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Viewing changes to loggerhead/controllers/download_ui.py

  • Committer: Launchpad Patch Queue Manager
  • Date: 2008-03-06 04:54:39 UTC
  • mfrom: (148.1.3 changelog-order-aaaargh)
  • Revision ID: launchpad@pqm.canonical.com-20080306045439-qe3j5ryuhb7bmqr8
[r=jamesh] fix the order of the changelog view when the revision cache is not used

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loggerhead/controllers/download_ui.py
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import logging
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import mimetypes
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import urllib
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from paste import httpexceptions
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from paste.request import path_info_pop
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from loggerhead.controllers import TemplatedBranchView
 
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import time
 
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import turbogears
 
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from cherrypy import HTTPRedirect, response
 
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log = logging.getLogger("loggerhead.controllers")
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class DownloadUI (TemplatedBranchView):
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    def __call__(self, environ, start_response):
 
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class DownloadUI (object):
 
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    def __init__(self, branch):
 
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        # BranchView object
 
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        self._branch = branch
 
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        self.log = branch.log
 
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    @turbogears.expose()
 
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    def default(self, *args, **kw):
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        # /download/<rev_id>/<file_id>/[filename]
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        h = self._history
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        args = []
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        while True:
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            arg = path_info_pop(environ)
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            if arg is None:
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                break
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            args.append(arg)
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        if len(args) < 2:
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            raise httpexceptions.HTTPMovedPermanently(
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                self._branch.absolute_url('/changes'))
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        revid = h.fix_revid(args[0])
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        file_id = args[1]
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        path, filename, content = h.get_file(file_id, revid)
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        mime_type, encoding = mimetypes.guess_type(filename)
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        if mime_type is None:
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            mime_type = 'application/octet-stream'
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        self.log.info('/download %s @ %s (%d bytes)',
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                      path,
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                      h.get_revno(revid),
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                      len(content))
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        encoded_filename = urllib.quote(filename.encode('utf-8'))
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        headers = [
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            ('Content-Type', mime_type),
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            ('Content-Length', str(len(content))),
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            ('Content-Disposition',
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             "attachment; filename*=utf-8''%s" % (encoded_filename,)),
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            ]
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        start_response('200 OK', headers)
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        return [content]
 
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        z = time.time()
 
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        h = self._branch.get_history()
 
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        h._branch.lock_read()
 
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        try:
 
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            if len(args) < 2:
 
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                raise HTTPRedirect(self._branch.url('/changes'))
 
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            revid = h.fix_revid(args[0])
 
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            file_id = args[1]
 
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            path, filename, content = h.get_file(file_id, revid)
 
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            mime_type, encoding = mimetypes.guess_type(filename)
 
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            if mime_type is None:
 
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                mime_type = 'application/octet-stream'
 
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            self.log.info('/download %s @ %s (%d bytes)', path, h.get_revno(revid), len(content))
 
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            response.headers['Content-Type'] = mime_type
 
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            response.headers['Content-Length'] = len(content)
 
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            response.headers['Content-Disposition'] = 'attachment; filename=%s'%(filename,)
 
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            response.body = content
 
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            return response.body
 
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        finally:
 
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            h._branch.unlock()