First, a note on how the filter functions work. If a developer has something that they want to filter/let others filter, then they apply any filters they/others have to it by calling apply_filters(). If you have a certain function that you want to filter something with, you add your function to that filter hook with … Read more
Pass parameter to the upload_dir filter
Your problem is not as much filtering content, as content assuming too much about context and doing things that content shouldn’t really. You don’t read the book where text decides to color itself, it’s decided for it. I would suggest to consider decoupling content from active context-specific functionality. You can still use shortcodes, but instead … Read more
Run oembed separately outside the_content()
pre_ is a terrible prefix for this because it’s going to interfere with all of the WordPress internal hooks that are prefixed with pre_. But if you want to get the name of all the actions and filters called on a certain page you can use the all hook which adds your callback to every … Read more
This can be set by passing arguments to the $control_options of the parent widget constructor, which is the fourth argument. Here is an example constructor: class Custom_Widget extends WP_Widget { /** * Sets up the widgets name etc */ function __construct() { $widget_options = array( ‘description’ => __( ‘Featured Pages Widget.’, ‘affiliate’ ) ); $control_options … Read more
You only want to add a class name based on the counts. Your above code looks like you may have copy/pasted from somewhere but you don’t need all that. I just tested this with wp_generate_tag_cloud_data (#L869) and wp_tag_cloud() and it’s working. Unfortunately for a basic test site like mine, the small count represents the largest … Read more
add_filter ( string $tag, callable $function_to_add, int $priority = 10, int $accepted_args = 1 ) Hook a function or method to a specific filter action. WordPress offers filter hooks to allow plugins to modify various types of internal data at runtime. A plugin can modify data by binding a callback to a filter hook. When … Read more
Contrary to the comments… I’d say that you should use filter as in method 1 because… Message will depend on quite a few things right now, You just do a test if statement, later on message may depend on some other factors ( like maybe validating a nonce on failure giving message ‘None invalid’ ). … Read more
Add guid filter to attachment in media library grid mode