The term Session in web development refers to a general method of storing semi-permanent data, such as user logins, user interactions, ecommerce shopping carts, and many other examples. PHP has a system called $_SESSION, which is exceptionally simple to use, but has same major draw backs, including security issues, and intermittent support across server environments. A few months [...]
View Post Eric Mann, WP_SessionRight-To-Left languages are those that start on the right and move to the left, in terms of word order and letters. By default, WordPress runs in Left-To-Right mode, but there are thousands and thousands of WordPress users that read RTL. One of the points that most WordPress plugin developers fail on is testing and ensuring [...]
View Post RTL
Adding new menus, both top level and sub level, to the WordPress Dashboard is a really common task for plugins. Whether it be via a custom post type, a settings page, or even a help page, dashboard menus are often the focus point for plugins from a user perspective, so it’s really important that you [...]
View Post add_menu_page, add_submenu_pageIn this part of Plugin Development 101 you will be introduced to how to load scripts and styles in your WordPress plugins. This is a fundamental element of WordPress plugin development and is used in the vast majority of all plugins. There are many ways that asset loading can be done wrong, so I want to [...]
View PostThis part of the User Follow System tutorial series will focus on writing the necessary javascript for trigger the follow/unfollow actions. When a follow or unfollow link is clicked, the javascript will trigger an ajax action that then talks to the server and tells it which user is being followed or unfollowed, and which user [...]
View PostThe WordPress short code API is one that plugin developers use a lot. Short codes are used for kinds of things: gallerys, related post lists, purchase buttons, alert messages, etc. Whether your plugin uses them or not, every single plugin developer will write at least one short code. This part of Plugin Development 101 will [...]
View Post add_shortcode Short CodeThis part of the series is the first one where we look at creating a complete sample plugin. It’s a very simple plugin, but a complete plugin nonetheless. For this plugin we are registering a new customer post type called “Books”. Registering custom post types is something that we do a lot in plugin development, [...]
View Post register_post_typeIn this part of Plugin Development 101 we take a look at another of the most important tools plugin developers use every day: actions. Just like filters, the presence of actions throughout WordPress are one of the elements that make plugin development possible, so having a good understanding of what they are and how they [...]
View Post add_action, do_actionIn this part of the User Follow System tutorial series, we will be writing our function to display follow / unfollow links.
View PostIn this part of Plugin Development 101 we take a look at one of the most important tools plugin developers use every day: filters. The presence of filters throughout WordPress are one of the elements that make plugin development possible, so having a good understanding of what they are and how they work is extremely [...]
View Post add_filter, apply_filters