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/**********************************************************************
* Jhove - JSTOR/Harvard Object Validation Environment
* Copyright 2004 by JSTOR and the President and Fellows of Harvard College
**********************************************************************/
package edu.harvard.hul.ois.jhove.module.html;
import java.util.*;
/**
* Abstract class for common features of HTML 4.0 and 4.01
* documents.
*
* @author Gary McGath
*
*/
public abstract class Html4DocDesc extends HtmlDocDesc {
/** Names of font-related elements. */
protected static String[] fontMarkup;
/** Names of phrase elements. */
protected static String[] phraseMarkup;
/** Names of special elements. */
protected static String[] specialMarkup;
/** Names of form elements. */
protected static String[] formMarkup;
/** Names of list elements. */
protected static String[] listMarkup;
/** List of block elements. */
protected static List blockContent;
/** List of flow elements. */
protected static List flowContent;
/** List of inline elements. */
protected static List inlineContent;
/** List consisting of the LI element. */
protected static List listContent;
/** List of elements for the BODY element and some other elements. */
protected static List bodyContent;
/** Core attributes list. */
protected static List coreAttrs;
/** Internationalization attributes list. */
protected static List i18nAttrs;
/** Event attributes list. */
protected static List eventAttrs;
/** Big attributes list. The dtd calls this "attrs", but here
* it's called lotsaAttrs to avoid confusion with common
* local variables. */
protected static List bigAttrs;
/** Big attributes plus reserved attributes. */
protected static List biggerAttrs;
/** Attributes described as "reserved for future use." */
protected static List reservedAttrs;
/** Horizontal alignment attribute for cells. */
protected static HtmlAttributeDesc halignAtt;
/** Vertical alignment attribute for cells. */
protected static HtmlAttributeDesc valignAtt;
/** Attributes for TH and TD elements */
protected static List thtdAtts;
/** Initialization code. This is called from the static initializer
* of our subclasses. */
protected static void classInit4 (Map stSupportedElements)
{
phraseMarkup = new String[]
{ "em", "strong", "dfn", "code", "samp", "kbd", "var", "cite",
"abbr", "acronym" };
formMarkup = new String[]
{ "input", "select", "textarea", "label", "button" };
/* Core attrs list, used for various elements */
coreAttrs = new ArrayList (4);
addSimpleAttribute (coreAttrs, "id");
addSimpleAttribute (coreAttrs, "class");
addSimpleAttribute (coreAttrs, "style");
addSimpleAttribute (coreAttrs, "title");
/* Internationalization attrs list */
i18nAttrs = new ArrayList (2);
addSimpleAttribute (i18nAttrs, "lang");
i18nAttrs.add (new HtmlAttributeDesc ("id",
new String[] {"ltr", "rtl"},
HtmlAttributeDesc.IMPLIED));
/* Event attrs list */
eventAttrs = new ArrayList (10);
addSimpleAttribute (eventAttrs, "onclick");
addSimpleAttribute (eventAttrs, "ondblclick");
addSimpleAttribute (eventAttrs, "onmousedown");
addSimpleAttribute (eventAttrs, "onmouseup");
addSimpleAttribute (eventAttrs, "onmouseover");
addSimpleAttribute (eventAttrs, "onmousemove");
addSimpleAttribute (eventAttrs, "onmouseout");
addSimpleAttribute (eventAttrs, "onkeypress");
addSimpleAttribute (eventAttrs, "onkeydown");
addSimpleAttribute (eventAttrs, "onkeyup");
bigAttrs = new ArrayList
(coreAttrs.size() + i18nAttrs.size() + eventAttrs.size());
bigAttrs.addAll (coreAttrs);
bigAttrs.addAll (i18nAttrs);
bigAttrs.addAll (eventAttrs);
/* Attributes described as "reserved for future use." */
reservedAttrs = new ArrayList (3);
addSimpleAttribute (reservedAttrs, "datasrc");
addSimpleAttribute (reservedAttrs, "datafld");
addSimpleAttribute (reservedAttrs, "dataformatas"); // yes, spelled that way
/* Big attributes plus reserved attributes. */
biggerAttrs = new ArrayList (bigAttrs.size() + 3);
biggerAttrs.addAll (bigAttrs);
biggerAttrs.addAll (reservedAttrs);
/* Reusable attributes for cell alignment. */
halignAtt = new HtmlAttributeDesc
("align",
new String [] {"left", "center", "right", "justify", "char"},
HtmlAttributeDesc.IMPLIED);
valignAtt =
new HtmlAttributeDesc ("valign",
new String[] { "top", "middle", "bottom", "baseline" },
HtmlAttributeDesc.IMPLIED);
}
/** Static initializers for each element. If elements are common to more
* than one HTML version, they should be moved into the superclass.
* Different initializers may have different argument lists. */
/** Defines the ADDRESS element. */
protected static void addAddressElement (Map stSupportedElements)
{
String name = "address";
List addressContent = new ArrayList (36);
addressContent.addAll (inlineContent);
addressContent.add ("p");
HtmlTagDesc td =
new HtmlTagDesc (name, true, true, addressContent, bigAttrs);
stSupportedElements.put (name, td);
}
/** Defines the BDO element. */
protected static void addBdoElement (Map stSupportedElements)
{
String name = "bdo";
List atts = new ArrayList (coreAttrs.size () + 2);
atts.addAll (coreAttrs);
addSimpleAttribute (atts, "lang");
atts.add (new HtmlAttributeDesc ("dir",
new String[] { "ltr", "rtl" }, HtmlAttributeDesc.REQUIRED));
HtmlTagDesc td = new HtmlTagDesc (name, true, true, inlineContent, atts);
stSupportedElements.put (name, td);
}
/** Defines the BODY element. */
protected static void addBodyElement (Map stSupportedElements)
{
/* bodyContent is different for transitional and strict, but
* the code in this function is common to both. */
String name = "body";
List atts = new ArrayList (bigAttrs.size () + 2);
atts.addAll (bigAttrs);
addSimpleAttribute (atts, "onload");
addSimpleAttribute (atts, "onunload");
HtmlTagDesc td = new HtmlTagDesc (name, true, true, bodyContent, atts);
stSupportedElements.put (name, td);
}
/** Defines the COL element. */
protected static void addColElement
(Map stSupportedElements, List cellalignAttrs)
{
String name = "col";
List atts = new ArrayList (bigAttrs.size () + 8);
atts.addAll (bigAttrs);
atts.addAll (cellalignAttrs);
addSimpleAttribute (atts, "span");
addSimpleAttribute (atts, "width");
HtmlTagDesc td = new HtmlTagDesc (name, true, false, null, atts);
stSupportedElements.put (name, td);
}
/** Defines the COLGROUP element. */
protected static void addColgroupElement
(Map stSupportedElements, List cellalignAttrs)
{
String name = "colgroup";
List content = new ArrayList (1);
content.add ("col");
List atts = new ArrayList (bigAttrs.size () + 8);
atts.addAll (bigAttrs);
atts.addAll (cellalignAttrs);
addSimpleAttribute (atts, "span");
addSimpleAttribute (atts, "width");
HtmlTagDesc td = new HtmlTagDesc (name, true, false, content, atts);
stSupportedElements.put (name, td);
}
/** Defines the DD element. */
protected static void addDdElement (Map stSupportedElements)
{
String name = "dd";
HtmlTagDesc td =
new HtmlTagDesc (name, true, false, flowContent, bigAttrs);
stSupportedElements.put (name, td);
}
/** Defines the DEL element. */
protected static void addDelElement (Map stSupportedElements)
{
final String name = "del";
List atts = new ArrayList (bigAttrs.size () + 2);
atts.addAll (bigAttrs);
addSimpleAttribute (atts, "cite");
addSimpleAttribute (atts, "datetime");
HtmlTagDesc td = new HtmlTagDesc (name, true, true, flowContent, atts);
stSupportedElements.put (name, td);
}
/** Defines the DT element. */
protected static void addDtElement (Map stSupportedElements)
{
String name = "dt";
HtmlTagDesc td =
new HtmlTagDesc (name, true, false, inlineContent, bigAttrs);
stSupportedElements.put (name, td);
}
/** Defines the FIELDSET element. */
protected static void addFieldsetElement (Map stSupportedElements)
{
String name = "fieldset";
List content = new ArrayList (flowContent.size () + 3);
content.addAll (flowContent);
content.add (HtmlSpecialToken.PCDATA);
content.add ("legend");
HtmlTagDesc td =
new HtmlTagDesc (name, true, true, content, bigAttrs);
stSupportedElements.put (name, td);
}
/** Defines the INS element. */
protected static void addInsElement (Map stSupportedElements)
{
final String name = "ins";
List atts = new ArrayList (bigAttrs.size () + 2);
atts.addAll (bigAttrs);
addSimpleAttribute (atts, "cite");
addSimpleAttribute (atts, "datetime");
HtmlTagDesc td = new HtmlTagDesc (name, true, true, flowContent, atts);
stSupportedElements.put (name, td);
}
/** Defines the LABEL element. */
protected static void addLabelElement
(Map stSupportedElements)
{
final String name = "label";
List atts = new ArrayList (bigAttrs.size () + 4);
atts.addAll (bigAttrs);
addSimpleAttribute (atts, "for");
addSimpleAttribute (atts, "accesskey");
addSimpleAttribute (atts, "onfocus");
addSimpleAttribute (atts, "onblur");
HtmlTagDesc td = new HtmlTagDesc (name, true, true, inlineContent, atts);
stSupportedElements.put (name, td);
}
/** Defines the MAP element.
* HTML 4.0 and 4.01 actually have different definitions here. 4.0
* allows block content or AREA elements, but not a mix of the two;
* 4.01 allows a mix of the two. The current version of the code
* doesn't allow that distinction to be expressed. (There are no
* differences between Strict and Transitional.) */
protected static void addMapElement (Map stSupportedElements)
{
final String name = "map";
List atts = new ArrayList (bigAttrs.size () + 1);
atts.addAll (bigAttrs);
addSimpleAttribute (atts, "name");
List mapContent = new ArrayList (1);
mapContent.addAll (blockContent);
mapContent.add ("area");
HtmlTagDesc td = new HtmlTagDesc (name, true, true, mapContent, atts);
stSupportedElements.put (name, td);
}
/** Defines the META element. */
protected static void addMetaElement (Map stSupportedElements)
{
final String name = "meta";
List atts = new ArrayList (3);
addSimpleAttribute (atts, "http-equiv");
addSimpleAttribute (atts, "name");
addRequiredAttribute (atts, "content");
HtmlTagDesc td = new HtmlTagDesc (name, true, false, null, atts);
stSupportedElements.put (name, td);
}
/** Defines the OPTGROUP (option group) element. */
protected static void addOptgroupElement
(Map stSupportedElements)
{
final String name = "option";
List atts = new ArrayList (bigAttrs.size () + 2);
atts.addAll (bigAttrs);
addSelfAttribute (atts, "selected");
addSimpleAttribute (atts,"label");
List content = new ArrayList (1);
content.add ("option");
HtmlTagDesc td = new HtmlTagDesc (name, true, true, content, atts);
stSupportedElements.put (name, td);
}
/** Defines the OPTION element. */
protected static void addOptionElement
(Map stSupportedElements)
{
final String name = "option";
List atts = new ArrayList (bigAttrs.size () + 4);
atts.addAll (bigAttrs);
addSelfAttribute (atts, "selected");
addSelfAttribute (atts, "disabled");
addSimpleAttribute (atts, "label");
addSimpleAttribute (atts, "value");
List content = new ArrayList (1);
content.add (HtmlSpecialToken.PCDATA);
HtmlTagDesc td = new HtmlTagDesc (name, true, true, content, atts);
stSupportedElements.put (name, td);
}
/** Defines the PARAM element. */
protected static void addParamElement (Map stSupportedElements)
{
final String name = "param";
List atts = new ArrayList (2);
addRequiredAttribute (atts, "name");
addSimpleAttribute (atts, "value");
atts.add (new HtmlAttributeDesc ("valuetype",
new String [] { "data", "ref", "object" },
HtmlAttributeDesc.OTHER ));
addSimpleAttribute (atts, "type");
HtmlTagDesc td = new HtmlTagDesc (name, true, false, null, atts);
stSupportedElements.put (name, td);
}
/** Defines the Q (short quote) element. */
protected static void addQElement (Map stSupportedElements)
{
final String name = "q";
List atts = new ArrayList (bigAttrs.size () + 1);
atts.addAll (bigAttrs);
addSimpleAttribute (atts, "cite");
HtmlTagDesc td = new HtmlTagDesc (name, true, true, inlineContent, atts);
stSupportedElements.put (name, td);
}
/** Defines the SELECT element. */
protected static void addSelectElement (Map stSupportedElements)
{
final String name = "select";
List atts = new ArrayList (biggerAttrs.size () + 10);
atts.addAll (biggerAttrs);
addSimpleAttribute (atts, "name");
addSimpleAttribute (atts, "size");
addSelfAttribute (atts, "multiple");
addSelfAttribute (atts, "disabled");
addSimpleAttribute (atts, "tabindex");
addSimpleAttribute (atts, "onfocus");
addSimpleAttribute (atts, "onblur");
addSimpleAttribute (atts, "onchange");
List content = new ArrayList (2);
content.add ("option");
content.add ("optgroup");
HtmlTagDesc td = new HtmlTagDesc (name, true, true, content, atts);
stSupportedElements.put (name, td);
}
/** Defines the SPAN element. */
protected static void addSpanElement (Map stSupportedElements)
{
final String name = "span";
HtmlTagDesc td =
new HtmlTagDesc (name, true, true, inlineContent, biggerAttrs);
stSupportedElements.put (name, td);
}
/** Defines the STYLE element. */
protected static void addStyleElement (Map stSupportedElements)
{
final String name = "style";
List content = new ArrayList (1);
content.add (HtmlSpecialToken.PCDATA);
List atts = new ArrayList (6);
atts.addAll (i18nAttrs);
addSimpleAttribute (atts, "type");
addSimpleAttribute (atts, "media");
addSimpleAttribute (atts, "title");
HtmlTagDesc td = new HtmlTagDesc (name, true, true, content, atts);
stSupportedElements.put (name, td);
}
/** Defines the SUB (subscript) element. */
protected static void addSubElement (Map stSupportedElements)
{
final String name = "sub";
HtmlTagDesc td = new HtmlTagDesc
(name, true, true, inlineContent, bigAttrs);
stSupportedElements.put (name, td);
}
/** Defines the SUP (superscript) element. */
protected static void addSupElement (Map stSupportedElements)
{
final String name = "sup";
HtmlTagDesc td = new HtmlTagDesc
(name, true, true, inlineContent, bigAttrs);
stSupportedElements.put (name, td);
}
/** Defines the TEXTAREA element. */
protected static void addTextareaElement (Map stSupportedElements)
{
final String name = "textarea";
List atts = new ArrayList (biggerAttrs.size () + 12);
addSimpleAttribute (atts, "name");
addSimpleAttribute (atts, "rows");
addSimpleAttribute (atts, "cols");
addSelfAttribute (atts, "disabled");
addSelfAttribute (atts, "readonly");
addSimpleAttribute (atts, "tabindex");
addSimpleAttribute (atts, "accesskey");
addSimpleAttribute (atts, "onfocus");
addSimpleAttribute (atts, "onblur");
addSimpleAttribute (atts, "onselect");
addSimpleAttribute (atts, "onchange");
List content = new ArrayList (1);
content.add (HtmlSpecialToken.PCDATA);
HtmlTagDesc td = new HtmlTagDesc (name, true, true, content, atts);
stSupportedElements.put (name, td);
}
/** Defines the TBODY element. */
protected static void addTbodyElement (Map stSupportedElements, List cellalignAttrs)
{
final String name = "tbody";
List content = new ArrayList (1);
content.add ("tr");
List atts = new ArrayList (bigAttrs.size () + 8);
atts.addAll (bigAttrs);
atts.addAll (cellalignAttrs);
HtmlTagDesc td = new HtmlTagDesc (name, false, false, content, atts);
stSupportedElements.put (name, td);
}
/** Defines the TD element.
* The strict and transitional versions have
* different attribute sets, but this is taken care of by the
* initialization of thtdAtts. */
protected static void addTdElement (Map stSupportedElements)
{
final String name = "td";
HtmlTagDesc td = new HtmlTagDesc (name, true, false, flowContent, thtdAtts);
stSupportedElements.put (name, td);
}
/** Defines the TFOOT element. */
protected static void addTfootElement (Map stSupportedElements, List cellalignAttrs)
{
final String name = "tfoot";
List content = new ArrayList (1);
content.add ("tr");
List atts = new ArrayList (bigAttrs.size () + 8);
atts.addAll (bigAttrs);
atts.addAll (cellalignAttrs);
HtmlTagDesc td = new HtmlTagDesc (name, true, false, content, atts);
stSupportedElements.put (name, td);
}
/** Defines the TH element.
* The strict and transitional versions have
* different attribute sets, but this is taken care of by the
* initialization of thtdAtts. */
protected static void addThElement (Map stSupportedElements)
{
final String name = "th";
HtmlTagDesc td = new HtmlTagDesc (name, true, false, flowContent, thtdAtts);
stSupportedElements.put (name, td);
}
/** Defines the THEAD element. */
protected static void addTheadElement (Map stSupportedElements, List cellalignAttrs)
{
final String name = "thead";
List content = new ArrayList (1);
content.add ("tr");
List atts = new ArrayList (bigAttrs.size () + 8);
atts.addAll (bigAttrs);
atts.addAll (cellalignAttrs);
HtmlTagDesc td = new HtmlTagDesc (name, true, false, content, atts);
stSupportedElements.put (name, td);
}
/** Defines the TITLE element. */
protected static void addTitleElement (Map stSupportedElements)
{
/* I'm confused by the DTD for this one.
* Content consists only of PCDATA, but certain elements are
* specifically excluded from its content. This seems
* redundant. */
String name = "title";
List pcdataContent = new ArrayList (1);
pcdataContent.add (HtmlSpecialToken.PCDATA);
HtmlTagDesc td = new HtmlTagDesc (name, true, true, pcdataContent, i18nAttrs);
stSupportedElements.put (name, td);
}
}
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