mirror of
https://github.com/MopriaAlliance/CUPS-for-Android.git
synced 2025-08-03 19:04:37 +08:00
387 lines
9.3 KiB
C
387 lines
9.3 KiB
C
/*
|
|
* "$Id: dest-localization.c 3833 2012-05-23 22:51:18Z msweet $"
|
|
*
|
|
* Destination localization support for CUPS.
|
|
*
|
|
* Copyright 2012 by Apple Inc.
|
|
*
|
|
* 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/".
|
|
*
|
|
* This file is subject to the Apple OS-Developed Software exception.
|
|
*
|
|
* Contents:
|
|
*
|
|
* cupsLocalizeDestOption() - Get the localized string for a destination
|
|
* option.
|
|
* cupsLocalizeDestValue() - Get the localized string for a destination
|
|
* option+value pair.
|
|
* cups_create_localizations() - Create the localizations array for a
|
|
* destination.
|
|
* cups_read_strings() - Read a pair of strings from a .strings file.
|
|
* cups_scan_strings() - Scan a quoted string.
|
|
*/
|
|
|
|
/*
|
|
* Include necessary headers...
|
|
*/
|
|
|
|
#include "cups-private.h"
|
|
|
|
|
|
/*
|
|
* Local functions...
|
|
*/
|
|
|
|
static void cups_create_localizations(http_t *http, cups_dinfo_t *dinfo);
|
|
static int cups_read_strings(cups_file_t *fp, char *buffer, size_t bufsize,
|
|
char **id, char **str);
|
|
static char *cups_scan_strings(char *buffer);
|
|
|
|
|
|
/*
|
|
* 'cupsLocalizeDestOption()' - Get the localized string for a destination
|
|
* option.
|
|
*
|
|
* The returned string is stored in the destination information and will become
|
|
* invalid if the destination information is deleted.
|
|
*
|
|
* @since CUPS 1.6/OS X 10.8@
|
|
*/
|
|
|
|
const char * /* O - Localized string */
|
|
cupsLocalizeDestOption(
|
|
http_t *http, /* I - Connection to destination */
|
|
cups_dest_t *dest, /* I - Destination */
|
|
cups_dinfo_t *dinfo, /* I - Destination information */
|
|
const char *option) /* I - Option to localize */
|
|
{
|
|
_cups_message_t key, /* Search key */
|
|
*match; /* Matching entry */
|
|
|
|
|
|
if (!http || !dest || !dinfo)
|
|
return (option);
|
|
|
|
if (!dinfo->localizations)
|
|
cups_create_localizations(http, dinfo);
|
|
|
|
if (cupsArrayCount(dinfo->localizations) == 0)
|
|
return (option);
|
|
|
|
key.id = (char *)option;
|
|
if ((match = (_cups_message_t *)cupsArrayFind(dinfo->localizations,
|
|
&key)) != NULL)
|
|
return (match->str);
|
|
else
|
|
return (option);
|
|
}
|
|
|
|
|
|
/*
|
|
* 'cupsLocalizeDestValue()' - Get the localized string for a destination
|
|
* option+value pair.
|
|
*
|
|
* The returned string is stored in the destination information and will become
|
|
* invalid if the destination information is deleted.
|
|
*
|
|
* @since CUPS 1.6/OS X 10.8@
|
|
*/
|
|
|
|
const char * /* O - Localized string */
|
|
cupsLocalizeDestValue(
|
|
http_t *http, /* I - Connection to destination */
|
|
cups_dest_t *dest, /* I - Destination */
|
|
cups_dinfo_t *dinfo, /* I - Destination information */
|
|
const char *option, /* I - Option to localize */
|
|
const char *value) /* I - Value to localize */
|
|
{
|
|
_cups_message_t key, /* Search key */
|
|
*match; /* Matching entry */
|
|
char pair[256]; /* option.value pair */
|
|
|
|
|
|
if (!http || !dest || !dinfo)
|
|
return (value);
|
|
|
|
if (!dinfo->localizations)
|
|
cups_create_localizations(http, dinfo);
|
|
|
|
if (cupsArrayCount(dinfo->localizations) == 0)
|
|
return (value);
|
|
|
|
snprintf(pair, sizeof(pair), "%s.%s", option, value);
|
|
key.id = pair;
|
|
if ((match = (_cups_message_t *)cupsArrayFind(dinfo->localizations,
|
|
&key)) != NULL)
|
|
return (match->str);
|
|
else
|
|
return (value);
|
|
}
|
|
|
|
|
|
/*
|
|
* 'cups_create_localizations()' - Create the localizations array for a
|
|
* destination.
|
|
*/
|
|
|
|
static void
|
|
cups_create_localizations(
|
|
http_t *http, /* I - Connection to destination */
|
|
cups_dinfo_t *dinfo) /* I - Destination informations */
|
|
{
|
|
http_t *http2; /* Connection for strings file */
|
|
http_status_t status; /* Request status */
|
|
ipp_attribute_t *attr; /* "printer-strings-uri" attribute */
|
|
char scheme[32], /* URI scheme */
|
|
userpass[256], /* Username/password info */
|
|
hostname[256], /* Hostname */
|
|
resource[1024], /* Resource */
|
|
http_hostname[256],
|
|
/* Hostname of connection */
|
|
tempfile[1024]; /* Temporary filename */
|
|
int port; /* Port number */
|
|
http_encryption_t encryption; /* Encryption to use */
|
|
cups_file_t *temp; /* Temporary file */
|
|
|
|
|
|
/*
|
|
* Create an empty message catalog...
|
|
*/
|
|
|
|
dinfo->localizations = _cupsMessageNew(NULL);
|
|
|
|
/*
|
|
* See if there are any localizations...
|
|
*/
|
|
|
|
if ((attr = ippFindAttribute(dinfo->attrs, "printer-strings-uri",
|
|
IPP_TAG_URI)) == NULL)
|
|
{
|
|
/*
|
|
* Nope...
|
|
*/
|
|
|
|
DEBUG_puts("4cups_create_localizations: No printer-strings-uri (uri) "
|
|
"value.");
|
|
return; /* Nope */
|
|
}
|
|
|
|
/*
|
|
* Pull apart the URI and determine whether we need to try a different
|
|
* server...
|
|
*/
|
|
|
|
if (httpSeparateURI(HTTP_URI_CODING_ALL, attr->values[0].string.text,
|
|
scheme, sizeof(scheme), userpass, sizeof(userpass),
|
|
hostname, sizeof(hostname), &port, resource,
|
|
sizeof(resource)) < HTTP_URI_OK)
|
|
{
|
|
DEBUG_printf(("4cups_create_localizations: Bad printer-strings-uri value "
|
|
"\"%s\".", attr->values[0].string.text));
|
|
return;
|
|
}
|
|
|
|
httpGetHostname(http, http_hostname, sizeof(http_hostname));
|
|
|
|
if (!_cups_strcasecmp(http_hostname, hostname) &&
|
|
port == _httpAddrPort(http->hostaddr))
|
|
{
|
|
/*
|
|
* Use the same connection...
|
|
*/
|
|
|
|
http2 = http;
|
|
}
|
|
else
|
|
{
|
|
/*
|
|
* Connect to the alternate host...
|
|
*/
|
|
|
|
if (!strcmp(scheme, "https"))
|
|
encryption = HTTP_ENCRYPT_ALWAYS;
|
|
else
|
|
encryption = HTTP_ENCRYPT_IF_REQUESTED;
|
|
|
|
if ((http2 = httpConnectEncrypt(hostname, port, encryption)) == NULL)
|
|
{
|
|
DEBUG_printf(("4cups_create_localizations: Unable to connect to "
|
|
"%s:%d: %s", hostname, port, cupsLastErrorString()));
|
|
return;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Get a temporary file...
|
|
*/
|
|
|
|
if ((temp = cupsTempFile2(tempfile, sizeof(tempfile))) == NULL)
|
|
{
|
|
DEBUG_printf(("4cups_create_localizations: Unable to create temporary "
|
|
"file: %s", cupsLastErrorString()));
|
|
if (http2 != http)
|
|
httpClose(http2);
|
|
return;
|
|
}
|
|
|
|
status = cupsGetFd(http2, resource, cupsFileNumber(temp));
|
|
|
|
DEBUG_printf(("4cups_create_localizations: GET %s = %s", resource,
|
|
httpStatus(status)));
|
|
|
|
if (status == HTTP_OK)
|
|
{
|
|
/*
|
|
* Got the file, read it...
|
|
*/
|
|
|
|
char buffer[8192], /* Message buffer */
|
|
*id, /* ID string */
|
|
*str; /* Translated message */
|
|
_cups_message_t *m; /* Current message */
|
|
|
|
lseek(cupsFileNumber(temp), 0, SEEK_SET);
|
|
|
|
while (cups_read_strings(temp, buffer, sizeof(buffer), &id, &str))
|
|
{
|
|
if ((m = malloc(sizeof(_cups_message_t))) == NULL)
|
|
break;
|
|
|
|
m->id = strdup(id);
|
|
m->str = strdup(str);
|
|
|
|
if (m->id && m->str)
|
|
cupsArrayAdd(dinfo->localizations, m);
|
|
else
|
|
{
|
|
if (m->id)
|
|
free(m->id);
|
|
|
|
if (m->str)
|
|
free(m->str);
|
|
|
|
free(m);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
DEBUG_printf(("4cups_create_localizations: %d messages loaded.",
|
|
cupsArrayCount(dinfo->localizations)));
|
|
|
|
/*
|
|
* Cleanup...
|
|
*/
|
|
|
|
unlink(tempfile);
|
|
cupsFileClose(temp);
|
|
|
|
if (http2 != http)
|
|
httpClose(http2);
|
|
}
|
|
|
|
|
|
/*
|
|
* 'cups_read_strings()' - Read a pair of strings from a .strings file.
|
|
*/
|
|
|
|
static int /* O - 1 on success, 0 on failure */
|
|
cups_read_strings(cups_file_t *strings, /* I - .strings file */
|
|
char *buffer, /* I - Line buffer */
|
|
size_t bufsize, /* I - Size of line buffer */
|
|
char **id, /* O - Pointer to ID string */
|
|
char **str) /* O - Pointer to translation string */
|
|
{
|
|
char *bufptr; /* Pointer into buffer */
|
|
|
|
|
|
while (cupsFileGets(strings, buffer, bufsize))
|
|
{
|
|
if (buffer[0] != '\"')
|
|
continue;
|
|
|
|
*id = buffer + 1;
|
|
bufptr = cups_scan_strings(buffer);
|
|
|
|
if (*bufptr != '\"')
|
|
continue;
|
|
|
|
*bufptr++ = '\0';
|
|
|
|
while (*bufptr && *bufptr != '\"')
|
|
bufptr ++;
|
|
|
|
if (!*bufptr)
|
|
continue;
|
|
|
|
*str = bufptr + 1;
|
|
bufptr = cups_scan_strings(bufptr);
|
|
|
|
if (*bufptr != '\"')
|
|
continue;
|
|
|
|
*bufptr = '\0';
|
|
|
|
return (1);
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
|
|
/*
|
|
* 'cups_scan_strings()' - Scan a quoted string.
|
|
*/
|
|
|
|
static char * /* O - End of string */
|
|
cups_scan_strings(char *buffer) /* I - Start of string */
|
|
{
|
|
char *bufptr; /* Pointer into string */
|
|
|
|
|
|
for (bufptr = buffer + 1; *bufptr && *bufptr != '\"'; bufptr ++)
|
|
{
|
|
if (*bufptr == '\\')
|
|
{
|
|
if (bufptr[1] >= '0' && bufptr[1] <= '3' &&
|
|
bufptr[2] >= '0' && bufptr[2] <= '7' &&
|
|
bufptr[3] >= '0' && bufptr[3] <= '7')
|
|
{
|
|
/*
|
|
* Decode \nnn octal escape...
|
|
*/
|
|
|
|
*bufptr = ((((bufptr[1] - '0') << 3) | (bufptr[2] - '0')) << 3) |
|
|
(bufptr[3] - '0');
|
|
_cups_strcpy(bufptr + 1, bufptr + 4);
|
|
}
|
|
else
|
|
{
|
|
/*
|
|
* Decode \C escape...
|
|
*/
|
|
|
|
_cups_strcpy(bufptr, bufptr + 1);
|
|
if (*bufptr == 'n')
|
|
*bufptr = '\n';
|
|
else if (*bufptr == 'r')
|
|
*bufptr = '\r';
|
|
else if (*bufptr == 't')
|
|
*bufptr = '\t';
|
|
}
|
|
}
|
|
}
|
|
|
|
return (bufptr);
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* End of "$Id: dest-localization.c 3833 2012-05-23 22:51:18Z msweet $".
|
|
*/
|