405 lines
12 KiB
PHP
405 lines
12 KiB
PHP
<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Tool
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* @subpackage Framework
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id$
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*/
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/**
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* @see Zend_Tool_Project_Profile_Resource_SearchConstraints
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*/
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require_once 'Zend/Tool/Project/Profile/Resource/SearchConstraints.php';
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/**
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* This class is an iterator that will iterate only over enabled resources
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*
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* @category Zend
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* @package Zend_Tool
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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class Zend_Tool_Project_Profile_Resource_Container implements RecursiveIterator, Countable
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{
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/**
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* @var array
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*/
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protected $_subResources = array();
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/**
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* @var int
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*/
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protected $_position = 0;
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/**
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* @var bool
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*/
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protected $_appendable = true;
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/**
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* Finder method to be able to find resources by context name
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* and attributes. Example usage:
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*
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* <code>
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*
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* </code>
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*
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* @param Zend_Tool_Project_Profile_Resource_SearchConstraints|string|array $searchParameters
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* @return Zend_Tool_Project_Profile_Resource
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*/
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public function search($matchSearchConstraints, $nonMatchSearchConstraints = null)
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{
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if (!$matchSearchConstraints instanceof Zend_Tool_Project_Profile_Resource_SearchConstraints) {
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$matchSearchConstraints = new Zend_Tool_Project_Profile_Resource_SearchConstraints($matchSearchConstraints);
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}
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$this->rewind();
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/**
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* @todo This should be re-written with better support for a filter iterator, its the way to go
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*/
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if ($nonMatchSearchConstraints) {
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$filterIterator = new Zend_Tool_Project_Profile_Iterator_ContextFilter($this, array('denyNames' => $nonMatchSearchConstraints));
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$riIterator = new RecursiveIteratorIterator($filterIterator, RecursiveIteratorIterator::SELF_FIRST);
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} else {
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$riIterator = new RecursiveIteratorIterator($this, RecursiveIteratorIterator::SELF_FIRST);
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}
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$foundResource = false;
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$currentConstraint = $matchSearchConstraints->getConstraint();
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$foundDepth = 0;
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foreach ($riIterator as $currentResource) {
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// if current depth is less than found depth, end
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if ($riIterator->getDepth() < $foundDepth) {
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break;
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}
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if (strtolower($currentResource->getName()) == strtolower($currentConstraint->name)) {
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$paramsMatch = true;
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// @todo check to ensure params match (perhaps)
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if (count($currentConstraint->params) > 0) {
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$currentResourceAttributes = $currentResource->getAttributes();
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if (!is_array($currentConstraint->params)) {
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require_once 'Zend/Tool/Project/Profile/Exception.php';
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throw new Zend_Tool_Project_Profile_Exception('Search parameter specifics must be in the form of an array for key "'
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. $currentConstraint->name .'"');
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}
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foreach ($currentConstraint->params as $paramName => $paramValue) {
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if (!isset($currentResourceAttributes[$paramName]) || $currentResourceAttributes[$paramName] != $paramValue) {
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$paramsMatch = false;
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break;
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}
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}
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}
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if ($paramsMatch) {
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$foundDepth = $riIterator->getDepth();
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if (($currentConstraint = $matchSearchConstraints->getConstraint()) == null) {
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$foundResource = $currentResource;
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break;
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}
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}
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}
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}
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return $foundResource;
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}
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/**
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* createResourceAt()
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*
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* @param array|Zend_Tool_Project_Profile_Resource_SearchConstraints $appendResourceOrSearchConstraints
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* @param string $context
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* @param array $attributes
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* @return Zend_Tool_Project_Profile_Resource
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*/
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public function createResourceAt($appendResourceOrSearchConstraints, $context, Array $attributes = array())
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{
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if (!$appendResourceOrSearchConstraints instanceof Zend_Tool_Project_Profile_Resource_Container) {
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if (($parentResource = $this->search($appendResourceOrSearchConstraints)) == false) {
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require_once 'Zend/Tool/Project/Profile/Exception.php';
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throw new Zend_Tool_Project_Profile_Exception('No node was found to append to.');
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}
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} else {
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$parentResource = $appendResourceOrSearchConstraints;
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}
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return $parentResource->createResource($context, $attributes);
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}
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/**
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* createResource()
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*
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* Method to create a resource with a given context with specific attributes
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*
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* @param string $context
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* @param array $attributes
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* @return Zend_Tool_Project_Profile_Resource
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*/
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public function createResource($context, Array $attributes = array())
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{
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if (is_string($context)) {
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$contextRegistry = Zend_Tool_Project_Context_Repository::getInstance();
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if ($contextRegistry->hasContext($context)) {
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$context = $contextRegistry->getContext($context);
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} else {
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require_once 'Zend/Tool/Project/Profile/Exception.php';
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throw new Zend_Tool_Project_Profile_Exception('Context by name ' . $context . ' was not found in the context registry.');
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}
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} elseif (!$context instanceof Zend_Tool_Project_Context_Interface) {
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require_once 'Zend/Tool/Project/Profile/Exception.php';
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throw new Zend_Tool_Project_Profile_Exception('Context must be of type string or Zend_Tool_Project_Context_Interface.');
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}
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$newResource = new Zend_Tool_Project_Profile_Resource($context);
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if ($attributes) {
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$newResource->setAttributes($attributes);
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}
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/**
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* Interesting logic here:
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*
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* First set the parentResource (this will also be done inside append). This will allow
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* the initialization routine to change the appendability of the parent resource. This
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* is important to allow specific resources to be appendable by very specific sub-resources.
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*/
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$newResource->setParentResource($this);
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$newResource->initializeContext();
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$this->append($newResource);
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return $newResource;
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}
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/**
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* setAttributes()
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*
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* persist the attributes if the resource will accept them
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*
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* @param array $attributes
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* @return Zend_Tool_Project_Profile_Resource_Container
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*/
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public function setAttributes(Array $attributes)
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{
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foreach ($attributes as $attrName => $attrValue) {
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$setMethod = 'set' . $attrName;
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if (method_exists($this, $setMethod)) {
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$this->{$setMethod}($attrValue);
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} else {
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$this->setAttribute($attrName, $attrValue);
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}
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}
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return $this;
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}
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/**
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* getAttributes()
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*
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* @return array
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*/
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public function getAttributes()
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{
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return $this->_attributes;
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}
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/**
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* setAttribute()
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*
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* @param string $name
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* @param mixed $value
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* @return Zend_Tool_Project_Profile_Resource_Container
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*/
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public function setAttribute($name, $value)
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{
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$this->_attributes[$name] = $value;
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return $this;
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}
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/**
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* getAttribute()
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*
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* @param string $name
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* @return Zend_Tool_Project_Profile_Resource_Container
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*/
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public function getAttribute($name)
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{
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return (array_key_exists($name, $this->_attributes)) ? $this->_attributes[$name] : null;
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}
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/**
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* setAppendable()
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*
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* @param bool $appendable
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* @return Zend_Tool_Project_Profile_Resource_Container
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*/
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public function setAppendable($appendable)
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{
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$this->_appendable = (bool) $appendable;
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return $this;
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}
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/**
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* isAppendable()
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*
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* @return bool
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*/
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public function isAppendable()
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{
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return $this->_appendable;
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}
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/**
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* setParentResource()
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*
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* @param Zend_Tool_Project_Profile_Resource_Container $parentResource
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* @return Zend_Tool_Project_Profile_Resource_Container
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*/
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public function setParentResource(Zend_Tool_Project_Profile_Resource_Container $parentResource)
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{
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$this->_parentResource = $parentResource;
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return $this;
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}
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/**
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* getParentResource()
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*
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* @return Zend_Tool_Project_Profile_Resource_Container
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*/
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public function getParentResource()
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{
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return $this->_parentResource;
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}
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/**
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* append()
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*
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* @param Zend_Tool_Project_Profile_Resource_Container $resource
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* @return Zend_Tool_Project_Profile_Resource_Container
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*/
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public function append(Zend_Tool_Project_Profile_Resource_Container $resource)
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{
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if (!$this->isAppendable()) {
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throw new Exception('Resource by name ' . (string) $this . ' is not appendable');
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}
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array_push($this->_subResources, $resource);
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$resource->setParentResource($this);
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return $this;
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}
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/**
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* current() - required by RecursiveIterator
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*
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* @return Zend_Tool_Project_Profile_Resource
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*/
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public function current()
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{
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return current($this->_subResources);
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}
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/**
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* key() - required by RecursiveIterator
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*
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* @return int
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*/
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public function key()
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{
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return key($this->_subResources);
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}
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/**
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* next() - required by RecursiveIterator
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*
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* @return bool
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*/
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public function next()
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{
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return next($this->_subResources);
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}
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/**
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* rewind() - required by RecursiveIterator
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*
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* @return bool
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*/
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public function rewind()
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{
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return reset($this->_subResources);
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}
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/**
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* valid() - - required by RecursiveIterator
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*
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* @return bool
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*/
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public function valid()
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{
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return (bool) $this->current();
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}
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/**
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* hasChildren()
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*
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* @return bool
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*/
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public function hasChildren()
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{
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return (count($this->_subResources > 0)) ? true : false;
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}
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/**
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* getChildren()
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*
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* @return array
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*/
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public function getChildren()
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{
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return $this->current();
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}
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/**
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* count()
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*
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* @return int
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*/
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public function count()
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{
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return count($this->_subResources);
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}
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/**
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* __clone()
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*
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*/
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public function __clone()
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{
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$this->rewind();
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foreach ($this->_subResources as $index => $resource) {
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$this->_subResources[$index] = clone $resource;
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}
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}
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} |