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# encoding: utf-8
# api: streamtuner2
# title: Favicons
# description: Display station favicons/logos. Instantly download them when â–¸playing.
# description: Load and display station favicons/logos.
# config:
# { name: load_favicon, type: bool, value: 1, description: "Load favicon instantly when â–¸playing a station.", color: yellow }
# { name: favicon_google_first, type: bool, value: 1, description: "Prefer faster Google favicon to PNG conversion service." }
# { name: favicon_delete_stub , type: bool, value: 1, description: "Don't accept any placeholder favicons." }
# { name: google_homepage, type: bool, value: 0, description: "Google missing station homepages right away." }
# type: feature
# category: ui
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module = "favicon"
meta = plugin_meta()
# Register with main
def __init__(self, parent):
# Reference main, and register station .play() hook for conf.load_favicon
# Reference main, and register station .play() hook
self.parent, self.main = parent, parent
parent.hooks["play"].append(self.update_playing)
# Register in channel/streams updating pipeline (to predefine row["favicon"] filename from `homepage` or `img`)
channels.GenericChannel.prepare_filters.append(self.prepare_filter_favicon)
# Prepare favicon cache directory
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channel.save()
else:
found = False
# Favicon only for currently playing station
if conf.load_favicon:
if row.get("homepage") or row.get("img"):
self.parent.thread(self.update_rows, [row], pixstore=pixstore, always_update=found)
self.parent.thread(self.update_rows, [row], pixstore=pixstore, fresh_homepage=found)
# Run through rows[] to update "favicon" from "homepage" or "img",
# optionally display new image right away in ListStore
def update_rows(self, entries, pixstore=None, always_update=False, **x):
def update_rows(self, entries, pixstore=None, fresh_homepage=False, **x):
for i,row in enumerate(entries):
ok = False
# Try just once
if row.get("homepage") in tried_urls:
continue
# Ignore existing ["favicon"] filename
if row.get("favicon") and False:
pass
# Cache image filename: have or can't have
favicon_fn = row_to_fn(row)
print favicon_fn
if not favicon_fn:
continue
try:
# Image already exists
if os.path.exists(favicon_fn):
if not always_update:
if not fresh_homepage:
continue
else: # For freshly added ["homepage"] when favicon already
ok = True # exists in cache. Then just update pix store.
# Download custom "img" banner/logo as favicon
elif row.get("img"):
tried_urls.append(row["img"])
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pass
#-----------------
# Convert row["img"] or row["homepage"] into local favicon cache filename
# Use just domain for homepages, but most of the url for banner/logo imgs.
rx_strip_proto = re.compile("^\w+://|/$")
rx_just_domain = re.compile("^\w+://|[/#?].*$")
rx_non_wordchr = re.compile("[^\w._-]")
def row_to_fn(row):
url = row.get("img") or row.get("homepage") or None
url = row.get("img")
if url:
url = url.lower()
url = rx_strip_proto.sub("", url) # strip proto:// and trailing /
url = rx_non_wordchr.sub("_", url) # remove any non-word characters
url = "{}/{}.png".format(conf.icon_dir, url) # prefix cache directory
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