Class: ImageSite::Image

Inherits:
Model
  • Object
show all
Defined in:
lib/image_site/image.rb

Constant Summary collapse

NEWLINE = 
"\xE2\x80\xA8".force_encoding('ASCII-8BIT')

Instance Attribute Summary collapse

Attributes inherited from Model

#number

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Model

#make_subdir, template, #write_html

Constructor Details

#initialize(number, file, options) ⇒ Image

Returns a new instance of Image.



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# File 'lib/image_site/image.rb', line 30

def initialize(number, file, options)
  super number, options
  @file = file
end

Instance Attribute Details

#index ⇒ Object

Returns the value of attribute index.



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# File 'lib/image_site/image.rb', line 28

def index
  @index
end

#next ⇒ Object

Returns the value of attribute next.



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# File 'lib/image_site/image.rb', line 28

def next
  @next
end

#previous ⇒ Object

Returns the value of attribute previous.



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# File 'lib/image_site/image.rb', line 28

def previous
  @previous
end

Class Method Details

.all(options) ⇒ Object 



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# File 'lib/image_site/image.rb', line 9

def self.all(options)
  images = options.files.map.with_index(1) do |file, i|
    Image.new i, file, options
  end
  images.each.with_index do |image, i|
    if i > 0
      image.previous = images[i - 1]
    end
    if i < images.length - 1
      image.next = images[i + 1]
    end
  end
end

Instance Method Details

#description ⇒ Object 



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# File 'lib/image_site/image.rb', line 51

def description
  exif && exif.image_description && exif.image_description.gsub(NEWLINE, "<br/>\n").force_encoding('utf-8')
end

#relative_html ⇒ Object 



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# File 'lib/image_site/image.rb', line 59

def relative_html
  "Pages/#{@number}.html"
end

#relative_image ⇒ Object 



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# File 'lib/image_site/image.rb', line 40

def relative_image
  "Images/#{@number}.jpeg"
end

#relative_thumbnail ⇒ Object 



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# File 'lib/image_site/image.rb', line 67

def relative_thumbnail
  "Thumbnails/#{@number}.jpeg"
end

#tags ⇒ Object 



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# File 'lib/image_site/image.rb', line 55

def tags
  dc(:subject) || []
end

#title ⇒ Object 



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# File 'lib/image_site/image.rb', line 44

def title
  title = dc(:title)
  title && title.first || nil
end

#write ⇒ Object 



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# File 'lib/image_site/image.rb', line 35

def write
  write_scaled_image relative_image, 912
  write_html image: self
end

#write_thumbnail ⇒ Object 



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# File 'lib/image_site/image.rb', line 63

def write_thumbnail
  write_scaled_image relative_thumbnail, 240
end