/*********************************************************************
* Copyright (C) 2000 by Progress Software Corporation ("PSC"),       *
* 14 Oak Park, Bedford, MA 01730, and other contributors as listed   *
* below.  All Rights Reserved.                                       *
*                                                                    *
* The Initial Developer of the Original Code is PSC.  The Original   *
* Code is Progress IDE code released to open source December 1, 2000.*
*                                                                    *
* The contents of this file are subject to the Possenet Public       *
* License Version 1.0 (the "License"); you may not use this file     *
* except in compliance with the License.  A copy of the License is   *
* available as of the date of this notice at                         *
* http://www.possenet.org/license.html                               *
*                                                                    *
* Software distributed under the License is distributed on an "AS IS"*
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. You*
* should refer to the License for the specific language governing    *
* rights and limitations under the License.                          *
*                                                                    *
* Contributors:                                                      *
*                                                                    *
*********************************************************************/
/*----------------------------------------------------------------------------

File: valname.p

Description:
   Check to see that a name entered by the user is a valid WebSpeed name.
 
Input Parameter:
   p_name - The name to check

Ouput Parameter:
   p_okay - Set to TRUE if name is a valid WebSpeed name.
   
Author: D.M.Adams

Date Created: March 1997

----------------------------------------------------------------------------*/

{ workshop/errors.i }

DEFINE INPUT  PARAMETER p_name  AS CHARACTER NO-UNDO.
DEFINE OUTPUT PARAMETER p_okay  AS LOGICAL   NO-UNDO.

DEFINE VARIABLE ix AS INTEGER NO-UNDO.

IF p_name = "" OR p_name = ? THEN RETURN.

IF LENGTH(p_name,"RAW":U) > 32 THEN DO:
  RUN Add-Error IN _err-hdl ("ERROR":U, ?,
    SUBSTITUTE("The name &1 is too long.  Please enter a name that has 32 characters or less.",
    p_name)).
  RETURN "Error".
END.

IF SUBSTRING(p_name,1,1,"CHARACTER":u) < "A":u OR 
  SUBSTRING(p_name,1,1,"CHARACTER":u) > "Z":u THEN DO:
  RUN Add-Error IN _err-hdl ("ERROR":U, ?,
    "A valid WebSpeed name must start with a letter.  Please enter another name.").
  RETURN "Error".
END.

IF KEYWORD(p_name) <> ? THEN DO:
  RUN Add-Error IN _err-hdl ("ERROR":U, ?,
    SUBSTITUTE("&1 is a WebSpeed keyword.  Please enter another name.",p_name)).
  RETURN "Error".
END.

p_okay = TRUE.
DO ix = 2 TO LENGTH(p_name,"RAW":u) WHILE p_okay:
  p_okay = INDEX("#$%&-_0123456789ETAONRISHDLFCMUGYPWBVKXJQZ":U,
             SUBSTRING(p_name,ix,1,"CHARACTER":u)) > 0.
END.

IF NOT p_okay THEN DO:
  RUN Add-Error IN _err-hdl ("ERROR":U, ?,
    SUBSTITUTE("This name contains at least one invalid character: '&1'.  Please enter another name.",
    SUBSTRING(p_name,ix - 1,1,"CHARACTER":u))).
  RETURN "Error".
END.

/* _valname.p - end of file */