| alpha--model--types

# Source for file Sequence.inc Documentation is available at Sequence.inc <?php require_once $config->get('sysRoot').'alpha/model/types/AlphaTypeInterface.inc'; /** * A customer sequence datatype, which is stored as a string and is made up of a string prefix * and an integer sequence, which is stored in a database. * * @package alpha::model::types * @since 1.0 * @author John Collins <john@design-ireland.net> * @version $Id: Sequence.inc 1341 2011-03-17 15:02:02Z johnc $ * @license http://www.opensource.org/licenses/bsd-license.php The BSD License * @copyright Copyright (c) 2011, John Collins (founder of Alpha Framework). * All rights reserved. * * <pre> * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the * following conditions are met: * * * Redistributions of source code must retain the above * copyright notice, this list of conditions and the * following disclaimer. * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the * following disclaimer in the documentation and/or other * materials provided with the distribution. * * Neither the name of the Alpha Framework nor the names * of its contributors may be used to endorse or promote * products derived from this software without specific * prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * </pre> * */ class Sequence extends AlphaDAO implements AlphaTypeInterface{ /** * The string prefix (must be capital alphabet characters only) * * @var String * @since 1.0 */ protected $prefix; /** * The integer sequence number incremented for each Sequence value with this prefix * * @var Integer * @since 1.0 */ protected $sequence; /** * The name of the database table for the class * * @var string * @since 1.0 */ const TABLE_NAME = 'Sequence'; /** * An array of data display labels for the class properties * * @var array * @since 1.0 */ protected $dataLabels = array("OID"=>"Sequence ID#","prefix"=>"Sequence prefix","sequence"=>"Sequence number"); /** * The message to display to the user when validation fails * * @var string * @since 1.0 */ protected $helper = 'Not a valid sequence value!'; /** * The size of the value for the this Sequence * * @var integer * @since 1.0 */ protected $size = 255; /** * The validation rule for the Sequence type * * @var string * @since 1.0 */ protected $validationRule; /** * The absolute maximum size of the value for the this Sequence * * @var integer * @since 1.0 */ const MAX_SIZE = 255; /** * The constructor * * @since 1.0 */ public function __construct() { // ensure to call the parent constructor parent::__construct(); $this->validationRule = AlphaValidator::ALLOW_ALL; $this->sequence = new Integer(); $this->prefix = new String(); $this->prefix->setRule(AlphaValidator::REQUIRED_ALPHA_UPPER); $this->prefix->setHelper('Sequence prefix must be uppercase string!'); $this->markUnique('prefix'); $this->markTransient('helper'); $this->markTransient('validationRule'); $this->markTransient('size'); } /** * Get the validation rule * * @return string * @since 1.0 */ public function getRule() { return $this->validationRule; } /** * Sets the sequence number to be the maximum value matching the prefix in the database * plus one. Note that calling this method increments the maximum value in the database. * * @since 1.0 */ public function setSequenceToNext() { try { $this->loadByAttribute('prefix', $this->prefix->getValue()); }catch (BONotFoundException $e) { $this->set('sequence', 0); } $this->set('sequence', $this->get('sequence')+1); $this->save(); } /** * Getter for the validation helper string * * @return string * @since 1.0 */ public function getHelper() { return $this->helper; } /** * Set the validation helper text * * @param string $helper * @since 1.0 */ public function setHelper($helper) { $this->helper = $helper; } /** * Used to get the Sequence value as a string * * @return string * @since 1.0 */ public function getValue() { if($this->prefix->getValue() != '' && $this->sequence->getValue() != 0) return $this->prefix->getValue().'-'.$this->sequence->getValue(); else return ''; } /** * Accepts a string to set the Sequence prefix/sequence values to, in the * format PREFIX-00000000000 * * @param string $val * @since 1.0 * @throws IllegalArguementException */ public function setValue($val) { if (strlen($val) <= $this->size) { if(!empty($val)) { if(!AlphaValidator::isSequence($val)) throw new IllegalArguementException($this->helper); $parts = explode('-', $val); $this->prefix->setValue($parts[0]); $this->sequence->setValue($parts[1]); } }else{ throw new IllegalArguementException($this->helper); } } /** * Get the allowable size of the Sequence in the database field * * @return integer * @since 1.0 */ public function getSize(){ return $this->size; } /** * Used to convert the object to a printable string * * @return string * @since 1.0 */ public function __toString() { return $this->prefix->getValue().'-'.$this->sequence->getValue(); } } ?> Documentation generated on Thu, 17 Mar 2011 16:44:49 +0000 by phpDocumentor 1.4.3