Python + Bottle + 谷歌搜索Api 实现简单搜索引擎
2024-09-04 23:29:23
1.运行环境
- python3
- centos7
2.Bottle的使用
使用bottle主要是因为它仅用python自带的库即可实现对web的搭建。
bottle源码分析
bottle使用教程
3.代码
#app.py
from bottle import route, run ,Bottle ,error ,static_file ,request
from bottle import view , template
from app import search
from data import db
import json
#import views
#实例化一个app
app = Bottle()
#读取api数据
data = db.data()
data.read()
@app.route('/')
@view("home")
def index():
"""
首页
"""
return #template('home')
@app.route('/<query>')
@view("search")
def query(query):
"""
执行查询操作：/关键词
"""
global data
key = data.touch()
res = search.query(query,key)
res = json.loads(res)
return res
@app.route('/api/<query>')
def apiQuery(query):
"""
查询接口的api，返回json数据
"""
global data
key = data.touch()
res = search.apiQuery(query,key)
#res = json.loads(res)
return res
@app.route('/man/getall')
def manGetall():
"""
获取所有api信息
"""
global data
#res = json.loads(res)
list = data.getAll()
res = ''
for i in list:
res = res + i[0] + " " + i[1] + "<br>"
print(res)
return res
@app.route('/search')
@view("search")
def query2():
"""
另一种搜索传参方式：q=关键词
"""
global data
key = data.touch()
q = request.query.q
#print(q)
res = search.query(q,key)
res = json.loads(res)
return res
@error(404)
def error404(error):
"""
404
"""
return 'Nothing here, sorry'
@app.route('/static/<filename>')
def server_static(filename):
"""
静态文件返回数据
"""
#print("***")
#filename = filename + ".ico"
return static_file(filename, root='./static')
app.run(host='localhost', port=9090)
#search.py
import urllib
import urllib.request
from urllib import parse
import json
#指定站点搜索：siteSearch
def query(q,key):
url = 'https://www.googleapis.com/customsearch/v1?cx=012564558536199079522:s1cewzl004i&safe=active&key='
q = parse.quote(q)
url = url + key + "&q=" + q
resB = urllib.request.urlopen(url)
res = resB.read().decode('utf-8')
return res
def apiQuery(q,key):
url = 'https://www.googleapis.com/customsearch/v1?cx=012564558536199079522:s1cewzl004i&safe=active&key='
q = parse.quote(q)
url = url + key + "&q=" + q
resB = urllib.request.urlopen(url)
res = resB.read().decode('utf-8')
return res
#db.py
class data:
def read(self):
fp = open("data//data.txt",encoding="utf-8")
'''
#方法一
line = fp.readline()
print(line)
key = []
i = 0
while(line):
str = line.split()
#print("***")
#print(str)
key.append(str)
line = fp.readline()
i = i + 1
self.key = key
fp.close()'''
#方法二
key = []
str = fp.read()
tmp = str.split("\n")
for i in range(len(tmp)):
key.append(tmp[i].split())
self.key = key
fp.close()
#print(key)
def write(self):
"""
保存api key
"""
key = self.key
fp = open("data//data.txt","w+")
for i in range(len(key)):
fp.writelines(key[i][0]+" "+key[i][1])
fp.close()
def touch(self):
"""
随机获取一个api key
"""
key = self.key
k = 0
for i in range(len(key)):
if(key[k][1]>key[i][1]):
k = i
x = key[k][1]
key[k][1] = (str)(1 + (int)(x))
#key[k][i] += 1
return key[k][0]
def getAll(self):
"""
获取所有api key
"""
return self.key
def add(self,list):
"""
添加api key
"""
self.key.append(list)
def delOne(self,index):
"""
删除一个 api key
"""
self.key.pop(index)
#home.tpl
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="description" content="">
<title>冒号--www.mho.cx</title>
<!-- 新 Bootstrap 核心 CSS 文件 -->
<link href="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
<!-- jQuery文件。务必在bootstrap.min.js 之前引入 -->
<script src="https://cdn.staticfile.org/jquery/2.1.1/jquery.min.js"></script>
<!-- 最新的 Bootstrap 核心 JavaScript 文件 -->
<script src="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/js/bootstrap.min.js"></script>
<link rel="shortcut icon" href="static/fa.ico" />
</head>
<body>
<div class="panel panel-default container navbar-static-top" style="max-width:900px;">
<div class="panel-body">
<h3 class="text-center"><a href="https://www.mho.cx">冒号搜索</a></h3>
<form class="bs-example bs-example-form container" style="max-width:800px;" role="form" method="get" action="https://mho.cx/search">
<div class="input-group">
<input type="text" class="form-control" placeholder="发现这个世界！" name="q" >
<span class="input-group-btn">
<button class="btn btn-default" type="summit">
GO!
</button>
</span>
</div>
</form>
</div>
</div>
<div class="panel panel-default container" style="max-width:900px;">
<div class="panel-body">
<img src="http://img.zcool.cn/community/010b9c57748a930000012e7e419c08.png@2o.png" style="width:100%;">
</div>
</div>
<div class="panel panel-default container navbar-static-bottom" style="max-width:900px;">
<div class="panel-body">
<h5 class="text-center"><a href="https://www.mho.cx">©2019 冒号:</a></h3>
</div>
</div>
</body>
</html>
#search.tpl
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="description" content="">
<title>冒号:搜索->
{{queries['request'][0]['searchTerms']}}
</title>
<!-- 新 Bootstrap 核心 CSS 文件 -->
<link href="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
<!-- jQuery文件。务必在bootstrap.min.js 之前引入 -->
<script src="https://cdn.staticfile.org/jquery/2.1.1/jquery.min.js"></script>
<!-- 最新的 Bootstrap 核心 JavaScript 文件 -->
<script src="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/js/bootstrap.min.js"></script>
<link rel="shortcut icon" href="static/fa.ico" />
</head>
<body>
<div class="panel panel-default navbar-fixed-top">
<div class="panel-heading">
<h3 class="panel-title text-center"><a href="http://www.mho.cx">冒号搜索</a></h3>
</div>
<div class="panel-body">
<form class="bs-example bs-example-form container" role="form" style="max-width:800px;" method="get" action="https://mho.cx/search">
<div class="input-group">
<input type="text" class="form-control" placeholder="发现这个世界！" name="q" value="{{queries['request'][0]['searchTerms']}}">
<span class="input-group-btn">
<button class="btn btn-default" type="summit">
GO!
</button>
</span>
</div>
</form>
</div>
</div>
<div class="panel panel-default">
<div class="panel-heading">
<h3 class="panel-title text-center"><a href="https://www.mho.cx">冒号搜索</a></h3>
</div>
<div class="panel-body">
<form class="bs-example bs-example-form container" style="max-width:800px;" role="form" method="get" action="https://mho.cx/search">
<div class="input-group">
<input type="text" class="form-control" placeholder="发现这个世界！" name="q" value="{{queries['request'][0]['searchTerms']}}">
<span class="input-group-btn">
<button class="btn btn-default" type="button">
GO!
</button>
</span>
</div>
</form>
</div>
</div>
%if queries['request'][0]['totalResults']!="0":
<div class="panel panel-default">
<div class="panel-body">
%for i in items:
<div class="well container" style="max-width:800px;">
<p>
<h4><a href="{{i['link']}}" target="_blank">{{i['title']}}</a></h4>
</p>
<p><strong>{{i['snippet']}}</strong></p>
<p>{{i['displayLink']}}</p>
</div>
%end
</div>
</div>
%else:
<div class="panel panel-default">
<div class="panel-body">
<div class="well container" style="max-width:800px;">
<p>
<h4>Sorry , no found</h4>
</p>
</div>
</div>
</div>
%end
<div class="panel panel-default container navbar-static-bottom" style="max-width:800px;">
<div class="panel-body">
<h5 class="text-center"><a href="https://www.mho.cx">©2019 冒号:</a></h3>
</div>
</div>
</body>
</html>
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