'] = { 16 | "highlight": { 17 | "fields": { 18 | "content": {}, 19 | "title": {}, 20 | "rcontent": {}, #: replies 21 | } 22 | }, 23 | } 24 | self.params.update(kargs) 25 | 26 | def __setitem__(self, key, item): 27 | self.params[key] = item 28 | 29 | def __getitem__(self, key): 30 | if key in self.params: 31 | return self.params[key] 32 | 33 | def __delitem__(self, key): 34 | if key in self.params: 35 | del self.params[key] 36 | 37 | def exe(self): 38 | try: 39 | result = self.es.search(**self.params) 40 | except Exception, e: 41 | raise e 42 | 43 | return result 44 | 45 | if __name__ == "__main__": 46 | 47 | s = Search(index="v2", doc_type="topic") 48 | s['size'] = 10 49 | s['q'] = 'content: hello' 50 | s['_source_include'] = ['content', 'title'] 51 | print(s.exe()) 52 | -------------------------------------------------------------------------------- /settings.py: -------------------------------------------------------------------------------- 1 | import logging 2 | from logging.handlers import RotatingFileHandler 3 | 4 | #: logging config 5 | LOGGING_PATH = '/var/log/ninja-search/search_error.log' 6 | 7 | handler = RotatingFileHandler(LOGGING_PATH, maxBytes=1000000) 8 | handler.setLevel(logging.INFO) 9 | 10 | #: debug? 11 | DEBUG = False 12 | -------------------------------------------------------------------------------- /static/css/index.css: -------------------------------------------------------------------------------- 1 | .ninja { 2 | margin: 20% 0 20px; 3 | } 4 | 5 | -------------------------------------------------------------------------------- /static/css/jquery-ui.min.css: -------------------------------------------------------------------------------- 1 | /*! jQuery UI - v1.11.1 - 2014-09-13 2 | * http://jqueryui.com 3 | * Includes: core.css, autocomplete.css, menu.css, theme.css 4 | * To view and modify this theme, visit 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#search-form { 11 | margin-top: 3em; 12 | } 13 | 14 | #cost { 15 | float: left; 16 | margin-right: 2em; 17 | } 18 | 19 | #item { 20 | width: 50%; 21 | padding-bottom: 1em; 22 | } 23 | 24 | #item-title { 25 | overflow: hidden; 26 | text-overflow: ellipsis; 27 | white-space: nowrap; 28 | line-height: normal; 29 | } 30 | 31 | #item-content { 32 | font-color: #545454; 33 | word-wrap: break-word; 34 | } 35 | 36 | #item-info { 37 | color: #888; 38 | font-size: x-small; 39 | } 40 | 41 | #item-extra { 42 | display: block; 43 | color: #888; 44 | font-weight: bold; 45 | } 46 | 47 | #item-avatar { 48 | float: left; 49 | margin-right: 1.5em; 50 | width: 28px; 51 | } 52 | 53 | #item-info> p { 54 | margin-bottom: 0.3em; 55 | } 56 | 57 | #search-container { 58 | width: 102%; 59 | background-color: #fefefe; 60 | padding-top: 2em; 61 | margin-left: -9em; 62 | } 63 | 64 | .container { 65 | margin-left: 8em; 66 | } 67 | 68 | .pagination { 69 | margin-left: -1em; 70 | } 71 | 72 | #ninja { 73 | float: left; 74 | margin-right: -1em; 75 | } 76 | 77 | .pagination .active a { 78 | background-color: #000; 79 | border-color: #000; 80 | } 81 | .pagination .active a:hover { 82 | background-color: red; 83 | border-color: red; 84 | } 85 | .pagination> li> a { 86 | color: #000; 87 | } 88 | .pagination> li> a:hover { 89 | color: red; 90 | } 91 | 92 | /* stats */ 93 | #histats_counter { 94 | display: none; 95 | } 96 | -------------------------------------------------------------------------------- /static/css/result_small.css: -------------------------------------------------------------------------------- 1 | em { 2 | color: rgb(201, 24, 24); 3 | font-style: normal; 4 | } 5 | 6 | #ninja { 7 | margin: 1em 0em 1em 6em; 8 | } 9 | 10 | #cost { 11 | margin-left: 1em; 12 | float: left; 13 | } 14 | 15 | #sort-by { 16 | display: none; 17 | } 18 | 19 | #sort-bar { 20 | margin-left: 1.5em; 21 | } 22 | 23 | #item { 24 | margin-left: 1em; 25 | border-top: 1px solid #ebebeb; 26 | } 27 | 28 | #item-title { 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https://raw.githubusercontent.com/dbbbit/ninja-search/395b265d22064316b187a8accea92c95a0023838/static/image/ninja.png -------------------------------------------------------------------------------- /static/image/ninja.svg: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | ninja 5 | Created with Sketch. 6 | 7 | 8 | 9 | 10 | 11 | 12 | -------------------------------------------------------------------------------- /static/js/index.js: -------------------------------------------------------------------------------- 1 | $(function ($) { 2 | // http://api.jqueryui.com/autocomplete/ 3 | var q = $('#keyword'), 4 | max_suggest = 10, //读本地词库时的最大提示数 5 | cache = {}, 6 | local_default = [ 7 | "Project Babel", "V2EX", "OLIVIDA", "音乐", "电影", "地球", "BFBC2", "iPhone", "iPad", "MacBook Pro", "Linux", "问与答", "iDev", "Google App Engine", "Twitter", "分享发现", "分享创造", "上海", "北京", "广州", "深圳", "Mac OS X", "Kevin Kelly", "数学", "丽江", "杭州", "摄影", "Project Picky", 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"Wii U", "Linux Mint", "外汇交易", "魔兽争霸", "MODO", "Lynda", "Mudbox", "情感问题", "Titanfall", "Percona", "KVM", "Sentry", "Rust", "Serf", "Boston", "CoreOS", "体育运动", "OUYA", "OpenCL", "WebP", "Wagas", "MBTI", "职场话题", "iBeacon", "GitHub", "Atom", "Bose", "Sputnik", "PowerShell", "搜索引擎优化", "Ace", "SolarCity", "SpaceX", "Hack", "Avocado", "Sketch", "RFC", "Medium", "Samsung", "Tarsnap", "沈阳", "SSDB", "Rust", "前端开发", "Servo", "Phabricator", "bong", "AVOS Cloud", "ThinkPad", "太阳能", "日志处理", "雅思", "工作假期签证", "Syslog", "Uber", "Twitch", "买买买", "Notes", "OpenWrt", "福特", "奔驰", "Battlefield Hardline", "模拟驾驶", "OneAPM", "草稿箱", "抑郁症", "AngularJS", "Tesla", "Destiny", "Waze", "Factorio", " WATCH", "Corvette" 8 | ] 9 | 10 | var filter = function (array, searching_str) { 11 | return $.grep(array, function (value) { 12 | //关键字满足开头才返回,忽略大小写 13 | return 0 === value.toLowerCase().indexOf(searching_str.toLowerCase()) 14 | }).slice(0, max_suggest) 15 | } 16 | 17 | q.autocomplete({ 18 | source: function (rq, rsp) { 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