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Contents
require 'rubygems'
require 'shellwords'
require 'image_size'
module Alchemy::Custom::Model::ElFinder
# Represents default image handler.
# It uses *mogrify* to resize images and *convert* to create thumbnails.
class Image
def self.size(pathname)
return nil unless File.exist?(pathname)
s = ::ImageSize.new(File.open(pathname)).size.to_s
s = nil if s.empty?
return s
rescue
nil
end
def self.resize(pathname, options = {})
return nil unless File.exist?(pathname)
system(::Shellwords.join(['mogrify', '-resize', "#{options[:width]}x#{options[:height]}!", pathname.to_s]))
end
# of self.resize
def self.thumbnail(src, dst, options = {})
return nil unless File.exist?(src)
system(::Shellwords.join(['convert', '-resize', "#{options[:width]}x#{options[:height]}", '-background', 'white', '-gravity', 'center', '-extent', "#{options[:width]}x#{options[:height]}", src.to_s, dst.to_s]))
end # of self.resize
end # of class Image
end # of module ElFinder
Version data entries
27 entries across 27 versions & 1 rubygems