static void
show_all_printers(http_t *http, /* I - Connection to server */
const char *user) /* I - Username */
{
int i; /* Looping var */
ipp_t *request, /* IPP request */
*response; /* IPP response */
cups_array_t *printers; /* Array of printer objects */
ipp_attribute_t *printer; /* Printer object */
int ascending, /* Order of printers (0 = descending) */
first, /* First printer to show */
count; /* Number of printers */
const char *var; /* Form variable */
void *search; /* Search data */
char val[1024]; /* Form variable */
fprintf(stderr, "DEBUG: show_all_printers(http=%p, user=\"%s\")\n",
http, user ? user : "******");
/*
* Show the standard header...
*/
cgiStartHTML(cgiText(_("Printers")));
/*
* Build a CUPS_GET_PRINTERS request, which requires the following
* attributes:
*
* attributes-charset
* attributes-natural-language
* printer-type
* printer-type-mask
* requesting-user-name
*/
request = ippNewRequest(CUPS_GET_PRINTERS);
ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_ENUM,
"printer-type", 0);
ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_ENUM,
"printer-type-mask", CUPS_PRINTER_CLASS);
if (user)
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
"requesting-user-name", NULL, user);
cgiGetAttributes(request, "printers.tmpl");
/*
* Do the request and get back a response...
*/
if ((response = cupsDoRequest(http, request, "/")) != NULL)
{
/*
* Get a list of matching job objects.
*/
if ((var = cgiGetVariable("QUERY")) != NULL &&
!cgiGetVariable("CLEAR"))
search = cgiCompileSearch(var);
else
search = NULL;
printers = cgiGetIPPObjects(response, search);
count = cupsArrayCount(printers);
if (search)
cgiFreeSearch(search);
/*
* Figure out which printers to display...
*/
if ((var = cgiGetVariable("FIRST")) != NULL)
first = atoi(var);
else
first = 0;
if (first >= count)
first = count - CUPS_PAGE_MAX;
first = (first / CUPS_PAGE_MAX) * CUPS_PAGE_MAX;
if (first < 0)
first = 0;
sprintf(val, "%d", count);
cgiSetVariable("TOTAL", val);
if ((var = cgiGetVariable("ORDER")) != NULL && *var)
ascending = !_cups_strcasecmp(var, "asc");
else
ascending = 1;
if (ascending)
{
for (i = 0, printer = (ipp_attribute_t *)cupsArrayIndex(printers, first);
i < CUPS_PAGE_MAX && printer;
i ++, printer = (ipp_attribute_t *)cupsArrayNext(printers))
cgiSetIPPObjectVars(printer, NULL, i);
}
else
{
for (i = 0, printer = (ipp_attribute_t *)cupsArrayIndex(printers, count - first - 1);
i < CUPS_PAGE_MAX && printer;
i ++, printer = (ipp_attribute_t *)cupsArrayPrev(printers))
cgiSetIPPObjectVars(printer, NULL, i);
}
/*
* Save navigation URLs...
*/
cgiSetVariable("THISURL", "/printers/");
if (first > 0)
{
sprintf(val, "%d", first - CUPS_PAGE_MAX);
cgiSetVariable("PREV", val);
}
if ((first + CUPS_PAGE_MAX) < count)
{
sprintf(val, "%d", first + CUPS_PAGE_MAX);
cgiSetVariable("NEXT", val);
}
/*
* Then show everything...
*/
cgiCopyTemplateLang("search.tmpl");
cgiCopyTemplateLang("printers-header.tmpl");
if (count > CUPS_PAGE_MAX)
cgiCopyTemplateLang("pager.tmpl");
cgiCopyTemplateLang("printers.tmpl");
if (count > CUPS_PAGE_MAX)
cgiCopyTemplateLang("pager.tmpl");
/*
* Delete the response...
*/
cupsArrayDelete(printers);
ippDelete(response);
}
else
{
/*
* Show the error...
*/
cgiShowIPPError(_("Unable to get printer list"));
}
cgiEndHTML();
}
static void
show_printer(http_t *http, /* I - Connection to server */
const char *printer) /* I - Name of printer */
{
ipp_t *request, /* IPP request */
*response; /* IPP response */
ipp_attribute_t *attr; /* IPP attribute */
char uri[HTTP_MAX_URI]; /* Printer URI */
char refresh[1024]; /* Refresh URL */
fprintf(stderr, "DEBUG: show_printer(http=%p, printer=\"%s\")\n",
http, printer ? printer : "(null)");
/*
* 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", printer);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL,
uri);
cgiGetAttributes(request, "printer.tmpl");
/*
* Do the request and get back a response...
*/
if ((response = cupsDoRequest(http, request, "/")) != NULL)
{
/*
* Got the result; set the CGI variables and check the status of a
* single-queue request...
*/
cgiSetIPPVars(response, NULL, NULL, NULL, 0);
if (printer && (attr = ippFindAttribute(response, "printer-state",
IPP_TAG_ENUM)) != NULL &&
attr->values[0].integer == IPP_PRINTER_PROCESSING)
{
/*
* Printer is processing - automatically refresh the page until we
* are done printing...
*/
cgiFormEncode(uri, printer, sizeof(uri));
snprintf(refresh, sizeof(refresh), "10;URL=/printers/%s", uri);
cgiSetVariable("refresh_page", refresh);
}
/*
* Delete the response...
*/
ippDelete(response);
/*
* Show the standard header...
*/
cgiStartHTML(printer);
/*
* Show the printer status...
*/
cgiCopyTemplateLang("printer.tmpl");
/*
* Show jobs for the specified printer...
*/
cgiCopyTemplateLang("printer-jobs-header.tmpl");
cgiShowJobs(http, printer);
}
else
{
/*
* Show the IPP error...
*/
cgiStartHTML(printer);
cgiShowIPPError(_("Unable to get printer status"));
}
cgiEndHTML();
}
static void
do_printer_op(http_t *http, /* I - HTTP connection */
const char *printer, /* I - Printer name */
ipp_op_t op, /* I - Operation to perform */
const char *title) /* I - Title of page */
{
ipp_t *request; /* IPP request */
char uri[HTTP_MAX_URI], /* Printer URI */
resource[HTTP_MAX_URI]; /* Path for request */
/*
* Build a printer request, which requires the following
* attributes:
*
* attributes-charset
* attributes-natural-language
* printer-uri
*/
request = ippNewRequest(op);
httpAssembleURIf(HTTP_URI_CODING_ALL, uri, sizeof(uri), "ipp", NULL,
"localhost", 0, "/printers/%s", printer);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
NULL, uri);
/*
* Do the request and get back a response...
*/
snprintf(resource, sizeof(resource), "/printers/%s", printer);
ippDelete(cupsDoRequest(http, request, resource));
if (cupsLastError() == IPP_NOT_AUTHORIZED)
{
puts("Status: 401\n");
exit(0);
}
else if (cupsLastError() > IPP_OK_CONFLICT)
{
cgiStartHTML(title);
cgiShowIPPError(_("Unable to do maintenance command"));
}
else
{
/*
* Redirect successful updates back to the printer page...
*/
char url[1024], /* Printer/class URL */
refresh[1024]; /* Refresh URL */
cgiRewriteURL(uri, url, sizeof(url), NULL);
cgiFormEncode(uri, url, sizeof(uri));
snprintf(refresh, sizeof(refresh), "5;URL=%s", uri);
cgiSetVariable("refresh_page", refresh);
cgiStartHTML(title);
if (op == IPP_PAUSE_PRINTER)
cgiCopyTemplateLang("printer-stop.tmpl");
else if (op == IPP_RESUME_PRINTER)
cgiCopyTemplateLang("printer-start.tmpl");
else if (op == CUPS_ACCEPT_JOBS)
cgiCopyTemplateLang("printer-accept.tmpl");
else if (op == CUPS_REJECT_JOBS)
cgiCopyTemplateLang("printer-reject.tmpl");
else if (op == IPP_PURGE_JOBS)
cgiCopyTemplateLang("printer-purge.tmpl");
}
cgiEndHTML();
}
static void
show_all_classes(http_t *http, /* I - Connection to server */
const char *user) /* I - Username */
{
int i; /* Looping var */
ipp_t *request, /* IPP request */
*response; /* IPP response */
cups_array_t *classes; /* Array of class objects */
ipp_attribute_t *pclass; /* Class object */
int first, /* First class to show */
count; /* Number of classes */
const char *var; /* Form variable */
void *search; /* Search data */
char val[1024]; /* Form variable */
/*
* Show the standard header...
*/
cgiStartHTML(cgiText(_("Classes")));
/*
* Build a CUPS_GET_CLASSES request, which requires the following
* attributes:
*
* attributes-charset
* attributes-natural-language
* requesting-user-name
*/
request = ippNewRequest(CUPS_GET_CLASSES);
if (user)
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
"requesting-user-name", NULL, user);
cgiGetAttributes(request, "classes.tmpl");
/*
* Do the request and get back a response...
*/
if ((response = cupsDoRequest(http, request, "/")) != NULL)
{
/*
* Get a list of matching job objects.
*/
if ((var = cgiGetVariable("QUERY")) != NULL &&
!cgiGetVariable("CLEAR"))
search = cgiCompileSearch(var);
else
search = NULL;
classes = cgiGetIPPObjects(response, search);
count = cupsArrayCount(classes);
if (search)
cgiFreeSearch(search);
/*
* Figure out which classes to display...
*/
if ((var = cgiGetVariable("FIRST")) != NULL)
first = atoi(var);
else
first = 0;
if (first >= count)
first = count - CUPS_PAGE_MAX;
first = (first / CUPS_PAGE_MAX) * CUPS_PAGE_MAX;
if (first < 0)
first = 0;
sprintf(val, "%d", count);
cgiSetVariable("TOTAL", val);
for (i = 0, pclass = (ipp_attribute_t *)cupsArrayIndex(classes, first);
i < CUPS_PAGE_MAX && pclass;
i ++, pclass = (ipp_attribute_t *)cupsArrayNext(classes))
cgiSetIPPObjectVars(pclass, NULL, i);
/*
* Save navigation URLs...
*/
cgiSetVariable("THISURL", "/classes/");
if (first > 0)
{
sprintf(val, "%d", first - CUPS_PAGE_MAX);
cgiSetVariable("PREV", val);
}
if ((first + CUPS_PAGE_MAX) < count)
{
sprintf(val, "%d", first + CUPS_PAGE_MAX);
cgiSetVariable("NEXT", val);
}
if (count > CUPS_PAGE_MAX)
{
snprintf(val, sizeof(val), "%d", CUPS_PAGE_MAX * (count / CUPS_PAGE_MAX));
cgiSetVariable("LAST", val);
}
/*
* Then show everything...
*/
cgiCopyTemplateLang("search.tmpl");
cgiCopyTemplateLang("classes-header.tmpl");
if (count > CUPS_PAGE_MAX)
cgiCopyTemplateLang("pager.tmpl");
cgiCopyTemplateLang("classes.tmpl");
if (count > CUPS_PAGE_MAX)
cgiCopyTemplateLang("pager.tmpl");
/*
* Delete the response...
*/
cupsArrayDelete(classes);
ippDelete(response);
}
else
{
/*
* Show the error...
*/
cgiShowIPPError(_("Unable to get class list"));
}
cgiEndHTML();
}
void
cgiPrintTestPage(http_t *http, /* I - Connection to server */
const char *dest) /* I - Destination printer/class */
{
ipp_t *request, /* IPP request */
*response; /* IPP response */
char uri[HTTP_MAX_URI], /* Printer URI */
resource[1024], /* POST resource path */
refresh[1024], /* Refresh URL */
filename[1024]; /* Test page filename */
const char *datadir; /* CUPS_DATADIR env var */
const char *user; /* Username */
/*
* See who is logged in...
*/
user = getenv("REMOTE_USER");
/*
* Locate the test page file...
*/
if ((datadir = getenv("CUPS_DATADIR")) == NULL)
datadir = CUPS_DATADIR;
snprintf(filename, sizeof(filename), "%s/data/testprint.ps", datadir);
/*
* Point to the printer/class...
*/
snprintf(resource, sizeof(resource), "/%s/%s", cgiGetVariable("SECTION"),
dest);
httpAssembleURIf(HTTP_URI_CODING_ALL, uri, sizeof(uri), "ipp", NULL,
"localhost", ippPort(), "/%s/%s", cgiGetVariable("SECTION"),
dest);
/*
* Build an IPP_PRINT_JOB request, which requires the following
* attributes:
*
* attributes-charset
* attributes-natural-language
* printer-uri
* requesting-user-name
* document-format
*/
request = ippNewRequest(IPP_PRINT_JOB);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
NULL, uri);
if (user)
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
"requesting-user-name", NULL, user);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "job-name",
NULL, "Test Page");
ippAddString(request, IPP_TAG_JOB, IPP_TAG_MIMETYPE, "document-format",
NULL, "application/postscript");
/*
* Do the request and get back a response...
*/
if ((response = cupsDoFileRequest(http, request, resource,
filename)) != NULL)
{
cgiSetIPPVars(response, NULL, NULL, NULL, 0);
ippDelete(response);
}
if (cupsLastError() <= IPP_OK_CONFLICT)
{
/*
* Automatically reload the printer status page...
*/
cgiFormEncode(uri, resource, sizeof(uri));
snprintf(refresh, sizeof(refresh), "2;URL=%s", uri);
cgiSetVariable("refresh_page", refresh);
}
else if (cupsLastError() == IPP_NOT_AUTHORIZED)
{
puts("Status: 401\n");
exit(0);
}
cgiStartHTML(cgiText(_("Print Test Page")));
if (cupsLastError() > IPP_OK_CONFLICT)
cgiShowIPPError(_("Unable to print test page:"));
else
{
cgiSetVariable("PRINTER_NAME", dest);
cgiCopyTemplateLang("test-page.tmpl");
}
cgiEndHTML();
}
void
cgiMoveJobs(http_t *http, /* I - Connection to server */
const char *dest, /* I - Destination or NULL */
int job_id) /* I - Job ID or 0 for all */
{
int i; /* Looping var */
const char *user; /* Username */
ipp_t *request, /* IPP request */
*response; /* IPP response */
ipp_attribute_t *attr; /* Current attribute */
const char *name; /* Destination name */
const char *job_printer_uri; /* JOB_PRINTER_URI form variable */
char current_dest[1024]; /* Current destination */
/*
* See who is logged in...
*/
if ((user = getenv("REMOTE_USER")) == NULL)
user = "******";
/*
* See if the user has already selected a new destination...
*/
if ((job_printer_uri = cgiGetVariable("JOB_PRINTER_URI")) == NULL)
{
/*
* Make sure necessary form variables are set...
*/
if (job_id)
{
char temp[255]; /* Temporary string */
sprintf(temp, "%d", job_id);
cgiSetVariable("JOB_ID", temp);
}
if (dest)
cgiSetVariable("PRINTER_NAME", dest);
/*
* No new destination specified, show the user what the available
* printers/classes are...
*/
if (!dest)
{
/*
* Get the current destination for job N...
*/
char job_uri[1024]; /* Job URI */
request = ippNewRequest(IPP_GET_JOB_ATTRIBUTES);
snprintf(job_uri, sizeof(job_uri), "ipp://localhost/jobs/%d", job_id);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri",
NULL, job_uri);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
"requested-attributes", NULL, "job-printer-uri");
if ((response = cupsDoRequest(http, request, "/")) != NULL)
{
if ((attr = ippFindAttribute(response, "job-printer-uri",
IPP_TAG_URI)) != NULL)
{
/*
* Pull the name from the URI...
*/
strlcpy(current_dest, strrchr(attr->values[0].string.text, '/') + 1,
sizeof(current_dest));
dest = current_dest;
}
ippDelete(response);
}
if (!dest)
{
/*
* Couldn't get the current destination...
*/
cgiStartHTML(cgiText(_("Move Job")));
cgiShowIPPError(_("Unable to find destination for job!"));
cgiEndHTML();
return;
}
}
/*
* Get the list of available destinations...
*/
request = ippNewRequest(CUPS_GET_PRINTERS);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
"requested-attributes", NULL, "printer-uri-supported");
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
"requesting-user-name", NULL, user);
if ((response = cupsDoRequest(http, request, "/")) != NULL)
{
for (i = 0, attr = ippFindAttribute(response, "printer-uri-supported",
IPP_TAG_URI);
attr;
attr = ippFindNextAttribute(response, "printer-uri-supported",
IPP_TAG_URI))
{
/*
* Pull the name from the URI...
*/
name = strrchr(attr->values[0].string.text, '/') + 1;
/*
* If the name is not the same as the current destination, add it!
*/
if (strcasecmp(name, dest))
{
cgiSetArray("JOB_PRINTER_URI", i, attr->values[0].string.text);
cgiSetArray("JOB_PRINTER_NAME", i, name);
i ++;
}
}
ippDelete(response);
}
/*
* Show the form...
*/
if (job_id)
cgiStartHTML(cgiText(_("Move Job")));
else
cgiStartHTML(cgiText(_("Move All Jobs")));
cgiCopyTemplateLang("job-move.tmpl");
}
else
{
/*
* Try moving the job or jobs...
*/
char uri[1024], /* Job/printer URI */
resource[1024], /* Post resource */
refresh[1024]; /* Refresh URL */
const char *job_printer_name; /* New printer name */
request = ippNewRequest(CUPS_MOVE_JOB);
if (job_id)
{
/*
* Move 1 job...
*/
snprintf(resource, sizeof(resource), "/jobs/%d", job_id);
snprintf(uri, sizeof(uri), "ipp://localhost/jobs/%d", job_id);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri",
NULL, uri);
}
else
{
/*
* Move all active jobs on a destination...
*/
snprintf(resource, sizeof(resource), "/%s/%s",
cgiGetVariable("SECTION"), dest);
httpAssembleURIf(HTTP_URI_CODING_ALL, uri, sizeof(uri), "ipp", NULL,
"localhost", ippPort(), "/%s/%s",
cgiGetVariable("SECTION"), dest);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
NULL, uri);
}
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-printer-uri",
NULL, job_printer_uri);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
"requesting-user-name", NULL, user);
ippDelete(cupsDoRequest(http, request, resource));
/*
* Show the results...
*/
job_printer_name = strrchr(job_printer_uri, '/') + 1;
if (cupsLastError() <= IPP_OK_CONFLICT)
{
const char *path = strstr(job_printer_uri, "/printers/");
if (!path)
path = strstr(job_printer_uri, "/classes/");
if (path)
{
cgiFormEncode(uri, path, sizeof(uri));
snprintf(refresh, sizeof(refresh), "2;URL=%s", uri);
cgiSetVariable("refresh_page", refresh);
}
}
if (job_id)
cgiStartHTML(cgiText(_("Move Job")));
else
cgiStartHTML(cgiText(_("Move All Jobs")));
if (cupsLastError() > IPP_OK_CONFLICT)
{
if (job_id)
cgiShowIPPError(_("Unable to move job"));
else
cgiShowIPPError(_("Unable to move jobs"));
}
else
{
cgiSetVariable("JOB_PRINTER_NAME", job_printer_name);
cgiCopyTemplateLang("job-moved.tmpl");
}
}
cgiEndHTML();
}
static void
do_job_op(http_t *http, /* I - HTTP connection */
int job_id, /* I - Job ID */
ipp_op_t op) /* I - Operation to perform */
{
ipp_t *request; /* IPP request */
char uri[HTTP_MAX_URI]; /* Job URI */
const char *user; /* Username */
/*
* Build a job request, which requires the following
* attributes:
*
* attributes-charset
* attributes-natural-language
* job-uri or printer-uri (purge-jobs)
* requesting-user-name
*/
request = ippNewRequest(op);
snprintf(uri, sizeof(uri), "ipp://localhost/jobs/%d", job_id);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "job-uri",
NULL, uri);
if ((user = getenv("REMOTE_USER")) == NULL)
user = "******";
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
"requesting-user-name", NULL, user);
/*
* Do the request and get back a response...
*/
ippDelete(cupsDoRequest(http, request, "/jobs"));
if (cupsLastError() <= IPP_OK_CONFLICT && getenv("HTTP_REFERER"))
{
/*
* Redirect successful updates back to the parent page...
*/
char url[1024]; /* Encoded URL */
strlcpy(url, "5;URL=", sizeof(url));
cgiFormEncode(url + 6, getenv("HTTP_REFERER"), sizeof(url) - 6);
cgiSetVariable("refresh_page", url);
}
else if (cupsLastError() == IPP_NOT_AUTHORIZED)
{
puts("Status: 401\n");
exit(0);
}
cgiStartHTML(cgiText(_("Jobs")));
if (cupsLastError() > IPP_OK_CONFLICT)
cgiShowIPPError(_("Job operation failed"));
else if (op == IPP_CANCEL_JOB)
cgiCopyTemplateLang("job-cancel.tmpl");
else if (op == IPP_HOLD_JOB)
cgiCopyTemplateLang("job-hold.tmpl");
else if (op == IPP_RELEASE_JOB)
cgiCopyTemplateLang("job-release.tmpl");
else if (op == IPP_RESTART_JOB)
cgiCopyTemplateLang("job-restart.tmpl");
cgiEndHTML();
}
