That ‘global flag’ is called a cookie 🙂 I struggled with the same issue a couple of weeks back, looking for AJAX calls, site options and user preferences until I figured it out. If you check WP’s source code for generating the first line of the JS function you’re having trouble with, you’ll see that … Read more
The admin area can definitely be themed, using either CSS, a plugin, or a combination of both. To get started, read the Codex page on Creating Admin Themes. To expand further – any overriding of core WP functions must be done from a plugin. It’s fairly simple, and just like any other function override – … Read more
You may take a look at my 404 Tools plugin. I run a filter on ‘404_template’ there. The filter function is getting the template URL as an argument, and it is still possible to send HTTP headers. You could hook into this filter too, prepare some data you may need to print out later, change … Read more
Make sure there is no blank space or any extra character after ?> of PHP. It’s seen that such errors are usually causes by extra characters after ?> at the end of file. Please check both the files mentioned in the error code. Let us know if this resolves your error.
Here’s a solution. See comments at the end… // I am a functions.php file of a plugin called “sample” — implement me slightly differently for a theme. // Note this code requires WP 3.0 or greater. class SAMPLE { public static function activatePlugin() { self::rewriteURL(); flush_rewrite_rules(); if (get_option(‘permalink_structure’) == ”) { self::updatePermalinks(); } // add … Read more
To update a post. <input id=”publish” class=”button-primary” type=”submit” value=”Update” accesskey=”p” tabindex=”5″ name=”save”>
Hmm – I have to wonder why you don’t just have the selection that you would have on the first page be in a metabox in the add new page – and maybe make it appear top right ? Given that the implication is that they could change the prefilled data anyway? Failing that, a … Read more
I’ve run across this before. What I did was use get_posts() to return a list of the pages in the site and making the pages options in a drop down menu in a meta box. // $your_args is an array that you’ve previously declared to get all the pages. $pages = get_posts($your_args); foreach( $pages as … Read more
Answer remade and now working as per the Question specifications. To add a menu item to each site of the network if an specific plugin is active in that site, I’m using a Must Use plugin. It only runs if is_multisite() and if is_admin_bar_showing(). In this example, the plugin is instantiated with the following values … Read more
By adding the function to the publish_post hook it executes when the post gets published as the page is refreshing. That’s whats causing the headers already sent message. This looks like some sort of chat that gets saved back to the database. If this needs to run on the front end of the site you … Read more