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eZ Components 2007.2rc1

Webdav: ezcWebdavServer

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Class: ezcWebdavServer

Base class for creating a webdav server, capable of serving webdav requests. [source]
 1.  $server ezcWebdavServer::getInstance();
 2.  
 3.  // Optionally register aditional transport handlers
 4.  
 5.  // This step is only required, if you want to add custom or third party extensions
 6.  // implementations for special clients.
 7.   $server->configurations[new ezcWebdavServerConfiguration(
 8.      // Regular expression to match client name
 9.           '(My.*Webdav\s+Cliengt)i',
10.      // Class name of transport handler, extending <a href="../Webdav/ezcWebdavTransport.html">ezcWebdavTransport</a>
11.           'myCustomTransportTransport'
12.  );
13.  $server->configurations[new ezcWebdavServerConfiguration(
14.      // Regular expression to match client name
15.           '(.*Firefox.*)i',
16.      // Class name of transport handler, extending <a href="../Webdav/ezcWebdavTransport.html">ezcWebdavTransport</a>
17.           'customWebdavMozillaTransport',
18.      // A custom implementation of <a href="../Webdav/ezcWebdavXmlTool.html">ezcWebdavXmlTool</a>
19.           'customWebdavXmlTool',
20.      // A custom implementation of <a href="../Webdav/ezcWebdavPropertyHandler.html">ezcWebdavPropertyHandler</a>
21.           'customWebdavPropertyHandler',
22.      // A custom path factory
23.           new customWebdavPathFactory()
24.  );
25.  
26.  // Serve data using file backend with data in "path/"
27.   $backend new ezcWebdavBackendFile'/path' );
28.  
29.  // Make the server serve WebDAV requests
30.   $server->handle$backend );

Properties

ezcWebdavServerConfigurationManager read/write  $configurations
Webdav server configuration manager, which holds and dispatches configurations that fit for a certain client.

Member Variables

protected ezcWebdavServer $instance
Singleton instance.
protected array(string=>mixed) $properties = array()
Properties.

Method Summary

protected void __construct( )
Creates a new instance.
public static ezcWebdavServer getInstance( )
Returns singleton instance.
public void handle( $backend, [$uri = null], $uri )
Handles the current request.
public void init( $pathFactory, $xmlTool, $propertyHandler, $headerHandler, $transport )
Initializes the server with the given objects.
public void reset( )
Reset the server to its initial state.

Methods

__construct

void __construct( )
Creates a new instance.
The constructor is private due to singleton reasons. Use getInstance() and then use the properties of the server to adjust its configuration.

getInstance

ezcWebdavServer getInstance( )
Returns singleton instance.
The instantiation of 2 WebDAV servers at the same time does not make sense and could possibly cause strange effects, like double sending of a response. Therefore the server implements a singleton and its only instance must be retrieved using this method. Configuration changes can then be performed through the properties of this instance.

handle

void handle( ezcWebdavBackend $backend, [ $uri = null], string $uri )
Handles the current request.
This method is the absolute heart of the Webdav component. It is called to make the server instance handle the current request. This means, a ezcWebdavTransport is selected and instantiated through the ezcWebdavServerConfigurationManager in $configurations. This transport (and all other objects, created from the configuration) is used to parse the incoming request into an instance of ezcWebdavRequest, which is then handed to the submitted $backend for handling. The resulting ezcWebdavResponse is serialized by the ezcWebdavTransport and send back to the client.
The method receives at least an instance of ezcWebdavBackend, which is used to server the request. Optionally, the request URI can be submitted in $uri. If this is not the case, the request URI is determined by the server variables
  • $_SERVER['SERVER_NAME']
  • $_SERVER['REQUEST_URI']

Parameters

Name Type Description
$backend ezcWebdavBackend  
$uri string  
$uri  

init

void init( ezcWebdavPathFactory $pathFactory, ezcWebdavXmlTool $xmlTool, ezcWebdavPropertyHandler $propertyHandler, ezcWebdavHeaderHandler $headerHandler, ezcWebdavTransport $transport )
Initializes the server with the given objects.
This method is marked proteced, because it is intended to be used by by ezcWebdavServerConfiguration instances and instances of derived classes, but not directly.

Parameters

Name Type Description
$pathFactory ezcWebdavPathFactory  
$xmlTool ezcWebdavXmlTool  
$propertyHandler ezcWebdavPropertyHandler  
$headerHandler ezcWebdavHeaderHandler  
$transport ezcWebdavTransport  

reset

void reset( )
Reset the server to its initial state.
Resets the internal server state as if a new instance has just been constructed.

Last updated: Wed, 05 Dec 2007