Source code for

from django.core.exceptions import ValidationError
from django.db import models
from django.utils.functional import cached_property
from django.utils.translation import gettext_lazy as _
from django_scopes import ScopedManager
from i18nfield.fields import I18nCharField

from pretalx.common.models.mixins import OrderedModel, PretalxModel
from pretalx.common.urls import EventUrls

class ReviewScoreCategory(PretalxModel):
    event = models.ForeignKey(
        to="event.Event", related_name="score_categories", on_delete=models.CASCADE
    name = I18nCharField()
    weight = models.DecimalField(max_digits=4, decimal_places=1, default=1)
    required = models.BooleanField(default=False)
    active = models.BooleanField(default=True)
    limit_tracks = models.ManyToManyField(
        verbose_name=_("Limit to tracks"),
        help_text=_("Leave empty to use this category for all tracks."),
    is_independent = models.BooleanField(
        verbose_name=_("Independent score"),
            "Independent scores are not part of the total score. Instead they are shown in a separate column in the review dashboard."

    class urls(EventUrls):
        base = "{self.event.orga_urls.review_settings}category/{}/"
        delete = "{base}delete"

    def recalculate_scores(cls, event):
        for review in

    def _validate_independence(self):
        if (
            not self.event.score_categories.exclude(
            raise ValidationError(
                _("You need to keep at least one non-independent score category!")

    def save(self, *args, **kwargs):
        if self.is_independent:
            self.weight = 0
        return super().save(*args, **kwargs)

    def delete(self, *args, **kwargs):
        if self.is_independent:
        return super().delete(*args, **kwargs)

class ReviewScore(PretalxModel):
    category = models.ForeignKey(
        to=ReviewScoreCategory, related_name="scores", on_delete=models.CASCADE
    value = models.DecimalField(max_digits=7, decimal_places=2)
    label = models.CharField(null=True, blank=True, max_length=200)

    objects = ScopedManager(event="category__event")

    def __str__(self):
        return self.format("words_numbers")

    def format(self, fmt):
        if fmt == "words":
            return self.label

        value = self.value
        if int(value) == value:
            value = int(value)

        # we ignore the format if label and value are the same
        if fmt == "numbers" or (self.label and self.label == str(value)):
            return str(value)

        if fmt == "words_numbers":
            return f"{self.label} ({value})"
        # only remaining version is "numbers_words"
        return f"{value} ({self.label})"

    class Meta:
        ordering = ("value",)

class ReviewManager(models.Manager):
    def get_queryset(self):
        from pretalx.submission.models.submission import SubmissionStates

        return (

class AllReviewManager(models.Manager):

[docs] class Review(PretalxModel): """Reviews model the opinion of reviewers of a. :class:`~pretalx.submission.models.submission.Submission`. They can, but don't have to, include a score and a text. :param text: The review itself. May be empty. :param score: This score is calculated from all the related ``scores`` and their weights. Do not set it directly, use the ``update_score`` method instead. """ submission = models.ForeignKey( to="submission.Submission", related_name="reviews", on_delete=models.CASCADE ) user = models.ForeignKey( to="person.User", related_name="reviews", on_delete=models.CASCADE ) text = models.TextField(verbose_name=_("What do you think?"), null=True, blank=True) score = models.DecimalField( max_digits=10, decimal_places=2, verbose_name=_("Score"), null=True, blank=True ) scores = models.ManyToManyField(to=ReviewScore, related_name="reviews") objects = ScopedManager(event="submission__event", _manager_class=ReviewManager) all_objects = ScopedManager( event="submission__event", _manager_class=AllReviewManager ) class Meta: unique_together = (("user", "submission"),) def __str__(self): return f"Review(event={self.submission.event.slug}, submission={self.submission.title}, user={self.user.get_display_name}, score={self.score})" @classmethod def find_reviewable_submissions(cls, event, user, ignore=None): """Returns all :class:`~pretalx.submission.models.submission.Submission` objects this :class:`~pretalx.person.models.user.User` is allowed to review, regardless of whether they have already reviewed them. Excludes submissions this user has submitted, and takes track :class:`~pretalx.event.models.organiser.Team` permissions into account, as well as assignments if the current review phase is limited to assigned proposals. The result is ordered by review count. :type event: :class:`~pretalx.event.models.event.Event` :type user: :class:`~pretalx.person.models.user.User` :rtype: Queryset of :class:`~pretalx.submission.models.submission.Submission` objects """ from pretalx.submission.models import SubmissionStates queryset = ( event.submissions.filter(state=SubmissionStates.SUBMITTED) .exclude(speakers__in=[user]) .annotate(review_count=models.Count("reviews")) .annotate( is_assigned=models.Case( models.When(assigned_reviewers__in=[user], then=1), default=0 ), ) ) phase = event.active_review_phase if phase and phase.proposal_visibility == "assigned": queryset = queryset.filter(is_assigned__gte=1) else: limit_tracks = user.teams.filter( models.Q(all_events=True) | models.Q( models.Q(all_events=False) & models.Q(limit_events__in=[event]) ), limit_tracks__isnull=False, organiser=event.organiser, ) if limit_tracks.exists(): tracks = set() for team in limit_tracks: tracks.update(team.limit_tracks.filter(event=event)) queryset = queryset.filter(track__in=tracks) if ignore: queryset = queryset.exclude(pk__in=ignore) # This is not randomised, because order_by("review_count", "?") sets all annotated # review_count values to 1. return queryset.order_by("-is_assigned", "review_count")
[docs] @classmethod def find_missing_reviews(cls, event, user, ignore=None): """Returns all :class:`~pretalx.submission.models.submission.Submission` objects this :class:`~pretalx.person.models.user.User` still has to review for the given :class:`~pretalx.event.models.event.Event`. A subset of ``find_reviewable_submissions``. :type event: :class:`~pretalx.event.models.event.Event` :type user: :class:`~pretalx.person.models.user.User` :rtype: Queryset of :class:`~pretalx.submission.models.submission.Submission` objects """ return cls.find_reviewable_submissions(event, user, ignore).exclude( reviews__user=user )
@classmethod def calculate_score(cls, scores): if not scores: return None return sum(score.value * score.category.weight for score in scores) @cached_property def event(self): return self.submission.event @cached_property def display_score(self) -> str: """Helper method to get a display string of the review's score.""" if self.score is None: return "×" if int(self.score) == self.score: return str(int(self.score)) return str(self.score) def update_score(self): scores = ( self.scores.all() .select_related("category") .filter(category__in=self.submission.score_categories) ) self.score = self.calculate_score(scores) def save(self, *args, update_score=True, **kwargs): if and update_score: self.update_score() return super().save(*args, **kwargs) class urls(EventUrls): base = "{}" delete = "{base}delete"
[docs] class ReviewPhase(OrderedModel, PretalxModel): """ReviewPhases determine reviewer access rights during a (potentially open) time frame. :param is_active: Is this phase currently active? There can be only one active phase per event. Use the ``activate`` method to activate a review phase, as it will take care of this limitation. :param position: Helper field to deal with relative positioning of review phases next to each other. """ event = models.ForeignKey( to="event.Event", related_name="review_phases", on_delete=models.CASCADE ) name = models.CharField(verbose_name=_("Name"), max_length=100) start = models.DateTimeField(verbose_name=_("Phase start"), null=True, blank=True) end = models.DateTimeField(verbose_name=_("Phase end"), null=True, blank=True) position = models.PositiveIntegerField(default=0) is_active = models.BooleanField(default=False) can_review = models.BooleanField( verbose_name=_("Reviewers can write and edit reviews"), default=True, ) proposal_visibility = models.CharField( verbose_name=_("Reviewers may see these proposals"), choices=( ("all", _("All")), ("assigned", _("Only assigned proposals")), ), max_length=8, default="all", help_text=_( "If you select “all”, reviewers can review all proposals that their teams have access to (so either all, or specific tracks). " "In this mode, assigned proposals will be highlighted and will be shown first in the review workflow. " ), ) can_see_other_reviews = models.CharField( verbose_name=_("Reviewers can see other reviews"), max_length=12, choices=( ("always", _("Always")), ("never", _("Never")), ("after_review", _("After reviewing the proposal")), ), default="after_review", ) can_see_speaker_names = models.BooleanField( verbose_name=_("Reviewers can see speaker names"), default=True, ) can_see_reviewer_names = models.BooleanField( verbose_name=_("Reviewers can see the names of other reviewers"), default=True, ) can_change_submission_state = models.BooleanField( verbose_name=_("Reviewers can accept and reject proposals"), default=False, ) can_tag_submissions = models.CharField( verbose_name=_("Reviewers can tag proposals"), max_length=12, choices=( ("never", _("Never")), ("use_tags", _("Add and remove existing tags")), ("create_tags", _("Add, remove and create tags")), ), default="never", ) speakers_can_change_submissions = models.BooleanField( verbose_name=_("Speakers can modify their proposals before acceptance"), help_text=_( "By default, modification of proposals is locked after the CfP ends, and is re-enabled once the proposal was accepted." ), default=False, ) class Meta: ordering = ("position",) class urls(EventUrls): base = "{self.event.orga_urls.review_settings}phase/{}/" delete = "{base}delete" up = "{base}up" down = "{base}down" activate = "{base}activate"
[docs] def activate(self) -> None: """Activates this review phase and deactivates all others in this event.""" self.event.review_phases.all().update(is_active=False) self.is_active = True
activate.alters_data = True @staticmethod def get_order_queryset(event): return event.review_phases.all()