web/lib/Zend/XmlRpc/Request.php
changeset 64 162c1de6545a
parent 19 1c2f13fd785c
child 68 ecaf28ffe26e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/XmlRpc/Request.php	Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,439 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * @category   Zend
+ * @package    Zend_Controller
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+
+/**
+ * Zend_XmlRpc_Value
+ */
+require_once 'Zend/XmlRpc/Value.php';
+
+/**
+ * Zend_XmlRpc_Fault
+ */
+require_once 'Zend/XmlRpc/Fault.php';
+
+/**
+ * XmlRpc Request object
+ *
+ * Encapsulates an XmlRpc request, holding the method call and all parameters.
+ * Provides accessors for these, as well as the ability to load from XML and to
+ * create the XML request string.
+ *
+ * Additionally, if errors occur setting the method or parsing XML, a fault is
+ * generated and stored in {@link $_fault}; developers may check for it using
+ * {@link isFault()} and {@link getFault()}.
+ *
+ * @category Zend
+ * @package  Zend_XmlRpc
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version $Id: Request.php 20208 2010-01-11 22:37:37Z lars $
+ */
+class Zend_XmlRpc_Request
+{
+    /**
+     * Request character encoding
+     * @var string
+     */
+    protected $_encoding = 'UTF-8';
+
+    /**
+     * Method to call
+     * @var string
+     */
+    protected $_method;
+
+    /**
+     * XML request
+     * @var string
+     */
+    protected $_xml;
+
+    /**
+     * Method parameters
+     * @var array
+     */
+    protected $_params = array();
+
+    /**
+     * Fault object, if any
+     * @var Zend_XmlRpc_Fault
+     */
+    protected $_fault = null;
+
+    /**
+     * XML-RPC type for each param
+     * @var array
+     */
+    protected $_types = array();
+
+    /**
+     * XML-RPC request params
+     * @var array
+     */
+    protected $_xmlRpcParams = array();
+
+    /**
+     * Create a new XML-RPC request
+     *
+     * @param string $method (optional)
+     * @param array $params  (optional)
+     */
+    public function __construct($method = null, $params = null)
+    {
+        if ($method !== null) {
+            $this->setMethod($method);
+        }
+
+        if ($params !== null) {
+            $this->setParams($params);
+        }
+    }
+
+
+    /**
+     * Set encoding to use in request
+     *
+     * @param string $encoding
+     * @return Zend_XmlRpc_Request
+     */
+    public function setEncoding($encoding)
+    {
+        $this->_encoding = $encoding;
+        Zend_XmlRpc_Value::setEncoding($encoding);
+        return $this;
+    }
+
+    /**
+     * Retrieve current request encoding
+     *
+     * @return string
+     */
+    public function getEncoding()
+    {
+        return $this->_encoding;
+    }
+
+    /**
+     * Set method to call
+     *
+     * @param string $method
+     * @return boolean Returns true on success, false if method name is invalid
+     */
+    public function setMethod($method)
+    {
+        if (!is_string($method) || !preg_match('/^[a-z0-9_.:\/]+$/i', $method)) {
+            $this->_fault = new Zend_XmlRpc_Fault(634, 'Invalid method name ("' . $method . '")');
+            $this->_fault->setEncoding($this->getEncoding());
+            return false;
+        }
+
+        $this->_method = $method;
+        return true;
+    }
+
+    /**
+     * Retrieve call method
+     *
+     * @return string
+     */
+    public function getMethod()
+    {
+        return $this->_method;
+    }
+
+    /**
+     * Add a parameter to the parameter stack
+     *
+     * Adds a parameter to the parameter stack, associating it with the type
+     * $type if provided
+     *
+     * @param mixed $value
+     * @param string $type Optional; type hinting
+     * @return void
+     */
+    public function addParam($value, $type = null)
+    {
+        $this->_params[] = $value;
+        if (null === $type) {
+            // Detect type if not provided explicitly
+            if ($value instanceof Zend_XmlRpc_Value) {
+                $type = $value->getType();
+            } else {
+                $xmlRpcValue = Zend_XmlRpc_Value::getXmlRpcValue($value);
+                $type        = $xmlRpcValue->getType();
+            }
+        }
+        $this->_types[]  = $type;
+        $this->_xmlRpcParams[] = array('value' => $value, 'type' => $type);
+    }
+
+    /**
+     * Set the parameters array
+     *
+     * If called with a single, array value, that array is used to set the
+     * parameters stack. If called with multiple values or a single non-array
+     * value, the arguments are used to set the parameters stack.
+     *
+     * Best is to call with array of the format, in order to allow type hinting
+     * when creating the XMLRPC values for each parameter:
+     * <code>
+     * $array = array(
+     *     array(
+     *         'value' => $value,
+     *         'type'  => $type
+     *     )[, ... ]
+     * );
+     * </code>
+     *
+     * @access public
+     * @return void
+     */
+    public function setParams()
+    {
+        $argc = func_num_args();
+        $argv = func_get_args();
+        if (0 == $argc) {
+            return;
+        }
+
+        if ((1 == $argc) && is_array($argv[0])) {
+            $params     = array();
+            $types      = array();
+            $wellFormed = true;
+            foreach ($argv[0] as $arg) {
+                if (!is_array($arg) || !isset($arg['value'])) {
+                    $wellFormed = false;
+                    break;
+                }
+                $params[] = $arg['value'];
+
+                if (!isset($arg['type'])) {
+                    $xmlRpcValue = Zend_XmlRpc_Value::getXmlRpcValue($arg['value']);
+                    $arg['type'] = $xmlRpcValue->getType();
+                }
+                $types[] = $arg['type'];
+            }
+            if ($wellFormed) {
+                $this->_xmlRpcParams = $argv[0];
+                $this->_params = $params;
+                $this->_types  = $types;
+            } else {
+                $this->_params = $argv[0];
+                $this->_types  = array();
+                $xmlRpcParams  = array();
+                foreach ($argv[0] as $arg) {
+                    if ($arg instanceof Zend_XmlRpc_Value) {
+                        $type = $arg->getType();
+                    } else {
+                        $xmlRpcValue = Zend_XmlRpc_Value::getXmlRpcValue($arg);
+                        $type        = $xmlRpcValue->getType();
+                    }
+                    $xmlRpcParams[] = array('value' => $arg, 'type' => $type);
+                    $this->_types[] = $type;
+                }
+                $this->_xmlRpcParams = $xmlRpcParams;
+            }
+            return;
+        }
+
+        $this->_params = $argv;
+        $this->_types  = array();
+        $xmlRpcParams  = array();
+        foreach ($argv as $arg) {
+            if ($arg instanceof Zend_XmlRpc_Value) {
+                $type = $arg->getType();
+            } else {
+                $xmlRpcValue = Zend_XmlRpc_Value::getXmlRpcValue($arg);
+                $type        = $xmlRpcValue->getType();
+            }
+            $xmlRpcParams[] = array('value' => $arg, 'type' => $type);
+            $this->_types[] = $type;
+        }
+        $this->_xmlRpcParams = $xmlRpcParams;
+    }
+
+    /**
+     * Retrieve the array of parameters
+     *
+     * @return array
+     */
+    public function getParams()
+    {
+        return $this->_params;
+    }
+
+    /**
+     * Return parameter types
+     *
+     * @return array
+     */
+    public function getTypes()
+    {
+        return $this->_types;
+    }
+
+    /**
+     * Load XML and parse into request components
+     *
+     * @param string $request
+     * @return boolean True on success, false if an error occurred.
+     */
+    public function loadXml($request)
+    {
+        if (!is_string($request)) {
+            $this->_fault = new Zend_XmlRpc_Fault(635);
+            $this->_fault->setEncoding($this->getEncoding());
+            return false;
+        }
+
+        try {
+            $xml = new SimpleXMLElement($request);
+        } catch (Exception $e) {
+            // Not valid XML
+            $this->_fault = new Zend_XmlRpc_Fault(631);
+            $this->_fault->setEncoding($this->getEncoding());
+            return false;
+        }
+
+        // Check for method name
+        if (empty($xml->methodName)) {
+            // Missing method name
+            $this->_fault = new Zend_XmlRpc_Fault(632);
+            $this->_fault->setEncoding($this->getEncoding());
+            return false;
+        }
+
+        $this->_method = (string) $xml->methodName;
+
+        // Check for parameters
+        if (!empty($xml->params)) {
+            $types = array();
+            $argv  = array();
+            foreach ($xml->params->children() as $param) {
+                if (!isset($param->value)) {
+                    $this->_fault = new Zend_XmlRpc_Fault(633);
+                    $this->_fault->setEncoding($this->getEncoding());
+                    return false;
+                }
+
+                try {
+                    $param   = Zend_XmlRpc_Value::getXmlRpcValue($param->value, Zend_XmlRpc_Value::XML_STRING);
+                    $types[] = $param->getType();
+                    $argv[]  = $param->getValue();
+                } catch (Exception $e) {
+                    $this->_fault = new Zend_XmlRpc_Fault(636);
+                    $this->_fault->setEncoding($this->getEncoding());
+                    return false;
+                }
+            }
+
+            $this->_types  = $types;
+            $this->_params = $argv;
+        }
+
+        $this->_xml = $request;
+
+        return true;
+    }
+
+    /**
+     * Does the current request contain errors and should it return a fault
+     * response?
+     *
+     * @return boolean
+     */
+    public function isFault()
+    {
+        return $this->_fault instanceof Zend_XmlRpc_Fault;
+    }
+
+    /**
+     * Retrieve the fault response, if any
+     *
+     * @return null|Zend_XmlRpc_Fault
+     */
+    public function getFault()
+    {
+        return $this->_fault;
+    }
+
+    /**
+     * Retrieve method parameters as XMLRPC values
+     *
+     * @return array
+     */
+    protected function _getXmlRpcParams()
+    {
+        $params = array();
+        if (is_array($this->_xmlRpcParams)) {
+            foreach ($this->_xmlRpcParams as $param) {
+                $value = $param['value'];
+                $type  = isset($param['type']) ? $param['type'] : Zend_XmlRpc_Value::AUTO_DETECT_TYPE;
+
+                if (!$value instanceof Zend_XmlRpc_Value) {
+                    $value = Zend_XmlRpc_Value::getXmlRpcValue($value, $type);
+                }
+                $params[] = $value;
+            }
+        }
+
+        return $params;
+    }
+
+    /**
+     * Create XML request
+     *
+     * @return string
+     */
+    public function saveXml()
+    {
+        $args   = $this->_getXmlRpcParams();
+        $method = $this->getMethod();
+
+        $generator = Zend_XmlRpc_Value::getGenerator();
+        $generator->openElement('methodCall')
+                  ->openElement('methodName', $method)
+                  ->closeElement('methodName');
+
+        if (is_array($args) && count($args)) {
+            $generator->openElement('params');
+
+            foreach ($args as $arg) {
+                $generator->openElement('param');
+                $arg->generateXml();
+                $generator->closeElement('param');
+            }
+            $generator->closeElement('params');
+        }
+        $generator->closeElement('methodCall');
+
+        return $generator->flush();
+    }
+
+    /**
+     * Return XML request
+     *
+     * @return string
+     */
+    public function __toString()
+    {
+        return $this->saveXML();
+    }
+}