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bcilib.py
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bcilib.py
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# Bobcat Feeder library, XML generation, data management and file io
# Bobcat Index
# Able Kirby
from xml.dom import minidom
from datetime import datetime
import urllib
import eyed3
import os
verstr = "v1.00"
# Top Level classes
# Application State bfAPP
# Song object bfSONG
# Channel level Tags
# title
# description
# link
# language
# generator
# pubDate
# webMaster
# image
# podcast:medium
# podcast:locked
# podcast:category
# podcast:location
# podcast:value
# item
# Item level Tags
# title
# description
# guid
# pubdate
# enclosure
# podcast:season
# podcast:episode
# podcast:soundbite
def makeTag(name,text):
tag = minidom.Document().createElement(name)
txt = minidom.Document().createTextNode(text)
tag.appendChild(txt)
return tag
class bfAPP:
def __init__(self):
self.email = "[email protected]"
self.title = "Example Album Title"
self.artist = "Example Artist Title"
self.desc = "Example Description"
self.link = "Link to album page"
self.language = "en"
self.generator = "Bobcat Feeder " + verstr
self.category = "Fantasy Music Technology"
self.location = "Ellicott City, MD"
self.image = "bobcatindex.jpg"
self.url = "http://www.ablekirby.com/music/"
self.songs = []
self.values = []
def clearsongs(self):
self.songs = []
def getProjectName(self):
return self.title + " by " + self.artist
def getfn(self):
fn = (self.artist + "_" + self.title).replace(' ','')
return urllib.parse.quote(fn) + ".xml"
def appendValue(self,name,pubkey,split):
self.values.append((name,pubkey,split))
def getLockedTag(self):
locktag = makeTag("podcast:locked","no")
locktag.setAttribute("owner",self.email)
return locktag
def getValueTag(self):
valtag = minidom.Document().createElement("podcast:value")
valtag.setAttribute("type","lightning")
valtag.setAttribute("method","keysend")
valtag.setAttribute("suggested","0.00000015000")
for i in self.values:
valrec = minidom.Document().createElement("podcast:valueRecipient")
valrec.setAttribute("name",i[0])
valrec.setAttribute("address",i[1])
valrec.setAttribute("split",str(i[2]))
valtag.appendChild(valrec)
return valtag
def getImageTag(self):
imgtag = minidom.Document().createElement("image")
imgtag.appendChild(makeTag("url",self.url + urllib.parse.quote(self.image)))
imgtag.appendChild(makeTag("title",self.title + " Album Cover"))
imgtag.appendChild(makeTag("link",self.url))
imgtag.appendChild(makeTag("description",self.title + " Album Cover"))
return imgtag
def importMP3(self,fn):
song = bfSONG.fromMP3(fn)
self.title = song.album
self.artist = song.artist
self.songs.append(song)
def importJPG(self,fn):
self.image = os.path.basename(fn)
def getpubdate(self):
now = datetime.now()
strtime = now.strftime("%a, %d %b %Y %H:%M:%S")+ " +0000"
return strtime
def writeXML(self):
# RSS level
root = minidom.Document()
xml = root.createElement("rss")
xml.setAttribute("xmlns:podcast","https://github.com/Podcastindex-org/podcast-namespace/blob/main/docs/1.0.md")
xml.setAttribute("xmlns:itunes","http://www.itunes.com/dtds/podcast-1.0.dtd")
xml.setAttribute("version","2.0")
root.appendChild(xml)
# Channel level
channel = root.createElement("channel")
channel.appendChild(makeTag("title",self.title))
channel.appendChild(makeTag("itunes:author",self.artist))
channel.appendChild(makeTag("description",self.desc))
channel.appendChild(makeTag("link",self.link))
channel.appendChild(makeTag("language",self.language))
channel.appendChild(makeTag("generator",self.generator))
channel.appendChild(makeTag("pubDate",self.getpubdate()))
channel.appendChild(makeTag("lastBuildDate",self.getpubdate()))
channel.appendChild(self.getLockedTag())
channel.appendChild(makeTag("podcast:category",self.category))
channel.appendChild(makeTag("podcast:location",self.location))
channel.appendChild(makeTag("managingEditor",self.email))
channel.appendChild(makeTag("webMaster",self.email))
channel.appendChild(self.getImageTag())
channel.appendChild(makeTag("podcast:medium","music"))
channel.appendChild(self.getValueTag())
# Item level
for i in self.songs:
newitem = root.createElement("item")
newitem.appendChild(makeTag("title",i.title))
newitem.appendChild(makeTag("description",i.title + " - " + i.artist))
newitem.appendChild(makeTag("pubdate",self.getpubdate()))
# enclosure
enctag = root.createElement("enclosure")
enctag.setAttribute("url",self.url + urllib.parse.quote(i.fn))
enctag.setAttribute("length",str(i.nbytes))
enctag.setAttribute("type","audio/mpeg")
newitem.appendChild(enctag)
newitem.appendChild(makeTag("podcast:episode",i.track_num))
channel.appendChild(newitem)
# Write to Disk
xml.appendChild(channel)
xmlstr = root.toprettyxml(indent = "\t")
with open(self.getfn(), "w") as f:
f.write(xmlstr)
class bfSONG:
def __init__(self,title):
self.title = title
self.fn = title + ".mp3"
self.desc = "Track x"
@staticmethod
def fromMP3(fn):
song = bfSONG("fromMP3")
try:
song.nbytes = os.path.getsize(fn)
#print(fn + " is " + str(song.nbytes) + " bytes long")
except OSError:
#print("File does not exist")
song.nbytes=0
# eyed3 operations
af = eyed3.load(fn)
song.artist = af.tag.artist
song.album = af.tag.album
song.title = af.tag.title
song.fn = os.path.basename(fn)
song.track_num = str(af.tag.track_num[0])
song.desc = song.artist + " - " + song.title
return song
def getelement(self):
pass
# Generate and return the <item> element for this song
#myapp = bfAPP()
#myapp.appendValue("AbleKirby","02f1962328552371769881a9f49c192c0df261f3e0bdf4cd68a4f6d449cc6fd4ad",50)
#myapp.appendValue("SirSpencer","03ecb3ee55ba6324d40bea174de096dc9134cb35d990235723b37ae9b5c49f4f53",50)
#myapp.importMP3("01 - Living In The Future.mp3")
#myapp.importJPG("albumart.jpg")
#myapp.writeXML()