Updating post story forms to include media item elements.

app/models/audio.rb

@@ -6,7 +6,12 @@ class Audio < ActiveRecord::Base
   belongs_to :user
   belongs_to :audioable, :polymorphic => true
 
-  validates_presence_of :url
   validates_format_of :url, :with => /\Ahttp(s?):\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?\.mp3/i, :message => "should look like a URL ending in .mp3"
 
+  after_validation :set_user
+
+  def set_user
+    self.user = current_user unless self.user.present?
+  end
+
 end

app/models/content.rb

@@ -4,6 +4,7 @@ class Content < ActiveRecord::Base
   acts_as_taggable_on :tags, :sections
   acts_as_featured_item
   acts_as_moderatable
+  acts_as_media_item
 
   belongs_to :user
   belongs_to :article

app/models/image.rb

@@ -16,14 +16,19 @@ class Image < ActiveRecord::Base
   }
 
   before_validation :download_image, :if => :remote_image_url?
-  validates_presence_of :remote_image_url, :allow_blank => true, :message => 'invalid image or url.'
+  validates_presence_of :remote_image_url, :allow_blank => true, :message => 'invalid image or url.', :if => :remote_image_url?
+  validates_presence_of :image, :image_file_name, :image_content_type, :image_file_size
 
-  def url options = {}
-    self.image.url options
-  end
+  after_validation :set_user
+
+  delegate :url, :to => :image
 
   private
 
+  def set_user
+    self.user = current_user unless self.user.present?
+  end
+
   def download_image
     self.image = open(URI.parse(remote_image_url))
   end

app/models/video.rb

@@ -5,14 +5,13 @@ class Video < ActiveRecord::Base
 
   belongs_to :user
   belongs_to :videoable, :polymorphic => true
-  validates_presence_of :remote_video_url, :unless => :embed_code?
-  validates_presence_of :embed_code?, :unless => :remote_video_url?
 
   validates_format_of :remote_video_url, :with => /\Ahttp(s?):\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?/i, :message => "should look like a URL", :allow_blank => true
-  validates_format_of :remote_video_url, :with => /(youtube|vimeo).com/i, :message => "should be a youtube or video url", :allow_blank => true
+  validates_format_of :remote_video_url, :with => /(youtube|vimeo).com/i, :message => "should be a youtube or vimeo url", :allow_blank => true
   validates_format_of :embed_code, :with => /<embed[^>]+src="http(s?):\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?"/i, :message => "should look like a URL", :allow_blank => true
 
   after_validation :process_video
+  after_validation :set_user
 
   def url_video?
     remote_video_url?
@@ -31,8 +30,6 @@ def video_src
     end
   end
 
-  #private
-
   def process_video
     if embed_code?
     	if embed_code =~ /<embed[^>]+?src="([^"]+)"/i
@@ -71,4 +68,8 @@ def parse_youtube_url url
   def parse_vimeo_url url
   end
 
+  def set_user
+    self.user = current_user unless self.user.present?
+  end
+
 end

app/views/shared/forms/_media_items.fbml.haml

@@ -0,0 +1,23 @@
+%h2 Upload or link to an image:
+- @story.images.build if @story.images.empty?
+- form.semantic_fields_for :images do |image_form|
+  = image_form.file_field :image
+  = image_form.input :remote_image_url, :required => false
+  %br
+  %br
+%h2 Embed or link to a video (youtube only):
+- @story.videos.build if @story.videos.empty?
+- form.semantic_fields_for :videos do |video_form|
+  = video_form.input :embed_code, :required => false
+  = video_form.input :remote_video_url, :required => false
+  %br
+  %br
+%h2 Link to an audio file (.mp3 only):
+- @story.audios.build if @story.audios.empty?
+- form.semantic_fields_for :audios do |audio_form|
+  = audio_form.input :url, :required => false
+  = audio_form.input :title, :required => false
+  = audio_form.input :album, :required => false
+  = audio_form.input :artist, :required => false
+  %br
+  %br

app/views/shared/forms/_media_items.html.haml

@@ -0,0 +1,23 @@
+%h2 Upload or link to an image:
+- @story.images.build if @story.images.empty?
+- form.semantic_fields_for :images do |image_form|
+  = image_form.file_field :image
+  = image_form.input :remote_image_url, :required => false
+  %br
+  %br
+%h2 Embed or link to a video (youtube only):
+- @story.videos.build if @story.videos.empty?
+- form.semantic_fields_for :videos do |video_form|
+  = video_form.input :embed_code, :required => false
+  = video_form.input :remote_video_url, :required => false
+  %br
+  %br
+%h2 Link to an audio file (.mp3 only):
+- @story.audios.build if @story.audios.empty?
+- form.semantic_fields_for :audios do |audio_form|
+  = audio_form.input :url, :required => false
+  = audio_form.input :title, :required => false
+  = audio_form.input :album, :required => false
+  = audio_form.input :artist, :required => false
+  %br
+  %br

app/views/stories/_story_form.fbml.haml

@@ -4,3 +4,4 @@
   = form.input :image_url
   = form.input :tags_string, :required => false
   = form.input :caption
+= render :partial => 'shared/forms/media_items', :locals => { :form => form }

app/views/stories/_story_form.html.haml

@@ -5,3 +5,4 @@
   = form.input :tags_string, :required => false
   %ul#image_selector.jcarousel-skin-tango{:style => "left: 0px;"}
   = form.input :caption
+= render :partial => 'shared/forms/media_items', :locals => { :form => form }

app/views/stories/new.fbml.haml

@@ -5,7 +5,7 @@
     .panel_block
       .storyBlockWrap
         %h3= link_to 'Post an Article', new_article_path
-        - semantic_form_for @story, :url => stories_path do |form|
+        - semantic_form_for @story, :url => stories_path, :html => { :multipart => true } do |form|
           = render :partial => 'story_form', :locals => { :form => form }
           - form.buttons do
             -# TODO:: switch this to locale

app/views/stories/new.html.haml

@@ -5,7 +5,7 @@
     .panel_block
       .storyBlockWrap
         %h3= link_to 'Post an Article', new_article_path
-        - semantic_form_for @story, :url => stories_path do |form|
+        - semantic_form_for @story, :url => stories_path, :html => { :multipart => true } do |form|
           = render :partial => 'story_form', :locals => { :form => form }
           - form.buttons do
             -# TODO:: switch this to locale

app/views/stories/show.fbml.haml

@@ -23,6 +23,8 @@
     - if @story.moderatable?
       = render :partial => 'shared/flag_form', :locals => { :flaggable => @story }
 
+  - if @story.media_item?
+    = render_media_items @story
   = render :partial => 'shared/comments', :locals => { :comments => @story.comments }
   = render :partial => 'shared/comment_form', :locals => { :commentable => @story }
 

app/views/stories/show.html.haml

@@ -23,6 +23,8 @@
     - if @story.moderatable?
       = render :partial => 'shared/flag_form', :locals => { :flaggable => @story }
 
+  - if @story.media_item?
+    = render_media_items @story
   = render :partial => 'shared/comments', :locals => { :comments => @story.comments }
   = render :partial => 'shared/comment_form', :locals => { :commentable => @story }
 

lib/acts_as_media_item.rb

@@ -10,9 +10,16 @@ def self.included(base)
 
       module ClassMethods
         def acts_as_media_item
-          has_many :images, :as => :imageable
-          has_many :videos, :as => :videoable
-          has_many :audios, :as => :audioable
+          has_many :images, :as => :imageable, :dependent => :nullify
+          has_many :videos, :as => :videoable, :dependent => :destroy
+          has_many :audios, :as => :audioable, :dependent => :destroy
+
+          accepts_nested_attributes_for :images,
+            :reject_if => proc { |attrs| attrs.all? { |k,v| v.blank? } }
+          accepts_nested_attributes_for :videos,
+            :reject_if => proc { |attrs| attrs.all? { |k,v| v.blank? } }
+          accepts_nested_attributes_for :audios,
+            :reject_if => proc { |attrs| attrs.all? { |k,v| v.blank? } }
 
           include Newscloud::Acts::MediaItem::InstanceMethods
         end