Category Archive: PHP
Posts about PHP
Here are some scrap PHP scripts leftover from my work on Dashboard Widgets Suite. These functions were considered specifically for use with the System Information Widget, and provide a variety of details about the current server configuration and software setup.
This quick PHP snippet can be used to check if a specific URL exists. I use this in one of my projects for checking the existence of a robots.txt file on the site. Can be modified to check for files on any publicly accessible site.
Working on setting up Cron on ASO server for testing purposes.. just want to ping a URL/file, not save or send any output whatsoever. Here are my notes for future reference.
Here is a simple PHP function I use to prevent XSS attacks. Use it to sanitize any user-input or otherwise unknown variables before use.
Two quick functions, one for adding a query string variable and another to remove a query string variable. Either of these functions can be used in any PHP script to modify query-string parameters.
Quick copy-n-paste function to truncate or shorten a string of text to a specific number of characters. Useful for things like “next” and “previous” navigation links and so forth.
Here we have a simple and effective PHP function that checks whether or not HTTPS (via SSL) is used for the current request.
I am always using this PHP code snippet, which basically loops through an array that may or may not include nested arrays. So to make things easier, I am posting here for quick reference.
On the Web, Cross-Site Scripting (XSS) is one of the most common types of attacks. Fortunately, there is an easy fix: always filter input data and always escape output data.
A couple of functions used at htaccessbook.com to enable unescaped/unencoded pre and code tags in bbPress forum posts.
Twitter changes their API quite a bit, however it is still possible to display a simple “tweet this” link anywhere on your web pages.
When working with the WP API, you may need to check the current version of PHP to ensure compatibility.