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MemberPresenceAvatar: fix null references

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avoid assuming that `member` has a `user`
This commit is contained in:
Richard van der Hoff 2017-11-17 14:35:33 +00:00
parent 02629d13d9
commit 4e7fd55fb4
1 changed files with 11 additions and 2 deletions
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13
src/components/views/avatars/MemberPresenceAvatar.js
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@ -44,8 +44,15 @@ module.exports = React.createClass({
},
getInitialState: function() {
const presenceState = this.props.member.user.presence;
const presenceMessage = this.props.member.user.presenceStatusMsg;
let presenceState = null;
let presenceMessage = null;
// RoomMembers do not necessarily have a user.
if (this.props.member.user) {
presenceState = this.props.member.user.presence;
presenceMessage = this.props.member.user.presenceStatusMsg;
}
return {
status: presenceState,
message: presenceMessage,
@ -109,6 +116,8 @@ module.exports = React.createClass({
});
e.stopPropagation();
// XXX NB the following assumes that user is non-null, which is not valid
// const presenceState = this.props.member.user.presence;
// const presenceLastActiveAgo = this.props.member.user.lastActiveAgo;
// const presenceLastTs = this.props.member.user.lastPresenceTs;