furl functions

• furl - convert string to url friendly string
• makefurl - make unique furl

furl($string) {#furl}

convert string to url friendly string

{{lang:php}}
echo furl('Dobra češnja');
// Dobra-cesnja

makefurl($name,$tablename,$id=0) {#makefurl}

checks if furl already exist in table colone "name" and if it does adds incremental (-x) on the end if $id specified checking ignores row id

{{lang:php}}
echo makefurl('Dobra češnja','articles');
// Dobra-cesnja-2

// if updating
echo makefurl('Dobra češnja','articles',2);
// Dobra-cesnja