theme-development - Read For Learn

wp_update_nav_menu_item() to insert categories

After using the Chrome inspector on the “Appearance > Menus” categories panel I was able to sniff out the hidden form values that are passed when one manually adds a category to a custom menu via the wizard: <li> <label class=”menu-item-title”> <input type=”checkbox” class=”menu-item-checkbox” name=”menu-item[-11][menu-item-object-id]” value=”181″> Category One</label> <input type=”hidden” class=”menu-item-db-id” name=”menu-item[-11][menu-item-db-id]” value=”0″> <input type=”hidden” … Read more

Adding a text domain to every __(), _e() and __n() gettext call without a plan to create own translations

Before we go into details, it should be noted that the guides you are referring to is only what it is, a guide. Just like coding standards (which not even the core developers stick to 🙂), the WordPress Handbook is just a guide to developers, it is not the alpha and omega. The basic idea … Read more

Is the theme customizer slowing down my site?

How often are the theme mods changed? A lot in the design phase, maybe a couple of times later on. Always by admins, never by ordinary users, let alone visitors. So, it doesn’t make sense to generate the full css at every pageload (additional background info). A better approach is to generate the css only … Read more

default favicon for a theme?

You have to change the defualt Site Icon using the Customizer API. $wp_customize->add_setting( ‘site_icon’ , array( ‘default’ => YOUR_IMAGE_URL_HERE, ) );

Changing the visible url path to css & js files

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

Twenty Eleven home page show only excerpt

The template you’re actually after is “content.php” You’ll want to change this line: <?php if ( is_search() ) : // Only display Excerpts for Search ?> <div class=”entry-summary”> <?php the_excerpt(); ?> </div><!– .entry-summary –> <?php else : ?> <div class=”entry-content”> <?php the_content( __( ‘Continue reading <span class=”meta-nav”>→</span>’, ‘twentyeleven’ ) ); ?> <?php wp_link_pages( array( ‘before’ … Read more

When coding a WordPress theme, where does the theme (i.e. the presentation) end and the plugin (i.e. the functionality) begin?

I would say that one line would be presention versus creation of content. It is one thing to have a slider that displays certain posts; it is another entirely to have a new post type for the slider. A slider can be set to display content based on existing taxonomies, or existing post meta (such … Read more

When to use esc_url, esc_html, esc_attr, and friends?

Those function are used to produce a valid HTML and not to sanitize input. You should use them anytime you are not 100% sure that what you want to output is a valid HTML for that context. Should you escape everything? I guess the _s theme people decided that it is better to be safe … Read more

Automatically install wordpress plugin at theme activation

Edited Answer: TMG is a very popular auto plugin installer for WordPress and a lot of Premium theme author use it. You can get the php class here https://github.com/thomasgriffin/TGM-Plugin-Activation. Also when you will download it you will get a php file named example.php. You just have to include that example.php file in your function.php file … Read more

redirect does not work in ajax function

The AJAX request runs in the background. Redirects here do not affect the main page. And 302 is not an error, it is just a status code. Your AJAX response should return either the URL and the status code to the calling page or just a number like 1. Then you handle the redirect in … Read more

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