truncateHTML

truncateHTML truncates text like the Rails truncate helper but doesn't break HTML tags, entities, and optionally words.

Installation

The truncateHTML gem can be installed by running:

gem install truncateHTML

Usage

require 'rubygems'
require 'truncateHTML'

A string html_string can be truncated by running:

truncateHTML.truncate(`html_string`) 

The following options can be passed to the trucate method:

• :max_length The maximum length of the out put. Defaults to 40
• :ellipsis The last few characters , in case the string is truncated. Defaults to ...
• :words Splicing words will be avoided if set to ttrue. Defaults to false.
• :link A link will be appended to the truncated string if explicitely passed. Its by default nil.

Author

B V Satyaram <bvsatyaram.com>

• Initially authored By Henrik Nyh <henrik.nyh.se> 2008-01-30. Free to modify and redistribute with credit.
• Modified by Dave Nolan <textgoeshere.org.uk> 2008-02-06. Ellipsis appended to text of last HTML node. Ellipsis inserted after final word break
• Modified by Mark Dickson [email protected] 2008-12-18. Option to truncate to last full word. Option to include a 'more' link. Check for nil last child
• Modified by Ken-ichi Ueda <kueda.net> 2009-09-02. Rails 2.3 compatability (chars -> mb_chars), via Henrik. Hpricot 0.8 compatability (avoid dup on Hpricot::Elem)
• Modified by B V Satyaram <bvsatyaram.com> 2011-03-24. Rails version independent. Making this a gem. Removed mb_chars