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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 Stocktake_Model extends Model {

	function __loclist(&$ITEM, &$param) {
		$param[$ITEM['dl_id']] = $ITEM['dl_desc'];
		return 0;
	}

	function __selectitem(&$ITEM, &$param) {
		$name = ip_asTitle($ITEM);
		$barcode = $ITEM['ds_barcode'];
		$param[$barcode] = substr($barcode, 6, 5) . '. ' . $name;
	}

	public function GenerateBarcodeList() {
		global $DATABASE;
		$sql = <<<BLOCK
select a1.ba_name as ba_name1,a2.ba_name as ba_name2,ds_barcode,bt_title
  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_out < '1991-01-01'
  order by ds_barcode
BLOCK;
		$result = $DATABASE->Query($sql, NULL, array($this, '__selectitem'), array());
		DbErr($DATABASE);
		return $result;
	}
	
	function LookupTitle($bkid) {
		global $DATABASE;
		$sql = <<<BLOCK
select a1.ba_name as ba_name1,a2.ba_name as ba_name2,bt_title
  from dt_title 
  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 bt_id=%d
BLOCK;
		$ITEM = $DATABASE->Lookup($sql, $bkid);
		return $ITEM['__existing'] ? ip_AsTitle($ITEM) : '(missing)';
	}
	
	function GenerateLocationList($full = 1) {
		global $DATABASE;
		$sql = 'select dl_id,dl_desc from dt_location order by dl_desc';
		if ($full) {
			$res = array('' => 'please select the location');
		} else {
			$res = array();
		}
		$res = $DATABASE->Query($sql, '', array($this, '__loclist'), $res);
		DBerr($DATABASE);
		return $res;
	}
	
	public function GetTransactionHistory($barcode, $DATA, &$flags) {
		global $DATABASE;
			
	// get first added date, and last stocktake date
		$dadded = gmdate('Y.m.d', strtotime($DATA['ds_in'] . 'Z'));
		$dstock = gmdate('Y.m.d', strtotime($DATA['ds_stocktake'] . 'Z'));
		
		$sql = <<<BLOCK
select * 
  from dt_trant
  left outer join dt_tranh on dt_tran=bh_id
  left outer join dt_member on bh_member=bm_id
  where dt_stockcode=%s 
  order by dt_timestamp desc
BLOCK;
	//  where dt_stockcode=$dbarcode and bh_type<>'0'

		$result = $DATABASE->Query($sql, $barcode, array($this, '__history'), 
			array('out' => '', 'full' => date('Y.m.d H:i:s', strtotime($DATA['ds_stocktake'] . 'Z')),  
					'stocktake' => $dstock, 'in' => $dadded, 'flags' => 0, 'count' => 0));
		DbErr($DATABASE);
		$flags = $result['flags'];
		$result['out'] .= $this->_checkDate('1900-01-01', $result['stocktake'], 'stocktake', $result['full']);
		$result['out'] .= $this->_checkDate('1900-01-01', $result['in'], 'added to library');
		return $result['out'];
	}

	function _checkDate($itemdate, &$actiondate, $status, $fullactiondate = '') {
		if ($actiondate < '2000-01-01') $actiondate = '';
		if ($actiondate != '') {
			if ($actiondate > $itemdate) {
				if ($fullactiondate != '') $actiondate = "<span title=\"$fullactiondate\">$actiondate</span>";
				$line = "<td>$actiondate</td><td>$status</td>";
				$actiondate = '';
				return "<tR>$line</tr>\n";
			}
		}
		return '';
	}
	
	function __history(&$ITEM, &$param) {
	// date, status (added, borrowed, stocktake, sold, writeoff), customer
		$surname = ip_AsMember($ITEM);
		$param['count']++;
		
		$status = $ITEM['bh_type'];
		$purchase = intval($ITEM['dt_purchase']);
		if ($status == 'X') {
			$desc = 'stock write-off';
			if ($param['count'] == 1) $param['flags'] |= 1;
		} elseif ($purchase) {
			$desc = 'sold';
			if ($param['count'] == 1) $param['flags'] |= 2;
		} else {
			$desc = 'borrowed';
		}
		
		$date = strtotime($ITEM['bh_datetime'] . ' Z');
		$date = date('Y.m.d', $date);
		
		$stocktake = $this->_checkDate($date, $param['stocktake'], 'stocktake', $param['full']);
		if ($stocktake != '') $param['flags'] &= ~2;		// still present - so not sold
		$param['out'] .= $stocktake;
		$line = "<td>$date</td><td>$desc</td><td>$surname</td>";
		$param['out'] .= "<tr>$line</tR>\n";
		return 0;
	}
	
	public function webform_Stocktake() {
		$webform = new webform('');
		$f = $webform->AddField_Hidden('barcode');
		$f = $webform->AddField_List('location', '&Location', 1);
		$f->SetList($this->GenerateLocationList());
		return $webform;
	}
	
	public function Stocktake_ProcessBarcode($barcode, $location) {
		global $DATABASE;
		$dt = gmdate('Y-m-d H:i:s');
		if ($location) {
			$DATABASE->Query("update dt_stock set ds_member=0,ds_stocktake=%s,ds_location=%d where ds_barcode=%s", 
							array($dt, $location, $barcode), '', 0);
		} else {
			$DATABASE->Query("update dt_stock set ds_member=0,ds_stocktake=%s where ds_barcode=%s", 		// leave location unchanged
							array($dt, $barcode), '', 0);
		}
		// If we have found the book during a stocktake, assume that it has been returned
		$DATABASE->Query("update dt_trant set dt_returned=1 where dt_stockcode=%s and dt_returned=0", $barcode, '', 0);
	}
	
}