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
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();
}
