35 lines
882 B
Go
35 lines
882 B
Go
// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
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// See LICENSE.txt for license information.
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package notifymentions
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import (
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"regexp"
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"strings"
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"github.com/mattermost/focalboard/server/model"
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mm_model "github.com/mattermost/mattermost-server/v6/model"
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)
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var atMentionRegexp = regexp.MustCompile(`\B@[[:alnum:]][[:alnum:]\.\-_:]*`)
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// extractMentions extracts any mentions in the specified block and returns
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// a slice of usernames.
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func extractMentions(block *model.Block) map[string]struct{} {
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mentions := make(map[string]struct{})
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if block == nil || !strings.Contains(block.Title, "@") {
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return mentions
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}
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str := block.Title
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for _, match := range atMentionRegexp.FindAllString(str, -1) {
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name := mm_model.NormalizeUsername(match[1:])
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if mm_model.IsValidUsernameAllowRemote(name) {
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mentions[name] = struct{}{}
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}
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}
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return mentions
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}
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