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https://github.com/joncampbell123/dosbox-x.git
synced 2025-10-18 08:52:12 +08:00
Refactor LoadMessageFile()
This commit is contained in:
maron2000
@@ -36,6 +36,8 @@
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#include <string>
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#include <memory>
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#include <unordered_map>
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#include <fstream>
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#include <iostream>
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#if defined(__MINGW32__) && !defined(HX_DOS)
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#include <imm.h>
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#endif
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@@ -316,69 +318,81 @@ FILE* testLoadLangFile(const char* fname) {
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}
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char loaded_fname[LINE_IN_MAXLEN + 1024];
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void LoadMessageFile(const char * fname) {
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if (!fname) return;
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if(*fname=='\0') return;//empty string=no languagefile
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if (!strcmp(fname, loaded_fname)){
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//LOG_MSG("Message file %s already loaded.",fname);
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static std::string loaded_fname;
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void LoadMessageFile(const char* fname) {
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if(!fname || *fname == '\0') return;
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if(loaded_fname == fname) {
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return;
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}
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LOG(LOG_MISC,LOG_DEBUG)("Loading message file %s",fname);
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FILE * mfile=testLoadLangFile(fname);
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/* This should never happen and since other modules depend on this use a normal printf */
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if (!mfile) {
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std::string message="Could not load language message file "+std::string(fname)+". The default language will be used.";
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systemmessagebox("Warning", message.c_str(), "ok","warning", 1);
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SetVal("dosbox", "language", "");
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LOG_MSG("MSG:Cannot load language file: %s",fname);
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control->opt_lang = "";
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return;
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}
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strcpy(loaded_fname, fname);
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langname = langnote = "";
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char linein[LINE_IN_MAXLEN+1024];
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char name[LINE_IN_MAXLEN+1024], menu_name[LINE_IN_MAXLEN], mapper_name[LINE_IN_MAXLEN];
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char string[LINE_IN_MAXLEN*10], temp[4096];
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/* Start out with empty strings */
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name[0]=0;string[0]=0;
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morelen=inmsg=true;
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bool res=true;
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LOG(LOG_MISC, LOG_DEBUG)("Loading message file %s", fname);
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FILE* mfile = testLoadLangFile(fname);
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if(!mfile) {
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std::string message = "Could not load language message file " + std::string(fname) + ". The default language will be used.";
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systemmessagebox("Warning", message.c_str(), "ok", "warning", 1);
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SetVal("dosbox", "language", "");
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LOG_MSG("MSG:Cannot load language file: %s", fname);
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control->opt_lang = "";
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return;
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}
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loaded_fname = fname;
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langname.clear();
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langnote.clear();
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std::string linein, name, menu_name, mapper_name, string;
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morelen = inmsg = true;
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bool res = true;
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bool loadlangcp = false;
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int cp=dos.loaded_codepage;
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if (!dos.loaded_codepage) res=InitCodePage();
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while(fgets(linein, LINE_IN_MAXLEN+1024, mfile)) {
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/* Parse the read line */
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/* First remove characters 10 and 13 from the line */
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char * parser=linein;
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char * writer=linein;
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int cp = dos.loaded_codepage;
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if(!dos.loaded_codepage) res = InitCodePage();
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while (*parser) {
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if (*parser != 10 && *parser != 13)
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*writer++ = *parser;
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const size_t buffer_size = LINE_IN_MAXLEN + 1024;
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char* buffer = new char[buffer_size];
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parser++;
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}
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*writer=0;
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/* New string name */
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if (linein[0]==':') {
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string[0]=0;
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if (!strncasecmp(linein+1, "DOSBOX-X:", 9)) {
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char *p = linein+10;
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char *r = strchr(p, ':');
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if (*p && r!=NULL && r>p && *(r+1)) {
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*r=0;
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if (!strcmp(p, "CODEPAGE")) {
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int c = atoi(r+1);
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while(fgets(buffer, buffer_size, mfile)) {
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linein = buffer;
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// Remove \r and \n
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linein.erase(std::remove(linein.begin(), linein.end(), '\r'), linein.end());
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linein.erase(std::remove(linein.begin(), linein.end(), '\n'), linein.end());
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if(linein.empty()) continue;
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std::string trimmed = linein.substr(1);
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trim(trimmed);
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if(linein[0] == ':') {
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string.clear();
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if(!strncasecmp(linein.c_str() + 1, "DOSBOX-X:", 9)) {
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std::string p = linein.substr(10);
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size_t colon_pos = p.find(':');
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if(colon_pos != std::string::npos && colon_pos > 0 && colon_pos + 1 < p.size()) {
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std::string key = p.substr(0, colon_pos);
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std::string val = p.substr(colon_pos + 1);
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if(key == "CODEPAGE") {
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int c = std::atoi(val.c_str());
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if(!isSupportedCP(c)) {
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LOG_MSG("Language file: Invalid codepage :DOSBOX-X:CODEPAGE:%d", c);
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loadlangcp = false;
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}
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else if (((IS_PC98_ARCH||IS_JEGA_ARCH) && c!=437 && c!=932 && !systemmessagebox("DOSBox-X language file", "You have specified a language file which uses a code page incompatible with the Japanese PC-98 or JEGA/AX system.\n\nAre you sure to use the language file for this machine type?", "yesno","question", 2)) || (((IS_JDOSV && c!=932) || (IS_PDOSV && c!=936) || (IS_KDOSV && c!=949) || (IS_TDOSV && c!=950 && c!=951)) && c!=437 && !systemmessagebox("DOSBox-X language file", "You have specified a language file which uses a code page incompatible with the current DOS/V system.\n\nAre you sure to use the language file for this system type?", "yesno","question", 2))) {
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fclose(mfile);
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dos.loaded_codepage = cp;
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return;
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else if(((IS_PC98_ARCH || IS_JEGA_ARCH) && c != 437 && c != 932 &&
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!systemmessagebox("DOSBox-X language file",
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"You have specified a language file which uses a code page incompatible with the Japanese PC-98 or JEGA/AX system.\n\nAre you sure to use the language file for this machine type?",
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"yesno", "question", 2)) ||
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(((IS_JDOSV && c != 932) || (IS_PDOSV && c != 936) ||
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(IS_KDOSV && c != 949) || (IS_TDOSV && c != 950 && c != 951)) &&
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c != 437 &&
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!systemmessagebox("DOSBox-X language file",
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"You have specified a language file which uses a code page incompatible with the current DOS/V system.\n\nAre you sure to use the language file for this system type?",
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"yesno", "question", 2))) {
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fclose(mfile);
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dos.loaded_codepage = cp;
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return;
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}
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else {
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std::string msg = "The specified language file uses code page " + std::to_string(c) + ". Do you want to change to this code page accordingly?";
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@@ -386,82 +400,99 @@ void LoadMessageFile(const char * fname) {
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msgcodepage = c;
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lastmsgcp = msgcodepage;
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}
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if(c != dos.loaded_codepage && (control->opt_langcp || uselangcp || !CHCP_changed || CheckDBCSCP(c) || !loadlang || (loadlang && systemmessagebox("DOSBox-X language file", msg.c_str(), "yesno", "question", 1)))) {
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if(c != dos.loaded_codepage && (control->opt_langcp || uselangcp || !CHCP_changed || CheckDBCSCP(c) || !loadlang ||
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(loadlang && systemmessagebox("DOSBox-X language file", msg.c_str(), "yesno", "question", 1)))) {
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loadlangcp = true;
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if(c == 950 && dos.loaded_codepage == 951) msgcodepage = 951; // zh_tw defaults to CP950, but CP951 is acceptable as well so keep it
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if(c == 950 && dos.loaded_codepage == 951) msgcodepage = 951; // zh_tw defaults to CP950, but CP951 is acceptable as well so keep it
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else if(c == 951 && dos.loaded_codepage == 950) msgcodepage = 950; // And vice versa for lang files requiring CP951
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else msgcodepage = c;
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dos.loaded_codepage = c;
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if (c == 950 && !chinasea) makestdcp950table();
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if (c == 951 && chinasea) makeseacp951table();
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if(c == 950 && !chinasea) makestdcp950table();
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if(c == 951 && chinasea) makeseacp951table();
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lastmsgcp = c;
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}
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}
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} else if (!strcmp(p, "LANGUAGE"))
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langname = r+1;
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else if (!strcmp(p, "REMARK"))
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langnote = r+1;
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*r=':';
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}
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else if(key == "LANGUAGE") {
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langname = val;
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}
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else if(key == "REMARK") {
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langnote = val;
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}
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}
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} else if (!strncasecmp(linein+1, "MENU:", 5)&&strlen(linein+6)<LINE_IN_MAXLEN) {
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*name=0;
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*mapper_name=0;
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strcpy(menu_name,linein+6);
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} else if (!strncasecmp(linein+1, "MAPPER:", 7)&&strlen(linein+8)<LINE_IN_MAXLEN) {
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*name=0;
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*menu_name=0;
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strcpy(mapper_name,linein+8);
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} else {
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*menu_name=0;
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*mapper_name=0;
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strcpy(name,linein+1);
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}
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/* End of string marker */
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} else if (linein[0]=='.'&&!strlen(trim(linein+1))) {
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/* Replace/Add the string to the internal languagefile */
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/* Remove last newline (marker is \n.\n) */
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size_t ll = strlen(string);
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if(ll && string[ll - 1] == '\n') string[ll - 1] = 0; //Second if should not be needed, but better be safe.
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if (strlen(name))
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MSG_Replace(name,string);
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else if (strlen(menu_name)>6&&!strncmp(menu_name, "drive_", 6))
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for (char c='A'; c<='Z'; c++) {
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std::string mname = "drive_"+std::string(1, c)+(menu_name+5);
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if (mainMenu.item_exists(mname)) mainMenu.get_item(mname).set_text(string);
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else if(!strncasecmp(linein.c_str() + 1, "MENU:", 5) && linein.size() > 6) {
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name.clear(); mapper_name.clear();
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menu_name = linein.substr(6);
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}
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else if(!strncasecmp(linein.c_str() + 1, "MAPPER:", 7) && linein.size() > 8) {
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name.clear(); menu_name.clear();
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mapper_name = linein.substr(8);
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}
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else {
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menu_name.clear(); mapper_name.clear();
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name = linein.substr(1);
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}
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}
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else if(linein[0] == '.' && trimmed.empty()) {
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if(!string.empty() && string.back() == '\n') string.pop_back();
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if(!name.empty()) {
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MSG_Replace(name.c_str(), string.c_str());
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}
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else if(menu_name.size() > 6 && menu_name.rfind("drive_", 0) == 0) {
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for(char c = 'A'; c <= 'Z'; ++c) {
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std::string mname = "drive_" + std::string(1, c) + menu_name.substr(5);
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if(mainMenu.item_exists(mname)) {
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mainMenu.get_item(mname).set_text(string);
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}
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}
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else if (strlen(menu_name)&&mainMenu.item_exists(menu_name)) {
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}
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else if(!menu_name.empty() && mainMenu.item_exists(menu_name)) {
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mainMenu.get_item(menu_name).set_text(string);
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if (strlen(menu_name)>7&&!strncmp(menu_name, "mapper_", 7)) set_eventbutton_text(menu_name+7, string);
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if(menu_name.rfind("mapper_", 0) == 0 && menu_name.size() > 7) {
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set_eventbutton_text(menu_name.c_str() + 7, string.c_str());
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}
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}
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else if (strlen(mapper_name))
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set_eventbutton_text(mapper_name, string);
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} else {
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/* Normal string to be added */
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if (!CodePageHostToGuestUTF8(temp,linein))
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strcat(string,linein);
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else
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strcat(string,temp);
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strcat(string,"\n");
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}
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}
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morelen=inmsg=false;
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fclose(mfile);
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else if(!mapper_name.empty()) {
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set_eventbutton_text(mapper_name.c_str(), string.c_str());
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}
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}
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else {
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size_t temp_size = linein.size() * 3 + 1; // Converting to UTF-8 will expand to max. 3-bytes / character + null terminator
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std::vector<char> temp(temp_size);
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if(!CodePageHostToGuestUTF8(temp.data(), linein.c_str())) {
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string += linein + "\n";
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}
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else {
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string += std::string(temp.data()) + "\n";
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}
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}
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}
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morelen = inmsg = false;
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delete[] buffer;
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fclose(mfile);
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menu_update_dynamic();
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menu_update_autocycle();
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update_bindbutton_text();
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dos.loaded_codepage=cp;
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if (loadlangcp && msgcodepage>0) {
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dos.loaded_codepage = cp;
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if(loadlangcp && msgcodepage > 0) {
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const char* layoutname = DOS_GetLoadedLayout();
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if(!IS_DOSV && !IS_JEGA_ARCH && !IS_PC98_ARCH && layoutname != NULL) {
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toSetCodePage(NULL, msgcodepage, -1);
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if(!IS_DOSV && !IS_JEGA_ARCH && !IS_PC98_ARCH && layoutname != nullptr) {
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toSetCodePage(nullptr, msgcodepage, -1);
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}
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}
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refreshExtChar();
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LOG_MSG("LoadMessageFile: Loaded language file: %s",fname);
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LOG_MSG("LoadMessageFile: Loaded language file: %s", fname);
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loadlang = true;
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}
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bool MSG_Write(const char* location, const char* name) {
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std::unique_ptr<char[]> temp(new char[4096]);
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