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Handle quotation mark escapes.

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This commit is contained in:
hns 2002-11-05 19:12:47 +00:00
parent 7f9c5d65c0
commit 5d021c5e0f
1 changed files with 15 additions and 6 deletions
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21
src/helma/util/HtmlEncoder.java
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@ -326,6 +326,8 @@ public final class HtmlEncoder {
// swallowOneNewline is just effective once (for the next newline)
boolean ignoreNewline = false;
boolean swallowOneNewline = false;
// did we meet a backslash escape?
boolean escape = false;
for (int i=0; i<l; i++) {
char c = str.charAt(i);
@ -373,10 +375,6 @@ public final class HtmlEncoder {
int j = tagStart;
while (j<l && Character.isLetterOrDigit (str.charAt(j)))
j++;
// if we haven't gotten past the <,
// check if it's an HTML comment or Helma macro tag
// if (j == tagStart && !insideCodeTag) {
// }
if (j > tagStart && j < l) {
String tagName = str.substring (tagStart, j).toLowerCase();
if ("code".equals (tagName) && insideCloseTag && insideCodeTag)
@ -408,17 +406,27 @@ public final class HtmlEncoder {
else
ret.append ("&lt;");
break;
case '\\':
ret.append (c);
if (insideTag && !insideComment)
escape = !escape;
break;
case '"':
case '\'':
ret.append (c);
if (!insideComment) {
// check if the quote is escaped
if (insideMacroTag) {
if (macroQuoteChar == c)
if (escape)
escape = false;
else if (macroQuoteChar == c)
macroQuoteChar = '\u0000';
else if (macroQuoteChar == '\u0000')
macroQuoteChar = c;
} else if (insideHtmlTag) {
if (htmlQuoteChar == c)
if (escape)
escape = false;
else if (htmlQuoteChar == c)
htmlQuoteChar = '\u0000';
else if (htmlQuoteChar == '\u0000')
htmlQuoteChar = c;
@ -467,6 +475,7 @@ public final class HtmlEncoder {
}
if (swallowOneNewline && !insideTag && !Character.isWhitespace (c))
swallowOneNewline = false;
escape = false;
}
}
}