Rename a number of libraries and executables to avoid conflicts with KDE4

1 files changed, 918 insertions, 0 deletions

diff --git a/tdehtml/html/dtd.cpp b/tdehtml/html/dtd.cpp
new file mode 100644
index 000000000..accc8b855
--- /dev/null
+++ b/tdehtml/html/dtd.cpp
@@ -0,0 +1,918 @@
+/**
+ * This file is part of the DOM implementation for KDE.
+ *
+ * (C) 1999 Lars Knoll (knoll@kde.org)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include "html/dtd.h"
+#include "misc/htmlhashes.h"
+
+using namespace DOM;
+
+#include <kdebug.h>
+#include <kglobal.h>
+
+// priority of tags. Closing tags of higher priority close tags of lower
+// priority.
+// Update this list, whenever you change htmltags.*
+//
+// 0 elements with forbidden close tag and text. They don't get pushed
+//   to the stack.
+// 1 inline elements
+// 2 form elements
+// 3 regular block level elements
+// 4 lists (OL UL DIR MENU)
+// 5 TD TH SELECT
+// 6 TR
+// 7 tbody thead tfoot caption  object
+// 8 table
+// 9 body frameset
+// 10 html
+
+const unsigned short KDE_NO_EXPORT DOM::tagPriority[] = {
+    0, // 0
+    1, // ID_A == 1
+    1, // ID_ABBR
+    1, // ID_ACRONYM
+    3, // ID_ADDRESS
+    1, // ID_APPLET
+    0, // ID_AREA
+    1, // ID_B
+    0, // ID_BASE
+    0, // ID_BASEFONT
+    1, // ID_BDO
+    1, // ID_BIG
+    5, // ID_BLOCKQUOTE
+   10, // ID_BODY
+    0, // ID_BR
+    1, // ID_BUTTON
+    5, // ID_CAPTION
+    5, // ID_CENTER
+    1, // ID_CITE
+    1, // ID_CODE
+    0, // ID_COL
+    1, // ID_COLGROUP
+    3, // ID_DD
+    1, // ID_DEL
+    1, // ID_DFN
+    5, // ID_DIR
+    5, // ID_DIV
+    5, // ID_DL
+    3, // ID_DT
+    1, // ID_EM
+    0, // ID_EMBED
+    3, // ID_FIELDSET
+    1, // ID_FONT
+    3, // ID_FORM
+    0, // ID_FRAME
+   10,// ID_FRAMESET
+    5, // ID_H1
+    5, // ID_H2
+    5, // ID_H3
+    5, // ID_H4
+    5, // ID_H5
+    5, // ID_H6
+   10,// ID_HEAD
+    0, // ID_HR
+   11,// ID_HTML
+    1, // ID_I
+    1, // ID_IFRAME
+    1, // ID_ILAYER
+    0, // ID_IMG
+    0, // ID_INPUT
+    1, // ID_INS
+    0, // ID_ISINDEX
+    1, // ID_KBD
+    0, // ID_KEYGEN
+    1, // ID_LABEL
+    1, // ID_LAYER
+    1, // ID_LEGEND
+    3, // ID_LI
+    0, // ID_LINK
+    1, // ID_MAP
+    3, // ID_MARQUEE
+    5, // ID_MENU
+    0, // ID_META
+    5, // ID_NOBR
+   10,// ID_NOEMBED
+   10,// ID_NOFRAMES
+    3, // ID_NOSCRIPT
+    1, // ID_NOLAYER
+    5, // ID_OBJECT
+    5, // ID_OL
+    1, // ID_OPTGROUP
+    2, // ID_OPTION
+    3, // ID_P
+    0, // ID_PARAM
+    5, // ID_PLAINTEXT
+    5, // ID_PRE
+    1, // ID_Q
+    1, // ID_S
+    1, // ID_SAMP
+    1, // ID_SCRIPT
+    6, // ID_SELECT
+    1, // ID_SMALL
+    1, // ID_SPAN
+    1, // ID_STRIKE
+    1, // ID_STRONG
+    1, // ID_STYLE
+    1, // ID_SUB
+    1, // ID_SUP
+    9,// ID_TABLE
+    8, // ID_TBODY
+    6, // ID_TD
+    1, // ID_TEXTAREA
+    8, // ID_TFOOT
+    6, // ID_TH
+    8, // ID_THEAD
+    1, // ID_TITLE
+    7, // ID_TR
+    1, // ID_TT
+    1, // ID_U
+    5, // ID_UL
+    1, // ID_VAR
+    1, // ID_WBR
+    5, // ID_XMP
+    0, // ID_TEXT
+};
+
+const tagStatus DOM::endTag[] = {
+    REQUIRED,  // 0
+    REQUIRED,  // ID_A == 1
+    REQUIRED,  // ID_ABBR
+    REQUIRED,  // ID_ACRONYM
+    REQUIRED,  // ID_ADDRESS
+    REQUIRED,  // ID_APPLET
+    FORBIDDEN, // ID_AREA
+    REQUIRED,  // ID_B
+    FORBIDDEN, // ID_BASE
+    FORBIDDEN, // ID_BASEFONT
+    REQUIRED,  // ID_BDO
+    REQUIRED,  // ID_BIG
+    REQUIRED,  // ID_BLOCKQUOTE
+    REQUIRED,  // ID_BODY
+    FORBIDDEN, // ID_BR
+    REQUIRED,  // ID_BUTTON
+    REQUIRED,  // ID_CAPTION
+    REQUIRED,  // ID_CENTER
+    REQUIRED,  // ID_CITE
+    REQUIRED,  // ID_CODE
+    FORBIDDEN, // ID_COL
+    OPTIONAL,  // ID_COLGROUP
+    OPTIONAL,  // ID_DD
+    REQUIRED,  // ID_DEL
+    REQUIRED,  // ID_DFN
+    REQUIRED,  // ID_DIR
+    REQUIRED,  // ID_DIV
+    REQUIRED,  // ID_DL
+    OPTIONAL,  // ID_DT
+    REQUIRED,  // ID_EM
+    REQUIRED,  // ID_EMBED
+    REQUIRED,  // ID_FIELDSET
+    REQUIRED,  // ID_FONT
+    REQUIRED,  // ID_FORM
+    FORBIDDEN, // ID_FRAME
+    REQUIRED,  // ID_FRAMESET
+    REQUIRED,  // ID_H1
+    REQUIRED,  // ID_H2
+    REQUIRED,  // ID_H3
+    REQUIRED,  // ID_H4
+    REQUIRED,  // ID_H5
+    REQUIRED,  // ID_H6
+    OPTIONAL,  // ID_HEAD
+    FORBIDDEN, // ID_HR
+    REQUIRED,  // ID_HTML
+    REQUIRED,  // ID_I
+    REQUIRED,  // ID_IFRAME
+    REQUIRED,  // ID_ILAYER
+    FORBIDDEN, // ID_IMG
+    FORBIDDEN, // ID_INPUT
+    REQUIRED,  // ID_INS
+    FORBIDDEN, // ID_ISINDEX
+    REQUIRED,  // ID_KBD
+    REQUIRED,  // ID_KEYGEN
+    REQUIRED,  // ID_LABEL
+    REQUIRED,  // ID_LAYER
+    REQUIRED,  // ID_LEGEND
+    OPTIONAL,  // ID_LI
+    FORBIDDEN, // ID_LINK
+    REQUIRED,  // ID_MAP
+    REQUIRED,  // ID_MARQUEE
+    REQUIRED,  // ID_MENU
+    FORBIDDEN, // ID_META
+    REQUIRED,  // ID_NOBR
+    REQUIRED,  // ID_NOEMBED
+    REQUIRED,  // ID_NOFRAMES
+    REQUIRED,  // ID_NOSCRIPT
+    REQUIRED,  // ID_NOLAYER
+    REQUIRED,  // ID_OBJECT
+    REQUIRED,  // ID_OL
+    REQUIRED,  // ID_OPTGROUP
+    OPTIONAL,  // ID_OPTION
+    OPTIONAL,  // ID_P
+    FORBIDDEN, // ID_PARAM
+    REQUIRED,  // ID_PLAINTEXT
+    REQUIRED,  // ID_PRE
+    REQUIRED,  // ID_Q
+    REQUIRED,  // ID_S
+    REQUIRED,  // ID_SAMP
+    REQUIRED,  // ID_SCRIPT
+    REQUIRED,  // ID_SELECT
+    REQUIRED,  // ID_SMALL
+    REQUIRED,  // ID_SPAN
+    REQUIRED,  // ID_STRIKE
+    REQUIRED,  // ID_STRONG
+    REQUIRED,  // ID_STYLE
+    REQUIRED,  // ID_SUB
+    REQUIRED,  // ID_SUP
+    REQUIRED,  // ID_TABLE
+    OPTIONAL,  // ID_TBODY
+    OPTIONAL,  // ID_TD
+    REQUIRED,  // ID_TEXTAREA
+    OPTIONAL,  // ID_TFOOT
+    OPTIONAL,  // ID_TH
+    OPTIONAL,  // ID_THEAD
+    REQUIRED,  // ID_TITLE
+    OPTIONAL,  // ID_TR
+    REQUIRED,  // ID_TT
+    REQUIRED,  // ID_U
+    REQUIRED,  // ID_UL
+    REQUIRED,  // ID_VAR
+    OPTIONAL,  // ID_WBR
+    REQUIRED,  // ID_XMP
+    REQUIRED   // ID_TEXT
+};
+
+
+static const ushort tag_list_0[] = {
+    ID_TEXT,
+    ID_TT,
+    ID_I,
+    ID_B,
+    ID_U,
+    ID_S,
+    ID_STRIKE,
+    ID_BIG,
+    ID_SMALL,
+    ID_EM,
+    ID_STRONG,
+    ID_DFN,
+    ID_CODE,
+    ID_SAMP,
+    ID_KBD,
+    ID_VAR,
+    ID_CITE,
+    ID_ABBR,
+    ID_ACRONYM,
+    ID_A,
+    ID_IMG,
+    ID_APPLET,
+    ID_OBJECT,
+    ID_EMBED,
+    ID_FONT,
+    ID_BASEFONT,
+    ID_BR,
+    ID_SCRIPT,
+    ID_MAP,
+    ID_Q,
+    ID_SUB,
+    ID_SUP,
+    ID_SPAN,
+    ID_BDO,
+    ID_IFRAME,
+    ID_INPUT,
+    ID_SELECT,
+    ID_TEXTAREA,
+    ID_LABEL,
+    ID_BUTTON,
+    ID_INS,
+    ID_DEL,
+    ID_COMMENT,
+    ID_NOBR,
+    ID_WBR,
+    0
+};
+
+static const ushort tag_list_1[] = {
+    ID_TEXT,
+    ID_P,
+    ID_H1,
+    ID_H2,
+    ID_H3,
+    ID_H4,
+    ID_H5,
+    ID_H6,
+    ID_UL,
+    ID_OL,
+    ID_DIR,
+    ID_MENU,
+    ID_PRE,
+    ID_PLAINTEXT,
+    ID_DL,
+    ID_DIV,
+    ID_ILAYER,
+    ID_LAYER,
+    ID_CENTER,
+    ID_NOSCRIPT,
+    ID_NOFRAMES,
+    ID_BLOCKQUOTE,
+    ID_FORM,
+    ID_ISINDEX,
+    ID_HR,
+    ID_TABLE,
+    ID_FIELDSET,
+    ID_ADDRESS,
+    ID_TT,
+    ID_I,
+    ID_B,
+    ID_U,
+    ID_S,
+    ID_STRIKE,
+    ID_BIG,
+    ID_SMALL,
+    ID_EM,
+    ID_STRONG,
+    ID_DFN,
+    ID_CODE,
+    ID_SAMP,
+    ID_KBD,
+    ID_VAR,
+    ID_CITE,
+    ID_ABBR,
+    ID_ACRONYM,
+    ID_A,
+    ID_IMG,
+    ID_APPLET,
+    ID_OBJECT,
+    ID_EMBED,
+    ID_FONT,
+    ID_BASEFONT,
+    ID_BR,
+    ID_SCRIPT,
+    ID_MAP,
+    ID_Q,
+    ID_SUB,
+    ID_SUP,
+    ID_SPAN,
+    ID_BDO,
+    ID_IFRAME,
+    ID_INPUT,
+    ID_KEYGEN,
+    ID_SELECT,
+    ID_TEXTAREA,
+    ID_LABEL,
+    ID_BUTTON,
+    ID_COMMENT,
+    ID_LI,
+    ID_DD,
+    ID_XMP,
+    ID_INS,
+    ID_DEL,
+    ID_NOBR,
+    ID_WBR,
+    ID_MARQUEE,
+    0
+};
+
+static const ushort tag_list_2[] = {
+    ID_COMMENT,
+    0
+};
+
+static const ushort tag_list_3[] = {
+    ID_TEXT,
+    ID_P,
+    ID_H1,
+    ID_H2,
+    ID_H3,
+    ID_H4,
+    ID_H5,
+    ID_H6,
+    ID_UL,
+    ID_OL,
+    ID_DIR,
+    ID_MENU,
+    ID_PRE,
+    ID_PLAINTEXT,
+    ID_DL,
+    ID_DIV,
+    ID_ILAYER,
+    ID_LAYER,
+    ID_CENTER,
+    ID_NOSCRIPT,
+    ID_NOFRAMES,
+    ID_BLOCKQUOTE,
+    ID_FORM,
+    ID_ISINDEX,
+    ID_HR,
+    ID_TABLE,
+    ID_FIELDSET,
+    ID_ADDRESS,
+    ID_COMMENT,
+    ID_LI,
+    ID_DD,
+    ID_XMP,
+    ID_MARQUEE,
+    0
+};
+
+static const ushort tag_list_4[] = {
+    ID_TEXT,
+    ID_PARAM,
+    ID_P,
+    ID_H1,
+    ID_H2,
+    ID_H3,
+    ID_H4,
+    ID_H5,
+    ID_H6,
+    ID_UL,
+    ID_OL,
+    ID_DIR,
+    ID_MENU,
+    ID_PRE,
+    ID_PLAINTEXT,
+    ID_DL,
+    ID_DIV,
+    ID_ILAYER,
+    ID_LAYER,
+    ID_CENTER,
+    ID_NOSCRIPT,
+    ID_NOFRAMES,
+    ID_BLOCKQUOTE,
+    ID_FORM,
+    ID_ISINDEX,
+    ID_HR,
+    ID_TABLE,
+    ID_FIELDSET,
+    ID_ADDRESS,
+    ID_TEXT,
+    ID_TT,
+    ID_I,
+    ID_B,
+    ID_U,
+    ID_S,
+    ID_STRIKE,
+    ID_BIG,
+    ID_SMALL,
+    ID_EM,
+    ID_STRONG,
+    ID_DFN,
+    ID_CODE,
+    ID_SAMP,
+    ID_KBD,
+    ID_VAR,
+    ID_CITE,
+    ID_ABBR,
+    ID_ACRONYM,
+    ID_A,
+    ID_IMG,
+    ID_APPLET,
+    ID_OBJECT,
+    ID_EMBED,
+    ID_FONT,
+    ID_BASEFONT,
+    ID_BR,
+    ID_SCRIPT,
+    ID_MAP,
+    ID_Q,
+    ID_SUB,
+    ID_SUP,
+    ID_SPAN,
+    ID_BDO,
+    ID_IFRAME,
+    ID_INPUT,
+    ID_SELECT,
+    ID_TEXTAREA,
+    ID_LABEL,
+    ID_BUTTON,
+    ID_COMMENT,
+    ID_LI,
+    ID_DD,
+    ID_XMP,
+    ID_MARQUEE,
+    0
+};
+
+static const ushort tag_list_6[] = {
+    ID_DT,
+    ID_DD,
+    ID_COMMENT,
+    0
+};
+
+static const ushort tag_list_7[] = {
+    ID_TEXT,
+    ID_OPTGROUP,
+    ID_OPTION,
+    ID_COMMENT,
+    ID_SCRIPT,
+    0
+};
+
+static const ushort tag_list_10[] = {
+    ID_FRAMESET,
+    ID_FRAME,
+    ID_NOFRAMES,
+    ID_COMMENT,
+    0
+};
+
+static const ushort tag_list_11[] = {
+    ID_SCRIPT,
+    ID_STYLE,
+    ID_META,
+    ID_LINK,
+    ID_TITLE,
+    ID_ISINDEX,
+    ID_BASE,
+    ID_COMMENT,
+    0
+};
+
+static bool check_array(ushort child, const ushort *tagList)
+{
+    int i = 0;
+    while(tagList[i] != 0)
+    {
+        if(tagList[i] == child) return true;
+        i++;
+    }
+    return false;
+}
+
+
+bool DOM::checkChild(ushort tagID, ushort childID, bool strict)
+{
+    //kdDebug( 6030 ) << "checkChild: " << tagID << "/" << childID << endl;
+
+    // ### allow comments inside ANY node that can contain children
+
+    if (tagID >= 1000 || childID >= 1000)
+        return true; // one or both of the elements in an XML element; just allow for now
+
+    switch(tagID)
+    {
+    case ID_TT:
+    case ID_I:
+    case ID_B:
+    case ID_U:
+    case ID_S:
+    case ID_STRIKE:
+    case ID_BIG:
+    case ID_SMALL:
+    case ID_EM:
+    case ID_STRONG:
+    case ID_DFN:
+    case ID_CODE:
+    case ID_SAMP:
+    case ID_KBD:
+    case ID_VAR:
+    case ID_CITE:
+    case ID_ABBR:
+    case ID_ACRONYM:
+    case ID_SUB:
+    case ID_SUP:
+    case ID_BDO:
+    case ID_FONT:
+    case ID_LEGEND:
+    case ID_Q:
+    case ID_A:
+    case ID_NOBR:
+    case ID_WBR:
+        // _1 *
+        return check_array(childID, tag_list_1) || check_array(childID, tag_list_6);
+    case ID_P:
+        // P: ( _0 | TABLE | NOSCRIPT) *
+        return check_array(childID, tag_list_0) || (!strict && (childID == ID_TABLE || childID == ID_NOSCRIPT));
+    case ID_H1:
+    case ID_H2:
+    case ID_H3:
+    case ID_H4:
+    case ID_H5:
+    case ID_H6:
+        // _0 *
+        return check_array(childID, tag_list_0) ||
+               (!strict && check_array(childID, tag_list_3) && (childID < ID_H1 || childID > ID_H6));
+    case ID_BASEFONT:
+    case ID_BR:
+    case ID_AREA:
+    case ID_LINK:
+    case ID_IMG:
+    case ID_PARAM:
+    case ID_HR:
+    case ID_INPUT:
+    case ID_COL:
+    case ID_FRAME:
+    case ID_ISINDEX:
+    case ID_BASE:
+    case ID_META:
+    case ID_COMMENT:
+        // BASEFONT: EMPTY
+        return false;
+    case ID_BODY:
+        // BODY: _1 * + _2
+        return check_array(childID, tag_list_1) || check_array(childID, tag_list_2);
+    case ID_ADDRESS:
+        // ADDRESS: ( _0 | P ) *
+        return check_array(childID, tag_list_0) || childID == ID_P;
+    case ID_DT:
+        if ( childID == ID_DL ) return false;
+    case ID_LI:
+    case ID_DIV:
+    case ID_SPAN:
+    case ID_ILAYER:
+    case ID_LAYER:
+    case ID_CENTER:
+    case ID_BLOCKQUOTE:
+    case ID_INS:
+    case ID_DEL:
+    case ID_DD:
+    case ID_TH:
+    case ID_TD:
+    case ID_IFRAME:
+    case ID_NOFRAMES:
+    case ID_NOSCRIPT:
+    case ID_CAPTION:
+    case ID_MARQUEE:
+        // DIV: _1 *
+        return check_array(childID, tag_list_1);
+    case ID_MAP:
+	// We accept SCRIPT in client-side image maps as an extension to the DTD.
+        // MAP: ( _3 + | AREA + | SCRIPT + )
+        return check_array(childID, tag_list_3) ||
+            childID == ID_AREA ||
+            childID == ID_SCRIPT;
+    case ID_OBJECT:
+    case ID_EMBED:
+    case ID_APPLET:
+        // OBJECT: _4 *
+        return check_array(childID, tag_list_4);
+    case ID_PRE:
+    case ID_XMP:
+    case ID_PLAINTEXT:
+        // PRE: _0 * - _5
+        return check_array(childID, tag_list_1);
+    case ID_DL:
+        // DL: _6 +
+        return check_array(childID, tag_list_6) || check_array(childID, tag_list_1);
+    case ID_OL:
+    case ID_UL:
+        // OL: LI +
+        return check_array(childID, tag_list_1);
+    case ID_DIR:
+    case ID_MENU:
+        // (DIR|MENU): LI + - _3
+        if(childID == ID_LI) return true;
+        return false;
+    case ID_FORM:
+        // FORM: _1 * - FORM
+        return check_array(childID, tag_list_1);
+    case ID_LABEL:
+        // LABEL: _1 * - LABEL
+        return check_array(childID, tag_list_1);
+        // KEYGEN does not really allow any children
+        // from outside, just need this to be able
+        // to add the keylengths ourself
+        // Yes, consider it a hack (Dirk)
+    case ID_KEYGEN:
+    case ID_SELECT:
+        // SELECT: _7 +
+        return check_array(childID, tag_list_7);
+    case ID_OPTGROUP:
+        // OPTGROUP: OPTION +
+        if(childID == ID_OPTION) return true;
+        return false;
+    case ID_OPTION:
+    case ID_TEXTAREA:
+    case ID_TITLE:
+    case ID_STYLE:
+    case ID_SCRIPT:
+        // OPTION: TEXT
+        if(childID == ID_TEXT) return true;
+        return false;
+    case ID_FIELDSET:
+        // FIELDSET: ( TEXT , LEGEND , _1 * )
+        if(childID == ID_TEXT) return true;
+        if(childID == ID_LEGEND) return true;
+        return check_array(childID, tag_list_1);
+    case ID_BUTTON:
+        // BUTTON: _1 * - _8
+        return check_array(childID, tag_list_1);
+    case ID_TABLE:
+        // TABLE: ( CAPTION ? , ( COL * | COLGROUP * ) , THEAD ? , TFOOT ? , TBODY + )
+        switch(childID)
+        {
+        case ID_CAPTION:
+        case ID_COL:
+        case ID_COLGROUP:
+        case ID_THEAD:
+        case ID_TFOOT:
+        case ID_TBODY:
+        case ID_FORM:
+        case ID_SCRIPT:
+            return true;
+        default:
+            return false;
+        }
+    case ID_THEAD:
+    case ID_TFOOT:
+    case ID_TBODY:
+        // THEAD: TR +
+        if(childID == ID_TR || childID == ID_SCRIPT) return true;
+        return false;
+    case ID_COLGROUP:
+        // COLGROUP: COL *
+        if(childID == ID_COL) return true;
+        return false;
+    case ID_TR:
+        // TR: (TD, TH)
+        return (childID == ID_TH || childID == ID_TD || childID == ID_SCRIPT);
+    case ID_FRAMESET:
+        // FRAMESET: _10
+        return check_array(childID, tag_list_10);
+    case ID_HEAD:
+        // HEAD: _11
+        return check_array(childID, tag_list_11);
+    case ID_HTML:
+        // HTML: ( HEAD , COMMENT, ( BODY | ( FRAMESET & NOFRAMES ? ) ) )
+        switch(childID)
+        {
+        case ID_HEAD:
+        case ID_COMMENT:
+        case ID_BODY:
+        case ID_FRAMESET:
+        case ID_NOFRAMES:
+        case ID_SCRIPT:
+            return true;
+        default:
+            return false;
+        }
+    default:
+        kdDebug( 6030 ) << "unhandled tag in dtd.cpp:checkChild(): tagID=" << tagID << "!" << endl;
+        return false;
+    }
+}
+
+void DOM::addForbidden(int tagId, ushort *forbiddenTags)
+{
+    switch(tagId)
+    {
+    case ID_A:
+        // we allow nested anchors. The innermost one wil be taken...
+        //forbiddenTags[ID_A]++;
+        break;
+    case ID_NOBR:
+        forbiddenTags[ID_PRE]++;
+        // fall through
+    case ID_PRE:
+    case ID_PLAINTEXT:
+    case ID_XMP:
+        //forbiddenTags[ID_IMG]++;
+        forbiddenTags[ID_OBJECT]++;
+        forbiddenTags[ID_EMBED]++;
+        forbiddenTags[ID_APPLET]++;
+        // why forbid them. We can deal with them in PRE
+        //forbiddenTags[ID_BIG]++;
+        //forbiddenTags[ID_SMALL]++;
+        //forbiddenTags[ID_SUB]++;
+        //forbiddenTags[ID_SUP]++;
+        forbiddenTags[ID_BASEFONT]++;
+        break;
+    case ID_DIR:
+    case ID_MENU:
+        forbiddenTags[ID_P]++;
+        forbiddenTags[ID_H1]++;
+        forbiddenTags[ID_H2]++;
+        forbiddenTags[ID_H3]++;
+        forbiddenTags[ID_H4]++;
+        forbiddenTags[ID_H5]++;
+        forbiddenTags[ID_H6]++;
+        forbiddenTags[ID_UL]++;
+        forbiddenTags[ID_OL]++;
+        forbiddenTags[ID_DIR]++;
+        forbiddenTags[ID_MENU]++;
+        forbiddenTags[ID_PRE]++;
+        forbiddenTags[ID_PLAINTEXT]++;
+        forbiddenTags[ID_XMP]++;
+        forbiddenTags[ID_DL]++;
+        forbiddenTags[ID_DIV]++;
+        forbiddenTags[ID_CENTER]++;
+        forbiddenTags[ID_NOSCRIPT]++;
+        forbiddenTags[ID_NOFRAMES]++;
+        forbiddenTags[ID_BLOCKQUOTE]++;
+        forbiddenTags[ID_FORM]++;
+        forbiddenTags[ID_ISINDEX]++;
+        forbiddenTags[ID_HR]++;
+        forbiddenTags[ID_TABLE]++;
+        forbiddenTags[ID_FIELDSET]++;
+        forbiddenTags[ID_ADDRESS]++;
+        break;
+    case ID_LABEL:
+        forbiddenTags[ID_LABEL]++;
+        break;
+    case ID_BUTTON:
+        forbiddenTags[ID_A]++;
+        forbiddenTags[ID_INPUT]++;
+        forbiddenTags[ID_SELECT]++;
+        forbiddenTags[ID_TEXTAREA]++;
+        forbiddenTags[ID_LABEL]++;
+        forbiddenTags[ID_BUTTON]++;
+        forbiddenTags[ID_FORM]++;
+        forbiddenTags[ID_ISINDEX]++;
+        forbiddenTags[ID_FIELDSET]++;
+        forbiddenTags[ID_IFRAME]++;
+        break;
+    default:
+        break;
+    }
+}
+
+void DOM::removeForbidden(int tagId, ushort *forbiddenTags)
+{
+    switch(tagId)
+    {
+    case ID_A:
+        //forbiddenTags[ID_A]--;
+        break;
+    case ID_NOBR:
+        forbiddenTags[ID_PRE]--;
+        // fall through
+    case ID_PRE:
+    case ID_XMP:
+    case ID_PLAINTEXT:
+        //forbiddenTags[ID_IMG]--;
+        forbiddenTags[ID_OBJECT]--;
+        forbiddenTags[ID_EMBED]--;
+        forbiddenTags[ID_APPLET]--;
+        //forbiddenTags[ID_BIG]--;
+        //forbiddenTags[ID_SMALL]--;
+        //forbiddenTags[ID_SUB]--;
+        //forbiddenTags[ID_SUP]--;
+        forbiddenTags[ID_BASEFONT]--;
+        break;
+    case ID_DIR:
+    case ID_MENU:
+        forbiddenTags[ID_P]--;
+        forbiddenTags[ID_H1]--;
+        forbiddenTags[ID_H2]--;
+        forbiddenTags[ID_H3]--;
+        forbiddenTags[ID_H4]--;
+        forbiddenTags[ID_H5]--;
+        forbiddenTags[ID_H6]--;
+        forbiddenTags[ID_UL]--;
+        forbiddenTags[ID_OL]--;
+        forbiddenTags[ID_DIR]--;
+        forbiddenTags[ID_MENU]--;
+        forbiddenTags[ID_PRE]--;
+        forbiddenTags[ID_PLAINTEXT]--;
+        forbiddenTags[ID_XMP]--;
+        forbiddenTags[ID_DL]--;
+        forbiddenTags[ID_DIV]--;
+        forbiddenTags[ID_CENTER]--;
+        forbiddenTags[ID_NOSCRIPT]--;
+        forbiddenTags[ID_NOFRAMES]--;
+        forbiddenTags[ID_BLOCKQUOTE]--;
+        forbiddenTags[ID_FORM]--;
+        forbiddenTags[ID_ISINDEX]--;
+        forbiddenTags[ID_HR]--;
+        forbiddenTags[ID_TABLE]--;
+        forbiddenTags[ID_FIELDSET]--;
+        forbiddenTags[ID_ADDRESS]--;
+        break;
+    case ID_LABEL:
+        forbiddenTags[ID_LABEL]--;
+        break;
+    case ID_BUTTON:
+        forbiddenTags[ID_A]--;
+        forbiddenTags[ID_INPUT]--;
+        forbiddenTags[ID_SELECT]--;
+        forbiddenTags[ID_TEXTAREA]--;
+        forbiddenTags[ID_LABEL]--;
+        forbiddenTags[ID_BUTTON]--;
+        forbiddenTags[ID_FORM]--;
+        forbiddenTags[ID_ISINDEX]--;
+        forbiddenTags[ID_FIELDSET]--;
+        forbiddenTags[ID_IFRAME]--;
+        break;
+    default:
+        break;
+    }
+}
+