llresmgr.cpp

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// NOTE: this is a MINIMAL implementation.  The interface will remain, but the implementation will
// (when the time is right) become dynamic and probably use external files.

#include "linden_common.h"

#include "llresmgr.h"
#include "llfontgl.h"
#include "llerror.h"
#include "llstring.h"

// Global singleton
LLResMgr* gResMgr = NULL;

LLResMgr::LLResMgr()
{
        U32 i;

        // Init values for each locale.
        // Note: This is only the most bare-bones version.  In the future, load these dynamically, on demand.

        // USA
        // USA Fonts
        for( i=0; i<LLFONT_COUNT; i++ )
        {
                mUSAFonts[i] = NULL;
        }
        mUSAFonts[ LLFONT_OCRA ]                        = LLFontGL::sMonospace;
        mUSAFonts[ LLFONT_SANSSERIF ]           = LLFontGL::sSansSerif;
        mUSAFonts[ LLFONT_SANSSERIF_SMALL ]     = LLFontGL::sSansSerifSmall;
        mUSAFonts[ LLFONT_SANSSERIF_BIG ]       = LLFontGL::sSansSerifBig;
        mUSAFonts[ LLFONT_SMALL ]                       = LLFontGL::sMonospace;
/*
        // USA Strings
        for( i=0; i<LLSTR_COUNT; i++ )
        {
                mUSAStrings[i] = "";
        }
        mUSAStrings[ LLSTR_HELLO ]                      = "hello";
        mUSAStrings[ LLSTR_GOODBYE ]            = "goodbye";
        mUSAStrings[ LLSTR_CHAT_LABEL ]         = "Chat";
        mUSAStrings[ LLSTR_STATUS_LABEL ]       = "Properties";
        mUSAStrings[ LLSTR_X ]                          = "X";
        mUSAStrings[ LLSTR_Y ]                          = "Y";
        mUSAStrings[ LLSTR_Z ]                          = "Z";
        mUSAStrings[ LLSTR_POSITION ]           = "Position (meters)";
        mUSAStrings[ LLSTR_SCALE ]                      = "Size (meters)";
        mUSAStrings[ LLSTR_ROTATION ]           = "Rotation (degrees)";
        mUSAStrings[ LLSTR_HAS_PHYSICS ]        = "Has Physics";
        mUSAStrings[ LLSTR_SCRIPT ]                     = "Script";
        mUSAStrings[ LLSTR_HELP ]                       = "Help";
        mUSAStrings[ LLSTR_REMOVE ]                     = "Remove";
        mUSAStrings[ LLSTR_CLEAR ]                      = "Clear";
        mUSAStrings[ LLSTR_APPLY ]                      = "Apply";
        mUSAStrings[ LLSTR_CANCEL ]                     = "Cancel";
        mUSAStrings[ LLSTR_MATERIAL ]           = "Material";
        mUSAStrings[ LLSTR_FACE ]                       = "Face";
        mUSAStrings[ LLSTR_TEXTURE ]            = "Texture";
        mUSAStrings[ LLSTR_TEXTURE_SIZE ]       = "Repeats per Face";
        mUSAStrings[ LLSTR_TEXTURE_OFFSET ]     = "Offset";
        mUSAStrings[ LLSTR_TEXTURE_ROTATION ]   = "Rotation (degrees)";
        mUSAStrings[ LLSTR_U ]                          = "U";
        mUSAStrings[ LLSTR_V ]                          = "V";
        mUSAStrings[ LLSTR_OWNERSHIP ]          = "Ownership";
        mUSAStrings[ LLSTR_PUBLIC ]                     = "Public";
        mUSAStrings[ LLSTR_PRIVATE ]            = "Private";
        mUSAStrings[ LLSTR_REVERT ]                     = "Revert";
        mUSAStrings[ LLSTR_INSERT_SAMPLE ]      = "Insert Sample";
        mUSAStrings[ LLSTR_SET_TEXTURE ]        = "Set Texture";
        mUSAStrings[ LLSTR_EDIT_SCRIPT ]        = "Edit Script...";
        mUSAStrings[ LLSTR_MOUSELOOK_INSTRUCTIONS ] = "Press ESC to leave Mouselook.";
        mUSAStrings[ LLSTR_EDIT_FACE_INSTRUCTIONS ] = "Click on face to select part.  Click and hold on a picture to look more like that.  Press ESC to leave Face Edit Mode.";
        mUSAStrings[ LLSTR_CLOSE ]                      = "Close";
        mUSAStrings[ LLSTR_MOVE ]                       = "Move";
        mUSAStrings[ LLSTR_ROTATE ]                     = "Rotate";
        mUSAStrings[ LLSTR_RESIZE ]                     = "Resize";
        mUSAStrings[ LLSTR_PLACE_BOX ]          = "Place Box";
        mUSAStrings[ LLSTR_PLACE_PRISM ]        = "Place Prism";
        mUSAStrings[ LLSTR_PLACE_PYRAMID ]      = "Place Pyramid";
        mUSAStrings[ LLSTR_PLACE_TETRAHEDRON ]  = "Place Tetrahedron";
        mUSAStrings[ LLSTR_PLACE_CYLINDER ]     = "Place Cylinder";
        mUSAStrings[ LLSTR_PLACE_HALF_CYLINDER ] = "Place Half-Cylinder";
        mUSAStrings[ LLSTR_PLACE_CONE ]         = "Place Cone";
        mUSAStrings[ LLSTR_PLACE_HALF_CONE ] = "Place Half-Cone";
        mUSAStrings[ LLSTR_PLACE_SPHERE ]       = "Place Sphere";
        mUSAStrings[ LLSTR_PLACE_HALF_SPHERE ] = "Place Half-Sphere";
        mUSAStrings[ LLSTR_PLACE_BIRD ]         = "Place Bird";
        mUSAStrings[ LLSTR_PLACE_SNAKE ]        = "Place Silly Snake";
        mUSAStrings[ LLSTR_PLACE_ROCK ]         = "Place Rock";
        mUSAStrings[ LLSTR_PLACE_TREE ]         = "Place Tree";
        mUSAStrings[ LLSTR_PLACE_GRASS ]        = "Place Grass";
        mUSAStrings[ LLSTR_MODIFY_LAND ]        = "Modify Land";
*/
        // UK
        // The Brits are a lot like us Americans, so initially assume we're the same and only code the exceptions.

        // UK Fonts
        for( i=0; i<LLFONT_COUNT; i++ )
        {
                mUKFonts[i] = mUSAFonts[i];
        }
/*
        // UK Strings
        for( i=0; i<LLSTR_COUNT; i++ )
        {
                mUKStrings[i] = mUSAStrings[i];
        }
        mUKStrings[ LLSTR_HELLO ]                       = "hullo";
        mUKStrings[ LLSTR_GOODBYE ]                     = "cheerio";
*/
        // Set default
        setLocale( LLLOCALE_USA );

}


void LLResMgr::setLocale( LLLOCALE_ID locale_id )
{
        mLocale = locale_id;

        //RN: for now, use normal 'C' locale for everything but specific UI input/output routines
        switch( locale_id )
        {
        case LLLOCALE_USA: 
//#if LL_WINDOWS
//              // Windows doesn't use ISO country codes.
//              llinfos << "Setting locale to " << setlocale( LC_ALL, "english-usa" ) << llendl;
//#else 
//              // posix version should work everywhere else.
//              llinfos << "Setting locale to " << setlocale( LC_ALL, "en_US" ) << llendl;
//#endif

//              mStrings        = mUSAStrings;
                mFonts          = mUSAFonts;
                break;
        case LLLOCALE_UK:
//#if LL_WINDOWS
//              // Windows doesn't use ISO country codes.
//              llinfos << "Setting locale to " << setlocale( LC_ALL, "english-uk" ) << llendl;
//#else
//              // posix version should work everywhere else.
//              llinfos << "Setting locale to " << setlocale( LC_ALL, "en_GB" ) << llendl;
//#endif

//              mStrings        = mUKStrings;
                mFonts          = mUKFonts;
                break;
        default:
                llassert(0);
                setLocale(LLLOCALE_USA);
                break;
        }
}

char LLResMgr::getDecimalPoint() const                                  
{ 
        char decimal = localeconv()->decimal_point[0]; 

#if LL_DARWIN
        // On the Mac, locale support is broken before 10.4, which causes things to go all pear-shaped.
        if(decimal == 0)
        {
                decimal = '.';
        }
#endif

        return decimal;
}

char LLResMgr::getThousandsSeparator() const                    
{
        char separator = localeconv()->thousands_sep[0]; 

#if LL_DARWIN
        // On the Mac, locale support is broken before 10.4, which causes things to go all pear-shaped.
        if(separator == 0)
        {
                separator = ',';
        }
#endif

        return separator;
}

char LLResMgr::getMonetaryDecimalPoint() const
{
        char decimal = localeconv()->mon_decimal_point[0]; 

#if LL_DARWIN
        // On the Mac, locale support is broken before 10.4, which causes things to go all pear-shaped.
        if(decimal == 0)
        {
                decimal = '.';
        }
#endif

        return decimal;
}

char LLResMgr::getMonetaryThousandsSeparator() const    
{
        char separator = localeconv()->mon_thousands_sep[0]; 

#if LL_DARWIN
        // On the Mac, locale support is broken before 10.4, which causes things to go all pear-shaped.
        if(separator == 0)
        {
                separator = ',';
        }
#endif

        return separator;
}


// Sets output to a string of integers with monetary separators inserted according to the locale.
std::string LLResMgr::getMonetaryString( S32 input ) const
{
        std::string output;

        LLLocale locale(LLLocale::USER_LOCALE);
        struct lconv *conv = localeconv();
        
#if LL_DARWIN
        // On the Mac, locale support is broken before 10.4, which causes things to go all pear-shaped.
        // Fake up a conv structure with some reasonable values for the fields this function uses.
        struct lconv fakeconv;
        if(conv->negative_sign[0] == 0) // Real locales all seem to have something here...
        {
                fakeconv = *conv;       // start with what's there.
                switch(mLocale)
                {
                        default:                        // Unknown -- use the US defaults.
                        case LLLOCALE_USA: 
                        case LLLOCALE_UK:       // UK ends up being the same as US for the items used here.
                                fakeconv.negative_sign = "-";
                                fakeconv.mon_grouping = "\x03\x03\x00"; // commas every 3 digits
                                fakeconv.n_sign_posn = 1; // negative sign before the string
                        break;
                }
                conv = &fakeconv;
        }
#endif

        char* negative_sign = conv->negative_sign;
        char separator = getMonetaryThousandsSeparator();
        char* grouping = conv->mon_grouping;
        
        // Note on mon_grouping:
        // Specifies a string that defines the size of each group of digits in formatted monetary quantities.
        // The operand for the mon_grouping keyword consists of a sequence of semicolon-separated integers. 
        // Each integer specifies the number of digits in a group. The initial integer defines the size of
        // the group immediately to the left of the decimal delimiter. The following integers define succeeding
        // groups to the left of the previous group. If the last integer is not -1, the size of the previous
        // group (if any) is repeatedly used for the remainder of the digits. If the last integer is -1, no
        // further grouping is performed. 


        // Note: we assume here that the currency symbol goes on the left. (Hey, it's Lindens! We can just decide.)
        BOOL negative = (input < 0 );
        BOOL negative_before = negative && (conv->n_sign_posn != 2);
        BOOL negative_after = negative && (conv->n_sign_posn == 2);

        LLString digits = llformat("%u", abs(input));
        if( !grouping || !grouping[0] )
        {
                if( negative_before )
                {
                        output.append( negative_sign );
                }
                output.append( digits );
                if( negative_after )
                {
                        output.append( negative_sign );
                }
                return output;
        }

        S32 groupings[10] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
        S32 cur_group;
        for( cur_group = 0; grouping[ cur_group ]; cur_group++ )
        {
                if( grouping[ cur_group ] != ';' )
                {
                        groupings[cur_group] = grouping[ cur_group ];
                }
                cur_group++;

                if( groupings[cur_group] < 0 )
                {
                        break;
                }
        }
        S32 group_count = cur_group;

        char reversed_output[20] = "";  /* Flawfinder: ignore */
        char forward_output[20] = "";   /* Flawfinder: ignore */
        S32 output_pos = 0;
        
        cur_group = 0;
        S32 pos = digits.size()-1;
        S32 count_within_group = 0;
        while( (pos >= 0) && (groupings[cur_group] >= 0) )
        {
                count_within_group++;
                if( count_within_group > groupings[cur_group] )
                {
                        count_within_group = 1;
                        reversed_output[ output_pos++ ] = separator;

                        if( (cur_group + 1) >= group_count )
                        {
                                break;
                        }
                        else
                        if( groupings[cur_group + 1] > 0 )
                        {
                                cur_group++;
                        }
                }
                reversed_output[ output_pos++ ] = digits[pos--];
        }

        while( pos >= 0 )
        {
                reversed_output[ output_pos++ ] = digits[pos--];
        }


        reversed_output[ output_pos ] = '\0';
        forward_output[ output_pos ] = '\0';

        for( S32 i = 0; i < output_pos; i++ )
        {
                forward_output[ output_pos - 1 - i ] = reversed_output[ i ];
        }

        if( negative_before )
        {
                output.append( negative_sign );
        }
        output.append( forward_output );
        if( negative_after )
        {
                output.append( negative_sign );
        }
        return output;
}

void LLResMgr::getIntegerString( LLString& output, S32 input ) const
{
        S32 fraction = 0;
        LLString fraction_string;
        S32 remaining_count = input;
        while(remaining_count > 0)
        {
                fraction = (remaining_count) % 1000;
                
                if (!output.empty())
                {
                        if (fraction == remaining_count)
                        {
                                fraction_string = llformat("%d%c", fraction, getThousandsSeparator());
                        }
                        else
                        {
                                fraction_string = llformat("%3.3d%c", fraction, getThousandsSeparator());
                        }
                        output = fraction_string + output;
                }
                else
                {
                        if (fraction == remaining_count)
                        {
                                fraction_string = llformat("%d", fraction);
                        }
                        else
                        {
                                fraction_string = llformat("%3.3d", fraction);
                        }
                        output = fraction_string;
                }
                remaining_count /= 1000;
        }
}

const LLString LLFONT_ID_NAMES[] =
{
        LLString("OCRA"),
        LLString("SANSSERIF"),
        LLString("SANSSERIF_SMALL"),
        LLString("SANSSERIF_BIG"),
        LLString("SMALL"),
};

const LLFontGL* LLResMgr::getRes( LLString font_id ) const
{
        for (S32 i=0; i<LLFONT_COUNT; ++i)
        {
                if (LLFONT_ID_NAMES[i] == font_id)
                {
                        return getRes((LLFONT_ID)i);
                }
        }
        return NULL;
}

#if LL_WINDOWS
const LLString LLLocale::USER_LOCALE("English_United States.1252");// = LLString::null;
const LLString LLLocale::SYSTEM_LOCALE("English_United States.1252");
#elif LL_DARWIN
const LLString LLLocale::USER_LOCALE("en_US.iso8859-1");// = LLString::null;
const LLString LLLocale::SYSTEM_LOCALE("en_US.iso8859-1");
#elif LL_SOLARIS
const LLString LLLocale::USER_LOCALE("en_US.ISO8859-1");
const LLString LLLocale::SYSTEM_LOCALE("C");
#else // LL_LINUX likes this
const LLString LLLocale::USER_LOCALE("en_US.utf8");
const LLString LLLocale::SYSTEM_LOCALE("C");
#endif


LLLocale::LLLocale(const LLString& locale_string)
{
        mPrevLocaleString = setlocale( LC_ALL, NULL );
        char* new_locale_string = setlocale( LC_ALL, locale_string.c_str());
        if ( new_locale_string == NULL)
        {
                llwarns << "Failed to set locale " << locale_string << llendl;
                setlocale(LC_ALL, SYSTEM_LOCALE.c_str());
        }
        //else
        //{
        //      llinfos << "Set locale to " << new_locale_string << llendl;
        //}
}

LLLocale::~LLLocale() 
{
        setlocale( LC_ALL, mPrevLocaleString.c_str() );
}

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