Question Box

This Rails application provides much of the same functionality as Stack Overflow.

Models

• User
  • requires a name
  • requires an email, which must be unique
  • requires a password
  • has many comments
  • has many votes
• Question
  • requires a title
  • requires text
  • belongs to and requires a user
  • has many comments (polymorphic association)
  • has many votes (polymorphic association)
  • knows its total score (determined by votes)
  • has and belongs to many tags (tags being short phrases that show the topics of the question)
• Answer
  • belongs to and requires a question
  • belongs to and requires a user
  • requires text
  • can be chosen as the correct answer
    • but only one answer per question can be chosen
    • the author of the answer gets +100 points
  • has many comments (polymorphic association)
  • has many votes (polymorphic association)
  • knows its total score (determined by votes)
• Comment
  • belongs to and requires a user
  • belongs to and requires a "commentable" (polymorphic association)
  • requires text
• Vote
  • belongs to a user
  • belongs to a "voteable" (polymorphic association)
  • is positive or negative (+1 or -1)
  • when a positive vote is given to something a user created (question or answer), +10 points to that user
  • when a negative vote is given to something a user created (question or answer), -5 points to that user
  • when a user makes a negative vote, -1 points to that user (yes, it costs from your score to vote something down)
• Tag
  • has a name
  • has and belongs to many questions