<?php
/** ---------------------------------------------------------------------
 * app/models/ca_items_x_tags.php : table access class for table ca_items_x_tags
 * ----------------------------------------------------------------------
 * CollectiveAccess
 * Open-source collections management software
 * ----------------------------------------------------------------------
 *
 * Software by Whirl-i-Gig (http://www.whirl-i-gig.com)
 * Copyright 2009-2010 Whirl-i-Gig
 *
 * For more information visit http://www.CollectiveAccess.org
 *
 * This program is free software; you may redistribute it and/or modify it under
 * the terms of the provided license as published by Whirl-i-Gig
 *
 * CollectiveAccess is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTIES whatsoever, including any implied warranty of 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  
 *
 * This source code is free and modifiable under the terms of 
 * GNU General Public License. (http://www.gnu.org/copyleft/gpl.html). See
 * the "license.txt" file for details, or visit the CollectiveAccess web site at
 * http://www.CollectiveAccess.org
 * 
 * @package CollectiveAccess
 * @subpackage models
 * @license http://www.gnu.org/copyleft/gpl.html GNU Public License version 3
 * 
 * ----------------------------------------------------------------------
 */
 
 /**
   *
   */
require_once(__CA_LIB_DIR__.'/core/BaseModel.php');


BaseModel::$s_ca_models_definitions['ca_items_x_tags'] = array(
 	'NAME_SINGULAR' 	=> _t('item ⇔ tag relationship'),
 	'NAME_PLURAL' 		=> _t('item ⇔ tag relationships'),
 	'FIELDS' 			=> array(
 		'relation_id' => array(
				'FIELD_TYPE' => FT_NUMBER, 'DISPLAY_TYPE' => DT_HIDDEN, 
				'IDENTITY' => true, 'DISPLAY_WIDTH' => 10, 'DISPLAY_HEIGHT' => 1,
				'IS_NULL' => false, 
				'DEFAULT' => '',
				'LABEL' => 'Relation id', 'DESCRIPTION' => 'Identifier for Relation'
		),
		'table_num' => array(
				'FIELD_TYPE' => FT_NUMBER, 'DISPLAY_TYPE' => DT_FIELD, 
				'DISPLAY_WIDTH' => 10, 'DISPLAY_HEIGHT' => 1,
				'IS_NULL' => false, 
				'DEFAULT' => '',
				'LABEL' => 'Table tag applies to', 'DESCRIPTION' => 'The table number of the table this tag is applied to.',
				'BOUNDS_LENGTH' => array(1,100)
		),
		'row_id' => array(
				'FIELD_TYPE' => FT_NUMBER, 'DISPLAY_TYPE' => DT_FIELD, 
				'DISPLAY_WIDTH' => 10, 'DISPLAY_HEIGHT' => 1,
				'IS_NULL' => false, 
				'DEFAULT' => '',
				'LABEL' => 'Row ID', 'DESCRIPTION' => 'Primary key value of the row in the table specified by table_num that this tag applies to.'
		),
		'user_id' => array(
				'FIELD_TYPE' => FT_NUMBER, 'DISPLAY_TYPE' => DT_OMIT, 
				'DISPLAY_WIDTH' => 40, 'DISPLAY_HEIGHT' => 1,
				'IS_NULL' => true, 
				'DISPLAY_FIELD' => array('ca_users.lname', 'ca_users.fname'),
				'DEFAULT' => '',
				'LABEL' => _t('User'), 'DESCRIPTION' => _t('The user who applied the tag.')
		),
		'tag_id' => array(
				'FIELD_TYPE' => FT_NUMBER, 'DISPLAY_TYPE' => DT_FIELD, 
				'DISPLAY_WIDTH' => 10, 'DISPLAY_HEIGHT' => 1,
				'IS_NULL' => false, 
				'DEFAULT' => '',
				'LABEL' => 'Tag id', 'DESCRIPTION' => 'ID of referenced tag.'
		),
		'access' => array(
				'FIELD_TYPE' => FT_NUMBER, 'DISPLAY_TYPE' => DT_SELECT, 
				'DISPLAY_WIDTH' => 40, 'DISPLAY_HEIGHT' => 1,
				'IS_NULL' => false, 
				'DEFAULT' => 0,
				'BOUNDS_CHOICE_LIST' => array(
					_t('Not accessible to public') => 0,
					_t('Accessible to public') => 1
				),
				'LABEL' => _t('Access'), 'DESCRIPTION' => _t('Indicates if the comment is accessible to the public or not.')
		),
		'created_on' => array(
				'FIELD_TYPE' => FT_TIMESTAMP, 'DISPLAY_TYPE' => DT_FIELD, 
				'DISPLAY_WIDTH' => 20, 'DISPLAY_HEIGHT' => 1,
				'IS_NULL' => false, 
				'DEFAULT' => '',
				'LABEL' => _t('Tagging date'), 'DESCRIPTION' => _t('The date and time the tag was applied.')
		),
		'ip_addr' => array(
				'FIELD_TYPE' => FT_TEXT, 'DISPLAY_TYPE' => DT_FIELD, 
				'DISPLAY_WIDTH' => 40, 'DISPLAY_HEIGHT' => 1,
				'IS_NULL' => true, 
				'DEFAULT' => '',
				'LABEL' => _t('IP address of commenter'), 'DESCRIPTION' => _t('The IP address of the commenter.'),
				'BOUNDS_LENGTH' => array(0,39)
		),
		'moderated_by_user_id' => array(
				'FIELD_TYPE' => FT_NUMBER, 'DISPLAY_TYPE' => DT_OMIT, 
				'DISPLAY_WIDTH' => 40, 'DISPLAY_HEIGHT' => 1,
				'IS_NULL' => true, 
				'DISPLAY_FIELD' => array('ca_users.lname', 'ca_users.fname'),
				'DEFAULT' => null,
				'LABEL' => _t('Moderator'), 'DESCRIPTION' => _t('The user who examined the tag for validity and applicability.')
		),
		'moderated_on' => array(
				'FIELD_TYPE' => FT_DATETIME, 'DISPLAY_TYPE' => DT_OMIT, 
				'DISPLAY_WIDTH' => 20, 'DISPLAY_HEIGHT' => 1,
				'IS_NULL' => true, 
				'DEFAULT' => null,
				'LABEL' => _t('Moderation date'), 'DESCRIPTION' => _t('The date and time the tag was examined for validity and applicability.')
		)
 	)
);

class ca_items_x_tags extends BaseModel {
	# ---------------------------------
	# --- Object attribute properties
	# ---------------------------------
	# Describe structure of content object's properties - eg. database fields and their
	# associated types, what modes are supported, et al.
	#

	# ------------------------------------------------------
	# --- Basic object parameters
	# ------------------------------------------------------
	# what table does this class represent?
	protected $TABLE = 'ca_items_x_tags';
	      
	# what is the primary key of the table?
	protected $PRIMARY_KEY = 'relation_id';

	# ------------------------------------------------------
	# --- Properties used by standard editing scripts
	# 
	# These class properties allow generic scripts to properly display
	# records from the table represented by this class
	#
	# ------------------------------------------------------

	# Array of fields to display in a listing of records from this table
	protected $LIST_FIELDS = array('relation_id');

	# When the list of "list fields" above contains more than one field,
	# the LIST_DELIMITER text is displayed between fields as a delimiter.
	# This is typically a comma or space, but can be any string you like
	protected $LIST_DELIMITER = ' ';


	# What you'd call a single record from this table (eg. a "person")
	protected $NAME_SINGULAR;

	# What you'd call more than one record from this table (eg. "people")
	protected $NAME_PLURAL;

	# List of fields to sort listing of records by; you can use 
	# SQL 'ASC' and 'DESC' here if you like.
	protected $ORDER_BY = array('relation_id');

	# Maximum number of record to display per page in a listing
	protected $MAX_RECORDS_PER_PAGE = 20; 

	# How do you want to page through records in a listing: by number pages ordered
	# according to your setting above? Or alphabetically by the letters of the first
	# LIST_FIELD?
	protected $PAGE_SCHEME = 'alpha'; # alpha [alphabetical] or num [numbered pages; default]

	# If you want to order records arbitrarily, add a numeric field to the table and place
	# its name here. The generic list scripts can then use it to order table records.
	protected $RANK = '';
	
	
	# ------------------------------------------------------
	# Hierarchical table properties
	# ------------------------------------------------------
	protected $HIERARCHY_TYPE				=	null;
	protected $HIERARCHY_LEFT_INDEX_FLD 	= 	null;
	protected $HIERARCHY_RIGHT_INDEX_FLD 	= 	null;
	protected $HIERARCHY_PARENT_ID_FLD		=	null;
	protected $HIERARCHY_DEFINITION_TABLE	=	null;
	protected $HIERARCHY_ID_FLD				=	null;
	protected $HIERARCHY_POLY_TABLE			=	null;
	
	# ------------------------------------------------------
	# Change logging
	# ------------------------------------------------------
	protected $UNIT_ID_FIELD = null;
	protected $LOG_CHANGES_TO_SELF = false;
	protected $LOG_CHANGES_USING_AS_SUBJECT = array(
		"FOREIGN_KEYS" => array(
		
		),
		"RELATED_TABLES" => array(
		
		)
	);
	
	# ------------------------------------------------------
	# $FIELDS contains information about each field in the table. The order in which the fields
	# are listed here is the order in which they will be returned using getFields()
	#
	# There are number of types of information that can be set here, some having to do with the 
	# underlying specifics of the field (eg. is it NULL?) and others having to do with input 
	# validation (eg. must be between 50 and 100) or presentation in an HTML form (eg. show it as 
	# a text field 30 characters wide). See the documentation for BaseRelationshipModel.php for a complete list
	# of field specifiers.
	protected $FIELDS;
	
	# ------------------------------------------------------
	# --- Constructor
	#
	# This is a function called when a new instance of this object is created. This
	# standard constructor supports three calling modes:
	#
	# 1. If called without parameters, simply creates a new, empty objects object
	# 2. If called with a single, valid primary key value, creates a new objects object and loads
	#    the record identified by the primary key value
	#
	# ------------------------------------------------------
	public function __construct($pn_id=null) {
		parent::__construct($pn_id);	# call superclass constructor
	}
	# ------------------------------------------------------
	public function insert($pa_options=null) {
		$this->set('ip_addr', $_SERVER['REMOTE_ADDR']);
		return parent::insert($pa_options);
	}
	# ------------------------------------------------------
	/**
	 * Marks the currently loaded row as moderated, setting the moderator as the $pn_user_id parameter and the moderated time as the current time.
	 * "Moderated" status indicates that the comment has been reviewed for content; it does *not* indicate that the comment is ok for publication only
	 * that is has been reviewed. The publication status is indicated by the value of the 'access' field.
	 *
	 * @param $pn_user_id [integer] Valid ca_users.user_id value indicating the user who moderated the comment.
	 */
	public function moderate($pn_user_id) {
		if (!$this->getPrimaryKey()) { return null; }
		$this->setMode(ACCESS_WRITE);
		$this->set('moderated_by_user_id', $pn_user_id);
		$this->set('moderated_on', 'now');
		return $this->update();
	}
	# ------------------------------------------------------
}
?>