shortcode - Read For Learn

How to display some selected user meta data on a specific page with a shortcode?

Here is the simplest shortcode that will do the job for you add_shortcode(‘USER_META’, ‘user_meta_shortcode_handler’); /** * User Meta Shortcode handler * usage: [USER_META user_id=1 meta=”first_name”] * @param array $atts * @param string $content * @return stirng */ function user_meta_shortcode_handler($atts,$content=null){ return esc_html(get_user_meta($atts[‘user_id’], $atts[‘meta’], true)); } USAGE: [USER_META user_id=1 meta=”first_name”] [USER_META user_id=1 meta=”last_name”]

append stylesheet via shortcode

here is a handy function i use a lot which is based on the_posts hook function check_for_shortcode($posts) { if ( empty($posts) ) return $posts; $flag = false; foreach ($posts as $post) { if ( stripos($post->post_content, ‘[YOUR_SHORTCODE_HERE’) ) $flag = true; break; } if ($flag){ //add scripts and styles here eg: //wp_enqueue_script //wp_enqueue_style } return $posts; … Read more

Display random text from a file with the WP built-in AJAX API

to have the good path to the file, try this : $array = file(plugin_dir_path(__FILE__) . “quotes.txt”);

Shortcodes not resolved in AJAX call response

Since version 4.9 visual composer added shortcode lazy loading. To use VC shortcodes on AJAX content use this function before printing the content WPBMap::addAllMappedShortcodes();. So below code may help you, function get_page_content(){ $id = $_REQUEST[‘id’]; $page_data = get_page($id); WPBMap::addAllMappedShortcodes(); echo apply_filters(‘the_content’, $page_data->post_content); wp_die(); } add_action( ‘wp_ajax_nopriv_get_page_content’, ‘get_page_content’ ); add_action( ‘wp_ajax_get_page_content’, ‘get_page_content’ );

How to create tabled index of posts in a certain category

There several different ways to achieve that: a custom template, a metabox, or a shortcode. In all cases you will probably use get_posts() or WP_Query to fetch the posts and some method to set the category. The following sample code illustrates that with a shortcode. Basic usage You just write the shortcode in your post … Read more

Front-End Form Submission in Shortcode

You have to hook an earlier action to check if the form was submitted. Something like: function wpa_process_form(){ if( isset( $_POST[‘my_form_data’] ) ){ // process form and redirect } } add_action( ‘init’, ‘wpa_process_form’ );

Pass javascript result to shortcode executer function

What is wrong with this Shortcode? I get it in a wrong place inside the content

Couple things: I think your shortcode function should return the value rather than print it, and you shouldn’t have the output wrapped in braces like that (the one just before the first div, and the one just before the return). Unless that’s some obscure php syntax I’ve never seen (which is entirely possible)? As far … Read more

WordPress Custom Shortcode Conflicting with Media Library

First, I’m assuming you put the code in the theme functions.php file, and if so, then there should be no direct output echoed in that file: Good: <?php // Assume this is wp-content/themes/your-theme/functions.php function some_func() { echo ‘This is a good output; it\’s not a direct output coming from the file.’; echo ‘The output is … Read more

Execute shortcode only in another shortcode

To use a different callback for the nested headings switch the shortcode handler in the pricing_box callback and restore the main handler before you return the string. add_shortcode( ‘pricing_box’, ‘shortcode_pricing_box’ ); add_shortcode( ‘heading’, ‘shortcode_heading_main’ ); function shortcode_pricing_box( $atts, $content=”” ) { // switch shortcode handlers add_shortcode( ‘heading’, ‘shortcode_heading_pricing_box’ ); $out=”<div class=”pricing-box”>” . do_shortcode( $content ) … Read more

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