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refactor: replace urllib into requests in radio.py

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This commit is contained in:
Terry Geng
2020-03-02 19:02:56 +08:00
parent 26eb650e9b
commit 13753afa83
1 changed files with 44 additions and 48 deletions
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60
media/radio.py
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@@ -1,13 +1,16 @@
import re
import urllib.request
import urllib.error
import logging
import json
import http.client
import struct
import requests
import traceback
log = logging.getLogger("bot")
def get_radio_server_description(url):
global log
p = re.compile('(https?\:\/\/[^\/]*)', re.IGNORECASE)
res = re.search(p, url)
base_url = res.group(1)
@@ -15,25 +18,21 @@ def get_radio_server_description(url):
url_shoutcast = base_url + '/stats?json=1'
title_server = None
try:
request = urllib.request.Request(url_shoutcast)
response = urllib.request.urlopen(request)
data = json.loads(response.read().decode("utf-8"))
r = requests.get(url_shoutcast, timeout=5)
data = r.json()
title_server = data['servertitle']
return title_server
# logging.info("TITLE FOUND SHOUTCAST: " + title_server)
except urllib.error.HTTPError:
pass
except http.client.BadStatusLine:
pass
except (requests.exceptions.ConnectionError, requests.exceptions.HTTPError, requests.exceptions.Timeout) as e:
error_traceback = traceback.format_exc()
error = error_traceback.rstrip().split("\n")[-1]
log.debug("radio: unsuccessful attempts on fetching radio description (shoutcast): " + error)
except ValueError:
return False
return False # ?
if not title_server:
try:
request = urllib.request.Request(url_icecast)
response = urllib.request.urlopen(request)
response_data = response.read().decode('utf-8', errors='ignore')
if response_data:
data = json.loads(response_data, strict=False)
r = requests.get(url_icecast, timeout=5)
data = r.json()
source = data['icestats']['source']
if type(source) is list:
source = source[0]
@@ -41,26 +40,23 @@ def get_radio_server_description(url):
if 'server_description' in source:
title_server += ' - ' + source['server_description']
# logging.info("TITLE FOUND ICECAST: " + title_server)
if not title_server:
title_server = url
except urllib.error.URLError:
title_server = url
except http.client.BadStatusLine:
pass
return title_server
except (requests.exceptions.ConnectionError, requests.exceptions.HTTPError, requests.exceptions.Timeout) as e:
error_traceback = traceback.format_exc()
error = error_traceback.rstrip().split("\n")[-1]
log.debug("radio: unsuccessful attempts on fetching radio description (icecast): " + error)
return url
def get_radio_title(url):
request = urllib.request.Request(url, headers={'Icy-MetaData': 1})
try:
r = requests.get(url, headers={'Icy-MetaData': '1'}, stream=True, timeout=5)
icy_metaint_header = int(r.headers['icy-metaint'])
r.raw.read(icy_metaint_header)
response = urllib.request.urlopen(request)
icy_metaint_header = int(response.headers['icy-metaint'])
if icy_metaint_header is not None:
response.read(icy_metaint_header)
metadata_length = struct.unpack('B', response.read(1))[0] * 16 # length byte
metadata = response.read(metadata_length).rstrip(b'\0')
metadata_length = struct.unpack('B', r.raw.read(1))[0] * 16 # length byte
metadata = r.raw.read(metadata_length).rstrip(b'\0')
logging.info(metadata)
# extract title from the metadata
m = re.search(br"StreamTitle='([^']*)';", metadata)
@@ -68,6 +64,6 @@ def get_radio_title(url):
title = m.group(1)
if title:
return title.decode()
except (urllib.error.URLError, urllib.error.HTTPError, http.client.BadStatusLine):
except (requests.exceptions.ConnectionError, requests.exceptions.HTTPError) as e:
pass
return 'Unknown title'
return url