def _delete_assignments(ids, delete_class):
if delete_class:
delete_class = ObjectId(delete_class)
# Convert all of the IDs we were given to ObjectIDs in one go
ids = [ObjectId(i) for i in ids]
logger.info("Deleting assignments %s.", str(ids))
# Query the database for all the assignments we are supposed to delete
assignments = list(Assignment.objects(id__in = ids))
# Query the database for all the submissions we are supposed to delete, this
# will potentially be an absolutely massive list, so we do not want to
# place all the results into a list immediately like we did for the
# assignments.
submissions = Submission.objects(assignment__in = ids)
# Delete assignments directory on the filesystem
for i in assignments:
try:
shutil.rmtree(
os.path.join(config["SUBMISSION_DIRECTORY"], str(i.id))
)
except OSError as e:
# We don't want to explode if the directory has been deleted for us
# but it is weird so log a warning.
if e.errno == errno.ENOENT:
logger.warning("Assignment directory missing for %s",
str(i.id))
else:
raise
# Actually delete the submissions from the database
Submission.objects(assignment__in = ids).delete()
# Delete the assignments
Assignment.objects(id__in = ids).delete()
if delete_class:
# Unenroll all students in the class
User.objects(classes = delete_class).update(
pull__classes = delete_class
)
# Delete the class
Class.objects(id = delete_class).delete()
def _delete_assignments(ids, delete_class):
if delete_class:
delete_class = ObjectId(delete_class)
# Convert all of the IDs we were given to ObjectIDs in one go
ids = [ObjectId(i) for i in ids]
logger.info("Deleting assignments %s.", str(ids))
# Query the database for all the assignments we are supposed to delete
assignments = list(Assignment.objects(id__in = ids))
# Query the database for all the submissions we are supposed to delete, this
# will potentially be an absolutely massive list, so we do not want to
# place all the results into a list immediately like we did for the
# assignments.
submissions = Submission.objects(assignment__in = ids)
# Delete assignments directory on the filesystem
for i in assignments:
try:
shutil.rmtree(
os.path.join(config["SUBMISSION_DIRECTORY"], str(i.id))
)
except OSError as e:
# We don't want to explode if the directory has been deleted for us
# but it is weird so log a warning.
if e.errno == errno.ENOENT:
logger.warning("Assignment directory missing for %s",
str(i.id))
else:
raise
# Actually delete the submissions from the database
Submission.objects(assignment__in = ids).delete()
# Delete the assignments
Assignment.objects(id__in = ids).delete()
if delete_class:
# Unenroll all students in the class
User.objects(classes = delete_class).update(
pull__classes = delete_class
)
# Delete the class
Class.objects(id = delete_class).delete()
def _delete_assignments(ids, delete_class):
if delete_class:
delete_class = ObjectId(delete_class)
# Convert all of the IDs we were given to ObjectIDs in one go
ids = [ObjectId(i) for i in ids]
logger.debug("Deleting assignments %s.", ids)
# Query the database for all the assignments we are supposed to delete
assignments = list(Assignment.objects(id__in = ids))
# Query the database for all the submissions we are supposed to delete, this
# will potentially be an absolutely massive list, so we do not want to
# place all the results into a list immediately like we did for the
# assignments.
submissions = Submission.objects(assignment__in = ids)
# Go through all of the submissions and delete the files from the
# filesystem. We will tell the database to delete all of the submissions
# in one go afterwards.
for i in submissions:
# Delete the submission on the filesystem.
try:
shutil.rmtree(
os.path.join(config["SUBMISSION_DIRECTORY"], str(i.id))
)
except OSError as e:
logger.warn(
"Failed to delete submission with id %s: %s", str(i.id), str(e)
)
# Actually delete the submissions from the database
Submission.objects(assignment__in = ids).delete()
# Delete the assignments
Assignment.objects(id__in = ids).delete()
if delete_class:
# Unenroll all students in the class
User.objects(classes = delete_class).update(
pull__classes = delete_class
)
# Delete the class
Class.objects(id = delete_class).delete()
def _delete_assignments(ids, delete_class):
if delete_class:
delete_class = ObjectId(delete_class)
# Convert all of the IDs we were given to ObjectIDs in one go
ids = [ObjectId(i) for i in ids]
logger.debug("Deleting assignments %s.", ids)
# Query the database for all the assignments we are supposed to delete
assignments = list(Assignment.objects(id__in=ids))
# Query the database for all the submissions we are supposed to delete, this
# will potentially be an absolutely massive list, so we do not want to
# place all the results into a list immediately like we did for the
# assignments.
submissions = Submission.objects(assignment__in=ids)
# Go through all of the submissions and delete the files from the
# filesystem. We will tell the database to delete all of the submissions
# in one go afterwards.
for i in submissions:
# Delete the submission on the filesystem.
try:
shutil.rmtree(
os.path.join(config["SUBMISSION_DIRECTORY"], str(i.id)))
except OSError as e:
logger.warn("Failed to delete submission with id %s: %s",
str(i.id), str(e))
# Actually delete the submissions from the database
Submission.objects(assignment__in=ids).delete()
# Delete the assignments
Assignment.objects(id__in=ids).delete()
if delete_class:
# Unenroll all students in the class
User.objects(classes=delete_class).update(pull__classes=delete_class)
# Delete the class
Class.objects(id=delete_class).delete()
def browse_assignments():
# Grab all the current user's classes
classes = Class.objects(id__in = current_user.classes).only("name")
# Get the current time so we don't have to do it over and over again.
now = datetime.datetime.today()
if "show_all" in request.args:
assignments = list(Assignment.objects(
Q(for_class__in = current_user.classes) &
(Q(hide_until = None) | Q(hide_until__lt = now))
).only("name", "due", "due_cutoff", "for_class"))
else:
assignments = list(Assignment.objects(
Q(for_class__in = current_user.classes) &
(Q(due__gt = now - datetime.timedelta(weeks = 1)) |
Q(due_cutoff__gt = now - datetime.timedelta(weeks = 1))) &
(Q(hide_until = None) | Q(hide_until__lt = now))
).only("name", "due", "due_cutoff", "for_class"))
assignments = [i for i in assignments if
not i.hide_until or i.hide_until < now]
# Get the number of assignments that we could have gotten if we didn't
# limit based on due date.
all_assignments_count = Assignment.objects(
Q(for_class__in = current_user.classes) &
(Q(hide_until = None) | Q(hide_until__lt = now))
).count()
submissions = list(Submission.objects(
user = current_user.email,
assignment__in = [i.id for i in assignments],
most_recent = True
))
# Add a property to all the assignments so the template can display their
# respective class easier. Additionally, add a plain text version of the
# due date
for i in assignments:
try:
i.class_name = next((j.name for j in classes if j.id == i.for_class))
except StopIteration:
logger.error(
"Assignment with id %s references non-existant class with id "
"%s." % (str(i.id, i.for_class))
)
i.class_name = "DNE"
# Figure out the status messages that we want to display to the user.
submitted = next((j for j in submissions if j.assignment == i.id), None)
i.status = i.status_color = None
if submitted:
i.status = (
"You made a submission " +
create_time_element(submitted.timestamp, now)
)
i.status_color = "#84B354"
elif now < i.due:
i.status = "You have not submitted yet"
i.status_color = "#877150"
elif now > i.due and i.due_cutoff and now > i.due_cutoff:
i.status = "You have not submitted yet, and it is too late to do so"
i.status_color = "#E9A400"
elif now > i.due:
i.status = "You have not submitted yet!"
i.status_color = "#FB4313"
# Sort the assignments by due_cutoff or due date if due_cutoff is not
# assigned.
assignments.sort(
key = lambda i: i.due_cutoff if i.due_cutoff else i.due,
reverse = True
)
return render_template(
"assignments.html",
assignments = assignments,
hidden_assignments = -1 if "show_all" in request.args
else all_assignments_count - len(assignments),
create_time_element = create_time_element
)
def browse_assignments():
# Grab all the current user's classes
classes = Class.objects(id__in=current_user.classes).only("name")
# Get the current time so we don't have to do it over and over again.
now = datetime.datetime.today()
if "show_all" in request.args:
assignments = list(
Assignment.objects(
Q(for_class__in=current_user.classes)
& (Q(hide_until=None) | Q(hide_until__lt=now))).only(
"name", "due", "due_cutoff", "for_class"))
else:
assignments = list(
Assignment.objects(
Q(for_class__in=current_user.classes)
& (Q(due__gt=now - datetime.timedelta(weeks=1))
| Q(due_cutoff__gt=now - datetime.timedelta(weeks=1)))
& (Q(hide_until=None) | Q(hide_until__lt=now))).only(
"name", "due", "due_cutoff", "for_class"))
assignments = [
i for i in assignments if not i.hide_until or i.hide_until < now
]
# Get the number of assignments that we could have gotten if we didn't
# limit based on due date.
all_assignments_count = Assignment.objects(
Q(for_class__in=current_user.classes)
& (Q(hide_until=None) | Q(hide_until__lt=now))).count()
submissions = list(
Submission.objects(assignment__in=[i.id for i in assignments],
most_recent=True))
# Add a property to all the assignments so the template can display their
# respective class easier. Additionally, add a plain text version of the
# due date
for i in assignments:
try:
i.class_name = next(
(j.name for j in classes if j.id == i.for_class))
except StopIteration:
app.logger.error("Assignment with id %s references non-existant "
"class with id %s." % (str(i.id, i.for_class)))
i.class_name = "DNE"
# Figure out the status messages that we want to display to the user.
submitted = next((j for j in submissions if j.assignment == i.id),
None)
i.status = i.status_color = None
if submitted:
i.status = ("You made a submission " +
create_time_element(submitted.timestamp, now))
i.status_color = "#84B354"
elif now < i.due:
i.status = "You have not submitted yet"
i.status_color = "#877150"
elif now > i.due and i.due_cutoff and now > i.due_cutoff:
i.status = "You have not submitted yet, and it is too late to do so"
i.status_color = "#E9A400"
elif now > i.due:
i.status = "You have not submitted yet!"
i.status_color = "#FB4313"
# Sort the assignments by due_cutoff or due date if due_cutoff is not
# assigned.
assignments.sort(key=lambda i: i.due_cutoff if i.due_cutoff else i.due,
reverse=True)
return render_template("assignments.html",
assignments=assignments,
hidden_assignments=-1 if "show_all" in request.args
else all_assignments_count - len(assignments),
create_time_element=create_time_element)