How to remove a meta description or other contents
Use, wp_head http://codex.wordpress.org/Plugin_API/Action_Reference/wp_head Ref example: Clean up output added via wp_head()
hooks
WordPress add_action the_post hook
Take a look at my answer here, if you are trying to replace the post content: Edit the_content function
How to set Media Box form elements default value?
Not sure about the title part, but you should be able to set some defaults for images using update_option(). You can try adding the following to your functions.php to set the default size to large – you should be able to take it back out after it’s been called once so you’re not updating the … Read more
wp_insert_post hook for a wordpress plugin
The right hook to use before inserting the post is wp_insert_post_data function tr_insert_post($data){ $post [‘post_title’] = “the title: “.$post [‘post_title’]; return $post; } add_action(‘wp_insert_post_data’, ‘tr_insert_post’,1,2); But I think that a better way to achieve that would be to save the post as is and translate later using a filter like the_content this way you save … Read more
Change status of page after an event (Looking for best practice advice)
What you could do is create a metabox for the ‘People’ custom post type which would have radio values ‘Not Sponsored’ and ‘Sponsored’ (Not Sponsored b default). PayPal posts some transaction details to the notify url you have specified. Once you recieve the proper information from PayPal, like payment status is completed, then you could … Read more
Hooking custom PHP output into WP: how to do it, parse_request almost works but not quite
The two most common ways to add in such Plugin output directly into the template are: Use a Theme-provided action hook Instruct the user to add a Plugin function call manually into the template Some, though not many, Themes provide custom action hooks in the template, that you could use to output your Plugin content. … Read more
How can I modify the header of RSS feed items?
this value comes from the template tag the_author(). You can also filter this. But it is important, that you check, that the filter only work on the feeds; see the follow example at the check for is_feed(). After this i change the autor name only, if the string has the value ‘name_xyz’; here is the … Read more
Custom posts and get_post_meta in {$post_status}_{$post_type}
This is how I managed to fix it, Thanks to Stephen Harris. add_action(‘save_post’, ‘parse_csv’, 10, 2); function parse_csv($post_id) { $_pid = $post_id; // Autosave, do nothing if ( defined( ‘DOING_AUTOSAVE’ ) && DOING_AUTOSAVE ) return; // AJAX? Not used here if ( defined( ‘DOING_AJAX’ ) && DOING_AJAX ) return; // Check user permissions if ( … Read more
Thickbox ‘tb_unload’ function being called twice
A very basic fix would be to use one() instead of bind(). But why the function is called twice is still open. Ask your browser’s JavaScript inspector.
Bloginfo hook – can it be more precise?
You can access that, using the additional variable in the Filter Functions. The Filter bloginfo_url uses the $show parameter (the parameter you use when calling bloginfo) and passes it to apply_filters. So hooking into bloginfo_url should be no problem, you just have to make a switch inside the function, and it only applies to e.g. … Read more