reworked the associations between student, gradation, assignment, and…

… courses

app/models/enrollment.rb

@@ -2,8 +2,8 @@ class Enrollment < ActiveRecord::Base
 	belongs_to :student
 	belongs_to :course
 
-	validates_existence_of	:course
 	validates_existence_of	:student
+	validates_existence_of	:course
 
 	validates_uniqueness_of :student_id, :scope =>  :course_id
 

app/models/gradation.rb

@@ -1,12 +1,13 @@
 class Gradation < ActiveRecord::Base
-	belongs_to :assignment
 	belongs_to :student
+	belongs_to :assignment
 
+	validates_existence_of :student
 	validates_existence_of :assignment
-#	validates_uniqueness_of :assignment_id, :scope => [:student_id]
 
-	validates_existence_of :student
+
 #	validates_uniqueness_of :student_id, :scope => [:assignment_id]
+#	validates_uniqueness_of :assignment_id, :scope => [:student_id]
 
 	validates_numericality_of	:points_earned, :allow_nil => :true, :greater_than_or_equal_to => 0.0
 

app/models/student.rb

@@ -1,6 +1,12 @@
 class Student < User
-	has_many	:enrollments
-	has_many	:courses, :through => :enrollments
+	has_many		:enrollments
+	has_many		:gradations
+#	has_many		:comments
+	has_many		:courses, 		:through	=> :enrollments
+	has_many		:assignments,	:through	=> :gradations
+
+
+
 
 	validates_length_of	:homeroom, :maximum => 20
 

app/models/user.rb

@@ -1,8 +1,9 @@
 class User < ActiveRecord::Base
 	belongs_to	:site
-	has_many		:courses, :through => :enrollment
-	has_many		:gradations
+#	has_many		:gradations
 	has_many		:comments
+#	has_many		:courses, 		:through	=> :enrollment
+#	has_many		:assignments,	:through	=> :gradations
 
 	validates_length_of			:first_name, :in => 1..20
 	validates_length_of			:last_name, :in => 1..20

app/views/reports/show.html.erb

@@ -24,5 +24,7 @@
 	<%= @report.get_params() %>
 </div>
 
+<% student = Student.find("76558238", :include => [:courses, :gradations]) %>
+
+<%= debug student %>
 
-<%= debug @cached_reports %>

lib/report_card.rb

@@ -1,14 +1,49 @@
 class ReportCard
+	# This report will print a standard report card on LEGAL sized paper.  It can
+	# print a single student or an array of students (i.e. a whole class) and will
+	# separate each report into even number of pages so that duplex printing will
+	# be possible.
+
 	def self.get_params()
 		# Build the parameter screen
-		params = <<-EOS
+
+		# Allow the user to select a single student or multiple students.
+		students	= Student.find(:all)
+		homerooms	= Student.find_homerooms()
+
+params = <<-EOS
 
 	<form action="/reports/report_card.pdf" method="get">
-		<label><span class='required'>Student ID</span>
-			<input class="input-text" id="student_id" name="student_id" size="30" type="text" value="343839479" />
-		</label>
-	
+		<label><span>Homeroom</span>
+		<select size='1' id="homeroom_id" name="homeroom_id">
+EOS
+
+		# List each homeroom
+		homerooms.each do |h|
+			params += "<option value='#{h}'>#{h}</option>"
+		end
 
+params += <<-EOS
+		</select>
+		</label>
+
+		<label><span>&nbsp;</span>
+		 OR
+		</label>
+
+		<label><span>Student(s)</span>
+		<select multiple size="7" id="student_id" name="student_id">
+EOS
+
+		# List all of the students in the school
+		students.each do |s|
+			params += "<option value='#{s[:id]}'>#{s[:first_name]}</option>"
+		end
+
+params += <<-EOS
+		</select>
+		</label>
+
 		<div class="spacer">
 			<input class="positive" name="commit" type="submit" value="Run Report" />
 		</div>
@@ -18,6 +53,14 @@ def self.get_params()
 	end
 
 	def self.draw(params)
+
+	# Gather the required data from the database
+		# the user info
+		student = Student.find(params[:student_id], :include => :courses)
+
+		# the courses they are enrolled in
+		# the assignments they were responsible for
+		# the grades for those assignments
 
 	# Create a new document
   pdf = Prawn::Document.new :page_size => "LEGAL", :skip_page_creation => false
@@ -89,7 +132,7 @@ def self.draw(params)
 
 	# Print the grades for each class
 	course_counter = 0
-	courses = params[:courses].count
+	courses = 6
 	courses.times do
 		# We have limited space on the page so we can only print 3 sets of 
 		# grades on each page.  
@@ -104,7 +147,8 @@ def self.draw(params)
 	mask(:y) {
 		# Print a class on the left side of the paper...
 		span(bounds.width/2, :position => :left) do
-			headers = ["#{params[:courses][course_counter][:name]}\n#{params[:courses][course_counter][:teacher_id]}", "1", "2", "3", "AVG"]
+#			headers = ["#{params[:courses][course_counter][:name]}\n#{params[:courses][course_counter][:teacher_id]}", "1", "2", "3", "AVG"]
+			headers = ["SPELLING/VOCABULARY\nMrs. S. Vowels", "1", "2", "3", "AVG"]
 			data = [
 				["\t\tApplication","A","B"," ","B"],
 				["\t\tTest/quizes","B","B"," ","B"],
@@ -158,7 +202,7 @@ def self.draw(params)
 
 	start_new_page
 	cell [0,bounds.height-50], :width => bounds.width,
-		:text => params[:course].to_s
+		:text => 'YOMAMA'
 
 end # instance_eval
 

lib/student_roster.rb

@@ -25,7 +25,7 @@ def self.get_params()
 		</label>
 			
 		<div class="spacer">
-			<input class="positive" name="commit" type="submit" value="Build Roster" />
+			<input class="positive" type="submit" value="Run Report" />
 		</div>
 	</form>
 EOS
@@ -42,7 +42,7 @@ def self.draw(params)
 	end	
 
 	# Create a new document
-  pdf = Prawn::Document.new (:skip_page_creation => true)
+  pdf = Prawn::Document.new (:skip_page_creation => true, :page => "LETTER")
 
 	# Make it so we don't have to use pdf. everywhere.  :)
 	pdf.instance_eval do