/** **************************************************************************
* \brief Escape string to be XML valid
* Allowed chars are defined by the above function isAllowedChar()
* Invalid chars are escaped using non standard '?XX' notation.
* NOTE: We cannot trust VLC internal Web encoding functions
* because they are not able to encode and decode some rare utf-8
* characters properly. Also, we don't control exactly when they are
* called (from this module).
*****************************************************************************/
static int escapeToXml( char **ppsz_encoded, const char *psz_url )
{
char *psz_iter, *psz_tmp;
/* Count number of unallowed characters in psz_url */
size_t i_num = 0, i_len = 0;
for( psz_iter = (char*) psz_url; *psz_iter; ++psz_iter )
{
if( isAllowedChar( *psz_iter ) )
{
i_len++;
}
else
{
i_len++;
i_num++;
}
}
/* Special case */
if( i_num == 0 )
{
*ppsz_encoded = malloc( i_len + 1 );
memcpy( *ppsz_encoded, psz_url, i_len + 1 );
return VLC_SUCCESS;
}
/* Copy string, replacing invalid characters */
char *psz_ret = malloc( i_len + 3*i_num + 2 );
if( !psz_ret ) return VLC_ENOMEM;
for( psz_iter = (char*) psz_url, psz_tmp = psz_ret;
*psz_iter; ++psz_iter, ++psz_tmp )
{
if( isAllowedChar( *psz_iter ) )
{
*psz_tmp = *psz_iter;
}
else
{
*(psz_tmp++) = '?';
snprintf( psz_tmp, 3, "%02x", ( *psz_iter & 0x000000FF ) );
psz_tmp++;
}
}
*psz_tmp = '\0';
/* Return success */
*ppsz_encoded = psz_ret;
return VLC_SUCCESS;
}
void CExtendedInput_Item_Char::keyPressed(const int key)
{
int value = CRCInput::getUnicodeValue(key);
if (value != -1)
{
if (isAllowedChar((char)value))
{
*data = (char)value;
g_RCInput->postMsg( CRCInput::RC_right, 0 );
}
}
else
{
unsigned int pos = getCharID( *data );
if (key==CRCInput::RC_up)
{
if(pos<allowedChars.size()-1)
{
*data = allowedChars[pos+1];
}
else
{
*data = allowedChars[0];
}
}
else if (key==CRCInput::RC_down)
{
if(pos>0)
{
*data = allowedChars[pos-1];
}
else
{
*data = allowedChars[allowedChars.size()-1];
}
}
}
}
