Merge pull request #551 from alaashafaee/C3_Saeed_164_Course_Sign_Up_2.6

Pull Request: C3_Saeed_164_Course_Sign_Up_2.6

tutor/app/controllers/courses_controller.rb

@@ -37,6 +37,10 @@ def sign_up
 				student = Student.find(current_student.id)
 				if student.courses.find_by_id(@course.id) == nil
 					student.courses << @course
+					@course.topics.each do |topic|
+						progress = TrackProgression.create(level: 0, topic_id: topic.id)
+						student.progressions << progress
+					end
 				else
 					@status = "7"
 				end

tutor/app/controllers/topics_controller.rb

@@ -78,22 +78,23 @@ def index
 	#					create_topic_form
 	# Returns: 
 	#	flash[:notice]: A message indicating the success or failure of the creation
-	# Author: Ahmed Akram
+	# Author: Ahmed Akram + Mohamed Saeed
 	def create
 		@new_topic = Topic.new
 		@new_topic.title = topic_params[:title]
 		@new_topic.description = topic_params[:description]
 		bool = @new_topic.save
-		if bool == true 
+		if bool == true
 			flash[:notice] = "Topic successfully created"
 			@course = Course.find(course_params[:course_id])
 			@course.topics << @new_topic
 			redirect_to :action => 'index'
+			Topic.update_track_progression @new_topic
 		else
 			if @new_topic.errors.any?
 				flash[:notice] = @new_topic.errors.full_messages.first
 			end
-			render :action => 'new'  
+			render :action => 'new'
 		end
 	end
 

tutor/app/models/topic.rb

@@ -42,4 +42,20 @@ def self.search(params)
 			end
 		end
 	end
+
+	# [Course Sign-Up - Story 2.6]
+	# Update the the progress of all students for a topic in a
+	#	specfic course 
+	# Parameters:
+	#	Topic: the topic in which the progress of students should be updated
+	# Returns: none
+	# Author: Mohamed Saeed
+	def self.update_track_progression topic
+		course = Course.find_by_id(topic.course_id)
+		course.students.each do |student|
+			progress = TrackProgression.create(level: 0, topic_id: topic.id)
+			student.progressions << progress
+		end
+	end
+
 end