bigbluebutton-Github/bigbluebutton-html5/imports/ui/components/presentation/presentation-uploader/service.js

494 lines
14 KiB
JavaScript

import Presentations, { UploadingPresentations } from '/imports/api/presentations';
import PresentationUploadToken from '/imports/api/presentation-upload-token';
import Auth from '/imports/ui/services/auth';
import Poll from '/imports/api/polls/';
import { Meteor } from 'meteor/meteor';
import { makeCall } from '/imports/ui/services/api';
import logger from '/imports/startup/client/logger';
import { partition } from '/imports/utils/array-utils';
import update from 'immutability-helper';
import { Random } from 'meteor/random';
import Meetings from '/imports/api/meetings';
import { uniqueId } from '/imports/utils/string-utils';
import { isPresentationEnabled } from '/imports/ui/services/features';
import { notify } from '/imports/ui/services/notification';
const CONVERSION_TIMEOUT = 300000;
const TOKEN_TIMEOUT = 5000;
const PRESENTATION_CONFIG = Meteor.settings.public.presentation;
// fetch doesn't support progress. So we use xhr which support progress.
const futch = (url, opts = {}, onProgress) => new Promise((res, rej) => {
const xhr = new XMLHttpRequest();
xhr.open(opts.method || 'get', url);
Object.keys(opts.headers || {})
.forEach((k) => xhr.setRequestHeader(k, opts.headers[k]));
xhr.onload = (e) => {
if (e.target.status !== 200) {
return rej(new Error({ code: e.target.status, message: e.target.statusText }));
}
return res(e.target.responseText);
};
xhr.onerror = rej;
if (xhr.upload && onProgress) {
xhr.upload.addEventListener('progress', onProgress, false);
}
xhr.send(opts.body);
});
const getPresentations = () => Presentations
.find({
'conversion.error': false,
})
.fetch()
.map((presentation) => {
const {
conversion,
current,
downloadable,
removable,
renderedInToast,
temporaryPresentationId,
id,
name,
exportation,
} = presentation;
const uploadTimestamp = id.split('-').pop();
return {
id,
filename: name,
renderedInToast,
temporaryPresentationId,
isCurrent: current || false,
upload: { done: true, error: false },
isDownloadable: downloadable,
isRemovable: removable,
conversion: conversion || { done: true, error: false },
uploadTimestamp,
exportation: exportation || { error: false },
};
});
const dispatchTogglePresentationDownloadable = (presentation, newState) => {
makeCall('setPresentationDownloadable', presentation.id, newState);
};
const observePresentationConversion = (
meetingId,
temporaryPresentationId,
onConversion,
) => new Promise((resolve) => {
// The token is placed as an id before the original one is generated
// in the back-end;
const tokenId = PresentationUploadToken.findOne({ temporaryPresentationId })?.authzToken;
const conversionTimeout = setTimeout(() => {
onConversion({
done: true,
error: true,
status: 'TIMEOUT',
});
}, CONVERSION_TIMEOUT);
const didValidate = (doc) => {
clearTimeout(conversionTimeout);
resolve(doc);
};
Tracker.autorun((c) => {
const query = Presentations.find({ meetingId });
query.observe({
added: (doc) => {
if (doc.temporaryPresentationId !== temporaryPresentationId && doc.id !== tokenId) return;
if (doc.conversion.status === 'FILE_TOO_LARGE' || doc.conversion.status === 'UNSUPPORTED_DOCUMENT'
|| doc.conversion.status === 'CONVERSION_TIMEOUT' || doc.conversion.status === 'INVALID_MIME_TYPE') {
Presentations.update(
{ id: tokenId }, { $set: { temporaryPresentationId, renderedInToast: false } },
);
onConversion(doc.conversion);
c.stop();
clearTimeout(conversionTimeout);
}
},
changed: (newDoc) => {
if (newDoc.temporaryPresentationId !== temporaryPresentationId) return;
onConversion(newDoc.conversion);
if (newDoc.conversion.error) {
c.stop();
clearTimeout(conversionTimeout);
}
if (newDoc.conversion.done) {
c.stop();
didValidate(newDoc);
}
},
});
});
});
const requestPresentationUploadToken = (
temporaryPresentationId,
podId,
meetingId,
filename,
) => new Promise((resolve, reject) => {
makeCall('requestPresentationUploadToken', podId, filename, temporaryPresentationId);
let computation = null;
const timeout = setTimeout(() => {
computation.stop();
reject(new Error({ code: 408, message: 'requestPresentationUploadToken timeout' }));
}, TOKEN_TIMEOUT);
Tracker.autorun((c) => {
computation = c;
const sub = Meteor.subscribe('presentation-upload-token', podId, filename, temporaryPresentationId);
if (!sub.ready()) return;
const PresentationToken = PresentationUploadToken.findOne({
podId,
meetingId,
temporaryPresentationId,
used: false,
});
if (!PresentationToken || !('failed' in PresentationToken)) return;
if (!PresentationToken.failed) {
clearTimeout(timeout);
resolve(PresentationToken.authzToken);
}
if (PresentationToken.failed) {
reject(new Error({ code: 401, message: `requestPresentationUploadToken token ${PresentationToken.authzToken} failed` }));
}
});
});
const uploadAndConvertPresentation = (
file,
downloadable,
podId,
meetingId,
endpoint,
onUpload,
onProgress,
onConversion,
) => {
const temporaryPresentationId = uniqueId(Random.id(20));
const data = new FormData();
data.append('fileUpload', file);
data.append('conference', meetingId);
data.append('room', meetingId);
data.append('temporaryPresentationId', temporaryPresentationId);
// TODO: Currently the uploader is not related to a POD so the id is fixed to the default
data.append('pod_id', podId);
data.append('is_downloadable', downloadable);
const opts = {
method: 'POST',
body: data,
};
// If the presentation is from sharedNotes I don't want to
// insert another one, I just need to update it.
UploadingPresentations.upsert({
filename: file.name,
lastModifiedUploader: false,
}, {
$set: {
temporaryPresentationId,
progress: 0,
filename: file.name,
lastModifiedUploader: true,
upload: {
done: false,
error: false,
},
uploadTimestamp: new Date(),
},
});
return requestPresentationUploadToken(temporaryPresentationId, podId, meetingId, file.name)
.then((token) => {
makeCall('setUsedToken', token);
UploadingPresentations.upsert({
temporaryPresentationId,
}, {
$set: {
id: token,
},
});
return futch(endpoint.replace('upload', `${token}/upload`), opts, (e) => {
onProgress(e);
const pr = (e.loaded / e.total) * 100;
if (pr !== 100) {
UploadingPresentations.upsert({ temporaryPresentationId }, { $set: { progress: pr } });
} else {
UploadingPresentations.upsert({ temporaryPresentationId }, {
$set: {
progress: pr,
upload: {
done: true,
error: false,
},
},
});
}
});
})
.then(() => observePresentationConversion(meetingId, temporaryPresentationId, onConversion))
// Trap the error so we can have parallel upload
.catch((error) => {
logger.debug({
logCode: 'presentation_uploader_service',
extraInfo: {
error,
},
}, 'Generic presentation upload exception catcher');
observePresentationConversion(meetingId, temporaryPresentationId, onConversion);
onUpload({ error: true, done: true, status: error.code });
return Promise.resolve();
});
};
const uploadAndConvertPresentations = (
presentationsToUpload,
meetingId,
podId,
uploadEndpoint,
) => Promise.all(presentationsToUpload.map((p) => uploadAndConvertPresentation(
p.file, p.isDownloadable, podId, meetingId, uploadEndpoint,
p.onUpload, p.onProgress, p.onConversion,
)));
const setPresentation = (presentationId, podId) => {
makeCall('setPresentation', presentationId, podId);
};
const removePresentation = (presentationId, podId) => {
const hasPoll = Poll.find({}, { fields: {} }).count();
if (hasPoll) makeCall('stopPoll');
makeCall('removePresentation', presentationId, podId);
};
const removePresentations = (
presentationsToRemove,
podId,
) => Promise.all(presentationsToRemove.map((p) => removePresentation(p.id, podId)));
const persistPresentationChanges = (oldState, newState, uploadEndpoint, podId) => {
const presentationsToUpload = newState.filter((p) => !p.upload.done);
const presentationsToRemove = oldState.filter((p) => !newState.find((u) => { return u.id === p.id }));
let currentPresentation = newState.find((p) => p.isCurrent);
return uploadAndConvertPresentations(presentationsToUpload, Auth.meetingID, podId, uploadEndpoint)
.then((presentations) => {
if (!presentations.length && !currentPresentation) return Promise.resolve();
// Update the presentation with their new ids
presentations.forEach((p, i) => {
if (p === undefined) return;
presentationsToUpload[i].onDone(p.id);
});
return Promise.resolve(presentations);
})
.then((presentations) => {
if (currentPresentation === undefined) {
setPresentation('', podId);
return Promise.resolve();
}
// If its a newly uploaded presentation we need to get it from promise result
if (!currentPresentation.conversion.done) {
const currentIndex = presentationsToUpload.findIndex((p) => p === currentPresentation);
currentPresentation = presentations[currentIndex];
}
// skip setting as current if error happened
if (currentPresentation.conversion.error) {
return Promise.resolve();
}
return setPresentation(currentPresentation.id, podId);
})
.then(removePresentations.bind(null, presentationsToRemove, podId));
};
const handleSavePresentation = (
presentations = [], isFromPresentationUploaderInterface = true, newPres = {},
) => {
if (!isPresentationEnabled()) {
return null;
}
const currentPresentations = getPresentations();
if (!isFromPresentationUploaderInterface) {
if (presentations.length === 0) {
presentations = [...currentPresentations];
}
presentations = presentations.map((p) => update(p, {
isCurrent: {
$set: false,
},
}));
newPres.isCurrent = true;
presentations.push(newPres);
}
return persistPresentationChanges(
currentPresentations,
presentations,
PRESENTATION_CONFIG.uploadEndpoint,
'DEFAULT_PRESENTATION_POD',
);
};
const getExternalUploadData = () => {
const { meetingProp } = Meetings.findOne(
{ meetingId: Auth.meetingID },
{
fields: {
'meetingProp.presentationUploadExternalDescription': 1,
'meetingProp.presentationUploadExternalUrl': 1,
},
},
);
const { presentationUploadExternalDescription, presentationUploadExternalUrl } = meetingProp;
return {
presentationUploadExternalDescription,
presentationUploadExternalUrl,
};
};
const exportPresentation = (presentationId, observer, type) => {
let lastStatus = {};
Tracker.autorun((c) => {
const cursor = Presentations.find({ id: presentationId });
const checkStatus = (exportation) => {
const shouldStop = ['RUNNING', 'PROCESSING'].includes(lastStatus.status) && exportation.status === 'EXPORTED';
if (shouldStop) {
observer(exportation, true);
c.stop();
return;
}
observer(exportation, false);
lastStatus = exportation;
};
cursor.observe({
added: (doc) => {
checkStatus(doc.exportation);
},
changed: (doc) => {
checkStatus(doc.exportation);
},
});
});
makeCall('exportPresentation', presentationId, type);
};
function handleFiledrop(files, files2, that, intl, intlMessages) {
if (that) {
const { fileValidMimeTypes } = that.props;
const { toUploadCount } = that.state;
const validMimes = fileValidMimeTypes.map((fileValid) => fileValid.mime);
const validExtentions = fileValidMimeTypes.map((fileValid) => fileValid.extension);
const [accepted, rejected] = partition(
files.concat(files2), (f) => (
validMimes.includes(f.type) || validExtentions.includes(`.${f.name.split('.').pop()}`)
),
);
const presentationsToUpload = accepted.map((file) => {
const id = uniqueId(file.name);
return {
file,
isDownloadable: false, // by default new presentations are set not to be downloadable
isRemovable: true,
id,
filename: file.name,
isCurrent: false,
conversion: { done: false, error: false },
upload: { done: false, error: false, progress: 0 },
exportation: { error: false },
onProgress: (event) => {
if (!event.lengthComputable) {
that.deepMergeUpdateFileKey(id, 'upload', {
progress: 100,
done: true,
});
return;
}
that.deepMergeUpdateFileKey(id, 'upload', {
progress: (event.loaded / event.total) * 100,
done: event.loaded === event.total,
});
},
onConversion: (conversion) => {
that.deepMergeUpdateFileKey(id, 'conversion', conversion);
},
onUpload: (upload) => {
that.deepMergeUpdateFileKey(id, 'upload', upload);
},
onDone: (newId) => {
that.updateFileKey(id, 'id', newId);
},
};
});
that.setState(({ presentations }) => ({
presentations: presentations.concat(presentationsToUpload),
toUploadCount: (toUploadCount + presentationsToUpload.length),
}), () => {
// after the state is set (files have been dropped),
// make the first of the new presentations current
if (presentationsToUpload && presentationsToUpload.length) {
that.handleCurrentChange(presentationsToUpload[0].id);
}
});
if (rejected.length > 0) {
notify(intl.formatMessage(intlMessages.rejectedError), 'error');
}
}
}
export default {
handleSavePresentation,
getPresentations,
persistPresentationChanges,
dispatchTogglePresentationDownloadable,
setPresentation,
requestPresentationUploadToken,
getExternalUploadData,
exportPresentation,
uploadAndConvertPresentation,
handleFiledrop,
};