#!/usr/bin/env python2
from __future__ import with_statement
from zeroinstall.injector.config import load_config
from zeroinstall.injector.namespaces import XMLNS_IFACE
from zeroinstall.support import tasks
from PIL import Image
import sys, os, codecs, urllib, shutil, subprocess
from xml.dom import minidom
config = load_config()
MAX_TEASER_LENGTH = 256
MAX_ICON_SIZE = 64
top_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
feed_icons_dir = os.path.join(top_dir, 'feed_icons')
def get_icon(elem, iface):
uri = iface.uri
have_icon = False
name = uri.rsplit('/', 1)[-1]
if name.endswith('.xml'):
name = name[:-4]
icon_path = 'feed_icons/%s.png' % name
full_icon_path = os.path.join(top_dir, icon_path)
if os.path.isfile(full_icon_path):
have_icon = True
else:
# Get it from the cache
cached_icon = config.iface_cache.get_icon_path(iface)
if not cached_icon:
download = config.fetcher.download_icon(iface)
if download:
print "Downloading icon", icon_path
tasks.wait_for_blocker(download)
cached_icon = config.iface_cache.get_icon_path(iface)
if cached_icon:
shutil.copyfile(cached_icon, full_icon_path)
have_icon = True
os.system("git add '%s'" % full_icon_path)
if not have_icon:
icon_path = 'tango/applications-system.png'
full_icon_path = os.path.join(top_dir, icon_path)
print "No icon for", uri, name
width, height = Image.open(open(full_icon_path)).size
if width > MAX_ICON_SIZE or height > MAX_ICON_SIZE:
scale = float(MAX_ICON_SIZE) / max(width, height)
width *= scale
height *= scale
width, height = map(int, (width, height))
elem.setAttribute('width', str(width))
elem.setAttribute('height', str(height))
elem.setAttribute('icon', icon_path)
def add_details(elem, iface):
elem.setAttribute('uri', iface.uri)
main_feed = config.iface_cache.get_feed(iface.uri)
assert main_feed.name, iface.uri
elem.setAttribute('name', main_feed.name)
elem.setAttribute('summary', main_feed.summary.encode('utf-8'))
get_icon(elem, iface)
homepage = None
for child in main_feed.get_metadata(XMLNS_IFACE, 'homepage'):
homepage = child.content
break
if homepage:
elem.setAttribute('homepage', homepage)
description = unicode(main_feed.description or '(no description)')
if len(description) > MAX_TEASER_LENGTH:
description = description[:MAX_TEASER_LENGTH - 3]
description = description[:description.rindex(' ')]
description += ' ...'
description_elem = elem.ownerDocument.createTextNode(description.encode('utf-8'))
elem.appendChild(description_elem)
# (note: we could miss some if feeds for other platforms aren't cached)
archs = set()
for impl in config.iface_cache.get_implementations(iface):
archs.add(impl.arch or '*-*')
pretty_archs = []
for arch in archs:
if arch == '*-*':
arch = 'Any'
elif arch == '*-src':
arch = 'Source code'
elif arch.endswith('-*'):
arch = arch[:-2]
elif not arch.endswith('-src'):
os, cpu = arch.split('-')
if (os + '-*') in archs or '*-*' in archs:
continue
pretty_archs.append(arch)
archs_elem = elem.ownerDocument.createElement('archs')
elem.appendChild(archs_elem)
for arch in sorted(pretty_archs):
arch_elem = elem.ownerDocument.createElement('arch')
archs_elem.appendChild(arch_elem)
arch_elem.setAttribute('name', arch)
def get_details(uris):
doc = minidom.parseString("<list/>")
root = doc.documentElement
for uri in uris:
feed = doc.createElement('feed')
iface = config.iface_cache.get_interface(uri)
#subprocess.check_call(["0install", "select", "--", uri])
add_details(feed, iface)
root.appendChild(feed)
return doc
if len(sys.argv) < 2:
print >>sys.stderr, "usage: make-list.py x.lst"
sys.exit(1)
for f in sys.argv[1:]:
assert f.endswith('.lst'), 'Not a list file: %s' % f
stem = f[:-4]
interfaces = [line.strip() for line in open(f)]
doc = get_details(interfaces)
results = stem + '.xml'
with open(results, 'wb') as s:
doc.writexml(s, newl='\n', addindent=' ', encoding='utf-8')
print "Wrote", results
