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authorxue <>2006-07-16 01:50:23 +0000
committerxue <>2006-07-16 01:50:23 +0000
commitaf68030fcf0c266300feb2c100149ecadef7d364 (patch)
tree76b7c8ad5d8227870b9ef10c3e7b92a36336b320 /tests/test_tools/simpletest/reflection_php5.php
parent4b78404c20490a615459267426ce9e6737bf4485 (diff)
Merge from 3.0 branch till 1264.
Diffstat (limited to 'tests/test_tools/simpletest/reflection_php5.php')
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diff --git a/tests/test_tools/simpletest/reflection_php5.php b/tests/test_tools/simpletest/reflection_php5.php
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+<?php
+ /**
+ * base include file for SimpleTest
+ * @package SimpleTest
+ * @subpackage UnitTester
+ * @version $Id: reflection_php5.php,v 1.20 2006/02/05 21:39:07 lastcraft Exp $
+ */
+
+ /**
+ * Version specific reflection API.
+ * @package SimpleTest
+ * @subpackage UnitTester
+ */
+ class SimpleReflection {
+ protected $_interface;
+
+ /**
+ * Stashes the class/interface.
+ * @param string $interface Class or interface
+ * to inspect.
+ */
+ function SimpleReflection($interface) {
+ $this->_interface = $interface;
+ }
+
+ /**
+ * Checks that a class has been declared. Versions
+ * before PHP5.0.2 need a check that it's not really
+ * an interface.
+ * @return boolean True if defined.
+ * @access public
+ */
+ function classExists() {
+ if (! class_exists($this->_interface)) {
+ return false;
+ }
+ $reflection = new ReflectionClass($this->_interface);
+ return ! $reflection->isInterface();
+ }
+
+ /**
+ * Needed to kill the autoload feature in PHP5
+ * for classes created dynamically.
+ * @return boolean True if defined.
+ * @access public
+ */
+ function classExistsSansAutoload() {
+ return class_exists($this->_interface, false);
+ }
+
+ /**
+ * Checks that a class or interface has been
+ * declared.
+ * @return boolean True if defined.
+ * @access public
+ */
+ function classOrInterfaceExists() {
+ return $this->_classOrInterfaceExistsWithAutoload($this->_interface, true);
+ }
+
+ /**
+ * Needed to kill the autoload feature in PHP5
+ * for classes created dynamically.
+ * @return boolean True if defined.
+ * @access public
+ */
+ function classOrInterfaceExistsSansAutoload() {
+ return $this->_classOrInterfaceExistsWithAutoload($this->_interface, false);
+ }
+
+ /**
+ * Needed to select the autoload feature in PHP5
+ * for classes created dynamically.
+ * @param string $interface Class or interface name.
+ * @param boolean $autoload True totriggerautoload.
+ * @return boolean True if interface defined.
+ * @access private
+ */
+ function _classOrInterfaceExistsWithAutoload($interface, $autoload) {
+ if (function_exists('interface_exists')) {
+ if (interface_exists($this->_interface, $autoload)) {
+ return true;
+ }
+ }
+ return class_exists($this->_interface, $autoload);
+ }
+
+ /**
+ * Gets the list of methods on a class or
+ * interface. Needs to recursively look at all of
+ * the interfaces included.
+ * @returns array List of method names.
+ * @access public
+ */
+ function getMethods() {
+ return array_unique(get_class_methods($this->_interface));
+ }
+
+ /**
+ * Gets the list of interfaces from a class. If the
+ * class name is actually an interface then just that
+ * interface is returned.
+ * @returns array List of interfaces.
+ * @access public
+ */
+ function getInterfaces() {
+ $reflection = new ReflectionClass($this->_interface);
+ if ($reflection->isInterface()) {
+ return array($this->_interface);
+ }
+ return $this->_onlyParents($reflection->getInterfaces());
+ }
+
+ /**
+ * Gets the list of methods for the implemented
+ * interfaces only.
+ * @returns array List of enforced method signatures.
+ * @access public
+ */
+ function getInterfaceMethods() {
+ $methods = array();
+ foreach ($this->getInterfaces() as $interface) {
+ $methods = array_merge($methods, get_class_methods($interface));
+ }
+ return array_unique($methods);
+ }
+
+ /**
+ * Checks to see if the method signature has to be tightly
+ * specified.
+ * @param string $method Method name.
+ * @returns boolean True if enforced.
+ * @access private
+ */
+ function _isInterfaceMethod($method) {
+ return in_array($method, $this->getInterfaceMethods());
+ }
+
+ /**
+ * Finds the parent class name.
+ * @returns string Parent class name.
+ * @access public
+ */
+ function getParent() {
+ $reflection = new ReflectionClass($this->_interface);
+ $parent = $reflection->getParentClass();
+ if ($parent) {
+ return $parent->getName();
+ }
+ return false;
+ }
+
+ /**
+ * Determines if the class is abstract.
+ * @returns boolean True if abstract.
+ * @access public
+ */
+ function isAbstract() {
+ $reflection = new ReflectionClass($this->_interface);
+ return $reflection->isAbstract();
+ }
+
+ /**
+ * Wittles a list of interfaces down to only the top
+ * level parents.
+ * @param array $interfaces Reflection API interfaces
+ * to reduce.
+ * @returns array List of parent interface names.
+ * @access private
+ */
+ function _onlyParents($interfaces) {
+ $parents = array();
+ foreach ($interfaces as $interface) {
+ foreach($interfaces as $possible_parent) {
+ if ($interface->getName() == $possible_parent->getName()) {
+ continue;
+ }
+ if ($interface->isSubClassOf($possible_parent)) {
+ break;
+ }
+ }
+ $parents[] = $interface->getName();
+ }
+ return $parents;
+ }
+
+ /**
+ * Gets the source code matching the declaration
+ * of a method.
+ * @param string $name Method name.
+ * @return string Method signature up to last
+ * bracket.
+ * @access public
+ */
+ function getSignature($name) {
+ if ($name == '__get') {
+ return 'function __get($key)';
+ }
+ if ($name == '__set') {
+ return 'function __set($key, $value)';
+ }
+ if (! is_callable(array($this->_interface, $name))) {
+ return "function $name()";
+ }
+ if ($this->_isInterfaceMethod($name)) {
+ return $this->_getFullSignature($name);
+ }
+ return "function $name()";
+ }
+
+ /**
+ * For a signature specified in an interface, full
+ * details must be replicated to be a valid implementation.
+ * @param string $name Method name.
+ * @return string Method signature up to last
+ * bracket.
+ * @access private
+ */
+ function _getFullSignature($name) {
+ $interface = new ReflectionClass($this->_interface);
+ $method = $interface->getMethod($name);
+ $reference = $method->returnsReference() ? '&' : '';
+ return "function $reference$name(" .
+ implode(', ', $this->_getParameterSignatures($method)) .
+ ")";
+ }
+
+ /**
+ * Gets the source code for each parameter.
+ * @param ReflectionMethod $method Method object from
+ * reflection API
+ * @return array List of strings, each
+ * a snippet of code.
+ * @access private
+ */
+ function _getParameterSignatures($method) {
+ $signatures = array();
+ foreach ($method->getParameters() as $parameter) {
+ $type = $parameter->getClass();
+ $signatures[] =
+ (! is_null($type) ? $type->getName() . ' ' : '') .
+ ($parameter->isPassedByReference() ? '&' : '') .
+ '$' . $this->_suppressSpurious($parameter->getName()) .
+ ($this->_isOptional($parameter) ? ' = null' : '');
+ }
+ return $signatures;
+ }
+
+ /**
+ * The SPL library has problems with the
+ * Reflection library. In particular, you can
+ * get extra characters in parameter names :(.
+ * @param string $name Parameter name.
+ * @return string Cleaner name.
+ * @access private
+ */
+ function _suppressSpurious($name) {
+ return str_replace(array('[', ']', ' '), '', $name);
+ }
+
+ /**
+ * Test of a reflection parameter being optional
+ * that works with early versions of PHP5.
+ * @param reflectionParameter $parameter Is this optional.
+ * @return boolean True if optional.
+ * @access private
+ */
+ function _isOptional($parameter) {
+ if (method_exists($parameter, 'isOptional')) {
+ return $parameter->isOptional();
+ }
+ return false;
+ }
+ }
+?> \ No newline at end of file