Module: Cul::Hydra::Thumbnails
- Defined in:
- app/controllers/concerns/cul/hydra/thumbnails.rb
Constant Summary collapse
- NO_THUMB =
some thumbnail urls
"cul_hydra/crystal/file.png"
- BROKEN_THUMB =
"cul_hydra/crystal/file_broken.png"
- COLLECTION_THUMB =
"cul_hydra/crystal/kmultiple.png"
- AUDIO_THUMB =
"cul_hydra/crystal/sound.png"
- FORMAT =
some rel predicates
"http://purl.org/dc/elements/1.1/format"
- MEMBER_OF =
"http://purl.oclc.org/NET/CUL/memberOf"
- HAS_MODEL =
"info:fedora/fedora-system:def/model#hasModel"
- IMAGE_WIDTH =
"http://purl.oclc.org/NET/CUL/RESOURCE/STILLIMAGE/BASIC/imageWidth"
- IMAGE_LENGTH =
"http://purl.oclc.org/NET/CUL/RESOURCE/STILLIMAGE/BASIC/imageLength"
Instance Method Summary collapse
Instance Method Details
#get_by_pid(pid) ⇒ Object
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# File 'app/controllers/concerns/cul/hydra/thumbnails.rb', line 20 def get_by_pid(pid) r_obj = ActiveFedora::Base.find(pid, :cast=>true) if r_obj.respond_to? :thumbnail_info url = r_obj.thumbnail_info else url = {:asset=>(COLLECTION_THUMB),:mime=>'image/png'} end if url[:asset] #url = {:url=>asset_url(COLLECTION_THUMB),:mime=>'image/png'} #redirect_to asset_url(url[:asset]).to_s, status: 302 #return end Rails.logger.debug "thumbnail #{url[:url] || url[:asset]} #{url[:mime]}" filename = pid + '.' + url[:mime].split('/')[1].downcase h_cd = "filename=""#{CGI.escapeHTML(filename)}""" headers.delete "Cache-Control" headers["Content-Disposition"] = h_cd headers["Content-Type"] = url[:mime] if url[:asset] full_path = Rails.application.assets.resolve(url[:asset]).to_path render :status => 200, :text => File.read(full_path) return elsif url[:url].to_s =~ /^https?:/ cl = http_client render :status => 200, :text => cl.get_content(url[:url]) return else render :status => 200, :text => File.read(url[:url]) return end end |
#jp2_thumbnail(pid) ⇒ Object
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# File 'app/controllers/concerns/cul/hydra/thumbnails.rb', line 54 def jp2_thumbnail(pid) {:url => ActiveFedora.fedora_config.credentials[:url] + '/objects/' + pid + '/methods/ldpd:sdef.Image/getView?max=250', :mime => 'image/jpeg'} end |
#pid_from_uri(uri) ⇒ Object
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# File 'app/controllers/concerns/cul/hydra/thumbnails.rb', line 58 def pid_from_uri(uri) return uri.sub(/info:fedora\//,'') end |
#show ⇒ Object
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# File 'app/controllers/concerns/cul/hydra/thumbnails.rb', line 15 def show pid = params[:id].split(/@/)[0] get_by_pid(pid) end |