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| 1 | +/* |
| 2 | +Copyright 2021 The Matrix.org Foundation C.I.C. |
| 3 | +
|
| 4 | +Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | +you may not use this file except in compliance with the License. |
| 6 | +You may obtain a copy of the License at |
| 7 | +
|
| 8 | + http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | +
|
| 10 | +Unless required by applicable law or agreed to in writing, software |
| 11 | +distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | +See the License for the specific language governing permissions and |
| 14 | +limitations under the License. |
| 15 | +*/ |
| 16 | + |
| 17 | +import React from "react"; |
| 18 | +import {MatrixEvent} from "matrix-js-sdk/src/models/event"; |
| 19 | +import {replaceableComponent} from "../../../utils/replaceableComponent"; |
| 20 | +import {Playback} from "../../../voice/Playback"; |
| 21 | +import MFileBody from "./MFileBody"; |
| 22 | +import InlineSpinner from '../elements/InlineSpinner'; |
| 23 | +import {_t} from "../../../languageHandler"; |
| 24 | +import {mediaFromContent} from "../../../customisations/Media"; |
| 25 | +import {decryptFile} from "../../../utils/DecryptFile"; |
| 26 | +import RecordingPlayback from "../voice_messages/RecordingPlayback"; |
| 27 | + |
| 28 | +interface IProps { |
| 29 | + mxEvent: MatrixEvent; |
| 30 | +} |
| 31 | + |
| 32 | +interface IState { |
| 33 | + error?: Error; |
| 34 | + playback?: Playback; |
| 35 | + decryptedBlob?: Blob; |
| 36 | +} |
| 37 | + |
| 38 | +@replaceableComponent("views.messages.MVoiceMessageBody") |
| 39 | +export default class MVoiceMessageBody extends React.PureComponent<IProps, IState> { |
| 40 | + constructor(props: IProps) { |
| 41 | + super(props); |
| 42 | + |
| 43 | + this.state = {}; |
| 44 | + } |
| 45 | + |
| 46 | + public async componentDidMount() { |
| 47 | + let buffer: ArrayBuffer; |
| 48 | + const content = this.props.mxEvent.getContent(); |
| 49 | + const media = mediaFromContent(content); |
| 50 | + if (media.isEncrypted) { |
| 51 | + try { |
| 52 | + const blob = await decryptFile(content.file); |
| 53 | + buffer = await blob.arrayBuffer(); |
| 54 | + this.setState({decryptedBlob: blob}); |
| 55 | + } catch (e) { |
| 56 | + this.setState({error: e}); |
| 57 | + console.warn("Unable to decrypt voice message", e); |
| 58 | + return; // stop processing the audio file |
| 59 | + } |
| 60 | + } else { |
| 61 | + try { |
| 62 | + buffer = await media.downloadSource().then(r => r.blob()).then(r => r.arrayBuffer()); |
| 63 | + } catch (e) { |
| 64 | + this.setState({error: e}); |
| 65 | + console.warn("Unable to download voice message", e); |
| 66 | + return; // stop processing the audio file |
| 67 | + } |
| 68 | + } |
| 69 | + |
| 70 | + const waveform = content?.["org.matrix.msc1767.audio"]?.waveform?.map(p => p / 1024); |
| 71 | + |
| 72 | + // We should have a buffer to work with now: let's set it up |
| 73 | + const playback = new Playback(buffer, waveform); |
| 74 | + this.setState({playback}); |
| 75 | + // Note: the RecordingPlayback component will handle preparing the Playback class for us. |
| 76 | + } |
| 77 | + |
| 78 | + public render() { |
| 79 | + if (this.state.error) { |
| 80 | + // TODO: @@TR: Verify error state |
| 81 | + return ( |
| 82 | + <span className="mx_MVoiceMessageBody"> |
| 83 | + <img src={require("../../../../res/img/warning.svg")} width="16" height="16" /> |
| 84 | + { _t("Error processing voice message") } |
| 85 | + </span> |
| 86 | + ); |
| 87 | + } |
| 88 | + |
| 89 | + if (!this.state.playback) { |
| 90 | + // TODO: @@TR: Verify loading/decrypting state |
| 91 | + return ( |
| 92 | + <span className="mx_MVoiceMessageBody"> |
| 93 | + <InlineSpinner /> |
| 94 | + </span> |
| 95 | + ); |
| 96 | + } |
| 97 | + |
| 98 | + // At this point we should have a playable state |
| 99 | + return ( |
| 100 | + <span className="mx_MVoiceMessageBody"> |
| 101 | + <RecordingPlayback playback={this.state.playback} /> |
| 102 | + <MFileBody {...this.props} decryptedBlob={this.state.decryptedBlob} showGenericPlaceholder={false} /> |
| 103 | + </span> |
| 104 | + ) |
| 105 | + } |
| 106 | +} |
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