mirror of
https://codeberg.org/Mo8it/AdvLabDB.git
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85 lines
2.8 KiB
Python
85 lines
2.8 KiB
Python
from flask import flash, url_for
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from flask_admin.menu import MenuLink
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from flask_security import current_user
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from sqlalchemy import select
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from . import app, db
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from .models import Semester
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def flashRandomPassword(password):
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flash(f"Random password: {password}", category="warning")
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def sortedSemestersStartingWithNewest(limit=0):
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# Inserting an older semester is not allowed!
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# Therefore, the id is enough.
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stmt = select(Semester).order_by(Semester.id.desc())
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if limit > 0:
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stmt = stmt.limit(limit)
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return db.session.execute(stmt).scalars()
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def lastSemester():
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return sortedSemestersStartingWithNewest(limit=1).first()
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def userActiveSemester(flashWarning=False):
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lastSemesterId = lastSemester().id
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if current_user.active_semester_id is None:
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current_user.active_semester_id = lastSemesterId
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db.session.commit()
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elif current_user.active_semester_id != lastSemesterId:
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activeSemester = db.session.get(Semester, current_user.active_semester_id)
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if activeSemester is not None:
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if flashWarning:
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flash(f"You are in the old semester {activeSemester.repr()}!", "warning")
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else:
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current_user.active_semester_id = lastSemesterId
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db.session.commit()
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flash("Semester changed!", "warning")
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return db.session.get(Semester, current_user.active_semester_id)
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def setUserActiveSemester(semesterId):
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if current_user.active_semester_id != semesterId:
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semester = db.session.get(Semester, semesterId)
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if semester is not None:
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try:
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current_user.active_semester_id = semesterId
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db.session.commit()
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except Exception as ex:
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flash(str(ex), "error")
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db.session.rollback()
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else:
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flash(f"Active semester changed to {semester.repr()}!", "warning")
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else:
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flash(f"No semester with ID {semesterId}!", "error")
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def initActiveSemesterMenuLinks(space):
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with app.app_context():
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try:
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semesters = sortedSemestersStartingWithNewest()
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for semester in semesters:
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space.add_link(
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MenuLink(
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name=semester.repr(),
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url=url_for("set_semester") + "?semester_id=" + str(semester.id),
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category="Active semester",
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)
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)
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except Exception as ex:
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print(
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"ERROR: The Semester table does not exist yet! Therefore, menu links could not be generated. You can ignore this error if you are just initializing the database."
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)
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else:
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space.add_link(MenuLink(name="Logout", url=url_for("security.logout")))
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def reportBadAttempt(message):
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print("BAD ATTEMPT:", message) # TODO: Log
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