yt-dlc/devscripts/gh-pages/update-feed.py

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#!/usr/bin/env python3
import sys
import xml.etree.ElementTree as ET
import xml.dom.minidom as minidom
import datetime
if len(sys.argv) <= 1:
print('Specify the version number as parameter')
sys.exit()
version = sys.argv[1]
out_file = "atom.atom"
in_file = out_file
now = datetime.datetime.now()
now_iso = now.isoformat()
atom_url = "http://www.w3.org/2005/Atom"
#Some utilities functions
def atom_tag(tag):
#Return a tag in the atom namespace
return "{{{}}}{}".format(atom_url,tag)
def atom_SubElement(parent,tag):
return ET.SubElement(parent,atom_tag(tag))
class YDLUpdateAtomEntry(object):
def __init__(self,parent,title,id ,link, downloads_link):
self.entry = entry = atom_SubElement(parent, "entry")
#We set the values:
atom_id = atom_SubElement(entry, "id")
atom_id.text = id
atom_title = atom_SubElement(entry, "title")
atom_title.text = title
atom_link = atom_SubElement(entry, "link")
atom_link.set("href", link)
atom_content = atom_SubElement(entry, "content")
atom_content.set("type", "xhtml")
#Here we go:
div = ET.SubElement(atom_content,"div")
div.set("xmlns", "http://www.w3.org/1999/xhtml")
div.text = "Downloads available at "
a = ET.SubElement(div, "a")
a.set("href", downloads_link)
a.text = downloads_link
#Author info
atom_author = atom_SubElement(entry, "author")
author_name = atom_SubElement(atom_author, "name")
author_name.text = "The youtube-dl maintainers"
#If someone wants to put an email adress:
#author_email = atom_SubElement(atom_author, "email")
#author_email.text = the_email
atom_updated = atom_SubElement(entry,"updated")
up = parent.find(atom_tag("updated"))
atom_updated.text = up.text = now_iso
@classmethod
def entry(cls,parent, version):
update_id = "youtube-dl-{}".format(version)
update_title = "New version {}".format(version)
downloads_link = "http://youtube-dl.org/downloads/{}/".format(version)
#There's probably no better link
link = "http://rg3.github.com/youtube-dl"
return cls(parent, update_title, update_id, link, downloads_link)
atom = ET.parse(in_file)
root = atom.getroot()
#Otherwise when saving all tags will be prefixed with a 'ns0:'
ET.register_namespace("atom",atom_url)
update_entry = YDLUpdateAtomEntry.entry(root, version)
#Find some way of pretty printing
atom.write(out_file,encoding="utf-8",xml_declaration=True)