Class: Admin::ArticlesController

Inherits:
ApplicationController
  • Object
show all
Defined in:
app/controllers/lines/admin/articles_controller.rb

Instance Method Summary collapse

Instance Method Details

#create ⇒ Object

POST /admin/articles



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# File 'app/controllers/lines/admin/articles_controller.rb', line 53

def create
  @article = Article.new(article_params)

  respond_to do |format|
    if @article.save
      format.html { redirect_to admin_article_path(@article), notice: 'Article was successfully created.' }
    else
      format.html { render action: "new" }
    end
  end
end

#destroy ⇒ Object

DELETE /admin/articles/1



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# File 'app/controllers/lines/admin/articles_controller.rb', line 92

def destroy
  @article = Article.find(params[:id])
  @article.destroy

  respond_to do |format|
    format.html { redirect_to admin_articles_url }
  end
end

#edit ⇒ Object

GET /admin/articles/1/edit



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# File 'app/controllers/lines/admin/articles_controller.rb', line 48

def edit
  @article = Article.find(params[:id])
end

#index ⇒ Object

Lists all articles. Provides @articles_unpublished and @articles_published to distinguish between published and unpublished articles



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# File 'app/controllers/lines/admin/articles_controller.rb', line 19

def index
  @articles = Article.order('published ASC, featured DESC, published_at DESC').page(params[:page]).per(25)
  @articles_unpublished = @articles.select{|a| a.published == false}
  @articles_published = @articles.select{|a| a.published == true}
  respond_to do |format|
    format.html # index.html.erb
  end
end

#new ⇒ Object

GET /admin/articles/new



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# File 'app/controllers/lines/admin/articles_controller.rb', line 39

def new
  @article = Lines::Article.new

  respond_to do |format|
    format.html # new.html.erb
  end
end

#process_base64_upload ⇒ Object

Handles base64 encoded file uploads



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# File 'app/controllers/lines/admin/articles_controller.rb', line 122

def process_base64_upload
  @uploaded_file = nil
  #check if file is given
  if params[:article][:hero_image_file] != ""

    picture_filename = "hero_image"
    picture_original_filename = "hero_image"
    picture_content_type = splitBase64(params[:article][:hero_image_file])[:type]
    picture_data = splitBase64(params[:article][:hero_image_file])[:data]

    #create a new tempfile named fileupload
    tempfile = Tempfile.new("fileupload")
    tempfile.binmode

    #get the file and decode it with base64 then write it to the tempfile
    tempfile.write(Base64.decode64(picture_data))

    #create a new uploaded file
    @uploaded_file = ActionDispatch::Http::UploadedFile.new(
      tempfile: tempfile, 
      filename: picture_filename,
      original_filename: picture_original_filename
    )
    @uploaded_file.content_type = picture_content_type
  end
end

#show ⇒ Object

GET /admin/articles/1



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# File 'app/controllers/lines/admin/articles_controller.rb', line 29

def show
  @article = Article.find(params[:id])
  @first_page = true

  respond_to do |format|
    format.html {render :show, layout: 'lines/preview'}
  end
end

#splitBase64(uri) ⇒ Object 



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# File 'app/controllers/lines/admin/articles_controller.rb', line 149

def splitBase64(uri)
  if uri.match(%r{^data:(.*?);(.*?),(.*)$})
    return {
      type:      $1, # "image/png"
      encoder:   $2, # "base64"
      data:      $3, # data string
      extension: $1.split('/')[1] # "png"
      }
  end
end

#toggle_feature ⇒ Object

Toggles featured state of an article



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# File 'app/controllers/lines/admin/articles_controller.rb', line 109

def toggle_feature
  @article = Article.find(params[:article_id])
  old_featured = Article.where(featured: true)
  if old_featured.size > 0
    old_featured.each do |article|
      article.update_attributes(featured: false)
    end
  end
  @article.update_attributes(featured: !@article.featured)
  redirect_to admin_articles_url, notice: 'Article updated!'
end

#toggle_publish ⇒ Object

Toggles published state of an article



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# File 'app/controllers/lines/admin/articles_controller.rb', line 102

def toggle_publish
  @article = Article.find(params[:article_id])
  @article.update_attributes(published: !@article.published)
  redirect_to admin_articles_url, notice: 'Article updated!'
end

#update ⇒ Object

PUT /admin/articles/1 TODO: Very much is happening here. Move deletion of hero_image to the article model



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# File 'app/controllers/lines/admin/articles_controller.rb', line 67

def update
  @article = Article.find(params[:id])
  a_params = article_params

  # replace picture_path with the new uploaded file
  a_params[:hero_image] = @uploaded_file if @uploaded_file

  # delete uploaded hero image when predifined image is selected
  if !a_params[:hero_image_cache].present? && a_params[:short_hero_image].present?
    @article.remove_hero_image! 
    @article.remove_hero_image = true 
    @article.save
  end

  respond_to do |format|
    if @article.update_attributes(article_params)
      ActionController::Base.new.expire_fragment(@article)
      format.html { redirect_to admin_article_path(@article), notice: 'Article was successfully updated.' }
    else
      format.html { render action: "edit" }
    end
  end
end