code.delx.au - webdl/blob - iview.py

   1 #!/usr/bin/env python
   2 # vim:ts=4:sts=4:sw=4:noet
   3
   4 from common import grab_xml, grab_json, download_rtmp, Node
   5 from datetime import datetime
   6 import itertools
   7
   8 BASE_URL = "http://www.abc.net.au/iview/"
   9 CONFIG_URL = BASE_URL + "xml/config.xml"
  10 HASH_URL = BASE_URL + "images/iview.jpg"
  11 NS = {
  12         "auth": "http://www.abc.net.au/iView/Services/iViewHandshaker",
  13 }
  14
  15 class IviewNode(Node):
  16         def __init__(self, title, parent, params, vpath):
  17                 Node.__init__(self, title, parent)
  18                 self.params = params
  19                 self.vpath = vpath
  20                 self.can_download = True
  21
  22         def download(self):
  23                 auth_doc = grab_xml(self.params["auth"], 0)
  24 ###             vbase = auth_doc.xpath("//auth:server/text()", namespaces=NS)[0]
  25                 token = auth_doc.xpath("//auth:token/text()", namespaces=NS)[0]
  26                 vbase = "rtmp://cp53909.edgefcs.net/ondemand"
  27                 vbase += "?auth=" + token
  28                 vpath, ext = self.vpath.rsplit(".", 1)
  29                 vpath = "flash/playback/_definst_/" + vpath
  30                 vpath = ext + ":" + vpath
  31                 filename = self.title + "." + ext
  32                 return download_rtmp(filename, vbase, vpath, HASH_URL)
  33
  34
  35 class IviewSeriesNode(Node):
  36         def __init__(self, title, parent, params, series_id):
  37                 Node.__init__(self, title, parent)
  38                 self.params = params
  39                 self.series_id = series_id
  40
  41         def fill_children(self):
  42                 series_doc = grab_json(self.params["api"] + "series=" + self.series_id, 3600)
  43                 if not series_doc:
  44                         return
  45                 for episode in series_doc[0]["f"]:
  46                         vpath = episode["n"]
  47                         episode_title = episode["b"].strip()
  48                         if not episode_title.startswith(self.title):
  49                                 episode_title = self.title + " " + episode_title
  50                         if episode_title.lower().endswith(" (final)"):
  51                                 episode_title = episode_title[:-8]
  52                         IviewNode(episode_title, self, self.params, vpath)
  53
  54 class SeriesInfo(object):
  55         def __init__(self, title, sid, categories):
  56                 self.title = title
  57                 self.sid = sid
  58                 self.categories = categories
  59
  60 class IviewRootNode(Node):
  61         def __init__(self, parent):
  62                 Node.__init__(self, "ABC iView", parent)
  63                 self.params = {}
  64                 self.series_info = []
  65                 self.categories_map = {}
  66
  67         def load_params(self):
  68                 config_doc = grab_xml(CONFIG_URL, 24*3600)
  69                 for p in config_doc.xpath("/config/param"):
  70                         key = p.attrib["name"]
  71                         value = p.attrib["value"]
  72                         self.params[key] = value
  73
  74         def load_series(self):
  75                 series_list_doc = grab_json(self.params["api"] + "seriesIndex", 3600)
  76                 for series in series_list_doc:
  77                         title = series["b"].replace("&amp;", "&")
  78                         sid = series["a"]
  79                         categories = series["e"].split()
  80                         info = SeriesInfo(title, sid, categories)
  81                         self.series_info.append(info)
  82
  83         def load_categories(self):
  84                 categories_doc = grab_xml(BASE_URL + self.params["categories"], 24*3600)
  85                 by_channel = Node("By Channel", self)
  86                 by_genre = Node("By Genre", self)
  87                 for category in categories_doc.xpath("//category"):
  88                         cid = category.attrib["id"]
  89                         category_name = category.xpath("name/text()")[0]
  90                         if "genre" in category.attrib:
  91                                 parent = by_genre
  92                         elif cid in ["abc1", "abc2", "abc3", "abc4", "original"]:
  93                                 parent = by_channel
  94                         elif cid in ["featured", "recent", "last-chance", "trailers"]:
  95                                 parent = self
  96                         else:
  97                                 continue
  98                         node = Node(category_name, parent)
  99                         self.categories_map[cid] = node
 100
 101         def link_series(self):
 102                 # Create a duplicate within each category for each series
 103                 for s in self.series_info:
 104                         for cid in s.categories:
 105                                 parent = self.categories_map.get(cid)
 106                                 if parent:
 107                                         IviewSeriesNode(s.title, parent, self.params, s.sid)
 108
 109         def fill_children(self):
 110                 self.load_params()
 111                 self.load_series()
 112                 self.load_categories()
 113                 self.link_series()
 114
 115
 116 def fill_nodes(root_node):
 117         IviewRootNode(root_node)
 118