CC-430: Audio normalization (Replaygain Support)
This commit is contained in:
Martin Konecny
parent
62287a2313
commit
f0f033b4fb
7 changed files with 401 additions and 357 deletions
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@ -54,11 +54,11 @@ class AirTimeApiClient():
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except Exception, e:
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self.logger.error('Error loading config file: %s', e)
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sys.exit(1)
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def get_response_from_server(self, url):
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logger = self.logger
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successful_response = False
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while not successful_response:
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try:
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response = urllib2.urlopen(url).read()
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@ -68,22 +68,58 @@ class AirTimeApiClient():
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except Exception, e:
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logger.error('Couldn\'t connect to remote server. Is it running?')
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logger.error("%s" % e)
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if not successful_response:
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logger.error("Error connecting to server, waiting 5 seconds and trying again.")
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time.sleep(5)
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return response
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def __get_airtime_version(self, verbose = True):
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return response
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def get_response_into_file(self, url, block=True):
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"""
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This function will query the server and download its response directly
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into a temporary file. This is useful in the situation where the response
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from the server can be huge and we don't want to store it into memory (potentially
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causing Python to use hundreds of MB's of memory). By writing into a file we can
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then open this file later, and read data a little bit at a time and be very mem
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efficient.
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The return value of this function is the path of the temporary file. Unless specified using
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block = False, this function will block until a successful HTTP 200 response is received.
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"""
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logger = self.logger
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successful_response = False
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while not successful_response:
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try:
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path = urllib.urlretrieve(url)[0]
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successful_response = True
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except IOError, e:
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logger.error('Error Authenticating with remote server: %s', e)
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if not block:
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raise
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except Exception, e:
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logger.error('Couldn\'t connect to remote server. Is it running?')
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logger.error("%s" % e)
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if not block:
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raise
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if not successful_response:
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logger.error("Error connecting to server, waiting 5 seconds and trying again.")
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time.sleep(5)
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return path
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def __get_airtime_version(self):
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logger = self.logger
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url = "http://%s:%s/%s/%s" % (self.config["base_url"], str(self.config["base_port"]), self.config["api_base"], self.config["version_url"])
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logger.debug("Trying to contact %s", url)
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url = url.replace("%%api_key%%", self.config["api_key"])
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version = -1
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response = None
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try:
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data = self.get_response_from_server(url)
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logger.debug("Data: %s", data)
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@ -98,13 +134,13 @@ class AirTimeApiClient():
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def test(self):
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logger = self.logger
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status, items = self.get_schedule('2010-01-01-00-00-00', '2011-01-01-00-00-00')
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items = self.get_schedule()[1]
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schedule = items["playlists"]
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logger.debug("Number of playlists found: %s", str(len(schedule)))
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count = 1
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for pkey in sorted(schedule.iterkeys()):
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logger.debug("Playlist #%s",str(count))
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count+=1
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logger.debug("Playlist #%s", str(count))
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count += 1
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playlist = schedule[pkey]
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for item in playlist["medias"]:
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filename = urlparse(item["uri"])
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@ -112,9 +148,9 @@ class AirTimeApiClient():
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self.get_media(item["uri"], filename)
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def is_server_compatible(self, verbose = True):
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def is_server_compatible(self, verbose=True):
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logger = self.logger
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version = self.__get_airtime_version(verbose)
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version = self.__get_airtime_version()
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if (version == -1):
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if (verbose):
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logger.info('Unable to get Airtime version number.\n')
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@ -122,16 +158,16 @@ class AirTimeApiClient():
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elif (version[0:3] != AIRTIME_VERSION[0:3]):
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if (verbose):
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logger.info('Airtime version found: ' + str(version))
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logger.info('pypo is at version ' +AIRTIME_VERSION+' and is not compatible with this version of Airtime.\n')
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logger.info('pypo is at version ' + AIRTIME_VERSION + ' and is not compatible with this version of Airtime.\n')
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return False
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else:
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if (verbose):
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logger.info('Airtime version: ' + str(version))
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logger.info('pypo is at version ' +AIRTIME_VERSION+' and is compatible with this version of Airtime.')
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logger.info('pypo is at version ' + AIRTIME_VERSION + ' and is compatible with this version of Airtime.')
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return True
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def get_schedule(self, start=None, end=None):
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def get_schedule(self):
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logger = self.logger
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# Construct the URL
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@ -160,7 +196,7 @@ class AirTimeApiClient():
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logger.info("try to download from %s to %s", src, dst)
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src = src.replace("%%api_key%%", self.config["api_key"])
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# check if file exists already before downloading again
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filename, headers = urllib.urlretrieve(src, dst)
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headers = urllib.urlretrieve(src, dst)[1]
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logger.info(headers)
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except Exception, e:
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logger.error("%s", e)
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@ -180,7 +216,7 @@ class AirTimeApiClient():
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url = url.replace("%%schedule_id%%", str(schedule_id))
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logger.debug(url)
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url = url.replace("%%api_key%%", self.config["api_key"])
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response = self.get_response_from_server(url)
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response = json.loads(response)
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logger.info("API-Status %s", response['status'])
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@ -192,12 +228,11 @@ class AirTimeApiClient():
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return response
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def get_liquidsoap_data(self, pkey, schedule):
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logger = self.logger
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playlist = schedule[pkey]
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data = dict()
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try:
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data["schedule_id"] = playlist['id']
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except Exception, e:
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except Exception:
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data["schedule_id"] = 0
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return data
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@ -232,7 +267,7 @@ class AirTimeApiClient():
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url = url.replace("%%api_key%%", self.config["api_key"])
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for i in range(0, retries):
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logger.debug("Upload attempt: %s", i+1)
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logger.debug("Upload attempt: %s", i + 1)
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try:
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request = urllib2.Request(url, data, headers)
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@ -252,27 +287,29 @@ class AirTimeApiClient():
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time.sleep(retries_wait)
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return response
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def check_live_stream_auth(self, username, password, dj_type):
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#logger = logging.getLogger()
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"""
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TODO: Why are we using print statements here? Possibly use logger that
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is directed to stdout. -MK
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"""
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response = ''
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try:
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url = "http://%s:%s/%s/%s" % (self.config["base_url"], str(self.config["base_port"]), self.config["api_base"], self.config["check_live_stream_auth"])
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url = url.replace("%%api_key%%", self.config["api_key"])
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url = url.replace("%%username%%", username)
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url = url.replace("%%djtype%%", dj_type)
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url = url.replace("%%password%%", password)
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response = self.get_response_from_server(url)
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response = json.loads(response)
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except Exception, e:
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import traceback
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top = traceback.format_exc()
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print "Exception: %s", e
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print "traceback: %s", top
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print "traceback: %s", traceback.format_exc()
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response = None
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return response
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def setup_media_monitor(self):
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@ -282,7 +319,7 @@ class AirTimeApiClient():
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try:
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url = "http://%s:%s/%s/%s" % (self.config["base_url"], str(self.config["base_port"]), self.config["api_base"], self.config["media_setup_url"])
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url = url.replace("%%api_key%%", self.config["api_key"])
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response = self.get_response_from_server(url)
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response = json.loads(response)
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logger.info("Connected to Airtime Server. Json Media Storage Dir: %s", response)
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@ -299,9 +336,9 @@ class AirTimeApiClient():
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url = "http://%s:%s/%s/%s" % (self.config["base_url"], str(self.config["base_port"]), self.config["api_base"], self.config["update_media_url"])
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url = url.replace("%%api_key%%", self.config["api_key"])
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url = url.replace("%%mode%%", mode)
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md = convert_dict_value_to_utf8(md)
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data = urllib.urlencode(md)
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req = urllib2.Request(url, data)
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@ -320,10 +357,8 @@ class AirTimeApiClient():
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logger.info("associate recorded %s", response)
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except Exception, e:
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response = None
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import traceback
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top = traceback.format_exc()
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logger.error('Exception: %s', e)
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logger.error("traceback: %s", top)
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logger.error("traceback: %s", traceback.format_exc())
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return response
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@ -338,7 +373,7 @@ class AirTimeApiClient():
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url = url.replace("%%api_key%%", self.config["api_key"])
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url = url.replace("%%dir_id%%", dir_id)
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response = self.get_response_from_server(url)
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response = json.loads(response)
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except Exception, e:
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@ -353,7 +388,7 @@ class AirTimeApiClient():
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url = "http://%s:%s/%s/%s" % (self.config["base_url"], str(self.config["base_port"]), self.config["api_base"], self.config["list_all_watched_dirs"])
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url = url.replace("%%api_key%%", self.config["api_key"])
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response = self.get_response_from_server(url)
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response = json.loads(response)
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except Exception, e:
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@ -369,7 +404,7 @@ class AirTimeApiClient():
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url = url.replace("%%api_key%%", self.config["api_key"])
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url = url.replace("%%path%%", base64.b64encode(path))
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response = self.get_response_from_server(url)
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response = json.loads(response)
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except Exception, e:
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@ -385,7 +420,7 @@ class AirTimeApiClient():
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url = url.replace("%%api_key%%", self.config["api_key"])
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url = url.replace("%%path%%", base64.b64encode(path))
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response = self.get_response_from_server(url)
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response = json.loads(response)
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except Exception, e:
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@ -409,13 +444,13 @@ class AirTimeApiClient():
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logger.error("Exception: %s", e)
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return response
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def get_stream_setting(self):
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logger = self.logger
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try:
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url = "http://%s:%s/%s/%s" % (self.config["base_url"], str(self.config["base_port"]), self.config["api_base"], self.config["get_stream_setting"])
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url = url.replace("%%api_key%%", self.config["api_key"])
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url = url.replace("%%api_key%%", self.config["api_key"])
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response = self.get_response_from_server(url)
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response = json.loads(response)
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except Exception, e:
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@ -434,42 +469,42 @@ class AirTimeApiClient():
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logger = self.logger
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try:
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url = "http://%s:%s/%s/%s" % (self.config["base_url"], str(self.config["base_port"]), self.config["api_base"], self.config["register_component"])
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url = url.replace("%%api_key%%", self.config["api_key"])
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url = url.replace("%%component%%", component)
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self.get_response_from_server(url)
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except Exception, e:
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logger.error("Exception: %s", e)
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def notify_liquidsoap_status(self, msg, stream_id, time):
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logger = self.logger
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try:
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url = "http://%s:%s/%s/%s" % (self.config["base_url"], str(self.config["base_port"]), self.config["api_base"], self.config["update_liquidsoap_status"])
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url = url.replace("%%api_key%%", self.config["api_key"])
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msg = msg.replace('/', ' ')
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encoded_msg = urllib.quote(msg, '')
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url = url.replace("%%msg%%", encoded_msg)
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url = url.replace("%%stream_id%%", stream_id)
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url = url.replace("%%boot_time%%", time)
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response = self.get_response_from_server(url)
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self.get_response_from_server(url)
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except Exception, e:
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logger.error("Exception: %s", e)
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def notify_source_status(self, sourcename, status):
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logger = self.logger
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try:
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url = "http://%s:%s/%s/%s" % (self.config["base_url"], str(self.config["base_port"]), self.config["api_base"], self.config["update_source_status"])
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url = url.replace("%%api_key%%", self.config["api_key"])
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url = url.replace("%%sourcename%%", sourcename)
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url = url.replace("%%status%%", status)
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response = self.get_response_from_server(url)
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self.get_response_from_server(url)
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except Exception, e:
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logger.error("Exception: %s", e)
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"""
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This function updates status of mounted file system information on airtime
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"""
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@ -477,26 +512,24 @@ class AirTimeApiClient():
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logger = self.logger
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try:
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url = "http://%s:%s/%s/%s" % (self.config["base_url"], str(self.config["base_port"]), self.config["api_base"], self.config["update_fs_mount"])
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url = url.replace("%%api_key%%", self.config["api_key"])
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added_data_string = string.join(added_dir, ',')
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removed_data_string = string.join(removed_dir, ',')
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map = [("added_dir", added_data_string),("removed_dir",removed_data_string)]
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map = [("added_dir", added_data_string), ("removed_dir", removed_data_string)]
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data = urllib.urlencode(map)
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req = urllib2.Request(url, data)
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response = self.get_response_from_server(req)
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logger.info("update file system mount: %s", json.loads(response))
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except Exception, e:
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import traceback
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top = traceback.format_exc()
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logger.error('Exception: %s', e)
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logger.error("traceback: %s", top)
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logger.error("traceback: %s", traceback.format_exc())
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"""
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When watched dir is missing(unplugged or something) on boot up, this function will get called
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and will call appropriate function on Airtime.
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@ -505,18 +538,16 @@ class AirTimeApiClient():
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logger = self.logger
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try:
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url = "http://%s:%s/%s/%s" % (self.config["base_url"], str(self.config["base_port"]), self.config["api_base"], self.config["handle_watched_dir_missing"])
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url = url.replace("%%api_key%%", self.config["api_key"])
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url = url.replace("%%dir%%", base64.b64encode(dir))
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response = self.get_response_from_server(url)
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logger.info("update file system mount: %s", json.loads(response))
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except Exception, e:
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import traceback
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top = traceback.format_exc()
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logger.error('Exception: %s', e)
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logger.error("traceback: %s", top)
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logger.error("traceback: %s", traceback.format_exc())
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"""
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Retrive infomations needed on bootstrap time
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"""
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@ -524,17 +555,37 @@ class AirTimeApiClient():
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logger = self.logger
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try:
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url = "http://%s:%s/%s/%s" % (self.config["base_url"], str(self.config["base_port"]), self.config["api_base"], self.config["get_bootstrap_info"])
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url = url.replace("%%api_key%%", self.config["api_key"])
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response = self.get_response_from_server(url)
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response = json.loads(response)
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logger.info("Bootstrap info retrieved %s", response)
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except Exception, e:
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response = None
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import traceback
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top = traceback.format_exc()
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logger.error('Exception: %s', e)
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logger.error("traceback: %s", top)
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logger.error("traceback: %s", traceback.format_exc())
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return response
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def get_files_without_replay_gain_value(self, dir_id):
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"""
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Download a list of files that need to have their ReplayGain value calculated. This list
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of files is downloaded into a file and the path to this file is the return value.
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"""
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#http://localhost/api/get-files-without-replay-gain/dir_id/1
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logger = self.logger
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try:
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url = "http://%(base_url)s:%(base_port)s/%(api_base)s/%(get-files-without-replay-gain)s/" % (self.config)
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url = url.replace("%%api_key%%", self.config["api_key"])
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url = url.replace("%%dir_id%%", dir_id)
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file_path = self.get_response_into_file(url)
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except Exception, e:
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file_path = None
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logger.error('Exception: %s', e)
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logger.error("traceback: %s", traceback.format_exc())
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return file_path
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