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-rw-r--r--lib/libsi18n/propset.c442
1 files changed, 0 insertions, 442 deletions
diff --git a/lib/libsi18n/propset.c b/lib/libsi18n/propset.c
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index 87b98854..00000000
--- a/lib/libsi18n/propset.c
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-/** BEGIN COPYRIGHT BLOCK
- * This Program is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License as published by the Free Software
- * Foundation; version 2 of the License.
- *
- * This Program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this Program; if not, write to the Free Software Foundation, Inc., 59 Temple
- * Place, Suite 330, Boston, MA 02111-1307 USA.
- *
- * In addition, as a special exception, Red Hat, Inc. gives You the additional
- * right to link the code of this Program with code not covered under the GNU
- * General Public License ("Non-GPL Code") and to distribute linked combinations
- * including the two, subject to the limitations in this paragraph. Non-GPL Code
- * permitted under this exception must only link to the code of this Program
- * through those well defined interfaces identified in the file named EXCEPTION
- * found in the source code files (the "Approved Interfaces"). The files of
- * Non-GPL Code may instantiate templates or use macros or inline functions from
- * the Approved Interfaces without causing the resulting work to be covered by
- * the GNU General Public License. Only Red Hat, Inc. may make changes or
- * additions to the list of Approved Interfaces. You must obey the GNU General
- * Public License in all respects for all of the Program code and other code used
- * in conjunction with the Program except the Non-GPL Code covered by this
- * exception. If you modify this file, you may extend this exception to your
- * version of the file, but you are not obligated to do so. If you do not wish to
- * provide this exception without modification, you must delete this exception
- * statement from your version and license this file solely under the GPL without
- * exception.
- *
- *
- * Copyright (C) 2001 Sun Microsystems, Inc. Used by permission.
- * Copyright (C) 2005 Red Hat, Inc.
- * All rights reserved.
- * END COPYRIGHT BLOCK **/
-
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/stat.h>
-#include <ctype.h>
-#include "i18n.h"
-
-#include "txtfile.h"
-#include "reshash.h"
-#include "propset.h"
-
-int PropertiesLoadFileToHash(PropertiesSet *propset, char *language);
-char *GetProertiesFilename(char *directory, char *file, char *language);
-int PropertiesLanguageStatus(PropertiesSet *propset, char *language);
-int PropertiesSetLangStatus(LanguageStatus *langstatus, char *language, int status);
-int unicode_to_UTF8(unsigned int wch, char *utf8);
-char *decode_ascii(char *src);
-
-
-PropertiesSet * PropertiesInit(char *directory, char *file)
-{
- struct stat buf;
- char * file_path;
- PropertiesSet *propset = NULL;
- PropertiesSet *result = NULL;
- ResHash *reshash;
-
- file_path = (char *) malloc (strlen(directory) + strlen(file) + 20);
-
- strcpy(file_path, directory);
- strcat(file_path, "/");
- strcat(file_path, file);
- strcat(file_path, ".properties");
-
- if (stat(file_path, &buf) == 0) {
- propset = (PropertiesSet *) malloc(sizeof(PropertiesSet));
- memset(propset, 0, sizeof(PropertiesSet));
- reshash = (ResHash *) ResHashCreate(file);
-
- if (reshash) {
- propset->langlist = (LanguageStatus *) malloc(sizeof(LanguageStatus));
- memset(propset->langlist, 0, sizeof(LanguageStatus));
-
- propset->res = reshash;
- propset->directory = strdup(directory);
- propset->filename = strdup(file);
- PropertiesLoadFileToHash(propset, NULL);
- result = propset;
- }
- }
-
- if (file_path)
- free (file_path);
-
- return result;
-}
-
-
-char *GetProertiesFilename(char *directory, char *file, char *language)
-{
- char *filepath;
-
- if (language && *language == '\0')
- filepath = (char *) malloc(strlen(directory) + strlen(file) + strlen(language) + 20);
- else
- filepath = (char *) malloc(strlen(directory) + strlen(file) + 20);
-
- strcpy(filepath, directory);
- if (filepath[strlen(filepath) - 1] != '/')
- strcat(filepath, "/");
- strcat(filepath, file);
- if (language && *language != '\0') {
- strcat(filepath, "_");
- strcat(filepath, language);
- }
- strcat(filepath, ".properties");
-
- return filepath;
-}
-
-/*
- PropertiesLoadToHash
-
- Opens property file and save data to hash table
-
- Input
- propfile: handle
- file: full path with file extension
-
- return:
- 0: SUCCESS
- 1: FAIL
-*/
-
-int PropertiesLoadFileToHash(PropertiesSet *propset, char *language)
-{
- TEXTFILE *hfile;
- char *filepath;
- char *p, *q;
- int n;
- char linebuf[1000];
- int st;
-
- st = PropertiesLanguageStatus(propset, language);
- if (st == LANGUAGE_INVALID)
- return 1;
- else if (st == LANGUAGE_LOAD)
- return 0;
-
- filepath = GetProertiesFilename(propset->directory, propset->filename, language);
-
- if ((hfile = OpenTextFile (filepath, TEXT_OPEN_FOR_READ)) == NULL) {
- PropertiesSetLangStatus(propset->langlist, language, LANGUAGE_INVALID);
- return 1;
- }
-
- while ((n = ReadTextLine(hfile, linebuf)) >= 0) {
- if (n == 0)
- continue;
-
- p = linebuf;
- /* strip leading spaces */
- while (*p == ' ' || *p == '\t')
- p ++;
- /* skip comment line */
- if (*p == '\0' || *p == '#' || *p == '=')
- continue;
-
- q = strchr (linebuf, '=');
- if (q) {
- char *key, *value, *newvalue;
-
- *q = '\0';
- key = p;
- value = q + 1;
- /* strip trailing space for key */
- p = key + strlen(key) - 1;
- while (*p == ' ' || *p == '\t') {
- *p = '\0';
- p --;
- }
-
- /* decode Unicode escape value */
- newvalue = decode_ascii(value);
-
- if (newvalue) {
- ResHashAdd(propset->res, key, newvalue, language);
- free(newvalue);
- }
- else
- ResHashAdd(propset->res, key, value, language);
- }
- }
- PropertiesSetLangStatus(propset->langlist, language, LANGUAGE_LOAD);
- return 0;
-}
-
-/*
- PropertiesIsLoaded
-
- Test if current properties associated with language
- is loaded or not.
-
- return:
- 1: SUCCESS
- 0: FAIL
- */
-
-int PropertiesLanguageStatus(PropertiesSet *propset, char *language)
-{
- LanguageStatus *plang;
-
- plang = propset->langlist;
- if (language == NULL || *language == '\0') {
- return plang->status;
- }
-
- plang = plang->next;
-
- while (plang) {
- if (strcmp(plang->language, language) == 0) {
- return plang->status;
- }
- plang = plang->next;
- }
- return LANGUAGE_NONE;
-}
-
-int PropertiesSetLangStatus(LanguageStatus *langlist, char *language, int status)
-{
- LanguageStatus *plang, *prev;
- LanguageStatus *langstatus;
-
- if (language == NULL || *language == '\0') {
- langlist->status = status;
- return 0;
- }
-
- prev = plang = langlist;
- plang = plang->next;
-
- while (plang) {
- if (strcmp(plang->language, language) == 0) {
- plang->status = status;
- return 0;
- }
- prev = plang;
- plang = plang->next;
- }
-
- langstatus = (LanguageStatus *) malloc(sizeof(LanguageStatus));
- memset (langstatus, 0, sizeof(LanguageStatus));
- langstatus->language = strdup(language);
- langstatus->status = status;
- prev->next = langstatus;
-
- return 0;
-}
-
-
-/***
- PropertiesOpenFile
-
- return 0: loaded
- 1: fail to load file associated with the language
-
-
- */
-int PropertiesOpenFile(PropertiesSet *propset, char *language)
-{
- int status;
- status = PropertiesLanguageStatus(propset, language);
-
- if (status == LANGUAGE_NONE)
- return PropertiesLoadFileToHash (propset, language);
- else if (status == LANGUAGE_INVALID)
- return 1;
- else
- return 0;
-}
-
-const char *PropertiesGetString(PropertiesSet *propset, char *key, ACCEPT_LANGUAGE_LIST acceptlangauge)
-{
- int i;
- char *language = NULL;
-
- i = 0;
- while (acceptlangauge[i][0]) {
- if (PropertiesOpenFile(propset, acceptlangauge[i]) == 0) {
- language = acceptlangauge[i];
- break;
- }
- i ++;
- }
-
- return ResHashSearch(propset->res, key, language);
-}
-void PropertiesDestroy(PropertiesSet *propset)
-{
- LanguageStatus *langattrib, *next;
-
- if (propset) {
- if (propset->path)
- free(propset->path);
- if (propset->directory)
- free(propset->directory);
- if (propset->filename)
- free(propset->filename);
-
- ResHashDestroy(propset->res);
-
- langattrib = propset->langlist;
- while (langattrib) {
- next = langattrib->next;
- if (langattrib->language)
- free(langattrib->language);
- free(langattrib);
- langattrib = next;
- }
- }
-}
-
-
-char *decode_ascii(char *src)
-{
- int i;
- char utf8[10];
- int state = 0;
- int digit = 0;
- int digit_count = 0;
- char *result, *p, *q;
-
- if (src == NULL || *src == '\0')
- return NULL;
-
- if (strchr(src, '\\') == NULL)
- return NULL;
-
- result = (char *) malloc(strlen(src) + 1);
-
- p = src;
- q = result;
-
- for (;*p; p++) {
- char ch;
- int n;
- if (state == BACKSLASH_U) {
- ch = toupper(*p);
- if (ch >= '0' && ch <= '9') {
- digit = digit * 16 + (ch - '0');
- digit_count ++;
- }
- else if (ch >= 'A' && ch <= 'F') {
- digit = digit * 16 + (ch - 'A' + 10);
- digit_count ++;
- }
- else {
- n = unicode_to_UTF8(digit, utf8);
- for (i = 0; i < n; i++)
- *q ++ = utf8[i];
- *q ++ = *p;
- state = 0;
- digit_count = 0;
- }
-
- if (digit_count == 4) {
- n = unicode_to_UTF8(digit, utf8);
- for (i = 0; i < n; i++)
- *q ++ = utf8[i];
- state = 0;
- }
- }
- else if (state == BACKSLASH) {
- if (*p == 'u') {
- state = BACKSLASH_U;
- digit = 0;
- digit_count = 0;
- continue;
- }
- else if (*p == 'n') {
- *q++ = '\n';
- state = 0;
- }
- else if (*p == 'r') {
- *q++ = '\r';
- state = 0;
- }
- else {
- *q++ = '\\';
- *q++ = *p;
- state = 0;
- }
- }
- else if (*p == '\\') {
- state = BACKSLASH;
- continue;
- }
- else {
- *q++ = *p;
- state = 0;
- }
- }
- *q = '\0';
- return result;
-}
-
-
-int unicode_to_UTF8(unsigned int wch, char *utf8)
-{
- unsigned char hibyte, lobyte, mibyte;
-
- if (wch <= 0x7F) {
- /* 0000 007F ==> 0xxxxxxx */
- utf8[0] = (unsigned char) wch ;
- utf8[1] = '\0';
- return 1;
- }
- else if (wch <= 0x7FF) {
- /* 0000 07FF ==> 110xxxxx 10xxxxxx */
- lobyte = wch & 0x3F;
- hibyte = (wch >> 6) & 0x1F;
-
- utf8[0] = 0xC0 | hibyte;
- utf8[1] = 0x80 | lobyte;
- utf8[2] = '\0';
- return 2;
- }
- else {
- /* FFFF ==> 1110xxxx 10xxxxxx 10xxxxxx */
- lobyte = wch & 0x3F;
- mibyte = (wch >> 6) & 0x3F;
- hibyte = (wch >> 12) & 0xF;
-
- utf8[0] = 0xE0 | hibyte;
- utf8[1] = 0x80 | mibyte;
- utf8[2] = 0x80 | lobyte;
- utf8[3] = '\0';
- return 3;
- }
-}
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