Function loadExpressionString

mapfile.c:2106–2134

}

int loadExpressionString(expressionObj *exp, char *value)
{
  msyystate = MS_TOKENIZE_STRING; msyystring = value;
  msyylex(); /* sets things up but processes no tokens */

  freeExpression(exp); /* we're totally replacing the old expression so free (which re-inits) to start over */

  msyystring_icase = MS_TRUE;
  if((exp->type = getSymbol(4, MS_EXPRESSION,MS_REGEX,MS_IREGEX,MS_ISTRING)) != -1) {
    exp->string = msStrdup(msyystring_buffer);

    if(exp->type == MS_ISTRING) {
      exp->type = MS_STRING;
      exp->flags = exp->flags | MS_EXP_INSENSITIVE;
    } else if(exp->type == MS_IREGEX) {
      exp->type = MS_REGEX;
      exp->flags = exp->flags | MS_EXP_INSENSITIVE;
    }
  } else {
    msResetErrorList(); /* failure above is not really an error since we'll consider anything not matching (like an unquoted number) as a STRING) */
    exp->type = MS_STRING;
    if((strlen(value) - strlen(msyystring_buffer)) == 2)
      exp->string = msStrdup(msyystring_buffer); /* value was quoted */
    else
      exp->string = msStrdup(value); /* use the whole value */
  }

  return(0); 
}

/* msGetExpressionString()
 *