class KivySurvey(ScreenManager):
current_page = ObjectProperty(None, allownone=True)
current_subjects = ListProperty(None, allownone=True)
db_interface = ObjectProperty(None)
current_subjects = ListProperty(None, allownone=True)
subject_id = NumericProperty(None, allownone=True)
previous_subject_ids = ListProperty(None, allownone=True)
current_page = ObjectProperty(None, allownone=True)
current_subjects_page = ObjectProperty(None, allownone=True)
next_page = StringProperty(None, allownone=True)
prev_page = StringProperty(None, allownone=True)
survey = ObjectProperty(None)
current_location = DictProperty({})
gps_loc_interval = NumericProperty(30.0)
questionnaire = StringProperty(None, allownone=True)
top_level_questionnaire = StringProperty(None, allownone=True)
root = ObjectProperty(None)
def __init__(self, **kwargs):
global_idmap.update({'kivysurvey': self})
self.db_interface = DBInterface(self)
super(KivySurvey, self).__init__(**kwargs)
self.transition = SlideTransition()
json = JsonStore(construct_target_file_name('survey.json', __file__))
for each in json:
print(each)
self.survey = Survey(json)
try:
gps.configure(on_location=self.receive_gps)
except:
pass
Clock.schedule_once(self.start_gps)
def on_subject_id(self, instance, value):
self.load_subjects(value, self.questionnaire)
def create_subject(self):
db_interface = self.db_interface
uid = db_interface.get_unique_id()
prev_id = self.previous_subject_ids[-1]
db_interface.add_subject(prev_id, self.questionnaire, uid)
return uid
def pop_subjects(self):
previous_subject_ids = self.previous_subject_ids
if len(previous_subject_ids) > 0:
self.subject_id = self.previous_subject_ids.pop()
else:
self.subject_id = None
def on_questionnaire(self, instance, value):
self.load_subjects(self.subject_id, value)
self.current_subjects_page.allow_add_subject = (
self.survey.get_allow_add_subjects(value))
def load_subjects(self, subject_id, questionnaire):
self.current_subjects = self.db_interface.get_subjects(
subject_id, questionnaire)
def get_header_lines(self):
return self.survey.get_header_definitions(self.questionnaire)
def set_next_page(self):
survey = self.survey
next_page = survey.get_next_page(
self.questionnaire, self.current_page.page)
if next_page is None:
return False
else:
self.next_page = None
self.next_page = next_page
return True
def add_member(self):
self.transition.direction = 'left'
self.previous_subject_ids.append(self.subject_id)
self.subject_id = None
self.reset_questionnaire()
def open_member(self, member_id, instance):
self.transition.direction = 'left'
self.previous_subject_ids.append(self.subject_id)
self.subject_id = member_id
self.reset_questionnaire()
current_page = self.current_page.ids.questions
current_page.load_page_data()
def reset_questionnaire(self):
self.current_page.page = None
self.set_next_page()
self.swap_pages()
self.current_page.ids.questions.clear_questions()
def set_prev_page(self):
survey = self.survey
prev_page = survey.get_prev_page(
self.questionnaire, self.current_page.page)
if prev_page is None:
return False
else:
self.prev_page = prev_page
return True
def swap_subjects(self):
subjects1 = self.ids.subjects1
subjects2 = self.ids.subjects2
current_subjects_page = self.current_subjects_page
if current_subjects_page is subjects1:
self.current = 'subjects2'
self.current_subjects_page = subjects2
elif current_subjects_page is subjects2:
self.current = 'subjects1'
self.current_subjects_page = subjects1
self.current_subjects_page.allow_add_subject = (
self.survey.get_allow_add_subjects(self.questionnaire))
self.current_page.ids.scrollview.scroll_to_top()
def swap_pages(self):
questions1 = self.ids.questions1
questions2 = self.ids.questions2
current_page = self.current_page
if current_page is questions1:
self.current = 'questions2'
self.current_page = questions2
questions1.page = None
elif current_page is questions2:
self.current = 'questions1'
self.current_page = questions1
questions2.page = None
self.current_page.ids.scrollview.scroll_to_top()
def on_next_page(self, instance, value):
questions1 = self.ids.questions1
questions2 = self.ids.questions2
current_page = self.current_page
if current_page is questions1:
questions2.page = value
elif current_page is questions2:
questions1.page = value
def on_prev_page(self, instance, value):
questions1 = self.ids.questions1
questions2 = self.ids.questions2
current_page = self.current_page
if current_page is questions1:
questions2.page = value
elif current_page is questions2:
questions1.page = value
def start_questionnaire(self, questionnaire):
self.current_page.page = None
self.swap_subjects()
self.questionnaire = questionnaire
self.set_next_page()
def save_page(self):
current_page = self.current_page.ids.questions
current_page.save_page_data()
def go_back(self):
does_page_exist = self.set_prev_page()
survey = self.survey
questionnaire = self.questionnaire
prev_questionnaire = survey.get_previous_questionnaire()
self.transition.direction = 'right'
if self.current in ['subjects1', 'subjects2']:
if prev_questionnaire is None:
self.app.root.change_screen('cluster', go_back=True)
return
else:
if survey.get_allow_add_subjects(questionnaire):
self.pop_subjects()
self.start_questionnaire(survey.pop_previous_questionnaire())
elif does_page_exist:
self.swap_pages()
else:
if self.subject_id is None:
self.pop_subjects()
self.swap_subjects()
else:
self.pop_subjects()
self.swap_subjects()
def go_forward(self):
does_page_exist = self.set_next_page()
survey = self.survey
questionnaire = self.questionnaire
next_questionnaire = survey.get_next_questionnaire(questionnaire)
self.transition.direction = 'left'
if self.current in ['subjects1', 'subjects2']:
if next_questionnaire is None:
if survey.get_allow_add_subjects(questionnaire):
self.pop_subjects()
prev_questionnaire = survey.pop_previous_questionnaire()
self.start_questionnaire(prev_questionnaire)
else:
if survey.get_allow_forward(questionnaire):
survey.store_current_questionnaire(questionnaire)
self.start_questionnaire(next_questionnaire)
elif does_page_exist:
self.save_page()
self.swap_pages()
else:
is_creating_subject = False
if survey.get_allow_add_subjects(questionnaire) and (
self.subject_id is None):
self.subject_id = self.create_subject()
self.save_page()
if next_questionnaire is None:
self.pop_subjects()
prev_questionnaire = survey.pop_previous_questionnaire()
self.start_questionnaire(prev_questionnaire)
elif survey.get_allow_add_subjects(next_questionnaire):
survey.store_current_questionnaire(questionnaire)
self.start_questionnaire(next_questionnaire)
else:
self.pop_subjects()
self.swap_subjects()
def start_gps(self, dt):
try:
gps.start()
except:
pass
def receive_gps(self, **kwargs):
if kwargs is not {}:
self.current_location = kwargs
gps.stop()
Clock.schedule_once(self.start_gps, self.gps_loc_interval)
def raise_error(self, error_title, error_text):
self.app.raise_error(error_title, error_text)
def raise_option_dialogue(self, option_title, option_text, options,
callback):
self.app.raise_option_dialogue(option_title, option_text, options,
callback)
def raise_numpad(self, numpad_title, callback, units=None,
minimum=None, maximum=None, do_decimal=False):
self.app.raise_numpad(numpad_title, callback, units,
minimum, maximum, do_decimal)
class KivySurvey(ScreenManager):
current_page = ObjectProperty(None, allownone=True)
current_subjects = ListProperty(None, allownone=True)
db_interface = ObjectProperty(None)
current_subjects = ListProperty(None, allownone=True)
subject_id = NumericProperty(None, allownone=True)
previous_subject_ids = ListProperty(None, allownone=True)
current_page = ObjectProperty(None, allownone=True)
current_subjects_page = ObjectProperty(None, allownone=True)
next_page = StringProperty(None, allownone=True)
prev_page = StringProperty(None, allownone=True)
survey = ObjectProperty(None)
current_location = DictProperty({})
gps_loc_interval = NumericProperty(30.0)
questionnaire = StringProperty(None, allownone=True)
top_level_questionnaire = StringProperty(None, allownone=True)
root = ObjectProperty(None)
def __init__(self, **kwargs):
global_idmap.update({'kivysurvey': self})
self.db_interface = DBInterface(self)
super(KivySurvey, self).__init__(**kwargs)
self.transition = SlideTransition()
json = JsonStore(construct_target_file_name('survey.json', __file__))
for each in json:
print(each)
self.survey = Survey(json)
try:
gps.configure(on_location=self.receive_gps)
except:
pass
Clock.schedule_once(self.start_gps)
def on_subject_id(self, instance, value):
self.load_subjects(value, self.questionnaire)
def create_subject(self):
db_interface = self.db_interface
uid = db_interface.get_unique_id()
prev_id = self.previous_subject_ids[-1]
db_interface.add_subject(prev_id, self.questionnaire, uid)
return uid
def pop_subjects(self):
previous_subject_ids = self.previous_subject_ids
if len(previous_subject_ids) > 0:
self.subject_id = self.previous_subject_ids.pop()
else:
self.subject_id = None
def on_questionnaire(self, instance, value):
self.load_subjects(self.subject_id, value)
self.current_subjects_page.allow_add_subject = (
self.survey.get_allow_add_subjects(value))
def load_subjects(self, subject_id, questionnaire):
self.current_subjects = self.db_interface.get_subjects(
subject_id, questionnaire)
def get_header_lines(self):
return self.survey.get_header_definitions(self.questionnaire)
def set_next_page(self):
survey = self.survey
next_page = survey.get_next_page(self.questionnaire,
self.current_page.page)
if next_page is None:
return False
else:
self.next_page = None
self.next_page = next_page
return True
def add_member(self):
self.transition.direction = 'left'
self.previous_subject_ids.append(self.subject_id)
self.subject_id = None
self.reset_questionnaire()
def open_member(self, member_id, instance):
self.transition.direction = 'left'
self.previous_subject_ids.append(self.subject_id)
self.subject_id = member_id
self.reset_questionnaire()
current_page = self.current_page.ids.questions
current_page.load_page_data()
def reset_questionnaire(self):
self.current_page.page = None
self.set_next_page()
self.swap_pages()
self.current_page.ids.questions.clear_questions()
def set_prev_page(self):
survey = self.survey
prev_page = survey.get_prev_page(self.questionnaire,
self.current_page.page)
if prev_page is None:
return False
else:
self.prev_page = prev_page
return True
def swap_subjects(self):
subjects1 = self.ids.subjects1
subjects2 = self.ids.subjects2
current_subjects_page = self.current_subjects_page
if current_subjects_page is subjects1:
self.current = 'subjects2'
self.current_subjects_page = subjects2
elif current_subjects_page is subjects2:
self.current = 'subjects1'
self.current_subjects_page = subjects1
self.current_subjects_page.allow_add_subject = (
self.survey.get_allow_add_subjects(self.questionnaire))
self.current_page.ids.scrollview.scroll_to_top()
def swap_pages(self):
questions1 = self.ids.questions1
questions2 = self.ids.questions2
current_page = self.current_page
if current_page is questions1:
self.current = 'questions2'
self.current_page = questions2
questions1.page = None
elif current_page is questions2:
self.current = 'questions1'
self.current_page = questions1
questions2.page = None
self.current_page.ids.scrollview.scroll_to_top()
def on_next_page(self, instance, value):
questions1 = self.ids.questions1
questions2 = self.ids.questions2
current_page = self.current_page
if current_page is questions1:
questions2.page = value
elif current_page is questions2:
questions1.page = value
def on_prev_page(self, instance, value):
questions1 = self.ids.questions1
questions2 = self.ids.questions2
current_page = self.current_page
if current_page is questions1:
questions2.page = value
elif current_page is questions2:
questions1.page = value
def start_questionnaire(self, questionnaire):
self.current_page.page = None
self.swap_subjects()
self.questionnaire = questionnaire
self.set_next_page()
def save_page(self):
current_page = self.current_page.ids.questions
current_page.save_page_data()
def go_back(self):
does_page_exist = self.set_prev_page()
survey = self.survey
questionnaire = self.questionnaire
prev_questionnaire = survey.get_previous_questionnaire()
self.transition.direction = 'right'
if self.current in ['subjects1', 'subjects2']:
if prev_questionnaire is None:
self.app.root.change_screen('cluster', go_back=True)
return
else:
if survey.get_allow_add_subjects(questionnaire):
self.pop_subjects()
self.start_questionnaire(survey.pop_previous_questionnaire())
elif does_page_exist:
self.swap_pages()
else:
if self.subject_id is None:
self.pop_subjects()
self.swap_subjects()
else:
self.pop_subjects()
self.swap_subjects()
def go_forward(self):
does_page_exist = self.set_next_page()
survey = self.survey
questionnaire = self.questionnaire
next_questionnaire = survey.get_next_questionnaire(questionnaire)
self.transition.direction = 'left'
if self.current in ['subjects1', 'subjects2']:
if next_questionnaire is None:
if survey.get_allow_add_subjects(questionnaire):
self.pop_subjects()
prev_questionnaire = survey.pop_previous_questionnaire()
self.start_questionnaire(prev_questionnaire)
else:
if survey.get_allow_forward(questionnaire):
survey.store_current_questionnaire(questionnaire)
self.start_questionnaire(next_questionnaire)
elif does_page_exist:
self.save_page()
self.swap_pages()
else:
is_creating_subject = False
if survey.get_allow_add_subjects(questionnaire) and (
self.subject_id is None):
self.subject_id = self.create_subject()
self.save_page()
if next_questionnaire is None:
self.pop_subjects()
prev_questionnaire = survey.pop_previous_questionnaire()
self.start_questionnaire(prev_questionnaire)
elif survey.get_allow_add_subjects(next_questionnaire):
survey.store_current_questionnaire(questionnaire)
self.start_questionnaire(next_questionnaire)
else:
self.pop_subjects()
self.swap_subjects()
def start_gps(self, dt):
try:
gps.start()
except:
pass
def receive_gps(self, **kwargs):
if kwargs is not {}:
self.current_location = kwargs
gps.stop()
Clock.schedule_once(self.start_gps, self.gps_loc_interval)
def raise_error(self, error_title, error_text):
self.app.raise_error(error_title, error_text)
def raise_option_dialogue(self, option_title, option_text, options,
callback):
self.app.raise_option_dialogue(option_title, option_text, options,
callback)
def raise_numpad(self,
numpad_title,
callback,
units=None,
minimum=None,
maximum=None,
do_decimal=False):
self.app.raise_numpad(numpad_title, callback, units, minimum, maximum,
do_decimal)
