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feed2mobi.py
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feed2mobi.py
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#!/usr/bin/env python
#coding=utf-8
import hashlib
import os
import time,datetime
import re
import urllib
import string
import uuid
import socket
import urllib2
from urllib import quote_plus
import sys
sys.path.append(os.path.join(os.path.dirname(__file__), 'lib'))
import feedparser
from tornado import template
from tornado import escape
from BeautifulSoup import BeautifulSoup
from selector import HtmlXPathSelector
try:
from tornado import httpclient
except:
httpclient = None
import encodings
encodings.aliases.aliases['gb2312'] = 'gb18030'
encodings.aliases.aliases['gbk'] = 'gb18030'
iswindows = 'win32' in sys.platform.lower() or 'win64' in sys.platform.lower()
isosx = 'darwin' in sys.platform.lower()
isfreebsd = 'freebsd' in sys.platform.lower()
islinux = not(iswindows or isosx or isfreebsd)
if iswindows:
kindlegen = os.path.join(os.path.dirname(__file__), 'kindlegen.exe')
else:
kindlegen = os.path.join(os.path.dirname(__file__), 'kindlegen')
data_dir = os.path.abspath(os.path.dirname(__file__))
BOOK_TEMPLATE = """<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>{{ title }}</title>
<style type="text/css">
body{
font-size: 1.1em;
margin:0 5px;
}
h1{
font-size:4em;
font-weight:bold;
}
h2 {
font-size: 1.2em;
font-weight: bold;
margin:0;
}
a {
color: inherit;
text-decoration: inherit;
cursor: default
}
a[href] {
color: blue;
text-decoration: underline;
cursor: pointer
}
p{
text-indent:1.5em;
line-height:1.5em;
margin-top:0;
margin-bottom:0;
}
.italic {
font-style: italic
}
#cover{
text-align:center;
}
#toc{
page-break-after: always;
}
#content{
margin-top:10px;
page-break-after: always;
}
</style>
</head>
<body>
<div id="cover">
<img src="cover.jpg" />
<h1 id="title">{{ title }}</h1>
{{ create_time }}<br />
<small><a href="http://dogear.mobi/">dogear.mobi</a></small>
</div>
<mbp:pagebreak/>
<div id="toc">
<h2>Table of Contents</h2>
<ol>
{% for entry in entries %}
<li>
<a href="#entry{{ entry['index'] }}">{{ entry['title'] }}</a>
{% if entry['updated'] %}
<small class="last_updated">[{{ entry['updated'] }}]</small>
{% end %}
</li>
{% end %}
</ol>
</div>
<mbp:pagebreak/>
<div id="content">
{% for entry in entries %}
<div id="entry{{ entry['index'] }}" class="entry">
<h2>
<a href="{{ entry['link'] }}">{{ entry['title'] }}</a>
<small class="italic">{{ entry['updated'] }}</small>
</h2>
<div base="{{ entry['base'] }}" class="entry_content">
{{ entry['summary'] }}
</div>
</div>
{% end %}
</div>
</body>
</html>
"""
NCX_TEMPLATE = """<?xml version="1.0" encoding="UTF-8"?>
<ncx xmlns="http://www.daisy.org/z3986/2005/ncx/" version="2005-1" xml:lang="zh-CN">
<head>
<meta name="dtb:uid" content="{{ uuid }}"/>
<meta name="dtb:depth" content="4"/>
<meta name="dtb:totalPageCount" content="0"/>
<meta name="dtb:maxPageNumber" content="0"/>
</head>
<docTitle><text>{{ title }}</text></docTitle>
<docAuthor><text>dogear.in</text></docAuthor>
<navMap>
<navPoint class="periodical">
<navLabel><text>dogear feeds</text></navLabel>
<content src="content.html"/>
<content src="content_.html"/>
<navPoint class="section">
<navLabel><text>{{ title }}</text></navLabel>
<content src="content.html"/>
{% for entry in entries %}
<navPoint class="article" id="article{{ entry['index'] }}" playOrder="{{ entry['index'] }}">
<navLabel><text>{{ entry['title'] }}</text></navLabel>
<content src="content.html#entry{{ entry['index'] }}"/>
</navPoint>
{% end %}
</navPoint>
</navPoint>
</navMap>
</ncx>
"""
OPF_TEMPLATE = """<?xml version="1.0" encoding="utf-8"?>
<package xmlns="http://www.idpf.org/2007/opf" version="2.0" unique-identifier="uid">
<metadata>
<dc-metadata xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:opf="http://www.idpf.org/2007/opf">
<dc:title>Dogear Feeds</dc:title>
<dc:language>zh-CN</dc:language>
<dc:identifier id="uid">{{ uuid }}</dc:identifier>
<dc:creator>dogear.mobi</dc:creator>
<dc:publisher>dogear.mobi</dc:publisher>
<dc:subject>Dogear Feeds</dc:subject>
{% set date_format = "%Y-%m-%dT%H:%M:%SZ" %}
<dc:date>{{ datetime.datetime.utcnow().strftime(date_format) }}</dc:date>
<dc:description></dc:description>
</dc-metadata>
<x-metadata>
<output encoding="utf-8" content-type="application/x-mobipocket-subscription-magazine"></output>
</output>
<EmbeddedCover>cover.jpg</EmbeddedCover>
</x-metadata>
<meta name="title" content="my-cover-image" />
</metadata>
<manifest>
<item id="content" media-type="application/xhtml+xml" href="content.html"></item>
<item id="toc" media-type="application/x-dtbncx+xml" href="toc.ncx"/>
<item href="cover.jpg" id="my-cover-image" media-type="image/jpeg" />
</manifest>
<spine toc="toc">
<itemref idref="content"/>
</spine>
<guide>
<reference type="text" title="beginning" href="content.html#content" />
<reference type="toc" title="toc" href="content.html#toc"></reference>
<reference type="text" title="cover" href="content.html#cover"></reference>
</guide>
</package>
"""
class Feed2mobi:
remove_tags = [
dict(name='object'),
dict(name='video'),
dict(name='input'),
dict(name='button'),
#dict(name='hr'),
#dict(name='img')
]
remove_attributes = ['class','id','title', 'style']
no_image = False
max_image_number = 10
def __init__(self, url, xpath=False, timeout=30):
self.url = url
self.xpath = xpath
self.data_dir = os.path.join(data_dir, hashlib.sha1(quote_plus(self.url)).hexdigest())
if os.path.isdir(self.data_dir) is False:
os.makedirs(self.data_dir, 0777)
if os.path.isdir(self.data_dir+'images/') is False:
os.makedirs(self.data_dir+'images/', 0777)
socket.setdefaulttimeout(timeout)
def create_file(self, tpl, outfile):
t = template.Template(tpl)
content = t.generate(
uuid = uuid.uuid1(), #uuid3(uuid.NAMESPACE_DNS, self.url),
no_image = self.no_image,
title = self.feed.feed.title,
#subtitle = self.feed.feed.subtitle,
logo_image = self.logo_image,
entries = self.entries,
max_index = self.max_index,
#updated = time.strftime('%Y-%m-%d',self.feed.feed.updated_parsed),
#info = self.feed.feed.info,
#author = self.feed.feed.author
create_time = time.strftime('%Y-%m-%d %H:%M'),
create_date = time.strftime('%m-%d')
)
outfile = self.data_dir+outfile
fp = open(outfile, 'wb')
fp.write(content)
fp.close()
def down_image(self, url, referer=None):
url = escape.utf8(url)
image_guid = hashlib.sha1(url).hexdigest()
x = url.split('.')
ext = None
if len(x) > 1:
ext = x[-1]
if len(ext) > 4:
ext = ext[0:3]
ext = re.sub('[^a-zA-Z]','', ext)
ext = ext.lower()
if ext not in ['jpg', 'jpeg', 'gif','png','bmp']:
return False
else:
return False
filename = 'images/' + image_guid + '.' + ext
fullname = self.data_dir + filename
if os.path.isfile(fullname) is False:
#try:
# urllib.urlretrieve(url, fullname)
#except:
# return False
try:
req = urllib2.Request(url)
req.add_header('User-Agent', 'Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.99 Safari/533.4')
req.add_header('Accept-Language', 'zh-cn,zh;q=0.7,nd;q=0.3')
req.add_header('Referer', referer)
response = urllib2.urlopen(req)
localFile = open(fullname, 'wb')
localFile.write(response.read())
response.close()
localFile.close()
except Exception, e: # IOError, e:
return False
return filename
def get_fulltext(self, url, xpath):
try:
req = urllib2.Request(url)
req.add_header('User-Agent', 'Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.99 Safari/533.4')
req.add_header('Accept-Language', 'zh-cn,zh;q=0.7,nd;q=0.3')
response = urllib2.urlopen(req)
html = response.read()
html = BeautifulSoup(html).renderContents('utf-8')
hxs = HtmlXPathSelector(html)
content = hxs.select(xpath).extract()
content = ''.join(content)
return content
except:
return False
def parse_summary(self, summary, link):
#summary = escape.utf8(summary)
soup = BeautifulSoup(summary)
for span in list(soup.findAll(attrs={"class" : "MASSb0759798486b"})):
span.extract()
for script in list(soup.findAll('script')):
script.extract()
for o in soup.findAll(onload=True):
del o['onload']
for script in list(soup.findAll('noscript')):
script.extract()
for span in list(soup.findAll(attrs={ "style" : "display: none;" })):
span.extract()
for attr in self.remove_attributes:
for x in soup.findAll(attrs={attr:True}):
del x[attr]
for tag in self.remove_tags:
for x in soup.findAll(tag['name']):
x.extract()
for base in list(soup.findAll(['base', 'iframe'])):
base.extract()
#for p in list(soup.findAll(['p', 'div'])):
# p['style'] = 'text-indent:2em'
img_count = 1
for img in list(soup.findAll('img')):
if self.no_image or img_count >= self.max_image_number:
img.extract()
else:
image = self.down_image(img['src'], link)
if image:
img['src'] = image
else:
img.extract()
img_count = img_count + 1
return soup.renderContents('utf-8')
def parse(self):
agent = 'Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US) AppleWebKit/533.4 (KHTML, like Gecko) Chrome/5.0.375.99 Safari/533.4'
self.feed = feedparser.parse(self.url, agent=agent)
return self
def build(self,no_image=False):
self.no_image = no_image
if self.feed.bozo == 1:
print self.feed.bozo_exception
return False
if 'image' in self.feed.feed and 'href' in self.feed.feed.image:
self.logo_image = self.down_image(self.feed.feed.image.href, self.url)
else:
self.logo_image = False
index,entries = 1,[]
for entry in self.feed.entries:
if self.xpath:
print "get fulltext"
fulltext = self.get_fulltext(entry.link, self.xpath)
if fulltext:
entry.summary = fulltext
try:
content = entry.content
if content:
entry.summary = content
except:
pass
summary = self.parse_summary(entry.summary, entry.link)
if 'guid' not in entry or not entry.guid:
entry.guid = entry.link
entries.append({
'link':entry.link,
'title':entry.title,
'updated':time.strftime('%Y-%m-%d %H:%M:%S',entry.updated_parsed),
'summary':summary,
'base':entry.summary_detail.base,
'index':index
})
index = index + 1
self.max_index = index
self.entries = entries
self.create_file(BOOK_TEMPLATE, 'content.html')
#self.create_file(BOOK_TEMPLATE, 'content_.html')
#self.create_file(TOC_TEMPLATE, 'toc.html')
self.create_file(NCX_TEMPLATE, 'toc.ncx')
#self.create_file(INDEX_TEMPLATE, 'index.html')
self.create_file(OPF_TEMPLATE, 'content.opf')
if self.no_image:
mobi_file = 'feed.mobi'
else:
mobi_file = 'feed.mobi'
os.system('%s %s -c0 -o %s' % (kindlegen, self.data_dir+"content.opf", mobi_file))
return self.data_dir+mobi_file
def main(id, url, xpath=False):
feeder = Feed2mobi(url, xpath)
feeder.max_image_number = 20
print feeder.parse().build()
if __name__ == '__main__':
main(300, 'http://www.cnbeta.com/backend.php')