X-Git-Url: https://code.delx.au/webdl/blobdiff_plain/1d6d71e9aca5356f67f933230cc00d092768696c..992e749d40b94d33d1703f90afb28d8c8b548dd5:/sbs.py diff --git a/sbs.py b/sbs.py index 1d31848..c3cbe52 100644 --- a/sbs.py +++ b/sbs.py @@ -1,115 +1,167 @@ -#!/usr/bin/env python -# vim:ts=4:sts=4:sw=4:noet +import requests_cache +from common import grab_html, grab_json, grab_xml, download_hls, download_mpd, Node, append_to_qs -from common import grab_html, grab_json, grab_xml, download_rtmp, download_urllib, Node +import json +import logging +import os +import sys -import collections - -BASE = "http://www.sbs.com.au" -MENU_URL = "/api/video_feed/f/dYtmxB/%s?startIndex=%d" +BASE = "https://www.sbs.com.au" +FULL_VIDEO_LIST = BASE + "/api/video_feed/f/Bgtm9B/sbs-section-programs/" VIDEO_URL = BASE + "/ondemand/video/single/%s" NS = { - "smil": "http://www.w3.org/2005/SMIL21/Language", + "smil": "http://www.w3.org/2005/SMIL21/Language", } -SECTIONS = [ - "section-sbstv", - "section-programs", -] -CATEGORY_MAP = { - "Factual": "Documentary", -} +class SbsVideoNode(Node): + def __init__(self, title, parent, url): + Node.__init__(self, title, parent) + self.video_id = url.split("/")[-1] + self.can_download = True + + def download(self): + with requests_cache.disabled(): + doc = grab_html(VIDEO_URL % self.video_id) + player_params = self.get_player_params(doc) + error = player_params.get("error", None) + if error: + print("Cannot download:", error) + return False -class SbsNode(Node): - def __init__(self, title, parent, video_id): - Node.__init__(self, title, parent) - self.title = title - self.video_id = video_id.split("/")[-1] - self.can_download = True + release_url = player_params["releaseUrls"]["html"] + filename = self.title + ".ts" - def download(self): - doc = grab_html(VIDEO_URL % self.video_id, 0) - desc_url = None - for script in doc.xpath("//script", namespaces=NS): + hls_url = self.get_hls_url(release_url) + if hls_url: + return download_hls(filename, hls_url) + else: + return download_mpd(filename, release_url) + + def get_player_params(self, doc): + for script in doc.xpath("//script"): if not script.text: continue for line in script.text.split("\n"): - if line.find("player.releaseUrl") < 0: - continue - desc_url = line[line.find("\"")+1 : line.rfind("\"")] - break - if desc_url is not None: - break - if desc_url is None: - raise Exception("Failed to get JSON URL for " + self.title) - - doc = grab_xml(desc_url, 0) - best_url = None - best_bitrate = 0 - for video in doc.xpath("//smil:video", namespaces=NS): - bitrate = int(video.attrib["system-bitrate"]) - if best_bitrate == 0 or best_bitrate < bitrate: - best_bitrate = bitrate - best_url = video.attrib["src"] - - ext = best_url.rsplit(".", 1)[1] - filename = self.title + "." + ext - best_url += "?v=2.5.14&fp=MAC%2011,1,102,55&r=FLQDD&g=YNANAXRIYFYO" - return download_urllib(filename, best_url) - -def fill_entry(get_catnode, entry): - title = entry["title"] - video_id = entry["id"] - info = collections.defaultdict(list) - for d in entry["media$categories"]: - if not d.has_key("media$scheme"): - continue - info[d["media$scheme"]].append(d["media$name"]) - - if "Section/Promos" in info.get("Section", []): - # ignore promos - return - - for category in info.get("Genre", ["$UnknownCategory$"]): - category = CATEGORY_MAP.get(category, category) - parent_node = get_catnode(category) - SbsNode(title, parent_node, video_id) - - -def fill_section(get_catnode, section): - index = 1 - while True: - try: - doc = grab_json(BASE + MENU_URL % (section, index), 3600) - except ValueError: - # SBS sends XML as an error message :\ - break - if len(doc.get("entries", [])) == 0: - break - for entry in doc["entries"]: - fill_entry(get_catnode, entry) - index += doc["itemsPerPage"] - -class SbsRoot(Node): - def __init__(self, parent=None): - Node.__init__(self, "SBS", parent) - self.catnodes = {} - - def get_catnode(self, name): - try: - return self.catnodes[name] - except KeyError: - n = Node(name, self) - self.catnodes[name] = n - return n - - def fill_children(self): - for section in SECTIONS: - fill_section(self.get_catnode, section) + s = "var playerParams = {" + if s in line: + p1 = line.find(s) + len(s) - 1 + p2 = line.find("};", p1) + 1 + if p1 >= 0 and p2 > 0: + return json.loads(line[p1:p2]) + raise Exception("Unable to find player params for %s: %s" % (self.video_id, self.title)) + + def get_hls_url(self, release_url): + with requests_cache.disabled(): + doc = grab_xml("https:" + release_url.replace("http:", "").replace("https:", "")) + video = doc.xpath("//smil:video", namespaces=NS) + if not video: + return + video_url = video[0].attrib["src"] + return video_url + +class SbsNavNode(Node): + def create_video_node(self, entry_data): + SbsVideoNode(entry_data["title"], self, entry_data["id"]) + + def find_existing_child(self, path): + for child in self.children: + if child.title == path: + return child + +class SbsRootNode(SbsNavNode): + def __init__(self, parent): + Node.__init__(self, "SBS", parent) + + def fill_children(self): + all_video_entries = self.load_all_video_entries() + category_and_entry_data = self.explode_videos_to_unique_categories(all_video_entries) + for category_path, entry_data in category_and_entry_data: + nav_node = self.create_nav_node(self, category_path) + nav_node.create_video_node(entry_data) + + def load_all_video_entries(self): + channels = [ + "Channel/SBS1", + "Channel/SBS Food", + "Channel/SBS VICELAND", + "Channel/SBS World Movies", + "Channel/Web Exclusive", + ] + + all_entries = {} + for channel in channels: + self.load_all_video_entries_for_channel(all_entries, channel) + + all_entries = list(all_entries.values()) + print(" SBS fetched", len(all_entries)) + return all_entries + + def load_all_video_entries_for_channel(self, all_entries, channel): + offset = 1 + page_size = 500 + duplicate_warning = False + + while True: + entries = self.fetch_entries_page(channel, offset, page_size) + if len(entries) == 0: + break + + for entry in entries: + guid = entry["guid"] + if guid in entries and not duplicate_warning: + # https://bitbucket.org/delx/webdl/issues/102/recent-sbs-series-missing + logging.warn("SBS returned a duplicate response, data is probably missing. Try decreasing page_size.") + duplicate_warning = True + + all_entries[guid] = entry + + offset += page_size + if os.isatty(sys.stdout.fileno()): + sys.stdout.write(".") + sys.stdout.flush() + + def fetch_entries_page(self, channel, offset, page_size): + url = append_to_qs(FULL_VIDEO_LIST, { + "range": "%s-%s" % (offset, offset+page_size-1), + "byCategories": channel, + }) + data = grab_json(url) + if "entries" not in data: + raise Exception("Missing data in SBS response", data) + return data["entries"] + + def explode_videos_to_unique_categories(self, all_video_entries): + for entry_data in all_video_entries: + for category_data in entry_data["media$categories"]: + category_path = self.calculate_category_path( + category_data["media$scheme"], + category_data["media$name"], + ) + if category_path: + yield category_path, entry_data + + def calculate_category_path(self, scheme, name): + if not scheme: + return + if scheme == name: + return + name = name.split("/") + if name[0] != scheme: + name.insert(0, scheme) + return name + + def create_nav_node(self, parent, category_path): + if not category_path: + return parent + + current_path = category_path[0] + current_node = parent.find_existing_child(current_path) + if not current_node: + current_node = SbsNavNode(current_path, parent) + return self.create_nav_node(current_node, category_path[1:]) def fill_nodes(root_node): - SbsRoot(root_node) - + SbsRootNode(root_node)