/*
 * @(#)Report.java   1.11 2000/08/16
 *
 */

package net.sourceforge.phpdt.tidy;

/**
 *
 * Error/informational message reporter.
 *
 * You should only need to edit the file TidyMessages.properties
 * to localize HTML tidy.
 *
 * (c) 1998-2000 (W3C) MIT, INRIA, Keio University
 * Derived from <a href="http://www.w3.org/People/Raggett/tidy">
 * HTML Tidy Release 4 Aug 2000</a>
 *
 * @author  Dave Raggett <dsr@w3.org>
 * @author  Andy Quick <ac.quick@sympatico.ca> (translation to Java)
 * @version 1.0, 1999/05/22
 * @version 1.0.1, 1999/05/29
 * @version 1.1, 1999/06/18 Java Bean
 * @version 1.2, 1999/07/10 Tidy Release 7 Jul 1999
 * @version 1.3, 1999/07/30 Tidy Release 26 Jul 1999
 * @version 1.4, 1999/09/04 DOM support
 * @version 1.5, 1999/10/23 Tidy Release 27 Sep 1999
 * @version 1.6, 1999/11/01 Tidy Release 22 Oct 1999
 * @version 1.7, 1999/12/06 Tidy Release 30 Nov 1999
 * @version 1.8, 2000/01/22 Tidy Release 13 Jan 2000
 * @version 1.9, 2000/06/03 Tidy Release 30 Apr 2000
 * @version 1.10, 2000/07/22 Tidy Release 8 Jul 2000
 * @version 1.11, 2000/08/16 Tidy Release 4 Aug 2000
 */

import java.io.PrintWriter;
import java.text.MessageFormat;
import java.util.Hashtable;
import java.util.MissingResourceException;
import java.util.ResourceBundle;

import org.eclipse.core.resources.IMarker;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.ui.texteditor.MarkerUtilities;

public class Report {

  /* used to point to Web Accessibility Guidelines */
  public static final String ACCESS_URL = "http://www.w3.org/WAI/GL";

  public static final String RELEASE_DATE = "4th August 2000";

  public static String currentFile; /* sasdjb 01May00 for GNU Emacs error parsing */

  /* error codes for entities */

  public static final short MISSING_SEMICOLON = 1;
  public static final short UNKNOWN_ENTITY = 2;
  public static final short UNESCAPED_AMPERSAND = 3;

  /* error codes for element messages */

  public static final short MISSING_ENDTAG_FOR = 1;
  public static final short MISSING_ENDTAG_BEFORE = 2;
  public static final short DISCARDING_UNEXPECTED = 3;
  public static final short NESTED_EMPHASIS = 4;
  public static final short NON_MATCHING_ENDTAG = 5;
  public static final short TAG_NOT_ALLOWED_IN = 6;
  public static final short MISSING_STARTTAG = 7;
  public static final short UNEXPECTED_ENDTAG = 8;
  public static final short USING_BR_INPLACE_OF = 9;
  public static final short INSERTING_TAG = 10;
  public static final short SUSPECTED_MISSING_QUOTE = 11;
  public static final short MISSING_TITLE_ELEMENT = 12;
  public static final short DUPLICATE_FRAMESET = 13;
  public static final short CANT_BE_NESTED = 14;
  public static final short OBSOLETE_ELEMENT = 15;
  public static final short PROPRIETARY_ELEMENT = 16;
  public static final short UNKNOWN_ELEMENT = 17;
  public static final short TRIM_EMPTY_ELEMENT = 18;
  public static final short COERCE_TO_ENDTAG = 19;
  public static final short ILLEGAL_NESTING = 20;
  public static final short NOFRAMES_CONTENT = 21;
  public static final short CONTENT_AFTER_BODY = 22;
  public static final short INCONSISTENT_VERSION = 23;
  public static final short MALFORMED_COMMENT = 24;
  public static final short BAD_COMMENT_CHARS = 25;
  public static final short BAD_XML_COMMENT = 26;
  public static final short BAD_CDATA_CONTENT = 27;
  public static final short INCONSISTENT_NAMESPACE = 28;
  public static final short DOCTYPE_AFTER_TAGS = 29;
  public static final short MALFORMED_DOCTYPE = 30;
  public static final short UNEXPECTED_END_OF_FILE = 31;
  public static final short DTYPE_NOT_UPPER_CASE = 32;
  public static final short TOO_MANY_ELEMENTS = 33;

  /* error codes used for attribute messages */

  public static final short UNKNOWN_ATTRIBUTE = 1;
  public static final short MISSING_ATTRIBUTE = 2;
  public static final short MISSING_ATTR_VALUE = 3;
  public static final short BAD_ATTRIBUTE_VALUE = 4;
  public static final short UNEXPECTED_GT = 5;
  public static final short PROPRIETARY_ATTR_VALUE = 6;
  public static final short REPEATED_ATTRIBUTE = 7;
  public static final short MISSING_IMAGEMAP = 8;
  public static final short XML_ATTRIBUTE_VALUE = 9;
  public static final short UNEXPECTED_QUOTEMARK = 10;
  public static final short ID_NAME_MISMATCH = 11;

  /* accessibility flaws */

  public static final short MISSING_IMAGE_ALT = 1;
  public static final short MISSING_LINK_ALT = 2;
  public static final short MISSING_SUMMARY = 4;
  public static final short MISSING_IMAGE_MAP = 8;
  public static final short USING_FRAMES = 16;
  public static final short USING_NOFRAMES = 32;

  /* presentation flaws */

  public static final short USING_SPACER = 1;
  public static final short USING_LAYER = 2;
  public static final short USING_NOBR = 4;
  public static final short USING_FONT = 8;
  public static final short USING_BODY = 16;

  /* character encoding errors */
  public static final short WINDOWS_CHARS = 1;
  public static final short NON_ASCII = 2;
  public static final short FOUND_UTF16 = 4;

  private static short optionerrors;

  private static ResourceBundle res = null;

  static {
    try {
      res = ResourceBundle.getBundle("org/w3c/tidy/TidyMessages");
    } catch (MissingResourceException e) {
      throw new Error(e.toString());
    }
  }

  public static void tidyPrint(PrintWriter p, String msg) {
    p.print(msg);
  }

  public static void tidyPrintln(PrintWriter p, String msg) {
    p.println(msg);
  }

  public static void tidyPrintln(PrintWriter p) {
    p.println();
  }

  public static void showVersion(PrintWriter p) {
    tidyPrintln(p, "Java HTML Tidy release date: " + RELEASE_DATE);
    tidyPrintln(p, "See http://www.w3.org/People/Raggett for details");
  }

  public static void tag(Lexer lexer, Node tag) {
    if (tag != null) {
      if (tag.type == Node.StartTag)
        tidyPrint(lexer.errout, "<" + tag.element + ">");
      else if (tag.type == Node.EndTag)
        tidyPrint(lexer.errout, "</" + tag.element + ">");
      else if (tag.type == Node.DocTypeTag)
        tidyPrint(lexer.errout, "<!DOCTYPE>");
      else if (tag.type == Node.TextNode)
        tidyPrint(lexer.errout, "plain text");
      else
        tidyPrint(lexer.errout, tag.element);
    }
  }

  public static void tag(StringBuffer errorMessage, Lexer lexer, Node tag) {
    if (tag != null) {
      if (tag.type == Node.StartTag) {
        tidyPrint(lexer.errout, "<" + tag.element + ">");
        errorMessage.append("<" + tag.element + ">");
      } else if (tag.type == Node.EndTag) {
        tidyPrint(lexer.errout, "</" + tag.element + ">");
        errorMessage.append("</" + tag.element + ">");
      } else if (tag.type == Node.DocTypeTag) {
        tidyPrint(lexer.errout, "<!DOCTYPE>");
        errorMessage.append("</" + tag.element + ">");
      } else if (tag.type == Node.TextNode) {
        tidyPrint(lexer.errout, "plain text");
        errorMessage.append("plain text");
      } else {
        tidyPrint(lexer.errout, tag.element);
        errorMessage.append(tag.element);
      }
    }
  }

  /* lexer is not defined when this is called */
  public static void unknownOption(String option) {
    optionerrors++;
    try {
      System.err.println(MessageFormat.format(res.getString("unknown_option"), new Object[] { option }));
    } catch (MissingResourceException e) {
      System.err.println(e.toString());
    }
  }

  /* lexer is not defined when this is called */
  public static void badArgument(String option) {
    optionerrors++;
    try {
      System.err.println(MessageFormat.format(res.getString("bad_argument"), new Object[] { option }));
    } catch (MissingResourceException e) {
      System.err.println(e.toString());
    }
  }

  public static void position(Lexer lexer) {
    try {
      /* Change formatting to be parsable by GNU Emacs */
      if (lexer.configuration.Emacs) {
        tidyPrint(
          lexer.errout,
          MessageFormat.format(
            res.getString("emacs_format"),
            new Object[] { currentFile, new Integer(lexer.lines), new Integer(lexer.columns)}));
        tidyPrint(lexer.errout, " ");
      } else /* traditional format */ {
        tidyPrint(
          lexer.errout,
          MessageFormat.format(res.getString("line_column"), new Object[] { new Integer(lexer.lines), new Integer(lexer.columns)}));
      }
    } catch (MissingResourceException e) {
      lexer.errout.println(e.toString());
    }
  }

  public static void encodingError(Lexer lexer, short code, int c) {
    lexer.warnings++;

    if (lexer.configuration.ShowWarnings) {
      position(lexer);

      if (code == WINDOWS_CHARS) {
        lexer.badChars |= WINDOWS_CHARS;
        try {
          Hashtable attributes = new Hashtable();
          StringBuffer errorMessage = new StringBuffer("Column " + lexer.columns + ": ");
          MarkerUtilities.setLineNumber(attributes, lexer.lines);
          tidyPrint(lexer.errout, MessageFormat.format(res.getString("illegal_char"), new Object[] { new Integer(c)}));
          errorMessage.append(MessageFormat.format(res.getString("illegal_char"), new Object[] { new Integer(c)}));
          attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_ERROR));
          // attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_WARNING));
          // attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_INFO));
          try {
            MarkerUtilities.setMessage(attributes, errorMessage.toString());
            MarkerUtilities.createMarker(lexer.getIFile(), attributes, IMarker.PROBLEM);
          } catch (CoreException e) {
          }
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      }

      tidyPrintln(lexer.errout);
    }
  }

  public static void entityError(Lexer lexer, short code, String entity, int c) {
    lexer.warnings++;

    if (lexer.configuration.ShowWarnings) {
      position(lexer);
      Hashtable attributes = new Hashtable();
      StringBuffer errorMessage = new StringBuffer("Column " + lexer.columns + ": ");
      MarkerUtilities.setLineNumber(attributes, lexer.lines);

      if (code == MISSING_SEMICOLON) {
        try {
          tidyPrint(lexer.errout, MessageFormat.format(res.getString("missing_semicolon"), new Object[] { entity }));
          errorMessage.append(MessageFormat.format(res.getString("missing_semicolon"), new Object[] { entity }));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == UNKNOWN_ENTITY) {
        try {
          tidyPrint(lexer.errout, MessageFormat.format(res.getString("unknown_entity"), new Object[] { entity }));
          errorMessage.append(MessageFormat.format(res.getString("unknown_entity"), new Object[] { entity }));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == UNESCAPED_AMPERSAND) {
        try {
          tidyPrint(lexer.errout, res.getString("unescaped_ampersand"));
          errorMessage.append(res.getString("unescaped_ampersand"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      }
      attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_ERROR));
      // attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_WARNING));
      // attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_INFO));
      try {
        MarkerUtilities.setMessage(attributes, errorMessage.toString());
        MarkerUtilities.createMarker(lexer.getIFile(), attributes, IMarker.PROBLEM);
      } catch (CoreException e) {
      }
      tidyPrintln(lexer.errout);
    }
  }

  public static void attrError(Lexer lexer, Node node, String attr, short code) {
    lexer.warnings++;

    /* keep quiet after 6 errors */
    if (lexer.errors > 6)
      return;

    Hashtable attributes = new Hashtable();
    StringBuffer errorMessage = new StringBuffer("Column " + lexer.columns + ": ");

    if (lexer.configuration.ShowWarnings) {
      /* on end of file adjust reported position to end of input */
      if (code == UNEXPECTED_END_OF_FILE) {
        lexer.lines = lexer.in.curline;
        lexer.columns = lexer.in.curcol;
      }

      position(lexer);

      MarkerUtilities.setLineNumber(attributes, lexer.lines);

      if (code == UNKNOWN_ATTRIBUTE) {
        try {
          tidyPrint(lexer.errout, MessageFormat.format(res.getString("unknown_attribute"), new Object[] { attr }));
          errorMessage.append(MessageFormat.format(res.getString("unknown_attribute"), new Object[] { attr }));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == MISSING_ATTRIBUTE) {
        try {
          tidyPrint(lexer.errout, res.getString("warning"));
          errorMessage.append(res.getString("warning"));
          tag(errorMessage, lexer, node);
          tidyPrint(lexer.errout, MessageFormat.format(res.getString("missing_attribute"), new Object[] { attr }));
          errorMessage.append(MessageFormat.format(res.getString("missing_attribute"), new Object[] { attr }));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == MISSING_ATTR_VALUE) {
        try {
          tidyPrint(lexer.errout, res.getString("warning"));
          errorMessage.append(res.getString("warning"));
          tag(errorMessage, lexer, node);
          tidyPrint(lexer.errout, MessageFormat.format(res.getString("missing_attr_value"), new Object[] { attr }));
          errorMessage.append(MessageFormat.format(res.getString("missing_attr_value"), new Object[] { attr }));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == MISSING_IMAGEMAP) {
        try {
          tidyPrint(lexer.errout, res.getString("warning"));
          errorMessage.append(res.getString("warning"));
          tag(errorMessage, lexer, node);
          tidyPrint(lexer.errout, res.getString("missing_imagemap"));
          errorMessage.append(res.getString("missing_imagemap"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
        lexer.badAccess |= MISSING_IMAGE_MAP;
      } else if (code == BAD_ATTRIBUTE_VALUE) {
        try {
          tidyPrint(lexer.errout, res.getString("warning"));
          errorMessage.append(res.getString("warning"));
          tag(lexer, node);
          tidyPrint(lexer.errout, MessageFormat.format(res.getString("bad_attribute_value"), new Object[] { attr }));
          errorMessage.append(MessageFormat.format(res.getString("bad_attribute_value"), new Object[] { attr }));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == XML_ATTRIBUTE_VALUE) {
        try {
          tidyPrint(lexer.errout, res.getString("warning"));
          errorMessage.append(res.getString("warning"));
          tag(errorMessage, lexer, node);
          tidyPrint(lexer.errout, MessageFormat.format(res.getString("xml_attribute_value"), new Object[] { attr }));
          errorMessage.append(MessageFormat.format(res.getString("xml_attribute_value"), new Object[] { attr }));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == UNEXPECTED_GT) {
        try {
          tidyPrint(lexer.errout, res.getString("error"));
          errorMessage.append(res.getString("error"));
          tag(errorMessage, lexer, node);
          tidyPrint(lexer.errout, res.getString("unexpected_gt"));
          errorMessage.append(res.getString("unexpected_gt"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
        lexer.errors++;
        ;
      } else if (code == UNEXPECTED_QUOTEMARK) {
        try {
          tidyPrint(lexer.errout, res.getString("warning"));
          errorMessage.append(res.getString("warning"));
          tag(errorMessage, lexer, node);
          tidyPrint(lexer.errout, res.getString("unexpected_quotemark"));
          errorMessage.append(res.getString("unexpected_quotemark"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == REPEATED_ATTRIBUTE) {
        try {
          tidyPrint(lexer.errout, res.getString("warning"));
          errorMessage.append(res.getString("warning"));
          tag(errorMessage, lexer, node);
          tidyPrint(lexer.errout, res.getString("repeated_attribute"));
          errorMessage.append(res.getString("repeated_attribute"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == PROPRIETARY_ATTR_VALUE) {
        try {
          tidyPrint(lexer.errout, res.getString("warning"));
          errorMessage.append(res.getString("warning"));
          tag(errorMessage, lexer, node);
          tidyPrint(lexer.errout, MessageFormat.format(res.getString("proprietary_attr_value"), new Object[] { attr }));
          errorMessage.append(MessageFormat.format(res.getString("proprietary_attr_value"), new Object[] { attr }));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == UNEXPECTED_END_OF_FILE) {
        try {
          tidyPrint(lexer.errout, res.getString("unexpected_end_of_file"));
          errorMessage.append(res.getString("unexpected_end_of_file"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == ID_NAME_MISMATCH) {
        try {
          tidyPrint(lexer.errout, res.getString("warning"));
          errorMessage.append(res.getString("warning"));
          tag(errorMessage, lexer, node);
          tidyPrint(lexer.errout, res.getString("id_name_mismatch"));
          errorMessage.append(res.getString("id_name_mismatch"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      }

      // attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_ERROR));
      attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_WARNING));
      // attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_INFO));
      try {
        MarkerUtilities.setMessage(attributes, errorMessage.toString());
        MarkerUtilities.createMarker(lexer.getIFile(), attributes, IMarker.PROBLEM);
      } catch (CoreException e) {
      }
      tidyPrintln(lexer.errout);
    } else if (code == UNEXPECTED_GT) {
      position(lexer);
      MarkerUtilities.setLineNumber(attributes, lexer.lines);
      try {
        tidyPrint(lexer.errout, res.getString("error"));
        errorMessage.append(res.getString("error"));
        tag(errorMessage, lexer, node);
        tidyPrint(lexer.errout, res.getString("unexpected_gt"));
        errorMessage.append(res.getString("unexpected_gt"));
        attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_ERROR));
        // attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_WARNING));
        // attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_INFO));
        try {
          MarkerUtilities.setMessage(attributes, errorMessage.toString());
          MarkerUtilities.createMarker(lexer.getIFile(), attributes, IMarker.PROBLEM);
        } catch (CoreException e) {
        }
      } catch (MissingResourceException e) {
        lexer.errout.println(e.toString());
      }
      tidyPrintln(lexer.errout);
      lexer.errors++;
      ;
    }

  }

  public static void warning(Lexer lexer, Node element, Node node, short code) {

    TagTable tt = lexer.configuration.tt;

    lexer.warnings++;

    /* keep quiet after 6 errors */
    if (lexer.errors > 6)
      return;

    if (lexer.configuration.ShowWarnings) {

      /* on end of file adjust reported position to end of input */
      if (code == UNEXPECTED_END_OF_FILE) {
        lexer.lines = lexer.in.curline;
        lexer.columns = lexer.in.curcol;
      }

      position(lexer);
      Hashtable attributes = new Hashtable();
      StringBuffer errorMessage = new StringBuffer("Column " + lexer.columns + ": ");

      MarkerUtilities.setLineNumber(attributes, lexer.lines);

      if (code == MISSING_ENDTAG_FOR) {
        try {
          tidyPrint(lexer.errout, MessageFormat.format(res.getString("missing_endtag_for"), new Object[] { element.element }));
          errorMessage.append(MessageFormat.format(res.getString("missing_endtag_for"), new Object[] { element.element }));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == MISSING_ENDTAG_BEFORE) {
        try {
          tidyPrint(lexer.errout, MessageFormat.format(res.getString("missing_endtag_before"), new Object[] { element.element }));
          errorMessage.append(MessageFormat.format(res.getString("missing_endtag_before"), new Object[] { element.element }));

        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
        tag(errorMessage, lexer, node);
      } else if (code == DISCARDING_UNEXPECTED) {
        try {
          tidyPrint(lexer.errout, res.getString("discarding_unexpected"));
          errorMessage.append(res.getString("discarding_unexpected"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
        tag(errorMessage, lexer, node);
      } else if (code == NESTED_EMPHASIS) {
        try {
          tidyPrint(lexer.errout, res.getString("nested_emphasis"));
          errorMessage.append(res.getString("nested_emphasis"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
        tag(errorMessage, lexer, node);
      } else if (code == COERCE_TO_ENDTAG) {
        try {
          tidyPrint(lexer.errout, MessageFormat.format(res.getString("coerce_to_endtag"), new Object[] { element.element }));
          errorMessage.append(MessageFormat.format(res.getString("coerce_to_endtag"), new Object[] { element.element }));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == NON_MATCHING_ENDTAG) {
        try {
          tidyPrint(lexer.errout, res.getString("non_matching_endtag_1"));
          errorMessage.append(res.getString("non_matching_endtag_1"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
        tag(errorMessage, lexer, node);
        try {
          tidyPrint(lexer.errout, MessageFormat.format(res.getString("non_matching_endtag_2"), new Object[] { element.element }));
          errorMessage.append(MessageFormat.format(res.getString("non_matching_endtag_2"), new Object[] { element.element }));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == TAG_NOT_ALLOWED_IN) {
        try {
          tidyPrint(lexer.errout, res.getString("warning"));
          errorMessage.append(res.getString("warning"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
        tag(errorMessage, lexer, node);
        try {
          tidyPrint(lexer.errout, MessageFormat.format(res.getString("tag_not_allowed_in"), new Object[] { element.element }));
          errorMessage.append(MessageFormat.format(res.getString("tag_not_allowed_in"), new Object[] { element.element }));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == DOCTYPE_AFTER_TAGS) {
        try {
          tidyPrint(lexer.errout, res.getString("doctype_after_tags"));
          errorMessage.append(res.getString("doctype_after_tags"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == MISSING_STARTTAG) {
        try {
          tidyPrint(lexer.errout, MessageFormat.format(res.getString("missing_starttag"), new Object[] { node.element }));
          errorMessage.append(MessageFormat.format(res.getString("missing_starttag"), new Object[] { node.element }));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == UNEXPECTED_ENDTAG) {
        try {
          tidyPrint(lexer.errout, MessageFormat.format(res.getString("unexpected_endtag"), new Object[] { node.element }));
          if (element != null)
            tidyPrint(
              lexer.errout,
              MessageFormat.format(res.getString("unexpected_endtag_suffix"), new Object[] { element.element }));
          errorMessage.append(MessageFormat.format(res.getString("unexpected_endtag"), new Object[] { node.element }));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == TOO_MANY_ELEMENTS) {
        try {
          tidyPrint(lexer.errout, MessageFormat.format(res.getString("too_many_elements"), new Object[] { node.element }));
          if (element != null)
            tidyPrint(
              lexer.errout,
              MessageFormat.format(res.getString("too_many_elements_suffix"), new Object[] { element.element }));
          errorMessage.append(MessageFormat.format(res.getString("too_many_elements"), new Object[] { node.element }));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == USING_BR_INPLACE_OF) {
        try {
          tidyPrint(lexer.errout, res.getString("using_br_inplace_of"));
          errorMessage.append(res.getString("using_br_inplace_of"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
        tag(errorMessage, lexer, node);
      } else if (code == INSERTING_TAG) {
        try {
          tidyPrint(lexer.errout, MessageFormat.format(res.getString("inserting_tag"), new Object[] { node.element }));
          errorMessage.append(MessageFormat.format(res.getString("inserting_tag"), new Object[] { node.element }));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == CANT_BE_NESTED) {
        try {
          tidyPrint(lexer.errout, res.getString("warning"));
          errorMessage.append(res.getString("warning"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
        tag(errorMessage, lexer, node);
        try {
          tidyPrint(lexer.errout, res.getString("cant_be_nested"));
          errorMessage.append(res.getString("cant_be_nested"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == PROPRIETARY_ELEMENT) {
        try {
          tidyPrint(lexer.errout, res.getString("warning"));
          errorMessage.append(res.getString("warning"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
        tag(errorMessage, lexer, node);
        try {
          tidyPrint(lexer.errout, res.getString("proprietary_element"));
          errorMessage.append(res.getString("proprietary_element"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }

        if (node.tag == tt.tagLayer)
          lexer.badLayout |= USING_LAYER;
        else if (node.tag == tt.tagSpacer)
          lexer.badLayout |= USING_SPACER;
        else if (node.tag == tt.tagNobr)
          lexer.badLayout |= USING_NOBR;
      } else if (code == OBSOLETE_ELEMENT) {
        try {
          if (element.tag != null && (element.tag.model & Dict.CM_OBSOLETE) != 0) {
            tidyPrint(lexer.errout, res.getString("obsolete_element"));
            errorMessage.append(res.getString("obsolete_element"));
          } else {
            tidyPrint(lexer.errout, res.getString("replacing_element"));
            errorMessage.append(res.getString("replacing_element"));
          }

        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
        tag(errorMessage, lexer, element);
        try {
          tidyPrint(lexer.errout, res.getString("by"));
          errorMessage.append(res.getString("by"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
        tag(errorMessage, lexer, node);
      } else if (code == TRIM_EMPTY_ELEMENT) {
        try {
          tidyPrint(lexer.errout, res.getString("trim_empty_element"));
          errorMessage.append(res.getString("trim_empty_element"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
        tag(errorMessage, lexer, element);
      } else if (code == MISSING_TITLE_ELEMENT) {
        try {
          tidyPrint(lexer.errout, res.getString("missing_title_element"));
          errorMessage.append(res.getString("missing_title_element"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == ILLEGAL_NESTING) {
        try {
          tidyPrint(lexer.errout, res.getString("warning"));
          errorMessage.append(res.getString("warning"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
        tag(errorMessage, lexer, element);
        try {
          tidyPrint(lexer.errout, res.getString("illegal_nesting"));
          errorMessage.append(res.getString("illegal_nesting"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == NOFRAMES_CONTENT) {
        try {
          tidyPrint(lexer.errout, res.getString("warning"));
          errorMessage.append(res.getString("warning"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
        tag(errorMessage, lexer, node);
        try {
          tidyPrint(lexer.errout, res.getString("noframes_content"));
          errorMessage.append(res.getString("noframes_content"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == INCONSISTENT_VERSION) {
        try {
          tidyPrint(lexer.errout, res.getString("inconsistent_version"));
          errorMessage.append(res.getString("inconsistent_version"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == MALFORMED_DOCTYPE) {
        try {
          tidyPrint(lexer.errout, res.getString("malformed_doctype"));
          errorMessage.append(res.getString("malformed_doctype"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == CONTENT_AFTER_BODY) {
        try {
          tidyPrint(lexer.errout, res.getString("content_after_body"));
          errorMessage.append(res.getString("content_after_body"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == MALFORMED_COMMENT) {
        try {
          tidyPrint(lexer.errout, res.getString("malformed_comment"));
          errorMessage.append(res.getString("malformed_comment"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == BAD_COMMENT_CHARS) {
        try {
          tidyPrint(lexer.errout, res.getString("bad_comment_chars"));
          errorMessage.append(res.getString("bad_comment_chars"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == BAD_XML_COMMENT) {
        try {
          tidyPrint(lexer.errout, res.getString("bad_xml_comment"));
          errorMessage.append(res.getString("bad_xml_comment"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == BAD_CDATA_CONTENT) {
        try {
          tidyPrint(lexer.errout, res.getString("bad_cdata_content"));
          errorMessage.append(res.getString("bad_cdata_content"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == INCONSISTENT_NAMESPACE) {
        try {
          tidyPrint(lexer.errout, res.getString("inconsistent_namespace"));
          errorMessage.append(res.getString("inconsistent_namespace"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == DTYPE_NOT_UPPER_CASE) {
        try {
          tidyPrint(lexer.errout, res.getString("dtype_not_upper_case"));
          errorMessage.append(res.getString("dtype_not_upper_case"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      } else if (code == UNEXPECTED_END_OF_FILE) {
        try {
          tidyPrint(lexer.errout, res.getString("unexpected_end_of_file"));
          errorMessage.append(res.getString("unexpected_end_of_file"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
        tag(errorMessage, lexer, element);
      }
      //       attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_ERROR));
      attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_WARNING));
      //  attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_INFO));
      try {
        MarkerUtilities.setMessage(attributes, errorMessage.toString());
        MarkerUtilities.createMarker(lexer.getIFile(), attributes, IMarker.PROBLEM);
      } catch (CoreException e) {
      }
      tidyPrintln(lexer.errout);
    }
  }

  public static void error(Lexer lexer, Node element, Node node, short code) {
    lexer.warnings++;

    /* keep quiet after 6 errors */
    if (lexer.errors > 6)
      return;

    lexer.errors++;

    position(lexer);

    Hashtable attributes = new Hashtable();
    StringBuffer errorMessage = new StringBuffer("Column " + lexer.columns + ": ");

    MarkerUtilities.setLineNumber(attributes, lexer.lines);

    if (code == SUSPECTED_MISSING_QUOTE) {
      try {
        tidyPrint(lexer.errout, res.getString("suspected_missing_quote"));
        errorMessage.append(res.getString("suspected_missing_quote"));

      } catch (MissingResourceException e) {
        lexer.errout.println(e.toString());
      }
    } else if (code == DUPLICATE_FRAMESET) {
      try {
        tidyPrint(lexer.errout, res.getString("duplicate_frameset"));
        errorMessage.append(res.getString("duplicate_frameset"));
      } catch (MissingResourceException e) {
        lexer.errout.println(e.toString());
      }
    } else if (code == UNKNOWN_ELEMENT) {
      try {
        tidyPrint(lexer.errout, res.getString("error"));
        errorMessage.append(res.getString("error"));
      } catch (MissingResourceException e) {
        lexer.errout.println(e.toString());
      }
      tag(errorMessage, lexer, node);
      try {
        tidyPrint(lexer.errout, res.getString("unknown_element"));
        errorMessage.append(res.getString("unknown_element"));
      } catch (MissingResourceException e) {
        lexer.errout.println(e.toString());
      }
    } else if (code == UNEXPECTED_ENDTAG) {
      try {
        tidyPrint(lexer.errout, MessageFormat.format(res.getString("unexpected_endtag"), new Object[] { node.element }));
        errorMessage.append(MessageFormat.format(res.getString("unexpected_endtag"), new Object[] { node.element }));
        if (element != null) {
          tidyPrint(
            lexer.errout,
            MessageFormat.format(res.getString("unexpected_endtag_suffix"), new Object[] { element.element }));
          errorMessage.append(MessageFormat.format(res.getString("unexpected_endtag_suffix"), new Object[] { element.element }));
        }
      } catch (MissingResourceException e) {
        lexer.errout.println(e.toString());
      }
    }
    attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_ERROR));
    // attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_WARNING));
    // attributes.put(IMarker.SEVERITY, new Integer(IMarker.SEVERITY_INFO));
    try {
      MarkerUtilities.setMessage(attributes, errorMessage.toString());
      MarkerUtilities.createMarker(lexer.getIFile(), attributes, IMarker.PROBLEM);
    } catch (CoreException e) {
    }
    tidyPrintln(lexer.errout);
  }

  public static void errorSummary(Lexer lexer) {
    /* adjust badAccess to that its null if frames are ok */
    if ((lexer.badAccess & (USING_FRAMES | USING_NOFRAMES)) != 0) {
      if (!(((lexer.badAccess & USING_FRAMES) != 0) && ((lexer.badAccess & USING_NOFRAMES) == 0)))
        lexer.badAccess &= ~(USING_FRAMES | USING_NOFRAMES);
    }

    if (lexer.badChars != 0) {
      if ((lexer.badChars & WINDOWS_CHARS) != 0) {
        try {
          tidyPrint(lexer.errout, res.getString("badchars_summary"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      }
    }

    if (lexer.badForm != 0) {
      try {
        tidyPrint(lexer.errout, res.getString("badform_summary"));
      } catch (MissingResourceException e) {
        lexer.errout.println(e.toString());
      }
    }

    if (lexer.badAccess != 0) {
      if ((lexer.badAccess & MISSING_SUMMARY) != 0) {
        try {
          tidyPrint(lexer.errout, res.getString("badaccess_missing_summary"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      }

      if ((lexer.badAccess & MISSING_IMAGE_ALT) != 0) {
        try {
          tidyPrint(lexer.errout, res.getString("badaccess_missing_image_alt"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      }

      if ((lexer.badAccess & MISSING_IMAGE_MAP) != 0) {
        try {
          tidyPrint(lexer.errout, res.getString("badaccess_missing_image_map"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      }

      if ((lexer.badAccess & MISSING_LINK_ALT) != 0) {
        try {
          tidyPrint(lexer.errout, res.getString("badaccess_missing_link_alt"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      }

      if (((lexer.badAccess & USING_FRAMES) != 0) && ((lexer.badAccess & USING_NOFRAMES) == 0)) {
        try {
          tidyPrint(lexer.errout, res.getString("badaccess_frames"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      }

      try {
        tidyPrint(lexer.errout, MessageFormat.format(res.getString("badaccess_summary"), new Object[] { ACCESS_URL }));
      } catch (MissingResourceException e) {
        lexer.errout.println(e.toString());
      }
    }

    if (lexer.badLayout != 0) {
      if ((lexer.badLayout & USING_LAYER) != 0) {
        try {
          tidyPrint(lexer.errout, res.getString("badlayout_using_layer"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      }

      if ((lexer.badLayout & USING_SPACER) != 0) {
        try {
          tidyPrint(lexer.errout, res.getString("badlayout_using_spacer"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      }

      if ((lexer.badLayout & USING_FONT) != 0) {
        try {
          tidyPrint(lexer.errout, res.getString("badlayout_using_font"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      }

      if ((lexer.badLayout & USING_NOBR) != 0) {
        try {
          tidyPrint(lexer.errout, res.getString("badlayout_using_nobr"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      }

      if ((lexer.badLayout & USING_BODY) != 0) {
        try {
          tidyPrint(lexer.errout, res.getString("badlayout_using_body"));
        } catch (MissingResourceException e) {
          lexer.errout.println(e.toString());
        }
      }
    }
  }

  public static void unknownOption(PrintWriter errout, char c) {
    try {
      tidyPrintln(
        errout,
        MessageFormat.format(res.getString("unrecognized_option"), new Object[] { new String(new char[] { c })
      }));
    } catch (MissingResourceException e) {
      errout.println(e.toString());
    }
  }

  public static void unknownFile(PrintWriter errout, String program, String file) {
    try {
      tidyPrintln(errout, MessageFormat.format(res.getString("unknown_file"), new Object[] { program, file }));
    } catch (MissingResourceException e) {
      errout.println(e.toString());
    }
  }

  public static void needsAuthorIntervention(PrintWriter errout) {
    try {
      tidyPrintln(errout, res.getString("needs_author_intervention"));
    } catch (MissingResourceException e) {
      errout.println(e.toString());
    }
  }

  public static void missingBody(PrintWriter errout) {
    try {
      tidyPrintln(errout, res.getString("missing_body"));
    } catch (MissingResourceException e) {
      errout.println(e.toString());
    }
  }

  public static void reportNumberOfSlides(PrintWriter errout, int count) {
    try {
      tidyPrintln(errout, MessageFormat.format(res.getString("slides_found"), new Object[] { new Integer(count)}));
    } catch (MissingResourceException e) {
      errout.println(e.toString());
    }
  }

  public static void generalInfo(PrintWriter errout) {
    try {
      tidyPrintln(errout, res.getString("general_info"));
    } catch (MissingResourceException e) {
      errout.println(e.toString());
    }
  }

  public static void helloMessage(PrintWriter errout, String date, String filename) {
    currentFile = filename; /* for use with Gnu Emacs */

    try {
      tidyPrintln(errout, MessageFormat.format(res.getString("hello_message"), new Object[] { date, filename }));
    } catch (MissingResourceException e) {
      errout.println(e.toString());
    }
  }

  public static void reportVersion(PrintWriter errout, Lexer lexer, String filename, Node doctype) {
    int i, c;
    int state = 0;
    String vers = lexer.HTMLVersionName();
    MutableInteger cc = new MutableInteger();

    try {
      if (doctype != null) {
        tidyPrint(errout, MessageFormat.format(res.getString("doctype_given"), new Object[] { filename }));

        for (i = doctype.start; i < doctype.end; ++i) {
          c = (int) doctype.textarray[i];

          /* look for UTF-8 multibyte character */
          if (c < 0) {
            i += PPrint.getUTF8(doctype.textarray, i, cc);
            c = cc.value;
          }

          if (c == (char) '"')
            ++state;
          else if (state == 1)
            errout.print((char) c);
        }

        errout.print('"');
      }

      tidyPrintln(
        errout,
        MessageFormat.format(
          res.getString("report_version"),
          new Object[] { filename, (vers != null ? vers : "HTML proprietary")}));
    } catch (MissingResourceException e) {
      errout.println(e.toString());
    }
  }

  public static void reportNumWarnings(PrintWriter errout, Lexer lexer) {
    if (lexer.warnings > 0) {
      try {
        tidyPrintln(errout, MessageFormat.format(res.getString("num_warnings"), new Object[] { new Integer(lexer.warnings)}));
      } catch (MissingResourceException e) {
        errout.println(e.toString());
      }
    } else {
      try {
        tidyPrintln(errout, res.getString("no_warnings"));
      } catch (MissingResourceException e) {
        errout.println(e.toString());
      }
    }
  }

  public static void helpText(PrintWriter out, String prog) {
    try {
      tidyPrintln(out, MessageFormat.format(res.getString("help_text"), new Object[] { prog, RELEASE_DATE }));
    } catch (MissingResourceException e) {
      out.println(e.toString());
    }
  }

  public static void badTree(PrintWriter errout) {
    try {
      tidyPrintln(errout, res.getString("bad_tree"));
    } catch (MissingResourceException e) {
      errout.println(e.toString());
    }
  }

}