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[0] in function chmod in /var/www/hopeinstoughton_www/wp-content/plugins/simple-universal-google-analytics/main.php on line 8
[1] in function include_once in /var/www/hopeinstoughton_www/wp-settings.php on line 560
[2] in function require_once in /var/www/hopeinstoughton_www/wp-config.php on line 85
[3] in function require_once in /var/www/hopeinstoughton_www/wp-load.php on line 50
[4] in function require_once in /var/www/hopeinstoughton_www/wp-blog-header.php on line 13
[5] in function require in /var/www/hopeinstoughton_www/index.php on line 17

<?php

class Statistics_Model extends Model {

	function __construct() {
		global $DATABASE;
		parent::__construct();
		if (!is_object($DATABASE->db)) {
			$DATABASE->Open();
			DbErr($DATABASE);
		}
	}

	public function CountByCategory() {
		global $DATABASE;
		$list = self::retrieveStockGroups(0, 1);
		$sql = <<<BLOCK
select count(ds_title) as count,ds_group 
  from dt_stock 
 where ds_out < '1991-01-01'
 group by ds_group,ds_title
BLOCK;
		$list = $DATABASE->Query($sql, NULL, array($this, '__list'), $list);
		return $list;
	}

	function __list(&$ITEM, &$param) {
		$g = intval($ITEM['ds_group']);
		if (!isset($param[$g]['count'])) $param[$g]['count'] = 0;
		$param[$g]['count']++;
		return 0;
	}

	function __groups(&$ITEM, &$param) {
		if ($this->x_full) {
			$param[$ITEM['dg_id']]['desc'] = $ITEM['dg_desc'];
		} else {
			$param[$ITEM['dg_id']] = $ITEM['dg_desc'];
		}
	}
	
	public function retrieveStockGroups($all = 1, $full = 0) {
		global $DATABASE;
		$this->x_full = $full;
		$sql = 'select dg_id,dg_desc from dt_group';
		if (!$all) $sql .= ' where dg_view="1"';
		$result = $DATABASE->Query($sql, NULL, array($this, '__groups'), array());
		DbErr($DATABASE);
		return $result;
	}
	
	public function BooksByGroup($group) {
		global $DATABASE;
		$groupname = $DATABASE->Lookup("select dg_desc from dt_group where dg_id=%d", array($group));
		$sql = <<<BLOCK
	select a1.ba_name as ba_name1,a2.ba_name as ba_name2,bt_id,bt_title,bt_private,
		  bt_nonch,bt_dim
	  from dt_stock
	  left outer join dt_title on ds_title=bt_id
	  left outer join dt_author as a1 on a1.ba_id=bt_author1
	  left outer join dt_author as a2 on a2.ba_id=bt_author2
	  where ds_group=%d
	  group by ds_title
BLOCK;

		$res = $DATABASE->Query($sql, array($group), array($this, '__titlesbygroup'), array());
		DbErr($DATABASE);

		uasort($res, array($this, '__sorting'));
		$groupname = empty($groupname['dg_desc']) ? '(unknown category)' : $groupname['dg_desc'];
		return array('desc' => $groupname, 'data' => $res);
	}
	
	function __titlesbygroup(&$ITEM, &$param) {
		$param[$ITEM['bt_id']] = array(ip_AsTitle($ITEM, 2), $ITEM['bt_nonch'], $ITEM['bt_dim']);
		return 0;
	}

	function __sorting($a, $b) {
		$a = strtolower($a[0]);
		$b = strtolower($b[0]);
		if ($a == $b) return 0;
		return ($a < $b) ? -1 : 1;
	}

}