/* tags.c -- recognize HTML tags
(c) 1998-2008 (W3C) MIT, ERCIM, Keio University
See tidy.h for the copyright notice.
CVS Info :
$Author: hoehrmann $
$Date: 2008/08/09 11:55:27 $
$Revision: 1.71 $
The HTML tags are stored as 8 bit ASCII strings.
*/
#include "tidy-int.h"
#include "message.h"
#include "tmbstr.h"
/* Attribute checking methods */
static CheckAttribs CheckIMG;
static CheckAttribs CheckLINK;
static CheckAttribs CheckAREA;
static CheckAttribs CheckTABLE;
static CheckAttribs CheckCaption;
static CheckAttribs CheckSCRIPT;
static CheckAttribs CheckSTYLE;
static CheckAttribs CheckHTML;
static CheckAttribs CheckFORM;
static CheckAttribs CheckMETA;
#define VERS_ELEM_A (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_ABBR (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_ACRONYM (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_ADDRESS (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_APPLET (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|xxxx|xxxx|xxxx|xxxx|xxxx)
#define VERS_ELEM_AREA (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_B (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_BASE (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_BASEFONT (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|xxxx|xxxx|xxxx|xxxx|xxxx)
#define VERS_ELEM_BDO (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_BIG (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_BLOCKQUOTE (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_BODY (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_BR (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_BUTTON (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_CAPTION (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_CENTER (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|xxxx|xxxx|xxxx|xxxx|xxxx)
#define VERS_ELEM_CITE (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_CODE (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_COL (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_COLGROUP (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_DD (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_DEL (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_DFN (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_DIR (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|xxxx|xxxx|xxxx|xxxx|xxxx)
#define VERS_ELEM_DIV (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_DL (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_DT (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_EM (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_FIELDSET (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_FONT (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|xxxx|xxxx|xxxx|xxxx|xxxx)
#define VERS_ELEM_FORM (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_FRAME (xxxx|xxxx|xxxx|xxxx|xxxx|H40F|H41F|X10F|xxxx|xxxx|xxxx|xxxx|xxxx)
#define VERS_ELEM_FRAMESET (xxxx|xxxx|xxxx|xxxx|xxxx|H40F|H41F|X10F|xxxx|xxxx|xxxx|xxxx|xxxx)
#define VERS_ELEM_H1 (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_H2 (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_H3 (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_H4 (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_H5 (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_H6 (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_HEAD (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_HR (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_HTML (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_I (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_IFRAME (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|xxxx|xxxx|xxxx|xxxx|xxxx)
#define VERS_ELEM_IMG (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_INPUT (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_INS (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_ISINDEX (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|xxxx|xxxx|xxxx|xxxx|xxxx)
#define VERS_ELEM_KBD (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_LABEL (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_LEGEND (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_LI (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_LINK (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_LISTING (HT20|HT32|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx)
#define VERS_ELEM_MAP (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_MENU (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|xxxx|xxxx|xxxx|xxxx|xxxx)
#define VERS_ELEM_META (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_NEXTID (HT20|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx)
#define VERS_ELEM_NOFRAMES (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|xxxx|xxxx|xxxx|xxxx|xxxx)
#define VERS_ELEM_NOSCRIPT (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_OBJECT (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_OL (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_OPTGROUP (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_OPTION (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_P (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_PARAM (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_PLAINTEXT (HT20|HT32|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx)
#define VERS_ELEM_PRE (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_Q (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_RB (xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|XH11|xxxx)
#define VERS_ELEM_RBC (xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|XH11|xxxx)
#define VERS_ELEM_RP (xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|XH11|xxxx)
#define VERS_ELEM_RT (xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|XH11|xxxx)
#define VERS_ELEM_RTC (xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|XH11|xxxx)
#define VERS_ELEM_RUBY (xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|XH11|xxxx)
#define VERS_ELEM_S (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|xxxx|xxxx|xxxx|xxxx|xxxx)
#define VERS_ELEM_SAMP (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_SCRIPT (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_SELECT (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_SMALL (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_SPAN (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_STRIKE (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|xxxx|xxxx|xxxx|xxxx|xxxx)
#define VERS_ELEM_STRONG (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_STYLE (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_SUB (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_SUP (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_TABLE (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_TBODY (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_TD (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_TEXTAREA (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_TFOOT (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_TH (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_THEAD (xxxx|xxxx|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_TITLE (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_TR (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_TT (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|xxxx)
#define VERS_ELEM_U (xxxx|HT32|H40T|H41T|X10T|H40F|H41F|X10F|xxxx|xxxx|xxxx|xxxx|xxxx)
#define VERS_ELEM_UL (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_VAR (HT20|HT32|H40T|H41T|X10T|H40F|H41F|X10F|H40S|H41S|X10S|XH11|XB10)
#define VERS_ELEM_XMP (HT20|HT32|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx|xxxx)
static const Dict tag_defs[] =
{
{ TidyTag_UNKNOWN, "unknown!", VERS_UNKNOWN, NULL, (0), NULL, NULL },
/* W3C defined elements */
{ TidyTag_A, "a", VERS_ELEM_A, &TY_(W3CAttrsFor_A)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_ABBR, "abbr", VERS_ELEM_ABBR, &TY_(W3CAttrsFor_ABBR)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_ACRONYM, "acronym", VERS_ELEM_ACRONYM, &TY_(W3CAttrsFor_ACRONYM)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_ADDRESS, "address", VERS_ELEM_ADDRESS, &TY_(W3CAttrsFor_ADDRESS)[0], (CM_BLOCK), TY_(ParseInline), NULL },
{ TidyTag_APPLET, "applet", VERS_ELEM_APPLET, &TY_(W3CAttrsFor_APPLET)[0], (CM_OBJECT|CM_IMG|CM_INLINE|CM_PARAM), TY_(ParseBlock), NULL },
{ TidyTag_AREA, "area", VERS_ELEM_AREA, &TY_(W3CAttrsFor_AREA)[0], (CM_BLOCK|CM_EMPTY), TY_(ParseEmpty), CheckAREA },
{ TidyTag_B, "b", VERS_ELEM_B, &TY_(W3CAttrsFor_B)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_BASE, "base", VERS_ELEM_BASE, &TY_(W3CAttrsFor_BASE)[0], (CM_HEAD|CM_EMPTY), TY_(ParseEmpty), NULL },
{ TidyTag_BASEFONT, "basefont", VERS_ELEM_BASEFONT, &TY_(W3CAttrsFor_BASEFONT)[0], (CM_INLINE|CM_EMPTY), TY_(ParseEmpty), NULL },
{ TidyTag_BDO, "bdo", VERS_ELEM_BDO, &TY_(W3CAttrsFor_BDO)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_BIG, "big", VERS_ELEM_BIG, &TY_(W3CAttrsFor_BIG)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_BLOCKQUOTE, "blockquote", VERS_ELEM_BLOCKQUOTE, &TY_(W3CAttrsFor_BLOCKQUOTE)[0], (CM_BLOCK), TY_(ParseBlock), NULL },
{ TidyTag_BODY, "body", VERS_ELEM_BODY, &TY_(W3CAttrsFor_BODY)[0], (CM_HTML|CM_OPT|CM_OMITST), TY_(ParseBody), NULL },
{ TidyTag_BR, "br", VERS_ELEM_BR, &TY_(W3CAttrsFor_BR)[0], (CM_INLINE|CM_EMPTY), TY_(ParseEmpty), NULL },
{ TidyTag_BUTTON, "button", VERS_ELEM_BUTTON, &TY_(W3CAttrsFor_BUTTON)[0], (CM_INLINE), TY_(ParseBlock), NULL },
{ TidyTag_CAPTION, "caption", VERS_ELEM_CAPTION, &TY_(W3CAttrsFor_CAPTION)[0], (CM_TABLE), TY_(ParseInline), CheckCaption },
{ TidyTag_CENTER, "center", VERS_ELEM_CENTER, &TY_(W3CAttrsFor_CENTER)[0], (CM_BLOCK), TY_(ParseBlock), NULL },
{ TidyTag_CITE, "cite", VERS_ELEM_CITE, &TY_(W3CAttrsFor_CITE)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_CODE, "code", VERS_ELEM_CODE, &TY_(W3CAttrsFor_CODE)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_COL, "col", VERS_ELEM_COL, &TY_(W3CAttrsFor_COL)[0], (CM_TABLE|CM_EMPTY), TY_(ParseEmpty), NULL },
{ TidyTag_COLGROUP, "colgroup", VERS_ELEM_COLGROUP, &TY_(W3CAttrsFor_COLGROUP)[0], (CM_TABLE|CM_OPT), TY_(ParseColGroup), NULL },
{ TidyTag_DD, "dd", VERS_ELEM_DD, &TY_(W3CAttrsFor_DD)[0], (CM_DEFLIST|CM_OPT|CM_NO_INDENT), TY_(ParseBlock), NULL },
{ TidyTag_DEL, "del", VERS_ELEM_DEL, &TY_(W3CAttrsFor_DEL)[0], (CM_INLINE|CM_BLOCK|CM_MIXED), TY_(ParseInline), NULL },
{ TidyTag_DFN, "dfn", VERS_ELEM_DFN, &TY_(W3CAttrsFor_DFN)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_DIR, "dir", VERS_ELEM_DIR, &TY_(W3CAttrsFor_DIR)[0], (CM_BLOCK|CM_OBSOLETE), TY_(ParseList), NULL },
{ TidyTag_DIV, "div", VERS_ELEM_DIV, &TY_(W3CAttrsFor_DIV)[0], (CM_BLOCK), TY_(ParseBlock), NULL },
{ TidyTag_DL, "dl", VERS_ELEM_DL, &TY_(W3CAttrsFor_DL)[0], (CM_BLOCK), TY_(ParseDefList), NULL },
{ TidyTag_DT, "dt", VERS_ELEM_DT, &TY_(W3CAttrsFor_DT)[0], (CM_DEFLIST|CM_OPT|CM_NO_INDENT), TY_(ParseInline), NULL },
{ TidyTag_EM, "em", VERS_ELEM_EM, &TY_(W3CAttrsFor_EM)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_FIELDSET, "fieldset", VERS_ELEM_FIELDSET, &TY_(W3CAttrsFor_FIELDSET)[0], (CM_BLOCK), TY_(ParseBlock), NULL },
{ TidyTag_FONT, "font", VERS_ELEM_FONT, &TY_(W3CAttrsFor_FONT)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_FORM, "form", VERS_ELEM_FORM, &TY_(W3CAttrsFor_FORM)[0], (CM_BLOCK), TY_(ParseBlock), CheckFORM },
{ TidyTag_FRAME, "frame", VERS_ELEM_FRAME, &TY_(W3CAttrsFor_FRAME)[0], (CM_FRAMES|CM_EMPTY), TY_(ParseEmpty), NULL },
{ TidyTag_FRAMESET, "frameset", VERS_ELEM_FRAMESET, &TY_(W3CAttrsFor_FRAMESET)[0], (CM_HTML|CM_FRAMES), TY_(ParseFrameSet), NULL },
{ TidyTag_H1, "h1", VERS_ELEM_H1, &TY_(W3CAttrsFor_H1)[0], (CM_BLOCK|CM_HEADING), TY_(ParseInline), NULL },
{ TidyTag_H2, "h2", VERS_ELEM_H2, &TY_(W3CAttrsFor_H2)[0], (CM_BLOCK|CM_HEADING), TY_(ParseInline), NULL },
{ TidyTag_H3, "h3", VERS_ELEM_H3, &TY_(W3CAttrsFor_H3)[0], (CM_BLOCK|CM_HEADING), TY_(ParseInline), NULL },
{ TidyTag_H4, "h4", VERS_ELEM_H4, &TY_(W3CAttrsFor_H4)[0], (CM_BLOCK|CM_HEADING), TY_(ParseInline), NULL },
{ TidyTag_H5, "h5", VERS_ELEM_H5, &TY_(W3CAttrsFor_H5)[0], (CM_BLOCK|CM_HEADING), TY_(ParseInline), NULL },
{ TidyTag_H6, "h6", VERS_ELEM_H6, &TY_(W3CAttrsFor_H6)[0], (CM_BLOCK|CM_HEADING), TY_(ParseInline), NULL },
{ TidyTag_HEAD, "head", VERS_ELEM_HEAD, &TY_(W3CAttrsFor_HEAD)[0], (CM_HTML|CM_OPT|CM_OMITST), TY_(ParseHead), NULL },
{ TidyTag_HR, "hr", VERS_ELEM_HR, &TY_(W3CAttrsFor_HR)[0], (CM_BLOCK|CM_EMPTY), TY_(ParseEmpty), NULL },
{ TidyTag_HTML, "html", VERS_ELEM_HTML, &TY_(W3CAttrsFor_HTML)[0], (CM_HTML|CM_OPT|CM_OMITST), TY_(ParseHTML), CheckHTML },
{ TidyTag_I, "i", VERS_ELEM_I, &TY_(W3CAttrsFor_I)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_IFRAME, "iframe", VERS_ELEM_IFRAME, &TY_(W3CAttrsFor_IFRAME)[0], (CM_INLINE), TY_(ParseBlock), NULL },
{ TidyTag_IMG, "img", VERS_ELEM_IMG, &TY_(W3CAttrsFor_IMG)[0], (CM_INLINE|CM_IMG|CM_EMPTY), TY_(ParseEmpty), CheckIMG },
{ TidyTag_INPUT, "input", VERS_ELEM_INPUT, &TY_(W3CAttrsFor_INPUT)[0], (CM_INLINE|CM_IMG|CM_EMPTY), TY_(ParseEmpty), NULL },
{ TidyTag_INS, "ins", VERS_ELEM_INS, &TY_(W3CAttrsFor_INS)[0], (CM_INLINE|CM_BLOCK|CM_MIXED), TY_(ParseInline), NULL },
{ TidyTag_ISINDEX, "isindex", VERS_ELEM_ISINDEX, &TY_(W3CAttrsFor_ISINDEX)[0], (CM_BLOCK|CM_EMPTY), TY_(ParseEmpty), NULL },
{ TidyTag_KBD, "kbd", VERS_ELEM_KBD, &TY_(W3CAttrsFor_KBD)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_LABEL, "label", VERS_ELEM_LABEL, &TY_(W3CAttrsFor_LABEL)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_LEGEND, "legend", VERS_ELEM_LEGEND, &TY_(W3CAttrsFor_LEGEND)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_LI, "li", VERS_ELEM_LI, &TY_(W3CAttrsFor_LI)[0], (CM_LIST|CM_OPT|CM_NO_INDENT), TY_(ParseBlock), NULL },
{ TidyTag_LINK, "link", VERS_ELEM_LINK, &TY_(W3CAttrsFor_LINK)[0], (CM_HEAD|CM_EMPTY), TY_(ParseEmpty), CheckLINK },
{ TidyTag_LISTING, "listing", VERS_ELEM_LISTING, &TY_(W3CAttrsFor_LISTING)[0], (CM_BLOCK|CM_OBSOLETE), TY_(ParsePre), NULL },
{ TidyTag_MAP, "map", VERS_ELEM_MAP, &TY_(W3CAttrsFor_MAP)[0], (CM_INLINE), TY_(ParseBlock), NULL },
{ TidyTag_MENU, "menu", VERS_ELEM_MENU, &TY_(W3CAttrsFor_MENU)[0], (CM_BLOCK|CM_OBSOLETE), TY_(ParseList), NULL },
{ TidyTag_META, "meta", VERS_ELEM_META, &TY_(W3CAttrsFor_META)[0], (CM_HEAD|CM_EMPTY), TY_(ParseEmpty), CheckMETA },
{ TidyTag_NOFRAMES, "noframes", VERS_ELEM_NOFRAMES, &TY_(W3CAttrsFor_NOFRAMES)[0], (CM_BLOCK|CM_FRAMES), TY_(ParseNoFrames), NULL },
{ TidyTag_NOSCRIPT, "noscript", VERS_ELEM_NOSCRIPT, &TY_(W3CAttrsFor_NOSCRIPT)[0], (CM_BLOCK|CM_INLINE|CM_MIXED), TY_(ParseBlock), NULL },
{ TidyTag_OBJECT, "object", VERS_ELEM_OBJECT, &TY_(W3CAttrsFor_OBJECT)[0], (CM_OBJECT|CM_HEAD|CM_IMG|CM_INLINE|CM_PARAM), TY_(ParseBlock), NULL },
{ TidyTag_OL, "ol", VERS_ELEM_OL, &TY_(W3CAttrsFor_OL)[0], (CM_BLOCK), TY_(ParseList), NULL },
{ TidyTag_OPTGROUP, "optgroup", VERS_ELEM_OPTGROUP, &TY_(W3CAttrsFor_OPTGROUP)[0], (CM_FIELD|CM_OPT), TY_(ParseOptGroup), NULL },
{ TidyTag_OPTION, "option", VERS_ELEM_OPTION, &TY_(W3CAttrsFor_OPTION)[0], (CM_FIELD|CM_OPT), TY_(ParseText), NULL },
{ TidyTag_P, "p", VERS_ELEM_P, &TY_(W3CAttrsFor_P)[0], (CM_BLOCK|CM_OPT), TY_(ParseInline), NULL },
{ TidyTag_PARAM, "param", VERS_ELEM_PARAM, &TY_(W3CAttrsFor_PARAM)[0], (CM_INLINE|CM_EMPTY), TY_(ParseEmpty), NULL },
{ TidyTag_PLAINTEXT, "plaintext", VERS_ELEM_PLAINTEXT, &TY_(W3CAttrsFor_PLAINTEXT)[0], (CM_BLOCK|CM_OBSOLETE), TY_(ParsePre), NULL },
{ TidyTag_PRE, "pre", VERS_ELEM_PRE, &TY_(W3CAttrsFor_PRE)[0], (CM_BLOCK), TY_(ParsePre), NULL },
{ TidyTag_Q, "q", VERS_ELEM_Q, &TY_(W3CAttrsFor_Q)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_RB, "rb", VERS_ELEM_RB, &TY_(W3CAttrsFor_RB)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_RBC, "rbc", VERS_ELEM_RBC, &TY_(W3CAttrsFor_RBC)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_RP, "rp", VERS_ELEM_RP, &TY_(W3CAttrsFor_RP)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_RT, "rt", VERS_ELEM_RT, &TY_(W3CAttrsFor_RT)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_RTC, "rtc", VERS_ELEM_RTC, &TY_(W3CAttrsFor_RTC)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_RUBY, "ruby", VERS_ELEM_RUBY, &TY_(W3CAttrsFor_RUBY)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_S, "s", VERS_ELEM_S, &TY_(W3CAttrsFor_S)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_SAMP, "samp", VERS_ELEM_SAMP, &TY_(W3CAttrsFor_SAMP)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_SCRIPT, "script", VERS_ELEM_SCRIPT, &TY_(W3CAttrsFor_SCRIPT)[0], (CM_HEAD|CM_MIXED|CM_BLOCK|CM_INLINE), TY_(ParseScript), CheckSCRIPT },
{ TidyTag_SELECT, "select", VERS_ELEM_SELECT, &TY_(W3CAttrsFor_SELECT)[0], (CM_INLINE|CM_FIELD), TY_(ParseSelect), NULL },
{ TidyTag_SMALL, "small", VERS_ELEM_SMALL, &TY_(W3CAttrsFor_SMALL)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_SPAN, "span", VERS_ELEM_SPAN, &TY_(W3CAttrsFor_SPAN)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_STRIKE, "strike", VERS_ELEM_STRIKE, &TY_(W3CAttrsFor_STRIKE)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_STRONG, "strong", VERS_ELEM_STRONG, &TY_(W3CAttrsFor_STRONG)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_STYLE, "style", VERS_ELEM_STYLE, &TY_(W3CAttrsFor_STYLE)[0], (CM_HEAD), TY_(ParseScript), CheckSTYLE },
{ TidyTag_SUB, "sub", VERS_ELEM_SUB, &TY_(W3CAttrsFor_SUB)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_SUP, "sup", VERS_ELEM_SUP, &TY_(W3CAttrsFor_SUP)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_TABLE, "table", VERS_ELEM_TABLE, &TY_(W3CAttrsFor_TABLE)[0], (CM_BLOCK), TY_(ParseTableTag), CheckTABLE },
{ TidyTag_TBODY, "tbody", VERS_ELEM_TBODY, &TY_(W3CAttrsFor_TBODY)[0], (CM_TABLE|CM_ROWGRP|CM_OPT), TY_(ParseRowGroup), NULL },
{ TidyTag_TD, "td", VERS_ELEM_TD, &TY_(W3CAttrsFor_TD)[0], (CM_ROW|CM_OPT|CM_NO_INDENT), TY_(ParseBlock), NULL },
{ TidyTag_TEXTAREA, "textarea", VERS_ELEM_TEXTAREA, &TY_(W3CAttrsFor_TEXTAREA)[0], (CM_INLINE|CM_FIELD), TY_(ParseText), NULL },
{ TidyTag_TFOOT, "tfoot", VERS_ELEM_TFOOT, &TY_(W3CAttrsFor_TFOOT)[0], (CM_TABLE|CM_ROWGRP|CM_OPT), TY_(ParseRowGroup), NULL },
{ TidyTag_TH, "th", VERS_ELEM_TH, &TY_(W3CAttrsFor_TH)[0], (CM_ROW|CM_OPT|CM_NO_INDENT), TY_(ParseBlock), NULL },
{ TidyTag_THEAD, "thead", VERS_ELEM_THEAD, &TY_(W3CAttrsFor_THEAD)[0], (CM_TABLE|CM_ROWGRP|CM_OPT), TY_(ParseRowGroup), NULL },
{ TidyTag_TITLE, "title", VERS_ELEM_TITLE, &TY_(W3CAttrsFor_TITLE)[0], (CM_HEAD), TY_(ParseTitle), NULL },
{ TidyTag_TR, "tr", VERS_ELEM_TR, &TY_(W3CAttrsFor_TR)[0], (CM_TABLE|CM_OPT), TY_(ParseRow), NULL },
{ TidyTag_TT, "tt", VERS_ELEM_TT, &TY_(W3CAttrsFor_TT)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_U, "u", VERS_ELEM_U, &TY_(W3CAttrsFor_U)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_UL, "ul", VERS_ELEM_UL, &TY_(W3CAttrsFor_UL)[0], (CM_BLOCK), TY_(ParseList), NULL },
{ TidyTag_VAR, "var", VERS_ELEM_VAR, &TY_(W3CAttrsFor_VAR)[0], (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_XMP, "xmp", VERS_ELEM_XMP, &TY_(W3CAttrsFor_XMP)[0], (CM_BLOCK|CM_OBSOLETE), TY_(ParsePre), NULL },
{ TidyTag_NEXTID, "nextid", VERS_ELEM_NEXTID, &TY_(W3CAttrsFor_NEXTID)[0], (CM_HEAD|CM_EMPTY), TY_(ParseEmpty), NULL },
/* proprietary elements */
{ TidyTag_ALIGN, "align", VERS_NETSCAPE, NULL, (CM_BLOCK), TY_(ParseBlock), NULL },
{ TidyTag_BGSOUND, "bgsound", VERS_MICROSOFT, NULL, (CM_HEAD|CM_EMPTY), TY_(ParseEmpty), NULL },
{ TidyTag_BLINK, "blink", VERS_PROPRIETARY, NULL, (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_COMMENT, "comment", VERS_MICROSOFT, NULL, (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_EMBED, "embed", VERS_NETSCAPE, NULL, (CM_INLINE|CM_IMG|CM_EMPTY), TY_(ParseEmpty), NULL },
{ TidyTag_ILAYER, "ilayer", VERS_NETSCAPE, NULL, (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_KEYGEN, "keygen", VERS_NETSCAPE, NULL, (CM_INLINE|CM_EMPTY), TY_(ParseEmpty), NULL },
{ TidyTag_LAYER, "layer", VERS_NETSCAPE, NULL, (CM_BLOCK), TY_(ParseBlock), NULL },
{ TidyTag_MARQUEE, "marquee", VERS_MICROSOFT, NULL, (CM_INLINE|CM_OPT), TY_(ParseInline), NULL },
{ TidyTag_MULTICOL, "multicol", VERS_NETSCAPE, NULL, (CM_BLOCK), TY_(ParseBlock), NULL },
{ TidyTag_NOBR, "nobr", VERS_PROPRIETARY, NULL, (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_NOEMBED, "noembed", VERS_NETSCAPE, NULL, (CM_INLINE), TY_(ParseInline), NULL },
{ TidyTag_NOLAYER, "nolayer", VERS_NETSCAPE, NULL, (CM_BLOCK|CM_INLINE|CM_MIXED), TY_(ParseBlock), NULL },
{ TidyTag_NOSAVE, "nosave", VERS_NETSCAPE, NULL, (CM_BLOCK), TY_(ParseBlock), NULL },
{ TidyTag_SERVER, "server", VERS_NETSCAPE, NULL, (CM_HEAD|CM_MIXED|CM_BLOCK|CM_INLINE), TY_(ParseScript), NULL },
{ TidyTag_SERVLET, "servlet", VERS_SUN, NULL, (CM_OBJECT|CM_IMG|CM_INLINE|CM_PARAM), TY_(ParseBlock), NULL },
{ TidyTag_SPACER, "spacer", VERS_NETSCAPE, NULL, (CM_INLINE|CM_EMPTY), TY_(ParseEmpty), NULL },
{ TidyTag_WBR, "wbr", VERS_PROPRIETARY, NULL, (CM_INLINE|CM_EMPTY), TY_(ParseEmpty), NULL },
/* this must be the final entry */
{ (TidyTagId)0, NULL, 0, NULL, (0), NULL, NULL }
};
#if ELEMENT_HASH_LOOKUP
static uint tagsHash(ctmbstr s)
{
uint hashval;
for (hashval = 0; *s != '\0'; s++)
hashval = *s + 31*hashval;
return hashval % ELEMENT_HASH_SIZE;
}
static const Dict *tagsInstall(TidyDocImpl* doc, TidyTagImpl* tags, const Dict* old)
{
DictHash *np;
uint hashval;
if (old)
{
np = (DictHash *)TidyDocAlloc(doc, sizeof(*np));
np->tag = old;
hashval = tagsHash(old->name);
np->next = tags->hashtab[hashval];
tags->hashtab[hashval] = np;
}
return old;
}
static void tagsRemoveFromHash( TidyDocImpl* doc, TidyTagImpl* tags, ctmbstr s )
{
uint h = tagsHash(s);
DictHash *p, *prev = NULL;
for (p = tags->hashtab[h]; p && p->tag; p = p->next)
{
if (TY_(tmbstrcmp)(s, p->tag->name) == 0)
{
DictHash* next = p->next;
if ( prev )
prev->next = next;
else
tags->hashtab[h] = next;
TidyDocFree(doc, p);
return;
}
prev = p;
}
}
static void tagsEmptyHash( TidyDocImpl* doc, TidyTagImpl* tags )
{
uint i;
DictHash *prev, *next;
for (i = 0; i < ELEMENT_HASH_SIZE; ++i)
{
prev = NULL;
next = tags->hashtab[i];
while(next)
{
prev = next->next;
TidyDocFree(doc, next);
next = prev;
}
tags->hashtab[i] = NULL;
}
}
#endif /* ELEMENT_HASH_LOOKUP */
static const Dict* tagsLookup( TidyDocImpl* doc, TidyTagImpl* tags, ctmbstr s )
{
const Dict *np;
#if ELEMENT_HASH_LOOKUP
const DictHash* p;
#endif
if (!s)
return NULL;
#if ELEMENT_HASH_LOOKUP
/* this breaks if declared elements get changed between two */
/* parser runs since Tidy would use the cached version rather */
/* than the new one. */
/* However, as FreeDeclaredTags() correctly cleans the hash */
/* this should not be true anymore. */
for (p = tags->hashtab[tagsHash(s)]; p && p->tag; p = p->next)
if (TY_(tmbstrcmp)(s, p->tag->name) == 0)
return p->tag;
for (np = tag_defs + 1; np < tag_defs + N_TIDY_TAGS; ++np)
if (TY_(tmbstrcmp)(s, np->name) == 0)
return tagsInstall(doc, tags, np);
for (np = tags->declared_tag_list; np; np = np->next)
if (TY_(tmbstrcmp)(s, np->name) == 0)
return tagsInstall(doc, tags, np);
#else
for (np = tag_defs + 1; np < tag_defs + N_TIDY_TAGS; ++np)
if (TY_(tmbstrcmp)(s, np->name) == 0)
return np;
for (np = tags->declared_tag_list; np; np = np->next)
if (TY_(tmbstrcmp)(s, np->name) == 0)
return np;
#endif /* ELEMENT_HASH_LOOKUP */
return NULL;
}
static Dict* NewDict( TidyDocImpl* doc, ctmbstr name )
{
Dict *np = (Dict*) TidyDocAlloc( doc, sizeof(Dict) );
np->id = TidyTag_UNKNOWN;
np->name = name ? TY_(tmbstrdup)( doc->allocator, name ) : NULL;
np->versions = VERS_UNKNOWN;
np->attrvers = NULL;
np->model = CM_UNKNOWN;
np->parser = 0;
np->chkattrs = 0;
np->next = NULL;
return np;
}
static void FreeDict( TidyDocImpl* doc, Dict *d )
{
if ( d )
TidyDocFree( doc, d->name );
TidyDocFree( doc, d );
}
static void declare( TidyDocImpl* doc, TidyTagImpl* tags,
ctmbstr name, uint versions, uint model,
Parser *parser, CheckAttribs *chkattrs )
{
if ( name )
{
Dict* np = (Dict*) tagsLookup( doc, tags, name );
if ( np == NULL )
{
np = NewDict( doc, name );
np->next = tags->declared_tag_list;
tags->declared_tag_list = np;
}
/* Make sure we are not over-writing predefined tags */
if ( np->id == TidyTag_UNKNOWN )
{
np->versions = versions;
np->model |= model;
np->parser = parser;
np->chkattrs = chkattrs;
np->attrvers = NULL;
}
}
}
/* public interface for finding tag by name */
Bool TY_(FindTag)( TidyDocImpl* doc, Node *node )
{
const Dict *np = NULL;
if ( cfgBool(doc, TidyXmlTags) )
{
node->tag = doc->tags.xml_tags;
return yes;
}
if ( node->element && (np = tagsLookup(doc, &doc->tags, node->element)) )
{
node->tag = np;
return yes;
}
return no;
}
const Dict* TY_(LookupTagDef)( TidyTagId tid )
{
const Dict *np;
for (np = tag_defs + 1; np < tag_defs + N_TIDY_TAGS; ++np )
if (np->id == tid)
return np;
return NULL;
}
Parser* TY_(FindParser)( TidyDocImpl* doc, Node *node )
{
const Dict* np = tagsLookup( doc, &doc->tags, node->element );
if ( np )
return np->parser;
return NULL;
}
void TY_(DefineTag)( TidyDocImpl* doc, UserTagType tagType, ctmbstr name )
{
Parser* parser = 0;
uint cm = CM_UNKNOWN;
uint vers = VERS_PROPRIETARY;
switch (tagType)
{
case tagtype_empty:
cm = CM_EMPTY|CM_NO_INDENT|CM_NEW;
parser = TY_(ParseBlock);
break;
case tagtype_inline:
cm = CM_INLINE|CM_NO_INDENT|CM_NEW;
parser = TY_(ParseInline);
break;
case tagtype_block:
cm = CM_BLOCK|CM_NO_INDENT|CM_NEW;
parser = TY_(ParseBlock);
break;
case tagtype_pre:
cm = CM_BLOCK|CM_NO_INDENT|CM_NEW;
parser = TY_(ParsePre);
break;
case tagtype_null:
break;
}
if ( cm && parser )
declare( doc, &doc->tags, name, vers, cm, parser, 0 );
}
TidyIterator TY_(GetDeclaredTagList)( TidyDocImpl* doc )
{
return (TidyIterator) doc->tags.declared_tag_list;
}
ctmbstr TY_(GetNextDeclaredTag)( TidyDocImpl* ARG_UNUSED(doc),
UserTagType tagType, TidyIterator* iter )
{
ctmbstr name = NULL;
Dict* curr;
for ( curr = (Dict*) *iter; name == NULL && curr != NULL; curr = curr->next )
{
switch ( tagType )
{
case tagtype_empty:
if ( (curr->model & CM_EMPTY) != 0 )
name = curr->name;
break;
case tagtype_inline:
if ( (curr->model & CM_INLINE) != 0 )
name = curr->name;
break;
case tagtype_block:
if ( (curr->model & CM_BLOCK) != 0 &&
curr->parser == TY_(ParseBlock) )
name = curr->name;
break;
case tagtype_pre:
if ( (curr->model & CM_BLOCK) != 0 &&
curr->parser == TY_(ParsePre) )
name = curr->name;
break;
case tagtype_null:
break;
}
}
*iter = (TidyIterator) curr;
return name;
}
void TY_(InitTags)( TidyDocImpl* doc )
{
Dict* xml;
TidyTagImpl* tags = &doc->tags;
TidyClearMemory( tags, sizeof(TidyTagImpl) );
/* create dummy entry for all xml tags */
xml = NewDict( doc, NULL );
xml->versions = VERS_XML;
xml->model = CM_BLOCK;
xml->parser = 0;
xml->chkattrs = 0;
xml->attrvers = NULL;
tags->xml_tags = xml;
}
/* By default, zap all of them. But allow
** an single type to be specified.
*/
void TY_(FreeDeclaredTags)( TidyDocImpl* doc, UserTagType tagType )
{
TidyTagImpl* tags = &doc->tags;
Dict *curr, *next = NULL, *prev = NULL;
for ( curr=tags->declared_tag_list; curr; curr = next )
{
Bool deleteIt = yes;
next = curr->next;
switch ( tagType )
{
case tagtype_empty:
deleteIt = ( curr->model & CM_EMPTY ) != 0;
break;
case tagtype_inline:
deleteIt = ( curr->model & CM_INLINE ) != 0;
break;
case tagtype_block:
deleteIt = ( (curr->model & CM_BLOCK) != 0 &&
curr->parser == TY_(ParseBlock) );
break;
case tagtype_pre:
deleteIt = ( (curr->model & CM_BLOCK) != 0 &&
curr->parser == TY_(ParsePre) );
break;
case tagtype_null:
break;
}
if ( deleteIt )
{
#if ELEMENT_HASH_LOOKUP
tagsRemoveFromHash( doc, &doc->tags, curr->name );
#endif
FreeDict( doc, curr );
if ( prev )
prev->next = next;
else
tags->declared_tag_list = next;
}
else
prev = curr;
}
}
void TY_(FreeTags)( TidyDocImpl* doc )
{
TidyTagImpl* tags = &doc->tags;
#if ELEMENT_HASH_LOOKUP
tagsEmptyHash( doc, tags );
#endif
TY_(FreeDeclaredTags)( doc, tagtype_null );
FreeDict( doc, tags->xml_tags );
/* get rid of dangling tag references */
TidyClearMemory( tags, sizeof(TidyTagImpl) );
}
/* default method for checking an element's attributes */
void TY_(CheckAttributes)( TidyDocImpl* doc, Node *node )
{
AttVal *next, *attval = node->attributes;
while (attval)
{
next = attval->next;
TY_(CheckAttribute)( doc, node, attval );
attval = next;
}
}
/* methods for checking attributes for specific elements */
void CheckIMG( TidyDocImpl* doc, Node *node )
{
Bool HasAlt = TY_(AttrGetById)(node, TidyAttr_ALT) != NULL;
Bool HasSrc = TY_(AttrGetById)(node, TidyAttr_SRC) != NULL;
Bool HasUseMap = TY_(AttrGetById)(node, TidyAttr_USEMAP) != NULL;
Bool HasIsMap = TY_(AttrGetById)(node, TidyAttr_ISMAP) != NULL;
Bool HasDataFld = TY_(AttrGetById)(node, TidyAttr_DATAFLD) != NULL;
TY_(CheckAttributes)(doc, node);
if ( !HasAlt )
{
if ( cfg(doc, TidyAccessibilityCheckLevel) == 0 )
{
doc->badAccess |= BA_MISSING_IMAGE_ALT;
TY_(ReportMissingAttr)( doc, node, "alt" );
}
if ( cfgStr(doc, TidyAltText) )
TY_(AddAttribute)( doc, node, "alt", cfgStr(doc, TidyAltText) );
}
if ( !HasSrc && !HasDataFld )
TY_(ReportMissingAttr)( doc, node, "src" );
if ( cfg(doc, TidyAccessibilityCheckLevel) == 0 )
{
if ( HasIsMap && !HasUseMap )
TY_(ReportAttrError)( doc, node, NULL, MISSING_IMAGEMAP);
}
}
void CheckCaption(TidyDocImpl* doc, Node *node)
{
AttVal *attval;
TY_(CheckAttributes)(doc, node);
attval = TY_(AttrGetById)(node, TidyAttr_ALIGN);
if (!AttrHasValue(attval))
return;
if (AttrValueIs(attval, "left") || AttrValueIs(attval, "right"))
TY_(ConstrainVersion)(doc, VERS_HTML40_LOOSE);
else if (AttrValueIs(attval, "top") || AttrValueIs(attval, "bottom"))
TY_(ConstrainVersion)(doc, ~(VERS_HTML20|VERS_HTML32));
else
TY_(ReportAttrError)(doc, node, attval, BAD_ATTRIBUTE_VALUE);
}
void CheckHTML( TidyDocImpl* doc, Node *node )
{
TY_(CheckAttributes)(doc, node);
}
void CheckAREA( TidyDocImpl* doc, Node *node )
{
Bool HasAlt = TY_(AttrGetById)(node, TidyAttr_ALT) != NULL;
Bool HasHref = TY_(AttrGetById)(node, TidyAttr_HREF) != NULL;
Bool HasNohref = TY_(AttrGetById)(node, TidyAttr_NOHREF) != NULL;
TY_(CheckAttributes)(doc, node);
if ( !HasAlt )
{
if ( cfg(doc, TidyAccessibilityCheckLevel) == 0 )
{
doc->badAccess |= BA_MISSING_LINK_ALT;
TY_(ReportMissingAttr)( doc, node, "alt" );
}
}
if ( !HasHref && !HasNohref )
TY_(ReportMissingAttr)( doc, node, "href" );
}
void CheckTABLE( TidyDocImpl* doc, Node *node )
{
AttVal* attval;
Bool HasSummary = TY_(AttrGetById)(node, TidyAttr_SUMMARY) != NULL;
TY_(CheckAttributes)(doc, node);
/* a missing summary attribute is bad accessibility, no matter
what HTML version is involved; a document without is valid */
if (cfg(doc, TidyAccessibilityCheckLevel) == 0)
{
if (!HasSummary)
{
doc->badAccess |= BA_MISSING_SUMMARY;
TY_(ReportMissingAttr)( doc, node, "summary");
}
}
/* convert <table border> to <table border="1"> */
if ( cfgBool(doc, TidyXmlOut) && (attval = TY_(AttrGetById)(node, TidyAttr_BORDER)) )
{
if (attval->value == NULL)
attval->value = TY_(tmbstrdup)(doc->allocator, "1");
}
}
/* add missing type attribute when appropriate */
void CheckSCRIPT( TidyDocImpl* doc, Node *node )
{
AttVal *lang, *type;
char buf[16];
TY_(CheckAttributes)(doc, node);
lang = TY_(AttrGetById)(node, TidyAttr_LANGUAGE);
type = TY_(AttrGetById)(node, TidyAttr_TYPE);
if (!type)
{
/* check for javascript */
if (lang)
{
/* Test #696799. lang->value can be NULL. */
buf[0] = '\0';
TY_(tmbstrncpy)(buf, lang->value, sizeof(buf));
buf[10] = '\0';
if (TY_(tmbstrncasecmp)(buf, "javascript", 10) == 0 ||
TY_(tmbstrncasecmp)(buf, "jscript", 7) == 0)
{
TY_(AddAttribute)(doc, node, "type", "text/javascript");
}
else if (TY_(tmbstrcasecmp)(buf, "vbscript") == 0)
{
/* per Randy Waki 8/6/01 */
TY_(AddAttribute)(doc, node, "type", "text/vbscript");
}
}
else
{
TY_(AddAttribute)(doc, node, "type", "text/javascript");
}
type = TY_(AttrGetById)(node, TidyAttr_TYPE);
if (type != NULL)
{
TY_(ReportAttrError)(doc, node, type, INSERTING_ATTRIBUTE);
}
else
{
TY_(ReportMissingAttr)(doc, node, "type");
}
}
}
/* add missing type attribute when appropriate */
void CheckSTYLE( TidyDocImpl* doc, Node *node )
{
AttVal *type = TY_(AttrGetById)(node, TidyAttr_TYPE);
TY_(CheckAttributes)( doc, node );
if ( !type || !type->value || !TY_(tmbstrlen)(type->value) )
{
type = TY_(RepairAttrValue)(doc, node, "type", "text/css");
TY_(ReportAttrError)( doc, node, type, INSERTING_ATTRIBUTE );
}
}
/* add missing type attribute when appropriate */
void CheckLINK( TidyDocImpl* doc, Node *node )
{
AttVal *rel = TY_(AttrGetById)(node, TidyAttr_REL);
TY_(CheckAttributes)( doc, node );
/* todo: <link rel="alternate stylesheet"> */
if (AttrValueIs(rel, "stylesheet"))
{
AttVal *type = TY_(AttrGetById)(node, TidyAttr_TYPE);
if (!type)
{
TY_(AddAttribute)( doc, node, "type", "text/css" );
type = TY_(AttrGetById)(node, TidyAttr_TYPE);
TY_(ReportAttrError)( doc, node, type, INSERTING_ATTRIBUTE );
}
}
}
/* reports missing action attribute */
void CheckFORM( TidyDocImpl* doc, Node *node )
{
AttVal *action = TY_(AttrGetById)(node, TidyAttr_ACTION);
TY_(CheckAttributes)(doc, node);
if (!action)
TY_(ReportMissingAttr)(doc, node, "action");
}
/* reports missing content attribute */
void CheckMETA( TidyDocImpl* doc, Node *node )
{
AttVal *content = TY_(AttrGetById)(node, TidyAttr_CONTENT);
TY_(CheckAttributes)(doc, node);
if (!content)
TY_(ReportMissingAttr)( doc, node, "content" );
/* name or http-equiv attribute must also be set */
}
Bool TY_(nodeIsText)( Node* node )
{
return ( node && node->type == TextNode );
}
Bool TY_(nodeHasText)( TidyDocImpl* doc, Node* node )
{
if ( doc && node )
{
uint ix;
Lexer* lexer = doc->lexer;
for ( ix = node->start; ix < node->end; ++ix )
{
/* whitespace */
if ( !TY_(IsWhite)( lexer->lexbuf[ix] ) )
return yes;
}
}
return no;
}
Bool TY_(nodeIsElement)( Node* node )
{
return ( node &&
(node->type == StartTag || node->type == StartEndTag) );
}
#if 0
/* Compare & result to operand. If equal, then all bits
** requested are set.
*/
Bool nodeMatchCM( Node* node, uint contentModel )
{
return ( node && node->tag &&
(node->tag->model & contentModel) == contentModel );
}
#endif
/* True if any of the bits requested are set.
*/
Bool TY_(nodeHasCM)( Node* node, uint contentModel )
{
return ( node && node->tag &&
(node->tag->model & contentModel) != 0 );
}
Bool TY_(nodeCMIsBlock)( Node* node )
{
return TY_(nodeHasCM)( node, CM_BLOCK );
}
Bool TY_(nodeCMIsInline)( Node* node )
{
return TY_(nodeHasCM)( node, CM_INLINE );
}
Bool TY_(nodeCMIsEmpty)( Node* node )
{
return TY_(nodeHasCM)( node, CM_EMPTY );
}
Bool TY_(nodeIsHeader)( Node* node )
{
TidyTagId tid = TagId( node );
return ( tid && (
tid == TidyTag_H1 ||
tid == TidyTag_H2 ||
tid == TidyTag_H3 ||
tid == TidyTag_H4 ||
tid == TidyTag_H5 ||
tid == TidyTag_H6 ));
}
uint TY_(nodeHeaderLevel)( Node* node )
{
TidyTagId tid = TagId( node );
switch ( tid )
{
case TidyTag_H1:
return 1;
case TidyTag_H2:
return 2;
case TidyTag_H3:
return 3;
case TidyTag_H4:
return 4;
case TidyTag_H5:
return 5;
case TidyTag_H6:
return 6;
default:
{
/* fall through */
}
}
return 0;
}
/*
* local variables:
* mode: c
* indent-tabs-mode: nil
* c-basic-offset: 4
* eval: (c-set-offset 'substatement-open 0)
* end:
*/
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