/**

* Method that gets fired when the eloquent model is saved.

* Handles the slugging.

*

* @param Model $model

* @return bool

*/

public static function make( $model, $force = false )

{

// skip if the model isn't sluggable

if ( !isset( $model::$sluggable ) ) {

return true;

}

$model_config = $model::$sluggable;

// read the default config:

// 1. application/config/sluggable.php

// 2. bundles/sluggable/config/sluggable.php

$default_config = Config::get('sluggable', Config::get('sluggable::sluggable', array() ));

$config = array_merge( $default_config, $model_config );

// nicer variables for readability

$build_from = $save_to = $style = $separator = $unique = $on_update = null;

extract( $config, EXTR_IF_EXISTS );

// skip slug generation if the model exists or the slug field is already populated,

// and on_update is false ... unless we are forcing things!

if (!$force) {

if ( ( $model->exists || !empty($model->{$save_to}) ) && !$on_update ) {

return true;

}

}

// build the slug string

if ( $build_from ) {

if ( !is_array( $build_from ) ) {

$build_from = array( $build_from );

}

$string = '';

foreach( $build_from as $field ) {

$string .= $model->{$field} . ' ';

}

} else {

$string = $model->__toString();

}

$string = trim( $string );

// build slug using given slug style

switch ($config['style']) {

case 'slug':

default:

$slug = Str::slug( $string, $config['separator'] );

break;

}

// check for uniqueness?

if ( $unique ) {

$class = get_class($model);

$last = $class::where( $save_to, 'LIKE', $slug.'%' )

->order_by( $save_to, 'DESC' )

->first();

if ( $last ) {

$idx = substr( $last->{$save_to} , strlen($slug) );

$idx = ltrim( $idx, $separator );

$idx = intval( $idx );

$idx++;

$slug .= $separator . $idx;

}

}

// update the slug field

$model->{$save_to} = $slug;

// done!

return true;

}