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Fix some markup characters not being unescaped

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This commit is contained in:
Erik Reider 2022-05-08 19:37:34 +02:00
parent ec01b49319
commit 19beafa528
1 changed files with 16 additions and 2 deletions
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18
src/notification/notification.vala
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@ -58,7 +58,15 @@ namespace SwayNotificationCenter {
private static Regex tag_regex;
private static Regex tag_replace_regex;
private static Regex tag_unescape_regex;
private const string[] TAGS = { "b", "u", "i" };
private const string[] UNESCAPE_CHARS = {
"lt;", "#60;", "#x3C;", "#x3c;", // <
"gt;", "#62;", "#x3E;", "#x3e;", // >
"apos;", "#39;", // '
"quot;", "#34;", // "
"amp;" // &
};
private Notification () {}
@ -89,6 +97,8 @@ namespace SwayNotificationCenter {
string joined_tags = string.joinv ("|", TAGS);
tag_regex = new Regex ("&lt;/?(%s)&gt;".printf (joined_tags));
tag_replace_regex = new Regex ("&lt;/?|&gt;");
string unescaped = string.joinv ("|", UNESCAPE_CHARS);
tag_unescape_regex = new Regex ("&amp;(?=%s)".printf (unescaped));
} catch (Error e) {
stderr.printf ("Invalid regex: %s", e.message);
}
@ -255,6 +265,10 @@ namespace SwayNotificationCenter {
0,
RegexMatchFlags.NOTEMPTY,
this.regex_tag_eval_cb);
// Unescape a few characters that may have been double escaped
// Sending "<" in Discord would result in "&amp;lt;" without this
// &amp;lt; -> &lt;
escaped = tag_unescape_regex.replace_literal (escaped, escaped.length, 0, "&");
// Turns it back to markdown, defaults to original if not valid
Pango.AttrList ? attr = null;
@ -316,10 +330,10 @@ namespace SwayNotificationCenter {
private void set_style_urgency () {
switch (param.urgency) {
case UrgencyLevels.LOW :
case UrgencyLevels.LOW:
base_box.get_style_context ().add_class ("low");
break;
case UrgencyLevels.NORMAL :
case UrgencyLevels.NORMAL:
default:
base_box.get_style_context ().add_class ("normal");
break;