Splice embed - Implement Exercise Collection Page with iFrame and LTI Embeds

.github/workflows/deploy-acos.yml

@@ -0,0 +1,24 @@
+name: deploy-acos
+on:
+  push:
+    branches:
+      - keweizhan
+
+jobs:
+  build:
+    name: deploy-acos
+    runs-on: self-hosted
+    steps:
+      - name: ssh
+        uses: fifsky/ssh-action@master
+        with:
+          host: ${{ secrets.STAGING_HOST }}
+          user: ${{ secrets.STAGING_USERNAME }}
+          key: ${{ secrets.STAGING_KEY }}
+          port: ${{ secrets.STAGING_PORT }}
+          args: "-tt"
+          command: |
+            cd /home/deploy/code-workout/
+            docker compose pull
+            docker-compose down
+            docker-compose up -d

.github/workflows/image-build.yml

@@ -0,0 +1,32 @@
+name: image-build
+on:
+  push:
+    branches:
+      - keweizhan
+jobs:
+  build:
+    name: code-workout-image
+    runs-on: self-hosted
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v3
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      -
+        name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_TOKEN }}
+      -
+        name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: true
+          tags: opendsa/code-workout:latest

Gemfile

@@ -17,7 +17,7 @@ gem 'coffee-script-source'
 gem 'test-unit', '~> 3.0.9'
 gem 'nokogiri', '~> 1.10.4'
 gem 'csv_shaper'
-gem 'andand', github: 'raganwald/andand'
+gem 'andand', git: 'https://github.com/raganwald/andand'
 gem 'responders' # Can't move above 1.1 until migrating to rails 4.2+
 gem 'friendly_id', '~> 5'
 gem 'active_record-acts_as'
@@ -50,7 +50,7 @@ group :development, :test do
   gem 'sqlite3', '~> 1.3.0'
   gem 'rspec-rails'
   gem 'annotate'
-  gem 'rails-erd', github: 'voormedia/rails-erd'
+  gem 'rails-erd', git: 'https://github.com/voormedia/rails-erd'
   gem 'faker'
   # Needed for debugging support in Aptana Studio.  Disabled, since these
   # two gems do not support Ruby 2.0 yet :-(.
@@ -113,7 +113,8 @@ group :deploy do
   gem 'capistrano-bundler'
   gem 'capistrano-rails'
   gem 'capistrano-rvm'
-  gem 'capistrano3-puma', github: 'seuros/capistrano-puma'
+  gem 'capistrano3-puma', '~> 4.0.0',
+      git: 'https://github.com/seuros/capistrano-puma', branch: 'v4.x'
 end
 
 #for multi-color progress bar

Gemfile.lock

@@ -1,23 +1,24 @@
 GIT
-  remote: git://github.com/raganwald/andand.git
+  remote: https://github.com/raganwald/andand
   revision: d6c4545b6649c70495c26e2038206c5fdb2d14d6
   specs:
     andand (1.3.3)
 
 GIT
-  remote: git://github.com/seuros/capistrano-puma.git
-  revision: 6112323390cff15539d947882d72d937622cfdf4
+  remote: https://github.com/seuros/capistrano-puma
+  revision: b148515f78476b68ab8e09bcc494e82ceb53eba0
+  branch: v4.x
   specs:
     capistrano3-puma (4.0.0)
       capistrano (~> 3.7)
       capistrano-bundler
       puma (~> 4.0)
 
 GIT
-  remote: git://github.com/voormedia/rails-erd.git
-  revision: 0fbb1cdf2c84b06afd12974baace8d512bb798da
+  remote: https://github.com/voormedia/rails-erd
+  revision: 7c66258b6818c47b4d878c2ad7ff6decebdf834a
   specs:
-    rails-erd (1.6.0)
+    rails-erd (1.7.2)
       activerecord (>= 4.2)
       activesupport (>= 4.2)
       choice (~> 0.2.0)
@@ -391,6 +392,7 @@ GEM
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
+    rexml (3.2.6)
     rspec-core (3.8.2)
       rspec-support (~> 3.8.0)
     rspec-expectations (3.8.4)
@@ -408,7 +410,8 @@ GEM
       rspec-mocks (~> 3.8.0)
       rspec-support (~> 3.8.0)
     rspec-support (3.8.2)
-    ruby-graphviz (1.2.4)
+    ruby-graphviz (1.2.5)
+      rexml
     ruby_parser (3.13.1)
       sexp_processor (~> 4.9)
     rubyzip (1.3.0)
@@ -510,7 +513,7 @@ DEPENDENCIES
   capistrano-bundler
   capistrano-rails
   capistrano-rvm
-  capistrano3-puma!
+  capistrano3-puma (~> 4.0.0)!
   capybara
   carrierwave (= 1.3.2)
   cocoon

app/assets/stylesheets/custom.scss

@@ -569,3 +569,33 @@ ul.ui-autocomplete {
   max-height: 5em;
   height: auto;
 }
+
+// syling for embed collection page for SPLICE
+.exercise-container.card {
+  width: 200%; // Adjust width as needed
+  // padding-left: 0 // 
+}
+
+.iframe-label-container {
+  clear: both; // Clear floats to ensure this container stays below preceding content
+  margin-top: 8px; // Add margin at the top to create space between this container and the preceding content
+  margin-bottom: 8px; // Adjust spacing below the label
+  // padding-left: 0
+}
+
+.iframe-label-container label {
+  display: block;
+  font-size: 11px;
+  margin-bottom: 5px;
+
+}
+
+.exercise-details {
+  margin-bottom: 10px; // Adds space before the button
+  padding-left: 20px;
+
+  input.form-control {
+    width: 40%; // text field the same width as the thumbnail
+    font-size: 9px;
+  }
+}

app/controllers/exercises_controller.rb

@@ -6,7 +6,7 @@ class ExercisesController < ApplicationController
 
 
   load_and_authorize_resource
-  skip_authorize_resource only: [:practice, :call_open_pop]
+  skip_authorize_resource only: [:practice, :call_open_pop, :embed_collection, :export]
 
   #~ Action methods ...........................................................
   after_action :allow_iframe, only: [:practice, :embed]
@@ -26,6 +26,46 @@ def index
     @exercises = @exercises.page params[:page]
   end
 
+  # This embed_collection fetches all exercises for the embed_collections page and provides a simplified iframe urls of exercises for SPLICE
+  def embed_collection
+    if current_user
+      @exercises = Exercise.visible_to_user(current_user)
+    else
+      @exercises = Exercise.publicly_visible
+    end
+
+    @exercises = @exercises.page(params[:page])
+  end
+
+  # The export function gets all exercises metadata for SPLICE
+  def export
+    #  filter out stop/connector words for keywords from workout phrases or names
+    stop_words = ['the', 'and', 'a', 'to', 'of', 'in', 'for', 'on', 'with', 'as', 'by', 'at', 'from', 'is', 'that', 'which', 'it', 'an', 'be', 'this', 'are', 'we', 'can', 'if', 'has', 'but']
+
+    @exercises = Exercise.all
+    export_data = @exercises.map do |exercise|
+      workout_names = exercise.exercise_workouts.map { |ew| ew.workout.name }.uniq.push(exercise.name)
+      # split phrases into words, remove stop/connector words
+      keywords_array = workout_names.map { |phrase| phrase.downcase.split(/\W+/) }.flatten.uniq.reject { |word| stop_words.include?(word) || word.empty? }
+
+      {
+        "Platform_name": "Code-Workout",
+        "URL": "https://codeworkout.cs.vt.edu", # hardcoded URL for now
+        "LTI_Instructions_URL": "https://opendsa-server.cs.vt.edu/guides/opendsa-canvas",
+        "Exercise_type": Exercise::TYPE_NAMES[exercise.question_type],
+        "License": "Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)",
+        "Description": exercise.exercise_collection&.description, 
+        "Author": "Edwards",
+        "Institution": "VT",
+        "Keywords": keywords_array, 
+        "Exercise_Name": exercise.name,
+        "Iframe_URL": exercise.iframe_url,
+        "LTI_URL": exercise.lti_launch_url
+      }
+    end
+    render json: export_data
+  end
+
 
   # -------------------------------------------------------------
   # GET /exercises/download.csv

app/jobs/code_worker.rb

@@ -53,12 +53,11 @@ def perform(attempt_id)
       # compile and evaluate the attempt in a temporary location
       attempt_dir = "usr/attempts/active/#{current_attempt}"
       # puts "DIRECTORY",attempt_dir,"DIRECTORY"
-      FileUtils.mkdir_p(attempt_dir)
       if !Dir[attempt_dir].empty?
         puts 'WARNING, OVERWRITING EXISTING DIRECTORY = ' + attempt_dir
         FileUtils.remove_dir(attempt_dir, true)
-        FileUtils.mkdir_p(attempt_dir)
       end
+      FileUtils.mkdir_p(attempt_dir)
       if !File.exist?(prompt.test_file_name)
         # Workaround for bug in correctly pre-generating test file
         # on exercise creation. If it doesn't exist, force regeneration
@@ -198,8 +197,45 @@ def perform(attempt_id)
   def execute_javatest(class_name, attempt_dir, pre_lines, answer_lines)
     if CodeWorkout::Config::CMD[:java].key? :daemon_url
       url = CodeWorkout::Config::CMD[:java][:daemon_url] % {attempt_dir: attempt_dir}
-      response = Net::HTTP.get_response(URI.parse(url))
+      uri = URI.parse(url)
+
+      # response = Net::HTTP.get_response(URI.parse(url))
       # puts "%{url} => response %{response.code}"
+
+      response = nil
+
+      max_retries = 3
+      for a in 1..max_retries do
+        begin
+          Net::HTTP.new(uri.hostname, uri.port).start do |http|
+            http.open_timeout = 4
+            response = http.request_get(uri.request_uri)
+
+            if response.nil?
+              puts "GET #{url} => try #{a} no response"
+            elsif response.kind_of? Net::HTTPSuccess # response.code == 200
+              break
+            else
+              puts "GET #{url} => try #{a} bad response: #{response.code}"
+            end
+            # puts "%{url} => response %{response.code}"
+
+            # pause before retrying
+            sleep(4)
+          end
+        rescue => e
+          puts "GET #{url} => try #{a} error: #{e.message}"
+        end
+      end
+      if response.nil? then
+        puts "Server backend error [no response] for #{attempt_dir}"
+        return "Server backend error [no response]. Please resubmit your answer."
+      elsif !(response.kind_of? Net::HTTPSuccess) # response.code != 200
+        puts "Server backend error #{response.code} for #{attempt_dir}:"
+        puts response.body
+        return "Server backend error #{response.code}. Please resubmit your answer."
+      end
+
     else
       cmd = CodeWorkout::Config::CMD[:java][:cmd] % {attempt_dir: attempt_dir}
       # puts(cmd + '>> err.log 2>> err.log')

app/models/attempt.rb

@@ -20,10 +20,12 @@
 #
 # Indexes
 #
-#  index_attempts_on_active_score_id      (active_score_id)
-#  index_attempts_on_exercise_version_id  (exercise_version_id)
-#  index_attempts_on_user_id              (user_id)
-#  index_attempts_on_workout_score_id     (workout_score_id)
+#  idx_attempts_on_user_exercise_version           (user_id,exercise_version_id)
+#  idx_attempts_on_workout_score_exercise_version  (workout_score_id,exercise_version_id)
+#  index_attempts_on_active_score_id               (active_score_id)
+#  index_attempts_on_exercise_version_id           (exercise_version_id)
+#  index_attempts_on_user_id                       (user_id)
+#  index_attempts_on_workout_score_id              (workout_score_id)
 #
 # Foreign Keys
 #