<?php

/* Check that the debtor number exists*/
	function VerifyBranchDebtorExists($DebtorNumber, $i, $Errors) {
		$Searchsql = "SELECT count(debtorno)
				FROM debtorsmaster
				WHERE debtorno='".$DebtorNumber."'";
		$SearchResult=api_DB_query($Searchsql);
		$answer = DB_fetch_array($SearchResult);
		if ($answer[0]==0) {
			$Errors[$i] = DebtorDoesntExist;
		}
		return $Errors;
	}

/* Verify that the branch number is valid, and doesn't already
   exist.*/
	function VerifyBranchNo($DebtorNumber, $BranchNumber, $i, $Errors) {
		if ((mb_strlen($BranchNumber)<1) or (mb_strlen($BranchNumber)>10)) {
			$Errors[$i] = IncorrectBranchNumberLength;
		}
		$Searchsql = "SELECT count(debtorno)
				     FROM custbranch
           			 WHERE debtorno='".$DebtorNumber."' AND
				           branchcode='".$BranchNumber."'";
		$SearchResult=api_DB_query($Searchsql);
		$answer = DB_fetch_row($SearchResult);
		if ($answer[0] != 0) {
			$Errors[$i] = BranchNoAlreadyExists;
		}
		return $Errors;
	}

/* Verify that the branch number exists.*/
	function VerifyBranchNoExists($DebtorNumber, $BranchNumber, $i, $Errors) {
		if ((mb_strlen($BranchNumber)<1) or (mb_strlen($BranchNumber)>10)) {
			$Errors[$i] = IncorrectBranchNumberLength;
		}
		$Searchsql = "SELECT count(debtorno)
				     FROM custbranch
				     WHERE debtorno='".$DebtorNumber."'
                     AND branchcode='".$BranchNumber."'";
		$SearchResult=api_DB_query($Searchsql);
		$answer = DB_fetch_row($SearchResult);
		if ($answer[0] == 0) {
			$Errors[$i] = BranchNoDoesntExist;
		}
		return $Errors;
	}


/* Check that the name exists and is 40 characters or less long */
	function VerifyBranchName($BranchName, $i, $Errors) {
		if ((mb_strlen($BranchName)<1) or (mb_strlen($BranchName)>40)) {
			$Errors[$i] = IncorrectBranchNameLength;
		}
		return $Errors;
	}

/* Check that the address lines are correct length*/
	function VerifyBranchAddressLine($AddressLine, $length, $i, $Errors) {
		if (mb_strlen($AddressLine)>$length) {
			$Errors[$i] = InvalidAddressLine;
		}
		return $Errors;
	}

/* Check that the latitude is a numeric field*/
	function VerifyLatitude($Latitude, $i, $Errors) {
		if (!is_numeric($Latitude)) {
			$Errors[$i] = InvalidLatitude;
		}
		return $Errors;
	}

/* Check that the longitude is a numeric field*/
	function VerifyLongitude($Longitude, $i, $Errors) {
		if (!is_numeric($Longitude)) {
			$Errors[$i] = InvalidLongitude;
		}
		return $Errors;
	}

/* Check that the delivery days is a numeric field*/
	function VerifyEstDeliveryDays($EstDeliveryDays, $i, $Errors) {
		if (!is_numeric($EstDeliveryDays)) {
			$Errors[$i] = InvalidEstDeliveryDays;
		}
		return $Errors;
	}

/* Check that the area code is set up in the EMP database */
	function VerifyAreaCode($AreaCode , $i, $Errors) {
		$Searchsql = "SELECT COUNT(areacode)
					  FROM areas
					  WHERE areacode='".$AreaCode."'";
		$SearchResult=api_DB_query($Searchsql);
		$answer = DB_fetch_row($SearchResult);
		if ($answer[0] == 0) {
			$Errors[$i] = AreaCodeNotSetup;
		}
		return $Errors;
	}

/* Check that the salesman is set up in the EMP database */
	function VerifySalesmanCode($SalesmanCode , $i, $Errors) {
		$Searchsql = "SELECT COUNT(salesmancode)
					  FROM salesman
					  WHERE salesmancode='".$SalesmanCode."'";
		$SearchResult=api_DB_query($Searchsql);
		$answer = DB_fetch_row($SearchResult);
		if ($answer[0] == 0) {
			$Errors[$i] = SalesmanCodeNotSetup;
		}
		return $Errors;
	}

/* Check that the forward date is a valid date */
	function VerifyFwdDate($FwdDate, $i, $Errors) {
		if (!is_numeric($FwdDate)) {
			$Errors[$i] = InvalidFwdDate;
		}
		return $Errors;
	}

/* Check that the phone number only has 20 or fewer characters */
	function VerifyPhoneNumber($PhoneNumber, $i, $Errors) {
		if (mb_strlen($PhoneNumber)>20) {
			$Errors[$i] = InvalidPhoneNumber;
		}
		return $Errors;
	}

/* Check that the fax number only has 20 or fewer characters */
	function VerifyFaxNumber($FaxNumber, $i, $Errors) {
		if (mb_strlen($FaxNumber)>20) {
			$Errors[$i] = InvalidFaxNumber;
		}
		return $Errors;
	}

/* Check that the contact name only has 30 or fewer characters */
	function VerifyContactName($ContactName, $i, $Errors) {
		if (mb_strlen($ContactName)>30) {
			$Errors[$i] = InvalidContactName;
		}
		return $Errors;
	}

/* Validate email addresses */
	function  checkEmail($email) {
		if (!preg_match("/^( [a-zA-Z0-9] )+( [a-zA-Z0-9\._-] )*@( [a-zA-Z0-9_-] )+( [a-zA-Z0-9\._-] +)+$/" , $email)) {
  			return false;
 		}
 		return true;
	}

/* Check that the email address is in a valid format and only has 55 or fewer characters */
	function VerifyEmailAddress($EmailAddress, $i, $Errors) {
		if (mb_strlen($EmailAddress)>55 and !checkEmail($EmailAddress)) {
			$Errors[$i] = InvalidEmailAddress;
		}
		return $Errors;
	}

/* Check that the default location is set up in the EMP database */
	function VerifyDefaultLocation($DefaultLocation , $i, $Errors) {
		$Searchsql = "SELECT COUNT(loccode)
					  FROM locations
					  WHERE loccode='".$DefaultLocation."'";
		$SearchResult=api_DB_query($Searchsql);
		$answer = DB_fetch_row($SearchResult);
		if ($answer[0] == 0) {
			$Errors[$i] = LocationCodeNotSetup;
		}
		return $Errors;
	}

/* Check that the tax group id is set up in the EMP database */
	function VerifyTaxGroupId($TaxGroupId , $i, $Errors) {
		$Searchsql = "SELECT COUNT(taxgroupid)
					  FROM taxgroups
					  WHERE taxgroupid='".$TaxGroupId."'";
		$SearchResult=api_DB_query($Searchsql);
		$answer = DB_fetch_row($SearchResult);
		if ($answer[0] == 0) {
			$Errors[$i] = TaxGroupIdNotSetup;
		}
		return $Errors;
	}

/* Check that the default shipper is set up in the EMP database */
	function VerifyDefaultShipVia($DefaultShipVia , $i, $Errors) {
		$Searchsql = "SELECT COUNT(shipper_id)
					 FROM shippers
					  WHERE shipper_id='".$DefaultShipVia."'";
		$SearchResult=api_DB_query($Searchsql);
		$answer = DB_fetch_row($SearchResult);
		if ($answer[0] == 0) {
			$Errors[$i] = ShipperNotSetup;
		}
		return $Errors;
	}

/* Verify that the Deliver Blind flag is a 1 or 2 */
	function VerifyDeliverBlind($DeliverBlind, $i, $Errors) {
		if ($DeliverBlind!=1 and $DeliverBlind!=2) {
			$Errors[$i] = InvalidDeliverBlind;
		}
		return $Errors;
	}

/* Verify that the Disable Trans flag is a 1 or 0 */
	function VerifyDisableTrans($DisableTrans, $i, $Errors) {
		if ($DisableTrans!=0 and $DisableTrans!=1) {
			$Errors[$i] = InvalidDisableTrans;
		}
		return $Errors;
	}

/* Check that the special instructions only have 256 or fewer characters */
	function VerifySpecialInstructions($SpecialInstructions, $i, $Errors) {
		if (mb_strlen($SpecialInstructions)>256) {
			$Errors[$i] = InvalidSpecialInstructions;
		}
		return $Errors;
	}

/* Check that the customer branch code only has 30 or fewer characters */
	function VerifyCustBranchCode($CustBranchCode, $i, $Errors) {
		if (mb_strlen($CustBranchCode)>30) {
			$Errors[$i] = InvalidCustBranchCode;
		}
		return $Errors;
	}

	function InsertBranch($BranchDetails, $user, $password) {
		$Errors = array();
		$db = db($user, $password);
		if (gettype($db)=='integer') {
			$Errors[0]=NoAuthorisation;
			return $Errors;
		}
		foreach ($BranchDetails as $key => $value) {
			$BranchDetails[$key] = DB_escape_string($value);
		}
		$Errors=VerifyBranchDebtorExists($BranchDetails['debtorno'], sizeof($Errors), $Errors);
		$Errors=VerifyBranchNo($BranchDetails['debtorno'], $BranchDetails['branchcode'], sizeof($Errors), $Errors);
		$Errors=VerifyBranchName($BranchDetails['brname'], sizeof($Errors), $Errors);
		if (isset($BranchDetails['address1'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['address1'], 40, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['address2'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['address2'], 40, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['address3'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['address3'], 40, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['address4'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['address4'], 50, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['address5'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['address5'], 20, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['address6'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['address6'], 15, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['lat'])){
			$Errors=VerifyLatitude($BranchDetails['lat'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['lng'])){
			$Errors=VerifyLongitude($BranchDetails['lng'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['estdeliverydays'])){
			$Errors=VerifyEstDeliveryDays($BranchDetails['estdeliverydays'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['area'])){
			$Errors=VerifyAreaCode($BranchDetails['area'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['salesman'])){
			$Errors=VerifySalesmanCode($BranchDetails['salesman'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['fwddate'])){
			$Errors=VerifyFwdDate($BranchDetails['fwddate'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['phoneno'])){
			$Errors=VerifyPhoneNumber($BranchDetails['phoneno'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['faxno'])){
			$Errors=VerifyFaxNumber($BranchDetails['faxno'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['contactname'])){
			$Errors=VerifyContactName($BranchDetails['contactname'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['email'])){
			$Errors=VerifyEmailAddress($BranchDetails['email'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['defaultlocation'])){
			$Errors=VerifyDefaultLocation($BranchDetails['defaultlocation'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['taxgroupid'])){
			$Errors=VerifyTaxGroupId($BranchDetails['taxgroupid'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['defaultshipvia'])){
			$Errors=VerifyDefaultShipVia($BranchDetails['defaultshipvia'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['deliverblind'])){
			$Errors=VerifyDeliverBlind($BranchDetails['deliverblind'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['disabletrans'])){
			$Errors=VerifyDisableTrans($BranchDetails['disabletrans'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['brpostaddr1'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['brpostaddr1'], 40, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['brpostaddr2'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['brpostaddr2'], 40, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['brpostaddr3'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['brpostaddr3'], 30, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['brpostaddr4'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['brpostaddr4'], 20, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['brpostaddr5'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['brpostaddr5'], 20, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['brpostaddr6'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['brpostaddr6'], 15, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['specialinstructions'])){
			$Errors=VerifySpecialInstructions($BranchDetails['specialinstructions'], sizeof($Errors), $Errors);
		} else {
			$BranchDetails['specialinstructions']='';
		}
		if (isset($BranchDetails['custbranchcode'])){
			$Errors=VerifyCustBranchCode($BranchDetails['custbranchcode'], sizeof($Errors), $Errors);
		}
		$BranchDetails['lat']=0;
		$BranchDetails['lng']=0;
		$FieldNames='';
		$FieldValues='';
		foreach ($BranchDetails as $key => $value) {
			$FieldNames.=$key.', ';
			$FieldValues.='"'.$value.'", ';
		}
		$sql = 'INSERT INTO custbranch ('.mb_substr($FieldNames,0,-2).') '.
		  'VALUES ('.mb_substr($FieldValues,0,-2).') ';
		if (sizeof($Errors)==0) {
			$result = DB_query($sql);
			if (DB_error_no() != 0) {
				$Errors[0] = DatabaseUpdateFailed;
			} else {
				$Errors[0]=0;
			}
		}
		return $Errors;
	}


	function ModifyBranch($BranchDetails, $user, $password) {
		$Errors = array();
		$db = db($user, $password);
		if (gettype($db)=='integer') {
			$Errors[0]=NoAuthorisation;
			return $Errors;
		}
		foreach ($BranchDetails as $key => $value) {
			$BranchDetails[$key] = DB_escape_string($value);
		}
		$Errors=VerifyBranchNoExists($BranchDetails['debtorno'], $BranchDetails['branchcode'], sizeof($Errors), $Errors);
		$Errors=VerifyBranchName($BranchDetails['brname'], sizeof($Errors), $Errors);
		if (isset($BranchDetails['address1'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['address1'], 40, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['address2'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['address2'], 40, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['address3'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['address3'], 40, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['address4'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['address4'], 50, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['address5'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['address5'], 20, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['address6'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['address6'], 15, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['lat'])){
			$Errors=VerifyLatitude($BranchDetails['lat'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['lng'])){
			$Errors=VerifyLongitude($BranchDetails['lng'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['estdeliverydays'])){
			$Errors=VerifyEstDeliveryDays($BranchDetails['estdeliverydays'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['area'])){
			$Errors=VerifyAreaCode($BranchDetails['area'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['salesman'])){
			$Errors=VerifySalesmanCode($BranchDetails['salesman'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['fwddate'])){
			$Errors=VerifyFwdDate($BranchDetails['fwddate'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['phoneno'])){
			$Errors=VerifyPhoneNumber($BranchDetails['phoneno'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['faxno'])){
			$Errors=VerifyFaxNumber($BranchDetails['faxno'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['contactname'])){
			$Errors=VerifyContactName($BranchDetails['contactname'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['email'])){
			$Errors=VerifyEmailAddress($BranchDetails['email'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['defaultlocation'])){
			$Errors=VerifyDefaultLocation($BranchDetails['defaultlocation'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['taxgroupid'])){
			$Errors=VerifyTaxGroupId($BranchDetails['taxgroupid'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['defaultshipvia'])){
			$Errors=VerifyDefaultShipVia($BranchDetails['defaultshipvia'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['deliverblind'])){
			$Errors=VerifyDeliverBlind($BranchDetails['deliverblind'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['disabletrans'])){
			$Errors=VerifyDisableTrans($BranchDetails['disabletrans'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['brpostaddr1'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['brpostaddr1'], 40, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['brpostaddr2'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['brpostaddr2'], 40, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['brpostaddr3'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['brpostaddr3'], 30, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['brpostaddr4'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['brpostaddr4'], 20, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['brpostaddr5'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['brpostaddr5'], 20, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['brpostaddr6'])){
			$Errors=VerifyBranchAddressLine($BranchDetails['brpostaddr6'], 15, sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['specialinstructions'])){
			$Errors=VerifySpecialInstructions($BranchDetails['specialinstructions'], sizeof($Errors), $Errors);
		}
		if (isset($BranchDetails['custbranchcode'])){
			$Errors=VerifyCustBranchCode($BranchDetails['custbranchcode'], sizeof($Errors), $Errors);
		}
		$FieldNames='';
		$FieldValues='';
		foreach ($BranchDetails as $key => $value) {
			$FieldNames.=$key.', ';
			$FieldValues.='"'.$value.'", ';
		}
		$sql='UPDATE custbranch SET ';
		foreach ($BranchDetails as $key => $value) {
			$sql .= $key.'="'.$value.'", ';
		}
		$sql = mb_substr($sql,0,-2)." WHERE debtorno='".$BranchDetails['debtorno']."'
                                   AND branchcode='".$BranchDetails['branchcode']."'";
		if (sizeof($Errors)==0) {
			$result = DB_query($sql);
			if (DB_error_no() != 0) {
				$Errors[0] = DatabaseUpdateFailed;
			} else {
				$Errors[0]=0;
			}
		}
		return $Errors;
	}

/* This function returns a list of branch codes from the given debtorno.
 * The returned data is an array with first value 0 and then as many branch
 * codes are there are branches.  Otherwise, the first value is non-zero,
 * and it (and any following) are error codes encountered.
 */

	function GetCustomerBranchCodes($DebtorNumber, $user, $password)
 {
		$Errors = array();
		$db = db($user, $password);
		if (gettype($db)=='integer') {
			$Errors[0]=NoAuthorisation;
			return $Errors;
		}
		$sql = "SELECT branchcode FROM custbranch
                WHERE debtorno = '" . $DebtorNumber . "'";
		$result = api_DB_query($sql);
		if (DB_error_no() != 0)
			$Errors[0] = DatabaseUpdateFailed;
		else {
			$Errors[0] = 0;	    // Signal data may follow.
			while ($myrow = DB_fetch_row($result)) {
				$Errors[] = $myrow[0];
			}
		}

		return  $Errors;
 }
/* This function takes a debtorno and branch code and returns an associative array containing
   the database record for that branch. If the debtor/branch code doesn't exist
   then it returns an $Errors array.
*/
	function GetCustomerBranch($DebtorNumber, $BranchCode, $user, $password) {
		$Errors = array();
		$db = db($user, $password);
		if (gettype($db)=='integer') {
			$Errors[0]=NoAuthorisation;
			return $Errors;
		}
		$Errors = VerifyBranchNoExists($DebtorNumber, $BranchCode, sizeof($Errors), $Errors);
		if (sizeof($Errors)!=0) {
			return $Errors;
		}
		$sql="SELECT * FROM custbranch
                     WHERE debtorno='".$DebtorNumber."'
                     AND branchcode='".$BranchCode."'";
		$result = api_DB_query($sql);
		if (DB_error_no() != 0 ) {
			$Errors[0] = DatabaseUpdateFailed;
		} else {
			$Errors[0] = 0;
			if (DB_num_rows($result) > 0)
			    $Errors += DB_fetch_array($result);
		}
		return  $Errors;
	}
?>