plugin-development - Read For Learn

Can i do plugin commits directly from a plugin folder inside an installation using the Trunk SVN

I run a WordPress checkout of trunk, a branch, or a tag. This way I can switch WordPress versions easily: svn sw http://svn.automattic.com/wordpress/trunk svn sw http://svn.automattic.com/wordpress/tags/3.1 In wp-content/plugins I have a trunk checkout for each of my plugins: cd wp-content/plugins svn co http://plugins.svn.wordpress.org/stats/trunk/ stats I do my work on the stats plugin (updating the changelog … Read more

Custom Nav Menu items default to ‘menu-item-type’ => ‘custom’. How to make a “page” menu item?

There’s a filter: function wpse15368_update_menu_item_type( $args ) { return $args[‘menu-item-type’] = ‘page’; } add_action( ‘wp_update_nav_menu_item’, ‘wpse15368_update_menu_item_type’ );

Edit or Remove Plugin .htaccess Using The Admin Panel

You can delete files per plugin if the server’s PHP user has write permissions. The trick is to delete it immediately on activation. Here is a basic sample code: <?php # -*- coding: utf-8 -*- /** * Plugin Name: Delete .htaccess * Description: Deletes the .htaccess file on activation, deactivates itself then. * Plugin URI: … Read more

Creating custom field with drop down on new post page

Instead of defining the default values for custom fields, you should do like Milo says. You should have something like this in your functions.php. I tried to follow what you need, but didn’t test it. <?php // action to add meta boxes add_action( ‘add_meta_boxes’, ‘voodoo_dropdown_metabox’ ); // action on saving post add_action( ‘save_post’, ‘voodoo_dropdown_save’ ); … Read more

Load visual editor without custom styling

While @s_ha_dum’s solution works fine on a custom plugin page, it will fail if you use TinyMCE on a post editor page after the first editor instance has been called, because it would either affect all editors or at least the editors later on the same page. TinyMCE parses custom styles into its settings during … Read more

Custom Post Type Link from Plugin

Magic here is: ‘show_ui’ => true, ‘show_in_menu’ => ‘plugins.php’, Try this: function restaurant_menu_items() { $labels = array( ‘name’ => __(‘Restaurant Menu Items’, ‘post type general name’), ‘singular_name’ => __(‘Restaurant Menu Item’, ‘post type singular name’), ‘add_new’ => __(‘Add New’, ‘product page’), ‘add_new_item’ => __(‘Add New Menu Item’), ‘edit_item’ => __(‘Edit Menu Item’), ‘new_item’ => __(‘New … Read more

Empty POST data on server on AJAX request using Angular $http

I got it. I just should have used $_REQUEST instead of $_POST within every function which handles AJAX requests.

How do you use the plugin boilerplate loader class to hook actions and filters?

This answer assumes a basic understanding of working with classes and objects. The complete answer is a bit long, so skip down to the checklist summary at the bottom if you’re impatient. Read and follow the entire answer if you don’t understand the summary. In order to understand how to use the loader, we should … Read more

How to log plugin errors to plugin error_log file

By setting the second argument to 3 for error_log: $pluginlog = plugin_dir_path(__FILE__).’debug.log’; $message=”SOME ERROR”.PHP_EOL; error_log($message, 3, $pluginlog); http://php.net/manual/en/function.error-log.php

Does using set_transient() function can lead to MySQL problems?

Does using set_transient() function can lead to MySQL problems? No, although if you used it so much that the MySQL server ran out of disk space, then yes it could cause issues. However, you would know that’s the case by checking the disk space, and if you manage to do this then I would consider … Read more

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