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July 28, 2022 15:23
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Create a custom excerpt from ACF field
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//Custom excerpts for ACF fields | |
function wp_trim_excerpt_modified($text, $content_length = 55, $remove_breaks = false) { | |
if ( '' != $text ) { | |
$text = strip_shortcodes( $text ); | |
$text = excerpt_remove_blocks( $text ); | |
$text = apply_filters( 'the_content', $text ); | |
$text = str_replace(']]>', ']]>', $text); | |
$num_words = $content_length; | |
$original_text = $text; | |
$text = preg_replace( '@<(script|style)[^>]*?>.*?</\\1>@si', '', $text ); | |
// Here is our modification | |
// Allow <p> and <strong> | |
$text = strip_tags($text, '<p>,<strong>'); | |
if ( $remove_breaks ) | |
$text = preg_replace('/[\r\n\t ]+/', ' ', $text); | |
$text = trim( $text ); | |
if ( strpos( _x( 'words', 'Word count type. Do not translate!' ), 'characters' ) === 0 && preg_match( '/^utf\-?8$/i', get_option( 'blog_charset' ) ) ) { | |
$text = trim( preg_replace( "/[\n\r\t ]+/", ' ', $text ), ' ' ); | |
preg_match_all( '/./u', $text, $words_array ); | |
$words_array = array_slice( $words_array[0], 0, $num_words + 1 ); | |
$sep = ''; | |
} else { | |
$words_array = preg_split( "/[\n\r\t ]+/", $text, $num_words + 1, PREG_SPLIT_NO_EMPTY ); | |
$sep = ' '; | |
} | |
if ( count( $words_array ) > $num_words ) { | |
array_pop( $words_array ); | |
$text = implode( $sep, $words_array ); | |
} else { | |
$text = implode( $sep, $words_array ); | |
} | |
} | |
return $text; | |
} | |
//Heres' how to use it: | |
<?php $trimmed_text = wp_trim_excerpt_modified( get_field('the_content'), 40 ); | |
$last_space = strrpos( $trimmed_text, ' ' ); | |
$modified_trimmed_text = substr( $trimmed_text, 0, $last_space ); | |
echo '<p class="excerpt mb-0">' . $modified_trimmed_text . '...</p>'; ?> | |
</div><!-- .the-excerpt --> |
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