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# Outputs the reading time
# Read this in “about 4 minutes”
# Put into your _plugins dir in your Jekyll site
# Usage: Read this in about {{ page.content | reading_time }}
module ReadingTimeFilter
def reading_time( input )
words_per_minute = 180
words = input.split.size;
minutes = ( words / words_per_minute ).floor
minutes_label = minutes === 1 ? " minute" : " minutes"
minutes > 0 ? "#{minutes} #{minutes_label}" : "less than 1 minute"
end
end
Liquid::Template.register_filter(ReadingTimeFilter)