I can’t give you links to the plugin repo, but here are some great people who share good code (in pretty different styles) on Github. Just take a look at the repos or their gists: Frank Bültge Thomas Scholz Mike Schinkel Franz Josef Kaiser (me 😉
If I understand you correctly you want to have a URL something like the following whose response to the browser will be the content you generate, i.e. your .CSV file and no generated content from WordPress? http://example.com/download/data.csv I think you are looking for the ‘template_redirect’ hook. You can find ‘template_redirect’ in /wp-includes/template-loader.php which is a … Read more
Filters and actions are both assigned to hooks. Functions assigned to hooks are stored in global $wp_filter variable. So all you have to do is to print_r it. print_r($GLOBALS[‘wp_filter’]); PS. add_action function makes a add_filter call. And the latter does $wp_filter[$tag][$priority][$idx]. NOTE: you can directly add this code in functions.php, and you will see a … Read more
Welcome to WordPress stack exchange! Just yesterday I created WP-Markdown, which enables Markdown on your posts. It also provides the same interface as this website (the toolbar, and live preview) – however, currently only for comments and bbPress forums (if enabled). That said, (since it would be straightforward to do), I am planning on adding … Read more
Whenever you find a piece of code without clear installation instructions it is probably a plugin. The example you gave is a good one, because that is the most common case: add_action(‘template_redirect’, ‘remove_404_redirect’, 1); function remove_404_redirect() { // do something } To use such a snippet, put it into a plugin: Create a new file, … Read more
To add our button to the TinyMCE editor we need to do several things: Add our button to the toolbar Register a TinyMCE plugin Create that TinyMCE plug-in which tells TinyMCE what to do when our button is clicked. Steps #1 and #2 In these steps we register our TinyMCE plug-in which will live inside … Read more
Yes. When you register your post type you need to set show_in_menu to the page you would like it displayed on. Adding a custom post type as a sub-menu of Posts Here we set the “movies” post type to be included in the sub-menu under Posts. register_post_type( ‘movies’, array( ‘labels’ => array( ‘name’ => __( … Read more
As you suggest, the most elegant approach is when your CSS overrides are loaded after the CSS injected by the plugins. This is quite easy to achieve – you just need to make sure that your header.php calls wp_head() before it references your style sheet: <head> <!– all the usual preamble stuff goes here –> … Read more
The Editor There are others, but this is most used: Poedit, a cross-platform gettext catalogs (.po files) editor. The Formats .mo stands for Machine Object — compiled export of the .po file which is used by WordPress .po stands for Portable Object — editable text file with the translations strings — based on the master … Read more
They are defined as follows: define( ‘ABSPATH’, dirname(dirname(__FILE__)) . “https://wordpress.stackexchange.com/” ); define( ‘WPINC’, ‘wp-includes’ ); dirname is a PHP function that returns the path of the parent directory, and wp-includes is pretty self explanatory. I would say ABSPATH is better because it’s one of the first things WP loads and it also looks better:) But … Read more