<?php

/**

 * A data object representing the data to be added into WordPress 

 * 10/3/2014 Added errorhandling to cope with comments that don't link to a post

 */



if (!class_exists('CommentEntry'))

{

    class CommentEntry {

        

            var $links = array();

            var $categories = array();

            

            function parselinks() {

                // Drop the #fragment and we have the comment's old post permalink.

                foreach ($this->links as $link)

                {

                    if ($link['rel'] == 'alternate')

                    {

                        $parts = parse_url($link['href']);

                        if (isset($parts['fragment'])){

                            $this->old_permalink = $parts['fragment'];

                        }

                    }

                    //Parent post for nested links

                    if ($link['rel'] == 'related')

                    {

                        $parts = parse_url($link['href']);

                        $this->related = $parts['path'];

                    }

                    if ($link['rel'] == 'self')

                    {

                        $parts = parse_url($link['href']);

                        $this->self = $parts['path'];

                    }

                }

            }

            

            function import() {



                $comment_author = $this->author;

                $comment_author_url = $this->authoruri;

                $comment_author_email = $this->authoremail;

                $comment_date = $this->updated;

    

                $comment_content = $this->content;

                $comment_post_ID = $this->post_ID;

                $comment_author_IP = '127.0.0.1'; //Blogger does not supply the IP so default this

    

                // Clean up content

                // Simplepie does some cleaning but does not do these.

                $comment_content = str_replace('<br>', '<br />', $comment_content);

                $comment_content = str_replace('<hr>', '<hr />', $comment_content);

    

                $comment_parent = isset($this->parentcommentid) ? $this->parentcommentid : 0;

    

                $comment = compact('comment_post_ID', 'comment_author', 'comment_author_url', 'comment_author_email','comment_author_IP','comment_date', 'comment_content', 'comment_parent');

    

                $comment = wp_filter_comment($comment);

                $comment_id = wp_insert_comment($comment);

                

                //links of the form  /feeds/417730729915399755/8397846992898424746/comments/default/7732208643735403000

                add_comment_meta($comment_id, 'blogger_internal', $this->self, true);



            return $comment_id;

        }

        

        function exists()

        {

            //Do we have 2 comments for the same author at the same time, on the same post?

            //returns comment id

            return ($this->get_comment_by_oldID($this->self));

        }

        

        function get_comment_by_oldID($oldID) {

            //Check to see if this post has been loaded already

            //Can we use get_comments for this?

            global $wpdb;

            $query = "SELECT c.comment_id FROM $wpdb->commentmeta m inner join $wpdb->comments c on c.comment_ID = m.comment_id where meta_key = 'blogger_internal' and meta_value = '%s' LIMIT 0 , 1";

            $c = (int) $wpdb->get_var( $wpdb->prepare($query, $oldID) );

            

            return $c;            

        }



        

            

        }

}



?>