UTF8HTML Class Reference

#include <utf8html.h>

Inheritance diagram for UTF8HTML:

Collaboration diagram for UTF8HTML:

Public Member Functions
virtual const char *	getHeader () const
virtual char	processText (SWBuf &text, const SWKey *key=0, const SWModule *module=0)
	UTF8HTML ()

Detailed Description

This filter converts UTF-8 text into HTML escape sequences

Definition at line 33 of file utf8html.h.

Constructor & Destructor Documentation

SWORD_NAMESPACE_START UTF8HTML::UTF8HTML

(

)

Definition at line 32 of file utf8html.cpp.

                   {
}

Member Function Documentation

virtual const char* SWFilter::getHeader ( ) const

inlinevirtualinherited

This method can supply a header associated with the processing done with this filter. A typical example is a suggested CSS style block for classed containers.

Reimplemented in OSISLaTeX, OSISXHTML, ThMLLaTeX, ThMLXHTML, TEIXHTML, GBFLaTeX, and GBFXHTML.

Definition at line 62 of file swfilter.h.

{ return ""; }

char UTF8HTML::processText ( SWBuf &  text, const SWKey *  key = 0, const SWModule *  module = 0  )

virtual

This method processes and appropriately modifies the text given it for a particular filter task

Parameters

text	The text to be filtered/converted
key	Current key That was used.
module	Current module.

Returns

0

Implements SWFilter.

Definition at line 36 of file utf8html.cpp.

{
    unsigned char *from;
        char digit[10];
        unsigned long ch;
     if ((unsigned long)key < 2)    // hack, we're en(1)/de(0)ciphering
        return (char)-1;

    SWBuf orig = text;
    from = (unsigned char *)orig.c_str();

    // -------------------------------
    for (text = ""; *from; from++) {
      ch = 0;
          if ((*from & 128) != 128) {
//              if (*from != ' ')
           text += *from;
               continue;
          }
          if ((*from & 128) && ((*from & 64) != 64)) {
        // error
               *from = 'x';
               continue;
          }
          *from <<= 1;
          int subsequent;
          for (subsequent = 1; (*from & 128); subsequent++) {
            *from <<= 1;
               from[subsequent] &= 63;
               ch <<= 6;
               ch |= from[subsequent];
          }
          subsequent--;
          *from <<=1;
          char significantFirstBits = 8 - (2+subsequent);
          
          ch |= (((short)*from) << (((6*subsequent)+significantFirstBits)-8));
          from += subsequent;
          text += '&';
          text += '#';
      sprintf(digit, "%ld", ch);
        for (char *dig = digit; *dig; dig++)
            text += *dig;
        text += ';';
    }
    return 0;
}

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The documentation for this class was generated from the following files:

• include/utf8html.h
• src/modules/filters/utf8html.cpp