first beta release
This commit is contained in:
Fabian Weber
parent
83b3e83978
commit
7606089b66
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@ -1 +1,2 @@
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idea
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idea
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cmd
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@ -361,8 +361,6 @@ func (d *AttributeDecoder) Decode(tag Tag) (*Attribute, error) {
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}
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attr.Name = name
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fmt.Printf("attr name: %v\n", name)
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switch attr.Tag {
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case TagEnum, TagInteger:
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val, err := d.decodeInteger()
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@ -436,8 +434,6 @@ func (d *AttributeDecoder) decodeString() (string, error) {
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return "", err
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}
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fmt.Printf("string length: %v\n", length)
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if length == 0 {
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return "", nil
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}
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15
cmd/tests.go
15
cmd/tests.go
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@ -1,15 +0,0 @@
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package main
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import (
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"bytes"
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"fmt"
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"github.com/phin1x/go-ipp"
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)
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func main() {
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doc := new(bytes.Buffer)
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doc.WriteString("asdfasdf")
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ippclt := ipp.NewIPPClient("", 0, "", "", false)
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fmt.Println(ippclt.Print(doc, doc.Len(), "blub", "testprint", 1, 50))
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}
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12
constants.go
12
constants.go
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@ -268,11 +268,23 @@ const (
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PrinterStateStopped = 0x0005
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)
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type JobStateFilter string
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const (
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JobStateFilterNotCompleted = "not-completed"
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JobStateFilterCompleted = "completed"
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)
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const (
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CharsetLanguage = "en-US"
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Charset = "utf-8"
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ProtocolVersionMajor = uint8(2)
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ProtocolVersionMinor = uint8(0)
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DefaultJobPriority = 50
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MimeTypePostscript = "application/postscript"
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MimeTypeOctetStream = "application/octet-stream"
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)
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var (
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268
cups-client.go
268
cups-client.go
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@ -1 +1,269 @@
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package ipp
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import "strings"
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type CUPSClient struct {
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*IPPClient
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}
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func NewCUPSClient(host string, port int, username, password string, useTLS bool) *CUPSClient {
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ippClient := NewIPPClient(host, port, username, password, useTLS)
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return &CUPSClient{ippClient}
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}
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func (c *CUPSClient) GetDevices() (map[string]Attributes, error) {
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req := NewRequest(OperationCupsGetDevices, 1)
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resp, err := c.SendRequest(c.getHttpUri("", nil), req)
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if err != nil {
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return nil, err
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}
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printerNameMap := make(map[string]Attributes)
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for _, printerAttributes := range resp.Printers {
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printerNameMap[printerAttributes["device-uri"][0].Value.(string)] = printerAttributes
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}
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return printerNameMap, nil
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}
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func (c *CUPSClient) MoveJob(jobID int, destPrinter string) error {
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req := NewRequest(OperationCupsMoveJob, 1)
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req.OperationAttributes["job-uri"] = c.getJobUri(jobID)
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req.PrinterAttributes["job-printer-uri"] = c.getPrinterUri(destPrinter)
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_, err := c.SendRequest(c.getHttpUri("jobs", ""), req)
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return err
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}
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func (c *CUPSClient) MoveAllJob(srcPrinter, destPrinter string) error {
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req := NewRequest(OperationCupsMoveJob, 1)
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req.OperationAttributes["printer-uri"] = c.getPrinterUri(srcPrinter)
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req.PrinterAttributes["job-printer-uri"] = c.getPrinterUri(destPrinter)
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_, err := c.SendRequest(c.getHttpUri("jobs", ""), req)
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return err
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}
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func (c *CUPSClient) GetPPDs() (map[string]Attributes, error) {
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req := NewRequest(OperationCupsGetPpds, 1)
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resp, err := c.SendRequest(c.getHttpUri("", nil), req)
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if err != nil {
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return nil, err
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}
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ppdNameMap := make(map[string]Attributes)
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for _, printerAttributes := range resp.Printers {
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ppdNameMap[printerAttributes["ppd-name"][0].Value.(string)] = printerAttributes
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}
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return ppdNameMap, nil
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}
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func (c *CUPSClient) AcceptJobs(printer, destPrinter string) error {
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req := NewRequest(OperationCupsAcceptJobs, 1)
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req.OperationAttributes["printer-uri"] = c.getPrinterUri(printer)
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_, err := c.SendRequest(c.getHttpUri("admin", ""), req)
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return err
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}
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func (c *CUPSClient) RejectJobs(printer, destPrinter string) error {
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req := NewRequest(OperationCupsRejectJobs, 1)
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req.OperationAttributes["printer-uri"] = c.getPrinterUri(printer)
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_, err := c.SendRequest(c.getHttpUri("admin", ""), req)
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return err
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}
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func (c *CUPSClient) AddPrinterToClass(class, printer string) error {
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attributes, err := c.GetPrinterAttributes(class, []string{"member-uris"})
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if err != nil {
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return err
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}
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memberURIList := make([]string, 0)
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for _, member := range attributes["member-uris"] {
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memberString := strings.Split(member.Value.(string), "/")
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printerName := memberString[len(memberString)-1]
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if printerName == printer {
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return nil
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}
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memberURIList = append(memberURIList, member.Value.(string))
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}
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memberURIList = append(memberURIList, c.getPrinterUri(printer))
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req := NewRequest(OperationCupsAddModifyClass, 1)
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req.OperationAttributes["printer-uri"] = c.getClassUri(class)
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req.PrinterAttributes["member-uris"] = memberURIList
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_, err = c.SendRequest(c.getHttpUri("admin", ""), req)
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return err
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}
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func (c *CUPSClient) DeletePrinterFromClass(class, printer string) error {
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attributes, err := c.GetPrinterAttributes(class, []string{"member-uris"})
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if err != nil {
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return err
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}
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memberURIList := make([]string, 0)
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for _, member := range attributes["member-uris"] {
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memberString := strings.Split(member.Value.(string), "/")
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printerName := memberString[len(memberString)-1]
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if printerName != printer {
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memberURIList = append(memberURIList, member.Value.(string))
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}
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}
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if len(memberURIList) == 0 {
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return c.DeleteClass(class)
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}
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req := NewRequest(OperationCupsAddModifyClass, 1)
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req.OperationAttributes["printer-uri"] = c.getClassUri(class)
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req.PrinterAttributes["member-uris"] = memberURIList
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_, err = c.SendRequest(c.getHttpUri("admin", ""), req)
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return err
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}
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func (c *CUPSClient) DeleteClass(class string) error {
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req := NewRequest(OperationCupsDeleteClass, 1)
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req.OperationAttributes["printer-uri"] = c.getClassUri(class)
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_, err := c.SendRequest(c.getHttpUri("admin", ""), req)
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return err
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}
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func (c *CUPSClient) CreatePrinter(name, deviceURI, ppd string, shared bool, errorPolicy string, information, location string) error {
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req := NewRequest(OperationCupsAddModifyPrinter, 1)
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req.OperationAttributes["printer-uri"] = c.getPrinterUri(name)
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req.OperationAttributes["ppd-name"] = ppd
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req.OperationAttributes["printer-is-shared"] = shared
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req.PrinterAttributes["printer-state-reason"] = "none"
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req.PrinterAttributes["device-uri"] = deviceURI
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req.PrinterAttributes["printer-info"] = information
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req.PrinterAttributes["printer-location"] = location
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req.PrinterAttributes["printer-error-policy"] = errorPolicy
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_, err := c.SendRequest(c.getHttpUri("admin", ""), req)
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return err
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}
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func (c *CUPSClient) SetPrinterPPD(printer, ppd string) error {
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req := NewRequest(OperationCupsAddModifyPrinter, 1)
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req.OperationAttributes["printer-uri"] = c.getPrinterUri(printer)
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req.OperationAttributes["ppd-name"] = ppd
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_, err := c.SendRequest(c.getHttpUri("admin", ""), req)
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return err
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}
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func (c *CUPSClient) SetPrinterDeviceURI(printer, deviceURI string) error {
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req := NewRequest(OperationCupsAddModifyPrinter, 1)
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req.OperationAttributes["printer-uri"] = c.getPrinterUri(printer)
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req.PrinterAttributes["device-uri"] = deviceURI
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_, err := c.SendRequest(c.getHttpUri("admin", ""), req)
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return err
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}
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func (c *CUPSClient) SetPrinterIsShared(printer string, shared bool) error {
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req := NewRequest(OperationCupsAddModifyPrinter, 1)
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req.OperationAttributes["printer-uri"] = c.getPrinterUri(printer)
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req.OperationAttributes["printer-is-shared"] = shared
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_, err := c.SendRequest(c.getHttpUri("admin", ""), req)
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return err
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}
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func (c *CUPSClient) SetPrinterErrorPolicy(printer string, errorPolicy string) error {
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req := NewRequest(OperationCupsAddModifyPrinter, 1)
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req.OperationAttributes["printer-uri"] = c.getPrinterUri(printer)
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req.PrinterAttributes["printer-error-policy"] = errorPolicy
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_, err := c.SendRequest(c.getHttpUri("admin", ""), req)
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return err
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}
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func (c *CUPSClient) SetPrinterInformation(printer, information string) error {
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req := NewRequest(OperationCupsAddModifyPrinter, 1)
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req.OperationAttributes["printer-uri"] = c.getPrinterUri(printer)
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req.PrinterAttributes["printer-info"] = information
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_, err := c.SendRequest(c.getHttpUri("admin", ""), req)
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return err
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}
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func (c *CUPSClient) SetPrinterLocation(printer, location string) error {
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req := NewRequest(OperationCupsAddModifyPrinter, 1)
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req.OperationAttributes["printer-uri"] = c.getPrinterUri(printer)
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req.PrinterAttributes["printer-location"] = location
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_, err := c.SendRequest(c.getHttpUri("admin", ""), req)
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return err
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}
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func (c *CUPSClient) DeletePrinter(printer string) error {
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req := NewRequest(OperationCupsDeletePrinter, 1)
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req.OperationAttributes["printer-uri"] = c.getPrinterUri(printer)
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_, err := c.SendRequest(c.getHttpUri("admin", ""), req)
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return err
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}
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func (c *CUPSClient) GetPrinters(attributes []string) (map[string]Attributes, error) {
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req := NewRequest(OperationCupsGetPrinters, 1)
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if attributes == nil {
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req.OperationAttributes["requested-attributes"] = DefaultPrinterAttributes
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} else {
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req.OperationAttributes["requested-attributes"] = append(attributes, "printer-name")
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}
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resp, err := c.SendRequest(c.getHttpUri("", nil), req)
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if err != nil {
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return nil, err
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}
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printerNameMap := make(map[string]Attributes)
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for _, printerAttributes := range resp.Printers {
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printerNameMap[printerAttributes["printer-name"][0].Value.(string)] = printerAttributes
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}
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return printerNameMap, nil
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}
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func (c *CUPSClient) GetClasses(attributes []string) (map[string]Attributes, error) {
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req := NewRequest(OperationCupsGetClasses, 1)
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if attributes == nil {
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req.OperationAttributes["requested-attributes"] = DefaultClassAttributes
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} else {
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req.OperationAttributes["requested-attributes"] = append(attributes, "printer-name")
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}
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resp, err := c.SendRequest(c.getHttpUri("", nil), req)
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if err != nil {
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return nil, err
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}
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printerNameMap := make(map[string]Attributes)
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for _, printerAttributes := range resp.Printers {
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printerNameMap[printerAttributes["printer-name"][0].Value.(string)] = printerAttributes
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}
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return printerNameMap, nil
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}
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251
ipp-client.go
251
ipp-client.go
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@ -3,8 +3,11 @@ package ipp
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import (
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"bytes"
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"crypto/tls"
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"errors"
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"fmt"
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"io"
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"io/ioutil"
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"net"
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"net/http"
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"os"
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"path"
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@ -15,6 +18,13 @@ const (
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ippContentType = "application/ipp"
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)
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type Document struct {
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Document io.Reader
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Size int
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Name string
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MimeType string
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}
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type IPPClient struct {
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host string
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port int
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@ -37,15 +47,38 @@ func NewIPPClient(host string, port int, username, password string, useTLS bool)
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return &IPPClient{host, port, username, password, useTLS, &httpClient}
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}
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func (c *IPPClient) getHttpUri(namespace, object string) string {
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func (c *IPPClient) getHttpUri(namespace string, object interface{}) string {
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proto := "http"
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if c.useTLS {
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proto = "https"
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}
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return fmt.Sprintf("%s://%s:%d/%s/%s", proto, c.host, c.port, namespace, object)
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uri := fmt.Sprintf("%s://%s:%d", proto, c.host, c.port)
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if namespace != "" {
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uri = fmt.Sprintf("%s/%s", uri, namespace)
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}
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if object != nil {
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uri = fmt.Sprintf("%s/%v", uri, object)
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}
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return uri
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}
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func (c *IPPClient) call(url string, req *Request) (*Response, error) {
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func (c *IPPClient) getPrinterUri(printer string) string {
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return fmt.Sprintf("ipp://localhost/printers/%s", printer)
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}
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func (c *IPPClient) getJobUri(jobID int) string {
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return fmt.Sprintf("ipp://localhost/jobs/%d", jobID)
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}
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func (c *IPPClient) getClassUri(printer string) string {
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return fmt.Sprintf("ipp://localhost/classes/%s", printer)
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}
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func (c *IPPClient) SendRequest(url string, req *Request) (*Response, error) {
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payload, err := req.Encode()
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if err != nil {
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return nil, err
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@ -84,14 +117,16 @@ func (c *IPPClient) call(url string, req *Request) (*Response, error) {
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return nil, fmt.Errorf("ipp server returned with http status code %d", httpResp.StatusCode)
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}
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//httpyBody, _ := ioutil.ReadAll(httpResp.Body)
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//fmt.Println(httpyBody)
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//read the response into a temp buffer due to some wired EOF errors
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httpBody, _ := ioutil.ReadAll(httpResp.Body)
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//fmt.Println(httpBody)
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return NewResponseDecoder(bytes.NewBuffer(httpBody)).Decode()
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return NewResponseDecoder(httpResp.Body).Decode()
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//return NewResponseDecoder(httpResp.Body).Decode()
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}
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func (c *IPPClient) Print(document io.Reader, size int, printer, jobName string, copies, priority int) (int, error) {
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printerURI := fmt.Sprintf("ipp://localhost/printers/%s", printer)
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func (c *IPPClient) Print(docs []Document, printer, jobName string, copies, priority int) (int, error) {
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printerURI := c.getPrinterUri(printer)
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req := NewRequest(OperationCreateJob, 1)
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req.OperationAttributes["printer-uri"] = printerURI
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@ -100,41 +135,46 @@ func (c *IPPClient) Print(document io.Reader, size int, printer, jobName string,
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req.JobAttributes["copies"] = copies
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req.JobAttributes["job-priority"] = priority
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resp, err := c.call(c.getHttpUri("printers", printerURI), req)
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resp, err := c.SendRequest(c.getHttpUri("printers", printer), req)
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if err != nil {
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return -1, err
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}
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|
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if len(resp.Jobs) == 0 {
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return 0, errors.New("server doesn't returned a job id")
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}
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|
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jobID := resp.Jobs[0]["job-id"][0].Value.(int)
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fmt.Println(jobID)
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req = NewRequest(OperationSendDocument, 2)
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req.OperationAttributes["printer-uri"] = printerURI
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req.OperationAttributes["requesting-user-name"] = c.username
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req.OperationAttributes["job-id"] = jobID
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req.OperationAttributes["document-name"] = jobName
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req.OperationAttributes["document-format"] = "application/octet-stream"
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req.OperationAttributes["last-document"] = true
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req.File = document
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req.FileSize = size
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documentCount := len(docs) - 1
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|
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resp, err = c.call(c.getHttpUri("printers", printerURI), req)
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if err != nil {
|
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return -1, err
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for docID, doc := range docs {
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req = NewRequest(OperationSendDocument, 2)
|
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req.OperationAttributes["printer-uri"] = printerURI
|
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req.OperationAttributes["requesting-user-name"] = c.username
|
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req.OperationAttributes["job-id"] = jobID
|
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req.OperationAttributes["document-name"] = doc.Name
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req.OperationAttributes["document-format"] = doc.MimeType
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req.OperationAttributes["last-document"] = docID == documentCount
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req.File = doc.Document
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req.FileSize = doc.Size
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|
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resp, err = c.SendRequest(c.getHttpUri("printers", printer), req)
|
||||
if err != nil {
|
||||
return -1, err
|
||||
}
|
||||
}
|
||||
|
||||
return jobID, nil
|
||||
}
|
||||
|
||||
func (c *IPPClient) PrintFile(filePath, printer, jobName string, copies, priority int) (int, error) {
|
||||
func (c *IPPClient) PrintFile(filePath, printer string, copies, priority int) (int, error) {
|
||||
fileStats, err := os.Stat(filePath)
|
||||
if os.IsNotExist(err) {
|
||||
return -1, err
|
||||
}
|
||||
|
||||
if jobName == "" {
|
||||
jobName = path.Base(filePath)
|
||||
}
|
||||
fileName := path.Base(filePath)
|
||||
|
||||
document, err := os.Open(filePath)
|
||||
if err != nil {
|
||||
|
|
@ -142,5 +182,162 @@ func (c *IPPClient) PrintFile(filePath, printer, jobName string, copies, priorit
|
|||
}
|
||||
defer document.Close()
|
||||
|
||||
return c.Print(document, int(fileStats.Size()), printer, jobName, copies, priority)
|
||||
return c.Print([]Document{
|
||||
{
|
||||
Document: document,
|
||||
Name: fileName,
|
||||
Size: int(fileStats.Size()),
|
||||
MimeType: MimeTypeOctetStream,
|
||||
},
|
||||
}, printer, fileName, copies, priority)
|
||||
}
|
||||
|
||||
func (c *IPPClient) GetPrinterAttributes(printer string, attributes []string) (Attributes, error) {
|
||||
req := NewRequest(OperationGetPrinterAttributes, 1)
|
||||
req.OperationAttributes["printer-uri"] = c.getPrinterUri(printer)
|
||||
req.OperationAttributes["requesting-user-name"] = c.username
|
||||
|
||||
if attributes == nil {
|
||||
req.OperationAttributes["requested-attributes"] = DefaultPrinterAttributes
|
||||
} else {
|
||||
req.OperationAttributes["requested-attributes"] = attributes
|
||||
}
|
||||
|
||||
resp, err := c.SendRequest(c.getHttpUri("printers", printer), req)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
if len(resp.Printers) == 0 {
|
||||
return nil, errors.New("server doesn't return any printer attributes")
|
||||
}
|
||||
|
||||
return resp.Printers[0], nil
|
||||
}
|
||||
|
||||
func (c *IPPClient) ResumePrinter(printer string) error {
|
||||
req := NewRequest(OperationResumePrinter, 1)
|
||||
req.OperationAttributes["printer-uri"] = c.getPrinterUri(printer)
|
||||
|
||||
_, err := c.SendRequest(c.getHttpUri("admin", ""), req)
|
||||
return err
|
||||
}
|
||||
|
||||
func (c *IPPClient) PausePrinter(printer string) error {
|
||||
req := NewRequest(OperationPausePrinter, 1)
|
||||
req.OperationAttributes["printer-uri"] = c.getPrinterUri(printer)
|
||||
|
||||
_, err := c.SendRequest(c.getHttpUri("admin", ""), req)
|
||||
return err
|
||||
}
|
||||
|
||||
func (c *IPPClient) GetJobAttributes(jobID int, attributes []string) (Attributes, error) {
|
||||
req := NewRequest(OperationGetJobAttributes, 1)
|
||||
req.OperationAttributes["job-uri"] = c.getJobUri(jobID)
|
||||
|
||||
if attributes == nil {
|
||||
req.OperationAttributes["requested-attributes"] = DefaultJobAttributes
|
||||
} else {
|
||||
req.OperationAttributes["requested-attributes"] = attributes
|
||||
}
|
||||
|
||||
resp, err := c.SendRequest(c.getHttpUri("jobs", jobID), req)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
if len(resp.Printers) == 0 {
|
||||
return nil, errors.New("server doesn't return any job attributes")
|
||||
}
|
||||
|
||||
return resp.Printers[0], nil
|
||||
}
|
||||
|
||||
func (c *IPPClient) GetJobs(printer string, whichJobs JobStateFilter, myJobs bool, attributes []string) (map[int]Attributes, error) {
|
||||
req := NewRequest(OperationGetJobs, 1)
|
||||
req.OperationAttributes["printer-uri"] = c.getPrinterUri(printer)
|
||||
req.OperationAttributes["which-jobs"] = string(whichJobs)
|
||||
req.OperationAttributes["my-jobs"] = myJobs
|
||||
|
||||
if attributes == nil {
|
||||
req.OperationAttributes["requested-attributes"] = DefaultJobAttributes
|
||||
} else {
|
||||
req.OperationAttributes["requested-attributes"] = append(attributes, "job-id")
|
||||
}
|
||||
|
||||
resp, err := c.SendRequest(c.getHttpUri("", nil), req)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
jobIDMap := make(map[int]Attributes)
|
||||
|
||||
for _, jobAttributes := range resp.Jobs {
|
||||
jobIDMap[jobAttributes["job-id"][0].Value.(int)] = jobAttributes
|
||||
}
|
||||
|
||||
return jobIDMap, nil
|
||||
}
|
||||
|
||||
func (c *IPPClient) CancelJob(jobID int, purge bool) error {
|
||||
req := NewRequest(OperationCancelJob, 1)
|
||||
req.OperationAttributes["job-uri"] = c.getJobUri(jobID)
|
||||
req.OperationAttributes["purge-jobs"] = purge
|
||||
|
||||
_, err := c.SendRequest(c.getHttpUri("jobs", ""), req)
|
||||
return err
|
||||
}
|
||||
|
||||
func (c *IPPClient) CancelAllJob(printer string, purge bool) error {
|
||||
req := NewRequest(OperationCancelJob, 1)
|
||||
req.OperationAttributes["printer-uri"] = c.getPrinterUri(printer)
|
||||
req.OperationAttributes["purge-jobs"] = purge
|
||||
|
||||
_, err := c.SendRequest(c.getHttpUri("admin", ""), req)
|
||||
return err
|
||||
}
|
||||
|
||||
func (c *IPPClient) RestartJob(jobID int) error {
|
||||
req := NewRequest(OperationRestartJob, 1)
|
||||
req.OperationAttributes["job-uri"] = c.getJobUri(jobID)
|
||||
|
||||
_, err := c.SendRequest(c.getHttpUri("jobs", ""), req)
|
||||
return err
|
||||
}
|
||||
|
||||
func (c *IPPClient) HoldJobUntil(jobID int, holdUntil string) error {
|
||||
req := NewRequest(OperationRestartJob, 1)
|
||||
req.OperationAttributes["job-uri"] = c.getJobUri(jobID)
|
||||
req.JobAttributes["job-hold-until"] = holdUntil
|
||||
|
||||
_, err := c.SendRequest(c.getHttpUri("jobs", ""), req)
|
||||
return err
|
||||
}
|
||||
|
||||
func (c *IPPClient) PrintTestPage(printer string) (int, error) {
|
||||
testPage := new(bytes.Buffer)
|
||||
testPage.WriteString("#PDF-BANNER\n")
|
||||
testPage.WriteString("Template default-testpage.pdf\n")
|
||||
testPage.WriteString("Show printer-name printer-info printer-location printer-make-and-model printer-driver-name")
|
||||
testPage.WriteString("printer-driver-version paper-size imageable-area job-id options time-at-creation")
|
||||
testPage.WriteString("time-at-processing\n\n")
|
||||
|
||||
return c.Print([]Document{
|
||||
{
|
||||
Document: testPage,
|
||||
Name: "Test Page",
|
||||
Size: testPage.Len(),
|
||||
MimeType: MimeTypePostscript,
|
||||
},
|
||||
}, printer, "Test Page", 1, DefaultJobPriority)
|
||||
}
|
||||
|
||||
func (c *IPPClient) TestConnection() error {
|
||||
conn, err := net.Dial("tcp", fmt.Sprintf("%s:%d", c.host, c.port))
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
conn.Close()
|
||||
|
||||
return nil
|
||||
}
|
||||
|
|
|
|||
|
|
@ -93,7 +93,6 @@ func (d *ResponseDecoder) Decode() (*Response, error) {
|
|||
}
|
||||
|
||||
startByte := startByteSlice[0]
|
||||
fmt.Printf("start byte: %v\n", startByte)
|
||||
|
||||
// check if attributes are completed
|
||||
if uint8(startByte) == TagEnd {
|
||||
|
|
@ -137,7 +136,6 @@ func (d *ResponseDecoder) Decode() (*Response, error) {
|
|||
startByte = startByteSlice[0]
|
||||
}
|
||||
|
||||
fmt.Printf("tag byte: %v\n", startByte)
|
||||
attrib, err := attribDecoder.Decode(Tag(startByte))
|
||||
if err != nil {
|
||||
return nil, err
|
||||
|
|
@ -153,8 +151,6 @@ func (d *ResponseDecoder) Decode() (*Response, error) {
|
|||
tagSet = false
|
||||
}
|
||||
|
||||
fmt.Println("asdf")
|
||||
|
||||
if len(tempAttributes) > 0 && tag != TagCupsInvalid {
|
||||
appendAttribute(resp, tag, tempAttributes)
|
||||
}
|
||||
|
|
@ -163,6 +159,10 @@ func (d *ResponseDecoder) Decode() (*Response, error) {
|
|||
return nil, err
|
||||
}
|
||||
|
||||
if resp.StatusCode != 0 {
|
||||
return resp, errors.New(resp.OperationAttributes["status-message"][0].Value.(string))
|
||||
}
|
||||
|
||||
return resp, nil
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -0,0 +1,27 @@
|
|||
package ipp
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"os"
|
||||
"path"
|
||||
)
|
||||
|
||||
func ParseControlFile(jobID int, spoolDirectory string) (*Response, error) {
|
||||
if spoolDirectory == "" {
|
||||
spoolDirectory = "/var/spool/cups"
|
||||
}
|
||||
|
||||
controlFilePath := path.Join(spoolDirectory, fmt.Sprintf("c%d", jobID))
|
||||
|
||||
if _, err := os.Stat(controlFilePath); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
controlFile, err := os.Open(controlFilePath)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
defer controlFile.Close()
|
||||
|
||||
return NewResponseDecoder(controlFile).Decode()
|
||||
}
|
||||
Loading…
Reference in New Issue