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[youtube-dl] / devscripts / gh-pages / update-feed.py

diff --git a/devscripts/gh-pages/update-feed.py b/devscripts/gh-pages/update-feed.py
index 7158d7a0bd023c07094502446813dc6ce9dd2d5d..506a623772e0c2195f6b3692575f5942e84c046c 100755 (executable)
--- a/devscripts/gh-pages/update-feed.py
+++ b/devscripts/gh-pages/update-feed.py
@@ -1,83 +1,76 @@
 #!/usr/bin/env python3
-
-import sys
-
-import xml.etree.ElementTree as ET
-import xml.dom.minidom as minidom
+from __future__ import unicode_literals
 
 import datetime
+import io
+import json
+import textwrap
 
-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
+atom_template = textwrap.dedent("""\
+    <?xml version="1.0" encoding="utf-8"?>
+    <feed xmlns="http://www.w3.org/2005/Atom">
+        <link rel="self" href="http://ytdl-org.github.io/youtube-dl/update/releases.atom" />
+        <title>youtube-dl releases</title>
+        <id>https://yt-dl.org/feed/youtube-dl-updates-feed</id>
+        <updated>@TIMESTAMP@</updated>
+        @ENTRIES@
+    </feed>""")
 
-now = datetime.datetime.now()
-now_iso = now.isoformat()
+entry_template = textwrap.dedent("""
+    <entry>
+        <id>https://yt-dl.org/feed/youtube-dl-updates-feed/youtube-dl-@VERSION@</id>
+        <title>New version @VERSION@</title>
+        <link href="http://ytdl-org.github.io/youtube-dl" />
+        <content type="xhtml">
+            <div xmlns="http://www.w3.org/1999/xhtml">
+                Downloads available at <a href="https://yt-dl.org/downloads/@VERSION@/">https://yt-dl.org/downloads/@VERSION@/</a>
+            </div>
+        </content>
+        <author>
+            <name>The youtube-dl maintainers</name>
+        </author>
+        <updated>@TIMESTAMP@</updated>
+    </entry>
+    """)
 
-atom_url = "http://www.w3.org/2005/Atom"
+now = datetime.datetime.now()
+now_iso = now.isoformat() + 'Z'
 
-#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_template = atom_template.replace('@TIMESTAMP@', now_iso)
 
-atom = ET.parse(in_file)
+versions_info = json.load(open('update/versions.json'))
+versions = list(versions_info['versions'].keys())
+versions.sort()
 
-root = atom.getroot()
+entries = []
+for v in versions:
+    fields = v.split('.')
+    year, month, day = map(int, fields[:3])
+    faked = 0
+    patchlevel = 0
+    while True:
+        try:
+            datetime.date(year, month, day)
+        except ValueError:
+            day -= 1
+            faked += 1
+            assert day > 0
+            continue
+        break
+    if len(fields) >= 4:
+        try:
+            patchlevel = int(fields[3])
+        except ValueError:
+            patchlevel = 1
+    timestamp = '%04d-%02d-%02dT00:%02d:%02dZ' % (year, month, day, faked, patchlevel)
 
-#Otherwise when saving all tags will be prefixed with a 'ns0:'
-ET.register_namespace("atom",atom_url)
+    entry = entry_template.replace('@TIMESTAMP@', timestamp)
+    entry = entry.replace('@VERSION@', v)
+    entries.append(entry)
 
-update_entry = YDLUpdateAtomEntry.entry(root, version)
+entries_str = textwrap.indent(''.join(entries), '\t')
+atom_template = atom_template.replace('@ENTRIES@', entries_str)
 
-#Find some way of pretty printing
-atom.write(out_file,encoding="utf-8",xml_declaration=True)
+with io.open('update/releases.atom', 'w', encoding='utf-8') as atom_file:
+    atom_file.write(atom_template)