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Code Issues Releases Wiki Activity

Allow formatted pre

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This commit is contained in:
M66B 2021-12-25 10:28:04 +01:00
parent fd40096a76
commit 0c9450953c
1 changed files with 39 additions and 1 deletions
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40
app/src/main/java/eu/faircode/email/HtmlHelper.java
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@ -958,7 +958,45 @@ public class HtmlHelper {
// Pre formatted text
// https://developer.mozilla.org/en-US/docs/Web/HTML/Element/pre
for (Element pre : document.select("pre")) {
pre.html(formatPre(pre.wholeText()));
NodeTraversor.traverse(new NodeVisitor() {
private int index = 0;
private boolean inElement = false;
@Override
public void head(Node node, int depth) {
if (node instanceof Element)
inElement = true;
else if (node instanceof TextNode) {
if (inElement) {
TextNode tnode = (TextNode) node;
StringBuilder sb = new StringBuilder();
for (Character c : tnode.getWholeText().toCharArray()) {
if (c == '\t')
do {
index++;
sb.append(' ');
}
while ((index % TAB_SIZE) != 0);
else {
if (c == '\n')
index = 0;
else
index++;
sb.append(c);
}
}
tnode.text(sb.toString());
}
}
}
@Override
public void tail(Node node, int depth) {
if (node instanceof Element)
inElement = false;
}
}, pre);
pre.tagName("div");
pre.attr("x-plain", "true");
}