1 /* lang.c - NeonServ v5.3
2 * Copyright (C) 2011-2012 Philipp Kreil (pk910)
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 #include "mysqlConn.h"
22 #define DEFAULT_LANG_TAG "EN"
23 #define DEFAULT_LANG_NAME "English"
25 static struct language **langdict;
26 static struct language *lang_c;
29 langdict = calloc(MAXLANGUAGES, sizeof(*langdict));
36 void load_languages() {
39 printf_mysql_query("SELECT `lang`, `text` FROM `language` WHERE `ident` = 'name'");
41 while((row = mysql_fetch_row(res)) != NULL) {
42 load_language(row[0], row[1]);
46 static struct language* add_language(char *langtag, char *langname) {
48 for(cindex = 0; cindex < MAXLANGUAGES; cindex++) {
49 if(langdict[cindex] == NULL) break;
50 if(!strcmp(langdict[cindex]->langname, langname) || !strcmp(langdict[cindex]->langtag, langtag))
51 return langdict[cindex];
53 if(cindex == MAXLANGUAGES) return NULL;
54 struct language *lang = malloc(sizeof(*lang));
56 perror("malloc() failed");
59 lang->langtag = strdup(langtag);
60 lang->langname = strdup(langname);
61 struct language_table **entrys = calloc(27, sizeof(*entrys));
62 lang->entrys = entrys;
63 langdict[cindex] = lang;
67 static int get_entry_index(const char *ident) {
68 const char *underscore = strstr(ident, "_");
69 if(!underscore || !(underscore[1] >= 65 && underscore[1] <= 90)) return 26;
70 return (underscore[1] - 'A');
73 void load_language(char *tag, char *name) {
74 struct language *lang = get_language_by_tag(tag);
75 if(lang == get_default_language()) return;
79 struct language_table *entry, *next;
80 for(cindex = 0; cindex < 27; cindex++) {
81 for(entry = lang->entrys[cindex]; entry; entry = next) {
87 lang->entrys[cindex] = NULL;
90 lang = add_language(tag, name);
94 printf_mysql_query("SELECT `ident`, `text` FROM `language` WHERE `lang` = '%s' AND `ident` != 'name'", escape_string(tag));
96 while((row = mysql_fetch_row(res)) != NULL) {
97 register_language_string(lang, row[0], row[1]);
101 struct language* get_language_by_tag(char *tag) {
103 for(cindex = 0; cindex < MAXLANGUAGES; cindex++) {
104 if(langdict[cindex] == NULL) break;
105 if(!stricmp(langdict[cindex]->langtag, tag))
106 return langdict[cindex];
111 struct language* get_language_by_name(char *name) {
113 for(cindex = 0; cindex < MAXLANGUAGES; cindex++) {
114 if(langdict[cindex] == NULL) break;
115 if(!stricmp(langdict[cindex]->langname, name))
116 return langdict[cindex];
121 struct language* get_default_language() {
123 lang_c = add_language(DEFAULT_LANG_TAG, DEFAULT_LANG_NAME);
127 void register_default_language_table(const struct default_language_entry *msgtab) {
129 lang_c = add_language(DEFAULT_LANG_TAG, DEFAULT_LANG_NAME);
130 while(msgtab->ident) {
131 register_language_string(lang_c, msgtab->ident, msgtab->text);
136 void register_language_string(struct language *lang, char *ident, char *text) {
137 int cindex = get_entry_index(ident);
138 struct language_table *lang_entry = malloc(sizeof(*lang_entry));
140 perror("malloc() failed");
144 lang_entry->ident = strdup(ident);
156 tmppos += sprintf(tmp + tmppos, "%s", b);
169 //unknown - just write it
170 tmppos += sprintf(tmp + tmppos, "$%c", a[1]);
175 lang_entry->text = strdup(tmp);
176 lang_entry->next = lang->entrys[cindex];
177 lang->entrys[cindex] = lang_entry;
180 char *get_language_string(struct UserNode *user, const char* msg_ident) {
181 struct language* lang;
182 if(user && (user->flags & USERFLAG_ISAUTHED)) {
183 loadUserSettings(user);
184 lang = user->language;
187 int cindex = get_entry_index(msg_ident);
188 struct language_table* entry;
189 for(entry = lang->entrys[cindex]; entry; entry = entry->next) {
190 if(!strcmp(entry->ident, msg_ident))
193 if(lang == lang_c) return NULL;
194 for(entry = lang_c->entrys[cindex]; entry; entry = entry->next) {
195 if(!strcmp(entry->ident, msg_ident))
201 char *build_language_string(struct UserNode *user, char *buffer, const char *msg_ident, ...) {
202 char *formatStr = get_language_string(user, msg_ident);
203 if(!formatStr) return NULL;
205 buffer = (char *)malloc((MAXLEN+1) * sizeof(char));
207 perror("malloc() failed");
214 va_start(arg_list, msg_ident);
215 pos = vsnprintf(buffer, MAXLEN - 2, formatStr, arg_list);
217 if (pos < 0 || pos > (MAXLEN - 2)) pos = MAXLEN - 2;