Module: Liquid::StandardFilters

Defined in:
lib/liquid/standardfilters.rb

Instance Method Summary collapse

Instance Method Details

#date(input, format) ⇒ Object

Reformat a date

%a - The abbreviated weekday name (``Sun'')
%A - The  full  weekday  name (``Sunday'')
%b - The abbreviated month name (``Jan'')
%B - The  full  month  name (``January'')
%c - The preferred local date and time representation
%d - Day of the month (01..31)
%H - Hour of the day, 24-hour clock (00..23)
%I - Hour of the day, 12-hour clock (01..12)
%j - Day of the year (001..366)
%m - Month of the year (01..12)
%M - Minute of the hour (00..59)
%p - Meridian indicator (``AM''  or  ``PM'')
%S - Second of the minute (00..60)
%U - Week  number  of the current year,
        starting with the first Sunday as the first
        day of the first week (00..53)
%W - Week  number  of the current year,
        starting with the first Monday as the first
        day of the first week (00..53)
%w - Day of the week (Sunday is 0, 0..6)
%x - Preferred representation for the date alone, no time
%X - Preferred representation for the time alone, no date
%y - Year without a century (00..99)
%Y - Year with century
%Z - Time zone name
%% - Literal ``%'' character



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# File 'lib/liquid/standardfilters.rb', line 82

def date(input, format)
  date = input
  date = Time.parse(input) if input.is_a?(String)
  date.strftime(format)      
rescue => e 
  input
end

#downcase(input) ⇒ Object

convert a input string to DOWNCASE



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# File 'lib/liquid/standardfilters.rb', line 12

def downcase(input)
  input.downcase rescue input
end

#first(array) ⇒ Object

Get the first element of the passed in array

Example:

{{ product.images | first | to_img }}



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# File 'lib/liquid/standardfilters.rb', line 95

def first(array)
  array.first if array.respond_to?(:first)
end

#join(input, glue = ' ') ⇒ Object

Join elements of the array with certain character between them



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# File 'lib/liquid/standardfilters.rb', line 45

def join(input, glue = ' ')
  [input].flatten.join(glue)
end

#last(array) ⇒ Object

Get the last element of the passed in array

Example:

{{ product.images | last | to_img }}



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# File 'lib/liquid/standardfilters.rb', line 104

def last(array)
  array.last if array.respond_to?(:last)
end

#size(input) ⇒ Object

Return the size of an array or of an string



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# File 'lib/liquid/standardfilters.rb', line 6

def size(input)
  
  input.respond_to?(:size) ? input.size : 0
end

#sort(input) ⇒ Object

Sort elements of the array



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# File 'lib/liquid/standardfilters.rb', line 50

def sort(input)
  [input].flatten.sort
end

#strip_html(input) ⇒ Object 



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# File 'lib/liquid/standardfilters.rb', line 40

def strip_html(input)
  input.to_s.gsub(/<.*?>/, '')
end

#truncate(input, characters = 100) ⇒ Object

Truncate a string down to x characters



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# File 'lib/liquid/standardfilters.rb', line 22

def truncate(input, characters = 100)    
  if input.to_s.size > characters.to_i
    input.to_s[0..characters.to_i] + '&hellip;'
  else
    input
  end
end

#truncatewords(input, words = 15) ⇒ Object

Truncate string down to x words



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# File 'lib/liquid/standardfilters.rb', line 31

def truncatewords(input, words = 15)    
  wordlist = [input.to_s.split].flatten
  if wordlist.size > words.to_i
    wordlist[0..words.to_i].join(' ') + '&hellip;'
  else
    input
  end
end

#upcase(input) ⇒ Object

convert a input string to UPCASE



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# File 'lib/liquid/standardfilters.rb', line 17

def upcase(input)
  input.upcase rescue input
end