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Extended Exercises by worktime, difficulty and tags, added ProxyExercises as prework for recommendations

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Tags can be added to exercises in the edit view. Tags can monitored under /tags.
Added the concept of ProxyExercises which are a collection of Exercises. They can be found under /proxy_exercises
Added Interventions as prework to show interventions later to the user.
Added exercise/[:id]/working_time to return the working time of the user in this exercise and the average working time of all users in this exercise
This commit is contained in:
Thomas Hille
2017-01-29 20:26:45 +01:00
parent 8f927d5ac9
commit 0db11884bc
40 changed files with 675 additions and 5 deletions
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10
app/models/exercise.rb
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@ -12,6 +12,15 @@ class Exercise < ActiveRecord::Base
belongs_to :execution_environment
has_many :submissions
has_and_belongs_to_many :proxy_exercises
has_many :user_proxy_exercise_exercises
has_and_belongs_to_many :exercise_collections
has_many :user_exercise_interventions
has_many :interventions, through: :user_exercise_interventions
has_many :exercise_tags
has_many :tags, through: :exercise_tags
accepts_nested_attributes_for :exercise_tags
has_many :external_users, source: :user, source_type: ExternalUser, through: :submissions
has_many :internal_users, source: :user, source_type: InternalUser, through: :submissions
alias_method :users, :external_users
@ -105,6 +114,7 @@ class Exercise < ActiveRecord::Base
def duplicate(attributes = {})
exercise = dup
exercise.attributes = attributes
exercise_tags.each { |et| exercise.exercise_tags << et.dup }
files.each { |file| exercise.files << file.dup }
exercise
end