Class: BlogPost

Inherits:
ActiveRecord::Base
  • Object
show all
Includes:
Entity, Lockable, Postable
Defined in:
app/models/blog_post.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#for_preview ⇒ Object

Returns the value of attribute for_preview.



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# File 'app/models/blog_post.rb', line 11

def for_preview
  @for_preview
end

Class Method Details

.all_columns ⇒ Object 



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# File 'app/models/blog_post.rb', line 147

def all_columns
  select "blog_posts.*"
end

.archives(preview = false) ⇒ Object 



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# File 'app/models/blog_post.rb', line 189

def archives(preview = false)
  context = BlogPost
  context = posted unless preview
  context.reverse_chronological.select([:url_title, :title, :posted_at]).all
end

.create_post(current_user, params) ⇒ Object 



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# File 'app/models/blog_post.rb', line 112

def create_post(current_user, params)
  url_title = url_titlize params[:title]
  create :title => params[:title], :url_title => url_title, :content => params[:content], :author => current_user.name, :locked => true
end

.current ⇒ Object 



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# File 'app/models/blog_post.rb', line 151

def current
  post = posted.reverse_chronological.first
  post = new :title => "No Posts Yet", :content => "There are no blog posts yet." unless post
  post
end

.feed ⇒ Object 



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# File 'app/models/blog_post.rb', line 195

def feed
  posted.reverse_chronological.take 10
end

.first_post ⇒ Object 



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# File 'app/models/blog_post.rb', line 143

def first_post
  posted.chronological.first || new(:title => "No Posts Yet", :content => "There are no blog posts yet.")
end

.from_url_title(url_title) ⇒ Object

Raises:

  • (ActiveRecord::RecordNotFound) 


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# File 'app/models/blog_post.rb', line 176

def from_url_title(url_title)
  post = posted.where(:url_title => url_title).first
  raise ActiveRecord::RecordNotFound.new("No records found!") unless post
  post
end

.newest_post ⇒ Object 



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# File 'app/models/blog_post.rb', line 139

def newest_post
  posted.reverse_chronological.first || new(:title => "No Posts Yet", :content => "There are no blog posts yet.")
end

.newest_preview_post ⇒ Object 



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# File 'app/models/blog_post.rb', line 135

def newest_preview_post
  reverse_chronological.first || new(:title => "No Posts Yet", :content => "There are no blog posts yet.")
end

.next_post(post) ⇒ Object 



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# File 'app/models/blog_post.rb', line 170

def next_post(post)
  context = BlogPost
  context = posted unless post.for_preview
  context.where("blog_posts.posted_at > ?", post.posted_at).chronological.first
end

.preview_current ⇒ Object 



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# File 'app/models/blog_post.rb', line 157

def preview_current
  post = reverse_chronological.first
  post = new :title => "No Posts Yet", :content => "There are no blog posts yet." unless post
  post.for_preview = true
  post
end

.preview_from_url_title(url_title) ⇒ Object

Raises:

  • (ActiveRecord::RecordNotFound) 


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# File 'app/models/blog_post.rb', line 182

def preview_from_url_title(url_title)
  post = where(:url_title => url_title).first
  raise ActiveRecord::RecordNotFound.new("No records found!") unless post
  post.for_preview = true
  post
end

.previous_post(post) ⇒ Object 



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# File 'app/models/blog_post.rb', line 164

def previous_post(post)
  context = BlogPost
  context = posted unless post.for_preview
  context.where("blog_posts.posted_at < ?", post.posted_at).reverse_chronological.first
end

.search(query) ⇒ Object 



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# File 'app/models/blog_post.rb', line 108

def search(query)
  reverse_chronological.where "LOWER(title) LIKE :query OR LOWER(url_title) LIKE :query OR LOWER(content) LIKE :query OR LOWER(author) LIKE :query", :query => "%#{query.downcase}%"
end

.sitemap ⇒ Object 



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# File 'app/models/blog_post.rb', line 199

def sitemap
  posted.reverse_chronological.all
end

.update_post(params) ⇒ Object 



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# File 'app/models/blog_post.rb', line 117

def update_post(params)
  post = find params[:id].to_i
  post.ensure_unlocked!
  original_url_title = post.url_title
  post.title = params[:title]
  post.url_title = url_titlize params[:title]
  post.author = params[:author]
  post.content = params[:content]
  post.locked = true
  post.post_from params
  post.save!
  post
end

.url_titlize(title) ⇒ Object 



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# File 'app/models/blog_post.rb', line 131

def url_titlize(title)
  title.downcase.gsub(" ", "-").gsub(/[^-_a-z0-9]/, "")
end

Instance Method Details

#edit_url ⇒ Object 



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# File 'app/models/blog_post.rb', line 28

def edit_url
  "/admin/blog/#{id}/edit"
end

#first_post ⇒ Object 



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# File 'app/models/blog_post.rb', line 32

def first_post
  return @first_post if @first_post_retrieved
  @first_post_retrieved = true
  @first_post ||= BlogPost.first_post
end

#first_url_title ⇒ Object 



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# File 'app/models/blog_post.rb', line 38

def first_url_title
  first_post.url_title if first_post
end

#newest? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/blog_post.rb', line 66

def newest?
  id == newest_id
end

#newest_id ⇒ Object 



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# File 'app/models/blog_post.rb', line 54

def newest_id
  newest_post.id if newest_post
end

#newest_post ⇒ Object 



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# File 'app/models/blog_post.rb', line 42

def newest_post
  return @newest_post if @newest_post_retrieved
  @newest_post_retrieved = true
  @newest_post ||= BlogPost.newest_post
end

#newest_preview? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/blog_post.rb', line 70

def newest_preview?
  id == newest_preview_id
end

#newest_preview_id ⇒ Object 



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# File 'app/models/blog_post.rb', line 58

def newest_preview_id
  newest_preview_post.id if newest_preview_post
end

#newest_preview_post ⇒ Object 



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# File 'app/models/blog_post.rb', line 48

def newest_preview_post
  return @newest_preview_post if @newest_preview_post_retrieved
  @newest_preview_post_retrieved = true
  @newest_preview_post ||= BlogPost.newest_preview_post
end

#next_post ⇒ Object 



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# File 'app/models/blog_post.rb', line 86

def next_post
  return @next_post if @next_post_retrieved

  if posted_at
    @next_post_retrieved = true
    @next_post ||= BlogPost.next_post(self)
  end
end

#next_url_title ⇒ Object 



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# File 'app/models/blog_post.rb', line 99

def next_url_title
  next_post.url_title if next_post
end

#oldest? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/blog_post.rb', line 62

def oldest?
  url_title == first_url_title
end

#prev_url_title ⇒ Object 



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# File 'app/models/blog_post.rb', line 95

def prev_url_title
  previous_post.url_title if previous_post
end

#preview_url ⇒ Object 



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# File 'app/models/blog_post.rb', line 24

def preview_url
  "/admin/blog/#{url_title}/preview"
end

#previous_post ⇒ Object 



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# File 'app/models/blog_post.rb', line 74

def previous_post
  return @previous_post if @previous_post_retrieved

  if posted_at
    @previous_post_retrieved = true
    @previous_post ||= BlogPost.previous_post(self)
  elsif for_preview
    @previous_post_retrieved = true
    @previous_post ||= BlogPost.preview_current
  end
end

#real? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/blog_post.rb', line 103

def real?
  url_title
end

#to_backup_entries ⇒ Object 



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# File 'app/models/blog_post.rb', line 14

def to_backup_entries
  post = Backup::Entry.new id, url_title, "markdown", content
  meta = Backup::Entry.new id, "#{url_title}.meta", "json", to_json(:except => :content)
  [post, meta]
end

#url ⇒ Object 



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# File 'app/models/blog_post.rb', line 20

def url
  "/blog/#{url_title}"
end