发Blogspot文章的Python程序

初衷

因为是技术博客，所以经常有代码。每次发篇有代码的博客，都要先将代码用Pygments转成HTML，然后将HTML拷到博客的HTML中，再继续编辑博客。这样 麻烦死了。再者，在网上编辑格式还是不如Python的RST直接写出来的方便，所以就直接用Python的RST来写博客文章，然后通过Google Blogger API发到 网上，这样方便多了。

这篇文章就是第一次采用blogspot这个程序来完成编辑、渲染和上传。

代码

#!/usr/bin/env python
# -*- coding: utf-8 -*-

# utils.py
# author: rshen
# date: 2009-02-27

from gdata import service
import gdata
import atom

def post_blogspot(title, html_content, username, password):
    blogger_service = service.GDataService(username, password)
    blogger_service.source = 'blogup-app-1.0'
    blogger_service.service = 'blogger'
    blogger_service.account_type = 'GOOGLE'
    blogger_service.server = 'www.blogger.com'
    blogger_service.ProgrammaticLogin()

    entry = gdata.GDataEntry()
    entry.title = atom.Title("xhtml", title)
    entry.content = atom.Content(content_type='html',
            text=html_content.decode("utf-8"))

    query = service.Query()
    query.feed = '/feeds/default/blogs'
    feed = blogger_service.Get(query.ToUri())
    blog_id = feed.entry[0].GetSelfLink().href.split("/")[-1]

    return blogger_service.Post(entry, '/feeds/%s/posts/default' % blog_id)

#!/usr/bin/env python
# -*- coding: utf-8 -*-

# blogup.py
# author: rshen
# date: 2009-02-27

from __future__ import with_statement
from docutils import core
from optparse import OptionParser
from rstdirective import *
from utils import *
import tempfile
import BeautifulSoup as bs
import sys

def to_html(rst_file, options):
    f = open(rst_file)
    contents = f.read()
    parts = core.publish_parts(writer_name='html', source=contents)
    html_content = unicode(parts['whole']).encode('utf-8')
    tmp_file, tmp_path = tempfile.mkstemp()
    with open(tmp_path, 'w') as tmp:
        tmp.write(html_content)
    print "HTML Contents written to %s" % tmp_path

    return bs.BeautifulSoup(html_content)

def gen_blog(html_tree, options):
    content = html_tree.find("div")
    title = content.find("h1")
    title.extract()
    content.find("table", { "class" : "docinfo" }).extract()

    sections = content.findAll("div", { "class" : "section" })
    sections_html = ''.join([''.join([str(c) for c in sec.contents])\
            for sec in sections])
    return (''.join(title.contents), sections_html)

def upload_blog(title, html_content, options):
    post_blogspot(title, html_content, options.username, options.password)