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Fixed issues with HTML comments and Helma macros in Helma format functions.

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This commit is contained in:
hns 2002-07-29 14:53:13 +00:00
parent 1012b31a6a
commit 40ba46d788
1 changed files with 32 additions and 13 deletions
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29
src/helma/util/HtmlEncoder.java
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@ -253,7 +253,6 @@ public final class HtmlEncoder {
allTags.add ("var"); allTags.add ("var");
allTags.add ("wbr"); allTags.add ("wbr");
allTags.add ("xmp"); allTags.add ("xmp");
allTags.add ("%");
} }
// tags which signal us to start suppressing \n -> <br> encoding // tags which signal us to start suppressing \n -> <br> encoding
@ -304,6 +303,8 @@ public final class HtmlEncoder {
boolean insideCodeTag = false; boolean insideCodeTag = false;
// are we within a macro tag? // are we within a macro tag?
boolean insideMacroTag = false; boolean insideMacroTag = false;
// are we inside an HTML comment?
boolean insideComment = false;
// the difference between swallowOneNewline and ignoreNewline is that // the difference between swallowOneNewline and ignoreNewline is that
// swallowOneNewline is just effective once (for the next newline) // swallowOneNewline is just effective once (for the next newline)
boolean ignoreNewline = false; boolean ignoreNewline = false;
@ -346,10 +347,22 @@ public final class HtmlEncoder {
boolean insideCloseTag = ('/' == chars[i+1]); boolean insideCloseTag = ('/' == chars[i+1]);
int tagStart = insideCloseTag ? i+2 : i+1; int tagStart = insideCloseTag ? i+2 : i+1;
int j = tagStart; int j = tagStart;
while (j<l && (Character.isLetterOrDigit (chars[j]) || chars[j] == '%')) while (j<l && Character.isLetterOrDigit (chars[j]))
j++; j++;
// if we haven't gotten past the <,
// check if it's an HTML comment or Helma macro tag
if (j == tagStart) {
if ('%' == chars[j]) {
insideMacroTag = insideTag = true;
ret.append ('<');
continue;
} else if (j < l-2 && '!' == chars[j] && '-' == chars[j+1] && '-' == chars[j+2]) {
insideComment = insideTag = true;
ret.append ('<');
continue;
}
}
if (j > tagStart && j < l) { if (j > tagStart && j < l) {
insideMacroTag = ('%' == chars[i+1]);
String tagName = new String (chars, tagStart, j-tagStart).toLowerCase (); String tagName = new String (chars, tagStart, j-tagStart).toLowerCase ();
if ("code".equals (tagName) && insideCloseTag && insideCodeTag) if ("code".equals (tagName) && insideCloseTag && insideCodeTag)
insideCodeTag = false; insideCodeTag = false;
@ -385,11 +398,17 @@ public final class HtmlEncoder {
swallowOneNewline = false; swallowOneNewline = false;
break; break;
case '>': case '>':
if (insideTag) if (insideTag) {
ret.append ('>'); ret.append ('>');
if (insideMacroTag)
insideMacroTag = insideTag = !(chars[i-1] == '%');
else if (insideComment)
insideComment = insideTag = !(chars[i-2] == '-' && chars[i-1] == '-');
else else
insideTag = false;
} else {
ret.append ("&gt;"); ret.append ("&gt;");
insideTag = insideMacroTag ? chars[i-1] != '%' : false; }
break; break;
default: default:
// ret.append (c); // ret.append (c);