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A Simple Front End Controller in PHP
A Front End Controller is part of an MVC pattern.
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The controller receives input and initiates a response by making calls on model objects. An MVC application may be a collection of model/view/controller triplets, each responsible for a different UI element. MVC is often seen in web applications where the view is the HTML or XHTML [...] -
NIST RBAC Data Model
I’m nearing the end of my development work for the first version of the NIST RBAC API for PHP. Rather than trying to explain this myself I quote the Wikipedia page on this and Role Based Access Control (RBAC) in general:
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The NIST RBAC model is a standardized definition of role based access control. Although originally [...] -
Serving media files from a different url with Django and NGINX
Media files in Django are served through the web server and they can be served with a different url than the Django content itself. By spreading requests across multiple urls you can speed up your site because the browser will execute requests in parallel. The rule of thumb seems to be a maximum of 2-3 [...]
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Logging out of a Basic Authentication session (with PHP example)
A good friend of mine asked if it was possible to log out of a Basic Authentication session. My first knee-jerk response was that Basic Authentication has no log out function and you should close the browser to safely log out of the session. After some days silence he came back with a script he’d [...]
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Changes to this site
As explained in one of the first posts on this blog this site is basically just one big Atom feed that gets transformed into this blog by using a bit of Apache content negotiation and client side XSLT. Besides some issues with browsers ignoring client side XSLT in a feed and forcing their own rendition [...]
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A Query Engine for PHP
Looking at the code in the previous entry wasn’t exactly a pleasant aesthetic experience (sorry for that, bit of a botched job) so for my new project, an implementation of the NIST RBAC model in PHP, I decided to code a nice generic PHP query engine. The Query Engine takes a number of arguments like [...]
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Transactions, prepared statements and PHP mysqli
How to do prepared statements and transactions in the mysqli PHP extension
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How to use PHP XPath queries with XHTML
My work for the Lilliput CMS has lead to some interesting new findings about PHP 5’s new DOM functions, particularly the XPath part of it. Whilst working on the templating structure for Lilliput I couldn’t get the DOM XPath queries to work on the file at hand, a normal XHTML 1.0 Strict document. With an [...]
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Building the previous blog
This blog uses used a novel approach (I think) in that it is was entirely Atom 1.0 based. There is was no underlying (X)HTML, everything is was Atom (with a hint of XSL). I came to this approach after I figured out that it is silly to serve the same content in multiple formats [...]
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