AutoCommit Fre Jul 31 21:03:04 CEST 2015

app/controllers/beispiele_controller.rb

@@ -22,7 +22,7 @@ class BeispieleController < ApplicationController
     # @lva = params([:lva]) unless params([:lva]).nil?
     @beispiel = Beispiel.find(params[:id])
     respond_to do |format|
-      format.html { redirect_to lva_path(@beispiel.lva )}
+      format.html { redirect_to lva_path(@beispiel.lva , show_comments: params[:show_comments])}
       format.js
     end
   end

app/controllers/comments_controller.rb

@@ -0,0 +1,94 @@
+class CommentsController < ApplicationController
+  def index
+    @commentable=params[:commentable_type].constantize.find(params[:commentable_id]) unless params[:commentable_type].nil? or params[:commentable_id].nil?
+    @comments=@commentable.comments.order(:created_at).roots.page(params[:page]).per(2).reverse_order
+    respond_to do |format|
+      format.html # new.html.erb
+      format.json { render json: @comment }
+      format.js
+    end
+
+  end
+  def hide
+   @commentable=params[:commentable_type].constantize.find(params[:commentable_id]) unless params[:commentable_type].nil? or params[:commentable_id].nil?
+    respond_to do |format|
+      format.js
+    end
+  
+ end
+  def show
+    @comment = Comment.find(params[:id])
+
+
+    respond_to do |format|
+      format.html # show.html.erb
+      format.json { render json: @comment }
+    end
+  end
+  def new
+    @comment = Comment.new
+    @comment.commentable=params[:commentable_type].constantize.find(params[:commentable_id]) unless params[:commentable_type].nil? or params[:commentable_id].nil?
+    respond_to do |format|
+      format.html # new.html.erb
+      format.json { render json: @comment }
+      format.js
+    end
+  end
+
+  # GET /comments/1/edit
+  def edit
+    @comment = Comment.find(params[:id])
+  end
+
+  # POST /comments
+  # POST /comments.json
+  def create
+    params_new= params[:comment].select {|i| !["commentable_id", "commentable_type"].include?(i)}
+
+    c = params[:comment][:commentable_type].constantize.find(params[:comment][:commentable_id]) unless params[:comment][:commentable_type].nil? or params[:comment][:commentable_id].nil? 
+    
+    @comment = Comment.build_for(c, current_user,"", params_new)  
+    respond_to do |format|
+      if @comment
+        format.html { redirect_to @comment.commentable, notice: 'Comment was successfully created.', show_comments: true }
+        format.json { render json: @comment, status: :created, location: @comment }
+      else
+        format.html { render action: "new" }
+        format.json { render json: @comment.errors, status: :unprocessable_entity }
+      end
+    end
+  end
+
+  # PUT /comments/1
+  # PUT /comments/1.json
+  def update
+    
+    params[:comment].select! {|i| !["commentable_id", "commentable_type"].include?(i)}
+    @comment = Comment.find(params[:id])
+    @comment.commentable=params[:comment][:commentable_type].constantize.find(params[:comment][:commentable_id]) unless params[:comment][:commentable_type].nil? or params[:comment][:commentable_id].nil? 
+    respond_to do |format|
+      
+      if @comment.update_attributes(params[:comment])
+        format.html { redirect_to @comment.commentable, notice: 'Comment was successfully updated.' }
+        format.json { head :no_content }
+      else
+        format.html { render action: "edit" }
+        format.json { render json: @comment.errors, status: :unprocessable_entity }
+      end
+    end
+  end
+
+  # DELETE /comments/1
+  # DELETE /comments/1.json
+  def destroy
+    @comment = Comment.find(params[:id])
+    @commentable=@comment.commentable
+    @comment.destroy
+
+    respond_to do |format|
+      format.html { redirect_to @commentable, :action=>"show"}
+      format.json { head :no_content }
+    
+    end
+  end
+end

app/models/ability.rb

@@ -10,8 +10,8 @@ class Ability
       end
     end
     user ||=  User.new # guest user (not logged in)
-
-    
+    can :manage, Survey::Question 
+    can :manage, Comment
     #-----------------------------------------------------
     # Rechteverwaltung fuer Studien Modul
     can [:show, :index], Studium, :visible=>true

app/models/beispiel.rb

@@ -17,6 +17,7 @@ class Beispiel < ActiveRecord::Base
   acts_as_votable
   acts_as_flagable
   belongs_to :lva
+
   belongs_to :lecturer
   FLAG_ICONS = {"badquality"=>"fa fa-flag","goodquality"=>"fa fa-flag", "delete"=>"fa fa-trash"}
   scope :not_flag_badquality, ->{where("flag_badquality IS NULL OR flag_badquality=?",false)}
@@ -25,6 +26,9 @@ class Beispiel < ActiveRecord::Base
  scope :flag_delete, ->{where("flag_delete=?",true)}
   
  mount_uploader :beispieldatei, AttachmentUploader
+
+  include IsCommentable
+
   validates :beispieldatei, :presence => true
   validates :name, :presence => true
   validates :lva_id, :presence => true

app/models/comment.rb

@@ -0,0 +1,51 @@
+class Comment < ActiveRecord::Base
+  attr_accessible :text,:anonym, :intern, :hidden
+  # commentable depth, official, intern, anonym
+  acts_as_votable
+  acts_as_nested_set  :scope => [:commentable_id, :commentable_type]
+  belongs_to :commentable, :polymorphic=> true
+  belongs_to :user
+  validate :text, :presence=>true
+  validate :user, :presence=>true
+  validate :commentable, :presence=>true
+  include IsCommentable
+
+  def self.build_for(set_commentable, user, text,attr={})
+    c = new
+    raise "Tried to build comment for non commentable" unless set_commentable.try(:is_commentable?)
+      c.user=user
+      c.text=text
+      c.assign_attributes(attr)
+    
+    unless set_commentable.class.to_s == "Comment"
+      c.commentable=set_commentable
+      c.save    
+    else
+      
+      c.commentable=set_commentable.commentable
+      c.save
+      c.move_to_child_of(set_commentable)
+    end
+    c
+  end
+  def thumb_url
+    t_url= user.fetprofile.picture.thumb.url unless user.nil? or user.fetprofile.nil?
+    t_url
+  end
+  def self.wrapid_for(c)
+    "comments_" + c.class.to_s.gsub(":","_") + "_" + c.id.to_s
+  end
+
+  def self.switchshowid_for(c)
+    "show_comments_" + c.class.to_s.gsub(":","_") + "_" + c.id.to_s
+  end
+  def divid
+    "comment_" + id.to_s
+  end
+  def formid
+"comment_form_" + commentable_type.gsub(":","_") + "_" + commentable_id.to_s 
+  end
+  def self.formid_for(c)
+    "comment_form_" + c.class.to_s.gsub(":","_") + "_" + c.id.to_s 
+    end
+end

app/models/survey/question.rb

@@ -3,6 +3,8 @@ class Survey::Question < ActiveRecord::Base
   belongs_to :parent, polymorphic: true
   has_many :choices
   has_many :answers, through: :choices
+  include IsCommentable
+
   def add_yesno_choices
     c=Survey::Choice.new(title: "Ja")
     c.save

app/views/beispiele/_beispiel.html.erb

@@ -38,4 +38,20 @@
     </div>
   </div>
   <% end %>
+
+  <%= link_to "comment" , new_comment_path( commentable_type: "Beispiel", commentable_id: beispiel.id), remote:true if can? :comment, beispiel %>  
+  <%= link_to "comments:.."+beispiel.comments.count().to_s, comments_path(commentable_type: "Beispiel", commentable_id: beispiel.id), remote:true, id: Comment.switchshowid_for(beispiel) %>
+  <div id="<%= Comment.formid_for(beispiel) %>">
+  </div>
+  <% unless beispiel.comments.roots.empty? %>
+  <div class="row-fluid">
+    <div class="span12">
+      <div id="<%= Comment.wrapid_for(beispiel)%>">
+	<%= render partial:"comments/comments", object: beispiel.comments.order(:created_at).roots.reverse_order if params[:show_comments] %>
+      </div>
+    </div>
+  </div>
+  <% end %>
+
+
 </div>

app/views/comments/_comment.html.erb

@@ -0,0 +1,19 @@
+<div id="<%= comment.divid %>">
+  <a class="pull-left media-object" href="#"><%= image_tag comment.thumb_url %></a>
+  <div class="media-body"> 
+
+ <b><%= (!comment.anonym) ? comment.user.try(:email) : "Anonym" %></b> (<%= I18n.l(comment.created_at) %>) <%= link_to ffi1_icon("remove9"), comment, method: :delete, data: { confirm: 'Are you sure?' } %>: 
+<p><%= comment.text %>
+<% if can?(:comment, comment.commentable) %>
+<br><%= link_to "comment" , new_comment_path( commentable_type: "Comment", commentable_id: comment.id), remote:true  %>  
+<% end %>
+</p>
+  <div id="<%= Comment.formid_for(comment) %>">
+  </div>
+
+  <%= render partial:"comments/comments", object: comment.children.order(:created_at).reverse_order  if comment.children.size >0 %>
+
+
+</div>
+  
+</div>

app/views/comments/_comments.html.erb

@@ -0,0 +1,12 @@
+<% unless comments.empty? %>
+<div class="contentbox" style="border-right:none;border-bottom:none; border-top:none">
+<ul class="unstyled media-list">
+<% comments.each do |c| %>
+<li class="media"><%= render c %></li>
+<% end %>
+</ul>
+</div>
+<% if comments.first.root? %>
+<%= paginate comments, :remote=>true , :theme=>'twitter-bootstrap'%>
+<% end %>
+<% end %>

app/views/comments/_form.html.erb

@@ -0,0 +1,14 @@
+<div id="<%= form.formid %>">
+  <%= semantic_form_for form , remote:true, html: {class: "form-inline"} do |f| %>
+  <%= f.inputs do %>
+ <%= f.input :commentable_id, as: :hidden %>
+ <%= f.input :commentable_type, as: :hidden %>
+ <%= f.input :text, as: :string %>
+ <%= f.input :anonym %>
+  <% end %>
+
+  <%= f.actions do %>
+    <%= f.action :submit, :as => :input %>
+  <% end %>
+<% end %>
+</div>

app/views/comments/edit.html.erb

@@ -0,0 +1,6 @@
+<h1>Editing comment</h1>
+
+<%= render 'form', object: @comment %>
+
+<%= link_to 'Show', @comment %> |
+<%= link_to 'Back', comments_path %>

app/views/comments/hide.js.erb

@@ -0,0 +1,3 @@
+$("#<%= Comment.wrapid_for(@commentable) %>").html("<%= escape_javascript  "" %>")
+
+$("#<%= Comment.switchshowid_for(@commentable) %>").attr("href","<%= escape_javascript  comments_path(commentable_type: @commentable.class.to_s, commentable_id: @commentable.id)  %>")

app/views/comments/index.html.erb

@@ -0,0 +1,22 @@
+<h1>Listing comments</h1>
+<%= render partial:"comments/comments", object: @comments %>
+
+<table>
+  <tr>
+    <th></th>
+    <th></th>
+    <th></th>
+  </tr>
+
+<% @comments.each do |comment| %>
+  <tr>
+    <td><%= link_to 'Show', comment %></td>
+    <td><%= link_to 'Edit', edit_comment_path(comment) %></td>
+    <td><%= link_to 'Destroy', comment, method: :delete, data: { confirm: 'Are you sure?' } %></td>
+  </tr>
+<% end %>
+</table>
+
+<br />
+
+<%= link_to 'New Comment', new_comment_path %>

app/views/comments/index.js.erb

@@ -0,0 +1,2 @@
+$("#<%= Comment.wrapid_for(@commentable) %>").html("<%= escape_javascript  render partial:"comments/comments", object: @comments %>")
+$("#<%= Comment.switchshowid_for(@commentable) %>").attr("href","<%= escape_javascript   hide_comments_path(commentable_type: @commentable.class.to_s, commentable_id: @commentable.id)   %>")

app/views/comments/new.html.erb

@@ -0,0 +1,5 @@
+<h1>New comment</h1>
+
+<%= render partial: 'form', object: @comment %>
+
+<%= link_to 'Back', comments_path %>

app/views/comments/new.js.erb

@@ -0,0 +1 @@
+$("#<%= @comment.formid %>").replaceWith("<%= escape_javascript render partial: "form", object: @comment %>")

app/views/comments/show.html.erb

@@ -0,0 +1,6 @@
+<p id="notice"><%= notice %></p>
+
+<%= render @comment %>
+
+<%= link_to 'Edit', edit_comment_path(@comment) %> |
+<%= link_to 'Back', comments_path %>

app/views/survey/choices/_choice.html.erb

@@ -1,3 +1,4 @@
+<div id="choice_<%= choice.id %>"
 <%
 if current_user.nil?
 	t=choice.text
@@ -12,3 +13,4 @@ end
 
 <%= t %>   <%= link_to fa_icon("pencil"), edit_survey_choice_path(choice) , class: "btn btn-link navbar-btn" 
 %>
+</div>

app/views/survey/choices/_choice_form.html.erb

@@ -0,0 +1 @@
+<div id="choice_<%= choice_form.id %>"

app/views/survey/questions/_question.html.erb

@@ -15,3 +15,5 @@
 
 	</div>
 <% end %>
+
+ 

app/views/survey/questions/show.html.erb

@@ -6,6 +6,20 @@
 
 <%= render @survey_question %>
 
+<%= link_to "comment" , new_comment_path( commentable_type: "Survey::Question", commentable_id:  @survey_question.id), remote:true if can? :comment,  @survey_question %>  
+<%= link_to "comments:.."+ @survey_question.comments.count().to_s, comments_path(commentable_type: "Survey::Question", commentable_id:  @survey_question.id), remote:true, id: Comment.switchshowid_for( @survey_question) %>
+<div id="<%= Comment.formid_for( @survey_question) %>">
+</div>
+<% unless  @survey_question.comments.roots.empty? %>
+  <div class="row-fluid">
+    <div class="span12">
+      <div id="<%= Comment.wrapid_for( @survey_question)%>">
+				<%= render partial:"comments/comments", object:  @survey_question.comments.order(:created_at).roots.reverse_order if params[:show_comments] %>
+      </div>
+    </div>
+  </div>
+<% end %>
+
 
 <%= link_to 'Edit', edit_survey_question_path(@survey_question) %> |
 <%= link_to 'Back', survey_questions_path %>

config/application.rb

@@ -2,7 +2,7 @@ require File.expand_path('../boot', __FILE__)
 
 require 'rails/all'
 require File.expand_path('lib/like_voteable.rb')
-
+require File.expand_path('lib/is_commentable.rb')
 
 if defined?(Bundler)
   # If you precompile assets before deploying to production, use this line

config/routes.rb

@@ -1,23 +1,16 @@
-
  Fetsite::Application.routes.draw do
-  namespace :survey do
-    resources :answers
-  end
+   resources :comments
 
-
-  namespace :survey do
-    resources :choices
-  end
-
-
-  namespace :survey do
-    resources :questions do
-      member do
-        get :answer
+   namespace :survey do
+     resources :questions do
+       member do
+         get :answer
         put :answer
-      end
-    end
-  end
+       end
+     end
+     resources :choices
+     resources :answers 
+   end
    
   themes_for_rails
   devise_for :users, :controllers => { :omniauth_callbacks => "users/omniauth_callbacks" }
@@ -168,7 +161,11 @@
           end
        end
       end
-      
+      resources :comments do
+        collection do
+          get 'hide'
+        end
+      end
       resources :home, :only=>[:index] do
         get :search, :on => :collection
         collection do

db/migrate/20140723172934_create_comments.rb

@@ -0,0 +1,19 @@
+class CreateComments < ActiveRecord::Migration
+  def change
+    create_table :comments do |t|
+      t.integer :user_id
+      t.integer :commentable_id
+      t.string :commentable_type
+      t.text :text
+      t.integer :parent_id
+      t.integer :lft
+      t.integer :rgt
+      t.integer :depth
+      t.boolean :hidden
+      t.boolean :official
+      t.boolean :intern
+      t.boolean :anonym
+      t.timestamps
+    end
+  end
+end

db/migrate/20150731183356_add_icon_to_choice.rb

@@ -0,0 +1,5 @@
+class AddIconToChoice < ActiveRecord::Migration
+  def change
+    add_column :survey_choices, :icon, :string
+  end
+end

lib/is_commentable.rb

@@ -0,0 +1,20 @@
+module IsCommentable
+  def self.included(base)
+    base.class_eval do
+      include InstanceMethods
+      has_many :comments, as: :commentable, dependent: :destroy
+#      extend ClassMethods
+
+    end
+    
+  end
+  module InstanceMethods  
+    def is_commentable?
+      true
+    end
+    def comment(user, text, attr={})
+      comments << Comment.build_for(self, user, text, attr)
+    end
+  end
+
+end