private void find(MessageContext context, String args) {
DiscordApiClient apiClient = context.getApiClient();
Channel channel = context.getChannel();
Pattern pattern;
try {
pattern = Pattern.compile(args);
} catch (PatternSyntaxException pse) {
apiClient.sendMessage(loc.localize("commands.admin.find.response.invalid"), channel);
return;
}
Predicate<String> matcher = pattern.asPredicate();
List<User> results =
context
.getServer()
.getMembers()
.stream()
.map(Member::getUser)
.filter(u -> matcher.test(u.getUsername()))
.collect(Collectors.toList());
int size = results.size();
if (size > 20) {
apiClient.sendMessage(loc.localize("commands.admin.find.response.oversize", size), channel);
return;
}
StringJoiner resultJoiner = new StringJoiner(", ");
results.stream().map(this::userToResult).forEach(resultJoiner::add);
apiClient.sendMessage(
loc.localize("commands.admin.find.response.format", size, resultJoiner.toString()),
channel);
}
private void vanish(MessageContext context, String args) {
Message message = context.getMessage();
if (args.isEmpty()) {
return;
}
try {
final int cap = 100;
final int capPages = 10;
String[] vals = args.split(" ");
String userId;
int numMsgs;
if (vals.length == 2) {
User user = findUser(context, vals[0]);
userId = user.getId();
if (user == NO_USER) {
userId = vals[0];
}
numMsgs = Math.max(1, Math.min(cap, Integer.parseInt(vals[1])));
} else if (vals.length == 1) {
userId = "";
numMsgs = Math.max(1, Math.min(cap, Integer.parseInt(vals[0])));
} else {
userId = "";
numMsgs = 10;
}
int limit = numMsgs;
String before = message.getId();
// Limit search to 10 pages (500 msgs)
// Instead of deleting them when we find them, we build a list instead
List<String> messagesToDelete = new ArrayList<>(limit);
for (int k = 0; k < capPages && limit > 0; k++) {
Map<String, String> headers = new HashMap<>();
headers.put(HttpHeaders.CONTENT_TYPE, ContentType.APPLICATION_JSON.getMimeType());
headers.put(HttpHeaders.AUTHORIZATION, apiClient.getToken());
Map<String, Object> queryParams = new HashMap<>();
queryParams.put("limit", 50);
queryParams.put("before", before);
HttpResponse<JsonNode> response =
Unirest.get(ApiConst.CHANNELS_ENDPOINT + message.getChannelId() + "/messages")
.headers(headers)
.queryString(queryParams)
.asJson();
JSONArray ret = response.getBody().getArray();
if (userId.isEmpty()) {
for (int i = 0; i < ret.length() && limit > 0; i++) {
JSONObject msg = ret.getJSONObject(i);
String mid = msg.getString("id");
before = mid;
messagesToDelete.add(mid);
limit--;
}
} else {
for (int i = 0; i < ret.length() && limit > 0; i++) {
JSONObject msg = ret.getJSONObject(i);
String mid = msg.getString("id");
JSONObject msgUsr = msg.getJSONObject("author");
String uid = msgUsr.getString("id");
before = mid;
if (userId.equals(uid)) {
messagesToDelete.add(mid);
limit--;
}
}
}
}
LOGGER.info("Deleting {} messages", messagesToDelete.size());
// Using bulk delete endpoint
apiClient.bulkDeleteMessages(
context.getChannel().getId(),
messagesToDelete.toArray(new String[messagesToDelete.size()]));
} catch (Exception e) {
LOGGER.warn("Unable to get messages", e);
}
}