kurehajime/vschart.html

## vschart.html
<html>
<head>
</head>
<body style="">
<p>&nbsp;</p>
<p>
<meta charset="UTF-8"></meta>
<title>比較くん</title>
<link rel="stylesheet" href="http://code.jquery.com/mobile/1.1.0/jquery.mobile-1.1.0.min.css" />
<script type="text/javascript" src="http://code.jquery.com/jquery-1.7.1.min.js"></script>
<script type="text/javascript" src="http://code.jquery.com/mobile/1.1.0/jquery.mobile-1.1.0.min.js"></script>
<div data-role="page" id="first">
    <div data-role="content">
        <h1>どっちが人気？</h1>
        <form action="/vschart.html" method="get">
比較対象をカンマ区切りで入れてね。過去一ヶ月間のネット上での注目度合いを比較するよ。
<input type="text" name="q" id="q" size="40" value="{{ q }}"><input type="submit" value="比較する">
        </form>
        <div>
            <img src="{{ url }}" alt="たんぽぽ">
        </div>
</div>
</div>
</body>
</html>

## vschart.py
#!/usr/bin/env python
# -*- coding: utf-8 -*-
import webapp2
import os
import urllib
from google.appengine.ext.webapp import template
from datetime import datetime, timedelta
from xml.etree.ElementTree import *


class VsChart(webapp2.RequestHandler):
    def get(self):
        if self.request.get('q')!="":
            url=self.get_hatebu_chart_url(self.request.get('q').replace(" ",",").split(","))
        else:
            url=""
        q=self.request.get('q')
        template_values={
        'url':url,
        'q':q
        }
        path = os.path.join(os.path.dirname(__file__), 'html/vschart.html')
        self.response.out.write(template.render(path, template_values))

    def count_hatebu_tag(self,q):
        count=0
        ago_30=datetime.today()-timedelta(days=30)
        tree = parse(urllib.urlopen('http://b.hatena.ne.jp/search/tag?q=' + q + '&mode=rss'))
        for i in tree.findall('./{http://purl.org/rss/1.0/}item'):
            if ago_30 <= datetime.strptime(i.find('{http://purl.org/dc/elements/1.1/}date').text.split("T")[0], "%Y-%m-%d"):
                count += int(i.find('{http://www.hatena.ne.jp/info/xmlns#}bookmarkcount').text)
        return count

    def get_hatebu_chart_url(self,qList):
        countList=[]
        allCount=0
        for q in qList:
            count = self.count_hatebu_tag(q.encode("utf-8"))
            allCount+=count
            countList.append(count)
        if allCount != 0:
            perList = [str((c*100 / allCount)) for c in countList]
        else:
            perList = ["0"]*len(qList)
        return "https://chart.googleapis.com/chart?cht=p3&chs=400x200&chd=t:"+",".join(perList)+"&chl="+"|".join(qList)


app = webapp2.WSGIApplication([
    ('/vschart.html', VsChart)
    ], debug=True)
	<html>
	<head>
	</head>
	<body style="">
	<p> </p>
	<p>
	<meta charset="UTF-8"></meta>
	<title>比較くん</title>
	<link rel="stylesheet" href="http://code.jquery.com/mobile/1.1.0/jquery.mobile-1.1.0.min.css" />
	<script type="text/javascript" src="http://code.jquery.com/jquery-1.7.1.min.js"></script>
	<script type="text/javascript" src="http://code.jquery.com/mobile/1.1.0/jquery.mobile-1.1.0.min.js"></script>
	<div data-role="page" id="first">
	<div data-role="content">
	<h1>どっちが人気？</h1>
	<form action="/vschart.html" method="get">
	比較対象をカンマ区切りで入れてね。過去一ヶ月間のネット上での注目度合いを比較するよ。
	<input type="text" name="q" id="q" size="40" value="{{ q }}"><input type="submit" value="比較する">
	</form>
	<div>
	<img src="{{ url }}" alt="たんぽぽ">
	</div>
	</div>
	</div>
	</body>
	</html>
	#!/usr/bin/env python
	# -- coding: utf-8 --
	import webapp2
	import os
	import urllib
	from google.appengine.ext.webapp import template
	from datetime import datetime, timedelta
	from xml.etree.ElementTree import *


	class VsChart(webapp2.RequestHandler):
	def get(self):
	if self.request.get('q')!="":
	url=self.get_hatebu_chart_url(self.request.get('q').replace(" ",",").split(","))
	else:
	url=""
	q=self.request.get('q')
	template_values={
	'url':url,
	'q':q
	}
	path = os.path.join(os.path.dirname(__file__), 'html/vschart.html')
	self.response.out.write(template.render(path, template_values))

	def count_hatebu_tag(self,q):
	count=0
	ago_30=datetime.today()-timedelta(days=30)
	tree = parse(urllib.urlopen('http://b.hatena.ne.jp/search/tag?q=' + q + '&mode=rss'))
	for i in tree.findall('./{http://purl.org/rss/1.0/}item'):
	if ago_30 <= datetime.strptime(i.find('{http://purl.org/dc/elements/1.1/}date').text.split("T")[0], "%Y-%m-%d"):
	count += int(i.find('{http://www.hatena.ne.jp/info/xmlns#}bookmarkcount').text)
	return count

	def get_hatebu_chart_url(self,qList):
	countList=[]
	allCount=0
	for q in qList:
	count = self.count_hatebu_tag(q.encode("utf-8"))
	allCount+=count
	countList.append(count)
	if allCount != 0:
	perList = [str((c*100 / allCount)) for c in countList]
	else:
	perList = ["0"]*len(qList)
	return "https://chart.googleapis.com/chart?cht=p3&chs=400x200&chd=t:"+",".join(perList)+"&chl="+"\|".join(qList)


	app = webapp2.WSGIApplication([
	('/vschart.html', VsChart)
	], debug=True)