lib/ckeditor/utils.rb
# frozen_string_literal: true
require 'active_support/json/encoding'
module Ckeditor
module Utils
autoload :JavascriptCode, 'ckeditor/utils/javascript_code'
class << self
def escape_single_quotes(str)
str.gsub('\\', '\0\0').gsub('</', '<\/').gsub(/\r\n|\n|\r/, "\\n").gsub(/["']/) { |m| "\\#{m}" }
end
def js_replace(dom_id, options = nil)
replace = if options && !options.keys.empty?
js_options = ActiveSupport::JSON.encode(options)
"CKEDITOR.replace('#{dom_id}', #{js_options});"
else
"CKEDITOR.replace('#{dom_id}');"
end
js_init_ckeditor(dom_id, replace)
end
def js_init_ckeditor(dom_id, replace)
%((function() {
if (typeof CKEDITOR != 'undefined') {
if (CKEDITOR.instances['#{dom_id}']) { CKEDITOR.instances['#{dom_id}'].destroy(); }
#{replace}
}
})();)
end
def js_fileuploader(uploader_type, options = {})
options = { multiple: true, element: 'fileupload' }.merge!(options)
case uploader_type.to_s.downcase
when 'image' then
options[:action] = JavascriptCode.new('EDITOR.config.filebrowserImageUploadUrl')
options[:allowedExtensions] = Ckeditor.image_file_types
when 'flash' then
options[:action] = JavascriptCode.new('EDITOR.config.filebrowserFlashUploadUrl')
options[:allowedExtensions] = Ckeditor.flash_file_types
else
options[:action] = JavascriptCode.new('EDITOR.config.filebrowserUploadUrl')
options[:allowedExtensions] = Ckeditor.attachment_file_types
end
js_options = ActiveSupport::JSON.encode(options)
js_options.gsub!(/"(EDITOR\.config\.filebrowser(Image|Flash|)UploadUrl)"/, '\1')
"(function() { new qq.FileUploaderInput(#{js_options}); }).call(this);".html_safe
end
def filethumb(filename)
extname = filename.blank? ? 'unknown' : File.extname(filename).gsub(/^\./, '')
image = "#{extname}.gif"
source = Ckeditor.root_path.join('app/assets/images/ckeditor/filebrowser/thumbs')
image = 'unknown.gif' unless File.exist?(File.join(source, image))
File.join(Ckeditor.relative_path, 'filebrowser/thumbs', image)
end
def assets_pipeline_enabled?
if Gem::Version.new(::Rails.version.to_s) >= Gem::Version.new('4.0.0')
defined?(Sprockets::Rails)
elsif Gem::Version.new(::Rails.version.to_s) >= Gem::Version.new('3.0.0')
Rails.application.config.assets.enabled
else
false
end
end
end
end
end