project BLF > class BPrinter > method apiRefreshInfo

Description

update the printer list


Parameters


icPrinterListinputcharacterComma separated list of printer names
oiReturnStatusoutputintegerReturn status of the method.


Internal usage


BLF
method BReportComm.apiRefreshPrinterInfo


program code (program3/bprinter.p)

/* Load ALL printers */
<M-1 run DataLoad
   (input  '' (icRowids), 
    input  '' (icPkeys), 
    input  '' (icObjectIds), 
    input  '' (icFreeform), 
    input  no (ilKeepPrevious), 
    output viFcReturnSuper (oiReturnStatus)) in BPrinter>
if viFcReturnSuper = -4
then assign viFcReturnSuper = 0.
if viFcReturnSuper <> 0
then assign oiReturnStatus = viFcReturnSuper.
if viFcReturnSuper < 0
then return.

for each tRptPrinter:
    assign tRptPrinter.tc_Status = "D".
end.

/* Create printers that do not exist */
do vidx = num-entries(icPrinterList) to 1 by -1:

    assign vcPrinter   = if num-entries(entry(vidx, icPrinterList), chr(2)) = 1
                         then entry(vidx, icPrinterList)
                         else entry (1, entry(vidx, icPrinterList), chr(2))
           vlIsDefault = num-entries(entry(vidx, icPrinterList), chr(2)) = 2.

    if length (vcPrinter,"character") > 80
    then do:
        oiReturnStatus = 1.
        <M-30 run SetMessage
           (input  #T-90'Skipped printer $1, name is too long.':255(805508464)T-90# (icMessage), 
            input  vcPrinter (icArguments), 
            input  '' (icFieldName), 
            input  '' (icFieldValue), 
            input  'D' (icType), 
            input  3 (iiSeverity), 
            input  '' (icRowid), 
            input  'blf-440883':U (icFcMsgNumber), 
            input  '' (icFcExplanation), 
            input  '' (icFcIdentification), 
            input  '' (icFcContext), 
            output viFcReturnSuper (oiReturnStatus)) in BPrinter>
    end.
    else do:
        find first tRptPrinter where
                   tRptPrinter.RptPrinterName = vcPrinter and
                   tRptPrinter.tc_Status      = "D"
                   no-error.
    
        if available tRptPrinter
        then assign tRptPrinter.tc_Status = "".
        else do:
            <M-2 run AddDetailLine
               (input  'RptPrinter' (icTable), 
                input  '' (icParentRowid), 
                output viFcReturnSuper (oiReturnStatus)) in BPrinter>
    
            if viFcReturnSuper <> 0
            then oiReturnStatus = viFcReturnSuper.
    
            if viFcReturnSuper < 0
            then return.
            
            assign tRptPrinter.RptPrinterName = vcPrinter.
        end.
    
        if tRptPrinter.RptPrinterIsDefault <> vlIsDefault
        then do:
            assign tRptPrinter.RptPrinterIsDefault = vlIsDefault.
    
            if tRptPrinter.tc_Status = ""
            then assign tRptPrinter.tc_Status = "C".
        end.
    end.
end.

if can-find (first tRptPrinter where tRptPrinter.tc_Status <> "")
then do:
    <M-3 run ValidateBC  (output viFcReturnSuper (oiReturnStatus)) in BPrinter>
    if viFcReturnSuper <> 0
    then oiReturnStatus = viFcReturnSuper.
    if viFcReturnSuper < 0
    then return.

    <M-4 run AdditionalUpdates  (output viFcReturnSuper (oiReturnStatus)) in BPrinter>
    if viFcReturnSuper <> 0
    then oiReturnStatus = viFcReturnSuper.
    if viFcReturnSuper < 0
    then return.

    <M-5 run DataSave  (output viFcReturnSuper (oiReturnStatus)) in BPrinter>
    if viFcReturnSuper <> 0
    then oiReturnStatus = viFcReturnSuper.
    if viFcReturnSuper < 0
    then return.
end.


Sample code: how to call this method through RPCRequestService (QXtend Inbound)

define temp-table ttContext no-undo
    field propertyQualifier as character
    field propertyName as character
    field propertyValue as character
    index entityContext is primary unique
        propertyQualifier
        propertyName
    index propertyQualifier
        propertyQualifier.

define dataset dsContext for ttContext.

define variable vhContextDS as handle no-undo.
define variable vhExceptionDS as handle no-undo.
define variable vhServer as handle no-undo.
define variable vhInputDS as handle no-undo.
define variable vhInputOutputDS as handle no-undo.
define variable vhOutputDS as handle no-undo.
define variable vhParameter as handle no-undo.

/* Create context */
create ttContext.
assign ttContext.propertyName = "programName"
       ttContext.propertyValue = "BPrinter".
create ttContext.
assign ttContext.propertyName = "methodName"
       ttContext.propertyValue = "apiRefreshInfo".
create ttContext.
assign ttContext.propertyName = "applicationId"
       ttContext.propertyValue = "fin".
create ttContext.
assign ttContext.propertyName = "entity"
       ttContext.propertyValue = "1000".
create ttContext.
assign ttContext.propertyName = "userName"
       ttContext.propertyValue = "mfg".
create ttContext.
assign ttContext.propertyName = "password"
       ttContext.propertyValue = "".

/* Create input dataset */
create dataset vhInputDS.
vhInputDS:read-xmlschema("file", "xml/bprinter.apirefreshinfo.i.xsd", ?).
vhParameter = vhInputDS:get-buffer-handle("tParameterI").
vhParameter:buffer-create().
assign vhParameter::icPrinterList = <parameter value>.

/* Connect the AppServer */
create server vhServer.
vhServer:connect("-URL <appserver-url>").

if not vhServer:connected()
then do:
    message "Could not connect AppServer" view-as alert-box error title "Error".
    return.
end.

/* Run */
assign vhContextDS = dataset dsContext:handle.

run program/rpcrequestservice.p on vhServer
    (input-output dataset-handle vhContextDS by-reference,
           output dataset-handle vhExceptionDS,
     input        dataset-handle vhInputDS by-reference,
     input-output dataset-handle vhInputOutputDS by-reference,
           output dataset-handle vhOutputDS).

/* Handle output however you want, in this example, we dump it to xml */
if valid-handle(vhExceptionDS)
then vhExceptionDS:write-xml("file", "Exceptions.xml", true).

if valid-handle(vhOutputDS)
then vhOutputDS:write-xml("file", "Output.xml", true).

/* Cleanup */
vhServer:disconnect().
assign vhServer = ?.

if valid-handle(vhInputDS)
then delete object vhInputDS.

if valid-handle(vhOutputDS)
then delete object vhOutputDS.

if valid-handle(vhExceptionDS)
then delete object vhExceptionDS.