Created
September 23, 2012 05:38
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Save yanunon/3769005 to your computer and use it in GitHub Desktop.
下载www.bing.com壁纸并设为Gnome3的桌面.
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#!/usr/bin/env python | |
#-*- coding:utf-8 -*- | |
import urllib2 | |
import re | |
import os | |
import subprocess | |
import getpass | |
IMG_DIR = 'bing' | |
def download_img(): | |
url = 'http://www.bing.com' | |
img_path = '' | |
try: | |
resp = urllib2.urlopen(url) | |
html_str = resp.read() | |
img_re_str = r'g_img={url:\'(.*?1366x768\.jpg)\'' | |
result = re.search(img_re_str, html_str) | |
if result: | |
img_url = result.group(1) | |
#print img_url | |
if not os.path.exists(IMG_DIR): | |
os.makedirs(IMG_DIR) | |
tmp_img_path = img_url[img_url.rfind('rb%2f')+5:] | |
tmp_img_path = os.path.join(IMG_DIR, tmp_img_path) | |
tmp_img_path = os.path.abspath(tmp_img_path) | |
if os.path.exists(tmp_img_path): | |
img_path = tmp_img_path | |
return img_path | |
resp = urllib2.urlopen(img_url) | |
data = resp.read() | |
img_f = open(tmp_img_path, 'wb') | |
img_f.write(data) | |
img_f.close() | |
img_path = tmp_img_path | |
except Exception, e: | |
print e | |
return img_path | |
def get_dbus_config(): | |
user_name = getpass.getuser() | |
dir = os.path.join('/home', user_name, '.dbus/session-bus') | |
files = os.listdir(dir) | |
if len(files) == 0: | |
return '' | |
modified_times = dict([(x, os.stat(os.path.join(dir, x)).st_mtime) for x in files]) | |
config_path = max(modified_times, key=lambda k: modified_times.get(k)) | |
cf = open(os.path.join(dir, config_path), 'r') | |
config = cf.readlines() | |
cf.close() | |
for line in config: | |
if line.startswith('DBUS_SESSION_BUS_ADDRESS='): | |
line = line.replace('DBUS_SESSION_BUS_ADDRESS=','') | |
line = line.replace('\n', '') | |
return line | |
return '' | |
def get_dbus_config_new(): | |
cmd= "cat /proc/$(ps -u `whoami` | grep -i gnome-session$ | awk '{print $1}')/environ | grep -z DBUS_SESSION_BUS_ADDRESS>/tmp/dbus_config" | |
ret = os.system(cmd) | |
config = '' | |
if ret == 0: | |
f = open('/tmp/dbus_config', 'r') | |
config = f.read() | |
f.close() | |
config = config.replace('DBUS_SESSION_BUS_ADDRESS=', '') | |
config = config.replace('\x00', '') | |
return config | |
def set_background(): | |
img_path = download_img() | |
if img_path == '': | |
return | |
img_path = 'file://' + img_path | |
env = os.environ.copy() | |
env['DBUS_SESSION_BUS_ADDRESS'] = get_dbus_config_new() | |
cmd = ['gsettings', 'set', 'org.gnome.desktop.background', 'picture-uri', img_path] | |
pro = subprocess.Popen(cmd, stdin=subprocess.PIPE, stderr=subprocess.PIPE, stdout=subprocess.PIPE, env=env) | |
out, err = pro.communicate() | |
if pro.returncode == 0: | |
print 'set ok!!!' | |
else: | |
print 'err:' + err | |
if __name__ == '__main__': | |
set_background() |
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