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Rivendellaudio/apis/rivwebpyapi/api/rivwebpyapi.py
Fred Gleason 4071b6a5ac 2021-12-11 Fred Gleason <fredg@paravelsystems.com> 
* Added a 'Cart' class to the 'rivwebapi' API.
	* Modified the 'AddCart()', 'ListCart()' and 'ListCarts()' methods
	to use the 'Cart' class in the 'rivwebapi' API.
	* Added an 'EditCart()' method to the 'rivwebpyapi' API.

Signed-off-by: Fred Gleason <fredg@paravelsystems.com>
2021-12-11 11:04:58 -05:00

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# rivwebpyapi.py
#
# Python3 binding for the Rivendell Web API
#
# (C) Copyright 2021 Fred Gleason <fredg@paravelsystems.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public
# License along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#
import sys
import datetime
from datetime import timedelta
import requests
from urllib.parse import urlparse
from xml.sax.handler import ContentHandler
import xml.sax
#
# Audio Formats
#
AUDIO_FORMAT_PCM16_WAV=0
AUDIO_FORMAT_PCM24_WAV=7
AUDIO_FORMAT_MPEG_L2_WAV=6
AUDIO_FORMAT_MPEG_L2_NATIVE=2
AUDIO_FORMAT_MPEG_L3_NATIVE=3
AUDIO_FORMAT_FLAC=4
AUDIO_FORMAT_OGG_VORBIS=5
#
# Data Schemas
#
CART_FIELDS={
'number': 'integer',
'type': 'string',
'groupName': 'string',
'title': 'string',
'artist': 'string',
'album': 'string',
'year': 'integer',
'label': 'string',
'client': 'string',
'agency': 'string',
'publisher': 'string',
'composer': 'string',
'conductor': 'string',
'userDefined': 'string',
'usageCode': 'integer',
'forcedLength': 'string',
'averageLength': 'string',
'lengthDeviation': 'string',
'averageSegueLength': 'string',
'averageHookLength': 'string',
'minimumTalkLength': 'string',
'maximumTalkLength': 'string',
'cutQuantity': 'integer',
'lastCutPlayed': 'integer',
'enforceLength': 'boolean',
'asyncronous': 'boolean',
'owner': 'string',
'metadataDatetime': 'datetime',
'songId': 'string'
}
class RivWebPyApi_ListHandler(ContentHandler):
def __init__(self,base_tag,fields):
self.__output=[]
self.__record={}
self.__base_tag=base_tag
self.__fields=fields;
self.__field=''
def output(self):
for d in self.__output: # Convert to the appropriate types
for f in self.__fields.keys():
if(d[f]!=None):
d[f]=d[f].strip()
if(self.__fields[f]=='boolean'):
d[f]=self.__fromBoolean(d[f])
elif(self.__fields[f]=='datetime'):
d[f]=self.__fromDatetime(d[f])
elif(self.__fields[f]=='date'):
d[f]=self.__fromDate(d[f])
elif(self.__fields[f]=='integer'):
d[f]=self.__fromInteger(d[f])
elif(self.__fields[f]=='time'):
d[f]=self.__fromTime(d[f])
return self.__output
def startElement(self,tag,attrs):
if(tag==self.__base_tag): # Create new (empty) record
self.__record={}
for f in self.__fields.keys():
self.__record[f]=None
else:
if(tag in self.__fields.keys()):
self.__record[tag]=''
if('src' in attrs.keys()):
tag=tag+attrs['src'].capitalize()
self.__record[tag]=''
self.__field=tag
def endElement(self,tag):
if(tag==self.__base_tag): # Add completed record to output
self.__output.append(self.__record)
self.__field=''
def characters(self,content):
if(self.__field in self.__fields.keys()): # Add content to field
self.__record[self.__field]=self.__record[self.__field]+content
def __fromBoolean(self,str):
if(not str):
return None
if((str=='1')or(str.lower()=='true')):
return True
if((str=='0')or(str.lower()=='false')):
return False
raise ValueError('invalid boolean value')
def __fromDate(self,str):
if(not str):
return None
f0=str.split('-')
if(len(f0)!=3):
raise(ValueError('invalid date string'))
return datetime.date(year=int(f0[0]),
month=int(f0[1]),
day=int(f0[2]));
def __fromDatetime(self,str):
if(not str):
return None
f0=str.split('T')
if(len(f0)!=2):
raise ValueError('invalid datetime string')
date_parts=f0[0].split('-')
if(len(date_parts)!=3):
raise ValueError('invalid datetime string')
time_parts=f0[1][0:7].split(':')
if(len(time_parts)!=3):
raise ValueError('invalid datetime string')
offset_minutes=60*int(f0[1][9:11])+int(f0[1][12:14])
offset=timedelta(minutes=offset_minutes)
if(f0[1][8:9]=='-'):
offset=-offset
return datetime.datetime(year=int(date_parts[0]),
month=int(date_parts[1]),
day=int(date_parts[2]),
hour=int(time_parts[0]),
minute=int(time_parts[1]),
second=int(time_parts[2]),
tzinfo=datetime.timezone(offset));
def __fromInteger(self,str):
if(not str):
return None
return int(str)
def __fromTime(self,str):
if(not str):
return None
#
# Split time from timezone fields
#
timestr=''
zonestr=''
if('+' in str):
f0=str.split('+')
timestr=f0[0]
zonestr=f0[1]
elif('-' in str):
f0=str.split('-')
timestr=f0[0]
zonestr=f0[1]
else:
timestr=str
#
# Calculate time part
#
time_parts=timestr.split(':')
if(len(time_parts)!=3):
raise ValueError('invalid time string')
msecs=0
if('.' in time_parts[2]):
f0=time_parts[2].split('.')
msecs=int(f0[1])
time_parts[2]=f0[0]
#
# Calculate timezone offset
#
offset_minutes=0
if(zonestr):
offset_minutes=60*int(zonestr[0:2])+int(timestr[3:5])
#
# Put it all together
#
if(zonestr):
offset=timedelta(minutes=offset_minutes)
if('-' in str):
offset=-offset
return datetime.time(hour=int(time_parts[0]),
minute=int(time_parts[1]),
second=int(time_parts[2]),
microsecond=1000*msecs,
tzinfo=datetime.timezone(offset))
return datetime.time(hour=int(time_parts[0]),
minute=int(time_parts[1]),
second=int(time_parts[2]),
microsecond=1000*msecs)
class RivWebPyError(Exception):
def __init__(self,resp_body,resp_code):
self.errorString=resp_body
self.responseCode=resp_code
class Cart(object):
def __init__(self,values={}):
if(len(values)==0):
self.__values={}
for key in CART_FIELDS:
self.__values[key]=None
else:
self.__values=values
def values(self):
return self.__values
def setValues(self,values):
for key in values:
if(key in self.__values.keys()):
self.__values[key]=values[key]
class rivwebpyapi(object):
"""
Create a 'RivWebPyApi' object for accessing the Web API.
"""
def __init__(self,url,username,password):
"""
Initialize a WebAPI connection to a Rivendell instance.
Takes three arguments:
url - The URL of the service. Typically of the form
'http://rivendell.example.com' (string).
username - The Rivendell Username to connect as (string).
password - The password for the specified Rivendell Username
(string).
"""
#
# Normalize the URL
#
parsed_url=urlparse(url)
parsed_url=parsed_url._replace(path='/rd-bin/rdxport.cgi',
params='',
query='',
fragment='')
self.__connection_url=parsed_url.geturl()
self.__connection_username=username
self.__connection_password=password
def __throwError(self,response):
if(response.headers['content-type']=='application/xml'):
fields={
'ResponseCode': 'integer',
'ErrorString': 'string'
}
handler=RivWebPyApi_ListHandler(base_tag='RDWebResult',fields=fields)
xml.sax.parseString(response.text,handler)
output=handler.output();
if((len(output)==1)and('ErrorString' in output[0])):
raise RivWebPyError(resp_body=output[0]['ErrorString'],
resp_code=response.status_code)
response.raise_for_status()
def AddCart(self,group_name,cart_type,cart_number=0):
"""
Add a new cart to the cart library. Returns the metadata of
the newly created cart (rivwebpyapi.Cart object).
Takes the following arguments:
group_name - The name of the group to which the created cart
will belong (string).
cart_type - The type of cart to be created. Valid values are
'audio' and 'macro' (string).
cart_number - The number of the desired cart, in the range
1 - 999999. Optional. If no cart number
is specified, the next available cart number for
the specified group will be used (integer).
"""
if((cart_number<0)or(cart_number>999999)):
raise ValueError('invalid cart number')
if((cart_type!='audio')and(cart_type!='macro')):
raise ValueError('invalid cart type')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '12',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'GROUP_NAME': str(group_name),
'TYPE': str(cart_type)
}
if(cart_number>0):
postdata['CART_NUMBER']=str(cart_number)
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output dictionary
#
handler=RivWebPyApi_ListHandler(base_tag='cart',fields=CART_FIELDS)
xml.sax.parseString(r.text,handler)
return Cart(handler.output()[0])
def AddCut(self,cart_number):
"""
Add a new cut to an existing audio cart. Returns the metadata of
the newly created cut (dictionary).
Takes the following argument:
cart_number - The number of the desired cart, in the range
1 - 999999 (integer)
"""
if((cart_number<1)or(cart_number>999999)):
raise ValueError('invalid cart number')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '10',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'CART_NUMBER': str(cart_number)
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output dictionary
#
fields={
'cutName': 'string',
'cartNumber': 'integer',
'cutNumber': 'integer',
'evergreen': 'boolean',
'description': 'string',
'outcue': 'string',
'isrc': 'string',
'isci': 'string',
'recordingMbId': 'string',
'releaseMbId': 'string',
'length': 'integer',
'originDatetime': 'datetime',
'startDatetime': 'datetime',
'endDatetime': 'datetime',
'sun': 'boolean',
'mon': 'boolean',
'tue': 'boolean',
'wed': 'boolean',
'thu': 'boolean',
'fri': 'boolean',
'sat': 'boolean',
'startDaypart': 'time',
'endDaypart': 'time',
'originName': 'string',
'originLoginName': 'string',
'sourceHostname': 'string',
'weight': 'integer',
'lastPlayDatetime': 'datetime',
'playCounter': 'integer',
'codingFormat': 'integer',
'sampleRate': 'integer',
'bitRate': 'integer',
'channels': 'integer',
'playGain': 'integer',
'startPoint': 'integer',
'endPoint': 'integer',
'fadeupPoint': 'integer',
'fadedownPoint': 'integer',
'segueStartPoint': 'integer',
'segueEndPoint': 'integer',
'segueGain': 'integer',
'hookStartPoint': 'integer',
'hookEndPoint': 'integer',
'talkStartPoint': 'integer',
'talkEndPoint': 'integer'
}
handler=RivWebPyApi_ListHandler(base_tag='cut',fields=fields)
xml.sax.parseString(r.text,handler)
return handler.output()[0]
def AddLog(self,service_name,log_name):
"""
Create a new log.
Takes the following arguments:
service-name - The name of the service to which the new log will
belong (string).
log-name - The name of the log to be created (string).
"""
if(not service_name):
raise ValueError('invalid service name')
if(not log_name):
raise ValueError('invalid log name')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '29',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'SERVICE_NAME': str(service_name),
'LOG_NAME': str(log_name)
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
def AssignSchedCode(self,cart_number,sched_code):
"""
Assign a schedule code to a cart.
Takes the following arguments:
cart_number - The number of the desired cart, in the range
1 - 999999 (integer)
sched_code - An existing schedule code (integer).
"""
if((cart_number<1)or(cart_number>999999)):
raise ValueError('invalid cart number')
if(not sched_code):
raise ValueError('invalid schedule code')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '25',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'CART_NUMBER': str(cart_number),
'CODE': sched_code
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
def AudioInfo(self,cart_number,cut_number):
"""
Get information about an entry in the Rivendell audio store
(dictionary).
cart_number - The number of the desired cart, in the range
1 - 999999 (integer)
cut_number - The number of the desired cut, in the range
1 - 999 (integer)
"""
if((cart_number<1)or(cart_number>999999)):
raise ValueError('invalid cart number')
if((cut_number<1)or(cut_number>999)):
raise ValueError('invalid cut number')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '19',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'CART_NUMBER': str(cart_number),
'CUT_NUMBER': str(cut_number)
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output dictionary
#
fields={
'cartNumber': 'integer',
'cutNumber': 'integer',
'format': 'integer',
'channels': 'integer',
'sampleRate': 'integer',
'bitRate': 'integer',
'frames': 'integer',
'length': 'integer'
}
handler=RivWebPyApi_ListHandler(base_tag='audioInfo',fields=fields)
xml.sax.parseString(r.text,handler)
return handler.output()[0]
def AudioStore(self):
"""
Get information about the audio store (dictionary).
"""
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '23',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output dictionary
#
fields={
'freeBytes': 'integer',
'totalBytes': 'integer'
}
handler=RivWebPyApi_ListHandler(base_tag='audioStore',fields=fields)
xml.sax.parseString(r.text,handler)
return handler.output()[0]
def DeleteAudio(self,cart_number,cut_number):
"""
Delete PCM/MPEG data from the audio store.
cart_number - The number of the desired cart, in the range
1 - 999999 (integer)
cut_number - The number of the desired cut, in the range
1 - 999 (integer)
"""
if((cart_number<1)or(cart_number>999999)):
raise ValueError('invalid cart number')
if((cut_number<1)or(cut_number>999)):
raise ValueError('invalid cut number')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '3',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'CART_NUMBER': str(cart_number),
'CUT_NUMBER': str(cut_number)
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output dictionary
#
fields={
'cartNumber': 'integer',
'cutNumber': 'integer',
'format': 'integer',
'channels': 'integer',
'sampleRate': 'integer',
'bitRate': 'integer',
'frames': 'integer',
'length': 'integer'
}
handler=RivWebPyApi_ListHandler(base_tag='audioInfo',fields=fields)
xml.sax.parseString(r.text,handler)
return handler.output()
def DeleteLog(self,log_name):
"""
Delete an existing log.
Takes the following argument:
log_name - The name of the log to be deleted (string).
"""
if(not log_name):
raise ValueError('invalid log name')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '30',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'LOG_NAME': log_name
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
def EditCart(self,cart_number,values):
"""
Write metadata changes for an existing cart into the database.
Takes the following arguments:
cart_number - The number of the desired cart, in the range
1 - 999999.
values - A Cart object containing the desired edits.
"""
if((cart_number<0)or(cart_number>999999)):
raise ValueError('invalid cart number')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '14',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'CART_NUMBER': str(cart_number)
}
postnames={
'number': 'CART_NUMBER',
'groupName': 'GROUP_NAME',
'title': 'TITLE',
'artist': 'ARTIST',
'album': 'ALBUM',
'year': 'YEAR',
'label': 'LABEL',
'client': 'CLIENT',
'agency': 'AGENCY',
'publisher': 'PUBLISHER',
'composer': 'COMPOSER',
'conductor': 'CONDUCTOR',
'userDefined': 'USER_DEFINED',
'usageCode': 'USAGE_CODE',
'forcedLength': 'FORCED_LENGTH',
'enforceLength': 'ENFORCE_LENGTH',
'asyncronous': 'ASYNCHRONOUS',
'owner': 'OWNER'
}
for key in values:
if((values[key]!=None)and(key in postnames.keys())):
postdata[postnames[key]]=values[key]
#
# Execute
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output dictionary
#
handler=RivWebPyApi_ListHandler(base_tag='cart',fields=CART_FIELDS)
xml.sax.parseString(r.text,handler)
return Cart(handler.output()[0])
def Export(self,filename,cart_number,cut_number,audio_format,channels,
sample_rate,bit_rate,quality,start_point,end_point,
normalization_level,enable_metadata):
"""
Export audio data from the audio store (file).
Takes the following arguments:
filename - Location to save the exported audio file (string).
cart_number - The number of the desired cart, in the range
1 - 999999 (integer)
cut_number - The number of the desired cut, in the range
1 - 999 (integer)
audio_format - Format of the exported audio (AUDIO_FORMAT)
channels - Channel count of the exported audio (integer)
sample_rate - Sample rate of the exported audio (integer,
samples/sec)
bit_rate - Bit rate of the export audio [MPEG formats only]
(integer, bits/sec)
quality - Quality [OggVorbis only] (integer, -1 - 10)
start_point - Start point of audio export (integer, mS from
absolute start of stored audio)
end_point - End point of audio export (integer, mS from
absolute start of stored audio)
normalization_level - Normalization level, 0 = no normalization
(integer, dBFS)
enable_metadata - Encode metadata into exported file (boolean)
"""
if((cart_number<1)or(cart_number>999999)):
raise ValueError('invalid cart number')
if((cut_number<1)or(cut_number>999)):
raise ValueError('invalid cut number')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '1',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'CART_NUMBER': str(cart_number),
'CUT_NUMBER': str(cut_number),
'FORMAT': str(audio_format),
'CHANNELS': str(channels),
'SAMPLE_RATE': str(sample_rate),
'BIT_RATE': str(bit_rate),
'QUALITY': str(quality),
'START_POINT': str(start_point),
'END_POINT': str(end_point),
'NORMALIZATION_LEVEL': str(normalization_level)
}
if(enable_metadata):
postdata['ENABLE_METADATA']='1'
else:
postdata['ENABLE_METADATA']='0'
#
# Fetch the audio data
#
r=requests.post(self.__connection_url,data=postdata,stream=True)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
with open(filename,'wb') as handle:
for block in r.iter_content(1024):
handle.write(block)
def ExportPeaks(self,cart_number,cut_number):
"""
Export audio peak data from the audio store (bytes).
Takes the following arguments:
cart_number - The number of the desired cart, in the range
1 - 999999 (integer)
cut_number - The number of the desired cut, in the range
1 - 999 (integer)
"""
if((cart_number<1)or(cart_number>999999)):
raise ValueError('invalid cart number')
if((cut_number<1)or(cut_number>999)):
raise ValueError('invalid cut number')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '16',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'CART_NUMBER': str(cart_number),
'CUT_NUMBER': str(cut_number)
}
#
# Fetch the peak data
#
r=requests.post(self.__connection_url,data=postdata,stream=True)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
ret=bytes()
for block in r.iter_content(chunk_size=1024):
ret=ret+block
return ret
def GetPodcast(self,cast_id,filename):
"""
Get posted podcast audio from the Rivendell audio store.
Takes the following arguments:
cast_id - ID of the owning podcast item (integer).
filename - Destination filename (string).
"""
if(cast_id<0):
raise ValueError('invalid podcast ID')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '37',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'ID': str(cast_id)
}
#
# Fetch the audio data
#
r=requests.post(self.__connection_url,data=postdata,stream=True)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
with open(filename,'wb') as handle:
for block in r.iter_content(1024):
handle.write(block)
def Import(self,filename,use_metadata,cart_number=0,cut_number=0,
channels=2,normalization_level=0,autotrim_level=0,
group_name='',title=''):
"""
Import audio into the audio store
Takes the following arguments:
filename - Name of the file containing audio to be imported
(string).
cart_number - The number of the desired cart, in the range
0 - 999999 (integer)
cut_number - The number of the desired cut, in the range
0 - 999 (integer)
use_metadata - Apply file embedded metadata to the destination
cart/cut (boolean).
channels - Use specified number of channels in the destination
cut. Valid values are 1 or 2 (integer).
normalization_level - Normalization level, 0 = no normalization
(integer, dBFS)
autotrim_level - Autotrim level, 0 = no autotrim (integer, dBFS)
group_name - If both the 'cart-number' and 'cut-number' parameters
are set to 0 and a valid 'group_name' parameter passed,
the system will attempt to create a new cart/cut in
the specified group.
title - The value to set as the title of the target cart. This
will override any value found in in-file metadata
(string).
"""
if(not filename):
raise ValueError('missing filename')
if(group_name):
if((cart_number!=0) or (cut_number!=0)):
raise RuntimeError('cart/cut numbers cannot be specified when using the "group_name" parameter')
else:
if((cart_number<1)or(cart_number>999999)):
raise ValueError('invalid cart number')
if((cut_number<1)or(cut_number>999)):
raise ValueError('invalid cut number')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '2',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'CART_NUMBER': str(cart_number),
'CUT_NUMBER': str(cut_number),
'CHANNELS': str(channels),
'NORMALIZATION_LEVEL': str(normalization_level),
'AUTOTRIM_LEVEL': str(autotrim_level),
'TITLE': str(title),
'USE_METADATA': '0'
}
if(use_metadata):
postdata['USE_METADATA']='1'
if(group_name):
postdata['CREATE']='1'
postdata['GROUP_NAME']=group_name
files={'FILENAME': open(filename,'rb')}
#
# Execute
#
r=requests.post(self.__connection_url,data=postdata,files=files)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Process Response
#
fields={
'ResponseCode': 'integer',
'ErrorString': 'string',
'CartNumber': 'integer',
'CutNumber': 'integer'
}
handler=RivWebPyApi_ListHandler(base_tag='RDWebResult',fields=fields)
xml.sax.parseString(r.text,handler)
output=handler.output();
if(len(output)==1):
return output[0]
def ListCart(self,cart_number,include_cuts=False):
"""
Returns the metadata associated with a Rivendell cart
(rivwebpyapi.Cart object).
Takes the following arguments:
cart_number - The number of the desired cart, in the range
1 - 999999 (integer)
include_cuts - Include cut information in the return. Default is
False. (boolean)
"""
if((cart_number<1)or(cart_number>999999)):
raise ValueError('invalid cart number')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '7',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'CART_NUMBER': str(cart_number),
'INCLUDE_CUTS': '0'
}
if(include_cuts):
postdata['INCLUDE_CUTS']='1'
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output dictionary
#
handler=RivWebPyApi_ListHandler(base_tag='cart',fields=CART_FIELDS)
xml.sax.parseString(r.text,handler)
return Cart(handler.output()[0])
def ListCarts(self,group_name='',filter_string='',cart_type='all',
include_cuts=False):
"""
Returns the metadata associated with a set of Rivendell carts
(list of rivwebpyapi.Cart objects)
Takes the following arguments:
group_name - Filter returns to only include carts belonging to
the specified group. Default is to not filter by
group. (string)
filter_string - Filter returns to only include carts matching the
filter string. Default is not to filter by phrase.
(string)
cart_type - Filter returns to only include carts matching the
specified type. Recognized values are 'all', 'audio'
or 'macro'. Default is 'all'. (string)
include_cuts - Include cut information in the return. Default is
False. (boolean)
"""
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '6',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'GROUP_NAME': str(group_name),
'FILTER': filter_string,
'TYPE': cart_type.lower(),
'INCLUDE_CUTS': '0'
}
if(include_cuts):
postdata['INCLUDE_CUTS']='1'
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output
#
handler=RivWebPyApi_ListHandler(base_tag='cart',fields=CART_FIELDS)
xml.sax.parseString(r.text,handler)
out=handler.output()
ret=[]
for item in out:
ret.append(Cart(item))
return ret
def ListCartSchedCodes(self,cart_number):
"""
Returns the set of scheduler codes associated with a Rivendell
cart (list of dictionaries)
Takes the following arguments:
cart_number - The number of the cart for the desired schedule codes,
in the range
1 - 999999 (integer)
"""
if((cart_number<1)or(cart_number>999999)):
raise ValueError('invalid cart number')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '27',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'CART_NUMBER': str(cart_number)
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output dictionary
#
fields={
'code': 'string',
'description': 'string'
}
handler=RivWebPyApi_ListHandler(base_tag='schedCode',fields=fields)
xml.sax.parseString(r.text,handler)
return handler.output()
def ListCut(self,cart_number,cut_number):
"""
Returns the metadata associated with a Rivendell cut
(dictionary).
Takes the following arguments:
cart_number - The number of the desired cart, in the range
1 - 999999 (integer)
cut_number - The number of the desired cut, in the range
1 - 999 (integer)
"""
if((cart_number<1)or(cart_number>999999)):
raise ValueError('invalid cart number')
if((cut_number<1)or(cut_number>999)):
raise ValueError('invalid cut number')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '8',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'CART_NUMBER': str(cart_number),
'CUT_NUMBER': str(cut_number)
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output dictionary
#
fields={
'cutName': 'string',
'cartNumber': 'integer',
'cutNumber': 'integer',
'evergreen': 'boolean',
'description': 'string',
'outcue': 'string',
'isrc': 'string',
'isci': 'string',
'recordingMbId': 'string',
'releaseMbId': 'string',
'length': 'integer',
'originDatetime': 'datetime',
'startDatetime': 'datetime',
'endDatetime': 'datetime',
'sun': 'boolean',
'mon': 'boolean',
'tue': 'boolean',
'wed': 'boolean',
'thu': 'boolean',
'fri': 'boolean',
'sat': 'boolean',
'startDaypart': 'time',
'endDaypart': 'time',
'originName': 'string',
'originLoginName': 'string',
'sourceHostname': 'string',
'weight': 'integer',
'lastPlayDatetime': 'datetime',
'playCounter': 'integer',
'codingFormat': 'integer',
'sampleRate': 'integer',
'bitRate': 'integer',
'channels': 'integer',
'playGain': 'integer',
'startPoint': 'integer',
'endPoint': 'integer',
'fadeupPoint': 'integer',
'fadedownPoint': 'integer',
'segueStartPoint': 'integer',
'segueEndPoint': 'integer',
'segueGain': 'integer',
'hookStartPoint': 'integer',
'hookEndPoint': 'integer',
'talkStartPoint': 'integer',
'talkEndPoint': 'integer'
}
handler=RivWebPyApi_ListHandler(base_tag='cut',fields=fields)
xml.sax.parseString(r.text,handler)
return handler.output()[0]
def ListCuts(self,cart_number):
"""
Returns the metadata associated with all of the cuts in
a Rivendell cart (list of dictionaries).
Takes the following argument:
cart_number - The number of the desired cart, in the range
1 - 999999 (integer)
"""
if((cart_number<1)or(cart_number>999999)):
raise ValueError('invalid cart number')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '9',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'CART_NUMBER': str(cart_number)
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output dictionary
#
fields={
'cutName': 'string',
'cartNumber': 'integer',
'cutNumber': 'integer',
'evergreen': 'boolean',
'description': 'string',
'outcue': 'string',
'isrc': 'string',
'isci': 'string',
'recordingMbId': 'string',
'releaseMbId': 'string',
'length': 'integer',
'originDatetime': 'datetime',
'startDatetime': 'datetime',
'endDatetime': 'datetime',
'sun': 'boolean',
'mon': 'boolean',
'tue': 'boolean',
'wed': 'boolean',
'thu': 'boolean',
'fri': 'boolean',
'sat': 'boolean',
'startDaypart': 'time',
'endDaypart': 'time',
'originName': 'string',
'originLoginName': 'string',
'sourceHostname': 'string',
'weight': 'integer',
'lastPlayDatetime': 'datetime',
'playCounter': 'integer',
'codingFormat': 'integer',
'sampleRate': 'integer',
'bitRate': 'integer',
'channels': 'integer',
'playGain': 'integer',
'startPoint': 'integer',
'endPoint': 'integer',
'fadeupPoint': 'integer',
'fadedownPoint': 'integer',
'segueStartPoint': 'integer',
'segueEndPoint': 'integer',
'segueGain': 'integer',
'hookStartPoint': 'integer',
'hookEndPoint': 'integer',
'talkStartPoint': 'integer',
'talkEndPoint': 'integer'
}
handler=RivWebPyApi_ListHandler(base_tag='cut',fields=fields)
xml.sax.parseString(r.text,handler)
return handler.output()
def ListGroup(self,group_name):
"""
Returns a Rivendell group (dictionary).
Takes the following argument:
group_name - Return the attributes of the specified group name.
(string)
"""
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '5',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'GROUP_NAME': group_name
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output dictionary
#
fields={
'name': 'string',
'description': 'string',
'defaultCartType': 'string',
'defaultLowCart': 'integer',
'defaultHighCart': 'integer',
'cutShelfLife': 'integer',
'defaultTitle': 'string',
'enforceCartRange': 'boolean',
'reportTfc': 'boolean',
'reportMus': 'boolean',
'color': 'string'
}
handler=RivWebPyApi_ListHandler(base_tag='group',fields=fields)
xml.sax.parseString(r.text,handler)
return handler.output()[0]
def ListGroups(self):
"""
Returns a list of all Rivendell groups (list of dictionaries).
"""
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '4',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output dictionary
#
fields={
'name': 'string',
'description': 'string',
'defaultCartType': 'string',
'defaultLowCart': 'integer',
'defaultHighCart': 'integer',
'cutShelfLife': 'integer',
'defaultTitle': 'string',
'enforceCartRange': 'boolean',
'reportTfc': 'boolean',
'reportMus': 'boolean',
'color': 'string'
}
handler=RivWebPyApi_ListHandler(base_tag='group',fields=fields)
xml.sax.parseString(r.text,handler)
return handler.output()
def ListLog(self,log_name):
"""
Returns the contents of a Rivendell log (list of dictionaries).
Takes the following argument:
log_name - Return the specified log. (string)
"""
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '22',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'NAME': log_name
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output dictionary
#
fields={
'line': 'integer',
'id': 'integer',
'type': 'string',
'cartType': 'string',
'cartNumber': 'integer',
'cutNumber': 'integer',
'groupName': 'string',
'groupColor': 'string',
'title': 'string',
'artist': 'string',
'publisher': 'string',
'composer': 'string',
'album': 'string',
'label': 'string',
'year': 'integer',
'client': 'string',
'agency': 'string',
'conductor': 'string',
'userDefined': 'string',
'usageCode': 'integer',
'enforceLength': 'boolean',
'forcedLength': 'string',
'evergreen': 'boolean',
'source': 'string',
'timeType': 'string',
'startTime': 'time',
'transitionType': 'string',
'cutQuantity': 'integer',
'lastCutPlayed': 'integer',
'markerComment': 'string',
'markerLabel': 'string',
'description': 'string',
'isrc': 'string',
'isci': 'string',
'recordingMbId': 'string',
'releaseMbId': 'string',
'originUser': 'string',
'originDateTime': 'datetime',
'startPointCart': 'integer',
'startPointLog': 'integer',
'endPointCart': 'integer',
'endPointLog': 'integer',
'segueStartPointCart': 'integer',
'segueStartPointLog': 'integer',
'segueEndPointCart': 'integer',
'segueEndPointLog': 'integer',
'segueGain': 'integer',
'fadeupPointCart': 'integer',
'fadeupPointLog': 'integer',
'fadeupGain': 'integer',
'fadedownPointCart': 'integer',
'fadedownPointLog': 'integer',
'fadedownGain': 'integer',
'duckUpGain': 'integer',
'duckDownGain': 'integer',
'talkStartPoint': 'integer',
'talkEndPoint': 'integer',
'hookMode': 'boolean',
'hookStartPoint': 'integer',
'hookEndPoint': 'integer',
'eventLength': 'integer',
'linkEventName': 'string',
'linkStartTime': 'time',
'linkStartSlop': 'integer',
'linkEndSlop': 'integer',
'linkId': 'integer',
'linkEmbedded': 'boolean',
'extStartTime': 'time',
'extLength': 'integer',
'extCartName': 'string',
'extData': 'string',
'extEventId': 'integer',
'extAnncType': 'string'
}
handler=RivWebPyApi_ListHandler(base_tag='logLine',fields=fields)
xml.sax.parseString(r.text,handler)
return handler.output()
def ListLogs(self,service_name='',log_name='',trackable=False,
filter_string='',recent=False):
"""
Returns the metadata for a set of Rivendell logs
(list of dictionaries).
Takes the following arguments:
service_name - Return only logs belonging to the specified service.
Default is to return all logs. (string)
log_name - Return only the specified log. Default is to return
all logs. (string)
trackable - If True, return will include only logs that
contain one or more voice track slots. If False,
all logs will be included. (boolean)
filter_string - Return only logs that contain the filter_string
in the Name, Description or Service fields.
Default is to return all logs. (string)
recent - Return the 14 most recently created logs. (boolean)
"""
#
# Build the WebAPI arguments
#
trackarg='0'
if(trackable):
trackarg='1'
recentarg='0'
if(recent):
recentarg='1'
postdata={
'COMMAND': '20',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'SERVICE_NAME': service_name,
'LOG_NAME': log_name,
'TRACKABLE': trackarg,
'FILTER': filter_string,
'RECENT': recentarg
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output dictionary
#
fields={
'name': 'string',
'serviceName': 'string',
'description': 'string',
'originUserName': 'string',
'originDatetime': 'datetime',
'linkDatetime': 'datetime',
'modifiedDatetime': 'datetime',
'purgeDate': 'date',
'autoRefresh': 'boolean',
'startDate': 'date',
'endDate': 'date',
'scheduledTracks': 'integer',
'completedTracks': 'integer',
'musicLinks': 'integer',
'musicLinked': 'boolean',
'trafficLinks': 'integer',
'trafficLinked': 'boolean'
}
handler=RivWebPyApi_ListHandler(base_tag='log',fields=fields)
xml.sax.parseString(r.text,handler)
return handler.output()
def ListSchedulerCodes(self):
"""
Returns a list of all defined Rivendell schedule codes
(list of dictionaries)
"""
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '24',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output dictionary
#
fields={
'code': 'string',
'description': 'string'
}
handler=RivWebPyApi_ListHandler(base_tag='schedCode',fields=fields)
xml.sax.parseString(r.text,handler)
return handler.output()
def ListServices(self,trackable):
"""
Returns a set of Rivendell services (list of dictionaries).
Takes one argument:
trackable - Boolean. If True, return will include only services that
are configured to support voice tracking. If False,
all configured services for which the user has access
will be included.
"""
#
# Build the WebAPI arguments
#
trackarg='0'
if(trackable):
trackarg='1'
postdata={
'COMMAND': '21',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'TRACKABLE': trackarg
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output dictionary
#
fields={
'name': 'string',
'description': 'string'
}
handler=RivWebPyApi_ListHandler(base_tag='service',fields=fields)
xml.sax.parseString(r.text,handler)
return handler.output()
def ListSystemSettings(self):
"""
Returns Rivendell system settings (dictionary).
"""
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '33',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output dictionary
#
fields={
'realmName': 'string',
'sampleRate': 'integer',
'duplicateTitles': 'boolean',
'fixDuplicateTitles': 'boolean',
'maxPostLength': 'integer',
'isciXreferencePath': 'string',
'tempCartGroup': 'string',
'longDateFormat': 'string',
'shortDateFormat': 'string',
'showTwelveHourTime': 'boolean'
}
handler=RivWebPyApi_ListHandler(base_tag='systemSettings',fields=fields)
xml.sax.parseString(r.text,handler)
return handler.output()[0]
def LockLog(self,log_name,operation,guid):
"""
Manage the lock for the specified log (dictionary).
Takes the following argument:
log_name - The name of the log for which to create the write lock
(string)
operation - The operation to perform. Valid values are 'CREATE',
'UPDATE' and 'CLEAR'.
guid - The Globally Unique IDentifier for an existing log.
Need only for the 'UPDATE' and 'CLEAR' operations (string).
"""
if(not log_name):
raise ValueError('invalid log name')
if((operation!='CREATE')and(operation!='UPDATE')and
(operation!='CLEAR')):
raise ValueError('invalid lock operation')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '34',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'LOG_NAME': str(log_name),
'OPERATION': str(operation),
'LOCK_GUID': str(guid)
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output dictionary
#
fields={
'result': 'boolean',
'logName': 'string',
'lockGuid': 'string',
'address': 'string',
'lockTimeout': 'integer'
}
handler=RivWebPyApi_ListHandler(base_tag='logLock',fields=fields)
xml.sax.parseString(r.text,handler)
return handler.output()[0]
def PostImage(self,image_id):
"""
Upload a podcast image to the remote archive.
Takes the following argument:
image_id - ID of the image (integer).
"""
if(image_id<0):
raise ValueError('invalid image ID')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '44',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'ID': str(image_id)
}
#
# Fetch the audio data
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
def PostPodcast(self,cast_id):
"""
Upload podcast audio from the Rivendell audio store to the
remote archive.
Takes the following argument:
cast_id - ID of the owning podcast item (integer).
"""
if(cast_id<0):
raise ValueError('invalid podcast ID')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '40',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'ID': str(cast_id)
}
#
# Fetch the audio data
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
def PostRss(self,feed_id):
"""
Upload podcast RSS XML to the remote archive.
Takes the following argument:
feed_id - ID of the owning podcast feed (integer).
"""
if(feed_id<0):
raise ValueError('invalid feed ID')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '42',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'ID': str(feed_id)
}
#
# Fetch the audio data
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
def Rehash(self,cart_number,cut_number):
"""
Update the SHA1 hash entry in the database from the contents of
the audio store.
Takes the following arguments:
cart_number - The number of the desired cart, in the range
1 - 999999 (integer)
cut_number - The number of the desired cut, in the range
1 - 999 (integer)
"""
if((cart_number<1)or(cart_number>999999)):
raise ValueError('invalid cart number')
if((cut_number<1)or(cut_number>999)):
raise ValueError('invalid cut number')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '32',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'CART_NUMBER': str(cart_number),
'CUT_NUMBER': str(cut_number)
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
def RemoveCart(self,cart_number):
"""
Remove a cart from the cart library.
Takes the following argument:
cart_number - The number of the desired cart, in the range
1 - 999999 (integer)
"""
if((cart_number<1)or(cart_number>999999)):
raise ValueError('invalid cart number')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '13',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'CART_NUMBER': str(cart_number)
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
def RemoveCut(self,cart_number,cut_number):
"""
Remove an existing cut from an audio cart.
Takes the following arguments:
cart_number - The number of the desired cart, in the range
1 - 999999 (integer)
cut_number - The number of the cut to remove, in the range
1 - 999 (integer)
"""
if((cart_number<1)or(cart_number>999999)):
raise ValueError('invalid cart number')
if((cut_number<1)or(cut_number>999)):
raise ValueError('invalid cut number')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '11',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'CART_NUMBER': str(cart_number),
'CUT_NUMBER': str(cut_number)
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
def RemoveImage(self,image_id):
"""
Upload a podcast image to the remote archive.
Takes the following argument:
image_id - ID of the image (integer).
"""
if(image_id<0):
raise ValueError('invalid image ID')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '45',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'ID': str(image_id)
}
#
# Fetch the audio data
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
def RemovePodcast(self,cast_id):
"""
Delete podcast audio from the remote archive.
Takes the following argument:
cast_id - ID of the owning podcast item (integer).
"""
if(cast_id<0):
raise ValueError('invalid podcast ID')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '41',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'ID': str(cast_id)
}
#
# Fetch the audio data
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
def RemoveRss(self,feed_id):
"""
Delete podcast RSS XML from the remote archive.
Takes the following argument:
feed_id - ID of the owning podcast feed (integer).
"""
if(feed_id<0):
raise ValueError('invalid feed ID')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '43',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'ID': str(feed_id)
}
#
# Fetch the audio data
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
def TrimAudio(self,cart_number,cut_number,trim_level):
"""
Return time pointers to the first and last instance of a
particular level in a cut (dictionary).
Takes the following arguments:
cart_number - The number of the desired cart, in the range
1 - 999999 (integer)
cut_number - The number of the desired cut, in the range
1 - 999 (integer)
trim_level - Level in 1/100 dB, relative to Rivendell reference
level [-16 dBFS] (integer).
"""
if((cart_number<1)or(cart_number>999999)):
raise ValueError('invalid cart number')
if((cut_number<1)or(cut_number>999)):
raise ValueError('invalid cut number')
if(trim_level>1600):
raise ValueError('invalid trim level')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '17',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'CART_NUMBER': str(cart_number),
'CUT_NUMBER': str(cut_number),
'TRIM_LEVEL': str(trim_level)
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
#
# Generate the output dictionary
#
fields={
'cartNumber': 'integer',
'cutNumber': 'integer',
'trimLevel': 'integer',
'startTrimPoint': 'integer',
'endTrimPoint': 'integer'
}
handler=RivWebPyApi_ListHandler(base_tag='trimPoint',fields=fields)
xml.sax.parseString(r.text,handler)
return handler.output()[0]
def SavePodcast(self,cast_id,filename):
"""
Save posted podcast audio to the Rivendell audio store.
Takes the following arguments:
filename - Name of the file containing audio to be stored (string).
cast_id - ID of the owning podcast item (integer).
"""
if(not filename):
raise ValueError('missing filename')
if(cast_id<0):
raise ValueError('invalid podcast id')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '38',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'ID': str(cast_id)
}
files={'FILENAME': open(filename,'rb')}
#
# Execute
#
r=requests.post(self.__connection_url,data=postdata,files=files)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
def UnassignSchedCode(self,cart_number,sched_code):
"""
Unassign a schedule code from a cart.
Takes the following arguments:
cart_number - The number of the desired cart, in the range
1 - 999999 (integer)
sched_code - An existing schedule code (integer).
"""
if((cart_number<1)or(cart_number>999999)):
raise ValueError('invalid cart number')
if(not sched_code):
raise ValueError('invalid schedule code')
#
# Build the WebAPI arguments
#
postdata={
'COMMAND': '26',
'LOGIN_NAME': self.__connection_username,
'PASSWORD': self.__connection_password,
'CART_NUMBER': str(cart_number),
'CODE': sched_code
}
#
# Fetch the XML
#
r=requests.post(self.__connection_url,data=postdata)
if(r.status_code!=requests.codes.ok):
self.__throwError(response=r)
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