linux下设置每日更新的bing壁纸

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wget -4 https://imagemagick.org/download/linux/CentOS/x86_64/ImageMagick-7.0.8-16.x86_64.rpm
wget -4 https://imagemagick.org/download/linux/CentOS/x86_64/ImageMagick-libs-7.0.8-16.x86_64.rpm
sudo yum  localinstall  ImageMagick-libs-7.0.8-16.x86_64.rpm
sudo yum  localinstall  ImageMagick-7.0.8-16.x86_64.rpm

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# -*- coding: utf-8 -*-
"""
Spyder Editor

This is a temporary script file.
"""

#!/usr/bin/python3

# ubuntu设置动态bing壁纸

import requests
import os, re
save_dir = "/home/sherry/wallpaper/"
requests.adapters.DEFAULT_RETRIES = 5
#获取今天的图片的url和copyright信息
def get_bing_info():
   base_url = "http://cn.bing.com/"
   query_url = "HPImageArchive.aspx?format=js&idx=0&n=1"
   r = requests.get(base_url + query_url)
   #s = requests.session()
   #s.keep_alive = False
   #s.proxies = {"https": "47.100.104.247:8080", "http": "36.248.10.47:8080", }
   #r.get(base_url + query_url)
   
   image_url = base_url + r.json()["images"][0]["url"]
   copyright = r.json()["images"][0]["copyright"]
   copyright = re.sub(r'\(.*\)', '', copyright);
   print(copyright)
   return (image_url, copyright)

#下载图片
def down_pic(pic_url, save_dir):
  # image_name = re.sub(r'.*/', '', pic_url)
   save_path = save_dir + "wallpaper.jpg"
   print(save_path)
   r = requests.get(pic_url)
   file = open(save_path, "wb")
   file.write(r.content)
   file.close()
   return save_path
#添加水印
def add_watermark(path, text):
   new_path = path + ".watermark"
   cmd = "convert {0} -font /usr/share/fonts/wqy-microhei/wqy-microhei.ttc -pointsize 30 -draw \"gravity south fill black  text 0,72 '{1}'  fill white  text 1,71 '{1}' \" {2}".format(path, text, new_path)
   #print(cmd)
   os.system(cmd)   
   os.system("mv {} {}".format(new_path, path))
#通过python的PIL库添加水印
def main():
   url, copyright = get_bing_info()
   path = down_pic(url, save_dir)
   add_watermark(path, copyright)
   # add_watermark_by_PIL(path, copyright)
main()

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path=/home/sherry/wallpaper/$(date +%Y%m%d).jpg
if [ ! -f "$path" ]; then

mv /home/sherry/wallpaper/*.jpg /home/sherry/wallpaper/old/
fi

## 路径
urlpath=$( \
curl -4  "https://www.bing.com/HPImageArchive.aspx?format=rss&idx=0&n=1&mkt=en-US" \
| xmllint --xpath "/rss/channel/item/link/text()" - \
| sed 's/1366x768/1920x1080/g' \
)
#urlpath=https://cn.bing.com/$(curl -4 -s "http://bing.com/HPImageArchive.aspx?format=js&idx=0&n=1"|grep -Po 'url[" :]+\K[^"]+')
## 文字信息
text=$( \
curl -4 "https://www.bing.com/HPImageArchive.aspx?format=rss&idx=0&n=1&mkt=en-US" \
| xmllint --xpath "string(/rss/channel/item/title)" - \
| sed 's/(.*)//g' \
)

## 每日故事
story=$(curl -4 -s "https://cn.bing.com/cnhp/coverstory?d="|grep -Po 'para1[" :]+\K[^"]+')
echo $story

#path='/home/sherry/wallpaper/'$DATE
new_path=$path'.watermark'
wget -4  -O $path  "https://www.bing.com$urlpath" 
convert $path -font /usr/share/fonts/wqy-microhei/wqy-microhei.ttc -pointsize 30 -draw "gravity south fill black  text 0,72 '$text'  fill white  text 1,71 '$text' " $new_path
mv $new_path $path


## 分行添加故事水印(此部分已经无效)
length=${#story}
let "sum=$length/20"
for (( c=0; c<=$sum; c++ ));
do
   let "start=c*20"
   let "height=($sum+1-$c)*40"
   mid=`echo ${story:$start:20}|sed 's/^。//g;s/。$//g;s/ //g'`
   #echo $mid
  mogrify -font /usr/share/fonts/wqy-microhei/wqy-microhei.ttc  -pointsize 30 -fill white -weight bolder -gravity southeast -annotate +20+$height $mid $path
done
fi