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<?php |
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/** |
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* ActivityPub Hashtag Class |
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*/ |
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class Activitypub_Hashtag { |
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/** |
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* Filter to save #tags as real WordPress tags |
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* |
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* @param int $id the rev-id |
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* @param array $data the post-data as array |
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*/ |
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public static function insert_post( $id, $data ) { |
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if ( preg_match_all( '/' . ACTIVITYPUB_HASHTAGS_REGEXP . '/i', $data->post_content, $match ) ) { |
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$tags = implode( ', ', $match[2] ); |
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|
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wp_add_post_tags( $data->post_parent, $tags ); |
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} |
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|
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return $id; |
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} |
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|
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/** |
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* Filter to replace the #tags in the content with links |
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* |
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* @param string $the_content the post-content |
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*/ |
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public static function the_content( $the_content ) { |
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$the_content = preg_replace_callback( '/' . ACTIVITYPUB_HASHTAGS_REGEXP . '/i', array( 'Activitypub_Hashtag', 'replace_with_links' ), $the_content ); |
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|
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return $the_content; |
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} |
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|
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/** |
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* A callback for preg_replace to build the term links |
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* |
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* @param array $result the preg_match results |
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* @return string the final string |
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*/ |
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public static function replace_with_links( $result ) { |
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$tag = $result[2]; |
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$space = $result[1]; |
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$tag_object = get_term_by( 'name', $result[2], 'post_tag' ); |
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|
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if ( $tag_object ) { |
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$link = get_term_link( $tag_object, 'post_tag' ); |
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return "$space<a href='$link' rel='tag'>#$tag</a>"; |
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} |
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|
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return $space . '#' . $tag; |
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} |
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} |
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|
