22 lines
851 B
JavaScript
22 lines
851 B
JavaScript
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// @ts-check
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const reg = require("../../matrix/read-registration")
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const userRegex = reg.namespaces.users.map(u => new RegExp(u.regex))
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/**
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* Determine whether an event is the bridged representation of a discord message.
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* Such messages shouldn't be bridged again.
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* @param {string} sender
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*/
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function eventSenderIsFromDiscord(sender) {
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// If it's from a user in the bridge's namespace, then it originated from discord
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// This includes messages sent by the appservice's bot user, because that is what's used for webhooks
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// TODO: It would be nice if bridge system messages wouldn't trigger this check and could be bridged from matrix to discord, while webhook reflections would remain ignored...
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if (userRegex.some(x => sender.match(x))) {
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return true
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}
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return false
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}
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module.exports.eventSenderIsFromDiscord = eventSenderIsFromDiscord
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