DMTag.php

<?php
#
# dmBridge: a data access framework for CONTENTdm(R)
#
# Copyright © 2009, 2010, 2011 Board of Regents of the Nevada System of Higher
# Education, on behalf of the University of Nevada, Las Vegas
#

class DMTag extends DMAbstractSocialEntity implements DMURIAddressable,
      DMSocialEntity {

   const MIN_LENGTH = 1;
   const MAX_LENGTH = 50;

   public function getURI() {
      return DMInternalURI::getResourceURI(
            DMBridgeComponent::HTTPAPI,
            'tags/' . $this->getID());
   }

   public function setValue($str) {
      if (strlen($str) < 1) {
         throw new DMIllegalArgumentException(
            sprintf(DMLocalizedString::getString('TAG_VALUE_TOO_SHORT'),
               self::MIN_LENGTH));
      } else if (strlen($str) > self::MAX_LENGTH) {
         throw new DMIllegalArgumentException(
            sprintf(DMLocalizedString::getString('TAG_VALUE_TOO_LONG'),
               self::MAX_LENGTH));
      }
      $this->value = (string) $str;
   }

}