PunBB::setup_globals()

	public function setup_globals() {

		/** Forum Section *****************************************************/

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

		// Forum topic count (Stored in postmeta)
		$this->field_map[] = array(
			'from_tablename' => 'forums',
			'from_fieldname' => 'num_topics',
			'to_type'        => 'forum',
			'to_fieldname'   => '_bbp_topic_count'
		);

		// Forum reply count (Stored in postmeta)
		$this->field_map[] = array(
			'from_tablename' => 'forums',
			'from_fieldname' => 'num_posts',
			'to_type'        => 'forum',
			'to_fieldname'   => '_bbp_reply_count'
		);

		// Forum total topic count (Includes unpublished topics, Stored in postmeta)
		$this->field_map[] = array(
			'from_tablename' => 'forums',
			'from_fieldname' => 'num_topics',
			'to_type'        => 'forum',
			'to_fieldname'   => '_bbp_total_topic_count'
		);

		// Forum total reply count (Includes unpublished replies, Stored in postmeta)
		$this->field_map[] = array(
			'from_tablename' => 'forums',
			'from_fieldname' => 'num_posts',
			'to_type'        => 'forum',
			'to_fieldname'   => '_bbp_total_reply_count'
		);

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

		// Forum slug (Clean name to avoid conflicts)
		$this->field_map[] = array(
			'from_tablename'  => 'forums',
			'from_fieldname'  => 'forum_name',
			'to_type'         => 'forum',
			'to_fieldname'    => 'post_name',
			'callback_method' => 'callback_slug'
		);

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

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

		// Forum dates.
		$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' => 'topics',
			'from_fieldname' => 'id',
			'to_type'        => 'topic',
			'to_fieldname'   => '_bbp_topic_id'
		);

		// Topic reply count (Stored in postmeta)
		$this->field_map[] = array(
			'from_tablename'  => 'topics',
			'from_fieldname'  => 'num_replies',
			'to_type'         => 'topic',
			'to_fieldname'    => '_bbp_reply_count',
			'callback_method' => 'callback_topic_reply_count'
		);

		// Topic total reply count (Includes unpublished replies, Stored in postmeta)
		$this->field_map[] = array(
			'from_tablename'  => 'topics',
			'from_fieldname'  => 'num_replies',
			'to_type'         => 'topic',
			'to_fieldname'    => '_bbp_total_reply_count',
			'callback_method' => 'callback_topic_reply_count'
		);

		// Topic parent forum id (If no parent, then 0. Stored in postmeta)
		$this->field_map[] = array(
			'from_tablename'  => 'topics',
			'from_fieldname'  => 'forum_id',
			'to_type'         => 'topic',
			'to_fieldname'    => '_bbp_forum_id',
			'callback_method' => 'callback_forumid'
		);

		// Topic author.
		// Note: We join the 'posts' table because 'topics' table does not have user id's.
		$this->field_map[] = array(
			'from_tablename'  => 'posts',
			'from_fieldname'  => 'poster_id',
			'join_tablename'  => 'topics',
			'join_type'       => 'LEFT',
			'join_expression' => 'ON topics.first_post_id = posts.id',
			'to_type'         => 'topic',
			'to_fieldname'    => 'post_author',
			'callback_method' => 'callback_userid'
		);

		// Topic Author ip (Stored in postmeta)
		// Note: We join the 'posts' table because 'topics' table does not have author ip.
		$this->field_map[] = array(
			'from_tablename'  => 'posts',
			'from_fieldname'  => 'poster_ip',
			'join_tablename'  => 'topics',
			'join_type'       => 'LEFT',
			'join_expression' => 'ON topics.first_post_id = posts.id',
			'to_type'         => 'topic',
			'to_fieldname'    => '_bbp_author_ip'
		);

		// Topic content.
		// Note: We join the 'posts' table because 'topics' table does not have content.
		$this->field_map[] = array(
			'from_tablename'  => 'posts',
			'from_fieldname'  => 'message',
			'join_tablename'  => 'topics',
			'join_type'       => 'LEFT',
			'join_expression' => 'ON topics.first_post_id = posts.id',
			'to_type'         => 'topic',
			'to_fieldname'    => 'post_content',
			'callback_method' => 'callback_html'
		);

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

		// Topic slug (Clean name to avoid conflicts)
		$this->field_map[] = array(
			'from_tablename'  => 'topics',
			'from_fieldname'  => 'subject',
			'to_type'         => 'topic',
			'to_fieldname'    => 'post_name',
			'callback_method' => 'callback_slug'
		);

		// Topic parent forum id (If no parent, then 0)
		$this->field_map[] = array(
			'from_tablename'  => 'topics',
			'from_fieldname'  => 'forum_id',
			'to_type'         => 'topic',
			'to_fieldname'    => 'post_parent',
			'callback_method' => 'callback_forumid'
		);

		// Topic status (Open or Closed, PunBB v1.4.2 0=open & 1=closed)
		$this->field_map[] = array(
			'from_tablename'  => 'topics',
			'from_fieldname'  => 'closed',
			'to_type'         => 'topic',
			'to_fieldname'    => 'post_status',
			'callback_method' => 'callback_topic_status'
		);

		// Sticky status (Stored in postmeta))
		$this->field_map[] = array(
			'from_tablename'  => 'topics',
			'from_fieldname'  => 'sticky',
			'to_type'         => 'topic',
			'to_fieldname'    => '_bbp_old_sticky_status',
			'callback_method' => 'callback_sticky_status'
		);
		// Topic dates.
		$this->field_map[] = array(
			'from_tablename'  => 'topics',
			'from_fieldname'  => 'posted',
			'to_type'         => 'topic',
			'to_fieldname'    => 'post_date',
			'callback_method' => 'callback_datetime'
		);
		$this->field_map[] = array(
			'from_tablename'  => 'topics',
			'from_fieldname'  => 'posted',
			'to_type'         => 'topic',
			'to_fieldname'    => 'post_date_gmt',
			'callback_method' => 'callback_datetime'
		);
		$this->field_map[] = array(
			'from_tablename'  => 'topics',
			'from_fieldname'  => 'last_post',
			'to_type'         => 'topic',
			'to_fieldname'    => 'post_modified',
			'callback_method' => 'callback_datetime'
		);
		$this->field_map[] = array(
			'from_tablename'  => 'topics',
			'from_fieldname'  => 'last_post',
			'to_type'         => 'topic',
			'to_fieldname'    => 'post_modified_gmt',
			'callback_method' => 'callback_datetime'
		);
		$this->field_map[] = array(
			'from_tablename'  => 'topics',
			'from_fieldname'  => 'last_post',
			'to_type'         => 'topic',
			'to_fieldname'    => '_bbp_last_active_time',
			'callback_method' => 'callback_datetime'
		);

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

		/**
		 * PunBB v1.4.2 Forums do not support topic tags out of the box
		 */

		/** Reply Section *****************************************************/

		// Reply id (Stored in postmeta)
		$this->field_map[] = array(
			'from_tablename'  => 'posts',
			'from_fieldname'  => 'id',
			'to_type'         => 'reply',
			'to_fieldname'    => '_bbp_post_id'
		);

		// Reply parent forum id (If no parent, then 0. Stored in postmeta)
		// Note: We join the 'topics' table because 'posts' table does not have parent forum id's.
		$this->field_map[] = array(
			'from_tablename'  => 'topics',
			'from_fieldname'  => 'forum_id',
			'join_tablename'  => 'posts',
			'join_type'       => 'LEFT',
			'join_expression' => 'ON topics.id = posts.topic_id WHERE topics.first_post_id != posts.id',
			'to_type'         => 'reply',
			'to_fieldname'    => '_bbp_forum_id',
			'callback_method' => 'callback_topicid_to_forumid'
		);

		// Reply parent topic id (If no parent, then 0. Stored in postmeta)
		$this->field_map[] = array(
			'from_tablename'  => 'posts',
			'from_fieldname'  => 'topic_id',
			'to_type'         => 'reply',
			'to_fieldname'    => '_bbp_topic_id',
			'callback_method' => 'callback_topicid'
		);

		// Reply author ip (Stored in postmeta)
		$this->field_map[] = array(
			'from_tablename' => 'posts',
			'from_fieldname' => 'poster_ip',
			'to_type'        => 'reply',
			'to_fieldname'   => '_bbp_author_ip'
		);

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

		// Reply title.
		// Note: We join the 'topics' table because 'posts' table does not have topic subject.
		$this->field_map[] = array(
			'from_tablename'  => 'topics',
			'from_fieldname'  => 'subject',
			'join_tablename'  => 'posts',
			'join_type'       => 'LEFT',
			'join_expression' => 'ON topics.id = posts.topic_id WHERE topics.first_post_id != posts.id',
			'to_type'         => 'reply',
			'to_fieldname'    => 'post_title',
			'callback_method' => 'callback_reply_title'
		);

		// Reply slug (Clean name to avoid conflicts)
		// Note: We join the 'topics' table because 'posts' table does not have topic subject.
		$this->field_map[] = array(
			'from_tablename'  => 'topics',
			'from_fieldname'  => 'subject',
			'join_tablename'  => 'posts',
			'join_type'       => 'LEFT',
			'join_expression' => 'ON topics.id = posts.topic_id WHERE topics.first_post_id != posts.id',
			'to_type'         => 'reply',
			'to_fieldname'    => 'post_name',
			'callback_method' => 'callback_slug'
		);

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

		// Reply parent topic id (If no parent, then 0)
		$this->field_map[] = array(
			'from_tablename'  => 'posts',
			'from_fieldname'  => 'topic_id',
			'to_type'         => 'reply',
			'to_fieldname'    => 'post_parent',
			'callback_method' => 'callback_topicid'
		);

		// Reply dates.
		$this->field_map[] = array(
			'from_tablename'  => 'posts',
			'from_fieldname'  => 'posted',
			'to_type'         => 'reply',
			'to_fieldname'    => 'post_date',
			'callback_method' => 'callback_datetime'
		);
		$this->field_map[] = array(
			'from_tablename'  => 'posts',
			'from_fieldname'  => 'posted',
			'to_type'         => 'reply',
			'to_fieldname'    => 'post_date_gmt',
			'callback_method' => 'callback_datetime'
		);
		$this->field_map[] = array(
			'from_tablename'  => 'posts',
			'from_fieldname'  => 'edited',
			'to_type'         => 'reply',
			'to_fieldname'    => 'post_modified',
			'callback_method' => 'callback_datetime'
		);
		$this->field_map[] = array(
			'from_tablename'  => 'posts',
			'from_fieldname'  => 'edited',
			'to_type'         => 'reply',
			'to_fieldname'    => 'post_modified_gmt',
			'callback_method' => 'callback_datetime'
		);

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

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

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

		// User password verify class (Stored in usermeta for verifying password)
		$this->field_map[] = array(
			'to_type'      => 'users',
			'to_fieldname' => '_bbp_class',
			'default'      => 'PunBB'
		);

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

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

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

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

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

		// User display name.
		$this->field_map[] = array(
			'from_tablename' => 'users',
			'from_fieldname' => 'realname',
			'to_type'        => 'user',
			'to_fieldname'   => 'display_name'
		);

		// User AIM (Stored in usermeta)
		$this->field_map[] = array(
			'from_tablename' => 'users',
			'from_fieldname' => 'aim',
			'to_type'        => 'user',
			'to_fieldname'   => 'aim'
		);

		// User Yahoo (Stored in usermeta)
		$this->field_map[] = array(
			'from_tablename' => 'users',
			'from_fieldname' => 'yahoo',
			'to_type'        => 'user',
			'to_fieldname'   => 'yim'
		);

		// Store Jabber
		$this->field_map[] = array(
			'from_tablename' => 'users',
			'from_fieldname' => 'jabber',
			'to_type'        => 'user',
			'to_fieldname'   => 'jabber'
		);

		// Store ICQ (Stored in usermeta)
		$this->field_map[] = array(
			'from_tablename' => 'users',
			'from_fieldname' => 'icq',
			'to_type'        => 'user',
			'to_fieldname'   => '_bbp_punbb_user_icq'
		);

		// Store MSN (Stored in usermeta)
		$this->field_map[] = array(
			'from_tablename' => 'users',
			'from_fieldname' => 'msn',
			'to_type'        => 'user',
			'to_fieldname'   => '_bbp_punbb_user_msn'
		);

		// Store Facebook (Stored in usermeta)
		$this->field_map[] = array(
			'from_tablename' => 'users',
			'from_fieldname' => 'facebook',
			'to_type'        => 'user',
			'to_fieldname'   => '_bbp_punbb_user_facebook'
		);

		// Store Twitter (Stored in usermeta)
		$this->field_map[] = array(
			'from_tablename' => 'users',
			'from_fieldname' => 'twitter',
			'to_type'        => 'user',
			'to_fieldname'   => '_bbp_punbb_user_twitter'
		);

		// Store LinkedIn (Stored in usermeta)
		$this->field_map[] = array(
			'from_tablename' => 'users',
			'from_fieldname' => 'linkedin',
			'to_type'        => 'user',
			'to_fieldname'   => '_bbp_punbb_user_linkedin'
		);

		// Store Skype (Stored in usermeta)
		$this->field_map[] = array(
			'from_tablename' => 'users',
			'from_fieldname' => 'skype',
			'to_type'        => 'user',
			'to_fieldname'   => '_bbp_punbb_user_skype'
		);

		// Store Signature (Stored in usermeta)
		$this->field_map[] = array(
			'from_tablename' => 'users',
			'from_fieldname' => 'signature',
			'to_type'        => 'user',
			'to_fieldname'   => '_bbp_punbb_user_sig',
			'callback_method' => 'callback_html'
		);

		// Store Location (Stored in usermeta)
		$this->field_map[] = array(
			'from_tablename' => 'users',
			'from_fieldname' => 'location',
			'to_type'        => 'user',
			'to_fieldname'   => '_bbp_punbb_user_from'
		);

		// Store Admin Note (Stored in usermeta)
		$this->field_map[] = array(
			'from_tablename' => 'users',
			'from_fieldname' => 'admin_note',
			'to_type'        => 'user',
			'to_fieldname'   => '_bbp_punbb_user_admin_note'
		);
	}