Class: SpudMedia

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
app/models/spud_media.rb

Instance Method Summary collapse

Instance Method Details

#attachment_url(style = nil) ⇒ Object

if you are using S3, attachment.url will automatically point to the S3 url protected files need to hit the rails middle-man first this method will provide the correct url for either case



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# File 'app/models/spud_media.rb', line 105

def attachment_url(style=nil)
  # defaults to cropped style if that style exists, otherwise use original
  if !style
    style = (is_image? && has_custom_crop?) ? 'cropped' : 'original'
  end
  if Spud::Media.paperclip_storage == :s3 && is_protected
    return Paperclip::Interpolations.interpolate(Spud::Media.config.storage_url, attachment, style)
  else
    return attachment.url(style)
  end
end

#dynamic_styles ⇒ Object 



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# File 'app/models/spud_media.rb', line 91

def dynamic_styles
  styles = {}
  if is_image? #|| is_pdf?
    styles[:small] = '50'
    if has_custom_crop?
      styles[:cropped] = {:geometry => '', :convert_options => "-resize #{crop_s}% -crop #{crop_w}x#{crop_h}+#{crop_x}+#{crop_y}"}
    end
  end
  return styles
end

#has_custom_crop? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/spud_media.rb', line 87

def has_custom_crop?
  return (crop_x && crop_y && crop_w && crop_h && crop_s)
end

#image_from_type ⇒ Object 



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# File 'app/models/spud_media.rb', line 32

def image_from_type

  if self.is_image?
    return self.attachment_url(:small)

  elsif self.attachment_content_type.blank?
  	return "admin/files_thumbs/dat_thumb.png"
  
  elsif self.attachment_content_type.match(/jpeg|jpg/)
  	return "admin/files_thumbs/jpg_thumb.png"
  
  elsif self.attachment_content_type.match(/png/)
  	return "admin/files_thumbs/png_thumb.png"
  
  elsif self.attachment_content_type.match(/zip|tar|tar\.gz|gz/)
  	return "admin/files_thumbs/zip_thumb.png"
  
  elsif self.attachment_content_type.match(/xls|xlsx/)
  	return "admin/files_thumbs/xls_thumb.png"
  
  elsif self.attachment_content_type.match(/doc|docx/)
  	return "admin/files_thumbs/doc_thumb.png"
  
  elsif self.attachment_content_type.match(/ppt|pptx/)
  	return "admin/files_thumbs/ppt_thumb.png"
  
  elsif self.attachment_content_type.match(/txt|text/)
  	return "admin/files_thumbs/txt_thumb.png"
  
  elsif self.attachment_content_type.match(/pdf|ps/)
  	return "admin/files_thumbs/pdf_thumb.png"
  
  elsif self.attachment_content_type.match(/mp3|wav|aac/)
  	return "admin/files_thumbs/mp3_thumb.png"
  end
  
  return "admin/files_thumbs/dat_thumb.png"
end

#is_image? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/spud_media.rb', line 71

def is_image?
  if self.attachment_content_type.match(/jpeg|jpg|png/)
    return true
  else
    return false
  end
end

#is_pdf? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/spud_media.rb', line 79

def is_pdf?
  if self.attachment_content_type.match(/pdf/)
    return true
  else
    return false
  end
end

#rename_file ⇒ Object 



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# File 'app/models/spud_media.rb', line 25

def rename_file
  # remove periods and other unsafe characters from file name to make routing easier
  extension = File.extname(attachment_file_name)
  filename = attachment_file_name.chomp(extension).parameterize
  attachment.instance_write :file_name, filename + extension
end

#validate_permissions ⇒ Object

If is_protected has changed, we need to make sure we are setting the appropriate permissions This means either moving the file in the filesystem or setting the appropriate ACL in S3



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# File 'app/models/spud_media.rb', line 119

def validate_permissions
  if Spud::Media.config.paperclip_storage == :filesystem
    validate_permissions_filesystem
  elsif Spud::Media.config.paperclip_storage == :s3
    validate_permissions_s3
  end
end