| from django import template | |
| register = template.Library() | |
| # truncate chars but leaving last word complete | |
| @register.filter(name='smarttruncatechars') | |
| 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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