or else the container itself.
truncated_node.find('p:last').add(truncated_node).eq(0).
append('...
'+opts.more+'');
full_node.hide();
full_node.find('p:last').add(full_node).eq(0).
append('
'+opts.less+'');
truncated_node.find('a:last').click(function() {
truncated_node.hide(); full_node.show(); return false;
});
full_node.find('a:last').click(function() {
truncated_node.show(); full_node.hide(); return false;
});
});
}
// Note that the "more" link and its wrapping counts towards the max length:
// so "more" and a max length of 10 might give "123 (more)"
$.fn.truncate.defaults = {
max_length: 100,
more: '…more',
less: 'less'
};
function recursivelyTruncate(node, max_length) {
return (node.nodeType == 3) ? truncateText(node, max_length) : truncateNode(node, max_length);
}
function truncateNode(node, max_length) {
var node = $(node);
var new_node = node.clone().html("");
node.contents().each(function() {
var remaining_length = max_length - new_node.text().length;
if (remaining_length == 0) return;
new_node.append(recursivelyTruncate(this, remaining_length));
});
return new_node;
}
function truncateText(node, max_length) {
var text = squeeze(node.data);
if (trailing_whitespace) // remove initial whitespace if last text
text = text.replace(/^ /, ''); // node had trailing whitespace.
trailing_whitespace = !!text.match(/ $/);
return text.slice(0, max_length);
}
// Collapses a sequence of whitespace into a single space.
function squeeze(string) {
return string.replace(/\s+/g, ' ');
}
})(jQuery);