Thread: Titles to Tags Modification

class titleToTags {	
	
	// Convert titles to tags on save:
	function convert($post_id) {
		$post	= get_post(wp_is_post_revision($post_id));
		// No title? No point in going any further:
		if(isset($post->post_title)) :
			$title	= $post->post_title;
			// Only run if there are not already tags assigned to the post:
			if(!wp_get_post_tags($post_id)) :
				// Setup our tag data:
				$title_to_tags	= array();
				$stopwords		= $this->getStopWords();
				$title_werdz	= explode(' ', $title);
				foreach ($title_werdz as $werd) :
					$werd = $this->lowerNoPunc($werd);
					if(!in_array($werd, $stopwords) && !in_array($werd, $this->wp_stop)) :
						$title_to_tags[] = $werd;
					endif;
				endforeach;
				// Finally, add the tags to the post
				wp_add_post_tags($post_id, $title_to_tags);
			endif;
		endif;
	}