Created
February 25, 2018 20:42
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<?php | |
/** | |
* Adding an ad after the second paragraph | |
* | |
*/ | |
add_filter( 'the_content', 'tb_insert_post_ads' ); | |
function tb_insert_post_ads( $content ) { | |
$ad_code = 'The ad code goes here. Both static ads and Google Adsense.'; | |
if ( is_single() && ! is_admin() ) { | |
// The number in front of the content defines where the code appears. Here, it pops up after the article's second paragraph. | |
return tb_insert_after_paragraph( $ad_code, 2, $content ); | |
} | |
return $content; | |
} | |
// Parent Function that makes the magic happen | |
function tb_insert_after_paragraph( $insertion, $paragraph_id, $content ) { | |
$closing_p = '</p>'; | |
$paragraphs = explode( $closing_p, $content ); | |
foreach ($paragraphs as $index => $paragraph) { | |
if ( trim( $paragraph ) ) { | |
$paragraphs[$index] .= $closing_p; | |
} | |
if ( $paragraph_id == $index + 1 ) { | |
$paragraphs[$index] .= $insertion; | |
} | |
} | |
return implode( '', $paragraphs ); | |
} |
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