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Annotation of parser3/src/main/pa_charsets.C, revision 1.20

1.1       paf         1: /** @file
                      2:        Parser: sql driver manager implementation.
                      3: 
1.19      moko        4:        Copyright (c) 2001-2012 Art. Lebedev Studio (http://www.artlebedev.com)
1.6       paf         5:        Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.9       paf         6: */
1.1       paf         7: 
1.19      moko        8: #include "pa_charsets.h"
1.1       paf         9: 
1.20    ! moko       10: volatile const char * IDENT_PA_CHARSETS_C="$Id: pa_charsets.C,v 1.19 2012/03/16 09:24:13 moko Exp $" IDENT_PA_CHARSETS_H;
1.12      paf        11: 
                     12: // defines for globals
                     13: 
                     14: #define CHARSET_UTF8_NAME "UTF-8"
1.1       paf        15: 
                     16: // globals
                     17: 
1.12      paf        18: Charset UTF8_charset(0, *new String(CHARSET_UTF8_NAME), 0/*no file=system*/);
1.1       paf        19: 
1.12      paf        20: Charsets charsets;
1.1       paf        21: 
1.12      paf        22: // methods
1.1       paf        23: 
1.12      paf        24: Charsets::Charsets() {
                     25:        put(UTF8_charset.NAME(), &UTF8_charset);
1.1       paf        26: }
                     27: 
1.13      paf        28: Charset& Charsets::get(const String::Body ANAME) {
1.18      misha      29:        if(Charset* result=HashString<value_type>::get(ANAME))
1.2       paf        30:                return *result;
                     31:        else
1.17      misha      32:                throw Exception(PARSER_RUNTIME,
1.12      paf        33:                        new String(ANAME, String::L_TAINTED),
1.2       paf        34:                        "unknown charset");
                     35: }
1.3       paf        36: 
1.20    ! moko       37: Charset* Charsets::checkBOM(char *&body,size_t &body_size, Charset* enforced_charset){
        !            38:        if((!enforced_charset || enforced_charset->isUTF8()) && (body_size>=3 && strncmp(body, "\xEF\xBB\xBF", 3)==0)){
        !            39:                // skip UTF-8 signature (BOM code)
        !            40:                body+=3;
        !            41:                body_size-=3;
        !            42:                return &UTF8_charset;
        !            43:        }
        !            44:        return enforced_charset;
        !            45: }
        !            46: 
1.13      paf        47: void Charsets::load_charset(Request_charsets& charsets, const String::Body ANAME, const String& afile_spec) {
1.3       paf        48:        //we know that charset?
1.18      misha      49:        if(HashString<value_type>::get(ANAME))
1.3       paf        50:                return; // don't load it then
                     51: 
1.12      paf        52:        put(ANAME, new Charset(&charsets, ANAME, &afile_spec));
1.4       paf        53: }