Module: EL::FinderHelpers

Defined in:
lib/el-finder/el-finder.rb

Constant Summary collapse

ASSETS_PATH = 
File.expand_path('../../../assets', __FILE__).freeze
ASSETS_EXT = 
'.el-finder'.freeze
ASSETS_REGEXP = 
/#{Regexp.escape ASSETS_EXT}\Z/.freeze
IMAGE_FILES = 
image_files.concat(image_files.map(&:upcase)).freeze
VIDEO_FILES = 
video_files.concat(video_files.map(&:upcase)).freeze

Instance Method Summary collapse

Instance Method Details

#asset_url(file) ⇒ Object 



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# File 'lib/el-finder/el-finder.rb', line 195

def asset_url file
  route(:assets, file + self.class::ASSETS_EXT)
end

#browseable?(file) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/el-finder/el-finder.rb', line 181

def browseable? file
  image?(file) || video?(file)
end

#editable?(file) ⇒ Boolean

TODO: find a more cross-platform way of detecting editable files

Returns:

  • (Boolean) 


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# File 'lib/el-finder/el-finder.rb', line 167

def editable? file
  %x[file -b --mime "#{file}"].split(';').first.to_s =~ /text|empty/i
end

#image?(file) ⇒ Boolean

Array#include is slow enough, so building a Hash on first request then using hash lookup which is a lot faster

Returns:

  • (Boolean) 


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# File 'lib/el-finder/el-finder.rb', line 173

def image? file
  (@@image_files ||= Hash[IMAGE_FILES.zip(IMAGE_FILES)])[File.extname(file)]
end

#parent_route(action = nil, params = {}) ⇒ Object 



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# File 'lib/el-finder/el-finder.rb', line 185

def parent_route(action = nil, params = {})
  action.is_a?(Hash) && (params = action) && (action = nil)
  params = params.merge(action: action.to_s) if action
  env[:PARENT_ROUTE] + (params.any? ? '?' << build_nested_query(params) : '')
end

#root ⇒ Object 



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# File 'lib/el-finder/el-finder.rb', line 191

def root
  env[:ROOT].to_s
end

#video?(file) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/el-finder/el-finder.rb', line 177

def video? file
  (@@video_files ||= Hash[VIDEO_FILES.zip(VIDEO_FILES)])[File.extname(file)]
end