69 lines
1.6 KiB
Ruby
69 lines
1.6 KiB
Ruby
class Photos < Application
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before :logged_in?, :only => [ :new, :create, :delete ]
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before :administrator?, :only => [ :delete ]
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before :make_photo, :only => [ :new, :create ]
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before :fetch_photo, :only => [ :show, :delete, :thumbnail ]
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def index
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@page = params[:page].to_i
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per_page = 24
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@page_count = (Photo.count(:id).to_f / per_page.to_f).ceil
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@photos = Photo.find :all, :order => 'id DESC', :limit => per_page, :offset => (per_page * @page)
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if request.xhr?
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partial 'photos/photo_browser'
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else
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render
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end
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end
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def show
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render
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end
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def new
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render
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end
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def create
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if @photo.save
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flash[:notice] = 'Great success'
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redirect url(:photo, @photo)
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else
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render :new
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end
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end
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def delete
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raise NotAcceptable unless request.xhr?
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if current_user and current_user.administrator?
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render
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else
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redirect '/'
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end
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end
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def thumbnail
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if @photo.exist?
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w = params[:width].to_i
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w = @photo.width if w == 0 or w > @photo.width
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h = params[:height].to_i
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h = @photo.height if h == 0 or h > @photo.height
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w = h if h > w
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send_data get_photo_version(w, w).to_blob, :filename => @photo.filename, :disposition => 'inline', :type => @photo.content_type
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else
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send_file Merb.root + '/public/images/image-missing.png', :disposition => 'inline'
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end
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end
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protected
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def make_photo
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@photo = Photo.new params[:photo]
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end
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def fetch_photo
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@photo = Photo.find params[:id]
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raise NotFound unless @photo
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end
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end
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