antville/helma
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added pre to list of tags where newlines are not encoded

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This commit is contained in:
hns 2001-02-15 12:41:27 +00:00
parent 523c05a3dc
commit 511f151546
1 changed files with 13 additions and 21 deletions
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34
src/helma/util/HtmlEncoder.java
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@ -141,7 +141,9 @@ public final class HtmlEncoder {
StringReader in = new StringReader (what);
int c;
boolean closeTag=false, readTag=false, tagOpen=false;
boolean ignoreNewline = false, swallow = false;
// the difference between swallowOneNewline and ignoreNewline is that swallowOneNewline is just effective once (for the next newline)
boolean ignoreNewline = false;
boolean swallowOneNewline = false;
StringBuffer tag = new StringBuffer ();
try {
while ((c = in.read()) != -1) {
@ -154,26 +156,16 @@ public final class HtmlEncoder {
String t = tag.toString ();
// set ignoreNewline on some tags, depending on wheather they're
// being opened or closed.
if ("td".equalsIgnoreCase (t)) {
// what's going on here? we switch newline encoding on inside some tags, for
// others we switch it on when they're closed
if ("td".equalsIgnoreCase (t) || "th".equalsIgnoreCase (t) || "li".equalsIgnoreCase (t)) {
ignoreNewline = closeTag;
swallow = true; // for some reason, it's a good idea to swallow (ignore) newlines after some tags
} else if ("th".equalsIgnoreCase (t)) {
ignoreNewline = closeTag;
swallow = true;
} else if ("table".equalsIgnoreCase (t)) {
swallowOneNewline = true;
} else if ("table".equalsIgnoreCase (t) || "ul".equalsIgnoreCase (t) || "ol".equalsIgnoreCase (t) || "pre".equalsIgnoreCase (t)) {
ignoreNewline = !closeTag;
swallow = true;
} else if ("ul".equalsIgnoreCase (t)) {
ignoreNewline = !closeTag;
swallow = true;
} else if ("ol".equalsIgnoreCase (t)) {
ignoreNewline = !closeTag;
swallow = true;
} else if ("li".equalsIgnoreCase (t)) {
swallow = true;
ignoreNewline = closeTag;
swallowOneNewline = true;
} else if ("p".equalsIgnoreCase (t)) {
swallow = true;
swallowOneNewline = true;
}
readTag = false;
@ -187,11 +179,11 @@ public final class HtmlEncoder {
// ret.append ("&");
// break;
case '\n':
if (!ignoreNewline && !swallow)
if (!ignoreNewline && !swallowOneNewline)
ret.append ("<br>");
ret.append ('\n');
if (!tagOpen)
swallow = false;
swallowOneNewline = false;
break;
case '<':
closeTag = false;
@ -214,7 +206,7 @@ public final class HtmlEncoder {
ret.append (";");
}
if (!tagOpen && !Character.isWhitespace ((char)c))
swallow = false;
swallowOneNewline = false;
}
}
} catch (IOException e) {}