Monthly Archives: November 2008

Signing SOAP Headers In PHP Web Services

Posted on November 18, 2008 by dimuthu

Non-Repudiation and Integrity are two main security issues addressed by signing a message. If you are writing a web service or a service consumer in PHP you can use the WSF/PHP toolkit to sign messages. Here is how you can … Continue reading →

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Detect Replay Attacks In to Your PHP Web Service

Posted on November 17, 2008 by dimuthu

Replay attack is a common kind of attack, the hackers are using to break the security of a web service. If you can intercept one soap message while it is transferring through the wire, you can replay that message to … Continue reading →

Posted in php, security, Tutorial/Guide, web services, wsf/php, wso2 | Tagged , , , , , , | 2 Comments

RESTful URL Mapping in WSF/PHP

Posted on November 16, 2008 by dimuthu

In a RESTful design, choose of URLs for resources are really important. The URL uniquely represents a resource. Service consumers can change some parts in the URL to access different other resources. So it is clear that the URL consists … Continue reading →

Posted in DataServices, php, REST, RESTful, SQL, Tutorial/Guide, web services, wsf/php, wso2 | Tagged , , , , , , | 1 Comment

Understanding OpenID – Slide Show

Posted on November 14, 2008 by dimuthu

In this presentation, Prabath Siriwardena, the lead developer of the WSO2 Identity Solution, gives a comprehensive introduction to “OpenID”. Understanding OpenID You can find more of his posts about OpenID in his blog http://blog.facilelogin.com/

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Mashup Server Screencasts

Posted on November 14, 2008 by dimuthu

Jonathan Marsh, VP of Business Development of WSO2, recently released three screencasts explaining the features of WSO2 Mashup Server and how you can use these features in building your own Mashups. The first screencast targeted at newbies to introduce the … Continue reading →

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XML Schema Simple Types & How WSDL2PHP Convert Them To PHP

Posted on November 13, 2008 by dimuthu

As many of other languages, XML schema too have data types. Basically it can be categorized in to two groups. Simple Types Complex Types The different between these 2 types are so easy to identify. Say you have a schema … Continue reading →

Posted in php, Tutorial/Guide, web services, WSDL, wsf/php, wso2, xml, xml schema | Tagged , , , , , , , , , | 5 Comments

WSF/PHP Test Cases Explained

Posted on November 11, 2008 by dimuthu

WSO2 WSF/PHP comes with a comprehensive set of test cases. It covers the most of the basic/concrete scenarios supported by WSF/PHP. You can find these test cases inside the “src/tests” directory of WSF/PHP source package. Or you can find the … Continue reading →

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WSF/PHP Samples Explained

Posted on November 7, 2008 by dimuthu

Here is a simple categorization of the WSF/PHP samples. You can access all the wsf/php samples from http://labs.wso2.org/wsf/php/solutions/samples/index.html. Sample Category Example Client Source Code Example Service Source Code Online Demo Beginners echo_client.php echo_service.php Demo REST echo_client_rest.php echo_service_with_rest.php Demo WSDL Mode … Continue reading →

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Use of MySQL ‘GROUP BY’ to Derive Statistics

Posted on November 6, 2008 by dimuthu

We use ‘GROUP BY’ SQL construct to query the data with aggregating some rows according to a field. For an example say if your blog database store your blogs in a table call ‘Blog’ and it has ‘Date’ as a … Continue reading →

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Sending Custom SOAP Headers in PHP Web Services

Posted on November 3, 2008 by dimuthu

Few months ago, I blogged about How you represent custom headers in a WSDL. In there I mentioned, WSF/PHP is going to support sending and handling custom SOAP headers with the 2.0 release which was released early September. Today I … Continue reading →

Posted in php, Tutorial/Guide, web services, WSDL, wsf/php, wso2, xml schema | Tagged , , , , , , , | 6 Comments