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fix: Obay variant selectors for emoji regex

This commit is contained in:
Sorunome 2020-09-21 08:43:56 +02:00
parent d42979da12
commit 0ff971faa9
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2 changed files with 17 additions and 5 deletions
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10
lib/src/event.dart
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@ -770,7 +770,7 @@ class Event extends MatrixEvent {
// regexes to fetch the number of emotes, including emoji, and if the message consists of only those
// to match an emoji we can use the following regex:
// \x{00a9}|\x{00ae}|[\x{2000}-\x{3300}]|\x{d83c}[\x{d000}-\x{dfff}]|\x{d83d}[\x{d000}-\x{dfff}]|\x{d83e}[\x{d000}-\x{dfff}]
// (?:\x{00a9}|\x{00ae}|[\x{2000}-\x{3300}]|\x{d83c}[\x{d000}-\x{dfff}]|\x{d83d}[\x{d000}-\x{dfff}]|\x{d83e}[\x{d000}-\x{dfff}])[\x{fe00}-\x{fe0f}]?
// we need to replace \x{0000} with \u0000, the comment is left in the other format to be able to paste into regex101.com
// to see if there is a custom emote, we use the following regex: <img[^>]+data-mx-(?:emote|emoticon)(?==|>|\s)[^>]*>
// now we combind the two to have four regexes:
@ -779,19 +779,19 @@ class Event extends MatrixEvent {
// 3. count number of emoji
// 4- count number of emoji or emotes
static final RegExp _onlyEmojiRegex = RegExp(
r'^(\u00a9|\u00ae|[\u2000-\u3300]|\ud83c[\ud000-\udfff]|\ud83d[\ud000-\udfff]|\ud83e[\ud000-\udfff]|\s)*$',
r'^((?:\u00a9|\u00ae|[\u2000-\u3300]|\ud83c[\ud000-\udfff]|\ud83d[\ud000-\udfff]|\ud83e[\ud000-\udfff])[\ufe00-\ufe0f]?|\s)*$',
caseSensitive: false,
multiLine: false);
static final RegExp _onlyEmojiEmoteRegex = RegExp(
r'^(\u00a9|\u00ae|[\u2000-\u3300]|\ud83c[\ud000-\udfff]|\ud83d[\ud000-\udfff]|\ud83e[\ud000-\udfff]|<img[^>]+data-mx-(?:emote|emoticon)(?==|>|\s)[^>]*>|\s)*$',
r'^((?:\u00a9|\u00ae|[\u2000-\u3300]|\ud83c[\ud000-\udfff]|\ud83d[\ud000-\udfff]|\ud83e[\ud000-\udfff])[\ufe00-\ufe0f]?|<img[^>]+data-mx-(?:emote|emoticon)(?==|>|\s)[^>]*>|\s)*$',
caseSensitive: false,
multiLine: false);
static final RegExp _countEmojiRegex = RegExp(
r'(\u00a9|\u00ae|[\u2000-\u3300]|\ud83c[\ud000-\udfff]|\ud83d[\ud000-\udfff]|\ud83e[\ud000-\udfff])',
r'((?:\u00a9|\u00ae|[\u2000-\u3300]|\ud83c[\ud000-\udfff]|\ud83d[\ud000-\udfff]|\ud83e[\ud000-\udfff])[\ufe00-\ufe0f]?)',
caseSensitive: false,
multiLine: false);
static final RegExp _countEmojiEmoteRegex = RegExp(
r'(\u00a9|\u00ae|[\u2000-\u3300]|\ud83c[\ud000-\udfff]|\ud83d[\ud000-\udfff]|\ud83e[\ud000-\udfff]|<img[^>]+data-mx-(?:emote|emoticon)(?==|>|\s)[^>]*>)',
r'((?:\u00a9|\u00ae|[\u2000-\u3300]|\ud83c[\ud000-\udfff]|\ud83d[\ud000-\udfff]|\ud83e[\ud000-\udfff])[\ufe00-\ufe0f]?|<img[^>]+data-mx-(?:emote|emoticon)(?==|>|\s)[^>]*>)',
caseSensitive: false,
multiLine: false);

12
test/event_test.dart
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@ -1267,6 +1267,18 @@ void main() {
}, null);
expect(event.onlyEmotes, true);
expect(event.numberEmotes, 2);
// with variant selector
event = Event.fromJson({
'type': EventTypes.Message,
'content': {
'msgtype': 'm.text',
'body': '❤️',
},
'event_id': '\$edit2',
'sender': '@alice:example.org',
}, null);
expect(event.onlyEmotes, true);
expect(event.numberEmotes, 1);
});
});
}