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Android: fix cyrillic characters, update iconv lib (#9117)

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This commit is contained in:
Maksim 2020-01-13 07:10:15 +01:00 • committed by Loïc Blot
parent 8d75c118d9
commit c396800629
4 changed files with 19 additions and 161 deletions
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123
src/util/string.cpp
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@ -79,6 +79,13 @@ bool convert(const char *to, const char *from, char *outbuf,
return true;
}
#ifdef __ANDROID__
// Android need manual caring to support the full character set possible with wchar_t
const char *DEFAULT_ENCODING = "UTF-32LE";
#else
const char *DEFAULT_ENCODING = "WCHAR_T";
#endif
std::wstring utf8_to_wide(const std::string &input)
{
size_t inbuf_size = input.length() + 1;
@ -90,7 +97,12 @@ std::wstring utf8_to_wide(const std::string &input)
char *outbuf = new char[outbuf_size];
memset(outbuf, 0, outbuf_size);
if (!convert("WCHAR_T", "UTF-8", outbuf, outbuf_size, inbuf, inbuf_size)) {
#ifdef __ANDROID__
// Android need manual caring to support the full character set possible with wchar_t
SANITY_CHECK(sizeof(wchar_t) == 4);
#endif
if (!convert(DEFAULT_ENCODING, "UTF-8", outbuf, outbuf_size, inbuf, inbuf_size)) {
infostream << "Couldn't convert UTF-8 string 0x" << hex_encode(input)
<< " into wstring" << std::endl;
delete[] inbuf;
@ -105,13 +117,6 @@ std::wstring utf8_to_wide(const std::string &input)
return out;
}
#ifdef __ANDROID__
// TODO: this is an ugly fix for wide_to_utf8 somehow not working on android
std::string wide_to_utf8(const std::wstring &input)
{
return wide_to_narrow(input);
}
#else
std::string wide_to_utf8(const std::wstring &input)
{
size_t inbuf_size = (input.length() + 1) * sizeof(wchar_t);
@ -123,7 +128,7 @@ std::string wide_to_utf8(const std::wstring &input)
char *outbuf = new char[outbuf_size];
memset(outbuf, 0, outbuf_size);
if (!convert("UTF-8", "WCHAR_T", outbuf, outbuf_size, inbuf, inbuf_size)) {
if (!convert("UTF-8", DEFAULT_ENCODING, outbuf, outbuf_size, inbuf, inbuf_size)) {
infostream << "Couldn't convert wstring 0x" << hex_encode(inbuf, inbuf_size)
<< " into UTF-8 string" << std::endl;
delete[] inbuf;
@ -138,7 +143,6 @@ std::string wide_to_utf8(const std::wstring &input)
return out;
}
#endif
#else // _WIN32
std::wstring utf8_to_wide(const std::string &input)
@ -183,7 +187,7 @@ wchar_t *utf8_to_wide_c(const char *str)
// The returned string is allocated using new
wchar_t *narrow_to_wide_c(const char *str)
{
wchar_t *nstr = NULL;
wchar_t *nstr = nullptr;
#if defined(_WIN32)
int nResult = MultiByteToWideChar(CP_UTF8, 0, (LPCSTR) str, -1, 0, 0);
if (nResult == 0) {
@ -204,67 +208,8 @@ wchar_t *narrow_to_wide_c(const char *str)
return nstr;
}
#ifdef __ANDROID__
const wchar_t* wide_chars =
L" !\"#$%&'()*+,-./0123456789:;<=>?@"
L"ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`"
L"abcdefghijklmnopqrstuvwxyz{|}~";
int wctomb(char *s, wchar_t wc)
{
for (unsigned int j = 0; j < (sizeof(wide_chars)/sizeof(wchar_t));j++) {
if (wc == wide_chars[j]) {
*s = (char) (j+32);
return 1;
}
else if (wc == L'\n') {
*s = '\n';
return 1;
}
}
return -1;
}
int mbtowc(wchar_t *pwc, const char *s, size_t n)
{
std::wstring intermediate = narrow_to_wide(s);
if (intermediate.length() > 0) {
*pwc = intermediate[0];
return 1;
}
else {
return -1;
}
}
std::wstring narrow_to_wide(const std::string &mbs) {
size_t wcl = mbs.size();
std::wstring retval = L"";
for (unsigned int i = 0; i < wcl; i++) {
if (((unsigned char) mbs[i] >31) &&
((unsigned char) mbs[i] < 127)) {
retval += wide_chars[(unsigned char) mbs[i] -32];
}
//handle newline
else if (mbs[i] == '\n') {
retval += L'\n';
}
}
return retval;
}
#else // not Android
std::wstring narrow_to_wide(const std::string &mbs)
{
size_t wcl = mbs.size();
Buffer<wchar_t> wcs(wcl + 1);
size_t len = mbstowcs(*wcs, mbs.c_str(), wcl);
if (len == (size_t)(-1))
@ -273,37 +218,6 @@ std::wstring narrow_to_wide(const std::string &mbs)
return *wcs;
}
#endif
#ifdef __ANDROID__
std::string wide_to_narrow(const std::wstring &wcs) {
size_t mbl = wcs.size()*4;
std::string retval = "";
for (unsigned int i = 0; i < wcs.size(); i++) {
wchar_t char1 = (wchar_t) wcs[i];
if (char1 == L'\n') {
retval += '\n';
continue;
}
for (unsigned int j = 0; j < wcslen(wide_chars);j++) {
wchar_t char2 = (wchar_t) wide_chars[j];
if (char1 == char2) {
char toadd = (j+32);
retval += toadd;
break;
}
}
}
return retval;
}
#else // not Android
std::string wide_to_narrow(const std::wstring &wcs)
{
@ -317,7 +231,6 @@ std::string wide_to_narrow(const std::wstring &wcs)
return *mbs;
}
#endif
std::string urlencode(const std::string &str)
{
@ -361,10 +274,10 @@ u32 readFlagString(std::string str, const FlagDesc *flagdesc, u32 *flagmask)
u32 mask = 0;
char *s = &str[0];
char *flagstr;
char *strpos = NULL;
char *strpos = nullptr;
while ((flagstr = strtok_r(s, ",", &strpos))) {
s = NULL;
s = nullptr;
while (*flagstr == ' ' || *flagstr == '\t')
flagstr++;
@ -436,7 +349,7 @@ char *mystrtok_r(char *s, const char *sep, char **lasts)
s++;
if (!*s)
return NULL;
return nullptr;
t = s;
while (*t) {