[thirdparty/cups.git] / berkeley / lpq.c

/*
 * "lpq" command for CUPS.
 *
 * Copyright 2007-2014 by Apple Inc.
 * Copyright 1997-2006 by Easy Software Products.
 *
 * These coded instructions, statements, and computer programs are the
 * property of Apple Inc. and are protected by Federal copyright
 * law.  Distribution and use rights are outlined in the file "LICENSE.txt"
 * which should have been included with this file.  If this file is
 * file is missing or damaged, see the license at "http://www.cups.org/".
 */

/*
 * Include necessary headers...
 */

#include <cups/cups-private.h>


/*
 * Local functions...
 */

static http_t	*connect_server(const char *, http_t *);
static int	show_jobs(const char *, http_t *, const char *,
		          const char *, const int, const int);
static void	show_printer(const char *, http_t *, const char *);
static void	usage(void) __attribute__((noreturn));


/*
 * 'main()' - Parse options and commands.
 */

int
main(int  argc,				/* I - Number of command-line arguments */
     char *argv[])			/* I - Command-line arguments */
{
  int		i;			/* Looping var */
  http_t	*http;			/* Connection to server */
  const char	*dest,			/* Desired printer */
		*user,			/* Desired user */
		*val;			/* Environment variable name */
  char		*instance;		/* Printer instance */
  int		id,			/* Desired job ID */
		all,			/* All printers */
		interval,		/* Reporting interval */
		longstatus;		/* Show file details */
  cups_dest_t	*named_dest;		/* Named destination */


  _cupsSetLocale(argv);

 /*
  * Check for command-line options...
  */

  http       = NULL;
  dest       = NULL;
  user       = NULL;
  id         = 0;
  interval   = 0;
  longstatus = 0;
  all        = 0;

  for (i = 1; i < argc; i ++)
    if (argv[i][0] == '+')
      interval = atoi(argv[i] + 1);
    else if (argv[i][0] == '-')
    {
      switch (argv[i][1])
      {
        case 'E' : /* Encrypt */
#ifdef HAVE_SSL
	    cupsSetEncryption(HTTP_ENCRYPT_REQUIRED);

	    if (http)
	      httpEncryption(http, HTTP_ENCRYPT_REQUIRED);
#else
            _cupsLangPrintf(stderr, _("%s: Sorry, no encryption support."),
	                    argv[0]);
#endif /* HAVE_SSL */
	    break;

        case 'U' : /* Username */
	    if (argv[i][2] != '\0')
	      cupsSetUser(argv[i] + 2);
	    else
	    {
	      i ++;
	      if (i >= argc)
	      {
	        _cupsLangPrintf(stderr,
		                _("%s: Error - expected username after "
				  "\"-U\" option."), argv[0]);
	        return (1);
	      }

              cupsSetUser(argv[i]);
	    }
	    break;

        case 'P' : /* Printer */
	    if (argv[i][2])
	      dest = argv[i] + 2;
	    else
	    {
	      i ++;

	      if (i >= argc)
	      {
		httpClose(http);

	        usage();
	      }

	      dest = argv[i];
	    }

	    if ((instance = strchr(dest, '/')) != NULL)
	      *instance++ = '\0';

            http = connect_server(argv[0], http);

            if ((named_dest = cupsGetNamedDest(http, dest, instance)) == NULL)
	    {
	      if (cupsLastError() == IPP_STATUS_ERROR_BAD_REQUEST ||
		  cupsLastError() == IPP_STATUS_ERROR_VERSION_NOT_SUPPORTED)
		_cupsLangPrintf(stderr,
				_("%s: Error - add '/version=1.1' to server "
				  "name."), argv[0]);
	      else if (instance)
		_cupsLangPrintf(stderr,
		                _("%s: Error - unknown destination \"%s/%s\"."),
		        	argv[0], dest, instance);
              else
		_cupsLangPrintf(stderr, _("%s: Unknown destination \"%s\"."),
				argv[0], dest);

	      return (1);
	    }

	    cupsFreeDests(1, named_dest);
	    break;

	case 'a' : /* All printers */
	    all = 1;
	    break;

        case 'h' : /* Connect to host */
	    if (http)
	    {
	      httpClose(http);
	      http = NULL;
	    }

	    if (argv[i][2] != '\0')
              cupsSetServer(argv[i] + 2);
	    else
	    {
	      i ++;

	      if (i >= argc)
	      {
	        _cupsLangPrintf(stderr,
		        	_("%s: Error - expected hostname after "
			          "\"-h\" option."), argv[0]);
		return (1);
              }
	      else
                cupsSetServer(argv[i]);
	    }
	    break;

	case 'l' : /* Long status */
	    longstatus = 1;
	    break;

	default :
	    httpClose(http);

	    usage();
      }
    }
    else if (isdigit(argv[i][0] & 255))
      id = atoi(argv[i]);
    else
      user = argv[i];

  http = connect_server(argv[0], http);

  if (dest == NULL && !all)
  {
    if ((named_dest = cupsGetNamedDest(http, NULL, NULL)) == NULL)
    {
      if (cupsLastError() == IPP_STATUS_ERROR_BAD_REQUEST ||
          cupsLastError() == IPP_STATUS_ERROR_VERSION_NOT_SUPPORTED)
      {
	_cupsLangPrintf(stderr,
	                _("%s: Error - add '/version=1.1' to server name."),
			argv[0]);
        return (1);
      }

      val = NULL;

      if ((dest = getenv("LPDEST")) == NULL)
      {
	if ((dest = getenv("PRINTER")) != NULL)
	{
          if (!strcmp(dest, "lp"))
            dest = NULL;
	  else
	    val = "PRINTER";
	}
      }
      else
	val = "LPDEST";

      if (dest && val)
	_cupsLangPrintf(stderr,
	                _("%s: Error - %s environment variable names "
			  "non-existent destination \"%s\"."), argv[0], val,
			dest);
      else
	_cupsLangPrintf(stderr,
	                _("%s: Error - no default destination available."),
			argv[0]);
      httpClose(http);
      return (1);
    }

    dest = named_dest->name;
  }

 /*
  * Show the status in a loop...
  */

  for (;;)
  {
    if (dest)
      show_printer(argv[0], http, dest);

    i = show_jobs(argv[0], http, dest, user, id, longstatus);

    if (i && interval)
    {
      fflush(stdout);
      sleep((unsigned)interval);
    }
    else
      break;
  }

 /*
  * Close the connection to the server and return...
  */

  httpClose(http);

  return (0);
}


/*
 * 'connect_server()' - Connect to the server as necessary...
 */

static http_t *				/* O - New HTTP connection */
connect_server(const char *command,	/* I - Command name */
               http_t     *http)	/* I - Current HTTP connection */
{
  if (!http)
  {
    http = httpConnectEncrypt(cupsServer(), ippPort(),
	                      cupsEncryption());

    if (http == NULL)
    {
      _cupsLangPrintf(stderr, _("%s: Unable to connect to server."), command);
      exit(1);
    }
  }

  return (http);
}


/*
 * 'show_jobs()' - Show jobs.
 */

static int				/* O - Number of jobs in queue */
show_jobs(const char *command,		/* I - Command name */
          http_t     *http,		/* I - HTTP connection to server */
          const char *dest,		/* I - Destination */
	  const char *user,		/* I - User */
	  const int  id,		/* I - Job ID */
	  const int  longstatus)	/* I - 1 if long report desired */
{
  ipp_t		*request,		/* IPP Request */
		*response;		/* IPP Response */
  ipp_attribute_t *attr;		/* Current attribute */
  const char	*jobdest,		/* Pointer into job-printer-uri */
		*jobuser,		/* Pointer to job-originating-user-name */
		*jobname;		/* Pointer to job-name */
  ipp_jstate_t	jobstate;		/* job-state */
  int		jobid,			/* job-id */
		jobsize,		/* job-k-octets */
		jobcount,		/* Number of jobs */
		jobcopies,		/* Number of copies */
		rank;			/* Rank of job */
  char		resource[1024];		/* Resource string */
  char		rankstr[255];		/* Rank string */
  char		namestr[1024];		/* Job name string */
  static const char * const jobattrs[] =/* Job attributes we want to see */
		{
		  "copies",
		  "job-id",
		  "job-k-octets",
		  "job-name",
		  "job-originating-user-name",
		  "job-printer-uri",
		  "job-priority",
		  "job-state"
		};
  static const char * const ranks[10] =	/* Ranking strings */
		{
		  "th",
		  "st",
		  "nd",
		  "rd",
		  "th",
		  "th",
		  "th",
		  "th",
		  "th",
		  "th"
		};


  DEBUG_printf(("show_jobs(http=%p, dest=%p, user=%p, id=%d, longstatus%d)\n",
                http, dest, user, id, longstatus));

  if (http == NULL)
    return (0);

 /*
  * Build an IPP_GET_JOBS or IPP_GET_JOB_ATTRIBUTES request, which requires
  * the following attributes:
  *
  *    attributes-charset
  *    attributes-natural-language
  *    job-uri or printer-uri
  *    requested-attributes
  *    requesting-user-name
  */

  request = ippNewRequest(id ? IPP_GET_JOB_ATTRIBUTES : IPP_GET_JOBS);

  if (id)
  {
    snprintf(resource, sizeof(resource), "ipp://localhost/jobs/%d", id);
    ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri",
                 NULL, resource);
  }
  else if (dest)
  {
    httpAssembleURIf(HTTP_URI_CODING_ALL, resource, sizeof(resource), "ipp",
                     NULL, "localhost", 0, "/printers/%s", dest);

    ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
                 NULL, resource);
  }
  else
    ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
                 NULL, "ipp://localhost/");

  if (user)
  {
    ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
                 "requesting-user-name", NULL, user);
    ippAddBoolean(request, IPP_TAG_OPERATION, "my-jobs", 1);
  }
  else
    ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
                 "requesting-user-name", NULL, cupsUser());

  ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
                "requested-attributes",
                (int)(sizeof(jobattrs) / sizeof(jobattrs[0])), NULL, jobattrs);

 /*
  * Do the request and get back a response...
  */

  jobcount = 0;

  if ((response = cupsDoRequest(http, request, "/")) != NULL)
  {
    if (response->request.status.status_code > IPP_OK_CONFLICT)
    {
      _cupsLangPrintf(stderr, "%s: %s", command, cupsLastErrorString());
      ippDelete(response);
      return (0);
    }

    rank = 1;

   /*
    * Loop through the job list and display them...
    */

    for (attr = response->attrs; attr != NULL; attr = attr->next)
    {
     /*
      * Skip leading attributes until we hit a job...
      */

      while (attr != NULL && attr->group_tag != IPP_TAG_JOB)
        attr = attr->next;

      if (attr == NULL)
        break;

     /*
      * Pull the needed attributes from this job...
      */

      jobid       = 0;
      jobsize     = 0;
      jobstate    = IPP_JOB_PENDING;
      jobname     = "unknown";
      jobuser     = "unknown";
      jobdest     = NULL;
      jobcopies   = 1;

      while (attr != NULL && attr->group_tag == IPP_TAG_JOB)
      {
        if (!strcmp(attr->name, "job-id") &&
	    attr->value_tag == IPP_TAG_INTEGER)
	  jobid = attr->values[0].integer;

        if (!strcmp(attr->name, "job-k-octets") &&
	    attr->value_tag == IPP_TAG_INTEGER)
	  jobsize = attr->values[0].integer;

        if (!strcmp(attr->name, "job-state") &&
	    attr->value_tag == IPP_TAG_ENUM)
	  jobstate = (ipp_jstate_t)attr->values[0].integer;

        if (!strcmp(attr->name, "job-printer-uri") &&
	    attr->value_tag == IPP_TAG_URI)
	  if ((jobdest = strrchr(attr->values[0].string.text, '/')) != NULL)
	    jobdest ++;

        if (!strcmp(attr->name, "job-originating-user-name") &&
	    attr->value_tag == IPP_TAG_NAME)
	  jobuser = attr->values[0].string.text;

        if (!strcmp(attr->name, "job-name") &&
	    attr->value_tag == IPP_TAG_NAME)
	  jobname = attr->values[0].string.text;

        if (!strcmp(attr->name, "copies") &&
	    attr->value_tag == IPP_TAG_INTEGER)
	  jobcopies = attr->values[0].integer;

        attr = attr->next;
      }

     /*
      * See if we have everything needed...
      */

      if (jobdest == NULL || jobid == 0)
      {
        if (attr == NULL)
	  break;
	else
          continue;
      }

      if (!longstatus && jobcount == 0)
	_cupsLangPuts(stdout,
	              _("Rank    Owner   Job     File(s)"
		        "                         Total Size"));

      jobcount ++;

     /*
      * Display the job...
      */

      if (jobstate == IPP_JOB_PROCESSING)
	strlcpy(rankstr, "active", sizeof(rankstr));
      else
      {
       /*
        * Make the rank show the "correct" suffix for each number
	* (11-13 are the only special cases, for English anyways...)
	*/

	if ((rank % 100) >= 11 && (rank % 100) <= 13)
	  snprintf(rankstr, sizeof(rankstr), "%dth", rank);
	else
	  snprintf(rankstr, sizeof(rankstr), "%d%s", rank, ranks[rank % 10]);

	rank ++;
      }

      if (longstatus)
      {
        _cupsLangPuts(stdout, "\n");

        if (jobcopies > 1)
	  snprintf(namestr, sizeof(namestr), "%d copies of %s", jobcopies,
	           jobname);
	else
	  strlcpy(namestr, jobname, sizeof(namestr));

        _cupsLangPrintf(stdout, _("%s: %-33.33s [job %d localhost]"),
	                jobuser, rankstr, jobid);
        _cupsLangPrintf(stdout, _("        %-39.39s %.0f bytes"),
	                namestr, 1024.0 * jobsize);
      }
      else
        _cupsLangPrintf(stdout,
	                _("%-7s %-7.7s %-7d %-31.31s %.0f bytes"),
			rankstr, jobuser, jobid, jobname, 1024.0 * jobsize);

      if (attr == NULL)
        break;
    }

    ippDelete(response);
  }
  else
  {
    _cupsLangPrintf(stderr, "%s: %s", command, cupsLastErrorString());
    return (0);
  }

  if (jobcount == 0)
    _cupsLangPuts(stdout, _("no entries"));

  return (jobcount);
}


/*
 * 'show_printer()' - Show printer status.
 */

static void
show_printer(const char *command,	/* I - Command name */
             http_t     *http,		/* I - HTTP connection to server */
             const char *dest)		/* I - Destination */
{
  ipp_t		*request,		/* IPP Request */
		*response;		/* IPP Response */
  ipp_attribute_t *attr;		/* Current attribute */
  ipp_pstate_t	state;			/* Printer state */
  char		uri[HTTP_MAX_URI];	/* Printer URI */


  if (http == NULL)
    return;

 /*
  * Build an IPP_GET_PRINTER_ATTRIBUTES request, which requires the following
  * attributes:
  *
  *    attributes-charset
  *    attributes-natural-language
  *    printer-uri
  */

  request = ippNewRequest(IPP_GET_PRINTER_ATTRIBUTES);

  httpAssembleURIf(HTTP_URI_CODING_ALL, uri, sizeof(uri), "ipp", NULL,
                   "localhost", 0, "/printers/%s", dest);
  ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI,
               "printer-uri", NULL, uri);

 /*
  * Do the request and get back a response...
  */

  if ((response = cupsDoRequest(http, request, "/")) != NULL)
  {
    if (response->request.status.status_code > IPP_OK_CONFLICT)
    {
      _cupsLangPrintf(stderr, "%s: %s", command, cupsLastErrorString());
      ippDelete(response);
      return;
    }

    if ((attr = ippFindAttribute(response, "printer-state", IPP_TAG_ENUM)) != NULL)
      state = (ipp_pstate_t)attr->values[0].integer;
    else
      state = IPP_PRINTER_STOPPED;

    switch (state)
    {
      case IPP_PRINTER_IDLE :
          _cupsLangPrintf(stdout, _("%s is ready"), dest);
	  break;
      case IPP_PRINTER_PROCESSING :
          _cupsLangPrintf(stdout, _("%s is ready and printing"),
	                  dest);
	  break;
      case IPP_PRINTER_STOPPED :
          _cupsLangPrintf(stdout, _("%s is not ready"), dest);
	  break;
    }

    ippDelete(response);
  }
  else
    _cupsLangPrintf(stderr, "%s: %s", command, cupsLastErrorString());
}


/*
 * 'usage()' - Show program usage.
 */

static void
usage(void)
{
  _cupsLangPuts(stderr,
                _("Usage: lpq [-P dest] [-U username] [-h hostname[:port]] "
		  "[-l] [+interval]"));
  exit(1);
}
Commit	Line	Data
	1	/*
	2	* "lpq" command for CUPS.
	3	*
	4	* Copyright 2007-2014 by Apple Inc.
	5	* Copyright 1997-2006 by Easy Software Products.
	6	*
	7	* These coded instructions, statements, and computer programs are the
	8	* property of Apple Inc. and are protected by Federal copyright
	9	* law. Distribution and use rights are outlined in the file "LICENSE.txt"
	10	* which should have been included with this file. If this file is
	11	* file is missing or damaged, see the license at "http://www.cups.org/".
	12	*/
	13
	14	/*
	15	* Include necessary headers...
	16	*/
	17
	18	#include <cups/cups-private.h>
	19
	20
	21	/*
	22	* Local functions...
	23	*/
	24
	25	static http_t connect_server(const char , http_t *);
	26	static int show_jobs(const char , http_t , const char *,
	27	const char *, const int, const int);
	28	static void show_printer(const char , http_t , const char *);
	29	static void usage(void) __attribute__((noreturn));
	30
	31
	32	/*
	33	* 'main()' - Parse options and commands.
	34	*/
	35
	36	int
	37	main(int argc, /* I - Number of command-line arguments */
	38	char argv[]) / I - Command-line arguments */
	39	{
	40	int i; /* Looping var */
	41	http_t http; / Connection to server */
	42	const char dest, / Desired printer */
	43	user, / Desired user */
	44	val; / Environment variable name */
	45	char instance; / Printer instance */
	46	int id, /* Desired job ID */
	47	all, /* All printers */
	48	interval, /* Reporting interval */
	49	longstatus; /* Show file details */
	50	cups_dest_t named_dest; / Named destination */
	51
	52
	53	_cupsSetLocale(argv);
	54
	55	/*
	56	* Check for command-line options...
	57	*/
	58
	59	http = NULL;
	60	dest = NULL;
	61	user = NULL;
	62	id = 0;
	63	interval = 0;
	64	longstatus = 0;
	65	all = 0;
	66
	67	for (i = 1; i < argc; i ++)
	68	if (argv[i][0] == '+')
	69	interval = atoi(argv[i] + 1);
	70	else if (argv[i][0] == '-')
	71	{
	72	switch (argv[i][1])
	73	{
	74	case 'E' : /* Encrypt */
	75	#ifdef HAVE_SSL
	76	cupsSetEncryption(HTTP_ENCRYPT_REQUIRED);
	77
	78	if (http)
	79	httpEncryption(http, HTTP_ENCRYPT_REQUIRED);
	80	#else
	81	_cupsLangPrintf(stderr, _("%s: Sorry, no encryption support."),
	82	argv[0]);
	83	#endif /* HAVE_SSL */
	84	break;
	85
	86	case 'U' : /* Username */
	87	if (argv[i][2] != '\0')
	88	cupsSetUser(argv[i] + 2);
	89	else
	90	{
	91	i ++;
	92	if (i >= argc)
	93	{
	94	_cupsLangPrintf(stderr,
	95	_("%s: Error - expected username after "
	96	"\"-U\" option."), argv[0]);
	97	return (1);
	98	}
	99
	100	cupsSetUser(argv[i]);
	101	}
	102	break;
	103
	104	case 'P' : /* Printer */
	105	if (argv[i][2])
	106	dest = argv[i] + 2;
	107	else
	108	{
	109	i ++;
	110
	111	if (i >= argc)
	112	{
	113	httpClose(http);
	114
	115	usage();
	116	}
	117
	118	dest = argv[i];
	119	}
	120
	121	if ((instance = strchr(dest, '/')) != NULL)
	122	*instance++ = '\0';
	123
	124	http = connect_server(argv[0], http);
	125
	126	if ((named_dest = cupsGetNamedDest(http, dest, instance)) == NULL)
	127	{
	128	if (cupsLastError() == IPP_STATUS_ERROR_BAD_REQUEST \|\|
	129	cupsLastError() == IPP_STATUS_ERROR_VERSION_NOT_SUPPORTED)
	130	_cupsLangPrintf(stderr,
	131	_("%s: Error - add '/version=1.1' to server "
	132	"name."), argv[0]);
	133	else if (instance)
	134	_cupsLangPrintf(stderr,
	135	_("%s: Error - unknown destination \"%s/%s\"."),
	136	argv[0], dest, instance);
	137	else
	138	_cupsLangPrintf(stderr, _("%s: Unknown destination \"%s\"."),
	139	argv[0], dest);
	140
	141	return (1);
	142	}
	143
	144	cupsFreeDests(1, named_dest);
	145	break;
	146
	147	case 'a' : /* All printers */
	148	all = 1;
	149	break;
	150
	151	case 'h' : /* Connect to host */
	152	if (http)
	153	{
	154	httpClose(http);
	155	http = NULL;
	156	}
	157
	158	if (argv[i][2] != '\0')
	159	cupsSetServer(argv[i] + 2);
	160	else
	161	{
	162	i ++;
	163
	164	if (i >= argc)
	165	{
	166	_cupsLangPrintf(stderr,
	167	_("%s: Error - expected hostname after "
	168	"\"-h\" option."), argv[0]);
	169	return (1);
	170	}
	171	else
	172	cupsSetServer(argv[i]);
	173	}
	174	break;
	175
	176	case 'l' : /* Long status */
	177	longstatus = 1;
	178	break;
	179
	180	default :
	181	httpClose(http);
	182
	183	usage();
	184	}
	185	}
	186	else if (isdigit(argv[i][0] & 255))
	187	id = atoi(argv[i]);
	188	else
	189	user = argv[i];
	190
	191	http = connect_server(argv[0], http);
	192
	193	if (dest == NULL && !all)
	194	{
	195	if ((named_dest = cupsGetNamedDest(http, NULL, NULL)) == NULL)
	196	{
	197	if (cupsLastError() == IPP_STATUS_ERROR_BAD_REQUEST \|\|
	198	cupsLastError() == IPP_STATUS_ERROR_VERSION_NOT_SUPPORTED)
	199	{
	200	_cupsLangPrintf(stderr,
	201	_("%s: Error - add '/version=1.1' to server name."),
	202	argv[0]);
	203	return (1);
	204	}
	205
	206	val = NULL;
	207
	208	if ((dest = getenv("LPDEST")) == NULL)
	209	{
	210	if ((dest = getenv("PRINTER")) != NULL)
	211	{
	212	if (!strcmp(dest, "lp"))
	213	dest = NULL;
	214	else
	215	val = "PRINTER";
	216	}
	217	}
	218	else
	219	val = "LPDEST";
	220
	221	if (dest && val)
	222	_cupsLangPrintf(stderr,
	223	_("%s: Error - %s environment variable names "
	224	"non-existent destination \"%s\"."), argv[0], val,
	225	dest);
	226	else
	227	_cupsLangPrintf(stderr,
	228	_("%s: Error - no default destination available."),
	229	argv[0]);
	230	httpClose(http);
	231	return (1);
	232	}
	233
	234	dest = named_dest->name;
	235	}
	236
	237	/*
	238	* Show the status in a loop...
	239	*/
	240
	241	for (;;)
	242	{
	243	if (dest)
	244	show_printer(argv[0], http, dest);
	245
	246	i = show_jobs(argv[0], http, dest, user, id, longstatus);
	247
	248	if (i && interval)
	249	{
	250	fflush(stdout);
	251	sleep((unsigned)interval);
	252	}
	253	else
	254	break;
	255	}
	256
	257	/*
	258	* Close the connection to the server and return...
	259	*/
	260
	261	httpClose(http);
	262
	263	return (0);
	264	}
	265
	266
	267	/*
	268	* 'connect_server()' - Connect to the server as necessary...
	269	*/
	270
	271	static http_t * /* O - New HTTP connection */
	272	connect_server(const char command, / I - Command name */
	273	http_t http) / I - Current HTTP connection */
	274	{
	275	if (!http)
	276	{
	277	http = httpConnectEncrypt(cupsServer(), ippPort(),
	278	cupsEncryption());
	279
	280	if (http == NULL)
	281	{
	282	_cupsLangPrintf(stderr, _("%s: Unable to connect to server."), command);
	283	exit(1);
	284	}
	285	}
	286
	287	return (http);
	288	}
	289
	290
	291	/*
	292	* 'show_jobs()' - Show jobs.
	293	*/
	294
	295	static int /* O - Number of jobs in queue */
	296	show_jobs(const char command, / I - Command name */
	297	http_t http, / I - HTTP connection to server */
	298	const char dest, / I - Destination */
	299	const char user, / I - User */
	300	const int id, /* I - Job ID */
	301	const int longstatus) /* I - 1 if long report desired */
	302	{
	303	ipp_t request, / IPP Request */
	304	response; / IPP Response */
	305	ipp_attribute_t attr; / Current attribute */
	306	const char jobdest, / Pointer into job-printer-uri */
	307	jobuser, / Pointer to job-originating-user-name */
	308	jobname; / Pointer to job-name */
	309	ipp_jstate_t jobstate; /* job-state */
	310	int jobid, /* job-id */
	311	jobsize, /* job-k-octets */
	312	jobcount, /* Number of jobs */
	313	jobcopies, /* Number of copies */
	314	rank; /* Rank of job */
	315	char resource[1024]; /* Resource string */
	316	char rankstr[255]; /* Rank string */
	317	char namestr[1024]; /* Job name string */
	318	static const char * const jobattrs[] =/* Job attributes we want to see */
	319	{
	320	"copies",
	321	"job-id",
	322	"job-k-octets",
	323	"job-name",
	324	"job-originating-user-name",
	325	"job-printer-uri",
	326	"job-priority",
	327	"job-state"
	328	};
	329	static const char * const ranks[10] = /* Ranking strings */
	330	{
	331	"th",
	332	"st",
	333	"nd",
	334	"rd",
	335	"th",
	336	"th",
	337	"th",
	338	"th",
	339	"th",
	340	"th"
	341	};
	342
	343
	344	DEBUG_printf(("show_jobs(http=%p, dest=%p, user=%p, id=%d, longstatus%d)\n",
	345	http, dest, user, id, longstatus));
	346
	347	if (http == NULL)
	348	return (0);
	349
	350	/*
	351	* Build an IPP_GET_JOBS or IPP_GET_JOB_ATTRIBUTES request, which requires
	352	* the following attributes:
	353	*
	354	* attributes-charset
	355	* attributes-natural-language
	356	* job-uri or printer-uri
	357	* requested-attributes
	358	* requesting-user-name
	359	*/
	360
	361	request = ippNewRequest(id ? IPP_GET_JOB_ATTRIBUTES : IPP_GET_JOBS);
	362
	363	if (id)
	364	{
	365	snprintf(resource, sizeof(resource), "ipp://localhost/jobs/%d", id);
	366	ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri",
	367	NULL, resource);
	368	}
	369	else if (dest)
	370	{
	371	httpAssembleURIf(HTTP_URI_CODING_ALL, resource, sizeof(resource), "ipp",
	372	NULL, "localhost", 0, "/printers/%s", dest);
	373
	374	ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
	375	NULL, resource);
	376	}
	377	else
	378	ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
	379	NULL, "ipp://localhost/");
	380
	381	if (user)
	382	{
	383	ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
	384	"requesting-user-name", NULL, user);
	385	ippAddBoolean(request, IPP_TAG_OPERATION, "my-jobs", 1);
	386	}
	387	else
	388	ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
	389	"requesting-user-name", NULL, cupsUser());
	390
	391	ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
	392	"requested-attributes",
	393	(int)(sizeof(jobattrs) / sizeof(jobattrs[0])), NULL, jobattrs);
	394
	395	/*
	396	* Do the request and get back a response...
	397	*/
	398
	399	jobcount = 0;
	400
	401	if ((response = cupsDoRequest(http, request, "/")) != NULL)
	402	{
	403	if (response->request.status.status_code > IPP_OK_CONFLICT)
	404	{
	405	_cupsLangPrintf(stderr, "%s: %s", command, cupsLastErrorString());
	406	ippDelete(response);
	407	return (0);
	408	}
	409
	410	rank = 1;
	411
	412	/*
	413	* Loop through the job list and display them...
	414	*/
	415
	416	for (attr = response->attrs; attr != NULL; attr = attr->next)
	417	{
	418	/*
	419	* Skip leading attributes until we hit a job...
	420	*/
	421
	422	while (attr != NULL && attr->group_tag != IPP_TAG_JOB)
	423	attr = attr->next;
	424
	425	if (attr == NULL)
	426	break;
	427
	428	/*
	429	* Pull the needed attributes from this job...
	430	*/
	431
	432	jobid = 0;
	433	jobsize = 0;
	434	jobstate = IPP_JOB_PENDING;
	435	jobname = "unknown";
	436	jobuser = "unknown";
	437	jobdest = NULL;
	438	jobcopies = 1;
	439
	440	while (attr != NULL && attr->group_tag == IPP_TAG_JOB)
	441	{
	442	if (!strcmp(attr->name, "job-id") &&
	443	attr->value_tag == IPP_TAG_INTEGER)
	444	jobid = attr->values[0].integer;
	445
	446	if (!strcmp(attr->name, "job-k-octets") &&
	447	attr->value_tag == IPP_TAG_INTEGER)
	448	jobsize = attr->values[0].integer;
	449
	450	if (!strcmp(attr->name, "job-state") &&
	451	attr->value_tag == IPP_TAG_ENUM)
	452	jobstate = (ipp_jstate_t)attr->values[0].integer;
	453
	454	if (!strcmp(attr->name, "job-printer-uri") &&
	455	attr->value_tag == IPP_TAG_URI)
	456	if ((jobdest = strrchr(attr->values[0].string.text, '/')) != NULL)
	457	jobdest ++;
	458
	459	if (!strcmp(attr->name, "job-originating-user-name") &&
	460	attr->value_tag == IPP_TAG_NAME)
	461	jobuser = attr->values[0].string.text;
	462
	463	if (!strcmp(attr->name, "job-name") &&
	464	attr->value_tag == IPP_TAG_NAME)
	465	jobname = attr->values[0].string.text;
	466
	467	if (!strcmp(attr->name, "copies") &&
	468	attr->value_tag == IPP_TAG_INTEGER)
	469	jobcopies = attr->values[0].integer;
	470
	471	attr = attr->next;
	472	}
	473
	474	/*
	475	* See if we have everything needed...
	476	*/
	477
	478	if (jobdest == NULL \|\| jobid == 0)
	479	{
	480	if (attr == NULL)
	481	break;
	482	else
	483	continue;
	484	}
	485
	486	if (!longstatus && jobcount == 0)
	487	_cupsLangPuts(stdout,
	488	_("Rank Owner Job File(s)"
	489	" Total Size"));
	490
	491	jobcount ++;
	492
	493	/*
	494	* Display the job...
	495	*/
	496
	497	if (jobstate == IPP_JOB_PROCESSING)
	498	strlcpy(rankstr, "active", sizeof(rankstr));
	499	else
	500	{
	501	/*
	502	* Make the rank show the "correct" suffix for each number
	503	* (11-13 are the only special cases, for English anyways...)
	504	*/
	505
	506	if ((rank % 100) >= 11 && (rank % 100) <= 13)
	507	snprintf(rankstr, sizeof(rankstr), "%dth", rank);
	508	else
	509	snprintf(rankstr, sizeof(rankstr), "%d%s", rank, ranks[rank % 10]);
	510
	511	rank ++;
	512	}
	513
	514	if (longstatus)
	515	{
	516	_cupsLangPuts(stdout, "\n");
	517
	518	if (jobcopies > 1)
	519	snprintf(namestr, sizeof(namestr), "%d copies of %s", jobcopies,
	520	jobname);
	521	else
	522	strlcpy(namestr, jobname, sizeof(namestr));
	523
	524	_cupsLangPrintf(stdout, _("%s: %-33.33s [job %d localhost]"),
	525	jobuser, rankstr, jobid);
	526	_cupsLangPrintf(stdout, _(" %-39.39s %.0f bytes"),
	527	namestr, 1024.0 * jobsize);
	528	}
	529	else
	530	_cupsLangPrintf(stdout,
	531	_("%-7s %-7.7s %-7d %-31.31s %.0f bytes"),
	532	rankstr, jobuser, jobid, jobname, 1024.0 * jobsize);
	533
	534	if (attr == NULL)
	535	break;
	536	}
	537
	538	ippDelete(response);
	539	}
	540	else
	541	{
	542	_cupsLangPrintf(stderr, "%s: %s", command, cupsLastErrorString());
	543	return (0);
	544	}
	545
	546	if (jobcount == 0)
	547	_cupsLangPuts(stdout, _("no entries"));
	548
	549	return (jobcount);
	550	}
	551
	552
	553	/*
	554	* 'show_printer()' - Show printer status.
	555	*/
	556
	557	static void
	558	show_printer(const char command, / I - Command name */
	559	http_t http, / I - HTTP connection to server */
	560	const char dest) / I - Destination */
	561	{
	562	ipp_t request, / IPP Request */
	563	response; / IPP Response */
	564	ipp_attribute_t attr; / Current attribute */
	565	ipp_pstate_t state; /* Printer state */
	566	char uri[HTTP_MAX_URI]; /* Printer URI */
	567
	568
	569	if (http == NULL)
	570	return;
	571
	572	/*
	573	* Build an IPP_GET_PRINTER_ATTRIBUTES request, which requires the following
	574	* attributes:
	575	*
	576	* attributes-charset
	577	* attributes-natural-language
	578	* printer-uri
	579	*/
	580
	581	request = ippNewRequest(IPP_GET_PRINTER_ATTRIBUTES);
	582
	583	httpAssembleURIf(HTTP_URI_CODING_ALL, uri, sizeof(uri), "ipp", NULL,
	584	"localhost", 0, "/printers/%s", dest);
	585	ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI,
	586	"printer-uri", NULL, uri);
	587
	588	/*
	589	* Do the request and get back a response...
	590	*/
	591
	592	if ((response = cupsDoRequest(http, request, "/")) != NULL)
	593	{
	594	if (response->request.status.status_code > IPP_OK_CONFLICT)
	595	{
	596	_cupsLangPrintf(stderr, "%s: %s", command, cupsLastErrorString());
	597	ippDelete(response);
	598	return;
	599	}
	600
	601	if ((attr = ippFindAttribute(response, "printer-state", IPP_TAG_ENUM)) != NULL)
	602	state = (ipp_pstate_t)attr->values[0].integer;
	603	else
	604	state = IPP_PRINTER_STOPPED;
	605
	606	switch (state)
	607	{
	608	case IPP_PRINTER_IDLE :
	609	_cupsLangPrintf(stdout, _("%s is ready"), dest);
	610	break;
	611	case IPP_PRINTER_PROCESSING :
	612	_cupsLangPrintf(stdout, _("%s is ready and printing"),
	613	dest);
	614	break;
	615	case IPP_PRINTER_STOPPED :
	616	_cupsLangPrintf(stdout, _("%s is not ready"), dest);
	617	break;
	618	}
	619
	620	ippDelete(response);
	621	}
	622	else
	623	_cupsLangPrintf(stderr, "%s: %s", command, cupsLastErrorString());
	624	}
	625
	626
	627	/*
	628	* 'usage()' - Show program usage.
	629	*/
	630
	631	static void
	632	usage(void)
	633	{
	634	_cupsLangPuts(stderr,
	635	_("Usage: lpq [-P dest] [-U username] [-h hostname[:port]] "
	636	"[-l] [+interval]"));
	637	exit(1);
	638	}