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from django import template
register = template.Library()
# truncate chars but leaving last word complete
def smart_truncate_chars(value, max_length):
if len(value) > max_length:
# limits the number of characters in value to max_length (blunt cut)
truncd_val = value[:max_length]
# check if the next upcoming character after the limit is not a space,
# in which case it might be a word continuing
if value[max_length] != ' ':
# rfind will return the last index where matching the searched character,
# in this case we are looking for the last space
# then we only return the number of character up to that last space
truncd_val = truncd_val[:truncd_val.rfind(' ')]
return truncd_val + '...'
return value
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