shortcode - Read For Learn

How To Ignore a Filter On Applying Filter the Content In a Function

You can temporarily detach the function from the hook. // THIS IS MY PROBLEM LINE, i USE Apply Filters for post content…. $priority = has_filter(‘the_content’, [‘TableOfContents’, ‘writeTOC’] ); if ( $priority !== false ) remove_filter(‘the_content’, [‘TableOfContents’, ‘writeTOC’], $priority ); $meta = apply_filters(‘the_content’, $post->post_content); if ( $priority !== false ) add_filter(‘the_content’, [‘TableOfContents’, ‘writeTOC’], $priority ); $meta … Read more

Can shortcodes contain conditional statements? Even without them my shortcode renders blank page

your conditional breaks the concatenation of the strings (which is not in your code, anyway) try to re-write this section: function info($atts, $content = null) { extract(shortcode_atts(array( “name” => ”, “image” => ”, “address” => ”, “phone” => ”, “email” => ”, “website” => ”, “description” => ”, “amenities” => ” ), $atts)); $output=”<span class=”sort”>”; … Read more

Shortcode Displaying Custom Post Types

ok, i still don’t love the idea of a second query, but you’re right it is hard to add content to the archives pages. there were 3 problems that i found: next_posts_link and previous_posts_link both echo, you need their get_ equivalents. when you look up get_next_posts_link, you find that it relies on the global $wp_query… … Read more

Shortcode Not displayed at the Right Place [duplicate]

Shortcodes are supposed to return your html, not echo it. Make sure you check the documentation on the Shortcodes API http://codex.wordpress.org/Shortcode_API

Shortcodes, output buffering, and WordPress functions

Should I just bring these forms out into templates instead? It depends on the form, and you haven’t printed much detail about what your forms do. Shortcodes are nice but are not the right tool for every job. I would: Prefer a dedicated template to a shortcode, especially for long forms. You start to get … Read more

How to handle valueless attributes in shortcodes?

Use 0 and 1 as shortcode values and use that show or hide the HTML attribute. Example with an element input and the attribute required: function input_shortcode( $atts ) { $values = shortcode_atts( array ( ‘type’ => ‘text’, ‘value’ => ”, ‘name’ => ”, ‘id’ => ”, ‘required’ => 0, ), $atts ); $values = … Read more

ob_get_clean returns empty string, ob_get_flush outputs string

The reason my code was failing was due to it reaching a memory limit. I was adding a filter to the_content, and was calling another plugin’s API (Custom Field Suite) to get some meta data that was of the WYSIWYG type. This type of field runs through the_content filter, so I was hitting an infinite … Read more

How to use get_media_embedded_in_content function

The get_media_embedded_in_content() function is a handy helper function, though it doesn’t seem to be used in the core (ver. 4.2.2). Regular expression: To understand the get_media_embedded_in_content() function, we must understand the following regular expression: #<(?P<tag>video|audio|object|embed|iframe)[^<]*?(?:>[\s\S]*?<\/(?P=tag)>|\s*\/>)# There are many online regular-expression tools to help us with that. Like this one: Debuggex demo We note that it’s … Read more

WordPress Shortcode and Dynamic CSS

The closest to a reference technique in core would be shortcode. If you look at the source of implementing gallery_shortcode() function you’ll see that it: Generates instance number (so multiple shortcodes can be distinguished). Outputs dynamic CSS inline into a page source, for each instance. I wouldn’t consider it particularly neat solution, but it is … Read more

Search content for shortcodes and get parameters

This is working for me $shortcode=”book”; $pattern = get_shortcode_regex(); // if shortcode ‘book’ exists if ( preg_match_all( “https://wordpress.stackexchange.com/”. $pattern .’/s’, $post->post_content, $matches ) && array_key_exists( 2, $matches ) && in_array( $shortcode, $matches[2] ) ) { $shortcode_atts = array_keys($matches[2], $shortcode); // if shortcode has attributes if (!empty($shortcode_atts)) { foreach($shortcode_atts as $att) { preg_match(‘/id=”(\d+)”https://wordpress.stackexchange.com/”, $matches[3][$att], $book_id); // … Read more

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