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+<?php
+/**
+ * URL parser and mapper
+ *
+ * PHP version 5
+ *
+ * LICENSE:
+ *
+ * Copyright (c) 2006, Bertrand Mansion <golgote@mamasam.com>
+ * All rights reserved.
+ *
+ * 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.
+ * * The names of the authors may not 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 OWNER 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.
+ *
+ * @category Net
+ * @package Net_URL_Mapper
+ * @author Bertrand Mansion <golgote@mamasam.com>
+ * @license http://opensource.org/licenses/bsd-license.php New BSD License
+ * @version CVS: $Id: Part.php,v 1.1 2007/03/28 10:23:04 mansion Exp $
+ * @link http://pear.php.net/package/Net_URL_Mapper
+ */
+
+abstract class Net_URL_Mapper_Part
+{
+ protected $defaults;
+ protected $rule;
+ protected $public;
+ protected $type;
+ protected $required = false;
+
+ /**
+ * Part name if dynamic or content, generated from path
+ * @var string
+ */
+ public $content;
+
+ const DYNAMIC = 1;
+ const WILDCARD = 2;
+ const FIXED = 3;
+
+ public function __construct($content, $path)
+ {
+ $this->content = $content;
+ $this->path = $path;
+ }
+
+ public function setRule($rule)
+ {
+ $this->rule = $rule;
+ }
+
+ abstract public function getFormat();
+
+ abstract public function getRule();
+
+ public function addSlash($str)
+ {
+ $str = trim($str, '/');
+ if (($pos = strpos($this->path, '/')) !== false) {
+ if ($pos == 0) {
+ $str = '/'.$str;
+ } else {
+ $str .= '/';
+ }
+ }
+ return $str;
+ }
+
+ public function addSlashRegex($str)
+ {
+ $str = trim($str, '/');
+ if (($pos = strpos($this->path, '/')) !== false) {
+ if ($pos == 0) {
+ $str = '\/'.$str;
+ } else {
+ $str .= '\/';
+ }
+ }
+ if (!$this->isRequired()) {
+ $str = '('.$str.'|)';
+ }
+ return $str;
+ }
+
+ public function setDefaults($defaults)
+ {
+ $this->defaults = (string)$defaults;
+ }
+
+ public function getType()
+ {
+ return $this->type;
+ }
+
+ public function accept($visitor, $method = null)
+ {
+ $args = func_get_args();
+ $visitor->$method($this, $args);
+ }
+
+ public function setRequired($required)
+ {
+ $this->required = $required;
+ }
+
+ public function isRequired()
+ {
+ return $this->required;
+ }
+
+ abstract public function generate($value = null);
+
+ public function match($value)
+ {
+ $rule = $this->getRule();
+ return preg_match('/^'.$rule.'$/', $this->addSlash($value));
+ }
+
+}
+
+?> \ No newline at end of file