python写vim script之 山寨版气象

说明:
1: http://www.hzqx.com/gzhfw/dqyb.asp是杭州气象网的短期预报页，页面简单，预报准确，童叟无期.....
2: 代码写得极其丑陋，不过可以工作 (fc6+gvim72)

"==================================================  
" File:         SzWeather.vim  
" Brief:        山寨版气象预报
" Authors:      shrek<shrek.wang AT gmail DOT com>  
" Last Change:  2009-02-14 21:14:00 
" Version:      0.00000000000000000000000000000001  
" Licence:      LGPL  
"  
"  
" Usage: 1:编辑任意文件
"        2:用 ,gw 来打开气象预报

function! GetWeather()
python << EOF
import vim 
import re
import urllib

vim.command("call SwitchToWeatherResult()")  
url="http://www.hzqx.com/gzhfw/dqyb.asp"
f = urllib.urlopen(url) 
content = f.read() 
f.close() 
content=content.decode("GBK")
pattern="&nbsp;&nbsp;&nbsp;&nbsp;"

start= content.find(pattern);
end= content.find("</td>",start);

weatherInfo=content[start:end].replace("&nbsp;&nbsp;&nbsp;&nbsp;","")
lines=weatherInfo.encode("UTF8").split("\n")
for line in lines:
  vim.current.buffer.append(line)
EOF
endfunction

function! SwitchToWeatherResult()  
  let s:cur_buf = bufnr("%")  
  let s:szdb_result_buf=bufnr("SzdbResult")  
  if bufwinnr(s:szdb_result_buf) > 0  
    exec bufwinnr(s:szdb_result_buf) . "wincmd w"  
    %d  
  else  
    exec 'silent! botright split SzWeatherResult'   
    exec "e SzWeatherResult"  
    exec "set wrap"  
    exec "map d :bd!<cr>"
  endif  
  
endfunction  

map <silent> ,gw  :call GetWeather()<cr>