Class: Exam
Class Method Summary
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Instance Method Summary
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#friendly, #navigable_name, #navigation_end?
#friendly_name, #to_param
#friendly, #index_usage!
aggregate_of, all_except, defaults, name_model_as, numbered, #save, #save_and_notify!, #save_and_notify_changes!, #update_and_notify!, update_or_create!
Class Method Details
.import_from_json!(json) ⇒ Object
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# File 'app/models/exam.rb', line 99
def self.import_from_json!(json)
json.except!(:social_ids, :sender)
organization = Organization.find_by!(name: json.delete(:organization))
organization.switch!
exam_data = parse_json json
remove_previous_version exam_data[:eid], exam_data[:guide_id]
users = exam_data.delete(:users)
exam = where(classroom_id: exam_data.delete(:eid)).update_or_create! exam_data
exam.process_users users
exam.index_usage! organization
exam
end
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.parse_json(exam_json) ⇒ Object
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# File 'app/models/exam.rb', line 112
def self.parse_json(exam_json)
exam = exam_json.except(:name, :language)
exam[:guide_id] = Guide.find_by(slug: exam.delete(:slug)).id
exam[:organization_id] = Organization.current.id
exam[:users] = exam.delete(:uids).map { |uid| User.find_by(uid: uid) }.compact
[:start_time, :end_time].each { |param| exam[param] = exam[param].to_time }
exam
end
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.remove_previous_version(eid, guide_id) ⇒ Object
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# File 'app/models/exam.rb', line 121
def self.remove_previous_version(eid, guide_id)
Rails.logger.info "Looking for"
where("guide_id=? and organization_id=? and classroom_id!=?", guide_id, Organization.current.id, eid).tap do |exams|
Rails.logger.info "Deleting exams with ORG_ID:#{Organization.current.id} - GUIDE_ID:#{guide_id} - CLASSROOM_ID:#{eid}"
exams.destroy_all
end
end
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Instance Method Details
#accessible_for?(user) ⇒ Boolean
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# File 'app/models/exam.rb', line 42
def accessible_for?(user)
authorized?(user) && enabled_for?(user)
end
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#authorization_for(user) ⇒ Object
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# File 'app/models/exam.rb', line 62
def authorization_for(user)
authorizations.find_by(user_id: user.id)
end
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#authorizations_for(users) ⇒ Object
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# File 'app/models/exam.rb', line 66
def authorizations_for(users)
authorizations.where(user_id: users.map(&:id))
end
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#authorize!(user) ⇒ Object
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# File 'app/models/exam.rb', line 50
def authorize!(user)
users << user unless authorized?(user)
end
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#authorized?(user) ⇒ Boolean
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# File 'app/models/exam.rb', line 54
def authorized?(user)
users.include? user
end
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#clean_authorizations(users) ⇒ Object
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# File 'app/models/exam.rb', line 95
def clean_authorizations(users)
authorizations.all_except(authorizations_for(users)).destroy_all
end
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#enabled? ⇒ Boolean
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# File 'app/models/exam.rb', line 21
def enabled?
enabled_range.cover? DateTime.now
end
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#enabled_for?(user) ⇒ Boolean
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# File 'app/models/exam.rb', line 29
def enabled_for?(user)
enabled_range_for(user).cover? DateTime.now
end
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#enabled_range ⇒ Object
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# File 'app/models/exam.rb', line 25
def enabled_range
start_time..end_time
end
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#enabled_range_for(user) ⇒ Object
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# File 'app/models/exam.rb', line 58
def enabled_range_for(user)
start_time..real_end_time(user)
end
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#process_users(users) ⇒ Object
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# File 'app/models/exam.rb', line 90
def process_users(users)
users.map { |user| authorize! user }
clean_authorizations users
end
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#real_end_time(user) ⇒ Object
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# File 'app/models/exam.rb', line 78
def real_end_time(user)
if duration.present? && started?(user)
[started_at(user) + duration.minutes, end_time].min
else
end_time
end
end
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#start!(user) ⇒ Object
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# File 'app/models/exam.rb', line 70
def start!(user)
authorization_for(user).start! unless user.teacher_here?
end
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#started?(user) ⇒ Boolean
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# File 'app/models/exam.rb', line 74
def started?(user)
authorization_for(user).try(:started?)
end
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#started_at(user) ⇒ Object
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# File 'app/models/exam.rb', line 86
def started_at(user)
authorization_for(user).started_at
end
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#timed? ⇒ Boolean
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# File 'app/models/exam.rb', line 46
def timed?
duration.present?
end
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#used_in?(organization) ⇒ Boolean
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# File 'app/models/exam.rb', line 17
def used_in?(organization)
organization == self.organization
end
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#validate_accessible_for!(user) ⇒ Object