example.php

<?php

/**
 * Implementation of Example converter.
 */
class Example_Converter extends BBP_Converter_Base
{
    function __construct()
    {
        parent::__construct();
        $this->setup_globals();
    }

    public function setup_globals()
    {
        /** Forum Section ******************************************************/

        // Forum id. Stored in postmeta.
        $this->field_map[] = array(
            'from_tablename' => 'forum', 'from_fieldname' => 'forumid',
            'to_type' => 'forum', 'to_fieldname' => '_bbp_forum_id'
        );

        // Forum parent id.  If no parent, than 0. Stored in postmeta.
        $this->field_map[] = array(
            'from_tablename' => 'forum', 'from_fieldname' => 'parentid',
            'to_type' => 'forum', 'to_fieldname' => '_bbp_parent_id'
        );

        // Forum title.
        $this->field_map[] = array(
            'from_tablename' => 'forum', 'from_fieldname' => 'title',
            'to_type' => 'forum', 'to_fieldname' => 'post_title'
        );

        // Forum slug. Clean name.
        $this->field_map[] = array(
            'from_tablename' => 'forum', 'from_fieldname' => 'title_clean',
            'to_type' => 'forum', 'to_fieldname' => 'post_name',
            'callback_method' => 'callback_slug'
        );

        // Forum description.
        $this->field_map[] = array(
            'from_tablename' => 'forum', 'from_fieldname' => 'description',
            'to_type' => 'forum', 'to_fieldname' => 'post_content',
            'callback_method' => 'callback_null'
        );

        // Forum display order.  Starts from 1.
        $this->field_map[] = array(
            'from_tablename' => 'forum', 'from_fieldname' => 'displayorder',
            'to_type' => 'forum', 'to_fieldname' => 'menu_order'
        );

        // Forum date update.
        $this->field_map[] = array(
            'to_type' => 'forum', 'to_fieldname' => 'post_date',
            'default' => date('Y-m-d H:i:s')
        );
        $this->field_map[] = array(
            'to_type' => 'forum', 'to_fieldname' => 'post_date_gmt',
            'default' => date('Y-m-d H:i:s')
        );
        $this->field_map[] = array(
            'to_type' => 'forum', 'to_fieldname' => 'post_modified',
            'default' => date('Y-m-d H:i:s')
        );
        $this->field_map[] = array(
            'to_type' => 'forum', 'to_fieldname' => 'post_modified_gmt',
            'default' => date('Y-m-d H:i:s')
        );

        /** Topic Section ******************************************************/

        // Topic id. Stored in postmeta.
        $this->field_map[] = array(
            'from_tablename' => 'thread', 'from_fieldname' => 'threadid',
            'to_type' => 'topic', 'to_fieldname' => '_bbp_topic_id'
        );

        // Forum id. Stored in postmeta.
        $this->field_map[] = array(
            'from_tablename' => 'thread', 'from_fieldname' => 'forumid',
            'to_type' => 'topic', 'to_fieldname' => '_bbp_forum_id',
            'callback_method' => 'callback_forumid'
        );

        // Topic author.
        $this->field_map[] = array(
            'from_tablename' => 'thread', 'from_fieldname' => 'postuserid',
            'to_type' => 'topic', 'to_fieldname' => 'post_author',
            'callback_method' => 'callback_userid'
        );

        // Topic title.
        $this->field_map[] = array(
            'from_tablename' => 'thread', 'from_fieldname' => 'title',
            'to_type' => 'topic', 'to_fieldname' => 'post_title'
        );

        // Topic slug. Clean name.
        $this->field_map[] = array(
            'from_tablename' => 'thread', 'from_fieldname' => 'title',
            'to_type' => 'topic', 'to_fieldname' => 'post_name',
            'callback_method' => 'callback_slug'
        );

        // Forum id.  If no parent, than 0.
        $this->field_map[] = array(
            'from_tablename' => 'thread', 'from_fieldname' => 'forumid',
            'to_type' => 'topic', 'to_fieldname' => 'post_parent',
            'callback_method' => 'callback_forumid'
        );

        // Topic date update.
        $this->field_map[] = array(
            'from_tablename' => 'thread', 'from_fieldname' => 'dateline',
            'to_type' => 'topic', 'to_fieldname' => 'post_date',
            'callback_method' => 'callback_datetime'
        );
        $this->field_map[] = array(
            'from_tablename' => 'thread', 'from_fieldname' => 'dateline',
            'to_type' => 'topic', 'to_fieldname' => 'post_date_gmt',
            'callback_method' => 'callback_datetime'
        );
        $this->field_map[] = array(
            'from_tablename' => 'thread', 'from_fieldname' => 'dateline',
            'to_type' => 'topic', 'to_fieldname' => 'post_modified',
            'callback_method' => 'callback_datetime'
        );
        $this->field_map[] = array(
            'from_tablename' => 'thread', 'from_fieldname' => 'dateline',
            'to_type' => 'topic', 'to_fieldname' => 'post_modified_gmt',
            'callback_method' => 'callback_datetime'
        );

        /** Tags Section ******************************************************/

        // Topic id.
        $this->field_map[] = array(
            'from_tablename' => 'tagcontent', 'from_fieldname' => 'contentid',
            'to_type' => 'tags', 'to_fieldname' => 'objectid',
            'callback_method' => 'callback_topicid'
        );

        // Tags text.
        $this->field_map[] = array(
            'from_tablename' => 'tag', 'from_fieldname' => 'tagtext',
            'join_tablename' => 'tagcontent', 'join_type' => 'INNER', 'join_expression' => 'USING (tagid)',
            'to_type' => 'tags', 'to_fieldname' => 'name'
        );

        /** Post Section ******************************************************/

        // Post id. Stores in postmeta.
        $this->field_map[] = array(
            'from_tablename' => 'post', 'from_fieldname' => 'postid',
            'to_type' => 'reply', 'to_fieldname' => '_bbp_post_id'
        );

        // Forum id. Stores in postmeta.
        $this->field_map[] = array(
            'from_tablename' => 'post', 'from_fieldname' => 'threadid',
            'to_type' => 'reply', 'to_fieldname' => '_bbp_forum_id',
            'callback_method' => 'callback_topicid_to_forumid'
        );

        // Topic id. Stores in postmeta.
        $this->field_map[] = array(
            'from_tablename' => 'post', 'from_fieldname' => 'threadid',
            'to_type' => 'reply', 'to_fieldname' => '_bbp_topic_id',
            'callback_method' => 'callback_topicid'
        );

        // Author ip.
        $this->field_map[] = array(
            'from_tablename' => 'post', 'from_fieldname' => 'ipaddress',
            'to_type' => 'reply', 'to_fieldname' => '__bbp_author_ip'
        );

        // Post author.
        $this->field_map[] = array(
            'from_tablename' => 'post', 'from_fieldname' => 'userid',
            'to_type' => 'reply', 'to_fieldname' => 'post_author',
            'callback_method' => 'callback_userid'
        );

        // Topic title.
        $this->field_map[] = array(
            'from_tablename' => 'post', 'from_fieldname' => 'title',
            'to_type' => 'reply', 'to_fieldname' => 'post_title'
        );

        // Topic slug. Clean name.
        $this->field_map[] = array(
            'from_tablename' => 'post', 'from_fieldname' => 'title',
            'to_type' => 'reply', 'to_fieldname' => 'post_name',
            'callback_method' => 'callback_slug'
        );

        // Post content.
        $this->field_map[] = array(
            'from_tablename' => 'post', 'from_fieldname' => 'pagetext',
            'to_type' => 'reply', 'to_fieldname' => 'post_content',
            'callback_method' => 'callback_html'
        );

        // Topic id.  If no parent, than 0.
        $this->field_map[] = array(
            'from_tablename' => 'post', 'from_fieldname' => 'threadid',
            'to_type' => 'reply', 'to_fieldname' => 'post_parent',
            'callback_method' => 'callback_topicid'
        );

        // Topic date update.
        $this->field_map[] = array(
            'from_tablename' => 'post', 'from_fieldname' => 'dateline',
            'to_type' => 'reply', 'to_fieldname' => 'post_date',
            'callback_method' => 'callback_datetime'
        );
        $this->field_map[] = array(
            'from_tablename' => 'post', 'from_fieldname' => 'dateline',
            'to_type' => 'reply', 'to_fieldname' => 'post_date_gmt',
            'callback_method' => 'callback_datetime'
        );
        $this->field_map[] = array(
            'from_tablename' => 'post', 'from_fieldname' => 'dateline',
            'to_type' => 'reply', 'to_fieldname' => 'post_modified',
            'callback_method' => 'callback_datetime'
        );
        $this->field_map[] = array(
            'from_tablename' => 'post', 'from_fieldname' => 'dateline',
            'to_type' => 'reply', 'to_fieldname' => 'post_modified_gmt',
            'callback_method' => 'callback_datetime'
        );

        /** User Section ******************************************************/

        // Store old User id. Stores in usermeta.
        $this->field_map[] = array(
            'from_tablename' => 'user', 'from_fieldname' => 'userid',
            'to_type' => 'user', 'to_fieldname' => '_bbp_user_id'
        );

        // Store old User password. Stores in usermeta serialized with salt.
        $this->field_map[] = array(
            'from_tablename' => 'user', 'from_fieldname' => 'password',
            'to_type' => 'user', 'to_fieldname' => '_bbp_password',
            'callback_method' => 'callback_savepass'
        );

        // Store old User Salt. This is only used for the SELECT row info for the above password save
        $this->field_map[] = array(
            'from_tablename' => 'user', 'from_fieldname' => 'salt',
            'to_type' => 'user', 'to_fieldname' => ''
        );

        // User password verify class. Stores in usermeta for verifying password.
        $this->field_map[] = array(
            'to_type' => 'user', 'to_fieldname' => '_bbp_class',
            'default' => 'Vbulletin'
        );

        // User name.
        $this->field_map[] = array(
            'from_tablename' => 'user', 'from_fieldname' => 'username',
            'to_type' => 'user', 'to_fieldname' => 'user_login'
        );

        // User email.
        $this->field_map[] = array(
            'from_tablename' => 'user', 'from_fieldname' => 'email',
            'to_type' => 'user', 'to_fieldname' => 'user_email'
        );

        // User homepage.
        $this->field_map[] = array(
            'from_tablename' => 'user', 'from_fieldname' => 'homepage',
            'to_type' => 'user', 'to_fieldname' => 'user_url'
        );

        // User registered.
        $this->field_map[] = array(
            'from_tablename' => 'user', 'from_fieldname' => 'joindate',
            'to_type' => 'user', 'to_fieldname' => 'user_registered',
            'callback_method' => 'callback_datetime'
        );

        // User aim.
        $this->field_map[] = array(
            'from_tablename' => 'user', 'from_fieldname' => 'aim',
            'to_type' => 'user', 'to_fieldname' => 'aim'
        );

        // User yahoo.
        $this->field_map[] = array(
            'from_tablename' => 'user', 'from_fieldname' => 'yahoo',
            'to_type' => 'user', 'to_fieldname' => 'yim'
        );
    }

    /**
     * This method allows us to indicates what is or is not converted for each
     * converter.
     */
    public function info()
    {
        return '';
    }

    /**
     * This method is to save the salt and password together.  That
     * way when we authenticate it we can get it out of the database
     * as one value. Array values are auto sanitized by wordpress.
     */
    public function callback_savepass( $field, $row )
    {
        $pass_array = array( 'hash' => $field, 'salt' => $row['salt'] );
        return $pass_array;
    }

    /**
     * This method is to take the pass out of the database and compare
     * to a pass the user has typed in.
     */
    public function authenticate_pass( $password, $serialized_pass )
    {
        $pass_array = unserialize( $serialized_pass );
        return ( $pass_array['hash'] == md5( md5( $password ). $pass_array['salt'] ) );
    }
}