def searchDiscipline(self, disciplineID):
'''
Funtion to find a discipline ID in the list
:param: disciplineID - id to searh for
'''
for grade in self._grades:
if grade.getDisciplineID() == disciplineID:
return grade
raise classException('Discipline not found')
def searchDiscipline(self, disciplineID):
'''
Funtion to find a discipline ID in the list
:param: disciplineID - id to searh for
'''
for enrollment in self._enrolment:
if enrollment.get_discipline_id() == disciplineID:
return enrollment
raise classException('Discipline not found')
def searchDiscipline(self,disciplineID):
'''
Function to find a discipline in the list
:param: disciplindeID - dicipline to be found
'''
for discipline in self.getDisciplines():
if discipline.getId() == disciplineID:
return discipline
raise classException('Discipline not found')
def searchStudent(self, studentID):
'''
Funtion to find a student ID in the list
:param: studentID - id to searh for
'''
for grade in self._grades:
if grade.getStudentID() == studentID:
return grade
raise classException('Student not found')
def searchStudent(self, studentID):
'''
Function to find a student in the list
:param: studentID - student to be found
'''
for student in self.getStudents():
if student.getId() == studentID:
return student
raise classException('Student not found!')
def searchStudent(self, studentID):
'''
Funtion to find a student ID in the list
:param: studentID - id to searh for
'''
for enrollment in self._enrolment:
if enrollment.get_student_id() == studentID:
return enrollment
raise classException('Student not found')
def searchEnrolment(self, enroll):
'''
Function to find enrollment in enrolment list
:param: enroll - enrolment to search for
'''
for enrollment in self._enrolment:
if enrollment.get_student_id() == enroll.get_student_id(
) and enrollment.get_discipline_id() == enroll.get_discipline_id():
return enroll
raise classException('Student not enrolled')
def undo(self):
if self._index < 0:
return False
self._recorded = False
try:
for oper in self._operations[self._index]:
oper.undo()
except classException:
print classException()
except ValueError:
pass
self._recorded = True
self._index -= 1
return True
def removeDiscipline(self,disciplineID):
'''
Function to remove a discipline from the discipline list
:param: disciplineID - discipline to be removed
'''
for index in range(len(self._disciplines)):
discipline = self._disciplines[index]
if discipline.getId() == disciplineID:
del self._disciplines[index]
return
raise classException('ID not found')
def searchGrade(self, grade):
'''
Function to find a grade in the list
:param: grade - grade to search for
'''
for grades in self._grades:
if grades.getDisciplineID() == grade.getDisciplineID(
) and grades.getStudentID() == grade.getStudentID():
return grade
raise classException('Grade not found')
def removeGrade(self, grade):
'''
Function to remove a grade based on enrollment
:param: enroll - enrollment to be removed
'''
for index in range(len(self._grades) - 1):
gradeObj = self._grades[index]
if gradeObj == grade:
del self._grades[index]
return
raise classException('ID not found')
def updateStudentName(self, studentID, newName):
'''
Function to update a student name
:param: studentID - the student ID to be updated
:param: newName - the new name
'''
for student in self.getStudents():
if student.getId() == studentID:
student.setName(newName)
return
raise classException('ID not found!')
def updateDisciplineName(self,disciplineID,newName):
'''
Function to update a discipline name
:param: disciplineID - the discipline ID to be updated
:param: newName - the new name
'''
for discipline in self.getDisciplines():
if discipline.getId() == disciplineID:
discipline.setName(newName)
return
raise classException('ID not found!')
def removeStudent(self, studentID):
'''
Function to remove a student from the list
:param: studentID - student to be removed
'''
for index in range(len(self._students)):
student = self._students[index]
if student.getId() == studentID:
del self._students[index]
return
raise classException('ID not found!')
def removeGradeDiscipline(self, disciplineID):
'''
Funciton to remove a discipline from the grade list
:param: disciplineID - discipline to be removed
'''
index = 0
while index <= len(self._grades) - 1:
enroll = self._grades[index]
if enroll.getDisciplineID() == disciplineID:
del self._grades[index]
index = 0
index += 1
raise classException('ID not found')
def removeGradeStudent(self, studentID):
'''
Funciton to remove a student from the grade list
:param: studentID - student to be removed
'''
index = 0
while index <= len(self._grades) - 1:
grade = self._grades[index]
if int(grade.getStudentID()) == int(studentID):
del self._grades[index]
index = 0
index += 1
raise classException('ID not found')
def removeEnrollStudent(self, studentID):
'''
Funciton to remove a student from the enrollment list
:param: studentID - student to be removed
'''
index = 0
while index <= len(self._enrolment) - 1:
enroll = self._enrolment[index]
if enroll.get_student_id() == studentID:
del self._enrolment[index]
index = 0
index += 1
raise classException('ID not found')
def removeEnrollDiscipline(self, disciplineID):
'''
Funciton to remove a discipline from the enroll list
:param: disciplineID - discipline to be removed
'''
index = 0
while index <= len(self._enrolment) - 1:
enroll = self._enrolment[index]
if enroll.get_discipline_id() == disciplineID:
del self._enrolment[index]
index = 0
index += 1
raise classException('ID not found')
def updateStudentID(self, studentID, newID):
'''
Function to update a student ID
:param: studentID - the student ID to be updated
:param: newID - the new ID
'''
try:
self.searchStudent(newID)
raise ValueError('Student ID already taken')
except classException:
for student in self.getStudents():
if student.getId() == studentID:
student.setId(newID)
return
raise classException('ID not found!')
def updateDisciplineID(self,disciplineID,newID):
'''
Function to update the ID of a discipline
:param: disciplineID - the discipline ID to be updated
:param: newID - the new ID
'''
try:
self.searchDiscipline(newID)
raise ValueError('Discipline ID already taken')
except classException:
for discipline in self.getDisciplines():
if discipline.getId() == disciplineID:
discipline.setId(newID)
return
raise classException('ID not found!')