Class: Alula::Fresco

Inherits:
ImageTag
  • Object
show all
Defined in:
lib/alula/plugins/fresco.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.install(options) ⇒ Object 



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# File 'lib/alula/plugins/fresco.rb', line 14

def self.install(options)
  # Display license unless acknoledged
  unless options.kind_of?(Hash) and options['personal']
    puts <<-ENDOFNOTICE
*** Fresco
Fresco is licensed under the terms of the Fresco License.
Usage on non-commercial websites is free.
Licenses are available for commercial use.

If you would like to use Fresco for commercial purposes,
you can purchase a license from http://www.frescojs.com/download

To remove this notice, please include following options in config.yml
---
plugins:
  fresco:
    personal: true
    ENDOFNOTICE
  end
  
  @@options = options
  
  # Register for image tags
  Alula::Tag.register :image, self
end

.path ⇒ Object 



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# File 'lib/alula/plugins/fresco.rb', line 6

def self.path
  File.join(File.dirname(__FILE__), %w{.. .. .. plugins fresco})
end

.version ⇒ Object 



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# File 'lib/alula/plugins/fresco.rb', line 10

def self.version
  Alula::Plugins::VERSION::STRING
end

Instance Method Details

#content ⇒ Object 



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# File 'lib/alula/plugins/fresco.rb', line 40

def content
  # FeedBuilder support, skip sublime extensions for feeds
  return super if self.context.item.metadata.renderer.class.to_s[/FeedBuilder/]
  
  image = attachment_url(@source, :image)
  thumbnail = attachment_url(@source, :thumbnail)
  hires = hires_url(@source, :image)
  info = info(@source, :image)
  tn_info = info(@source, :thumbnail)

  return super unless image and thumbnail
  
  unless @options['alternative'] or @options['title']
    @options['title'] = info(@source, :image).title
    @options['alternative'] = info(@source, :image).title
  end
  
  tag = "<a"
  tag += " class=\"img fresco fb_zoomable #{@options["classes"].join(" ")}\""
  tag += " href=\"#{image}\""
  tag += " data-width=\"#{info.width}\""
  tag += " data-height=\"#{info.height}\""
  tag += " data-hires=\"#{hires}\"" if context.site.config.attachments.image.hires and hires
  tag += " data-fresco-group=\"#{context.item.id}\""
  tag += " data-fresco-group-options=\"ui: 'inside', thumbnails:#{@@options['thumbnails'] ? "true" : "false"}\""
  tag += " data-fresco-caption=\"#{@options['title']}\"" if @options["title"]
  tag += " title=\"#{@options["title"]}\"" if @options["title"]
  tag += " style=\"width: #{tn_info.width}px; height: #{tn_info.height}px;\""
  tag += ">"
  tag += imagetag(@source, :thumbnail, classes: [])
  tag += "  <span class=\"fb_zoom_icon\"></span>"
  tag += "</a>"
end