def widget_add(form_base, request_form):
"""Add a widget to the dashboard"""
action = '{action} {controller}'.format(
action=TRANSLATIONS['add']['title'],
controller=TRANSLATIONS['widget']['title'])
error = []
dict_widgets = parse_widget_information()
if form_base.widget_type.data:
widget_name = form_base.widget_type.data
else:
widget_name = ''
error.append("Missing widget name")
if current_app.config['TESTING']:
dep_unmet = False
else:
dep_unmet, _ = return_dependencies(widget_name)
if dep_unmet:
list_unmet_deps = []
for each_dep in dep_unmet:
list_unmet_deps.append(each_dep[0])
error.append(
"The {dev} device you're trying to add has unmet dependencies: {dep}"
.format(dev=widget_name, dep=', '.join(list_unmet_deps)))
new_widget = Widget()
new_widget.dashboard_id = form_base.dashboard_id.data
new_widget.graph_type = widget_name
new_widget.name = form_base.name.data
new_widget.font_em_name = form_base.font_em_name.data
new_widget.enable_drag_handle = form_base.enable_drag_handle.data
new_widget.refresh_duration = form_base.refresh_duration.data
# Find where the next widget should be placed on the grid
# Finds the lowest position to create as the new Widget's starting position
position_y_start = 0
for each_widget in Widget.query.filter(
Widget.dashboard_id == form_base.dashboard_id.data).all():
highest_position = each_widget.position_y + each_widget.height
if highest_position > position_y_start:
position_y_start = highest_position
new_widget.position_y = position_y_start
# widget add options
if widget_name in dict_widgets:
def dict_has_value(key):
if (key in dict_widgets[widget_name]
and (dict_widgets[widget_name][key]
or dict_widgets[widget_name][key] == 0)):
return True
if dict_has_value('widget_width'):
new_widget.width = dict_widgets[widget_name]['widget_width']
if dict_has_value('widget_height'):
new_widget.height = dict_widgets[widget_name]['widget_height']
# Generate string to save from custom options
error, custom_options = custom_options_return_json(error,
dict_widgets,
request_form,
device=widget_name)
new_widget.custom_options = custom_options
#
# Execute at Creation
#
if 'execute_at_creation' in dict_widgets[
widget_name] and not current_app.config['TESTING']:
dict_widgets[widget_name]['execute_at_creation'](
new_widget, dict_widgets[widget_name])
try:
if not error:
new_widget.save()
# Refresh widget settings
control = DaemonControl()
control.widget_add_refresh(new_widget.unique_id)
flash(
gettext("{dev} with ID %(id)s successfully added".format(
dev=dict_widgets[
form_base.widget_type.data]['widget_name']),
id=new_widget.id), "success")
except sqlalchemy.exc.OperationalError as except_msg:
error.append(except_msg)
except sqlalchemy.exc.IntegrityError as except_msg:
error.append(except_msg)
return dep_unmet
def widget_add(form_base, form_object):
"""Add a widget to the dashboard"""
action = '{action} {controller}'.format(
action=TRANSLATIONS['add']['title'],
controller=TRANSLATIONS['widget']['title'])
error = []
new_widget = Widget()
new_widget.dashboard_id = form_base.dashboard_id.data
new_widget.name = form_base.name.data
new_widget.font_em_name = form_base.font_em_name.data
new_widget.enable_drag_handle = form_base.enable_drag_handle.data
# Find where the next widget should be placed on the grid
# Finds the lowest position to create as the new Widget's starting position
position_y_start = 0
for each_widget in Widget.query.filter(
Widget.dashboard_id == form_base.dashboard_id.data).all():
highest_position = each_widget.position_y + each_widget.height
if highest_position > position_y_start:
position_y_start = highest_position
new_widget.position_y = position_y_start
# Spacer
if form_base.widget_type.data == 'spacer':
widget_type = 'Spacer'
new_widget.graph_type = form_base.widget_type.data
new_widget.width = 20
new_widget.height = 1
# Graph
elif (form_base.widget_type.data == 'graph'
and (form_base.name.data and form_object.xaxis_duration.data
and form_base.refresh_duration.data)):
widget_type = 'Graph'
error = graph_error_check(form_object, error)
new_widget.graph_type = form_base.widget_type.data
if form_object.math_ids.data:
new_widget.math_ids = ";".join(form_object.math_ids.data)
if form_object.pid_ids.data:
new_widget.pid_ids = ";".join(form_object.pid_ids.data)
if form_object.output_ids.data:
new_widget.output_ids = ";".join(form_object.output_ids.data)
if form_object.input_ids.data:
new_widget.input_ids_measurements = ";".join(
form_object.input_ids.data)
if form_object.note_tag_ids.data:
new_widget.note_tag_ids = ";".join(form_object.note_tag_ids.data)
new_widget.refresh_duration = form_base.refresh_duration.data
new_widget.enable_header_buttons = form_object.enable_header_buttons.data
new_widget.x_axis_duration = form_object.xaxis_duration.data
new_widget.enable_auto_refresh = form_object.enable_auto_refresh.data
new_widget.enable_xaxis_reset = form_object.enable_xaxis_reset.data
new_widget.enable_title = form_object.enable_title.data
new_widget.enable_navbar = form_object.enable_navbar.data
new_widget.enable_rangeselect = form_object.enable_rangeselect.data
new_widget.enable_export = form_object.enable_export.data
new_widget.enable_manual_y_axis = form_object.enable_manual_y_axis.data
new_widget.width = 20
new_widget.height = 9
# Gauge
elif form_base.widget_type.data == 'gauge':
widget_type = 'Gauge'
error = gauge_error_check(form_object, error)
new_widget.graph_type = form_object.gauge_type.data
new_widget.refresh_duration = form_base.refresh_duration.data
new_widget.max_measure_age = form_object.max_measure_age.data
new_widget.y_axis_min = form_object.y_axis_min.data
new_widget.y_axis_max = form_object.y_axis_max.data
new_widget.input_ids_measurements = form_object.input_ids.data
new_widget.enable_timestamp = form_object.enable_timestamp.data
new_widget.stops = form_object.stops.data
new_widget.width = 4
if form_object.gauge_type.data == 'gauge_solid':
new_widget.height = 4
elif form_object.gauge_type.data == 'gauge_angular':
new_widget.height = 5
if form_object.stops.data < 2:
error.append("Must be at least 2 stops")
else:
new_widget.range_colors = gauge_reformat_stops(
form_object.gauge_type.data,
4,
new_widget.stops,
current_colors=None)
# Indicator
elif form_base.widget_type.data == 'indicator':
widget_type = 'Indicator'
error = measurement_error_check(form_object, error)
new_widget.graph_type = 'indicator'
new_widget.refresh_duration = form_base.refresh_duration.data
new_widget.max_measure_age = form_object.max_measure_age.data
new_widget.font_em_timestamp = form_object.font_em_timestamp.data
new_widget.input_ids_measurements = form_object.measurement_id.data
new_widget.enable_timestamp = form_object.enable_timestamp.data
new_widget.width = 3
new_widget.height = 4
# Measurement
elif form_base.widget_type.data == 'measurement':
widget_type = 'Measurement'
error = measurement_error_check(form_object, error)
new_widget.graph_type = 'measurement'
new_widget.max_measure_age = form_object.max_measure_age.data
new_widget.refresh_duration = form_base.refresh_duration.data
new_widget.font_em_value = form_object.font_em_value.data
new_widget.font_em_timestamp = form_object.font_em_timestamp.data
new_widget.decimal_places = form_object.decimal_places.data
new_widget.input_ids_measurements = form_object.measurement_id.data
new_widget.enable_name = form_object.enable_name.data
new_widget.enable_unit = form_object.enable_unit.data
new_widget.enable_measurement = form_object.enable_measurement.data
new_widget.enable_channel = form_object.enable_channel.data
new_widget.enable_timestamp = form_object.enable_timestamp.data
new_widget.width = 4
new_widget.height = 5
# Output
elif form_base.widget_type.data == 'output':
widget_type = 'Output'
error = output_error_check(form_object, error)
new_widget.graph_type = 'output'
new_widget.max_measure_age = form_object.max_measure_age.data
new_widget.refresh_duration = form_base.refresh_duration.data
new_widget.font_em_value = form_object.font_em_value.data
new_widget.font_em_timestamp = form_object.font_em_timestamp.data
new_widget.enable_output_controls = form_object.enable_output_controls.data
new_widget.decimal_places = form_object.decimal_places.data
new_widget.output_ids = form_object.output_id.data
new_widget.enable_status = form_object.enable_status.data
new_widget.enable_value = form_object.enable_value.data
new_widget.enable_unit = form_object.enable_unit.data
new_widget.enable_timestamp = form_object.enable_timestamp.data
new_widget.width = 5
new_widget.height = 4
# Output Range Slider
elif form_base.widget_type.data == 'output_pwm_slider':
widget_type = 'Output Range Slider'
error = output_error_check(form_object, error)
new_widget.graph_type = 'output_pwm_slider'
new_widget.max_measure_age = form_object.max_measure_age.data
new_widget.refresh_duration = form_base.refresh_duration.data
new_widget.font_em_value = form_object.font_em_value.data
new_widget.font_em_timestamp = form_object.font_em_timestamp.data
new_widget.enable_output_controls = form_object.enable_output_controls.data
new_widget.decimal_places = form_object.decimal_places.data
new_widget.output_ids = form_object.output_id.data
new_widget.enable_status = form_object.enable_status.data
new_widget.enable_value = form_object.enable_value.data
new_widget.enable_unit = form_object.enable_unit.data
new_widget.enable_timestamp = form_object.enable_timestamp.data
new_widget.width = 5
new_widget.height = 4
# PID Control
elif form_base.widget_type.data == 'pid_control':
widget_type = 'PID Control'
error = pid_error_check(form_object, error)
new_widget.graph_type = 'pid_control'
new_widget.max_measure_age = form_object.max_measure_age.data
new_widget.refresh_duration = form_base.refresh_duration.data
new_widget.font_em_value = form_object.font_em_value.data
new_widget.font_em_timestamp = form_object.font_em_timestamp.data
new_widget.decimal_places = form_object.decimal_places.data
new_widget.show_pid_info = form_object.show_pid_info.data
new_widget.enable_status = form_object.enable_status.data
new_widget.enable_timestamp = form_object.enable_timestamp.data
new_widget.show_set_setpoint = form_object.show_set_setpoint.data
new_widget.pid_ids = form_object.pid_id.data
new_widget.width = 6
new_widget.height = 5
# Camera
elif form_base.widget_type.data == 'camera':
widget_type = 'Camera'
camera = Camera.query.filter(
Camera.unique_id == form_object.camera_id.data).first()
if not camera:
error.append("Invalid Camera ID.")
elif (form_object.camera_image_type.data == 'stream'
and camera.library not in ['opencv', 'picamera']):
error.append("Only cameras that use the 'picamera' or "
"'opencv' library may be used for streaming")
new_widget.graph_type = form_base.widget_type.data
new_widget.refresh_duration = form_base.refresh_duration.data
new_widget.camera_max_age = form_object.camera_max_age.data
new_widget.camera_id = form_object.camera_id.data
new_widget.camera_image_type = form_object.camera_image_type.data
new_widget.width = 7
new_widget.height = 8
else:
flash_form_errors(form_base)
return
try:
if not error:
new_widget.save()
flash(
gettext("{dev} with ID %(id)s successfully added".format(
dev=widget_type),
id=new_widget.id), "success")
except sqlalchemy.exc.OperationalError as except_msg:
error.append(except_msg)
except sqlalchemy.exc.IntegrityError as except_msg:
error.append(except_msg)
flash_success_errors(
error, action,
url_for('routes_page.page_dashboard',
dashboard_id=form_base.dashboard_id.data))