It’s simple, use the function is_user_logged_in: <?php if ( is_user_logged_in() ) { ?> <a hef=”link-for-logged-users”></a> <?php } else { ?> <a hef=”link-for-users-not-logged-in”></a> <?php } ?> See here http://codex.wordpress.org/Function_Reference/is_user_logged_in
#1) A doc for a function on WordPress codex lists all related functions at the bottom of the page. For example, this is the doc for the_date(); — look at the section highlighted in the screenshot below: Click on the image to enlarge… #2) Another very good reference is QueryPosts. When you search for a … Read more
I think Netblog plugin seems to be what you’re looking for. Connect posts and external resources (websites, pdf, doc, zip, exe). Use Captions, Footnotes, Bibliography. Netblog is highly customizable.
No this isn’t possible without changing the original code. Filters work on the very first parameter, the other parameters are provided for context. You will need too either get the author to add a filter for the data variable, fork the plugin, or use a competitor. The only exception, is if $data is an object … Read more
Hi @menardmam: Let’s try with what I wrote in the question : $cat->cat_name. How can I know that cat_name is a method that return something from $cat from get_the_category() function? Frankly the best way to know an answer like that is to use a debugging IDE and to trace through the WordPress core source code. … Read more
Several classes have been added since WordPress 2.8 (when the WPEngineer post was written). I would refer directly to the body_class() Codex entry, which currently lists the following: rtl home blog archive date search paged attachment error404 single postid-(id) page-id-(page_id) attachmentid-(id) attachment-(mime-type) author author-(user_nicename) category category-(slug) tag tag-(slug) page-parent page-child parent-pageid-(id) page-template page-template-(template file name) … Read more
How to check from which page the user is coming to the current page?
wp_get_referer() function will give you a referrer page URL. codex documentation here
Offhand I think you’d need two things: First, a rewrite rule in your .htaccess file like so: RewriteEngine On RewriteBase / RewriteRule ^css/(.*) /wp-content/themes/theme-name/css/$1 [L] RewriteRule ^js/(.*) /wp-content/themes/theme-name/js/$1 [L] Second, add a filter to your theme’s functions.php like so: function change_css_js_url($content) { $current_path=”/wp-content/themes/theme-name/”; $new_path=”https://wordpress.stackexchange.com/”; // No need to add /css or /js here since you’re … Read more
The example you give is used when you’re building a plugin/theme using a class. In normal use, your functions.php file would just have: function my_function_to_filter( $args ) { // … function stuff here return $args; } add_filter(‘some_wp_filter’, ‘my_function_to_filter’); If you’re using a class, though, things would look different. You’d likely have a my-class.php file containing: … Read more