DMTagForm.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 DMTagForm extends DMAbstractForm {

   protected function init() {
      $f = new DMTextField('value');
      $f->addAttribute('id', 'dmTagValue');
      $f->setMinLength(2);
      $f->setMaxLength(30);
      $f->setLabel('Tag value');
      $this->addField($f);

      $f = new DMHiddenField('fauxtag');
      $f->setMaxLength(0);
      $f->setRequired(false);
      $this->addField($f);

      $f = new DMHiddenField('alias');
      $f->setMinLength(2);
      $f->setMaxLength(30);
      $f->setLabel('Alias');
      $this->addField($f);

      $f = new DMHiddenField('ptr');
      $f->setType(DMFormFieldType::INTEGER);
      $f->setMin(0);
      $f->setMax(9999999);
      $f->setLabel('Pointer');
      $this->addField($f);
   }

   public function doAction() {
      $col = DMCollectionFactory::getCollection(
            $this->getFieldByName('alias')->getValue());
      $obj = DMObjectFactory::getObject($col,
            $this->getFieldByName('ptr')->getValue());

      $tag = new DMTag();
      $tag->setValue($this->getFieldByName('value')->getValue());

      DMDataStoreFactory::getDataStore()->saveTag($tag);
   }

}