grpc: make_dist_html.py Source File

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 #!/usr/bin/python
  
 from __future__ import print_function
  
 import itertools
 import os
 import re
 import subprocess
  
 HTML = r'''
 <!DOCTYPE html>
 <html>
   <head>
     <link rel="stylesheet" href="http://libuv.org/styles/vendor.css">
     <link rel="stylesheet" href="http://libuv.org/styles/main.css">
     <style>
     table {{
       border-spacing: 0;
     }}
     body table {{
       margin: 0 0 0 12pt;
     }}
     th, td {{
       padding: 2pt;
       text-align: left;
       vertical-align: top;
     }}
     table table {{
       border-collapse: initial;
       padding: 0 0 16pt 0;
     }}
     table table tr:nth-child(even) {{
       background-color: #777;
     }}
     </style>
   </head>
   <body>
     <table>{groups}</table>
   </body>
 </html>
 '''
  
 GROUPS = r'''
 <tr>
   <td>{groups[0]}</td>
   <td>{groups[1]}</td>
   <td>{groups[2]}</td>
   <td>{groups[3]}</td>
 </tr>
 '''
  
 GROUP = r'''
 <table>
   <tr>
     <th>version</th>
     <th>tarball</th>
     <th>gpg</th>
     <th>windows</th>
   </tr>
   {rows}
 </table>
 '''
  
 ROW = r'''
 <tr>
   <td>
     <a href="http://dist.libuv.org/dist/{tag}/">{tag}</a>
   </td>
   <td>
     <a href="http://dist.libuv.org/dist/{tag}/libuv-{tag}.tar.gz">tarball</a>
   </td>
   <td>{maybe_gpg}</td>
   <td>{maybe_exe}</td>
 </tr>
 '''
  
 GPG = r'''
 <a href="http://dist.libuv.org/dist/{tag}/libuv-{tag}.tar.gz.sign">gpg</a>
 '''
  
 # The binaries don't have a predictable name, link to the directory instead.
 EXE = r'''
 <a href="http://dist.libuv.org/dist/{tag}/">exe</a>
 '''
  
 def version(tag):
   return map(int, re.match('^v(\d+)\.(\d+)\.(\d+)', tag).groups())
  
 def major_minor(tag):
   return version(tag)[:2]
  
 def row_for(tag):
   maybe_gpg = ''
   maybe_exe = ''
   # We didn't start signing releases and producing Windows installers
   # until v1.7.0.
   if version(tag) >= version('v1.7.0'):
     maybe_gpg = GPG.format(**locals())
     maybe_exe = EXE.format(**locals())
   return ROW.format(**locals())
  
 def group_for(tags):
   rows = ''.join(row_for(tag) for tag in tags)
   return GROUP.format(rows=rows)
  
 # Partition in groups of |n|.
 def groups_for(groups, n=4):
   html = ''
   groups = groups[:] + [''] * (n - 1)
   while len(groups) >= n:
     html += GROUPS.format(groups=groups)
     groups = groups[n:]
   return html
  
 if __name__ == '__main__':
   os.chdir(os.path.dirname(__file__))
   tags = subprocess.check_output(['git', 'tag'])
   tags = [tag for tag in tags.split('\n') if tag.startswith('v')]
   tags.sort(key=version, reverse=True)
   groups = [group_for(list(g)) for _, g in itertools.groupby(tags, major_minor)]
   groups = groups_for(groups)
   html = HTML.format(groups=groups).strip()
   html = re.sub('>\\s+<', '><', html)
   print(html)