webapp/handlers_download.py

   1 #!/usr/bin/python
   2
   3 import logging
   4 import random
   5 import tornado.web
   6
   7 import backend
   8
   9 from handlers_base import *
  10
  11 class DownloadsIndexHandler(BaseHandler):
  12         def get(self):
  13                 releases = self.releases.get_all()
  14
  15                 self.render("downloads-index.html", releases=releases)
  16
  17
  18 class DownloadsReleaseHandler(BaseHandler):
  19         def get(self, release):
  20                 release = self.releases.get_by_sname(release)
  21
  22                 if not release:
  23                         release = self.releases.get_by_id(release)
  24
  25                 if not release:
  26                         raise tornado.web.HTTPError(404)
  27
  28                 self.render("downloads-item.html", release=release, latest=False)
  29
  30
  31 class DownloadsLatestHandler(BaseHandler):
  32         def get(self):
  33                 release = self.releases.get_latest()
  34                 if not release:
  35                         raise tornado.web.HTTPError(404)
  36
  37                 self.render("downloads-item.html", release=release, latest=True)
  38
  39
  40 class DownloadsOlderHandler(BaseHandler):
  41         def get(self):
  42                 releases = self.releases.get_stable()
  43
  44                 # Drop the latest release
  45                 if releases:
  46                         releases = releases[1:]
  47
  48                 self.render("downloads-older.html", releases=releases)
  49
  50
  51 class DownloadsDevelopmentHandler(BaseHandler):
  52         def get(self):
  53                 releases = self.releases.get_unstable()
  54
  55                 self.render("downloads-development.html", releases=releases)
  56
  57
  58 class DownloadAllHandler(BaseHandler):
  59         def get(self):
  60                 self.render("downloads-all.html",
  61                         releases=self.releases.get_stable())
  62
  63
  64 class DownloadDevelopmentHandler(BaseHandler):
  65         def get(self):
  66                 self.render("downloads-development.html",
  67                         releases=self.releases.get_unstable())
  68
  69
  70 class DownloadFileHandler(BaseHandler):
  71         def prepare(self):
  72                 self.set_header("Pragma", "no-cache")
  73
  74         def head(self, filename):
  75                 self.redirect_to_mirror(filename)
  76
  77         def get(self, filename):
  78                 self.redirect_to_mirror(filename, log_download=True)
  79
  80         def find_mirror(self, filename):
  81                 exists = self.mirrors.file_exists(filename)
  82                 if not exists:
  83                         raise tornado.web.HTTPError(404, "File not found: %s" % filename)
  84
  85                 # Find mirrors located near to the user.
  86                 # If we have not found any, we use a random one.
  87                 remote_location = self.get_remote_location()
  88
  89                 if remote_location:
  90                         mirrors = self.mirrors.get_for_location(remote_location, filename=filename)
  91
  92                         if mirrors:
  93                                 return random.choice(mirrors)
  94
  95                 return self.mirrors.get_random(filename=filename)
  96
  97         def redirect_to_mirror(self, filename, log_download=False):
  98                 # Find a random mirror.
  99                 mirror = self.find_mirror(filename)
 100
 101                 # Construct the redirection URL.
 102                 download_url = mirror.build_url(filename)
 103
 104                 # Redirect the request.
 105                 self.redirect(download_url)
 106
 107                 if not log_download:
 108                         return
 109
 110                 remote_location = self.get_remote_location()
 111                 if remote_location:
 112                         country_code = remote_location.country
 113                 else:
 114                         country_code = None
 115
 116                 self.db.execute("INSERT INTO log_download(filename, mirror, country_code) \
 117                         VALUES(%s, %s, %s)", filename, mirror.id, country_code)
 118
 119
 120 class DownloadCompatHandler(BaseHandler):
 121         def get(self, path, url):
 122                 for filename in self.mirrors.get_all_files():
 123                         if not filename.endswith("/%s" % url):
 124                                 continue
 125
 126                         self.redirect("/%s" % filename)
 127                         return
 128
 129                 raise tornado.web.HTTPError(404)
 130
 131
 132 class DownloadSplashHandler(BaseHandler):
 133         def get(self):
 134                 self.render("download-splash.html")