/*
- * "$Id$"
+ * "$Id: dest-localization.c 4216 2013-03-11 13:57:36Z msweet $"
*
* Destination localization support for CUPS.
*
- * Copyright 2012 by Apple Inc.
+ * Copyright 2012-2013 by Apple Inc.
*
* These coded instructions, statements, and computer programs are the
* property of Apple Inc. and are protected by Federal copyright
*
* Contents:
*
- * cupsLocalizeDestOption() - Get the localized string for a destination
- * option.
- * cupsLocalizeDestValue() - Get the localized string for a destination
- * option+value pair.
+ * 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 "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 localization array and will become
- * invalid if the localization array is deleted.
+ * 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@
*/
cups_dinfo_t *dinfo, /* I - Destination information */
const char *option) /* I - Option to localize */
{
- return (option);
+ _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 localization array and will become
- * invalid if the localization array is deleted.
+ * 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 *option, /* I - Option to localize */
const char *value) /* I - Value to localize */
{
- return (value);
+ _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_STATUS_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_ENCRYPTION_ALWAYS;
+ else
+ encryption = HTTP_ENCRYPTION_IF_REQUESTED;
+
+ if ((http2 = httpConnect2(hostname, port, NULL, AF_UNSPEC, encryption, 1,
+ 30000, NULL)) == 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_STATUS_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$".
+ * End of "$Id: dest-localization.c 4216 2013-03-11 13:57:36Z msweet $".
*/