disco-xml.py

#!/usr/local/bin/python

import sys
import httplib
import json
import xml
from xml.dom.minidom import Document

disco_url = '/api/band/1/discography?key=YOURKEYHERE&band_id=YOURBANDIDHERE'
album_url = '/api/album/1/info?key=YOURKEYHERE&album_id=%s'
track_url = '/api/track/1/info?key=YOURKEYHERE&track_id=%s'

h = httplib.HTTPConnection('api.bandcamp.com', 80)
h.request('GET',disco_url)
r = h.getresponse()
if r.status != 200:
	print("Died with non-okay HTTP status: %d" % (r.status))
	exit()
d = r.read()

doc = Document()
disco = doc.createElement("discography")
doc.appendChild(disco)

try:
	band_data = json.loads(d)
except ValueError:
	print("Failed to load! Raw data: ")
	print(d.encode('ascii', 'xmlcharrefreplace'))	
	exit();

top_level = band_data[u'discography']

def funge_attr(el, js, name, new_name):
	if(js.has_key(name)):
		el.setAttribute(new_name, unicode(js[name]).encode('ascii', 'xmlcharrefreplace'))

def make_track(doc, track_json):
	track_el = doc.createElement("track")
	for attr in [u'title', 'number', 'duration', 'release_date', 'downloadable', 'url', 'streaming_url', 'about', 'credits', 'small_art_url', 'large_art_url', 'artist', 'track_id']:
					funge_attr(track_el, track_json, attr, attr)
	return track_el

def make_album(doc, album_json):
	album_el = doc.createElement("album")
	for attr in ['title', 'release_date', 'downloadable', 'url', 'about', 'credits', 'small_art_url', 'large_art_url', 'artist', 'album_id']:
		funge_attr(album_el, album_json, attr, attr)
	return album_el

for t in top_level:
	if(t.has_key(u'album_id')):
		h.request('GET',album_url % (t[u'album_id']))
		r = h.getresponse()
		album_json= r.read()
		album = json.loads(album_json)

		album_el = make_album(doc, album)
		
		for track in album[u'tracks']:
			album_el.appendChild(make_track(doc, track))

		disco.appendChild(album_el)
	if(t.has_key(u'track_id')):
		disco.appendChild(make_track(doc, t))

f = open('disco.xml', 'w')
f.write(doc.toprettyxml(indent="  "))