lib/qiniu/image.rb
# -*- encoding: utf-8 -*-
module Qiniu
module Fop
module Image
class << self
include Utils
def info(url)
return HTTP.api_get(url + '?imageInfo')
end # info
def exif(url)
return HTTP.api_get(url + '?exif')
end # exif
def mogrify_preview_url(source_image_url, options)
source_image_url + '?' + generate_mogrify_params_string(options)
end
def generate_mogrify_params_string(options = {})
opts = {}
options.each do |k, v|
opts[k.to_s] = v
end
params_string = ""
keys = ["thumbnail", "gravity", "crop", "quality", "rotate", "format"]
keys.each do |key|
params_string += %Q(/#{key}/#{opts[key]}) unless opts[key].nil?
end
params_string += '/auto-orient' unless opts["auto_orient"].nil?
'imageMogr' + URI.escape(params_string)
end
end
end # module Image
end # module Fop
end # module Qiniu