Index: purl.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/purl/purl.module,v
retrieving revision 1.1.2.43
diff -r1.1.2.43 purl.module
279c279
<  * 
---
>  *
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> 	
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<   if (check_plain($modifier['provider']) && !empty($modifier['value']) && preg_match('!^[\.a-z0-9_-]+$!', $modifier['value']) && !menu_get_item($modifier['value'])) {
<     $id = db_result(db_query("SELECT id FROM {purl} WHERE value = '%s'", $modifier['value']));
<     if (!$id) {
<       return true;
<     }
<     else if (isset($modifier['id']) && ($id == $modifier['id'])) {
<       return true;
---
>   if (check_plain($modifier['provider']) && !empty($modifier['value']) && !menu_get_item($modifier['value'])) {
> 
>   	//Allow Processor to determine the format it will accept
>     $processor = purl_get_processor(variable_get('purl_method_'. $modifier['provider'], PURL_PATH));  //Retrieve processor
>     $modifier_regex = isset($processor->modifier_regex)?$processor->modifier_regex : '!^[a-z0-9_-]+$!'; //Use processor regex or default
>     if(preg_match($modifier_regex, $modifier['value'])){
> 	    $id = db_result(db_query("SELECT id FROM {purl} WHERE value = '%s'", $modifier['value']));
> 	    if (!$id) {
> 	      return true;
> 	    }
> 	    else if (isset($modifier['id']) && ($id == $modifier['id'])) {
> 	      return true;
> 	    }
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<     $options = array_intersect_key($options, array_filter($enabled));
---
>     $options = array_intersect_key($options, array_flip($enabled));