def add_channel(request):
if not request.user.is_authenticated():
return HttpResponseRedirect('/')
if request.method == 'POST':
form = ChannelForm(request.POST)
if not form.is_valid():
return render(request, 'add_channel_form.html', {'form': form})
ch_data = form.cleaned_data
if ch_data['multicast_in'] == ch_data['multicast_out']:
return render(request, 'add_channel_form.html', {
'form': form,
'm_error': True
})
else:
new_channel = Channel(
name=ch_data['name'],
sid=ch_data['sid'],
multicast_in=ch_data['multicast_in'],
multicast_out=ch_data['multicast_out'],
bitrate=ch_data['bitrate'],
pcr_period=ch_data['pcr_period'],
command=ch_data['command'],
status=False,
ffmpeg_pid=1,
parse_pid=1,
astra_pid=1,
)
new_channel.save()
return HttpResponseRedirect('/channels')
return render(request, 'add_channel_form.html')
def add_channel():
form = ChannelForm(request.form)
if request.method == 'POST' and form.validate():
channel = Channel(name = form.name.data)
channel.owner_id = g.user.id
db.session.add(channel)
db.session.commit()
return redirect(url_for('channel_view', id=channel.id))
return render_template('add_channel.html',
title = 'Add channel',
user = g.user,
form = form)
def search():
form = ChannelForm(request.form)
if request.method == "POST" and form.validate():
channels = Channel.query.filter(Channel.name.like(
'%' + form.name.data + '%' ))
else:
channels = Channel.query.all()
return render_template('search.html',
channels=channels,
form = form,
title = 'Search channels',
user = g.user)
def edit_channel(channel):
form = ChannelForm(obj=channel)
if form.validate_on_submit():
channel.id=form.data.get('id')
channel.name = form.data.get('name')
channel.token = form.data.get('token')
try:
channel.put()
flash(u'Channel %s successfully saved.' % channel.name, 'success')
return redirect(url_for('qq.list_channels'))
except CapabilityDisabledError:
flash(u'App Engine Datastore is currently in read-only mode.', 'info')
return render_template('edit_channel.html', form=form)
def submit_channel():
try:
form = ChannelForm()
if form.validate_on_submit():
if form.update_data():
return jsonify({
'message':
get_flashed_messages(category_filter='success')
}), 200, {}
except Exception, e:
current_app.logger.error(
'Fatal error updating data; error: {}'.format(e))
jsonify({
'message_modal':
get_flashed_messages(category_filter='error')
}), 500, {}
def list_channels():
"""List all channels"""
channels = Channel.query()
form = ChannelForm()
if form.validate_on_submit():
channel = Channel(
id = form.id.data,
name = form.name.data,
token = form.token.data,
)
try:
channel.put()
flash(u'Channel %s successfully saved.' % channel.id, 'success')
return redirect(url_for('qq.list_channels'))
except CapabilityDisabledError:
flash(u'App Engine Datastore is currently in read-only mode.', 'info')
return redirect(url_for('qq.list_channels'))
return render_template('list_channels.html', channels=channels, form=form)
def edit_channel_data(request, id, name, data):
d = {name: data}
form = ChannelForm(d)
if form[name].errors:
return render(request, 'info_response.html',
{'error': form[name].errors})
else:
Channel.objects.filter(id=id).update(**d)
return render(request, 'info_response.html')
def get_context_data(self, *args, **kwargs):
context = super(DiscussionOrganizationView,
self).get_context_data(*args, **kwargs)
account = get_current_account(self.request)
membership = self.request.user.get_membership(account)
discussion_slug = '{}_organization'.format(account.id)
feed_discussion = Discussions.objects.get(slug=discussion_slug,
account=account)
all_members_objects = Membership.objects.filter(
account=account, is_active=True).order_by('last_name')
all_members = {
member.id: {
'full_name':
member.get_full_name(),
'avatar_url':
member.avatar_url(geometry='50x50')
if member.avatar else '/static/images/default_avatar_sq.svg'
}
for member in all_members_objects
}
feed_channels = feed_manager.get_feed(
'timeline', '{}_channels_events'.format(account.id))
context[
'not_auto_feed_discussion_public'] = Discussions.objects.filter(
private=False, auto=False, account=account)
context[
'not_auto_feed_discussion_private'] = Discussions.objects.filter(
private=True,
auto=False,
account=account,
member_ids=membership)
context['feed_discussion'] = feed_discussion.slug
context['folder'] = Folder.objects.get_discussion_folder(account)
context['folder_add_form'] = DocumentAddForm()
context['channel_add_form'] = ChannelForm({'account': account})
context['channel_edit_form'] = EditChannelForm({'account': account})
context['message_edit_form'] = MessageEditForm()
context['getstream_key'] = STREAM_API_KEY
context['getstream_app_id'] = STREAM_APP_ID
context['active_member'] = self.get_queryset().filter(is_active=True)
context['all_members_objects'] = all_members_objects
context['active_news_rooms'] = News.objects.filter(account=account)
context['active_committee'] = Committee.objects.for_membership(
membership=membership)
context['all_members'] = json.dumps(all_members)
context['feed_channels_token'] = feed_channels.get_readonly_token()
return context
def desetup():
global theStatus, theDataStatus
global statusFT8, statusWSPR, statusRG, statusSnap, statusFHR
print("hit desetup2; request.method=",request.method)
parser = configparser.ConfigParser(allow_no_value=True)
parser.read('config.ini')
ringbufferPath = parser['settings']['ringbuffer_path']
maxringbufsize = parser['settings']['ringbuf_maxsize']
if request.method == 'GET' :
channellistform = ChannelListForm()
# populate channel settings from config file
channelcount = parser['channels']['numChannels']
form = ChannelControlForm()
form.channelcount.data = channelcount
print("form maxringbufsize=",form.maxRingbufsize.data)
print("Max ringbuf size=", maxringbufsize)
form.maxRingbufsize.data = maxringbufsize
print("form maxringbufsize=",form.maxRingbufsize.data)
rate_list = []
# populate rate capabilities from config file.
# The config file should have been updated from DE sample rate list buffer.
numRates = parser['datarates']['numRates']
for r in range(int(numRates)):
theRate = parser['datarates']['r'+str(r)]
theTuple = [ str(theRate), int(theRate) ]
rate_list.append(theTuple)
form.channelrate.choices = rate_list
rate1 = int(parser['channels']['datarate'])
# print("rate1 type = ",type(rate1))
form.channelrate.data = rate1
for ch in range(int(channelcount)):
channelform = ChannelForm()
channelform.channel_ant = parser['channels']['p' + str(ch)]
channelform.channel_freq = parser['channels']['f' + str(ch)]
channellistform.channels.append_entry(channelform)
print("form maxringbufsize=",form.maxRingbufsize.data)
return render_template('desetup.html',
ringbufferPath = ringbufferPath, channelcount = channelcount,
channellistform = channellistform,
form = form, status = theStatus)
# if we arrive here, user has hit one of the buttons on page
result = request.form
print("F: result=", result.get('csubmit'))
# does user want to start over?
if result.get('csubmit') == "Discard Changes" :
channellistform = ChannelListForm()
# populate channel settings from config file
channelcount = parser['channels']['numChannels']
form = ChannelControlForm()
form.channelcount.data = channelcount
rate_list = []
# populate rate capabilities from config file.
# The config file should have been updated from DE sample rate list buffer.
numRates = parser['datarates']['numRates']
for r in range(int(numRates)):
theRate = parser['datarates']['r'+str(r)]
theTuple = [ str(theRate), int(theRate) ]
rate_list.append(theTuple)
form.channelrate.choices = rate_list
rate1 = int(parser['channels']['datarate'])
form.channelrate.data = rate1
form.maxRingbufsize.data = maxringbufsize
for ch in range(int(channelcount)):
channelform = ChannelForm()
channelform.channel_ant = parser['channels']['p' + str(ch)]
channelform.channel_freq = parser['channels']['f' + str(ch)]
channellistform.channels.append_entry(channelform)
return render_template('desetup.html',
ringbufferPath = ringbufferPath, channelcount = channelcount,
channellistform = channellistform,
form = form, status = theStatus)
# did user hit the Set channel count button?
if result.get('csubmit') == "Set no. of channels":
channelcount = result.get('channelcount')
print("set #channels to ",channelcount)
channellistform = ChannelListForm()
form = ChannelControlForm()
form.channelcount.data = channelcount
rate_list = []
numRates = parser['datarates']['numRates']
for r in range(int(numRates)):
theRate = parser['datarates']['r'+str(r)]
theTuple = [ str(theRate), int(theRate) ]
rate_list.append(theTuple)
form.channelrate.choices = rate_list
rate1 = int(parser['channels']['datarate'])
form.channelrate.data = rate1
form.maxRingbufsize.data = maxringbufsize
for ch in range(int(channelcount)):
# print("add channel ",ch)
channelform = ChannelForm()
channelform.channel_ant = parser['channels']['p' + str(ch)]
channelform.channel_freq = parser['channels']['f' + str(ch)]
channellistform.channels.append_entry(channelform)
print("return to desetup")
return render_template('desetup.html',
ringbufferPath = ringbufferPath, channelcount = channelcount,
form = form, status = theStatus,
channellistform = channellistform)
# user wants to save changes; update configuration file
# The range validation is done in code here due to problems with the
# WTForms range validator inside a FieldList
if result.get('csubmit') == "Save Changes":
statusCheck = True
# theStatus = "ERROR-"
channelcount = result.get('channelcount')
channelrate = result.get('channelrate')
maxringbufsize = result.get('maxRingbufsize')
print("Set maxringbuf size to", maxringbufsize)
parser.set('settings','ringbuf_maxsize',maxringbufsize)
print("set data rate to ", channelrate)
parser.set('channels','datarate',channelrate)
# theStatus = ""
print("set #channels to ",channelcount)
parser.set('channels','numChannels',channelcount)
print("RESULT: ", result)
rgPathExists = os.path.isdir(result.get('ringbufferPath'))
print("path / directory existence check: ", rgPathExists)
if (statusRG == 1 or statusFHR == 1 or statusSnap == 1 ):
dataCollStatus = 1
if rgPathExists == False:
theStatus = "Ringbuffer path invalid or not a directory. "
statusCheck = False
elif dataCollStatus == 1:
theStatus = theStatus + "ERROR: you must stop data collection before saving changes here. "
statusCheck = False
# save channel config to config file
for ch in range(int(channelcount)):
p = 'channels-' + str(ch) + '-channel_ant'
parser.set('channels','p' + str(ch), result.get(p))
print("p = ",p)
print("channel #",ch," ant:",result.get(p))
f = 'channels-' + str(ch) + '-channel_freq'
fstr = result.get(f)
if(is_numeric(fstr)):
fval = float(fstr)
if(fval < 0.1 or fval > 54.0):
theStatus = theStatus + "Freq for channel "+ str(ch) + " out of range;"
statusCheck = False
else:
parser.set('channels','f' + str(ch), result.get(f))
else:
theStatus = theStatus + "Freq for channel " + str(ch) + " must be numeric;"
statusCheck = False
if(statusCheck == True):
print("Save config; ringbuffer_path=" + result.get('ringbufferPath'))
parser.set('settings', 'ringbuffer_path', result.get('ringbufferPath'))
fp = open('config.ini','w')
parser.write(fp)
fp.close()
channellistform = ChannelListForm()
channelcount = parser['channels']['numChannels']
form = ChannelControlForm()
form.channelcount.data = channelcount
rate_list = []
numRates = parser['datarates']['numRates']
for r in range(int(numRates)):
theRate = parser['datarates']['r'+str(r)]
theTuple = [ str(theRate), int(theRate) ]
rate_list.append(theTuple)
form.channelrate.choices = rate_list
print("set channelrate to ", parser['channels']['datarate'])
rate1 = int( parser['channels']['datarate'])
form.channelrate.data = rate1
rate_list = []
numRates = parser['datarates']['numRates']
for r in range(int(numRates)):
theRate = parser['datarates']['r'+str(r)]
theTuple = [ str(theRate), int(theRate) ]
rate_list.append(theTuple)
form.channelrate.choices = rate_list
# configCmd = CONFIG_CHANNELS + "," + channelcount + "," + parser['channels']['datarate'] + ","
for ch in range(int(channelcount)):
# print("add channel ",ch)
channelform = ChannelForm()
channelform.channel_ant = parser['channels']['p' + str(ch)]
# configCmd = configCmd + str(ch) + "," + parser['channels']['p' + str(ch)] + ","
channelform.channel_freq = parser['channels']['f' + str(ch)]
# configCmd = configCmd + parser['channels']['f' + str(ch)] + ","
channellistform.channels.append_entry(channelform)
# send_to_mainctl(configCmd,1);
if(statusCheck == True):
send_channel_config()
theStatus = "OK"
else:
theStatus = theStatus + " NOT SAVED"
print("return to desetup")
return render_template('desetup.html',
ringbufferPath = ringbufferPath, channelcount = channelcount,
form = form, status = theStatus,
channellistform = channellistform)
def updateChannel(request):
prname = request.session['project']
pr = Project.objects.get ( project_name = prname )
pd = ocpcaproj.OCPCAProjectsDB()
if request.method == 'POST':
if 'updatechannel' in request.POST:
chname = request.session["channel_name"]
channel_to_update = get_object_or_404(Channel,channel_name=chname,project_id=pr)
form = ChannelForm(data=request.POST or None, instance=channel_to_update)
if form.is_valid():
newchannel = form.save(commit=False)
else:
# Invalid form
context = {'form': form, 'project': prname}
return render_to_response('updatechannel.html', context, context_instance=RequestContext(request))
elif 'createchannel' in request.POST:
form = ChannelForm(data=request.POST or None)
if form.is_valid():
new_channel = form.save( commit=False )
# populate the channel type and data type from choices
combo = request.POST.get('channelcombo')
if combo=='i:8':
new_channel.channel_type = IMAGE
new_channel.channel_datatype = UINT8
elif combo=='i:16':
new_channel.channel_type = IMAGE
new_channel.channel_datatype = UINT16
elif combo=='i:32':
new_channel.channel_type = IMAGE
new_channel.channel_datatype = UINT32
elif combo=='a:32':
new_channel.channel_type = ANNOTATION
new_channel.channel_datatype = UINT32
elif combo=='f:32':
new_channel.channel_type = IMAGE
new_channel.channel_datatype = FLOAT32
elif combo=='t:8':
new_channel.channel_type = TIMESERIES
new_channel.channel_datatype = UINT8
elif combo=='t:16':
new_channel.channel_type = TIMESERIES
new_channel.channel_datatype = UINT16
elif combo=='t:32':
new_channel.channel_type = TIMESERIES
new_channel.channel_datatype = FLOAT32
else:
logger.error("Illegal channel combination requested: {}.".format(combo))
messages.error(request,"Illegal channel combination requested or none selected.")
return HttpResponseRedirect(get_script_prefix()+'ocpuser/channels')
if pr.user_id == request.user.id or request.user.is_superuser:
# if there is no default channel, make this default
if not Channel.objects.filter(project_id=pr, default=True):
new_channel.default = True
new_channel.save()
if not request.POST.get('nocreate') == 'on':
try:
# create the tables for the channel
pd.newOCPCAChannel( pr.project_name, new_channel.channel_name)
except Exception, e:
logger.error("Failed to create channel. Error {}".format(e))
messages.error(request,"Failed to create channel. {}".format(e))
new_channel.delete()
return HttpResponseRedirect(get_script_prefix()+'ocpuser/channels')
else:
messages.error(request,"Cannot update. You are not owner of this token or not superuser.")
return HttpResponseRedirect(get_script_prefix()+'ocpuser/channels')
else:
#Invalid form
context = {'form': form, 'project': prname}
return render_to_response('createchannel.html', context, context_instance=RequestContext(request))
else:
#unrecognized option
return redirect(getChannels)
if pr.user_id == request.user.id or request.user.is_superuser:
# if setting the default channel, remove previous default
if newchannel.default == True:
olddefault = Channel.objects.filter(default=True, project_id=pr)
for od in olddefault:
od.default = False
od.save()
# if there is no default channel, make this default
if not Channel.objects.filter(project_id=pr):
newchannel.default = True
newchannel.save()
return HttpResponseRedirect(get_script_prefix()+'ocpuser/channels')
else:
messages.error(request,"Cannot update. You are not owner of this token or not superuser.")
return HttpResponseRedirect(get_script_prefix()+'ocpuser/channels')
def index():
return render_template('index.html', channel_form=ChannelForm())
