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Code Issues Releases Wiki Activity

Don't stop autocompletion after second @ (#2062) 

* ComposeTokenizer: do not search stop after second @

* ComposeTokenizer: try to fix test

* ComposeTokenizer: try to fix test 2

* ComposeTokenizer: try to fix test 3

* ComposeTokenizer: fix autocomplete for accounts with 1 character nickname

* ComposeTokenizer: better document tokenizer

* ComposeTokenizer: add tests

* ComposeTokenizer: remove unused logging
This commit is contained in:
Alibek Omarov 2021-02-04 21:16:58 +03:00 committed by GitHub
parent 483beaa957
commit c685192d49
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 58 additions and 3 deletions
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38
app/src/main/java/com/keylesspalace/tusky/util/ComposeTokenizer.kt
View File

@ -21,20 +21,52 @@ import android.text.TextUtils
import android.widget.MultiAutoCompleteTextView
class ComposeTokenizer : MultiAutoCompleteTextView.Tokenizer {
private fun isMentionOrHashtagAllowedCharacter(character: Char) : Boolean {
return Character.isLetterOrDigit(character) || character == '_' // simple usernames
|| character == '-' // extended usernames
|| character == '.' // domain dot
}
override fun findTokenStart(text: CharSequence, cursor: Int): Int {
if (cursor == 0) {
return cursor
}
var i = cursor
var character = text[i - 1]
while (i > 0 && character != '@' && character != '#' && character != ':') {
// See SpanUtils.MENTION_REGEX
if (!Character.isLetterOrDigit(character) && character != '_') {
// go up to first illegal character or character we're looking for (@, # or :)
while(i > 0 && !(character == '@' || character == '#' || character == ':')) {
if(!isMentionOrHashtagAllowedCharacter(character)) {
return cursor
}
i--
character = if (i == 0) ' ' else text[i - 1]
}
// maybe caught domain name? try search username
if(i > 2 && character == '@') {
var j = i - 1
var character2 = text[i - 2]
// again go up to first illegal character or tag "@"
while(j > 0 && character2 != '@') {
if(!isMentionOrHashtagAllowedCharacter(character2)) {
break
}
j--
character2 = if (j == 0) ' ' else text[j - 1]
}
// found mention symbol, override cursor
if(character2 == '@') {
i = j
character = character2
}
}
if (i < 1
|| (character != '@' && character != '#' && character != ':')
|| i > 1 && !Character.isWhitespace(text[i - 2])) {

23
app/src/test/java/com/keylesspalace/tusky/ComposeTokenizerTest.kt
View File

@ -44,6 +44,29 @@ class ComposeTokenizerTest(private val text: CharSequence,
arrayOf(" @ment10n_ @ment20n_", 11, 20),
arrayOf(" @ment10n_ @ment20n_n", 11, 21),
arrayOf(" @ment10n_ @ment20n_9", 11, 21),
arrayOf(" @ment10n-", 1, 10),
arrayOf(" @ment10n- @", 11, 12),
arrayOf(" @ment10n- @ment20n", 11, 19),
arrayOf(" @ment10n- @ment20n-", 11, 20),
arrayOf(" @ment10n- @ment20n-n", 11, 21),
arrayOf(" @ment10n- @ment20n-9", 11, 21),
arrayOf("@ment10n@l0calhost", 0, 18),
arrayOf(" @ment10n@l0calhost", 1, 19),
arrayOf(" @ment10n_@l0calhost", 1, 20),
arrayOf(" @ment10n-@l0calhost", 1, 20),
arrayOf(" @ment10n_@l0calhost @ment20n@husky", 21, 35),
arrayOf(" @ment10n_@l0calhost @ment20n_@husky", 21, 36),
arrayOf(" @ment10n-@l0calhost @ment20n-@husky", 21, 36),
arrayOf(" @m@localhost", 1, 13),
arrayOf(" @m@localhost @a@localhost", 14, 26),
arrayOf("@m@", 0, 3),
arrayOf(" @m@ @a@asdf", 5, 12),
arrayOf(" @m@ @a@", 5, 8),
arrayOf(" @m@ @a@a", 5, 9),
arrayOf(" @m@a @a@m", 6, 10),
arrayOf("@m@m@", 5, 5),
arrayOf("#tusky@husky", 12, 12),
arrayOf(":tusky@husky", 12, 12),
arrayOf("mention", 7, 7),
arrayOf("ment10n", 7, 7),
arrayOf("mentio_", 7, 7),