48 lines
1.0 KiB
Go
48 lines
1.0 KiB
Go
package config
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import (
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"regexp"
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"sync"
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"git.kirsle.net/apps/barertc/pkg/log"
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)
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// MessageFilter configures censored or auto-flagged messages in chat.
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type MessageFilter struct {
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Enabled bool
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PublicChannels bool
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PrivateChannels bool
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KeywordPhrases []string
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CensorMessage bool
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ForwardMessage bool
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ReportMessage bool
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ChatServerResponse string
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// Private use variables.
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isRegexpCompiled bool
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regexps []*regexp.Regexp
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regexpMu sync.Mutex
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}
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// IterPhrases returns the keyword phrases as regular expressions.
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func (mf *MessageFilter) IterPhrases() []*regexp.Regexp {
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if mf.isRegexpCompiled {
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return mf.regexps
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}
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// Compile and return the regexps.
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mf.regexpMu.Lock()
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defer mf.regexpMu.Unlock()
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mf.regexps = []*regexp.Regexp{}
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for _, phrase := range mf.KeywordPhrases {
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re, err := regexp.Compile(phrase)
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if err != nil {
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log.Error("MessageFilter: phrase '%s' did not compile as a regexp: %s", phrase, err)
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continue
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}
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mf.regexps = append(mf.regexps, re)
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}
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return mf.regexps
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}
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