--- /dev/null
+/*
+ * @(#)CheckAttribsImpl.java 1.11 2000/08/16
+ *
+ */
+
+package net.sourceforge.phpdt.tidy;
+
+/**
+ *
+ * Check HTML attributes implementation
+ *
+ * (c) 1998-2000 (W3C) MIT, INRIA, Keio University
+ * See Tidy.java for the copyright notice.
+ * 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
+ */
+
+public class CheckAttribsImpl {
+
+ public static class CheckHTML implements CheckAttribs {
+
+ public void check( Lexer lexer, Node node )
+ {
+ AttVal attval;
+ Attribute attribute;
+
+ node.checkUniqueAttributes(lexer);
+
+ for (attval = node.attributes; attval != null; attval = attval.next)
+ {
+ attribute = attval.checkAttribute(lexer, node );
+
+ if (attribute == AttributeTable.attrXmlns)
+ lexer.isvoyager = true;
+ }
+ }
+
+ };
+
+ public static class CheckSCRIPT implements CheckAttribs {
+
+ public void check( Lexer lexer, Node node )
+ {
+ Attribute attribute;
+ AttVal lang, type;
+
+ node.checkUniqueAttributes(lexer);
+
+ lang = node.getAttrByName("language");
+ type = node.getAttrByName("type");
+
+ if (type == null)
+ {
+ Report.attrError(lexer, node, "type", Report.MISSING_ATTRIBUTE);
+
+ /* check for javascript */
+
+ if (lang != null)
+ {
+ String str = lang.value;
+ if (str.length() > 10)
+ str = str.substring(0, 10);
+ if ( (Lexer.wstrcasecmp(str, "javascript") == 0) ||
+ (Lexer.wstrcasecmp(str, "jscript") == 0) )
+ {
+ node.addAttribute("type", "text/javascript");
+ }
+ }
+ else
+ node.addAttribute("type", "text/javascript");
+ }
+ }
+
+ };
+
+ public static class CheckTABLE implements CheckAttribs {
+
+ public void check( Lexer lexer, Node node )
+ {
+ AttVal attval;
+ Attribute attribute;
+ boolean hasSummary = false;
+
+ node.checkUniqueAttributes(lexer);
+
+ for (attval = node.attributes; attval != null; attval = attval.next)
+ {
+ attribute = attval.checkAttribute(lexer, node);
+
+ if (attribute == AttributeTable.attrSummary)
+ hasSummary = true;
+ }
+
+ /* suppress warning for missing summary for HTML 2.0 and HTML 3.2 */
+ if (!hasSummary && lexer.doctype != Dict.VERS_HTML20 && lexer.doctype != Dict.VERS_HTML32)
+ {
+ lexer.badAccess |= Report.MISSING_SUMMARY;
+ Report.attrError(lexer, node, "summary", Report.MISSING_ATTRIBUTE);
+ }
+
+ /* convert <table border> to <table border="1"> */
+ if (lexer.configuration.XmlOut)
+ {
+ attval = node.getAttrByName("border");
+ if (attval != null)
+ {
+ if (attval.value == null)
+ attval.value = "1";
+ }
+ }
+ }
+
+ };
+
+ public static class CheckCaption implements CheckAttribs {
+
+ public void check( Lexer lexer, Node node )
+ {
+ AttVal attval;
+ String value = null;
+
+ node.checkUniqueAttributes(lexer);
+
+ for (attval = node.attributes; attval != null; attval = attval.next)
+ {
+ if ( Lexer.wstrcasecmp(attval.attribute, "align") == 0 )
+ {
+ value = attval.value;
+ break;
+ }
+ }
+
+ if (value != null)
+ {
+ if (Lexer.wstrcasecmp(value, "left") == 0 || Lexer.wstrcasecmp(value, "right") == 0)
+ lexer.versions &= (short)(Dict.VERS_HTML40_LOOSE|Dict.VERS_FRAMES);
+ else if (Lexer.wstrcasecmp(value, "top") == 0 || Lexer.wstrcasecmp(value, "bottom") == 0)
+ lexer.versions &= Dict.VERS_FROM32;
+ else
+ Report.attrError(lexer, node, value, Report.BAD_ATTRIBUTE_VALUE);
+ }
+ }
+
+ };
+
+ public static class CheckHR implements CheckAttribs {
+
+ public void check( Lexer lexer, Node node )
+ {
+ if (node.getAttrByName("src") != null)
+ Report.attrError(lexer, node, "src", Report.PROPRIETARY_ATTR_VALUE);
+ }
+ };
+
+ public static class CheckIMG implements CheckAttribs {
+
+ public void check( Lexer lexer, Node node )
+ {
+ AttVal attval;
+ Attribute attribute;
+ boolean hasAlt = false;
+ boolean hasSrc = false;
+ boolean hasUseMap = false;
+ boolean hasIsMap = false;
+ boolean hasDataFld = false;
+
+ node.checkUniqueAttributes(lexer);
+
+ for (attval = node.attributes; attval != null; attval = attval.next)
+ {
+ attribute = attval.checkAttribute( lexer, node );
+
+ if (attribute == AttributeTable.attrAlt)
+ hasAlt = true;
+ else if (attribute == AttributeTable.attrSrc)
+ hasSrc = true;
+ else if (attribute == AttributeTable.attrUsemap)
+ hasUseMap = true;
+ else if (attribute == AttributeTable.attrIsmap)
+ hasIsMap = true;
+ else if (attribute == AttributeTable.attrDatafld)
+ hasDataFld = true;
+ else if (attribute == AttributeTable.attrWidth ||
+ attribute == AttributeTable.attrHeight)
+ lexer.versions &= ~Dict.VERS_HTML20;
+ }
+
+ if (!hasAlt)
+ {
+ lexer.badAccess |= Report.MISSING_IMAGE_ALT;
+ Report.attrError(lexer, node, "alt", Report.MISSING_ATTRIBUTE);
+ if (lexer.configuration.altText != null)
+ node.addAttribute("alt", lexer.configuration.altText);
+ }
+
+ if (!hasSrc && !hasDataFld)
+ Report.attrError(lexer, node, "src", Report.MISSING_ATTRIBUTE);
+
+ if (hasIsMap && !hasUseMap)
+ Report.attrError(lexer, node, "ismap", Report.MISSING_IMAGEMAP);
+ }
+
+ };
+
+ public static class CheckAREA implements CheckAttribs {
+
+ public void check( Lexer lexer, Node node )
+ {
+ AttVal attval;
+ Attribute attribute;
+ boolean hasAlt = false;
+ boolean hasHref = false;
+
+ node.checkUniqueAttributes(lexer);
+
+ for (attval = node.attributes; attval != null; attval = attval.next)
+ {
+ attribute = attval.checkAttribute( lexer, node );
+
+ if (attribute == AttributeTable.attrAlt)
+ hasAlt = true;
+ else if (attribute == AttributeTable.attrHref)
+ hasHref = true;
+ }
+
+ if (!hasAlt)
+ {
+ lexer.badAccess |= Report.MISSING_LINK_ALT;
+ Report.attrError(lexer, node, "alt", Report.MISSING_ATTRIBUTE);
+ }
+ if (!hasHref)
+ Report.attrError(lexer, node, "href", Report.MISSING_ATTRIBUTE);
+ }
+
+ };
+
+ public static class CheckAnchor implements CheckAttribs {
+
+ public void check( Lexer lexer, Node node )
+ {
+ node.checkUniqueAttributes(lexer);
+
+ lexer.fixId(node);
+ }
+ };
+
+ public static class CheckMap implements CheckAttribs {
+
+ public void check( Lexer lexer, Node node )
+ {
+ node.checkUniqueAttributes(lexer);
+
+ lexer.fixId(node);
+ }
+ }
+
+ public static class CheckSTYLE implements CheckAttribs {
+
+ public void check( Lexer lexer, Node node )
+ {
+ AttVal type = node.getAttrByName("type");
+
+ node.checkUniqueAttributes(lexer);
+
+ if (type == null)
+ {
+ Report.attrError(lexer, node, "type", Report.MISSING_ATTRIBUTE);
+
+ node.addAttribute("type", "text/css");
+ }
+ }
+ }
+
+ public static class CheckTableCell implements CheckAttribs {
+
+ public void check( Lexer lexer, Node node )
+ {
+ node.checkUniqueAttributes(lexer);
+
+ /*
+ HTML4 strict doesn't allow mixed content for
+ elements with %block; as their content model
+ */
+ if (node.getAttrByName("width") != null || node.getAttrByName("height") != null)
+ lexer.versions &= ~Dict.VERS_HTML40_STRICT;
+ }
+ }
+
+ /* add missing type attribute when appropriate */
+ public static class CheckLINK implements CheckAttribs {
+
+ public void check( Lexer lexer, Node node )
+ {
+ AttVal rel = node.getAttrByName("rel");
+
+ node.checkUniqueAttributes(lexer);
+
+ if (rel != null && rel.value != null &&
+ rel.value.equals("stylesheet"))
+ {
+ AttVal type = node.getAttrByName("type");
+
+ if (type == null)
+ {
+ Report.attrError(lexer, node, "type", Report.MISSING_ATTRIBUTE);
+
+ node.addAttribute("type", "text/css");
+ }
+ }
+ }
+ }
+
+ public static CheckAttribs getCheckHTML()
+ {
+ return _checkHTML;
+ }
+
+ public static CheckAttribs getCheckSCRIPT()
+ {
+ return _checkSCRIPT;
+ }
+
+ public static CheckAttribs getCheckTABLE()
+ {
+ return _checkTABLE;
+ }
+
+ public static CheckAttribs getCheckCaption()
+ {
+ return _checkCaption;
+ }
+
+ public static CheckAttribs getCheckIMG()
+ {
+ return _checkIMG;
+ }
+
+ public static CheckAttribs getCheckAREA()
+ {
+ return _checkAREA;
+ }
+
+ public static CheckAttribs getCheckAnchor()
+ {
+ return _checkAnchor;
+ }
+
+ public static CheckAttribs getCheckMap()
+ {
+ return _checkMap;
+ }
+
+ public static CheckAttribs getCheckSTYLE()
+ {
+ return _checkStyle;
+ }
+
+ public static CheckAttribs getCheckTableCell()
+ {
+ return _checkTableCell;
+ }
+
+ public static CheckAttribs getCheckLINK()
+ {
+ return _checkLINK;
+ }
+
+ public static CheckAttribs getCheckHR()
+ {
+ return _checkHR;
+ }
+
+
+ private static CheckAttribs _checkHTML = new CheckHTML();
+ private static CheckAttribs _checkSCRIPT = new CheckSCRIPT();
+ private static CheckAttribs _checkTABLE = new CheckTABLE();
+ private static CheckAttribs _checkCaption = new CheckCaption();
+ private static CheckAttribs _checkIMG = new CheckIMG();
+ private static CheckAttribs _checkAREA = new CheckAREA();
+ private static CheckAttribs _checkAnchor = new CheckAnchor();
+ private static CheckAttribs _checkMap = new CheckMap();
+ private static CheckAttribs _checkStyle = new CheckSTYLE();
+ private static CheckAttribs _checkTableCell = new CheckTableCell();
+ private static CheckAttribs _checkLINK = new CheckLINK();
+ private static CheckAttribs _checkHR = new CheckHR();
+
+}
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