def __init__(self, url, panel):
super(InferencePanel, self).__init__()
self.history = list()
self.panel = panel
self.callback = False
self.updater = Updater()
self.parser = Parser()
self.programme_main = self.parser.read(url)
self.choices = dict()
self.programme_init = self.programme_main.clone()
self.idp = IDP()
self.pnlProgramme = GroupPanel(self.programme_main, self)
self.svHistory = ScrollView()
self.dbOptions = DropDown()
self.btnSelect = Button(text='Select Term',
size_hint_y=None,
height=30)
self.build()
self.callback = True
self.update([])
def __init__(self, url, panel):
super(InferencePanel, self).__init__()
self.history = list()
self.panel = panel
self.callback = False
self.updater = Updater()
self.parser = Parser()
self.programme_main = self.parser.read(url)
self.choices = dict()
self.programme_init = self.programme_main.clone()
self.idp = IDP()
self.pnlProgramme = GroupPanel(self.programme_main, self)
self.svHistory = ScrollView()
self.dbOptions = DropDown()
self.btnSelect = Button(text='Select Term', size_hint_y=None, height=30)
self.build()
self.callback = True
self.update([])
class InferencePanel(BoxLayout):
def __init__(self, url, panel):
super(InferencePanel, self).__init__()
self.history = list()
self.panel = panel
self.callback = False
self.updater = Updater()
self.parser = Parser()
self.programme_main = self.parser.read(url)
self.choices = dict()
self.programme_init = self.programme_main.clone()
self.idp = IDP()
self.pnlProgramme = GroupPanel(self.programme_main, self)
self.svHistory = ScrollView()
self.dbOptions = DropDown()
self.btnSelect = Button(text='Select Term', size_hint_y=None, height=30)
self.build()
self.callback = True
self.update([])
def build(self):
bltAll = TotalLayout()
svMain = ScrollView()
bltCenter = BoxLayout(orientation='vertical')
bltBottom = BoxLayout(size_hint_y=None, height=36)
btnExpand = Button(text='Expand', size_hint_y=None, height=30, on_release=self.expand)
btnOptimize = Button(text='Optimize', size_hint_y=None, height=30, on_release=self.minimize)
self.btnSelect.bind(on_release=self.dbOptions.open)
for name in self.idp.terms.keys():
btnTerm = Button(text=name, size_hint_y=None, height=30)
btnTerm.bind(on_release=lambda btnTerm: self.dbOptions.select(btnTerm.text))
self.dbOptions.add_widget(btnTerm)
self.dbOptions.bind(on_select=lambda instance, x: setattr(self.btnSelect, 'text', x))
btnDistri = Button(size_hint_y=None, height=30, text='ECTS Stats', on_release=self.show_distribution_popup)
bltBottom.add_widget(btnExpand)
bltBottom.add_widget(btnOptimize)
bltBottom.add_widget(self.btnSelect)
bltBottom.add_widget(btnDistri)
svMain.add_widget(self.pnlProgramme)
bltCenter.add_widget(svMain)
bltCenter.add_widget(bltBottom)
bltAll.add_widget(bltCenter)
bltRight = BoxLayout(size_hint_x=None, width=200, orientation='vertical', spacing=2)
bltRight.add_widget(HistoryLabel(text='History'))
bltRight.add_widget(self.svHistory)
bltAll.add_widget(bltRight)
self.add_widget(bltAll)
def update(self, choices):
if self.callback:
s = self.sat(choices)
if self.idp.sat(self.parser.print_domain(s)):
self.step(choices)
else:
self.show_unsat_popup(s, choices)
def propagate(self, programme):
i = self.parser.print_domain(programme)
self.updater.filter(i)
self.updater.filter(self.idp.propagate(i))
self.updater.update_programme(programme)
def sat(self, choices):
programme = self.programme_init.clone()
for course in self.choices.values():
programme.update_not_interested(course.code, course.not_interested)
programme.update_selected(course.code, course.selected)
for course in choices:
programme.update_not_interested(course.code, course.not_interested)
programme.update_selected(course.code, course.selected)
return programme
def expand(self, *args):
i = self.parser.print_domain(self.programme_main)
self.updater.filter(i)
self.updater.filter(self.idp.expand(i))
self.updater.update_programme(self.programme_main)
self.refresh()
def minimize(self, *args):
if self.btnSelect.text != 'Select':
i = self.parser.print_domain(self.programme_main)
self.updater.filter(i)
self.updater.filter(self.idp.minimize(self.btnSelect.text, i))
self.updater.update_programme(self.programme_main)
self.refresh()
def refresh(self):
self.callback = False
for code in self.choices.keys():
course = self.choices.get(code)
if not course.not_interested and course.selected is None:
self.choices.pop(code)
self.panel.update(self.programme_main.get_selected_courses())
self.pnlProgramme.refresh()
self.callback = True
def show_unsat_popup(self, programme, choices):
t = self.updater.get_unsat(self.idp.unsat(self.parser.print_domain(programme)))
courses = list()
for code in t:
courses.append(self.programme_main.get_course(code))
ppUndo = UndoPopup(courses, choices, self)
ppUndo.open()
def show_distribution_popup(self, *args):
ppDistri = DistributionPopup(self.programme_main.get_ects_distribution(),
self.programme_main.get_min_ects(),
self.programme_main.get_max_ects())
ppDistri.open()
def step(self, choices):
ch_new = self.choices.copy()
for course in choices:
ch_new[course.code] = course
programme = self.sat(choices)
self.propagate(programme)
pr_new, un_new = self.split_courses(programme.get_all_courses(), ch_new.keys())
pr_old, un_old = self.split_courses(self.programme_main.get_all_courses(), ch_new.keys())
#propagations = list()
#before = list()
#for code in pr_new.keys():
# if code not in pr_old.keys():
# propagations.append(pr_new.get(code))
# before.append(un_old.get(code))
# elif not pr_new.get(code) == pr_old.get(code):
# propagations.append(pr_new.get(code))
# before.append(pr_old.get(code))
unknown = list()
unknown_before = list()
for code in pr_old.keys():
if code in un_new.keys():
unknown.append(un_new.get(code))
unknown_before.append(pr_old.get(code))
if len(unknown) == 0:
for course in choices:
self.choices[course.code] = course
for course in programme.get_all_courses().values():
self.programme_main.update_not_interested(course.code, course.not_interested)
self.programme_main.update_selected(course.code, course.selected)
self.refresh()
else:
ppProp = PropagationPopup(choices, unknown, unknown_before, self)
ppProp.open()
def split_courses(self, courses, codes):
propagations = dict()
unknowns = dict()
for code in courses.keys():
if code not in codes:
course = courses.get(code)
if course.selected is None and course.not_interested is False:
unknowns[code] = course
else:
propagations[code] = course
return propagations, unknowns
class InferencePanel(BoxLayout):
def __init__(self, url, panel):
super(InferencePanel, self).__init__()
self.history = list()
self.panel = panel
self.callback = False
self.updater = Updater()
self.parser = Parser()
self.programme_main = self.parser.read(url)
self.choices = dict()
self.programme_init = self.programme_main.clone()
self.idp = IDP()
self.pnlProgramme = GroupPanel(self.programme_main, self)
self.svHistory = ScrollView()
self.dbOptions = DropDown()
self.btnSelect = Button(text='Select Term',
size_hint_y=None,
height=30)
self.build()
self.callback = True
self.update([])
def build(self):
bltAll = TotalLayout()
svMain = ScrollView()
bltCenter = BoxLayout(orientation='vertical')
bltBottom = BoxLayout(size_hint_y=None, height=36)
btnExpand = Button(text='Expand',
size_hint_y=None,
height=30,
on_release=self.expand)
btnOptimize = Button(text='Optimize',
size_hint_y=None,
height=30,
on_release=self.minimize)
self.btnSelect.bind(on_release=self.dbOptions.open)
for name in self.idp.terms.keys():
btnTerm = Button(text=name, size_hint_y=None, height=30)
btnTerm.bind(
on_release=lambda btnTerm: self.dbOptions.select(btnTerm.text))
self.dbOptions.add_widget(btnTerm)
self.dbOptions.bind(
on_select=lambda instance, x: setattr(self.btnSelect, 'text', x))
btnDistri = Button(size_hint_y=None,
height=30,
text='ECTS Stats',
on_release=self.show_distribution_popup)
bltBottom.add_widget(btnExpand)
bltBottom.add_widget(btnOptimize)
bltBottom.add_widget(self.btnSelect)
bltBottom.add_widget(btnDistri)
svMain.add_widget(self.pnlProgramme)
bltCenter.add_widget(svMain)
bltCenter.add_widget(bltBottom)
bltAll.add_widget(bltCenter)
bltRight = BoxLayout(size_hint_x=None,
width=200,
orientation='vertical',
spacing=2)
bltRight.add_widget(HistoryLabel(text='History'))
bltRight.add_widget(self.svHistory)
bltAll.add_widget(bltRight)
self.add_widget(bltAll)
def update(self, choices):
if self.callback:
s = self.sat(choices)
if self.idp.sat(self.parser.print_domain(s)):
self.step(choices)
else:
self.show_unsat_popup(s, choices)
def propagate(self, programme):
i = self.parser.print_domain(programme)
self.updater.filter(i)
self.updater.filter(self.idp.propagate(i))
self.updater.update_programme(programme)
def sat(self, choices):
programme = self.programme_init.clone()
for course in self.choices.values():
programme.update_not_interested(course.code, course.not_interested)
programme.update_selected(course.code, course.selected)
for course in choices:
programme.update_not_interested(course.code, course.not_interested)
programme.update_selected(course.code, course.selected)
return programme
def expand(self, *args):
i = self.parser.print_domain(self.programme_main)
self.updater.filter(i)
self.updater.filter(self.idp.expand(i))
self.updater.update_programme(self.programme_main)
self.refresh()
def minimize(self, *args):
if self.btnSelect.text != 'Select':
i = self.parser.print_domain(self.programme_main)
self.updater.filter(i)
self.updater.filter(self.idp.minimize(self.btnSelect.text, i))
self.updater.update_programme(self.programme_main)
self.refresh()
def refresh(self):
self.callback = False
for code in self.choices.keys():
course = self.choices.get(code)
if not course.not_interested and course.selected is None:
self.choices.pop(code)
self.panel.update(self.programme_main.get_selected_courses())
self.pnlProgramme.refresh()
self.callback = True
def show_unsat_popup(self, programme, choices):
t = self.updater.get_unsat(
self.idp.unsat(self.parser.print_domain(programme)))
courses = list()
for code in t:
courses.append(self.programme_main.get_course(code))
ppUndo = UndoPopup(courses, choices, self)
ppUndo.open()
def show_distribution_popup(self, *args):
ppDistri = DistributionPopup(
self.programme_main.get_ects_distribution(),
self.programme_main.get_min_ects(),
self.programme_main.get_max_ects())
ppDistri.open()
def step(self, choices):
ch_new = self.choices.copy()
for course in choices:
ch_new[course.code] = course
programme = self.sat(choices)
self.propagate(programme)
pr_new, un_new = self.split_courses(programme.get_all_courses(),
ch_new.keys())
pr_old, un_old = self.split_courses(
self.programme_main.get_all_courses(), ch_new.keys())
#propagations = list()
#before = list()
#for code in pr_new.keys():
# if code not in pr_old.keys():
# propagations.append(pr_new.get(code))
# before.append(un_old.get(code))
# elif not pr_new.get(code) == pr_old.get(code):
# propagations.append(pr_new.get(code))
# before.append(pr_old.get(code))
unknown = list()
unknown_before = list()
for code in pr_old.keys():
if code in un_new.keys():
unknown.append(un_new.get(code))
unknown_before.append(pr_old.get(code))
if len(unknown) == 0:
for course in choices:
self.choices[course.code] = course
for course in programme.get_all_courses().values():
self.programme_main.update_not_interested(
course.code, course.not_interested)
self.programme_main.update_selected(course.code,
course.selected)
self.refresh()
else:
ppProp = PropagationPopup(choices, unknown, unknown_before, self)
ppProp.open()
def split_courses(self, courses, codes):
propagations = dict()
unknowns = dict()
for code in courses.keys():
if code not in codes:
course = courses.get(code)
if course.selected is None and course.not_interested is False:
unknowns[code] = course
else:
propagations[code] = course
return propagations, unknowns